CN111590730A - Sand stabilization plate mold, sand stabilization plate and manufacturing method of sand stabilization plate - Google Patents

Abstract

The invention discloses a sand stabilization plate mold which comprises a frame body, a partition plate and a scale, wherein the frame body is used for being placed on a pouring plane and forming a space with an open top with the pouring plane; the plurality of partition plates are arranged at intervals in the frame body along the height direction of the frame body and are used for compacting the sand fixation plate raw materials after the sand fixation plate raw materials are filled in the frame body, and the space with the open top is divided into a plurality of closed spaces for filling the sand fixation plate raw materials; the scale is a plurality of, and every the bottom surface of baffle is respectively the butt joint have at least one the scale. The invention also discloses a sand fixation plate and a manufacturing method thereof. The sand fixing plate die disclosed by the invention is simple in structure, can realize quick batch manufacturing of the sand fixing plates, can accurately control the thickness and the size of the sand fixing plates in the manufacturing process, and is time-saving and labor-saving in construction. Moreover, the sand fixing plate has the advantages of simple manufacturing process, convenient material obtaining, low cost, excellent strength performance, short curing time and no need of harsh curing conditions, and can be manufactured in a short time.

Description

Sand stabilization plate mold, sand stabilization plate and manufacturing method of sand stabilization plate

Technical Field

The invention relates to the technical field of sand prevention and fixation, in particular to a sand fixation plate mold, a sand fixation plate and a manufacturing method of the sand fixation plate mold.

Background

China is one of the most seriously harmed countries by desertification, the annual loss of the country caused by the desertification is as high as billions of yuan, and the desertification control is taken as an important national policy and is highly valued. In order to control desertification, China spends huge financial resources and manpower for a long time and also obtains considerable effect.

At present, hundreds of desert control technologies and sand control modes are explored in China, wherein the mature modes are chemical sand fixation and physical sand fixation. The chemical sand fixation means that a sand fixation and water retention solidification layer is formed on the surface of sand which is easy to cause sand damage by using chemical materials and processes, so that the aim of controlling the sand damage is fulfilled. Traditional chemical sand-fixing materials can be divided into: cement, water glass, petroleum products and high-molecular polymer super absorbent resin. The chemical sand fixation has the defects of slightly high cost and unsuitability for large-area popularization, and some sand fixation products have potential influence on the environment.

The physical sand fixation uses a mechanical mode to arrange stones, grids or straws and the like into a grid form on the surface of a flowing sand layer, so that a wind-shield wall is formed, wind erosion is reduced, the effect of intercepting rainwater is achieved, and the physical sand fixation has a certain effect and low cost and is popularized in a large area. However, the manufacturing of the grid sand barriers such as grass grids, stone grids and grids cannot realize batch manufacturing, the labor intensity is high, the construction progress is slow, the service life is short, and the grid sand barriers are easy to be buried by wind and sand, so that the application of the grid sand barriers is greatly limited. Therefore, it is very important to develop a sand fixing plate which has long service life, can be recycled and is simple and convenient to manufacture.

Disclosure of Invention

In view of the defects in the prior art, the invention provides the sand fixing plate mold, the sand fixing plate and the manufacturing method thereof, the batch manufacturing process of the sand fixing plate is simple and easy to implement, the sand fixing plate with excellent strength performance can be manufactured in a short time by using the sand fixing plate mold and the manufacturing method, the manufacturing raw material cost is low, and the manufacturing process does not need harsh maintenance conditions.

In order to achieve the purpose, the invention adopts the following technical scheme:

a sand stabilization plate mold comprises a frame body, a partition plate and a scale, wherein the frame body is placed on a casting plane to form a space with an open top with the casting plane; the plurality of the partition plates are arranged at intervals in the frame body along the height direction of the frame body, and are used for compacting the sand fixation plate raw materials after the sand fixation plate raw materials are filled in the frame body, so that the space with the top opening is divided into a plurality of closed spaces for filling the sand fixation plate raw materials; the scale is a plurality of, and every the bottom surface of baffle is respectively the butt joint have at least one the scale.

As one embodiment, the frame body is formed by detachably splicing at least two sub-frames.

In one embodiment, the scale is provided at a corner of the frame.

In one embodiment, the bottom surface of each of the partitions is abutted with a plurality of the scales, and the scales abutted with the bottom surface of the same partition have the same height.

In one embodiment, at least one of the scales is provided at each corner of the frame.

As one embodiment, the sand stabilization plate mold further comprises a base plate for bearing the frame body, and the upper surface of the base plate serves as a casting plane.

As one embodiment, the bottom surface of the partition board is provided with a groove, and after the sand fixation plate raw material is filled to cover the scale, the partition board is tightly pressed above the sand fixation plate raw material, so that the scale below is inserted into the groove and abuts against the bottom surface of the groove.

Another object of the present invention is to provide a method for manufacturing a sand-fixing plate, comprising:

s01, placing the frame body on a casting plane;

s02, pouring the sand fixation plate raw material into the frame body to enable the sand fixation plate raw material to cover the scale arranged in the frame body;

s03, putting a layer of partition plate above the raw material of the sand fixation plate and compacting to enable the partition plate to be abutted to the scale below;

s04, repeating the steps S02 and S03 until the frame body is filled;

and S05, demolding after the sand fixing plate raw material is hardened, and then curing at a preset temperature.

As one embodiment, the sand fixation plate is made of magnesium cement mortar, and the preparation process comprises the following steps:

mixing active magnesium oxide, sand or soil and a magnesium chloride solution with the concentration of 20-30 Be DEG according to the mass ratio of 1: (5-15): (5-15), adding fibers, and uniformly stirring to obtain the magnesium cement mortar.

The invention also aims to provide the sand fixing plate manufactured by the manufacturing method of the sand fixing plate.

The sand fixing plate die disclosed by the invention is simple in structure, can realize quick batch manufacturing of the sand fixing plates, can accurately control the thickness and the size of the sand fixing plates in the manufacturing process, and is time-saving and labor-saving in construction. Moreover, the sand fixing plate has the advantages of simple manufacturing process, convenient material obtaining, low cost, excellent strength performance, short curing time and no need of harsh curing conditions, and can be manufactured in a short time.

Drawings

Fig. 1 is a schematic cross-sectional view of a sand-fixing plate mold in a use state according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a splicing structure of a frame body according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a scale mounting portion according to an embodiment of the invention;

FIG. 4 is a schematic diagram of a fitting relationship between a partition board and a scale according to an embodiment of the present invention;

FIG. 5 is a block flow diagram of a method of making a sand stabilization plate according to an embodiment of the present invention;

FIG. 6 is a schematic view of a sand-fixing plate mold filled with only one layer of sand-fixing plate material according to an embodiment of the present invention;

FIG. 7 is a schematic view showing a state where only one layer of partition is put in the sand-fixing plate mold according to the embodiment of the present invention;

fig. 8 is a schematic structural view of the sand fixing plate after the sand fixing plate mold is demolded according to the embodiment of the invention.

The numbers in the figures illustrate the following:

1-sand fixation plate; 1S-sand fixation plate raw material; 10-a frame body; 11. a 12-L shaped sub-frame; 110-linker arm; 111-a cartridge; 112-a hinge; 113-a spacing post; 120-convex ring; 20-a separator; 30-scale bar; 40-a backing plate; 200-grooves.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, the sand fixing plate mold of the embodiment of the invention mainly includes a frame 10, a partition plate 20 and a scale 30, the frame 10 can be placed on a casting plane, so as to form an open-top space with the casting plane, and the open-top space can be used for accommodating the partition plate 20, the scale 30 and the sand fixing plate raw materials. Wherein, baffle 20, scale 30 are a plurality of, and these baffles 20 are located framework 10, set up along the direction of height of framework 10 with interval ground, separate into a plurality of confined subspaces that are used for filling solid sand board raw materials 1S with the open space in top, form a solid sand board in every subspace, and this baffle 20 is used for compaction solid sand board raw materials behind the solid sand board raw materials 1S of intussuseption in framework 10, also can guarantee the roughness of solid sand board simultaneously. The scale 30 is used for being placed in each corresponding subspace before each layer of sand fixing plate is manufactured and used as a reference datum for guaranteeing the thickness of the sand fixing plate raw material 1S, the bottom surface of each partition plate 20 is respectively abutted with at least one scale 30, and the height of the scale 30 on each layer of partition plate 20 can be automatically adjusted according to actual conditions so as to realize personalized customization.

As shown in fig. 2 and 6, the frame 10 is preferably formed by splicing two L- shaped sub-frames 11 and 12, and the two L- shaped sub-frames 11 and 12 are engaged by providing a snap structure at their respective ends, so as to be detachably connected. Specifically, one end of each L- shaped sub-frame 11, 12 is provided with a connecting arm 110 capable of swinging relative to the L-shaped sub-frame and a fixture block 111 fixed at the free end of the connecting arm 110, the connecting arm 110 is rotatably connected with the L-shaped sub-frame through a hinge 112 fixed on the outer wall of the L-shaped sub-frame, and the rotating shaft of the hinge 112 is preferably consistent with the height direction of the frame body 10. Two limiting columns 113 are convexly arranged at the other end of each L- shaped sub-frame 11, 12, the two limiting columns 113 are fixed at intervals along the height direction of the frame body 10, the interval between the two limiting columns 113 along the height direction of the frame body 10 is larger than the width of the connecting arm 110 and smaller than the width of the fixture block 111, here, the width refers to the dimension along the height direction of the frame body 10, and preferably, the limiting columns 113 are made of a material with certain elastic deformation, such as a steel wire.

When the two L- shaped sub-frames 11 and 12 are spliced, only the end parts of the two L- shaped sub-frames 11 and 12 need to be aligned to form a rectangular frame structure, the connecting arm 110 of one L-shaped sub-frame is swung to be embedded between the two limiting posts 113 of the adjacent L-shaped sub-frame, the clamping block 111 is blocked by the limiting posts 113 to realize the elastic clamping of the two sub-frames, and meanwhile, the other ends of the two L-shaped sub-frames are also processed in the same way, so that the splicing and assembling of the two L-shaped sub-frames are realized. Preferably, the limiting column 113 is inclined towards a direction departing from the end where the limiting column is located, so as to form an acute angle with the L-shaped sub-frame where the limiting column is located, so that the latch 111 cannot be easily separated after being held.

It will be appreciated that the two L-shaped sub-frames may be joined together in other detachable ways, for example, by fastening with threaded fasteners, etc. The frame body may also be formed by splicing sub-frames with other shapes, for example, four linear sub-frames, or an L-shaped sub-frame is spliced with two linear sub-frames, which is not limited herein.

As shown in fig. 1, the scales 30 are columnar bodies, and the end surface of each scale 30 is a plane perpendicular to the height direction of the scale 30. The dimensions of the scale are selected according to the thickness of the sand-fixing plate, and the height is generally in the range of 1.5cm to 5cm, for example, 5mm in diameter and 25mm in height.

The scale 30 may be provided at a corner of the frame 10 during use of the sand-fixing plate mold. Preferably, a plurality of scales 30 are abutted on the bottom surface of each spacer 20, and the scales 30 abutted on the bottom surface of the same spacer 20 have the same height. For example, at least one scale 30 may be provided at each corner of the housing 10. The scale 30 may abut against the inner wall of the housing 10, or may be spaced apart from the inner wall of the housing 10 by a predetermined distance. Alternatively, each scale 30 is fixed to the inner wall of the frame body 10, or is formed integrally with the frame body 10, so that the step of placing the scales 30 each time can be omitted.

As shown in fig. 3, in an embodiment, a plurality of installation portions for installing the scales 30, such as a convex ring 120 with installation holes, which are arranged at intervals, may be further protruded on the inner wall of the frame 10, when scales with different height specifications need to be installed, only the corresponding scale needs to be inserted into the hole in the corresponding convex ring 120, and the position of the scale in the vertical direction can be adjusted as needed, so that scales with different specifications can be conveniently replaced.

After filling first layer sand stabilization plate raw material 1S, first group scale 30 is covered by sand stabilization plate raw material 1S, through utilizing one deck baffle 20 to cover in first layer sand stabilization plate raw material 1S top and compress tightly, can guarantee the compactness and the roughness of sand stabilization plate raw material 1S, when baffle 20 was compressed tightly to the scale 30 tip of butt below, then the thickness that explains first layer sand stabilization plate raw material 1S is the height of scale 30 promptly. And then, continuously using another group of the scales 30 as a reference for filling the second layer of the sand fixing plate raw material 1S above, covering the second layer of the sand fixing plate raw material 1S with another layer of the partition plate 20, and compacting, and repeating the steps to fill the multiple layers of the sand fixing plate raw material 1S in the sand fixing plate die, thereby completing the manufacturing of the multiple layers of the sand fixing plates at one time.

The sand-fixing plate mould can also comprise a backing plate 40 for bearing the frame body 10, wherein the upper surface of the backing plate 40 is used as a pouring plane, and a space with an open top is formed by the backing plate and the pouring plane. The sand-fixing plate mould is preferably made of stainless steel, and can also be made of other materials such as magnesium alloy, aluminum alloy, PVC, wood and the like. The dimensions of the frame 10 are preferably (100cm to 200cm) × (20cm to 50cm) × (20cm to 100cm) in length × width × height.

As shown in fig. 4, a groove 200 may be further formed in the bottom surface of the partition board 20, and after the sand-fixing plate raw material is filled to cover the scale 30, the partition board 20 is pressed against the sand-fixing plate raw material 1S, and the partition board 20 is further pressed, so that the scale 30 below is inserted into the groove 200 and abuts against the bottom surface of the groove 200. By the design mode, the partition plate 20 has larger displacement in the compaction process, namely, the lower sand fixing plate raw material 1S has larger compression space, so that the compactness of the sand fixing plate raw material 1S is better.

With reference to fig. 5, the present invention further provides a method for manufacturing a sand fixing plate, which mainly comprises:

and S01, placing the frame body 10 on a casting plane to form a space with an open top.

Specifically, the sub-frames are spliced to form a rectangular frame 10, and then placed on the backing plate 40.

S02, pouring the sand fixation plate material 1S into the frame 10, and covering the scale 30 (see fig. 6) provided in the frame 10 with the sand fixation plate material 1S.

S03, placing a layer of partition board 20 above the raw material 1S of the sand-fixing plate and compacting, so that the partition board 20 abuts against the scale 30 below (as shown in fig. 7), and the raw material 1S of the sand-fixing plate is correspondingly flattened in the process.

S04, repeating the above steps S02 and S03, and repeating the steps of filling the sand-fixing plate material on the next layer of the partition board 20 and pressing the partition board 20 until the frame 10 is filled (as shown in fig. 1).

And S05, demolding after the sand solidification board raw material is hardened (as shown in figure 8), and then curing at a preset temperature.

The hardening process of the sand fixing plate raw material can be realized by curing for 8-36 h (preferably 24h) in the air, after hardening, the frame body 10 is disassembled for demolding, the backing plate 40 is pulled off, and the primary setting sand fixing plates at intervals are obtained, the demolded primary setting sand fixing plates are cured in the air for 2-7 days, so that the sand fixing plates 1 can be prepared, the sand fixing plates 1 are used for sand prevention construction, and the preferred curing time in the embodiment is 3 days.

In this embodiment, the sand-fixing plate raw material 1S is preferably magnesium cement mortar, and the preparation process thereof includes:

mixing magnesium chloride (MgCl)₂) Dissolving in water to obtain a magnesium chloride solution with the concentration of 20-30 Be degrees (Baume degrees). Wherein, the source of the water is not limited, and the water can be tap water or river and lake water;

mixing active magnesium oxide (MgO) and magnesium chloride solution according to the mass ratio of 1: (0.5-2) (preferably 1: 0.75) and uniformly stirring to obtain the magnesium cement paste. The magnesium cement paste can be used after being mixed with sand or soil, so as to save cost, for example, active magnesium oxide (MgO), sand or soil in a desertification control place, and the magnesium chloride solution obtained by the above steps according to a mass ratio of 1: (5-15): (5-15) (preferably 1: 8: 9) and uniformly stirring to obtain the magnesium cement mortar.

Wherein, the active magnesium oxide is the combination of one or more of light-burned magnesium oxide powder, caustic dolomite powder or other raw materials capable of obtaining active magnesium oxide components, and the active content of the active magnesium oxide is 15 to 95 percent. When the magnesium cement mortar is mixed, fibers can be added to serve as reinforcing materials, and the fibers can be plant fibers or inorganic fibers such as glass fibers.

On the basis of the manufacturing method, the invention correspondingly provides the sand fixing plate manufactured by the method.

Because the magnesium cement gelled material formed in the manufacturing process has high strength and excellent workability with sand or soil, compared with other inorganic materials (such as silicate, gypsum and the like), the magnesium cement gelled material can maximally utilize sand in desertification control places as a filling material, more than 80% of the material mixing ratio is local sand or soil, the material taking process is saved, the manufacturing efficiency is improved, and the raw material cost is also saved. In addition, the magnesium cement sand fixation plate has outstanding freeze-thaw resistance and saline-alkali resistance, and the compressive strength and the flexural strength of the magnesium cement sand fixation plate can reach higher levels through tests. And the magnesium cement can be quickly hardened at ambient temperature without providing a harsh hardening environment, and the manufacturing process is combined with the die, so that the magnesium cement can be processed and manufactured at any time and any place, and the manufacturing, construction and installation of the sand fixing plate can be carried out in batches and in sequence quickly.

The foregoing is directed to embodiments of the present application and it is noted that numerous modifications and adaptations may be made by those skilled in the art without departing from the principles of the present application and are intended to be within the scope of the present application.

Claims (10)

1. The sand stabilization plate mold is characterized by comprising a frame body (10), a partition plate (20) and a scale (30), wherein the frame body (10) is used for being placed on a casting plane and forms a space with an opening at the top with the casting plane; the plurality of the partition plates (20) are arranged at intervals in the frame body (10) along the height direction of the frame body (10) and are used for compacting the sand fixing plate raw materials after the sand fixing plate raw materials are filled in the frame body (10) and dividing the space with the open top into a plurality of closed spaces for filling the sand fixing plate raw materials; the scales (30) are multiple, and the bottom surface of each partition plate (20) is respectively abutted with at least one scale (30).

2. A sand stabilization plate mould according to claim 1, wherein the frame (10) is formed by detachably splicing at least two sub-frames.

3. A sand stabilization plate mould according to claim 2, wherein the scale (30) is provided at a corner of the frame (10).

4. A sand-fixing plate mould according to claim 3, characterised in that the base surface of each partition (20) abuts a plurality of said scales (30), and the scales (30) abutting the base surface of the same partition (20) have the same height.

5. A sand stabilization plate mould according to claim 4, wherein each corner of the frame (10) is provided with at least one of said scales (30).

6. A sand stabilization plate mould according to claim 1, further comprising a shim plate (40) for carrying the frame (10), the upper surface of the shim plate (40) being the casting plane.

7. The sand stabilization plate mold according to any one of claims 1 to 6, wherein a groove (200) is formed in the bottom surface of the partition plate (20), and after the sand stabilization plate raw material is filled to cover the scale (30), the partition plate (20) is pressed above the sand stabilization plate raw material, so that the scale (30) below is inserted into the groove (200) and abuts against the bottom surface of the groove (200).

8. A method for manufacturing a sand stabilization plate is characterized by comprising the following steps:

s01, placing the frame body (10) on a casting plane;

s02, pouring the sand fixation plate raw material into the frame body (10) to enable the sand fixation plate raw material to cover the scale (30) arranged in the frame body (10);

s03, putting a layer of partition board (20) above the raw material of the sand fixation plate and compacting to enable the partition board (20) to be abutted against the scale (30) below;

s04, repeating the steps S02 and S03 until the frame body (10) is filled;

and S05, demolding after the sand fixing plate raw material is hardened, and then curing at a preset temperature.

9. The method for manufacturing the sand fixation plate as claimed in claim 8, wherein the sand fixation plate is made of magnesium cement mortar, and the preparation process comprises the following steps:

mixing active magnesium oxide, sand or soil and a magnesium chloride solution with the concentration of 20-30 Be DEG according to the mass ratio of 1: (5-15): (5-15), adding fibers, and uniformly stirring to obtain the magnesium cement mortar.

10. A sand stabilization plate, characterized by being manufactured by the method for manufacturing a sand stabilization plate according to claim 8 or 9.

Images