阅读说明：本技术 一种收水槽及其制造工艺 (water collecting tank and manufacturing process thereof ) 是由 翟建刚 刘剑卿 刘龙杰 邵奕瑄 江风宁 左海浩 丁前旺 周新运 李妗婓 于 2019-08-20 设计创作，主要内容包括：本发明公开了一种收水槽及其制造工艺,其中收水槽包括由滚塑工艺制成的槽体；所述槽体的内壁上由内至外依次设有胶衣层、防渗层、受力层和外表面层；所述槽体包括U型槽以及从U型槽的一侧壁向上延伸并朝外侧弯曲的圆弧部。本发明在槽体的内壁上由内至外依次设有胶衣层、防渗层、受力层和外表面层,产品厚度可以自由控制、可以安置各种镶嵌件、不受形状复杂的限制；而且生产出的产品边缘强度特别好,其密度只有0.85～0.90,更适合于高空布置安装,厚薄均匀,不存在应力变形,镶嵌件与主体一次成型,无分层缺陷,无毛刺,无气泡,产品边缘光滑整齐,脱模后无需再进行修边加工,适应工作环境,耐温100℃、耐湿100％,使用寿命≥30年。(the invention discloses a water collecting tank and a manufacturing process thereof, wherein the water collecting tank comprises a tank body made by a rotational molding process; a gel coat layer, an impermeable layer, a stress layer and an outer surface layer are sequentially arranged on the inner wall of the tank body from inside to outside; the groove body comprises a U-shaped groove and an arc part which extends upwards from one side wall of the U-shaped groove and bends towards the outer side. The inner wall of the tank body is sequentially provided with the gel coat layer, the impermeable layer, the stress layer and the outer surface layer from inside to outside, the thickness of the product can be freely controlled, various inserts can be arranged, and the limitation of complicated shapes is avoided; the edge strength of the produced product is particularly good, the density of the product is only 0.85-0.90, the product is more suitable for high-altitude arrangement and installation, the thickness is uniform, stress deformation does not exist, the insert and the main body are formed in one step, the layering defect, the burr and the bubble are avoided, the edge of the product is smooth and neat, trimming processing is not needed after demolding, the product is suitable for a working environment, the temperature and the humidity resistance are 100 ℃, and the service life is more than or equal to 30 years.)

1. a water collecting tank is characterized in that: comprises a tank body (1) made by rotational molding process; a gel coat layer, an impermeable layer, a stress layer and an outer surface layer are sequentially arranged on the inner wall of the tank body (1) from inside to outside; the groove body (1) comprises a U-shaped groove (1-1) and an arc part (1-2) which extends upwards from one side wall of the U-shaped groove (1-1) and is bent towards the outer side, and a first transverse reinforcing rib (1-3) arranged along the length direction of the groove body (1) is arranged at the notch part of the other side wall; the upper end and the lower end of the inner wall of the arc part (1-2) are respectively provided with two second transverse reinforcing ribs (1-4) at intervals; a plurality of first vertical reinforcing ribs (1-5) are uniformly distributed between the two second transverse reinforcing ribs (1-4) along the length direction of the groove body (1); and pre-buried holes (1-6) used for being connected with a suspension mechanism of the upper water collecting device are formed in the first transverse reinforcing ribs (1-3) and the second transverse reinforcing ribs (1-4) at the lower ends of the inner walls of the arc parts (1-2).

2. A water receiving tank according to claim 1, characterized in that: the thickness of the gel coat layer is more than or equal to 0.5 mm.

3. A water receiving tank according to claim 1, characterized in that: the thickness of the impermeable layer is more than or equal to 1 mm.

4. A water receiving tank according to claim 1, characterized in that: the thickness of the stress layer is more than or equal to 8 mm.

5. a water receiving tank according to claim 1, characterized in that: the thickness of the outer surface layer is greater than or equal to 0.5 mm.

6. A water receiving tank according to claim 1, characterized in that: and joint flange plates (1-8) matched with the section of the tank body (1) are arranged at the two ends of the tank body (1).

7. A water receiving tank according to claim 1, characterized in that: and a plurality of second vertical reinforcing ribs (1-7) are uniformly distributed on the outer wall of the tank body (1) along the length direction of the tank body (1).

8. The manufacturing process of the water collecting tank is characterized by comprising the following steps of:

s1: preparing a tank body (1) by adopting a rotational molding process;

S2: the inner wall of the tank body (1) is respectively provided with a pre-assembly groove of a first transverse reinforcing rib (1-3), a second transverse reinforcing rib (1-4) and a first vertical reinforcing rib (1-5), and the outer wall of the tank body (1) is provided with a pre-assembly groove of a second transverse reinforcing rib (1-4);

s3: pre-embedded parts are respectively installed in a pre-installation groove of the first transverse reinforcing rib (1-3) at the lower end of the inner wall of the arc part (1-2) and a pre-installation groove of the first transverse reinforcing rib (1-3) at the groove opening part of the U-shaped groove (1-1);

S4: filling corresponding U-shaped stainless steel strips into each pre-assembly groove;

S5: pouring resin into a gap between each stainless steel strip and the pre-installation groove to coat the stainless steel strips;

s6: a gel coat layer, an impermeable layer and a stress layer are sequentially laid on the inner wall of the tank body (1) by adopting a hand lay-up forming process;

S7: two joint flange plates (1-8) which are matched with the section shape of the tank body (1) are respectively fixed at the two ends of the tank body (1).

Technical Field

The invention relates to the technical field of cooling towers, in particular to a water collecting tank and a manufacturing process thereof.

background

the environment-friendly high-polymer water collecting tank is a technical innovation of the traditional high-polymer water collecting tank. There are two main forms available at present, one: the concrete high-level water collecting tank of the adopted reinforced concrete, II: the adopted high-level water collecting tank is made of polyester glass fiber reinforced plastics. However, the two forms of high-level water collecting tanks have the following defects: the large influence of civil engineering error easily causes inevitable serious leakage, the civil engineering quantity is large, and the air inlet resistance is increased due to the heavy and large volume of the tank body. The latter: although the light high-strength polyester glass fiber reinforced plastic is used for manufacturing, the forming process belongs to thermosetting, the condition of recycling is not provided, the polyester glass fiber reinforced plastic cannot be recycled for other use after the service life cycle is finished, the polyester glass fiber reinforced plastic cannot be buried, and the environment pollution is caused.

Therefore, it is necessary to design a water collecting tank and a manufacturing process thereof to solve the above problems.

disclosure of Invention

The invention aims to provide a water collecting tank and a manufacturing process thereof aiming at the defects in the prior art.

the technical scheme for realizing the purpose of the invention is as follows: a water collecting tank comprises a tank body made by rotational molding process; a gel coat layer, an impermeable layer, a stress layer and an outer surface layer are sequentially arranged on the inner wall of the tank body from inside to outside; the groove body comprises a U-shaped groove and an arc part which extends upwards from one side wall of the U-shaped groove and bends towards the outer side, and a first transverse reinforcing rib arranged along the length direction of the groove body is arranged at the notch part of the other side wall; the upper end and the lower end of the inner wall of the arc part are respectively provided with two second transverse reinforcing ribs at intervals; a plurality of first vertical reinforcing ribs are uniformly distributed between the two second transverse reinforcing ribs along the length direction of the groove body; and the first transverse reinforcing rib and the second transverse reinforcing rib at the lower end of the inner wall of the arc part are respectively provided with a pre-buried hole for being connected with a suspension mechanism of the upper water collecting device.

the thickness of the gel coat layer is more than or equal to 0.5 mm.

The thickness of the impermeable layer is more than or equal to 1 mm.

The thickness of the stress layer is more than or equal to 8 mm.

the thickness of the outer surface layer is greater than or equal to 0.5 mm.

And joint flange plates matched with the section of the tank body are arranged at the two ends of the tank body.

And a plurality of second vertical reinforcing ribs are uniformly distributed on the outer wall of the groove body along the length direction of the groove body.

The manufacturing process of the water collecting tank comprises the following steps:

S1: preparing a tank body by adopting a rotational molding process;

S2: the inner wall of the tank body is respectively provided with a pre-assembly groove of a first transverse reinforcing rib, a second transverse reinforcing rib and a first vertical reinforcing rib, and the outer wall of the tank body is provided with a pre-assembly groove of a second vertical reinforcing rib;

s3: pre-embedded parts are respectively installed in the pre-installation grooves of the first transverse reinforcing ribs at the lower end of the inner wall of the circular arc part and the pre-installation grooves of the first transverse reinforcing ribs at the groove opening parts of the U-shaped groove;

S4: filling corresponding U-shaped stainless steel strips into each pre-assembly groove;

s5: pouring resin into a gap between each stainless steel strip and the pre-installation groove to coat the stainless steel strips;

S6: a gel coat layer, an impermeable layer and a stress layer are sequentially laid on the inner wall of the tank body by adopting a hand lay-up forming process;

S7: two joint flanges matched with the cross section of the groove body in shape are respectively fixed at two ends of the groove body.

By adopting the technical scheme, the invention has the following beneficial effects: (1) the tank body manufactured by adopting the rotational molding process has high degree of automation of mechanical forming and reliable quality; the inner wall of the groove body is sequentially provided with a gel coat layer, an impermeable layer, a stress layer and an outer surface layer from inside to outside, the thickness of the product can be freely controlled, various inserts can be arranged, and the limitation of complicated shapes is avoided; the edge strength of the produced product is particularly good, the density of the product is only 0.85-0.90, the product is more suitable for high-altitude arrangement and installation, the thickness is uniform, stress deformation does not exist, the insert and the main body are formed in one step, the layering defect, the burr and the bubble are avoided, the edge of the product is smooth and neat, trimming processing is not needed after demolding, the product is suitable for a working environment, the temperature and the humidity resistance are 100 ℃, and the service life is more than or equal to 30 years.

drawings

in order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the present disclosure taken in conjunction with the accompanying drawings, in which

FIG. 1 is a schematic view of the structure of the water collecting tank of the present invention.

the reference numbers in the drawings are:

The device comprises a groove body 1, a U-shaped groove 1-1, an arc part 1-2, a first transverse reinforcing rib 1-3, a second transverse reinforcing rib 1-4, a first vertical reinforcing rib 1-5, a pre-buried hole 1-6, a second vertical reinforcing rib 1-7 and a joint flange plate 1-8.

Detailed Description

In order that the present invention may be more readily and clearly understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings.

(example 1)

Referring to fig. 1, the water receiving tank of the present embodiment includes a tank body 1 made of an environment-friendly composite material (EPMC) by a rotational molding process.

The inner wall of the tank body 1 is sequentially provided with a gel coat layer (with the thickness of more than or equal to 0.5mm), an impermeable layer (a resin-rich layer with the thickness of more than or equal to 1 mm), a stress layer (with the thickness of more than or equal to 8mm) and an outer surface layer (an ultraviolet-resistant resin-rich layer with the thickness of more than or equal to 0.5mm) from inside to outside.

Further, the groove body 1 comprises a U-shaped groove 1-1 and an arc part 1-2 which extends upwards from one side wall of the U-shaped groove 1-1 and bends towards the outer side, and a first transverse reinforcing rib 1-3 arranged along the length direction of the groove body 1 is arranged at the notch part of the other side wall. The upper end and the lower end of the inner wall of the arc part 1-2 are respectively provided with two second transverse reinforcing ribs 1-4 at intervals. The top side width of the cross sections of the first transverse reinforcing ribs 1-3 and the second transverse reinforcing ribs 1-4 is 80mm, the height is larger than or equal to 40mm, the bottom side width is 160mm, and the rib thickness is larger than or equal to 10 mm.

Furthermore, a plurality of first vertical reinforcing ribs 1-5 are uniformly distributed between the two second transverse reinforcing ribs 1-4 along the length direction of the groove body 1. The first transverse reinforcing ribs 1-3 and the second transverse reinforcing ribs 1-4 at the lower ends of the inner walls of the arc parts 1-2 are respectively provided with a pre-buried hole 1-6 for connecting with a suspension mechanism of the upper water collecting device. A plurality of second vertical reinforcing ribs 1-7 are uniformly distributed on the outer wall of the tank body 1 along the length direction of the tank body 1. The top side width of the cross sections of the first vertical reinforcing ribs 1-5 and the second vertical reinforcing ribs 1-7 is 80mm, the height is larger than or equal to 40mm, the bottom side width is 160mm, and the rib thickness is larger than or equal to 10 mm.

Furthermore, joint flange plates 1-8 matched with the section of the tank body 1 are arranged at the two ends of the tank body 1.

The manufacturing process of the water collecting tank comprises the following steps:

S1: preparing a tank body 1 by adopting a rotational molding process;

S2: the inner wall of the tank body 1 is respectively provided with pre-assembled grooves of a first transverse reinforcing rib 1-3, a second transverse reinforcing rib 1-4 and a first vertical reinforcing rib 1-5, and the outer wall of the tank body 1 is provided with pre-assembled grooves of a second vertical reinforcing rib 1-7; the pre-assembly grooves are arranged, so that the first transverse reinforcing ribs 1-3, the second transverse reinforcing ribs 1-4, the first vertical reinforcing ribs 1-5 and the second vertical reinforcing ribs 1-7 are convenient to install, and the embedded parts are convenient to install;

S3: pre-embedded parts are respectively installed in the pre-installation grooves of the first transverse reinforcing ribs 1-3 at the lower ends of the inner walls of the circular arc parts 1-2 and the pre-installation grooves of the first transverse reinforcing ribs 1-3 at the groove openings of the U-shaped grooves 1-1;

S4: filling corresponding U-shaped stainless steel strips into each pre-assembly groove;

s5: filling resin (polyurethane foaming material) into a gap between each stainless steel strip and the pre-installation groove to coat the stainless steel strips;

S6: a gel coat layer, an impermeable layer, a stress layer and an outer surface layer are sequentially paved on the inner wall of the tank body 1 by adopting a hand lay-up forming process;

S7: two joint flange plates 1-8 matched with the section shape of the tank body 1 are respectively fixed at two ends of the tank body 1.

The water collecting tank manufactured by the water collecting tank manufacturing process of the embodiment has the advantages that the tank body manufactured by the rotational molding process is high in mechanical forming automation degree and reliable in quality; the inner wall of the groove body is sequentially provided with a gel coat layer, an impermeable layer, a stress layer and an outer surface layer from inside to outside, the thickness of the product can be freely controlled, various inserts can be arranged, and the limitation of complicated shapes is avoided; the edge strength of the produced product is particularly good, the density of the product is only 0.85-0.90, the product is more suitable for high-altitude arrangement and installation, the thickness is uniform, stress deformation does not exist, the insert and the main body are formed in one step, the layering defect, the burr and the bubble are avoided, the edge of the product is smooth and neat, trimming processing is not needed after demolding, the product is suitable for a working environment, the temperature and the humidity resistance are 100 ℃, and the service life is more than or equal to 30 years.

the above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.