CN106638920B - A kind of filter tank V-groove and its installation method - Google Patents

Abstract

The invention discloses a V-shaped groove of a filter tank, which is characterized in that it includes inclined groove walls and bottoms, and the groove walls are seamlessly assembled with thin inclined prefabricated plates, wherein the groove walls between adjacent thin inclined prefabricated plates are provided with Concave groove, metal connectors are pre-embedded at the bottom of the concave groove; water distribution holes are also provided near the bottom; the invention also discloses a method for installing the V-shaped groove of the filter tank. Using the technical solution of the invention, the filter tank V The groove wall adopts seamlessly assembled thin inclined prefabricated slabs. The thin inclined prefabricated slabs are poured horizontally. Standardized prefabricated production is carried out in the project, which solves the two problems of concrete pouring quality and maintenance quality of the V-shaped groove thin inclined slabs in the filter tank. This key problem not only ensures the overall quality of the filter, but also realizes factory processing.

Description

V-shaped groove of filter tank and installation method thereof

technical field

The invention belongs to the field of water filtration in water works, and more specifically, the invention relates to a V-shaped groove of a filter tank and an installation method thereof.

Background technique

The V-shaped groove of the filter is an important part of the water distribution system of the filter. However, due to the thin wall thickness of the V-shaped groove of the filter, many reserved water distribution holes, dense steel bars, and inconvenient maintenance, etc., it often results in on-site pouring. V-shaped groove concrete is not dense, exposed tendons, pitted surface, large deviation of reserved hole position, insufficient concrete strength and other quality defects, which affect the overall quality of the filter and the effect of water distribution.

Contents of the invention

The technical problem to be solved by the present invention is to provide a V-shaped groove of the filter to ensure the overall quality of the filter.

The invention also discloses a method for installing the V-shaped groove of the filter tank.

In order to achieve the above object, the technical solution adopted by the present invention is: a V-shaped groove of a filter is provided, which includes inclined groove walls and bottoms, and the groove walls are seamlessly assembled with thin inclined prefabricated panels, wherein the adjacent thin inclined prefabricated The groove walls between the plates are provided with concave grooves, and metal connectors are pre-embedded in the bottom of the concave grooves; water distribution holes are also arranged near the bottom.

A method for installing a filter V-groove disclosed by the invention comprises the following steps:

1) Set the concave groove on the groove wall, and then pre-embed metal connectors at the bottom of the concave groove;

2) Prepare thin inclined prefabricated panels;

3) Clean the bottom of the concave groove before installation, and check the embedded metal connectors;

4) Set up adjustable steel pipe scaffolding as a temporary support for V-groove installation of thin inclined prefabricated slabs;

5) Hoisting and positioning;

6) The nodes are connected, and then the connection points are post-processed.

The invention discloses a method for installing a V-groove in a filter tank. In step 1), a concave groove on the groove wall is provided, and template strips with nails on the inner wall of the wooden formwork and the same width and depth as the concave groove are used to realize the reserved concave groove.

The invention discloses a method for installing a V-shaped groove of a filter. In step 2), a thin inclined prefabricated plate is prepared, and the prefabricated plate is made according to the inclination of the groove wall. One side of the prefabricated plate is provided with a suspension ring, and the length of a single prefabricated plate is ≤1 m, concrete grade ≥ C30.

The invention discloses a method for installing a V-shaped groove of a filter. In step 3), the bottom of the concave groove is cleaned before installation, the pre-embedded metal connectors are checked, the sundries in the concave groove are cleaned, and the defects of the embedded metal connectors on the groove wall are checked. position, and at the same time put the installation control line into the place to be installed.

The invention discloses a method for installing a V-shaped groove of a filter. In step 5), the prefabricated plate is hoisted and placed in place in step 5), and the prefabricated plate is hoisted by the lifting ring provided on one side of the prefabricated plate, and assembled block by block from both ends of the V-shaped groove to the middle. , do a zero-point correction every four to six pieces, place one end of the prefabricated panel in the concave groove, jack up the prefabricated panel through the screw rod set on the adjustable steel pipe scaffold, and then push it into the installation position.

The invention discloses a method for installing V-shaped grooves in a filter tank. In step 6), the nodes are connected, and the nodes are connected by spot welding. The nodes are connected to the vertical welds of the adjacent prefabricated panels and the pre-embedded metal connectors between the prefabricated panels and the tank wall. Using manual arc welding, full welding, full weld seam, no slag inclusions, pores, weld seam height ≥ the thickness of the prefabricated plate, welding gap between metal connectors ≤ 2mm, the resulting coating is cleaned in time; the gap is filled with waterproof cement fill up.

In the method for installing a V-groove of a filter disclosed by the present invention, the post-processing in step 6) also includes two layers of polymer cement-based waterproof layers after the waterproof cement is hardened, and cement mortar plastering.

Adopting the technical scheme of the present invention, the V-shaped groove wall of the filter tank adopts seamlessly assembled thin inclined prefabricated panels, and the thin inclined prefabricated panels are poured horizontally, and standardized prefabricated production is carried out in the project, which solves the problem of the filter tank V-shaped groove thin inclined panels The quality of on-site pouring of concrete and the quality of maintenance are two key issues, which not only guarantees the overall quality of the filter, but also realizes factory processing.

The invention also discloses a method for installing the V-shaped groove of the filter tank. According to the structural characteristics of the V-shaped groove of the filter tank, the thin inclined prefabricated plate required for the V-shaped groove is processed, and the thin plate in the prior art is directly poured vertically on the groove wall. Instead, the mold is used for horizontal pouring in advance, and standardized prefabrication is carried out in the project. Concave grooves and pre-embedded metal connectors are reserved on the groove wall. Lifting and welding equipment are used for installation on site to form formed products. The joint plate is welded. The seams are caulked and waterproofed; effectively improving the construction quality of the V-groove. Since the V-groove is prefabricated in a horizontal position, the molding size and maintenance effect are better, and the construction progress can be accelerated, the planned construction period can be shortened, and the construction quality can be improved. ;Effectively solve the problem of inconsistency of concrete pouring on the V-shaped groove thin inclined plate, avoiding the phenomenon of concrete exposed bars, cavities, and pockmarks, thereby improving the quality and appearance of concrete pouring; solving the problem of offset of the reserved hole of the inclined plate , the pass rate of the reserved hole deviation can reach 98%, which improves the accuracy of the water hole distribution of the V-shaped groove of the filter, thus greatly improving the backwashing effect of the filter; the V-shaped groove is equivalent to the cantilever component, and the prefabricated V-shaped groove is It is prefabricated in advance, and the on-site assembly is fast. After the V-shaped groove is installed, the lower frame can be dismantled and entered into the next process. There is no need to wait for the concrete strength to reach 100%, which can shorten the construction period by about 28 days; the prefabricated construction has a high degree of mechanization, which greatly reduces The labor intensity of workers is reduced, and the social benefits are remarkable.

The present invention will be described in detail below with reference to the accompanying drawings and embodiments.

Description of drawings

The following is a brief description of the content expressed in the drawings of this manual and the marks in the drawings:

Fig. 1 is the sectional view of a kind of filter tank V-shaped groove of the present invention;

Fig. 2 is the sectional view of the V-shaped groove of a kind of installation method of filter tank V-shaped groove of the present invention shown in Fig. 1;

Fig. 3 is a schematic diagram of an installation method of a V-shaped groove of a filter shown in Fig. 1 according to the present invention.

The marks in the figure are: 1. Water distribution hole; 2. Concave groove; 3. Lifting ring; 4. Groove wall; 5. Metal connector; 6. Screw rod.

Detailed ways

Referring to the accompanying drawings, through the description of the embodiments, the specific implementation of the present invention, such as the shape, structure, mutual position and connection relationship between the various parts, the function and working principle of each part, and the manufacturing process And the method of operation and use, etc., are described in further detail to help those skilled in the art have a more complete, accurate and in-depth understanding of the inventive concept and technical solutions of the present invention.

Fig. 1 is a sectional view of a V-shaped groove of a filter of the present invention; as shown in the figure, a V-shaped groove of a filter of the present invention includes inclined groove walls 4 and bottom, and the groove walls 4 are seamlessly assembled with thin oblique prefabricated panels , wherein, the groove wall 4 between the adjacent thin inclined prefabricated panels is provided with a concave groove 2, and the metal connector 5 is embedded in the bottom of the concave groove 2; a water distribution hole 1 is also provided near the bottom.

Fig. 2 is the sectional view of the V-shaped groove of the installation method of a kind of filter tank V-shaped groove shown in Fig. 1; Fig. 3 is the schematic diagram of the installation method of a kind of filter tank V-shaped groove of the present invention shown in Fig. 1; A kind of installation method of filter tank V-shaped groove of the present invention shown in the figure, comprises the following steps:

1) Set the concave groove 2 on the groove wall 4, and then pre-embed the metal connector 5 at the bottom of the concave groove 2; use the formwork strips on the inner wall of the wooden formwork to realize the reserved concave groove 2 with the same width and depth as the concave groove 2;

2) Prepare thin inclined prefabricated slabs; make prefabricated slabs according to the inclination of the tank wall 4, install rings 3 on one side of the prefabricated slabs, the length of a single prefabricated slab is ≤ 1 meter, and the concrete label is ≥ C30;

3) Clean the bottom of the concave groove 2 before installation, check the embedded metal connector 5; clean up the sundries in the concave groove 2, check the position of the embedded metal connector 5 on the groove wall 4, and put the installation control line into the to-be-installed part;

4) Set up adjustable steel pipe scaffolding as a temporary support for V-groove installation of thin inclined prefabricated slabs;

5) Hoisting and positioning; lift the prefabricated slab through the lifting ring 3 set on one side of the prefabricated slab, assemble it piece by piece from both ends of the V-shaped groove to the middle, and make a zero point correction for every four to six pieces, and place one end of the prefabricated slab in the concave shape In the groove, the prefabricated panel is lifted up by the screw rod 6 set on the adjustable steel pipe scaffold, and then pushed into the installation position;

6) Node connection, and then carry out post-processing on the connection point; the node is connected by spot welding, the node connects the vertical weld seam of the adjacent prefabricated slab and the pre-embedded metal connector 5 of the prefabricated slab and the groove wall 4 adopts manual arc welding, full welding , the weld seam is full, without slag inclusions and pores, the height of the weld seam is ≥ the thickness of the prefabricated plate, the welding gap between the five metal connectors is ≤ 2mm, and the resulting coating is cleaned up in time; the gaps are filled with waterproof cement; post-processing Including after the waterproof cement is hardened, two layers of polymer cement-based waterproof layer are applied, and the surface is plastered with cement mortar.

Adopting the technical solution of the present invention, the filter tank V-shaped groove wall 4 adopts seamlessly assembled thin inclined prefabricated panels, and the thin inclined prefabricated panels are poured horizontally. The two key issues of concrete pouring quality and maintenance quality of the slab not only ensure the overall quality of the filter, but also realize factory processing.

The invention also discloses a method for installing the V-shaped groove of the filter tank. According to the structural characteristics of the V-shaped groove of the filter tank, the thin inclined prefabricated plate required for the V-shaped groove is processed, and the thin plate in the prior art is directly vertically placed on the groove wall 4. The pouring is changed to horizontal pouring using molds in advance, and standardized prefabrication production is carried out in the project. The concave groove 2 and the pre-embedded metal connector 5 are reserved in the groove wall 4. Lifting and welding equipment are used for installation on site to form formed products. The plates are welded, and the joints are caulked and waterproofed; the construction quality of the V-shaped groove is effectively improved. Since the V-shaped groove is prefabricated in a horizontal position, the forming size and maintenance effect are better, and it can speed up the construction progress and shorten the planned construction period. Improve the construction quality; effectively solve the problem of inconsistency of concrete pouring on the V-shaped groove thin inclined slab, avoid the phenomenon of concrete exposed bars, cavities, and pockmarks, thereby improving the quality and appearance of concrete pouring; solve the problem of reserved holes in the inclined slab For the problem of offset, the qualified rate of reserved hole deviation can reach 98%, which improves the accuracy of the water hole distribution of the V-shaped groove of the filter, thus greatly improving the backwashing effect of the filter; the V-shaped groove is equivalent to the cantilever component, and the prefabricated The V-shaped groove is prefabricated in advance, and the on-site assembly is fast. After the installation of the V-shaped groove, the lower frame can be dismantled and enter the next process. There is no need to wait for the concrete strength to reach 100%, which can shorten the construction period by about 28 days; the degree of mechanization of prefabricated construction High, greatly reducing the labor intensity of workers, and the social benefits are remarkable.

The present invention has been exemplarily described above in conjunction with the accompanying drawings. Obviously, the specific implementation of the present invention is not limited by the above methods, as long as various insubstantial improvements are adopted in the method concept and technical solutions of the present invention, or there is no improvement Directly applying the conception and technical solutions of the present invention to other occasions falls within the protection scope of the present invention.

Claims (7)

1. A kind of 1. installation method of filter tank V-groove, it is characterised in that：Comprise the following steps：

   1) cell wall concave groove is set, then matrix trench bottom built-in metal connector；

   2) thin oblique prefabricated board is prepared；

   3) cleaning matrix trench bottom before installation, checks built-in metal connector；

   4) interim support support of the adjustable steel pipe scaffold as the thin tiltedly prefabricated board of V-groove installation is set up；

   5) lift, be in place；

   6) node connects, and then carries out post-processing to tie point.
2. 2. according to a kind of installation method of filter tank V-groove described in claim 1, it is characterised in that：Set in described step 1) Cell wall concave groove is put, reserved concave groove is realized using in plank sheathing inwall nail and the wide template bar for waiting depth of concave groove.
3. 3. according to a kind of installation method of filter tank V-groove described in claim 1, it is characterised in that：Made in described step 2) Standby thin oblique prefabricated board, prefabricated board being made according to the gradient of cell wall, the side of prefabricated board sets suspension ring, prefabricated board single-piece length≤ 1 meter, concrete label >=C30.
4. 4. according to a kind of installation method of filter tank V-groove described in claim 1, it is characterised in that：Pacify in described step 3) Cleaning matrix trench bottom before dress, checks built-in metal connector, clears up debris in concave groove, checks built-in metal connection on cell wall The position of part, while installation control line is launched and arrives position to be installed.
5. 5. according to a kind of installation method of filter tank V-groove described in claim 1, it is characterised in that：Hung in described step 5) Fill, be in place, the suspension ring set by prefabricated board side sling prefabricated board, are assembled from V-groove both ends to middle block-by-block, often Four to six pieces are done a zero correction, and prefabricated board one end is placed in concave groove, by the screw mandrel set on adjustable steel pipe scaffold, Prefabricated board is jacked up, is then pushed into installation position.
6. 6. according to a kind of installation method of filter tank V-groove described in claim 1, it is characterised in that：Saved in described step 6) Point connection, node are connected using spot welding, and node connects the adjacent vertical weld seam of prefabricated board and prefabricated board and connected with cell wall built-in metal Fitting uses manual electric arc welding, and full weld, weld seam is full, no slag inclusion, stomata, the thickness of weld bead height >=prefabricated board, metal connection Welded gaps≤2mm between part, caused coating are cleared up in time；Filled and led up at gap using waterproof clay joint filling.
7. 7. according to a kind of installation method of filter tank V-groove described in claim 1, it is characterised in that：After in described step 6) After phase processing also includes waterproof clay hardening, brushing polymer cement-based waterproof layer twice, cement sand plaster.