CN214402924U

CN214402924U - Steel construction top overflow swimming pool and top overflow structure thereof

Info

Publication number: CN214402924U
Application number: CN202120322381.0U
Authority: CN
Inventors: 李建章
Original assignee: Beijing Noahpool Power Technology Co ltd
Current assignee: Beijing Noahpool Power Technology Co ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-10-15
Anticipated expiration: 2031-02-03

Abstract

The utility model discloses a steel structure top overflow swimming pool and a top overflow structure thereof, wherein the top overflow structure comprises an overflow trough component, a waterproof pool film attached on the pool wall, a fixing device and a locking edge sealing strip, the fixing device is fixed above the pool plate of the swimming pool, the top surface is provided with a U-shaped trough, and the U-shaped trough is parallel to the pool wall of the swimming pool; the locking edge banding is matched with the U-shaped groove and used for fixing and clamping the waterproof tank film; the overflow groove component is arranged on the fixing device, and the waterproof pool film horizontally spans the U-shaped groove and then is fixed with the top surface of the overflow groove component. The utility model discloses, the waterproof pond membrane of swimming pool, through the U-shaped groove on the fixing device and the fixed back of locking banding strip fastening, the level strides across the U-shaped groove again, and is fixed with the top surface of overflow launder, has improved the firm nature that waterproof pond membrane is fixed, can prevent effectively that waterproof pond membrane from droing. And the side water tank is arranged below the overflow trough assembly, so that the space below the overflow trough assembly is fully utilized.

Description

Steel construction top overflow swimming pool and top overflow structure thereof

Technical Field

The utility model relates to a steel construction swimming pool technical field, concretely relates to steel construction top overflow swimming pool and top overflow structure thereof.

Background

The steel structure swimming pool overcomes the limit conditions of the common swimming stadium in the aspects of professional approval, construction period, investment scale, land requirement and the like, has the advantages of economic manufacturing cost, simple and convenient installation, quick construction and the like, gradually replaces the traditional concrete land swimming pool, and becomes the mainstream of a new swimming facility.

The steel structure swimming pool is generally composed of a steel structure pool body, a waterproof pool membrane, an overflow tank and a water circulation system. For example, chinese utility model patent CN 209244330U discloses a borderless swimming pool, which comprises a pool body, an overflow tank assembly, a waterproof membrane and a water circulation system; the swimming pool comprises a swimming pool bottom and a swimming pool wall, wherein the swimming pool wall is formed by splicing a plurality of pool wall units, each pool wall unit comprises a support frame, an inner surrounding plate, an outer surrounding plate and an inclined surrounding plate, the inner surrounding plate and the outer surrounding plate are respectively and vertically arranged on the inner side and the outer side of the support frame, the height of the inner surrounding plate is greater than that of the outer surrounding plate, and the two sides of the inclined surrounding plate are respectively connected with the top edge of the inner surrounding plate and the top edge of the outer surrounding plate; the overflow tank assembly is hung on the upper part of the peripheral plate, and the notch of the overflow tank assembly is in direct contact with the lower edge of the inclined coaming; the waterproof membrane is laid on the surfaces of the bottom of the swimming pool, the inner surrounding plate and the inclined surrounding plate. This scheme can prevent that the overflow water from splashing, has reduced the loss of pond water, can reduce the noise of rivers simultaneously, has promoted user experience. However, there are the following disadvantages:

(1) the fastness of the waterproof pool membrane is poor, and the waterproof pool membrane is easy to fall off;

(2) the top of the pool protrudes upwards, so that the pool is inconvenient to enter the swimming pool;

(3) it is easy to bring the dirt on the human body or outside the pool into the swimming pool to cause water pollution.

In view of this, it is urgently needed to improve the top overflow structure of the existing steel structure swimming pool, improve the firmness of the waterproof pool membrane, reduce pollution and facilitate use.

SUMMERY OF THE UTILITY MODEL

To the above defect, the utility model aims to solve the technical problem that a steel construction top overflow swimming pool's top overflow structure is provided to solve current steel construction top overflow swimming pool, the problem of waterproof tank membrane fastness poor, swimming pool water easily pollutes and inconvenient entering swimming pool.

Therefore, the utility model provides a top overflow structure of steel construction top overflow swimming pool, include overflow trough subassembly and be used for pasting the waterproof pond membrane of dress on the pool wall, still include:

the fixing device is fixed above a pool plate of the swimming pool, and a U-shaped groove is formed in the top surface of the fixing device and is parallel to the wall of the swimming pool;

the locking edge banding is matched with the U-shaped groove and used for fixing and clamping the waterproof tank membrane;

the overflow groove component is arranged on the fixing device, and the waterproof pool film horizontally spans the U-shaped groove and then is fixed with the top surface of the overflow groove component.

In the above technical solution, preferably, the overflow tank assembly includes an overflow tank and a sewage tank disposed outside the overflow tank, and a partition wall is disposed between the overflow tank and a top surface of the sewage tank.

In the above technical solution, preferably, the fixing device includes:

the lower bracket is fixed on the pool plate;

the upper support is arranged on the lower support, an adjusting bolt is arranged on the upper support, the adjusting bolt penetrates through the lower support and then is fixed through an adjusting nut, and the U-shaped groove is formed in the top surface of the upper support.

In the above technical solution, preferably, the upper bracket includes a vertical plate, and an outer side surface of the vertical plate abuts against an outer side wall of the lower bracket;

a transverse plate horizontally extending outwards is arranged at the upper part of the vertical plate, a side vertical plate extending upwards is arranged at the outer side of the transverse plate, and the U-shaped groove is formed between the vertical plate and the side vertical plate;

and a T-shaped groove with a downward opening is formed in the outer side of the side vertical plate and used for mounting the adjusting bolt.

In the above technical solution, preferably, the swimming pool further comprises a decorative profile, which is arranged on the overflow trough assembly, and the decorative profile has a first arc part protruding towards the inner side of the swimming pool; the end part of the first arc part extends downwards to form a side blocking part, and the side blocking part is attached to the waterproof tank membrane.

In the above technical scheme, preferably, still include the elasticity protection casing, be equipped with horizontal bulge on the decorative section bar towards the top surface of swimming pool one side, the outside of horizontal bulge is equipped with the recess, the elasticity protection casing has a horizontal part, the inner of horizontal part be with the second arc portion of first circular arc looks adaptation, the outside of horizontal part bend downwards form with the pothook of recess looks adaptation, the elasticity protection casing lock dress is in on the decorative section bar.

In the above technical solution, preferably, the swimming pool further comprises a plurality of water tank support plates for fixing with the pool plate of the swimming pool, and the water tank support plates are provided with notches adapted to the bottoms of the overflow tank and the sewage tank.

In the above technical solution, preferably, the overflow groove includes an overflow groove body with an upward opening, an upper end of a side wall of the overflow groove body facing the swimming pool horizontally extends towards the swimming pool to form a first extending portion, an upper end of a side wall of the overflow groove body away from the swimming pool horizontally extends towards the outside of the swimming pool to form a second extending portion, and the first extending portion is higher than the second extending portion; one end orientation that swimming pool was kept away from to first extension the inside direction level of overflow cell body extends and forms the third extension, horizontal bending again forms first kink after the distal end of third extension is buckled downwards, be equipped with the convex vertical part that makes progress on the horizontal part of first kink, first kink is located the part in the vertical part outside with the second extension highly uniform constitutes the step face of placing the overflow grid.

In the above technical solution, preferably, the sewage tank includes a sewage tank body with an upward opening, a side wall of the sewage tank body facing one side of the swimming pool horizontally extends towards the outside of the swimming pool to form a fourth extending portion, a side wall of the sewage tank body facing one side of the swimming pool horizontally extends towards the outside of the swimming pool to form a fifth extending portion, and the fourth extending portion has the same height as the fifth extending portion and forms a step surface for placing the sewage grille.

The utility model also provides a steel construction top overflow swimming pool, including foretell top overflow structure and other water tank of putting, other water tank setting of putting is in the below of overflow trough subassembly.

According to the above technical scheme, the utility model provides a pair of steel construction top overflow swimming pool's top overflow structure has solved the problem that prior art waterproof pool membrane fastness is poor, swimming pool water easily pollutes and inconvenient entering swimming pool. Compared with the prior art, the utility model discloses following beneficial effect has:

first, the waterproof pond membrane of swimming pool, through the U-shaped groove on the fixing device with lock banding strip card after fixed, the level strides across the U-shaped groove again, and is fixed with the top surface of overflow launder, has improved the firm nature that waterproof pond membrane is fixed, can prevent effectively that waterproof pond membrane from droing.

Secondly, in the preferred scheme of the utility model, the overflow launder subassembly includes the overflow launder and sets up the bilge pit in the overflow launder outside, be equipped with the partition wall between the overflow launder with the top surface of bilge pit. The bathing water on the body of the swimmer and the sewage outside the swimming pool can flow into the independent sewage tank and can not enter the overflow tank, thereby avoiding polluting the water of the swimming pool.

Thirdly, in the preferred scheme of the utility model, can adjust the overflow launder subassembly to the level through adjusting bolt and adjusting nut, make the even overflow of pond water.

Fourth, no projections need to be provided across the sides of the pool to facilitate access to the pool, particularly for children or the elderly.

Additionally, the utility model provides a steel construction top overflow swimming pool will be other puts the water tank setting in the below of overflow tank subassembly, make full use of the space of overflow tank subassembly below, provide better solution to the limited occasion in space.

Drawings

In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments of the present invention or the prior art will be briefly described and explained below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

Fig. 1 is a schematic view of a top overflow structure of a steel structure top overflow swimming pool provided by the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

fig. 4 is a schematic view of an overflow trough of the present invention;

FIG. 5 is a schematic view of a sewage tank according to the present invention;

fig. 6 is a schematic view of the middle upper bracket of the present invention;

fig. 7 is the schematic view of the steel structure top overflow swimming pool provided by the utility model.

In fig. 1 to 7, the correspondence between the components is as follows:

the device comprises a pool plate 10, a waterproof pool membrane 20, a U-shaped groove 30, a locking edge sealing strip 50, an overflow groove 60, a sewage groove 70 and a water groove supporting plate 80;

a lower bracket 31, an upper bracket 32, an adjusting bolt 33, an adjusting nut 34;

vertical plate 321, horizontal plate 322, side vertical plate 323 and T-shaped groove 324;

the structure comprises an overflow groove body 61, a first extending part 62, a second extending part 63, a third extending part 64, a first bending part 65, a vertical part 66, a water tank reinforcing plate 67, an elastic protective cover 68, a clamping groove 69 and the water tank reinforcing plate 67;

the sewage tank body 71, the clamping strip 72, the fourth extending part 73, the fifth extending part 74, the bent part 75 and the partition wall 76;

overflow grate 85, sewage grate 86;

the decorative profile 90, a first arc part 91, a side blocking part 92, an elastic protective cover 93, a horizontal protruding part 94 and a groove 95;

a bottom beam frame 110, a vertical column 120, a cross beam 130, a tank waterproof tank film 140, a water return pipe 150 and a support beam 160.

Detailed Description

The technical solutions of the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the embodiments described below are only some embodiments of the present invention, not all embodiments. Based on the embodiment of the present invention, under the premise that the person skilled in the art does not make creative work, all other embodiments obtained belong to the protection scope of the present invention.

The utility model discloses an implementation principle is:

the waterproof pond membrane of swimming pool, through the U-shaped groove on the fixing device and the locking banding strip card after fixed, the level strides across the U-shaped groove again, and is fixed with the top surface of overflow launder, has improved the firm nature that waterproof pond membrane is fixed, can prevent effectively that waterproof pond membrane from droing.

In order to explain and explain the technical solution and implementation of the present invention more clearly, several preferred embodiments for implementing the technical solution of the present invention are introduced below.

It should be noted that the terms of orientation such as "inside, outside", "front, back" and "left and right" are used herein as reference objects, and it is obvious that the use of the corresponding terms of orientation does not limit the scope of protection of the present invention.

Referring to fig. 1, 2 and 3, fig. 1 is a schematic diagram of a top overflow structure of a steel structure top overflow swimming pool according to the present invention, which is disposed on the outside of the top of the wall of the swimming pool for realizing the overflow water circulation of the swimming pool, and the wall of the swimming pool is assembled by panels 10. Fig. 2 is an enlarged view of a portion a in fig. 1, and fig. 3 is an enlarged view of a portion B in fig. 1.

As shown in fig. 1, 2 and 3, the present invention provides a top overflow structure of a steel structure top overflow swimming pool, which comprises an overflow trough assembly and a waterproof pool membrane 20 attached to the inner wall of the pool wall.

The overflow trough assembly is arranged above the plate of the swimming pool through a fixing device, a U-shaped groove 30 is arranged on the top surface of the fixing device, and the U-shaped groove 30 is parallel to the wall of the swimming pool. The waterproof tank membrane 20 is clamped and fixed with the U-shaped groove 30 through the locking edge sealing strip 50, horizontally spans the U-shaped groove 30 and is fixed with the top surface of the overflow tank assembly. Wherein the locking edgeband 50 fits into the U-shaped channel 30.

The overflow groove assembly comprises an overflow groove 60 and a sewage groove 70 arranged outside the overflow groove 60, and a partition wall 76 is arranged between the overflow groove 60 and the top surface of the sewage groove 70. The overflow tank 60 and the sewage tank 70 are supported by a plurality of tank support plates 80 disposed at intervals to ensure the supporting strength of the overflow tank assembly. The tank support plate 80 has notches fitted to the bottoms of the overflow tank 60 and the sewage tank 70, and the tank support plate 80 is fixed to the outer side wall of the pond plate 10.

The structure of the isopipe 60 is shown in fig. 4, which is a cross-sectional view of the isopipe shown in fig. 4. The overflow groove 60 comprises an overflow groove body 61 with an upward opening, the upper end of the side wall of the overflow groove body 61 facing the side of the swimming pool horizontally extends towards the direction of the swimming pool to form a first extension part 62, the upper end of the side wall of the overflow groove body 61 far away from the side of the swimming pool horizontally extends towards the outside of the swimming pool to form a second extension part 63, and the first extension part 62 is higher than the second extension part 63. One end of the first extending part 62 far away from the swimming pool horizontally extends towards the inner direction of the overflow trough body 61 to form a third extending part 64, the far end of the third extending part 64 is bent downwards and then horizontally bent to form a first bending part 65, the horizontal part of the first bending part 65 is provided with a vertical part 66 protruding upwards, the part of the first bending part 65 positioned at the outer side of the vertical part 66 is consistent with the height of the second extending part 63, and a step surface for placing the overflow grating 85 is formed.

The second extending portion 63 is provided with a partition wall 76 protruding upward, the partition wall 76 is hollow, the upper end of the partition wall is arc-shaped, and an elastic protection cover 68 (see fig. 1) is fastened on the outer surface of the arc-shaped partition wall to prevent the swimmer from being injured when passing through the partition wall. The partition wall 76 is integrally formed with the overflow groove 61, and a locking groove 69 is formed on the outer side surface.

Be equipped with basin reinforcing plate 67 in the overflow tank body 61, separate into two cell bodies with overflow tank body 61, be equipped with the through-hole that is used for communicateing two cell bodies on the basin reinforcing plate 67. The strength of the overflow groove 61 can be enhanced by the water groove reinforcing plate 67, and deformation can be prevented. The upper end of the water tank reinforcing plate 67 is fixed to the bottom surface of the horizontal portion of the first bent portion 65.

The structure of the sump 70 is shown in fig. 5, and fig. 5 is a sectional view of the sump. The waste water tank 70 includes a waste water tank body 71 with an upward opening, and a protruding clip strip 72 is provided on the side wall of the waste water tank body 71 facing the swimming pool, and the clip strip 72 is clipped in the clip groove 69, so that the waste water tank 70 is assembled on the overflow groove 60. The lateral wall of dirty cell body 71 towards swimming pool one side extends towards the swimming pool outside level and forms fourth extension 73, and the lateral wall that dirty cell body 71 kept away from swimming pool one side extends towards the swimming pool outside level and forms fifth extension 74, is equipped with the kink 75 towards the swimming pool outside on the fifth extension 74, and the top surface and the ground parallel and level of kink 75. The fourth extension 73 is at the same height as the fifth extension 74, and forms a step surface for placing a sewage grid 86 (see fig. 1 and 3).

Referring again to fig. 1, the fixing device is assembled by a lower bracket 31 and an upper bracket 32.

The lower bracket 31 has a channel section and is fixed on the top surface of the pool plate 10, and the outer side wall of the lower bracket 31 faces the pool.

The upper bracket 32 is arranged on the lower bracket 31, and is provided with an adjusting bolt 33, and the adjusting bolt 33 passes through the lower bracket 31 and then is fixed by an adjusting nut 34 for adjusting the height of the upper bracket 32.

Specifically, as shown in fig. 6, the upper bracket 32 includes a standing plate 321, and the outer side surface thereof abuts against the outer side wall of the lower bracket 31. A transverse plate 322 horizontally extending outwards is arranged at the upper part of the vertical plate 321, a side vertical plate 323 extending upwards is arranged at the outer side of the transverse plate 322, a T-shaped groove 324 with a downward opening is arranged at the outer side of the side vertical plate 323, and the adjusting bolt 33 is arranged in the T-shaped groove 324. A U-shaped groove 30 is formed between the standing plate 321 and the side standing plate 323.

The overflow chute assembly is also provided with a decorative section bar 90 and an elastic protective cover 93 for protecting swimmers and avoiding collision and damage.

Referring to fig. 2, the decorative section 90 has a horizontal protrusion 94 on the top surface facing the inside of the swimming pool, the horizontal protrusion 94 has a first arc 91 protruding toward the inside of the swimming pool, the end of the first arc 91 extends downward to form a side block 92, and the side block 92 is attached to the pool-preventing membrane 20. The outside of horizontal bulge 94 is equipped with recess 95, and elastic protection casing 93 has a horizontal part, and the inner of horizontal part is the second circular arc portion with first circular arc portion 91 looks adaptation, and the outside of the horizontal part of elastic protection casing 93 bends downwards and forms the pothook with recess 95 looks adaptation, and elastic protection casing 93 lock is adorned on decorating section bar 90.

The utility model provides a top overflow structure of steel construction top overflow swimming pool, the assembly method is as follows:

firstly, the pool plates are assembled and spliced into the pool body of the swimming pool.

Then, the lower bracket is fixed on the top surface of the pool plate, and the upper bracket is mounted on the lower bracket through the adjusting bolt.

Thirdly, the overflow groove assembly is arranged on the upper support, the height of the overflow groove assembly is adjusted through an adjusting nut, and a water groove supporting plate is arranged.

And fourthly, laying a waterproof tank membrane, enabling the side edge of the waterproof tank membrane to stride across a U-shaped groove on the overflow groove and be lapped on the top surface of the first extension part of the overflow groove, fixing the waterproof tank membrane and the U-shaped groove through a locking edge sealing strip, and then welding and fixing the side edge of the waterproof tank membrane and the top surface of the first extension part. The overflow launder adopts the PVC material.

Fifthly, installing a decorative section bar and an elastic protective cover, and installing an elastic protective cover on the partition wall.

And sixthly, laying an overflow grid and a sewage grid.

For the top overflow type swimming pool, the circulating water tank is an indispensable component, and the existing circulating water tank is usually arranged outside the swimming pool and is arranged independently or in a separate operation room, so that a large field space is occupied.

Therefore, the utility model also provides a steel construction top overflow swimming pool, on the basis of the overflow structure of above-mentioned top, increased other water tank structure of putting. The side water tank is arranged below the overflow trough assembly, so that the space below the overflow trough assembly is fully utilized, and the side water tank is very suitable for occasions with small space.

As shown in fig. 7, the utility model provides a steel construction top overflow swimming pool, top overflow structure and the other water tank of putting including above-mentioned structure.

The side water tank is assembled by steel structural members and comprises a bottom beam frame 110, upright posts 120 and cross beams 130.

The bottom beam frame 110 is laid on the outer side of the pool plate 10, the pool plate 10 is fixed with the bottom beam frame 110, the upright post 120 is vertically arranged and fixed at the outer end of the bottom beam frame 110, the outer end of the cross beam 130 is fixed with the upper end of the upright post 120, and the inner end of the cross beam 130 is fixed with the pool plate 10. The bottom beam frame 110, the plurality of upright columns 120 and the plurality of cross beams 130 form a steel structure frame, wall plates are arranged on the top surface of the bottom beam frame 110 and the inner side surfaces of the upright columns 120, the outer wall of the pool plate 10, the bottom beam frame 110 and the wall plates on the upright columns 120 form a water tank body with an upward opening, a water tank waterproof pool film 140 is laid on the inner wall of the water tank body, and therefore a side water tank is formed. The overflow trough is provided with a return pipe 150 for injecting water in the overflow trough into the side water tank.

In the above scheme, a plurality of support beams 160 may also be disposed on the bottom beam frame 110, and the wall plates on the bottom beam frame 110 are instead laid on the support beams 160, so that the columns 120, the support beams 160 and the cross beams 130 may be assembled first, and then the column plates 10 and the bottom beam frame 110 are assembled, thereby improving the construction efficiency.

Synthesize the description of above concrete embodiment, the utility model provides a steel construction top overflow swimming pool and top overflow structure thereof compares with prior art, has following advantage:

firstly, after the U-shaped groove and the locking edge banding strip on the fixing device are fixed, the U-shaped groove is horizontally spanned and fixed with the top surface of the overflow groove component, so that the firmness of the waterproof pool membrane is improved, and the waterproof pool membrane can be effectively prevented from falling off.

And the overflow groove component comprises an overflow groove and a sewage groove arranged on the outer side of the overflow groove, and a partition wall is arranged between the overflow groove and the top surface of the sewage groove. The bathing water on the body of the swimmer and the sewage outside the swimming pool can flow into the independent sewage tank and can not enter the overflow tank, thereby avoiding polluting the water of the swimming pool.

Thirdly, the overflow launder adopts the PVC material, and the side of waterproof pond membrane and the top surface welded fastening of first extension further improve the firm nature.

Fourthly, the overflow trough assembly can be conveniently adjusted to be horizontal through the adjusting bolt and the adjusting nut.

Fifthly, can protect the swimmer through elasticity protection casing and elasticity protective cover, prevent the injury of colliding with.

And sixthly, a side water tank is arranged below the overflow groove assembly, so that the space below the overflow groove assembly is fully utilized, and a better solution is provided for occasions with limited space.

Finally, it should also be noted that the terms "comprises," "comprising," or any other variation thereof, as used herein, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The present invention is not limited to the above-mentioned best mode, and any person should learn the structural change made under the teaching of the present invention, all with the present invention has the same or similar technical solution, all fall into the protection scope of the present invention.

Claims

1. The utility model provides a top overflow structure of steel construction top overflow swimming pool, includes overflow trough subassembly and is used for the waterproof pond membrane of dress on the pool wall, its characterized in that still includes:

2. The top overflow structure of a steel structure top overflow swimming pool, as claimed in claim 1, wherein said overflow trough assembly comprises an overflow trough and a sewage trough disposed outside said overflow trough, a partition wall being disposed between said overflow trough and a top surface of said sewage trough.

3. The top overflow structure of a steel structure top overflow swimming pool, as claimed in claim 1, wherein said fixture comprises:

the lower bracket is fixed on the pool plate;

4. The top overflow structure of a steel structure top overflow swimming pool as claimed in claim 3, wherein said upper bracket comprises vertical plates, the outer side of which is attached to the outer side wall of said lower bracket;

5. The top overflow construction of a steel structure top overflow swimming pool, according to claim 1, further comprising a decorative profile disposed on said overflow trough assembly, said decorative profile having a first arc of circle convex toward the inside of the swimming pool; the end part of the first arc part extends downwards to form a side blocking part, and the side blocking part is attached to the waterproof tank membrane.

6. The top overflow structure of the steel structure top overflow swimming pool as claimed in claim 5, further comprising an elastic protection cover, wherein a horizontal protrusion is formed on the top surface of the decorative section facing the swimming pool, a groove is formed on the outer side of the horizontal protrusion, the elastic protection cover has a horizontal portion, the inner end of the horizontal portion is a second arc-shaped portion matched with the first arc-shaped portion, the outer side of the horizontal portion is bent downward to form a hook matched with the groove, and the elastic protection cover is fastened on the decorative section.

7. The top overflow structure of the steel structure top overflow swimming pool of claim 2, further comprising a plurality of tank support plates for fixing to the deck of the swimming pool, wherein the tank support plates are provided with notches adapted to the bottoms of the overflow tank and the sewage tank.

8. The top overflow structure of steel structure top overflow swimming pool of claim 2, wherein said overflow trough comprises an overflow trough body with an upward opening, the upper end of the side wall of said overflow trough body facing the swimming pool horizontally extends towards the swimming pool to form a first extension portion, the upper end of the side wall of the overflow trough body facing away from the swimming pool horizontally extends towards the outside of the swimming pool to form a second extension portion, said first extension portion is higher than said second extension portion; one end orientation that swimming pool was kept away from to first extension the inside direction level of overflow cell body extends and forms the third extension, horizontal bending again forms first kink after the distal end of third extension is buckled downwards, be equipped with the convex vertical part that makes progress on the horizontal part of first kink, first kink is located the part in the vertical part outside with the second extension highly uniform constitutes the step face of placing the overflow grid.

9. The top overflow structure of steel structure top overflow swimming pool of claim 2, wherein said sewage tank comprises a sewage tank body with an upward opening, said sewage tank body has a side wall facing the swimming pool and horizontally extending toward the outside of the swimming pool to form a fourth extension portion, and a side wall facing away from the swimming pool and horizontally extending toward the outside of the swimming pool to form a fifth extension portion, said fourth extension portion and said fifth extension portion have the same height and form a step surface for placing sewage grilles.

10. A steel roof overflow swimming pool, comprising a roof overflow structure as claimed in any one of claims 1-9 and a bypass tank disposed below the overflow trough assembly.