Connecting and splash-proof device at water falling opening of steel net rack

Abstract

The utility model belongs to the technical field of drainage accessories, and discloses a connection and splash-proof device at a water falling opening of a steel net rack, which comprises a PVC (polyvinyl chloride) water receiving hopper, the angle steel is in a Z shape, the angle steel is arranged at the bottom end of the PVC water receiving hopper, and the angle steel is used for connection; the fixing piece is arranged on the angle steel, and the fixing piece is used for fixing; the galvanized triangular support is arranged on the angle steel through the fixing piece, and the galvanized triangular support is arranged on a wall body of a building main body structure through an external expansion bolt; the anti-splashing structure is arranged on the top of the PVC water receiving hopper, and the anti-splashing structure is used for preventing rainwater from splashing out; the water falling opening steel pipe is arranged on the water splashing prevention structure, and the water falling opening steel pipe is connected with a water falling opening reserved in a building structure. According to the utility model, firm connection between the PVC water receiving hopper and the structural wall body and between the PVC water receiving hopper and the outfall can be ensured, and rainwater can be prevented from splashing out.

Description

Technical Field

[0001] The utility model relates to the technical field of drainage fittings, in particular to a connecting and splash-proof device at the water inlet of a steel grid. Background Art

[0002] Indoor stadiums, covered playgrounds, etc. with a steel grid roof structure generally adopt internal drainage, and have relatively high requirements for the anti-leakage of drainage pipe fittings. Due to the influence of the struts, the roof water inlets are generally far from the structural wall. The fixing brackets of the PVC water receiving hoppers are not long enough and not firm enough. When the rainfall is large, there is a hidden danger of rainwater splashing out at the water receiving hoppers, which affects the use function. Therefore, in view of the above problems, it is urgent to develop a connecting and splash-proof device at the water inlet of a steel grid that can not only firmly connect the PVC water receiving hopper to the structural wall and the water inlet, but also prevent rainwater from splashing out. Summary of the Utility Model

[0003] In order to overcome the defects of the prior art pointed out above, the inventor of the present utility model has conducted in-depth research and completed the present utility model after a large amount of creative labor.

[0004] Specifically, the technical problem to be solved by the present utility model is: to provide a connecting and splash-proof device at the water inlet of a steel grid to solve the technical problems that the fixing brackets of the PVC water receiving hoppers are not long enough and not firm enough, and there is rainwater splashing out at the water receiving hoppers when the rainfall is large.

[0005] To solve the above technical problems, the present utility model provides the following technical solutions:

[0006] A connecting and splash-proof device at the water inlet of a steel grid, comprising: a PVC water receiving hopper;

[0007] An angle steel, the angle steel is in a Z shape, the angle steel is arranged at the bottom end of the PVC water receiving hopper, and the angle steel is used for connection;

[0008] A fixing member, the fixing member is arranged on the angle steel, and the fixing member is used for fixing;

[0009] A galvanized triangular bracket, the galvanized triangular bracket is arranged on the angle steel through the fixing member, and the galvanized triangular bracket is arranged on the main structure wall of the building through externally provided expansion bolts;

[0010] A splash-proof structure, the splash-proof structure is arranged on the top of the PVC water receiving hopper, and the splash-proof structure is used to prevent rainwater from splashing out;

[0011] A water inlet steel pipe, the water inlet steel pipe is arranged on the splash-proof structure, and the water inlet steel pipe is connected to the water inlet reserved in the building structure.

[0012] As an improved technical solution, a first waist-shaped hole is provided inside the angle steel, and the inner cavity of the first waist-shaped hole is movably connected to the fixing member.

[0013] As an improved technical solution, a second waist-shaped hole is provided at the top of the galvanized triangular bracket, and the inner cavity of the second waist-shaped hole is movably connected to the fixing member.

[0014] As an improved technical solution, a fixing hole is provided on the side wall of the galvanized triangular bracket, and the inner cavity of the fixing hole is movably connected to the externally provided expansion bolt.

[0015] As an improved technical solution, the splash-proof structure includes a fixing seat, which is fixedly connected to the top of the PVC water receiving hopper. A rotating shaft is rotatably connected inside the fixing seat, and a cover plate is fixedly sleeved on the outer surface of the rotating shaft. The bottom of the cover plate contacts the top of the PVC water receiving hopper.

[0016] As an improved technical solution, a groove is provided inside the cover plate.

[0017] As an improved technical solution, semi-circular grooves are provided at the closing positions of the two cover plates, and the semi-circular grooves form a socket groove. The inner cavity of the socket groove is movably sleeved on the outer surface of the water outlet steel pipe.

[0018] As an improved technical solution, the inner cavity diameter and size of the socket groove are both adapted to the outer surface diameter and size of the water outlet steel pipe.

[0019] After adopting the above technical solution, the beneficial effects of the present utility model are as follows:

[0020] 1. In the present utility model, by using the groove to close the two cover plates on the PVC water receiving hopper, at this time, the cover plate rotates around the rotating shaft until the cover plate covers the PVC water receiving hopper. At the same time, the socket groove formed by the semi-circular groove is sleeved on the outer surface of the water outlet steel pipe. When the rainfall is large, rainwater enters the PVC water receiving hopper through the inner cavity of the water outlet steel pipe. At the same time, the cover plate can prevent rainwater from splashing, thus facilitating the prevention of rainwater splashing and ensuring the firm connection between the PVC water receiving hopper and the water outlet.

[0021] 2. In the present utility model, by using the externally provided expansion bolt to fix the galvanized triangular bracket on the wall of the building main structure, and then using the fixing member to connect the angle steel fixed with the PVC water receiving hopper to the galvanized triangular bracket, it can ensure the firm connection between the PVC water receiving hopper and the wall of the building main structure, and the operation is simple and fast. Description of the Drawings

[0022] To more clearly illustrate the technical solutions of the embodiments of the present utility model, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings. Among them:

[0023] Figure 1 It is a schematic diagram of the overall structure of the connection and splash-proof device at the water outlet of the steel grid frame of the present utility model.

[0024] Figure 2 It is a schematic diagram of the overall exploded structure of the connection and splash-proof device at the water outlet of the steel grid frame of the present utility model.

[0025] Figure 3 It is a schematic diagram of the galvanized triangular bracket of the connection and splash-proof device at the water outlet of the steel grid frame of the present utility model.

[0026] Figure 4 It is a schematic diagram of the connection between the PVC water receiving hopper and the splash-proof structure of the connection and splash-proof device at the water outlet of the steel grid frame of the present utility model.

[0027] Explanation of reference numerals:

[0028] In the figure: 1, PVC water receiving hopper; 2, angle steel; 21, first waist-shaped hole; 3, fixing piece; 4, galvanized triangular bracket; 41, second waist-shaped hole; 42, fixing hole; 5, splash-proof structure; 51, fixing seat; 52, rotating shaft; 53, cover plate; 531, semi-circular groove; 6, water outlet steel pipe. Specific embodiments

[0029] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, rather than all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present utility model.

[0030] It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present utility model are only used to explain the relative positional relationship and movement conditions between components in a specific posture (as shown in the drawings). If the specific posture changes, the directional indications will also change accordingly.

[0031] At the same time, the meaning of "and / or" or "and / or" that appears throughout the text is that it includes three solutions. Taking "A and / or B" as an example, it includes solution A, or solution B, or a solution that satisfies both A and B at the same time.

[0032] In addition, in the present utility model, descriptions such as "first", "second", etc. are only for descriptive purposes and should not be construed as indicating or implying their relative importance or implicitly specifying the quantity of the indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions between various embodiments may be combined with each other, but it must be based on the ability of those of ordinary skill in the art to implement. When the combination of technical solutions results in contradictions or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model. Embodiment 1

[0033] Referring to Figures 1-3 , the first embodiment of the present utility model provides a connecting and splash-proof device at the water outlet of a steel grid frame. This connecting and splash-proof device at the water outlet of the steel grid frame includes: a PVC water receiving hopper 1;

[0034] An angle steel 2, the angle steel 2 is in a Z shape, and the angle steel 2 is arranged at the bottom end of the PVC water receiving hopper 1 for connection;

[0035] A fixing member 3, the fixing member 3 is arranged on the angle steel 2 and is composed of a fixing bolt and a fixing nut, and the fixing bolt and the fixing nut are threadedly connected for fixing;

[0036] A galvanized triangular bracket 4, the galvanized triangular bracket 4 is arranged on the angle steel 2 through the fixing member 3, and the galvanized triangular bracket 4 is arranged on the wall of the building main structure through an externally provided expansion bolt;

[0037] A splash-proof structure 5, the splash-proof structure 5 is arranged on the top of the PVC water receiving hopper 1 for preventing rainwater from splashing out;

[0038] A water outlet steel pipe 6, the water outlet steel pipe 6 is arranged on the splash-proof structure 5 and is connected to the water outlet reserved in the building structure.

[0039] A first waist-shaped hole 21 is opened inside the angle steel 2, and the inner cavity of the first waist-shaped hole 21 is movably connected to the fixing member 3, and the inner cavity of the first waist-shaped hole 21 is penetrated and connected to the outer surface of the fixing bolt for easy connection.

[0040] A second waist-shaped hole 41 is opened at the top end of the galvanized triangular bracket 4, and the inner cavity of the second waist-shaped hole 41 is movably connected to the fixing member 3, and the inner cavity of the second waist-shaped hole 41 is penetrated and connected to the outer surface of the fixing bolt for easy fixing of the fixing member 3.

[0041] A fixing hole 42 is opened on the side wall of the galvanized triangular bracket 4, and the inner cavity of the fixing hole 42 is movably connected to the externally provided expansion bolt for easy fixing of the galvanized triangular bracket 4.

[0042] During use, the galvanized triangular bracket 4 is fixed to the wall of the main structure of the building by using peripheral expansion bolts, and then the angle steel 2 fixed with the PVC water receiving hopper 1 is connected to the galvanized triangular bracket 4 by using the fixing member 3, so as to ensure that the PVC water receiving hopper 1 is firmly connected to the wall of the main structure of the building, and the operation is simple and fast. Embodiment 2

[0043] Refer to Figures 1-4 , which is the second embodiment of the present utility model. The difference between this embodiment and the first embodiment is that the splash-proof structure 5 includes a fixed seat 51, and a fixed connection is provided between the bottom end of the fixed seat 51 and the top of the PVC water receiving hopper 1. A rotating shaft 52 is rotatably connected inside the fixed seat 51, and a cover plate 53 is fixedly sleeved on the outer surface of the rotating shaft 52. The bottom of the cover plate 53 is in contact with the top of the PVC water receiving hopper 1.

[0044] A groove is provided inside the cover plate 53 to facilitate the closing and opening of the cover plate 53.

[0045] Semicircular grooves 531 are provided at the closing positions of the two cover plates 53, and the semicircular grooves 531 form a socket groove. The inner cavity of the socket groove is movably sleeved with the outer surface of the downspout steel pipe 6 to ensure a firm connection between the PVC water receiving hopper 1 and the downspout.

[0046] The inner cavity diameter and size of the socket groove are both adapted to the outer surface diameter and size of the downspout steel pipe 6, so that the socket groove fits more tightly when sleeved on the outer surface of the downspout steel pipe 6.

[0047] During use, the two cover plates 53 are closed on the PVC water receiving hopper 1 by using the groove. At this time, the cover plate 53 rotates around the rotating shaft 52 until the cover plate 53 covers the PVC water receiving hopper 1. At the same time, the socket groove formed by the semicircular grooves 531 is sleeved on the outer surface of the downspout steel pipe 6. When the rainfall is large, the rainwater enters the PVC water receiving hopper 1 through the inner cavity of the downspout steel pipe 6, and at the same time, the cover plate 53 can prevent the rainwater from splashing out, thus facilitating the prevention of rainwater splashing out and ensuring a firm connection between the PVC water receiving hopper 1 and the downspout.

[0048] The remaining structures are the same as those in Embodiment 1.

[0049] It should be understood that the uses of these embodiments are only for explaining the present utility model and are not intended to limit the protection scope of the present utility model. In addition, it should also be understood that after reading the technical content of the present utility model, those skilled in the art can make various changes, modifications, and / or variations to the present utility model, and all these equivalent forms also fall within the protection scope defined by the appended claims of this application.

Claims

1. A connecting and splash-proof device at the water inlet of a steel grid structure, characterized in that: Including: PVC water receiving hopper (1); Angle steel (2), the angle steel (2) is in a Z shape, the angle steel (2) is arranged at the bottom end of the PVC water receiving hopper (1), and the angle steel (2) is used for connection; Fixing member (3), the fixing member (3) is arranged on the angle steel (2), and the fixing member (3) is used for fixing; Galvanized triangular bracket (4), the galvanized triangular bracket (4) is arranged on the angle steel (2) through the fixing member (3), and the galvanized triangular bracket (4) is arranged on the wall of the main building structure through an externally provided expansion bolt; Anti-splash structure (5), the anti-splash structure (5) is arranged on the top of the PVC water receiving hopper (1), and the anti-splash structure (5) is used to prevent rainwater from splashing out; Downspout steel pipe (6), the downspout steel pipe (6) is arranged on the anti-splash structure (5), and the downspout steel pipe (6) is connected to the downspout reserved in the building structure.

2. The connection and splash-proof device at the water inlet of the steel grid frame according to claim 1, wherein: A first kidney-shaped hole (21) is opened inside the angle steel (2), and the inner cavity of the first kidney-shaped hole (21) is movably connected to the fixing member (3).

3. The connecting and splash-proof device at the water outlet of the steel grid frame according to claim 2, wherein: A second kidney-shaped hole (41) is opened at the top end of the galvanized triangular bracket (4), and the inner cavity of the second kidney-shaped hole (41) is movably connected to the fixing member (3).

4. The connection and splash-proof device at the water outlet of the steel grid frame according to claim 3, characterized in that: A fixing hole (42) is opened on the side wall of the galvanized triangular bracket (4), and the inner cavity of the fixing hole (42) is movably connected to the externally provided expansion bolt.

5. The connecting and splash-proof device at the water outlet of the steel grid frame according to claim 1, characterized in that: The anti-splash structure (5) includes a fixing seat (51), the bottom end of the fixing seat (51) is fixedly connected to the top of the PVC water receiving hopper (1), a rotating shaft (52) is rotatably connected inside the fixing seat (51), a cover plate (53) is fixedly sleeved on the outer surface of the rotating shaft (52), and the bottom of the cover plate (53) is in contact with the top of the PVC water receiving hopper (1).

6. The connecting and splash-proof device at the water inlet of the steel grid frame according to claim 5, wherein: A groove is opened inside the cover plate (53).

7. The connection and splash-proof device at the water outlet of the steel grid frame according to claim 5, characterized in that: Semicircular grooves (531) are opened at the closing positions of the two cover plates (53), and the semicircular grooves (531) form a socket groove, and the inner cavity of the socket groove is movably sleeved with the outer surface of the downspout steel pipe (6).

8. The connecting and splash-proof device at the water outlet of the steel grid frame according to claim 7, characterized in that: The inner cavity diameter and size of the socket groove are all adapted to the outer surface diameter and size of the downspout steel pipe (6).

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