CN212928929U

CN212928929U - Drainage valve for urban drainage

Info

Publication number: CN212928929U
Application number: CN202021976513.3U
Authority: CN
Inventors: 张德平
Original assignee: Fushun Hongming Machinery Co ltd
Current assignee: Fushun Hongming Machinery Co ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-04-09
Anticipated expiration: 2030-09-11

Abstract

The utility model discloses a drainage valve for urban drainage, which comprises a valve body, a drainage pipe and a shell, wherein the two ends of the valve body are connected with the drainage pipe by flanges, and the periphery of the drainage pipe and the valve body is covered with the shell; the utility model discloses in, through cup jointing the shell cover at the valve body periphery, make the U type spread groove of shell side cup joint with the drain pipe, then peg graft through the locating plate with arc structure and the slot of shell side, can carry out the shutoff to the port department of spread groove, realize being connected of valve body and shell, when valve body and drain pipe junction took place to leak, sewage directly flows into the shell inboardly, and then oppress the piston of gas storage intracavity, make the inside air of gas storage chamber emit into the shell inboardly by the blast pipe, make the sewage of air and shell internal leakage send the bubble and swing the formula sound, thereby remind the staff in time to maintain, and simultaneously, the visual window of setting up the installation is inlayed on the shell surface and is conveniently observed the existence of the inside liquid of shell, can regard as the.

Description

Drainage valve for urban drainage

Technical Field

The utility model relates to a drainage valve technical field especially relates to a drainage valve for urban drainage.

Background

Drainage refers to the removal of accumulated water which is harmful to production and life, flood disasters have double attributes, namely natural attributes and social, economic and economic attributes, and the formation of the flood disasters has two conditions: first, natural conditions: flood is a direct cause of flood disasters, and only when the natural variation strength of flood reaches a certain standard, disasters are likely to occur, and the main influencing factors include geographical position, climatic conditions and terrain and topography, and second, socioeconomic conditions: only when flood occurs in places with human activities, the flood can cause disasters, the areas threatened by the flood are often middle and downstream areas of rivers, and the middle and downstream areas are often economically developed areas due to rich water sources and flat land.

At present, be used for drainage valve for urban drainage because drainage valve suffers the erosion and the impact of sewage for a long time in the use, easily takes place the leakage of drainage valve and pipe connection department, and maintainer often is difficult to carry out all day's formula inspection to drainage valve, and slight leakage is difficult to observe to influence the timeliness that drainage valve maintained when leaking.

Therefore, the drainage valve for urban drainage is provided, has the advantage of being convenient for workers to maintain in time, and further solves the problems in the background technology.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a drainage valve for urban drainage.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a drain valve for urban drainage, includes valve body, drain pipe and shell, the both ends flange joint of valve body has the drain pipe, and the periphery of drain pipe and valve body has covered the shell, the spread groove has been seted up to the side of shell, and spread groove and drain pipe cup joint, the upper portion of spread groove is located the shell side and has seted up the slot, and has pegged graft in the slot has the locating plate, and the bottom surface of locating plate and the top surface laminating of drain pipe, the gas storage chamber has been seted up to the inboard bottom surface of shell, and the activity of gas storage intracavity is provided with the piston, the bottom surface of shell link up the gas storage chamber and is provided with the blast pipe, and the one end of blast pipe.

As a further description of the above technical solution: the top of the valve body is provided with a hand wheel, a water-blocking plate is sleeved below the hand wheel, and the water-blocking plate is positioned on the top surface of the shell.

As a further description of the above technical solution: a concave groove is formed in the middle of the top surface of the piston, and a lifting handle of a U-shaped structure is arranged on the periphery of the concave groove.

As a further description of the above technical solution: the bottom surface of shell link up the gas storage chamber and be provided with two blast pipes, and the surface of two blast pipes all is provided with the check valve.

As a further description of the above technical solution: the locating plate, the connecting groove and the inserting groove are provided with two groups, and the two groups of locating plates, the connecting groove and the inserting groove are distributed on two side faces of the shell.

As a further description of the above technical solution: the water blocking plate is of a hollow frustum pyramid structure, and a through hole is formed in the center of the water blocking plate and corresponds to the valve rod of the valve body.

The utility model discloses following beneficial effect has:

in the utility model, the valve body, the drain pipe, the positioning plate, the shell, the exhaust pipe, the gas storage cavity, the piston, the visual window and the connecting groove are adopted to form the drain valve which is convenient for reminding maintenance personnel to maintain, the U-shaped connecting groove on the side surface of the shell is sleeved with the drain pipe by covering the shell on the periphery of the valve body, then the positioning plate with the arc-shaped structure is inserted into the inserting groove on the side surface of the shell, the port part of the connecting groove can be plugged, the connection of the valve body and the shell is realized, when the connection part of the valve body and the drain pipe is leaked, sewage directly flows into the inner side of the shell, and further the piston in the gas storage cavity is pressed, so that the air in the gas storage cavity is discharged into the inner side of the shell through the exhaust pipe, the air and the sewage leaked in the shell generate bubble swing type sound, thereby, the leakage reference of the valve body can be used, so that the timeliness of the maintenance of the drainage valve is guaranteed.

Drawings

Fig. 1 is a schematic structural view of a drainage valve for urban drainage of stagnant water according to the present invention;

fig. 2 is a schematic structural view of a casing of a drainage valve for urban drainage according to the present invention;

fig. 3 is the utility model relates to a piston structure schematic diagram of a drainage valve for urban drainage.

Illustration of the drawings:

1. a valve body; 2. a hand wheel; 3. a water-blocking plate; 4. a drain pipe; 5. positioning a plate; 6. a housing; 7. an exhaust pipe; 8. a gas storage cavity; 9. a piston; 10. a visual window; 11. connecting grooves; 12. a slot; 13. a handle; 14. a recessed groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

According to the utility model discloses an embodiment provides a drainage valve door for urban drainage.

Referring now to the drawings and the detailed description, as shown in fig. 1-3, according to the embodiment of the present invention, a drainage valve for urban drainage comprises a valve body 1, a drainage pipe 4 and a housing 6, wherein the two ends of the valve body 1 are connected with the drainage pipe 4 by flanges, the housing 6 covers the drainage pipe 4 and the periphery of the valve body 1, the side surface of the housing 6 is provided with a connecting groove 11, the connecting groove 11 is connected with the drainage pipe 4 in a sleeved manner, the upper part of the connecting groove 11 is located on the side surface of the housing 6 and is provided with a slot 12, a positioning plate 5 is inserted in the slot 12, the bottom surface of the positioning plate 5 is attached to the top surface of the drainage pipe 4, the bottom surface of the inner side of the housing 6 is provided with an air storage chamber 8, a piston 9 is movably arranged in the air storage chamber 8, the bottom surface of the housing 6, the visual window 10 is embedded and installed on the outer surface of the valve body 1, the shell 6 is covered on the periphery of the valve body 1, a U-shaped connecting groove 11 on the side surface of the shell 6 is enabled to be sleeved with a drain pipe 4, then a positioning plate 5 of an arc-shaped structure is plugged with a slot 12 on the side surface of the shell 6, the port of the connecting groove 11 can be plugged, connection between the valve body 1 and the shell 6 is achieved, when leakage occurs at the joint of the valve body 1 and the drain pipe 4, sewage directly flows into the inner side of the shell 6, a piston 9 in an air storage cavity 8 is further pressed, air in the air storage cavity 8 is enabled to be discharged into the inner side of the shell 6 through an exhaust pipe 7, air and the sewage leaked in the shell 6 generate bubble oscillation type sound, therefore, a worker is reminded of timely maintenance, when maintenance is completed, the piston 9 is enabled to reset through traction of a lifting handle 13, repeated use is facilitated, the visual window, the leakage reference of the valve body 1 can be used, so that the timeliness of the maintenance of the drainage valve is guaranteed;

in one embodiment, the top of the valve body 1 is provided with a hand wheel 2, a water blocking plate 3 is sleeved below the hand wheel 2, the water blocking plate 3 is located on the top surface of the shell 6, and an opening in the top surface of the shell 6 can be covered by the water blocking plate 3, so that the influence of external rainwater on reminding workers of the device to maintain is avoided.

In one embodiment, a concave groove 14 is formed in the middle of the top surface of the piston 9, a handle 13 of a U-shaped structure is arranged on the periphery of the concave groove 14, the piston 9 is enabled to reset by drawing the handle 13, repeated use of the device is facilitated, inflow of leaked sewage is facilitated through the concave groove 14, and accordingly the effect that the leaked sewage presses the piston 9 is guaranteed.

In one embodiment, two exhaust pipes 7 are disposed through the air storage chamber 8 on the bottom surface of the housing 6, and the surfaces of the two exhaust pipes 7 are both provided with check valves, so that rainwater in the housing 6 can be prevented from flowing backward to the air storage chamber 8 through the check valves of the exhaust pipes 7.

In one embodiment, two sets of the positioning plate 5, the connecting groove 11 and the inserting groove 12 are provided, and the two sets of the positioning plate 5, the connecting groove 11 and the inserting groove 12 are distributed on two side surfaces of the housing 6, so that the stability of the connection of the housing 6 with the valve body 1 and the water discharging pipe 4 can be increased through the two sets of the positioning plate 5, the connecting groove 11 and the inserting groove 12.

In one embodiment, the water-blocking plate 3 is a hollow frustum pyramid structure, a through hole is formed in the center of the water-blocking plate 3 corresponding to the valve rod of the valve body 1, external rainwater can be drained quickly through the hollow frustum pyramid water-blocking plate 3, and the through hole is beneficial to installation of the water-blocking plate 3 and abdication of the valve rod of the valve body 1.

The working principle is as follows:

when the valve is used, the shell 6 is covered on the periphery of the valve body 1, the U-shaped connecting groove 11 on the side surface of the shell 6 is enabled to be sleeved with the drain pipe 4, then the positioning plate 5 of the arc-shaped structure is plugged with the slot 12 on the side surface of the shell 6, the port of the connecting groove 11 can be plugged, the connection of the valve body 1 and the shell 6 is realized, when the connection part of the valve body 1 and the drain pipe 4 leaks, sewage directly flows into the inner side of the shell 6, the piston 9 in the air storage cavity 8 is further pressed, air in the air storage cavity 8 is enabled to be discharged into the inner side of the shell 6 through the exhaust pipe 7, air and the sewage leaked in the shell 6 generate bubble swing type sound, so that a worker is reminded of timely maintenance, when the maintenance is finished, the piston 9 is enabled to reset through the traction handle 13, the repeated use is convenient, the visual window 10 embedded and installed, can be used as the reference of leakage of the valve body 1, thereby ensuring the timeliness of maintenance of the drainage valve.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a drainage valve door for urban drainage waterlogging, includes valve body (1), drain pipe (4) and shell (6), its characterized in that: the two ends of the valve body (1) are connected with drain pipes (4) through flanges, the peripheries of the drain pipes (4) and the valve body (1) are covered with a shell (6), the side surface of the shell (6) is provided with a connecting groove (11), the connecting groove (11) is sleeved with the drain pipe (4), the upper part of the connecting groove (11) is positioned on the side surface of the shell (6) and is provided with a slot (12), a positioning plate (5) is inserted in the slot (12), the bottom surface of the positioning plate (5) is attached to the top surface of the drain pipe (4), the bottom surface of the inner side of the shell (6) is provided with a gas storage cavity (8), a piston (9) is movably arranged in the air storage cavity (8), the bottom surface of the shell (6) is provided with an exhaust pipe (7) which penetrates through the air storage cavity (8), and one end of the exhaust pipe (7) extends to the inner side of the shell (6), and the outer surface of the valve body (1) is embedded with a visual window (10).

2. The drain valve for urban drainage according to claim 1, wherein: the top of the valve body (1) is provided with a hand wheel (2), a water blocking plate (3) is sleeved below the hand wheel (2), and the water blocking plate (3) is located on the top surface of the shell (6).

3. The drain valve for urban drainage according to claim 1, wherein: a concave groove (14) is formed in the middle of the top surface of the piston (9), and a handle (13) of a U-shaped structure is arranged on the periphery of the concave groove (14).

4. The drain valve for urban drainage according to claim 1, wherein: the bottom surface of the shell (6) is provided with two exhaust pipes (7) by penetrating the gas storage cavity (8), and the surfaces of the two exhaust pipes (7) are provided with check valves.

5. The drain valve for urban drainage according to claim 1, wherein: the positioning plates (5), the connecting grooves (11) and the inserting grooves (12) are arranged in two groups, and the two groups of positioning plates (5), the connecting grooves (11) and the inserting grooves (12) are distributed on two side faces of the shell (6).

6. The drain valve for urban drainage according to claim 2, wherein: the water blocking plate (3) is of a hollow frustum pyramid structure, and a through hole is formed in the center of the water blocking plate (3) corresponding to the valve rod of the valve body (1).