CN217683358U

CN217683358U - Special valve composite structure for preventing backflow of toilet bowl

Info

Publication number: CN217683358U
Application number: CN202221167742.XU
Authority: CN
Inventors: 张军安
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-10-28
Anticipated expiration: 2032-05-16

Abstract

The utility model discloses a special valve composite structure for preventing the backflow of a toilet, which relates to a valve, and comprises a switch valve, wherein the switch valve is a ball valve and consists of a valve body, a ball body, a valve seat and a valve rod, the ball body in the valve body is seated on the valve seat, and the valve rod which is fixed with the ball body is fixed with an operating handle outside the valve body through the valve body; a short connecting pipe is arranged at the upper opening of the valve body, and a sealing gasket I is arranged on a clamping table at the upper opening of the short connecting pipe; the periphery of the lower opening of the valve body is provided with a groove. The utility model discloses a special valve integrated configuration of toilet bowl anti-return, structural design is reasonable, and when indoor long time nobody lives or takes place to return water the phenomenon, can close the ooff valve, prevents the backward flow, has avoided making dirty ground because the filth spills over.

Description

Special valve composite structure for preventing backflow of toilet bowl

Technical Field

The utility model relates to a valve integrated configuration especially relates to a special valve integrated configuration of toilet bowl backflow prevention.

Background

The toilet is an important part in household life, as is well known, a building of an old residential area generally uses a sewer line upstairs and downstairs, a new residential area generally has an independent sewer pipe at the first floor, and a sewer line is used at the second floor and above the second floor, so that the sewer pipe is aged and the inner wall of the sewer pipe can be scaled after a long time, and in addition, the resident usually throws away some garbage into the sewer pipe without paying attention to details, the garbage in the sewer pipe is seriously accumulated and blocked after a long time, the sewage can overflow from the toilet bowl of the first floor or the second floor and flows to the ground or even indoors, and the resident generally has no effective measures to prevent the sewage from overflowing, can only wait for workers to dredge the sewer pipe and then can clean the sewage in the rooms, thereby increasing the difficulty of cleaning the resident, and simultaneously, the indoor odor of the sewage can be emitted, and great inconvenience is brought to the life of the resident; but also brings trouble to the residents who go out for a long time.

Disclosure of Invention

The utility model provides a special valve composite structure for preventing the backflow of the toilet bowl, which is not enough for the prior art.

The utility model discloses a special valve composite structure for preventing the backflow of a toilet bowl, which comprises a switch valve, wherein the switch valve is a ball valve and consists of a valve body, a ball body, a valve seat and a valve rod, the ball body in the valve body is seated on the valve seat, and the valve rod which is fixed with the ball body is fixed with an operating handle outside the valve body through the valve body; a short connecting pipe is arranged at the upper opening of the valve body, and a sealing gasket I is arranged on a clamping table at the upper opening of the short connecting pipe; the periphery of the lower opening of the valve body is provided with a groove.

As a further improvement of the utility model, the lower part of the connecting short pipe is a connecting pipe with external threads, and the external threads of the connecting pipe are matched with the internal threads of the upper opening of the valve body to be screwed.

As a further improvement, the locking ring is installed on the connecting pipe with the external threads, and the inner wall of the locking ring is provided with the internal threads which are matched and locked with the external threads of the connecting pipe.

As a further improvement, the one end of valve rod be equipped with and insert the portion of establishing, the portion of establishing run through the valve body and inlay in the draw-in groove that the spheroid lateral wall was seted up, the terminal surface of the other end of valve rod be equipped with the interface, the one end of interface and extension bar pass through the round pin hub fixation, operating handle is installed to the end of extension bar.

As a further improvement of the utility model, the upper opening of the valve body is provided with a sealing ring which is matched with the locking ring for use.

As a further improvement of the utility model, the groove is internally provided with a sealing gasket І І.

The utility model discloses a special valve integrated configuration of toilet bowl anti-return, structural design is reasonable, uses with the cooperation of toilet bowl blow off pipe, when indoor long-time nobody lives in or when taking place the return flow, can close the ooff valve, prevents the backward flow, has avoided because the filth spills over and makes dirty ground.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 to fig. 3 are schematic views of the cross-sectional structures of the present invention with different angles;

FIG. 4 is a schematic view of the end face structure of the junction pipe of the present invention;

fig. 5 is a schematic view of the structure of the end face of the locking ring of the present invention.

Detailed Description

The utility model discloses a special valve integrated configuration of toilet bowl anti-return, including the ooff valve, the ooff valve be the globe valve, be by valve body 1, spheroid 2, valve seat 3 and valve rod 4 constitute, spheroid 2 seat in the valve body 1 is on the valve seat 3, and the valve rod 4 that is fixed an organic whole with spheroid 2 passes valve body 1 and is fixed mutually with the operating handle 5 outside the valve body 1; a short connecting pipe 6 is arranged at the upper opening of the valve body 1, and a sealing gasket I11 is arranged on a clamping table at the upper opening of the short connecting pipe 6; the periphery of the lower opening of the valve body 1 is provided with a groove 12, a sealing gasket І І is arranged in the groove 12, and the clamping platform of the upper opening of the junction pipe 6 and the bottom of the groove 12 are both provided with annular grooves 17.

The upper portion periphery of connecting nozzle 6 be polygonized structure, can conveniently revolve wrong operation, the lower part of connecting nozzle 6 is the connecting pipe 7 of external screw thread, the external screw thread of connecting pipe 7 matches with the internal thread of the mouth of a person on the valve body 1 and revolves soon, install catch 8 on the connecting pipe 7, catch 8 is the lock ring of interior round outside, conveniently revolves wrong operation, catch 8 inner wall is equipped with the internal thread and matches with the external screw thread of connecting pipe 7 and merge the locking, the sealing ring 15 that the mouth of a person on the valve body 1 was equipped with cooperatees sealedly with catch 8.

One end of valve rod 4 be equipped with and insert the portion of establishing 9, insert the portion of establishing 9 and run through valve body 1 and inlay in the draw-in groove 10 that 2 lateral walls of spheroid were seted up, for simple to operate and demand of using, the terminal surface of the other end of valve rod 4 be equipped with interface 13, interface 13 is fixed with the through round pin hub connection of extension bar 14 one end, operating handle 5 is installed to the end of extension bar 14.

When installing this special valve on the toilet bowl blow off pipe, junction pipe 6 precession valve body 1 is interior, sit recess 12 of valve body 1 end opening under on the blow off pipe again, the lower blow off pipe upper end mouth of toilet bowl supports on the sealed pad І І of recess 12, then upwards rotation junction pipe 6 makes the ka tai on the junction pipe 6 support in the exit of last blow off pipe, and seal up with sealed pad I11, downwards rotation catch 8 again, make catch 8 card in the valve body 1 end opening simultaneously, can be fixed junction pipe 6 locking, the completion installation.

When the toilet is normally used, the switch valve is opened, and the openings at the two opposite ends of the ball body 2 are respectively communicated with the openings at the two opposite ends of the valve body 1 and are communicated with the upper sewage discharge pipe and the lower sewage discharge pipe; when the closestool flows back and nobody is at home, the operating handle 5 is pulled to rotate the valve rod 4 by 90 degrees, so that the ball body 2 is driven to rotate by 90 degrees, the valve is closed, the channel is disconnected, and the sewage cannot overflow from the closestool.

Claims

1. The special valve combination structure for preventing the backflow of the toilet bowl comprises a switch valve and is characterized in that the switch valve is a spherical valve and consists of a valve body (1), a sphere (2), a valve seat (3) and a valve rod (4), the sphere (2) in the valve body (1) is seated on the valve seat (3), and the valve rod (4) which is fixed with the sphere (2) into a whole penetrates through the valve body (1) and is fixed with an operating handle (5) outside the valve body (1); a short connecting pipe (6) is installed at the upper opening of the valve body (1), and a sealing gasket І (11) is arranged on a clamping platform at the upper opening of the short connecting pipe (6); the periphery of the lower opening of the valve body (1) is provided with a groove (12).

2. The valve combination structure special for the backflow prevention of the toilet bowl according to claim 1, characterized in that the lower part of the short connecting pipe (6) is a connecting pipe (7) with external threads, and the external threads of the connecting pipe (7) are matched and screwed with the internal threads of the upper opening of the valve body (1).

3. The valve combination structure special for the backflow prevention of the toilet bowl as claimed in claim 1, wherein a locking ring is installed on the connecting pipe (7) with the external threads, and the inner wall of the locking ring (8) is provided with internal threads which are matched and locked with the external threads of the connecting pipe (7).

4. The valve combination structure special for the backflow prevention of the toilet bowl according to claim 1, characterized in that one end of the valve rod (4) is provided with an inserting part (9), the inserting part (9) penetrates through the valve body (1) and is embedded in a clamping groove (10) formed in the side wall of the ball body (2), the end surface of the other end of the valve rod (4) is provided with an inserting port (13), the inserting port (13) is fixed with one end of the extension bar (14) through a pin shaft, and the tail end of the extension bar (14) is provided with an operating handle (5).

5. The special valve combination structure for the backflow prevention of the toilet bowl as claimed in claim 1, characterized in that a sealing ring (15) is provided at the upper opening of the valve body (1) to cooperate with the locking ring (8).

6. The valve combination structure special for preventing the backflow of the toilet bowl as claimed in claim 1, wherein a sealing gasket І І (16) is arranged in the groove (12).

7. The special valve combination structure for preventing the backflow of the toilet bowl as claimed in claim 1, wherein the clamping platform at the upper opening of the connecting short pipe (6) and the bottom of the groove (12) are both provided with an annular groove (17).