CN219139941U

CN219139941U - Rubber flap check valve

Info

Publication number: CN219139941U
Application number: CN202320015266.8U
Authority: CN
Inventors: 陈瑞鑫; 尤梅
Original assignee: Shanghai Lianchi Valve Co ltd
Current assignee: Shanghai Lianchi Valve Co ltd
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-06-06
Anticipated expiration: 2033-01-04

Abstract

The utility model discloses a rubber flap check valve, which has the technical scheme that: including the rubber lamella check valve body, the equal fixedly connected with mounting disc in rubber lamella check valve body both sides, the fixed apron that has inlayed in rubber lamella check valve body top, the apron bottom extends to inside the rubber lamella check valve body, the fixed roof that has inlayed in apron bottom, roof bottom fixedly connected with connecting plate, the connecting plate bottom is equipped with the backup pad, backup pad bottom fixedly connected with baffle, the inside sleeve that inlays of rubber lamella check valve body, sleeve one side fixedly connected with a plurality of connecting rods, a plurality of connecting rod one end all extends to outside rubber lamella check valve body one side, the beneficial effect of the utility model is: the utility model improves the efficiency of installing the rubber flap check valve body and the water pipe, and simultaneously, the device is convenient for a user to operate, saves time and labor and brings great convenience to the user.

Description

Rubber flap check valve

Technical Field

The utility model relates to the technical field of rubber flap check valves, in particular to a rubber flap check valve.

Background

The design of the parts of the H44X (SFCV) series rubber flap check valve mainly comprises three main parts of a valve body, a valve cover and rubber flaps, wherein the rubber flaps in the valve are made of steel plates, steel bars and reinforced nylon cloth serving as substrates, the outer layers are coated with rubber, and the service life of the valve flaps can reach 100 ten thousand times.

The existing rubber flap check valve is generally characterized in that a user screws a water pipe to conduct threaded connection on the rubber flap check valve body and the water pipe, but because the weight of the water pipe is large, the rubber flap check valve body is inconvenient to install and detach by the user, and the use of the rubber flap check valve body is affected.

Disclosure of Invention

Therefore, the rubber flap check valve provided by the utility model has the advantages that the water inlet pipe is placed into one side of the rubber flap check valve body by a user, the water inlet pipe is meshed with the sleeve, the operating ring is screwed to rotate after the meshing is completed, the sleeve is sleeved on the outer side of the water inlet pipe to perform installation treatment, and when the sleeve is required to be disassembled, the operating ring is reversely screwed, so that the sleeve is separated from the outer side of the water inlet pipe, and the problems that the rubber flap check valve body is inconvenient to install and disassemble by the user and the use of the rubber flap check valve body is affected are solved.

In order to achieve the above object, the present utility model provides the following technical solutions: the rubber flap check valve comprises a rubber flap check valve body, wherein mounting plates are fixedly connected to two sides of the rubber flap check valve body, a cover plate is fixedly embedded at the top of the rubber flap check valve body, and the bottom end of the cover plate extends into the rubber flap check valve body;

the apron bottom is fixedly embedded to be equipped with the roof, roof bottom fixedly connected with connecting plate, the connecting plate bottom is equipped with the backup pad, backup pad bottom fixedly connected with baffle, the inside sleeve that is equipped with of inlaying of rubber lamella check valve body, sleeve one side fixedly connected with a plurality of connecting rods, a plurality of connecting rod one end all extends to rubber lamella check valve body one side outside, the inside fixedly embedded go-between that is equipped with of rubber lamella check valve body, the inside expansion ring that is equipped with of go-between, the expansion ring cover is established in a plurality of connecting rods outsides.

Preferably, a threaded pipe is embedded in the other side of the rubber flap check valve body.

Preferably, a sealing plate is fixedly connected to one side of the baffle.

Preferably, the sleeve is provided with a ring groove at the outer side, two limiting blocks are embedded in the ring groove, and the two limiting blocks are respectively positioned at the top and the bottom of the sleeve.

Preferably, the inner sides of the top and the bottom of the rubber flap check valve body are provided with movable grooves, and the two limiting blocks are respectively embedded in the two movable grooves.

Preferably, one side of the rubber flap check valve body is provided with an operating ring, and the operating ring is fixedly connected with one ends of the connecting rods.

Preferably, the connection part of the connecting plate and the supporting plate is movably connected through a rolling bearing.

Preferably, the inner side of the sleeve is provided with threads.

Preferably, the connection part of the movable ring and the connecting ring is movably connected through a rolling bearing.

The beneficial effects of the utility model are as follows:

according to the utility model, the water inlet pipe is placed into one side of the rubber flap check valve body by a user, the water inlet pipe is meshed with the sleeve, the operating ring is screwed to rotate after the meshing is completed, the sleeve is driven to rotate by the rotating operation ring, the sleeve is sleeved on the outer side of the water inlet pipe, the installation treatment is carried out, and when the sleeve is required to be disassembled in the same way, the operating ring is reversely screwed, so that the sleeve is separated from the outer side of the water inlet pipe, so that the problem that the rubber flap check valve body is inconvenient to install and disassemble due to the fact that the weight of the water pipe is large is solved, and the use of the rubber flap check valve body is influenced by the user is solved.

Drawings

FIG. 1 is a schematic view of the overall structure provided by the present utility model;

FIG. 2 is a front view cross-section provided by the present utility model;

FIG. 3 is an enlarged view of the portion A of FIG. 2 provided by the present utility model;

fig. 4 is a schematic perspective view of a sleeve according to the present utility model;

in the figure: 1 rubber valve check valve body, 2 mounting disc, 3 apron, 4 roof, 5 connecting plates, 6 backup pad, 7 baffles, 8 sleeve, 9 connecting rods, 10 go-between, 11 go-between, 12 screwed pipe, 13 closing plates, 14 annular, 15 stopper, 16 go-between, 17 operation ring.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Referring to fig. 1-4, the rubber flap check valve provided by the utility model comprises a rubber flap check valve body 1, wherein mounting plates 2 are fixedly connected to two sides of the rubber flap check valve body 1, a cover plate 3 is fixedly embedded into the top of the rubber flap check valve body 1, and the bottom end of the cover plate 3 extends into the rubber flap check valve body 1;

the bottom of the cover plate 3 is fixedly embedded with a top plate 4, the bottom of the top plate 4 is fixedly connected with a connecting plate 5, the bottom of the connecting plate 5 is provided with a supporting plate 6, the bottom end of the supporting plate 6 is fixedly connected with a baffle 7, a sleeve 8 is embedded in the rubber flap check valve body 1, one side of the sleeve 8 is fixedly connected with a plurality of connecting rods 9, one ends of the connecting rods 9 extend to the outer side of one side of the rubber flap check valve body 1, a connecting ring 10 is fixedly embedded in the rubber flap check valve body 1, a movable ring 11 is embedded in the connecting ring 10, and the movable ring 11 is sleeved outside the plurality of connecting rods 9;

in the embodiment, a water inlet pipe is placed into one side of the rubber flap check valve body 1 by a user, a water outlet pipe is embedded into a threaded pipe 12 in the other side of the rubber flap check valve body 1, so that the water inlet pipe is meshed with the sleeve 8, an operating ring 17 is screwed after the meshing is completed, the operating ring 17 rotates to drive a plurality of connecting rods 9 to rotate, the plurality of connecting rods 9 rotate to drive the movable ring 11 and the sleeve 8 to rotate, the sleeve 8 rotates to enable the sleeve 8 to be sleeved outside the water inlet pipe, and when the sleeve is required to be disassembled in the same way, the operating ring 17 is reversely screwed, so that the sleeve 8 is separated from the outside of the water inlet pipe;

in order to achieve the purpose of installing the water outlet pipe, the device is realized by adopting the following technical scheme: a threaded pipe 12 is embedded in the other side of the rubber flap check valve body 1, and the threaded pipe 12 is convenient for installing and dismantling the water outlet pipe;

in order to achieve the sealing purpose, the device is achieved by adopting the following technical scheme: a sealing plate 13 is fixedly connected to one side of the baffle 7, and the sealing plate 13 seals the device, so that the sealing effect of the whole structure is better;

in order to achieve the limiting purpose, the device is achieved by adopting the following technical scheme: the outside of the sleeve 8 is provided with a ring groove 14, two limiting blocks 15 are embedded in the ring groove 14, the two limiting blocks 15 are respectively positioned at the top and the bottom of the sleeve 8, the inner sides of the top and the bottom of the rubber flap check valve body 1 are respectively provided with a movable groove 16, the two limiting blocks 15 are respectively embedded in the two movable grooves 16, when the sleeve 8 rotates, the sliding block is driven to slide in the sliding groove, and meanwhile, the ring groove 14 at the outside of the sleeve 8 enables the sleeve 8 to normally rotate;

in order to achieve the purpose of being convenient to operate, the device is achieved by adopting the following technical scheme: an operating ring 17 is arranged on one side of the rubber flap check valve body 1, the operating ring 17 is fixedly connected to one ends of the connecting rods 9, and the operating ring 17 is convenient for a user to operate;

in order to achieve the purpose of connection, the device is achieved by adopting the following technical scheme: the junction of connecting plate 5 and backup pad 6 passes through antifriction bearing swing joint, the screw thread is seted up to sleeve 8 inboard, loose ring 11 and go-between 10 junction pass through antifriction bearing swing joint, and antifriction bearing swing joint makes each junction rotate more smoothly.

The application process of the utility model is as follows: according to the utility model, a water inlet pipe is placed into one side of the rubber flap check valve body 1 by a user, a water outlet pipe is embedded into the threaded pipe 12 in the other side of the rubber flap check valve body 1, so that the water inlet pipe is meshed with the sleeve 8, the operating ring 17 is screwed after the meshing is completed, the operating ring 17 rotates to drive the connecting rods 9 to rotate, the connecting rods 9 rotate to drive the movable ring 11 and the sleeve 8 to rotate, the sleeve 8 rotates to enable the sleeve 8 to be sleeved outside the water inlet pipe, when the sleeve is required to be disassembled, the operating ring 17 is reversely screwed, the sleeve 8 is separated from the outer side of the water inlet pipe, the threaded pipe 12 is convenient for installing and disassembling the water outlet pipe, the sealing plate 13 seals the device, the sealing effect of the whole structure is better, the sleeve 8 rotates to drive the sliding block to slide in the sliding groove, meanwhile, the annular groove 14 at the outer side of the sleeve 8 enables the sleeve 8 to normally rotate, the operating ring 17 is convenient for the user to operate, and the movable connection of the rolling bearing enables all joints to rotate more smoothly.

The above description is of the preferred embodiments of the present utility model, and any person skilled in the art may modify the present utility model or make modifications to the present utility model with the technical solutions described above. Therefore, any simple modification or equivalent made according to the technical solution of the present utility model falls within the scope of the protection claimed by the present utility model.

Claims

1. The rubber flap check valve comprises a rubber flap check valve body (1), and is characterized in that: the two sides of the rubber flap check valve body (1) are fixedly connected with mounting plates (2), a cover plate (3) is fixedly embedded at the top of the rubber flap check valve body (1), and the bottom end of the cover plate (3) extends into the rubber flap check valve body (1);

the bottom of the cover plate (3) is fixedly embedded with a top plate (4), the bottom of the top plate (4) is fixedly connected with a connecting plate (5), the bottom of the connecting plate (5) is provided with a supporting plate (6), the bottom end of the supporting plate (6) is fixedly connected with a baffle plate (7), the inside of the rubber flap check valve body (1) is embedded with a sleeve (8), one side of the sleeve (8) is fixedly connected with a plurality of connecting rods (9), A plurality of connecting rods (9) one end all extends to rubber lamella check valve body (1) one side outside, rubber lamella check valve body (1) inside is fixedly inlayed and is equipped with go-between (10), go-between (10) inside is inlayed and is equipped with expansion ring (11), expansion ring (11) cover is established in a plurality of connecting rods (9) outsides.

2. The flap check valve according to claim 1, wherein: a threaded pipe (12) is embedded in the other side of the rubber flap check valve body (1).

3. The flap check valve according to claim 1, wherein: one side of the baffle (7) is fixedly connected with a sealing plate (13).

4. The flap check valve according to claim 1, wherein: the annular groove (14) is formed in the outer side of the sleeve (8), two limiting blocks (15) are embedded in the annular groove (14), and the two limiting blocks (15) are respectively located at the top and the bottom of the sleeve (8).

5. The flap check valve according to claim 4, wherein: the inner sides of the top and the bottom of the rubber flap check valve body (1) are respectively provided with a movable groove (16), and two limiting blocks (15) are respectively embedded into the two movable grooves (16).

6. The flap check valve according to claim 1, wherein: an operating ring (17) is arranged on one side of the rubber flap check valve body (1), and the operating ring (17) is fixedly connected to one ends of the connecting rods (9).

7. The flap check valve according to claim 1, wherein: the joint of the connecting plate (5) and the supporting plate (6) is movably connected through a rolling bearing.

8. The flap check valve according to claim 1, wherein: threads are formed on the inner side of the sleeve (8).

9. The flap check valve according to claim 1, wherein: the joint of the movable ring (11) and the connecting ring (10) is movably connected through a rolling bearing.