CN218761615U

CN218761615U - Angle type check valve with controllable opening degree

Info

Publication number: CN218761615U
Application number: CN202222627548.1U
Authority: CN
Inventors: 尤辉宏; 阮淋波; 韩健莉
Original assignee: Nantong Guodian Valve Technology Co ltd
Current assignee: Nantong Guodian Valve Technology Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2023-03-28
Anticipated expiration: 2032-10-08

Abstract

The utility model discloses a controllable angle type check valve of aperture, the utility model relates to a check valve technical field. The angle type check valve with the controllable opening degree comprises an angle type check valve main body, wherein a water inlet pipe is fixedly connected to the side face of the angle type check valve main body, and a water outlet pipe is fixedly connected to the bottom of the angle type check valve main body. The utility model discloses an installation adjusting device, can be according to hydraulic difference, nimble atmospheric pressure to sealed intracavity portion is controlled, through rotating a screw thread section of thick bamboo, can make the regulating plate down slide, make the top of sealed piece receive pressure, when there is rivers to flow in the inlet tube inside, can control the angle that the baffle was opened, the flexibility has been strengthened, the practicality has been strengthened, take out piece and closing plate through the installation, after debris are piled up to the junction of inlet tube and outlet pipe, take off through taking out the piece, can be convenient for clear up the inside of diagonal type check valve main part, can keep smooth and easy when making rivers flow, the practicality has been strengthened.

Description

Angle type check valve with controllable opening degree

Technical Field

The utility model relates to a check valve technical field specifically is a controllable angle type check valve of aperture.

Background

The check valve is a valve that opens and closes automatically by the flow of the medium itself, and is also called a check valve, a reverse flow valve, and a back pressure valve. The check valve belongs to an automatic valve, its main effect is to prevent the medium refluence, prevent the water hammer pressure that produces when pump and actuating motor suddenly stop operation, and the discharge of container medium etc., the angle type check valve then is the check valve that uses when having the contained angle between inlet tube and the outlet pipe, current check valve is when using, water pressure reaches certain back and can dashes the baffle open, make rivers pass through, but the inside baffle of current check valve can bear the water pressure size fixed, consequently, the baffle angle of opening is also certain, adaptability is relatively poor, and because there is the contained angle between inlet tube and the outlet pipe, consequently, deposit debris easily between inlet tube and the outlet pipe, if untimely the clearance can influence the circulation of check valve.

For example, patent No. CN212718272U, entitled "novel angle type multifunctional check valve" and patent No. CN213929551U, entitled "an angle type check valve", have a check valve flap which can bear certain water pressure, has a certain opening size, and is poor in adaptability.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a controllable angle type check valve of aperture has solved the valve clack and can bear water pressure and open the size and all be certain, the relatively poor problem of adaptability.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an angle-type check valve with controllable opening degree comprises an angle-type check valve body, wherein a water inlet pipe is fixedly connected to the side face of the angle-type check valve body, a water outlet pipe is fixedly connected to the bottom of the angle-type check valve body, a stop block is fixedly connected to the inside of the angle-type check valve body, a baffle plate is rotatably connected to the inside of the angle-type check valve body, and an adjusting device is installed inside the angle-type check valve body;

the adjusting device comprises a connecting plate which is rotatably connected to the surface of the baffle, a sealing block is movably mounted at one end of the connecting plate, a sealing cavity is formed in the angle type check valve main body, an adjusting plate is connected to the inner portion of the sealing cavity in a sealing and sliding mode, a threaded cylinder is fixedly mounted at the center of the top of the angle type check valve main body, and a rotating rod is connected to the center of the inner portion of the threaded cylinder in a threaded mode.

Preferably, the outer surface of the sealing block is connected inside the sealing cavity in a sealing and sliding manner, a rotary groove is formed in the surface of the sealing block, and the top end of the connecting plate is connected inside the rotary groove in a rotating manner.

Preferably, the inside equidistance rigid coupling in sealed chamber has spacing stick, the surperficial equidistance of regulating plate is run through and has been seted up spacing hole, and the outer surface sealing sliding connection of spacing stick is at the inner wall in spacing hole.

Preferably, the surface of the baffle is hermetically attached to the surface of the stop block, the tail end of the rotating rod is fixedly connected with a limiting ring, and the outer surface of the limiting ring is rotatably connected to the inner part of the adjusting plate.

Preferably, the caliber of the top end of the sealing cavity is larger than that of the tail end of the sealing cavity, and the outer surface of the connecting plate is rotatably connected inside the angle type check valve main body.

Preferably, the outer surface of the angle check valve body is fixedly provided with a drawing block through a bolt, and a sealing plate is fixedly arranged at the joint of the drawing block and the angle check valve body.

Advantageous effects

The utility model provides a controllable angle type check valve of aperture. Compared with the prior art, the method has the following beneficial effects:

1. this controllable angle type check valve of aperture through installation adjusting device, can be according to hydraulic difference, and nimble atmospheric pressure to the sealed intracavity portion is controlled, through rotating a screw thread section of thick bamboo, can make the regulating plate down slide, makes the top of sealed piece receive pressure, when there is rivers to flow in the water pipe inside, can control the angle that the baffle was opened, has strengthened the flexibility, has strengthened the practicality.

2. This controllable angle type check valve of aperture, through installing and taking out piece and closing plate, after the junction of inlet tube and outlet pipe piles up debris, through taking out the piece and take off, can be convenient for the inside of diagonal type check valve main part is cleared up, can keep smooth and easy when making rivers flow, has strengthened the practicality.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a longitudinal sectional view of the present invention.

Fig. 3 is a schematic structural diagram of the middle sealing block of the present invention.

In the figure: 1. an angle check valve body; 2. a water inlet pipe; 3. a water outlet pipe; 4. a stopper; 5. a baffle plate; 6. an adjustment device; 7. extracting blocks; 8. a sealing plate; 61. a connecting plate; 62. a sealing block; 63. sealing the cavity; 64. an adjusting plate; 65. a threaded barrel; 66. rotating the rod; 621. and (6) rotating the 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.

Referring to fig. 1-3, the present invention provides a technical solution: an angle type check valve with controllable opening degree comprises an angle type check valve main body 1, wherein a water inlet pipe 2 is fixedly connected to the side surface of the angle type check valve main body 1, a water outlet pipe 3 is fixedly connected to the bottom of the angle type check valve main body 1, a stop block 4 is fixedly connected to the inside of the angle type check valve main body 1, a baffle plate 5 is rotatably connected to the inside of the angle type check valve main body 1, the surface of the baffle plate 5 is hermetically attached to the surface of the stop block 4, an adjusting device 6 is installed inside the angle type check valve main body 1, the adjusting device 6 comprises a connecting plate 61 rotatably connected to the surface of the baffle plate 5, the outer surface of the connecting plate 61 is rotatably connected to the inside of the angle type check valve main body 1, a sealing block 62 is movably installed at one end of the connecting plate 61, a rotary groove 621 is formed in the surface of the sealing block 62, the top end of the connecting plate 61 is rotatably connected to the inside of the rotary groove 621, a sealing cavity 63 is formed in the inside of the angle type check valve main body 1, the caliber of the top end of the sealed cavity 63 is larger than that of the tail end, the outer surface of the sealing block 62 is in sealing sliding connection with the inside of the sealed cavity 63, the inner part of the sealed cavity 63 is in sealing sliding connection with an adjusting plate 64, the inner part of the sealed cavity 63 is fixedly connected with limit rods at equal intervals, the surfaces of the adjusting plate 64 are provided with limit holes at equal intervals in a penetrating mode, the outer surface of each limit rod is in sealing sliding connection with the inner wall of each limit hole, a threaded cylinder 65 is fixedly installed at the center of the top of the angle-shaped check valve body 1, a rotating rod 66 is in threaded connection with the center of the inner part of the threaded cylinder 65, the tail end of the rotating rod 66 is fixedly connected with a limit ring, the outer surface of each limit ring is rotatably connected with the inner part of the adjusting plate 64, the air pressure in the sealed cavity 63 can be flexibly controlled according to different water pressures by installing the adjusting device 6, the adjusting plate 64 can slide downwards by rotating the threaded cylinder 65, and the top of the sealing block 62 is pressurized, when water flows in the water inlet pipe 2, the opening angle of the baffle 5 can be controlled, the flexibility is enhanced, and the practicability is enhanced.

Referring to fig. 1-2, the outer surface of the angle check valve body 1 is fixedly provided with a drawing block 7 through bolts, the joint of the drawing block 7 and the angle check valve body 1 is fixedly provided with a sealing plate 8, and the drawing block 7 and the sealing plate 8 are installed, so that after sundries are accumulated at the joint of the water inlet pipe 2 and the water outlet pipe 3, the drawing block 7 is taken down, the inside of the angle check valve body 1 can be cleaned conveniently, water can be kept smooth when flowing, and the practicability is enhanced.

When using angle type check valve main part 1, rivers enter into the inside of inlet tube 2, make baffle 5 anticlockwise rotate through water pressure, and drive sealed piece 62 through connecting plate 61 and upwards slide, rivers enter into angle type check valve main part 1's inside and discharge through outlet pipe 3 through baffle 5's surface, when the 5 aperture angle of needs adjustment baffle, through rotating screw cylinder 65, can make regulating plate 64 slide down, the inside pressure grow of sealed chamber 63 this moment, make the top of sealed piece 62 receive pressure, the laminating that the surface of baffle 5 also can be tighter is on the surface of dog 4, when there is rivers to flow inside inlet tube 2, can control the angle that baffle 5 opened, the flexibility has been strengthened, the practicality has been strengthened, after the junction of inlet tube 2 and outlet pipe 3 piles up debris, through taking out piece 7 and take out, can be convenient for clear up the inside of angle type check valve main part 1, make rivers can keep smooth and easy when flowing, and strong the practicality.

And those not described in detail in this specification are well within the skill of those in the art.

Claims

1. The utility model provides a controllable angle type check valve of aperture, includes angle type check valve main part (1), its characterized in that: a water inlet pipe (2) is fixedly connected to the side face of the angle-shaped check valve main body (1), a water outlet pipe (3) is fixedly connected to the bottom of the angle-shaped check valve main body (1), a stop block (4) is fixedly connected to the inside of the angle-shaped check valve main body (1), a baffle plate (5) is rotatably connected to the inside of the angle-shaped check valve main body (1), and an adjusting device (6) is installed inside the angle-shaped check valve main body (1);

adjusting device (6) are including rotating connecting plate (61) of connecting at baffle (5) surface, the one end movable mounting of connecting plate (61) has sealed piece (62), sealed chamber (63) have been seted up to the inside of angle type check valve main part (1), the inside seal sliding connection in sealed chamber (63) has regulating plate (64), the top center of angle type check valve main part (1) is located fixed mounting and is had threaded cylinder (65), threaded connection is located at the inside center of threaded cylinder (65) has commentaries on classics stick (66).

2. A check valve of a controlled opening angle type according to claim 1, wherein: the sealed sliding connection of surface of sealed piece (62) is in the inside of sealed chamber (63), rotary trough (621) have been seted up on the surface of sealed piece (62), the top of connecting plate (61) is rotated and is connected in the inside of rotary trough (621).

3. A check valve of a controlled opening angle type according to claim 1, wherein: the inside equidistance rigid coupling in sealed chamber (63) has spacing stick, the surperficial equidistance of regulating plate (64) is run through and has been seted up spacing hole, and the outer surface sealing sliding connection of spacing stick is at the inner wall in spacing hole.

4. A check valve of a controlled opening angle type according to claim 1, wherein: the surface of baffle (5) seals the laminating on the surface of dog (4), the terminal rigid coupling of commentaries on classics stick (66) has the spacing ring, and the surface of spacing ring rotates the inside of connecting in regulating plate (64).

5. A check valve of a controlled opening angle type according to claim 1, wherein: the caliber of the top end of the sealing cavity (63) is larger than that of the tail end of the sealing cavity, and the outer surface of the connecting plate (61) is rotatably connected inside the angle-shaped check valve main body (1).

6. A check valve of a controlled opening angle type according to claim 1, wherein: the outer surface of the angle type check valve main body (1) is fixedly provided with a pumping block (7) through a bolt, and a sealing plate (8) is fixedly arranged at the joint of the pumping block (7) and the angle type check valve main body (1).