CN218207953U

CN218207953U - One-way valve

Info

Publication number: CN218207953U
Application number: CN202222691836.3U
Authority: CN
Inventors: 蒋将; 王林江
Original assignee: Taizhou Xingju Machinery Design Co ltd
Current assignee: Taizhou Xingju Machinery Design Co ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2023-01-03
Anticipated expiration: 2032-10-12

Abstract

The utility model discloses a check valve, including the valve casing, the bottom intercommunication of valve casing has the water pump connector, the left side of valve casing is provided with first connector, the right side of first connector is provided with first case. The utility model discloses a setting up of first block circle is realized blockking first sealing washer, setting up through first sealing washer increases the leakproofness between first case left side and the first connector inner chamber, avoid appearing palirrhea when using, the realization that sets up through the second block circle blocks the second sealing washer, setting up through the second sealing washer increases the leakproofness between second case left side and the valve casing inner chamber, avoid palirrhea, through the valve casing, the water pump connector, first connector, the second connector, setting up of first case and second case makes things convenient for holistic installation and disassembly, thereby make things convenient for holistic production installation, it is comparatively loaded down with trivial details when adding man-hour to have solved itself simultaneously, and the relatively poor problem of leakproofness when follow-up the use.

Description

One-way valve

Technical Field

The utility model relates to a check valve technical field specifically is a check valve.

Background

The check valve is commonly known as a check valve, wherein fluid can only flow along a water inlet, a medium at a water outlet can not flow back, the check valve is also known as a check valve or a check valve and is used for preventing reverse flow of oil flow in a hydraulic system or preventing reverse flow of compressed air in a pneumatic system, the check valve is of a straight-through type and a right-angle type, the straight-through type check valve is installed on a pipeline in a threaded connection mode through a thread, and the right-angle type check valve is of a threaded connection mode, a plate type connection mode and a flange connection mode.

The check valve is widely used, is used in more fields of food processing, is complicated in processing, and has poor sealing performance in subsequent use, so that the use of the valve body is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a check valve possesses the advantage that the simple leakproofness of processing is good, has solved itself and has add comparatively loaded down with trivial details man-hour, and the relatively poor problem of leakproofness when follow-up use.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a check valve, includes the valve casing, the bottom intercommunication of valve casing has the water pump connector, the left side of valve casing is provided with first connector, the right side of first connector is provided with first case, the left side cover on first case surface is equipped with first stopping ring, the inside of first case and the left side that is located first stopping ring set up evenly distributed's first delivery port, the inside of first case and the right side that is located first stopping ring set up evenly distributed's first water inlet, the right side of valve casing is provided with the second connector, the left side of second connector is provided with the second case, the left side cover on second case surface is equipped with second stopping ring, the inside of second case and the left side that is located second stopping ring set up evenly distributed's second delivery port, the inside of second case and the right side that is located second stopping ring set up evenly distributed's second water inlet.

Preferably, a first spring is sleeved on the right side of the surface of the first valve core, and a second spring is sleeved on the right side of the surface of the second valve core.

Preferably, the right side of first connector run through to the inside of valve casing and with rotate through first screw thread between the valve casing and be connected, the right side of valve casing run through to the inside of second connector and with rotate through the second screw thread between the second connector inner chamber and be connected.

Preferably, the first valve element extends through the first connection port and the inside of the valve housing, and the outer side of the first valve element is in contact with the inner cavity of the valve housing.

Preferably, the second valve core penetrates through the valve housing and the interior of the second connector, and the outer side of the second valve core is in contact with the inner cavity of the second connector.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a setting up of first block circle is realized blockking first sealing washer, setting up through first sealing washer increases the leakproofness between first case left side and the first connector inner chamber, avoid appearing palirrhea when using, the realization that sets up through the second block circle blocks the second sealing washer, setting up through the second sealing washer increases the leakproofness between second case left side and the valve casing inner chamber, avoid palirrhea, through the valve casing, the water pump connector, first connector, the second connector, setting up of first case and second case makes things convenient for holistic installation and disassembly, thereby make things convenient for holistic production installation, it is comparatively loaded down with trivial details when adding man-hour to have solved itself simultaneously, and the relatively poor problem of leakproofness when follow-up the use.

2. The utility model discloses a setting up of second spring extrudees the second valve core left, avoids the liquid on second connector right side to pass through the inside that the second valve core flowed into the valve casing, avoids the inside liquid of valve casing to leak through first connector through setting up of first spring, makes things convenient for being connected between valve casing, first connector and the second connector through setting up of first screw thread and second screw thread to convenient subsequent dismantlement is maintained.

Drawings

Fig. 1 is an explosion diagram of the present invention.

In the figure: 1. a valve housing; 2. a water pump connector; 3. a first connector; 4. a second connector; 5. a first valve spool; 6. a first blocker ring; 7. a first water outlet; 8. a first water inlet; 9. a first spring; 10. a second valve core; 11. a second stopping ring; 12. a second water outlet; 13. a second water inlet; 14. a second spring.

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 efforts all belong to the protection scope of the present invention.

In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the patent and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner and are not to be construed as limiting the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1, a check valve includes a valve housing 1, a water pump connector 2 is connected to the bottom of the valve housing 1, a first connector 3 is disposed on the left side of the valve housing 1, a first valve core 5 is disposed on the right side of the first connector 3, a first blocking ring 6 is sleeved on the left side of the surface of the first valve core 5, first water outlets 7 are uniformly distributed in the first valve core 5 and on the left side of the first blocking ring 6, first water inlets 8 are uniformly distributed in the first valve core 5 and on the right side of the first blocking ring 6, a second connector 4 is disposed on the right side of the valve housing 1, a second valve core 10 is disposed on the left side of the second connector 4, a second blocking ring 11 is sleeved on the left side of the surface of the second valve core 10, second water outlets 12 are uniformly distributed in the second valve core 10 and on the right side of the second blocking ring 11, a second water inlet 13 is uniformly distributed in the second valve core 10 and on the right side of the second blocking ring 11, a reverse flow preventing device is disposed between the first valve housing 5 and the second valve core 5, a seal connector is disposed on the left side of the second valve core 10, a reverse flow preventing device from being mounted on the first connector, a reverse flow preventing the first connector 3 and a reverse flow preventing device from being mounted on the second valve core 5, a reverse flow preventing device is disposed on the second connector 10, a reverse flow preventing device is disposed on the left side of the first valve housing 10, squeeze second case 10 left through the setting of second spring 14, avoid the liquid on second connector 4 right side to flow into the inside of valve casing 1 through second case 10, avoid setting up through first spring 9 that the inside liquid of valve casing 1 leaks through first connector 3, the right side of first connector 3 runs through to the inside of valve casing 1 and is connected through first screw rotation between the valve casing 1, the right side of valve casing 1 runs through to the inside of second connector 4 and with rotate through the second screw between the inner chamber of second connector 4 and be connected, make things convenient for valve casing 1 through setting up of first screw thread and second screw thread, be connected between first connector 3 and the second connector 4, thereby make things convenient for subsequent dismantlement to maintain, first case 5 runs through to the inside of first connector 3 and valve casing 1 respectively, the outside of first case 5 contacts with the inner chamber of valve casing 1, second case 10 runs through to the inside of first connector 1 and second connector 4 respectively, the outside of second case 10 contacts with the inner chamber of second connector 4.

During the use, locate the right side of first case 5 with first spring 9 cover, place first case 5 between valve casing 1 and first connector 3, make first connector 3 connect in the left side of valve casing 1, locate the right side of second case 10 with second spring 14 cover, run through the inside to valve casing 1 and second connector 4 with second valve case 10 and second spring 14, make the left side of second connector 4 be connected with the right side of valve casing 1, be connected water pump connector 2 with the external power pump, through the inside of external power pump with liquid from first connector 3 suction valve casing 1, and through valve casing 1 and second connector 4 with liquid discharge can.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A one-way valve comprising a valve housing (1), characterized in that: the bottom intercommunication of valve casing (1) has water pump connector (2), the left side of valve casing (1) is provided with first connector (3), the right side of first connector (3) is provided with first case (5), the left side cover on first case (5) surface is equipped with first stopping ring (6), evenly distributed's first delivery port (7) are seted up in the inside of first case (5) and the left side that is located first stopping ring (6), evenly distributed's first water inlet (8) are seted up on the inside of first case (5) and the right side that is located first stopping ring (6), the right side of valve casing (1) is provided with second connector (4), the left side of second connector (4) is provided with second case (10), the left side cover on second case (10) surface is equipped with second stopping ring (11), the inside of second case (10) and the left side that is located second stopping ring (11) set up evenly distributed's second delivery port (12), the inside of second case (10) and the right side that is located second stopping ring (11) set up evenly distributed's water inlet (13).

2. A one-way valve according to claim 1, wherein: the right side of the surface of the first valve core (5) is sleeved with a first spring (9), and the right side of the surface of the second valve core (10) is sleeved with a second spring (14).

3. A check valve as in claim 1, wherein: the right side of first connector (3) run through to the inside of valve casing (1) and with valve casing (1) between rotate through first screw thread and be connected, the right side of valve casing (1) run through to the inside of second connector (4) and with second connector (4) inner chamber between rotate through second screw thread and be connected.

4. A one-way valve according to claim 1, wherein: the first valve core (5) penetrates through the first connecting head (3) and the inside of the valve casing (1) respectively, and the outer side of the first valve core (5) is in contact with the inner cavity of the valve casing (1).

5. A one-way valve according to claim 1, wherein: the second valve core (10) penetrates into the valve shell (1) and the second connector (4) respectively, and the outer side of the second valve core (10) is in contact with the inner cavity of the second connector (4).