CN220227928U

CN220227928U - Check valve with stop function

Info

Publication number: CN220227928U
Application number: CN202321483296.8U
Authority: CN
Inventors: 周继家; 李辉
Original assignee: Qingzhou Jinrong Hydraulic Technology Co ltd
Current assignee: Qingzhou Jinrong Hydraulic Technology Co ltd
Priority date: 2023-06-12
Filing date: 2023-06-12
Publication date: 2023-12-22
Anticipated expiration: 2033-06-12

Abstract

The utility model discloses a one-way valve with a stop function, which comprises a valve body, wherein a water inlet is formed in the valve body at one time, a water outlet is formed in the other side of the valve body, a valve plate is arranged on the inner side of the valve body, a notch is formed in the outer end of the valve plate, a positioning rod is fixed in the valve plate, a spring is sleeved outside the positioning rod, the positioning rod is inserted on the inner side surface of the outer end of the valve body, a blocking wire is connected with the inner side surface of a convex opening of the outer end of the valve body through threads, the blocking wire is abutted on the end surface of the positioning rod, is inserted on the right end of the valve body through the positioning rod outside the valve plate, and is twisted and connected with the blocking wire to squeeze the positioning rod, so that the valve plate can be positioned, the blocking wire can flow unidirectionally when the valve plate is twisted outwards in use, the stop function is added, the stop valve is not required, and the functionality is increased.

Description

Check valve with stop function

Technical Field

The utility model relates to the field of one-way valves, in particular to a one-way valve with a stop function.

Background

The one-way valve is used for preventing the reverse flow of oil flow in a hydraulic system or compressed air in a pneumatic system;

in the check valve used when the liquid is guided, such as CN207213254U, a check valve body structure and the check valve, a group of through holes are communicated between an inflow inner channel and an outflow inner channel of the check valve body structure, a group of through holes uniformly enclose a through hole ring, and the center position of the through hole ring is solid.

Through above-mentioned patent, combine other check valve body structures now again, can one-way water conservancy diversion, place the backward flow, but when closing the fluid and cut off, need add the stop valve again at the delivery end and make it stop one-way flow, the function is single.

Disclosure of Invention

Aiming at the problems existing in the prior art, the utility model aims to provide the one-way valve with the stop function, which is inserted at the right end of the valve body through the outer positioning rod outside the valve plate, the convex opening of the one-way valve is twisted to be connected with the blocking wire to squeeze the positioning rod, so that the valve plate can be positioned, the one-way flow can be stopped directly, the blocking wire can be twisted outwards to flow in one direction during use, the stop function is added, the stop valve is not needed to be additionally arranged, and the functionality is increased.

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a take check valve of function of stopping, includes the valve body, the valve body once sets up the inlet, and the opposite side sets up the outlet, the valve block has been placed to the inboard of valve body, the valve block outer end sets up the slot, the fixed locating lever in the valve block, locating lever overcoat joint spring, the locating lever alternates at the outer end inboard surface of valve body, the outer end bulge department inboard surface of valve body has the stifled silk through threaded connection, the stifled silk top is at the terminal surface of locating lever, and it alternates at the valve body right-hand member through the locating lever outside the valve block, and its bulge department twists and connects stifled silk extrusion locating lever, can make the valve block location, directly carries out the unidirectional flow of stopping, outwards twists and opens the stifled silk and can unidirectional flow during the use, has added the function of stopping, does not need to set up the stop valve in addition, increases the functionality.

Further, the outer end of the valve plate is provided with a convex ring opening, and one side of the spring is sleeved outside the convex ring opening.

Further, an inner bulge is arranged on the inner side of the valve body, and the other side of the spring is sleeved on the outer surface of the inner bulge.

Further, the outer end of the blocking wire is provided with a hexagonal groove.

Further, the grooves are uniformly distributed on the outer surface of the valve plate.

Further, the outer end of the valve plate is provided with a convex surface which is clamped into the inner side surface of the inlet,

further, the outer surface of the valve plate is covered with a rubber layer.

Compared with the prior art, the utility model has the advantages that:

(1) The valve plate is arranged outside the valve plate and is inserted into the right end of the valve body through the positioning rod, the protruding port of the valve plate is twisted to be connected with the blocking wire to extrude the positioning rod, the valve plate can be positioned, the blocking wire can be directly twisted outwards to flow in a unidirectional manner when the valve plate is used, a blocking function is added, a blocking valve is not required to be additionally arranged, and the functionality is increased.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a right side view of the valve plate of the present utility model;

fig. 3 is a right side view of the present utility model.

The reference numerals in the figures illustrate:

1 valve body, 2 inlet, 3 outlet, 4 valve plates, 5 slot, 6 positioning rod, 7 spring, 8 blocking wire, 40 convex ring mouth, 100 inner bulge, 80 hexagonal groove and 41 bulge surface.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-3, a check valve with a stop function comprises a valve body 1, wherein a water inlet 2 is formed in the valve body 1 at one time, a water outlet 3 is formed in the other side of the valve body, a valve plate 4 is arranged on the inner side of the valve body 1, a convex surface 41 is arranged at the outer end of the valve plate 4, the convex surface 41 is clamped into the inner side surface of the water inlet 2, a rubber layer is coated on the outer surface of the valve plate 4 to improve the tightness, grooves 5 are formed in the outer end of the valve plate 4, the grooves 5 are uniformly distributed on the outer surface of the valve plate 4, a positioning rod 6 is fixed in the valve plate 4, a spring 7 is sleeved outside the positioning rod 6, the positioning rod 6 is inserted into the inner side surface of the outer end of the valve body 1, a blocking wire 8 is connected with the inner side surface of a convex opening of the outer end of the valve body 1 through threads, and the blocking wire 8 is propped against the end surface of the positioning rod 6;

when in use, the positioning rod 6 is extruded by the blocking wire 8, the valve plate 4 can be positioned, the valve plate 4 can not be pushed open when water flow is led in from the inlet 2, the valve plate 4 can be directly cut off, when the water flow flows unidirectionally, the positioning rod 6 can be provided with a movable space by twisting the blocking wire 8 to the right side, when the water flow is led out, the valve plate 4 can be separated, led out by the notch 5 and led out by the outlet 3, and meanwhile, the spring 7 rebounds to the valve plate 4 for blocking when in reflux, the reflux can not be caused, the functionality is increased when in use, and the stop valve is not required to be arranged at the conveying end;

the outer end of the valve plate 4 is provided with a convex ring opening 40, one side of the spring 7 is sleeved outside the convex ring opening 40, the inner side of the valve body 1 is provided with an inner bulge 100, and the other side of the spring 7 is sleeved on the outer surface of the inner bulge 100, so that the spring 7 can be positioned conveniently;

the hexagonal groove 80 is formed in the outer end of the plugging wire 8, so that the plugging wire 8 can be twisted by being clamped into the hexagonal groove 80 by using an inner hexagonal wrench conveniently, and the operation is convenient.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims

1. The utility model provides a take check valve of function, includes valve body (1), its characterized in that: valve body (1) once sets up inlet (2), and the opposite side sets up outlet (3), valve block (4) have been placed to the inboard of valve body (1), valve block (4) outer end sets up slot (5), valve block (4) internal fixation locating lever (6), locating lever (6) overcoat grafting spring (7), locating lever (6) alternate at the outer end inboard surface of valve body (1), there is stifled silk (8) outer end bulge department inboard surface of valve body (1) through threaded connection, stifled silk (8) top is at the terminal surface of locating lever (6).

2. A check valve with a shut-off function according to claim 1, wherein: the outer end of the valve plate (4) is provided with a convex ring opening (40), and one side of the spring (7) is sleeved outside the convex ring opening (40).

3. A check valve with a shut-off function according to claim 1, wherein: an inner bulge (100) is arranged on the inner side of the valve body (1), and the other side of the spring (7) is sleeved on the outer surface of the inner bulge (100).

4. A check valve with a shut-off function according to claim 1, wherein: the outer end of the blocking wire (8) is provided with a hexagonal groove (80).

5. A check valve with a shut-off function according to claim 1, wherein: the grooves (5) are uniformly distributed on the outer surface of the valve plate (4).

6. A check valve with a shut-off function according to claim 1, wherein: the outer end of the valve plate (4) is provided with a convex surface (41), and the convex surface (41) is clamped into the inner side surface of the flow inlet (2).

7. A check valve with a shut-off function according to claim 1, wherein: the outer surface of the valve plate (4) is covered with a rubber layer.