CN219866378U

CN219866378U - Self-locking valve

Info

Publication number: CN219866378U
Application number: CN202321339241.XU
Authority: CN
Inventors: 卢松宣
Original assignee: Shenyang Huadong Construction Engineering Co ltd
Current assignee: Shenyang Huadong Construction Engineering Co ltd
Priority date: 2023-05-30
Filing date: 2023-05-30
Publication date: 2023-10-20
Anticipated expiration: 2033-05-30

Abstract

The utility model relates to a self-locking valve, which belongs to the technical field of valves and comprises a valve body and a self-locking rod, wherein two sides of the valve body are fixedly communicated with a flow pipe. According to the self-locking rotary table, the valve body can be communicated with the pipeline through the runner pipes at two sides, the valve rod in the rotary table rotatable connecting sleeve drives the O-shaped ball valve to rotate on the inner wall of the valve body, the valve body is opened when the through hole of the O-shaped ball valve corresponds to the runner pipe, the positioning rod can be rotated out of the positioning groove after adjustment is finished, the limiting spring can drive the self-locking rod to slide at the limiting block, so that the limiting block is driven to be clamped into the limiting clamping groove of the rotary table to lock the rotary table, when the rotary table is required to rotate, the positioning rod is only required to be pulled up, the limiting block is separated from the limiting clamping groove of the rotary table, and the positioning rod is placed in the positioning groove of the self-locking bracket to be positioned, so that the rotary table can rotate freely.

Description

Self-locking valve

Technical Field

The utility model relates to the technical field of valves, in particular to a self-locking valve.

Background

The valve is a pipeline accessory for opening and closing a pipeline, controlling flow direction, adjusting and controlling parameters (temperature, pressure and flow) of a conveying medium, the valve can be opened and closed through the turntable, the condition that the locking position is not tight easily occurs after the valve is frequently opened and closed is ensured, the locking of the control turntable is ensured by using a self-locking structure for ensuring the valve to be opened and closed stably, and the state of the valve can be stabilized.

Through retrieving, the chinese patent of present publication No. CN215258139U discloses a self-locking valve, when the valve water supply needs the auto-lock, manual outside pulls the auto-lock fixed column, the auto-lock fixed column receives to draw simultaneously, the auto-lock carousel extrudees the auto-lock spring, accomplish the preparation work, at this moment, through the valve switch rotation threaded rod, make the auto-lock hole that the threaded rod offered aim at the auto-lock fixed column, after aiming at, loosen the auto-lock fixed column, the auto-lock carousel pops out the auto-lock carousel simultaneously, the auto-lock carousel pops out the auto-lock fixed column that drives simultaneously, the auto-lock fixed column pops into the self-lock hole of threaded rod, accomplish the auto-lock.

The technical scheme has the following defects that although the valve structure can be self-locked through the self-locking fixing column, the threaded rod cannot rotate at the valve, so that stable water supply or closing of the valve is guaranteed, and in the actual use process, the opening is needed at the rotating rod to influence the bearing capacity of the valve control rod.

In view of this, the present utility model provides a technical solution for improving and solving the above-mentioned problems, and for intensively researching and applying in cooperation with the academic theory, and finally providing a solution which has a reasonable design and can effectively improve the above-mentioned drawbacks.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Disclosure of Invention

The utility model provides a self-locking valve, which solves the problems of the background, can facilitate self-locking of a valve control turntable, ensures that the valve state can be locked, prevents leakage caused by the fact that the locking position of the frequently opened and closed part of the valve is not tight, and ensures the state of circulation or blockage of the valve.

The scheme for solving the technical problems is as follows: the utility model provides a self-locking valve, includes valve body and self-locking lever, the equal fixed intercommunication in both sides of valve body has the runner pipe, the inner wall swivelling joint of valve body has O type ball valve, the top fixed mounting of O type ball valve has the valve rod, the top fixed intercommunication of valve body has the connecting sleeve with the valve rod looks adaptation, the top fixedly connected with carousel of valve rod, the top fixedly connected with self-locking support of valve body, the bottom fixedly connected with stopper of self-locking lever, the spacing draw-in groove with stopper looks adaptation has evenly been seted up at the top of carousel, the outer wall cover of self-locking lever is equipped with spacing spring, the top fixedly connected with connecting block of self-locking lever, connecting block fixedly connected with locating lever.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the connecting sleeve is rotationally connected with the valve rod, and the joint is subjected to sealing treatment through the rubber ring and the packing gland.

Further, the self-locking support is provided with a sliding hole matched with the self-locking rod, the inner wall of the sliding hole is in sliding connection with the self-locking rod, and the aperture of the sliding hole is smaller than that of the limiting spring.

Further, the top of stopper is provided with the anticreep board with be greater than spacing draw-in groove looks adaptation.

Further, a placement hole matched with the limit clamping groove is formed in the position, close to the right edge, of the top of the valve body, and an edge plate larger than the placement hole is arranged in the position, close to the top edge, of the outer wall of the limit clamping groove.

Further, a positioning groove matched with the positioning rod is formed in the top of the self-locking support.

The utility model provides a self-locking valve, which has the following advantages:

the valve body is opened when the through hole of the O-shaped ball valve corresponds to the runner pipe, the positioning rod can be screwed out from the positioning groove after the adjustment is finished, the limiting spring can drive the self-locking rod to slide at the limiting block, and accordingly the limiting block is driven to be clamped into the limiting clamping groove of the turntable to lock the turntable.

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings. Specific embodiments of the present utility model are given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a schematic diagram of a self-locking valve according to an embodiment of the present utility model;

FIG. 2 is a front view of a self-locking valve according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram showing a unlocked state of a self-locking valve according to an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a self-locking type valve middle rotary disc according to an embodiment of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a valve body; 2. a flow pipe; 3. an O-shaped ball valve; 4. a valve stem; 5. a connecting sleeve; 6. a turntable; 7. a self-locking bracket; 8. a self-locking lever; 9. a limiting block; 10. a limit clamping groove; 11. a limit spring; 12. a connecting block; 13. a positioning rod; 14. and a positioning groove.

Detailed Description

The principles and features of the present utility model are described below with reference to fig. 1-4, the examples being provided for illustration only and not for limitation of the scope of the utility model. The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the utility model will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-4, a self-locking valve comprises a valve body 1 and a self-locking rod 8, wherein two sides of the valve body 1 are fixedly communicated with a runner pipe 2, the inner wall of the valve body 1 is rotatably connected with an O-shaped ball valve 3, the top of the O-shaped ball valve 3 is fixedly provided with a valve rod 4, the top of the valve body 1 is fixedly communicated with a connecting sleeve 5 matched with the valve rod 4, the top of the valve rod 4 is fixedly connected with a rotary table 6, the top of the valve body 1 is fixedly connected with a self-locking bracket 7, the bottom of the self-locking rod 8 is fixedly connected with a limiting block 9, the top of the rotary table 6 is uniformly provided with a limiting clamping groove 10 matched with the limiting block 9, the outer wall of the self-locking rod 8 is sleeved with a limiting spring 11, the top of the self-locking rod 8 is fixedly connected with a connecting block 12, and the connecting block 12 is fixedly connected with a positioning rod 13.

Preferably, the connecting sleeve 5 is rotatably connected with the valve rod 4, and the joint is sealed by a rubber ring and a packing gland.

Preferably, the self-locking support 7 is provided with a sliding hole matched with the self-locking rod 8, the inner wall of the sliding hole is in sliding connection with the self-locking rod 8, and the aperture of the sliding hole is smaller than that of the limiting spring 11.

Preferably, the top of stopper 9 is provided with the anticreep board with be greater than spacing draw-in groove 10 looks adaptation.

Preferably, a positioning hole matched with the limiting clamping groove 10 is formed in the position, close to the right edge, of the top of the valve body 1, and an edge plate larger than the positioning hole is arranged on the position, close to the top edge, of the outer wall of the limiting clamping groove 10.

Preferably, a positioning groove 14 matched with the positioning rod 13 is formed in the top of the self-locking bracket 7.

The specific working principle and the using method of the utility model are as follows: the valve body 1 is communicated with a pipeline through the runner pipe 2 on two sides, the valve rod 4 in the rotating disc 6 can rotate to connect the sleeve 5 to drive the O-shaped ball valve 3 to rotate on the inner wall of the valve body 1, the valve body 1 is opened when the through hole of the O-shaped ball valve 3 corresponds to the runner pipe 2, the valve body 1 is opened and closed when the through hole is not corresponding to the runner pipe 2, the positioning rod 13 can be rotated out of the positioning groove 14 after the adjustment is finished, the limiting spring 11 can drive the self-locking rod 8 to slide at the limiting block 9, the limiting block 9 is driven to be clamped into the limiting clamping groove 10 of the rotating disc 6 to lock the rotating disc 6, and when the rotating disc 6 needs to rotate, the positioning rod 13 only needs to be pulled up to enable the limiting block 9 to be separated from the limiting clamping groove 10 of the rotating disc 6, and the positioning rod 13 can be placed in the positioning groove 14 of the self-locking bracket 7 to enable the rotating disc 6 to rotate freely.

The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model in any way; those skilled in the art will readily appreciate that the present utility model may be implemented as shown in the drawings and described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present utility model are possible in light of the above teachings without departing from the scope of the utility model; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present utility model still fall within the scope of the present utility model.

Claims

1. The utility model provides a self-locking valve, includes valve body (1) and self-locking lever (8), its characterized in that: the utility model discloses a valve body, including valve body (1), valve rod (4), connecting sleeve (5), connecting block (12) fixedly connected with locating lever (13) are all fixed intercommunication in both sides of valve body (1) have runner pipe (2), the inner wall swivelling joint of valve body (1) has O type ball valve (3), the top fixed mounting of O type ball valve (3) has valve rod (4), the top fixedly connected with of valve body (1) with connecting sleeve (5) with valve rod (4) looks adaptation, the top fixedly connected with carousel (6) of valve rod (4), the bottom fixedly connected with stopper (9) of self-locking lever (8), spacing draw-in groove (10) with stopper (9) looks adaptation are evenly seted up at the top of carousel (6), the outer wall cover of self-locking lever (8) is equipped with spacing spring (11), the top fixedly connected with connecting block (12) of self-locking lever (8).

2. The self-locking valve according to claim 1, wherein the connecting sleeve (5) is rotatably connected with the valve rod (4), and the joint is sealed by a rubber ring and a packing gland.

3. The self-locking valve according to claim 1, wherein the self-locking bracket (7) is provided with a sliding hole matched with the self-locking rod (8), the inner wall of the sliding hole is in sliding connection with the self-locking rod (8), and the aperture of the sliding hole is smaller than that of the limiting spring (11).

4. The self-locking valve according to claim 1, wherein the top of the limiting block (9) is provided with an anti-drop plate adapted to a greater than limit clamping groove (10).

5. The self-locking valve according to claim 1, wherein a positioning hole matched with the limiting clamping groove (10) is formed in the position, close to the right edge, of the top of the valve body (1), and an edge plate larger than the positioning hole is arranged on the position, close to the top edge, of the outer wall of the limiting clamping groove (10).

6. The self-locking valve according to claim 1, characterized in that the top of the self-locking bracket (7) is provided with a positioning groove (14) adapted to the positioning rod (13).