CN221780087U - A stop valve for easy filtration - Google Patents

Abstract

The utility model discloses a stop valve convenient to filter, which comprises a stop valve body, a filter pipeline device and a filter device, wherein a liquid inlet is formed in the right side of the bottom end of the stop valve body, the filter pipeline device is fixedly connected to the left side of the bottom end of the stop valve body, the filter device is connected to the inside of the filter pipeline device in a sliding manner, an annular retainer ring is connected to the left end of the inside of the filter pipeline device in a sliding manner, a stabilizing bolt is connected to the outer end of the annular retainer ring in an equiangular threaded manner, the liquid inlet is communicated with the filter pipeline device, the filter pipeline device is formed by combining a pipeline body, a storage groove, a liquid outlet and a mounting hole, the storage groove is formed in the inner side of the pipeline body, the liquid outlet is formed in the left end of the pipeline body, the mounting hole is formed in the outer side of the left end of the pipeline body in an equiangular manner, and the filter device is formed by combining an outer ring pipe, a filter screen and a collecting groove. The stop valve convenient for filtering is convenient for filtering liquid and convenient for disassembling and replacing the filtering device.

Description

Stop valve convenient to filter

Technical Field

The utility model relates to the technical field of valve correlation, in particular to a stop valve convenient to filter.

Background

The stop valve is one of the most important cut-off valves, realizes the functions of medium conveying, cut-off, adjustment and the like, has small friction force between sealing surfaces in the opening and closing process, is durable, has small opening height, is easy to manufacture and convenient to maintain, and is suitable for medium and low pressure and high pressure. When the stop valve is applied to a pipeline, fluid medium in the pipeline usually contains impurity particles, and the impurity particles are easy to precipitate on the sealing surface of the valve clack or the valve seat along with the fluid medium entering the stop valve, so that the tightness between the valve clack and the valve seat is reduced, impurities are accumulated in the valve for a long time, the valve is easy to be blocked or scrapped, and the service life of the valve is influenced.

The problem that the existing stop valve is inconvenient to assemble and disassemble the filter device exists is that the Chinese patent application publication No. CN206386488U discloses a stop valve with the filter device, the stop valve comprises a valve body, an inlet runner, an outlet runner, a valve cavity, a valve clack and a valve seat matched with the valve clack in a sealing mode, the valve cavity is divided into an upper valve cavity and a lower valve cavity by the valve clack, the filter device is arranged in the lower valve cavity and comprises a filter plate, the filter plate is positioned on the lower end face of the valve seat opposite to the valve clack, the filter plate is in elastic sliding fit with the inner wall of the valve seat, the end face of the filter plate is concaved inwards towards the direction of the valve clack to form an arc face, an opening convenient for the installation of the filter plate is formed in the bottom of the valve body, an end cover is arranged at the opening, and a plug is arranged at the position, close to the outlet runner, of the bottom of the lower valve cavity. The utility model aims to provide a stop valve with a filter device, which can filter impurity particles in a fluid medium and prolong the service life of the stop valve, but the filter device is inconvenient to assemble and disassemble, so that the stop valve convenient to filter is provided so as to solve the problems.

Disclosure of utility model

The utility model aims to provide a stop valve convenient for filtering, so as to solve the problem that the conventional stop valve provided in the background art is inconvenient to assemble and disassemble a filtering device.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a stop valve convenient to filter, includes stop valve body, filtration pipeline device and filter equipment, the inlet has been seted up on the bottom right side of stop valve body, and the bottom left side fixedly connected with filtration pipeline device of stop valve body, the inside sliding connection of filtration pipeline device has filter equipment, and the inside left end sliding connection of filtration pipeline device has annular retaining ring to the outer end equiangular threaded connection of annular retaining ring has firm bolt.

Preferably, the liquid inlet is communicated with the filtering pipeline device.

Preferably, the filtering pipeline device is formed by combining a pipeline body, a storage groove, a liquid outlet and a mounting hole, wherein the storage groove is formed in the inner side of the pipeline body, the liquid outlet is formed in the left end of the pipeline body, and the mounting hole is formed in the outer side of the left end of the pipeline body at equal angles.

Preferably, the filter device is formed by combining an outer ring pipe, a filter screen and a collecting tank, the filter screen is fixedly connected to the inner side of the outer ring pipe at equal intervals, and the collecting tank is arranged at the bottom end of the outer ring pipe at equal intervals.

Preferably, the outer ring tube is connected to the inner side of the storage groove in a sliding manner.

Preferably, the right end of the stabilizing bolt is in threaded connection with the inside of the pipeline body.

Compared with the prior art, the utility model has the beneficial effects that: the stop valve convenient for filtering is convenient for filtering liquid and convenient for disassembling and replacing the filtering device;

1. the left end of the stop valve is fixedly connected with a filter pipeline device, the filter pipeline device is internally and slidably connected with a filter device, liquid is filtered by the filter screen, a plurality of layers of filter screens are arranged in the filter device, a collecting tank is arranged between the filter screens and below the filter screens, and large impurities can be collected in the collecting tank so as to be convenient for filtering the liquid;

2. The filter device is connected in the storage groove in a sliding manner, the left side of the filter device is connected with the annular check ring in a fitting manner, the annular check ring is connected in the storage groove in the same sliding manner, the outer end of the annular check ring is fixed on the pipeline body by the fixing bolt at the same angle, the annular check ring and the filter device can be detached after the fixing bolt is detached, and the filter device is convenient to detach and replace.

Drawings

FIG. 1 is a schematic view of the front cut-away structure of the present utility model;

FIG. 2 is a schematic side view of the filter pipe arrangement of the present utility model;

FIG. 3 is a schematic view of the filter tube of the present utility model in a split top cut-away configuration;

Fig. 4 is an enlarged schematic view of the structure of fig. 1a according to the present utility model.

In the figure: 1. a shutoff valve body; 2. a liquid inlet; 3. a filter pipe arrangement; 301. a pipe body; 302. a storage groove; 303. a liquid outlet; 304. a mounting hole; 4. a filtering device; 401. an outer collar; 402. a filter screen; 403. a collection tank; 5. an annular retainer ring; 6. and (5) stabilizing the bolt.

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.

Referring to fig. 1-4, the present utility model provides a technical solution: a stop valve convenient to filter comprises a stop valve body 1, a liquid inlet 2, a filter pipeline device 3, a pipeline body 301, a storage groove 302, a liquid outlet 303, a mounting hole 304, a filter device 4, an outer ring pipe 401, a filter screen 402, a collecting groove 403, an annular retainer ring 5 and a stabilizing bolt 6.

The right end of the bottom of the stop valve body 1 is provided with a liquid inlet 2, the left end of the bottom of the stop valve body 1 is fixedly connected with a filter pipeline device 3, the filter pipeline device 3 is communicated with the liquid inlet 2, liquid flows into the filter pipeline device 3 from the liquid inlet 2, the water circulation condition can be controlled by controlling the switch at the top of the stop valve body 1, the filter pipeline device 3 is formed by combining a pipeline body 301, a storage groove 302, a liquid outlet 303 and a mounting hole 304, the right end of the pipeline body 301 is fixedly connected with the left end of the bottom of the stop valve body 1, the inner side of the pipeline body 301 is provided with the storage groove 302, the left end of the pipeline body 301 is provided with the liquid outlet 303, the outer side of the left end of the pipeline body 301 is provided with the mounting hole 304 at equal angles, the mounting hole 304 is used for penetrating through a bolt, and the pipeline body 301 is connected with an external device;

The filter device 4 is connected in a sliding manner in the storage groove 302, the filter device 4 is formed by combining an outer ring pipe 401, a filter screen 402 and a collecting groove 403, the outer ring pipe 401 is connected in the storage groove 302 in a sliding manner, the filter screen 402 is fixedly connected to the inner side of the outer ring pipe 401 at equal intervals, the collecting groove 403 is formed in the bottom end of the outer ring pipe 401 at equal intervals, the collecting groove 403 is formed between the filter screens 402, an annular check ring 5 is connected to the left end of the inner part of the storage groove 302 in a sliding manner, a fixing bolt 6 is connected to the outer end of the annular check ring 5 in a threaded manner, and the annular check ring 5 is fixed on the pipeline body 301 through the fixing bolt 6;

Liquid flows into the filtering pipeline device 3 from the liquid inlet 2, liquid flows out from the liquid outlet 303 after being filtered by the multi-layer filter screen 402, in the filtering process, slightly large impurities are collected in the collecting tank 403, excessive impurities are prevented from blocking the filter screen 402, the annular retainer ring 5 and the filtering device 4 can be detached from the pipeline body 301 by detaching the fixing bolts 6, each pair of filtering devices 4 can be cleaned or replaced, a series of operations of the stop valve convenient for filtering are completed, and contents which are not described in detail in the description belong to the prior art known to the person skilled in the art.

Standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the details are not described.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. Stop valve convenient to filter, including stop valve body (1), filtration pipeline device (3) and filter equipment (4), its characterized in that: the right side of the bottom end of the stop valve body (1) is provided with a liquid inlet (2), the left side of the bottom end of the stop valve body (1) is fixedly connected with a filter pipeline device (3), the inside of the filter pipeline device (3) is slidably connected with a filter device (4), and the left end of the inside of the filtering pipeline device (3) is slidably connected with an annular check ring (5), and the outer end of the annular check ring (5) is connected with a stabilizing bolt (6) through equal angle threads.

2. A stop valve for facilitating filtration as defined in claim 1, wherein: the liquid inlet (2) is communicated with the filtering pipeline device (3).

3. A stop valve for facilitating filtration as defined in claim 1, wherein: the filtering pipeline device (3) is formed by combining a pipeline body (301), a storage groove (302), a liquid outlet (303) and a mounting hole (304), the storage groove (302) is formed in the inner side of the pipeline body (301), the liquid outlet (303) is formed in the left end of the pipeline body (301), and the mounting hole (304) is formed in the outer side of the left end of the pipeline body (301) in an equal angle mode.

4. A stop valve for facilitating filtration as defined in claim 1, wherein: the filtering device (4) is formed by combining an outer ring pipe (401), a filter screen (402) and a collecting tank (403), the filter screen (402) is fixedly connected to the inner side of the outer ring pipe (401) at equal intervals, and the collecting tank (403) is arranged at the bottom end of the outer ring pipe (401) at equal intervals.

5. A stop valve for facilitating filtration as defined in claim 4, wherein: the outer ring pipe (401) is connected with the inner side of the storage groove (302) in a sliding mode.

6. A stop valve for facilitating filtration as defined in claim 1, wherein: the right end of the stabilizing bolt (6) is in threaded connection with the inside of the pipeline body (301).