CN220204866U - Novel self-closing angle valve - Google Patents

Abstract

The utility model provides a novel self-closing angle valve, and belongs to the technical field of valves. The self-closing angle valve solves the problem that impurities easily enter the inside of the existing self-closing angle valve to influence the use of the valve. The utility model provides a self-closing angle valve, includes the main valve body, and main valve body lateral part has the self-closing valve body, and self-closing valve body outer end has the flaring end, is provided with the filtration screen panel in the self-closing valve body and supplies the filtration skeleton of being connected with the filtration screen panel, and the filtration skeleton back has the location structure of outside axial extension, has the transition portion between self-closing valve body and the flaring end, is equipped with in the transition portion to compress tightly the thread bush on the filtration skeleton to the self-closing valve body inner wall, thread bush threaded connection is on the transition portion, location structure includes integrated into one piece at the retainer plate at the filtration skeleton back, retainer plate tip outer lane department have outer elastic part, and have outer elastic groove between this outer elastic part and the retainer plate, retainer plate tip inner circle department has interior elastic part. The utility model has the advantages of preventing the entry of impurities and improving the use safety of the valve.

Description

Novel self-closing angle valve

Technical Field

The utility model belongs to the technical field of valves, and relates to a self-closing angle valve, in particular to a novel self-closing angle valve.

Background

The self-closing valve for pipeline gas is installed on the pipeline of low-pressure gas system, and when the gas supply pressure of pipeline is under-pressure or over-pressure, it can be automatically closed and opened manually without using electricity or other external power. The self-closing valves are classified into straight-through self-closing valves and self-closing angle valves according to the installation structure.

In daily life, the gas in the gas utensil generally has impurity, and current self-closing angle valve internal structure is simple, and when these impurity get into in the valve, probably adhesion on its internal part influences the valve and uses, brings big potential safety hazard for the people of using.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a novel self-closing angle valve with a filtering effect.

The aim of the utility model can be achieved by the following technical scheme: the utility model provides a novel self-closing angle valve, includes the main valve body, main valve body lateral part has the self-closing valve body, its characterized in that, the external end of self-closing valve body have the flaring end, the self-closing valve body in be provided with the filtration screen panel and supply the filtration skeleton of being connected with the filtration screen panel, filtration skeleton back have the location structure of outside axial extension, self-closing valve body and flaring end between have the transition portion, the transition portion in be equipped with the thread bush that is used for compressing tightly filtration skeleton to on the self-closing valve body inner wall, thread bush threaded connection on the transition portion, location structure include integrated into one piece at the retainer plate of filtration skeleton back, retainer plate tip outer lane department have outer elastic part, and have outer elastic groove between this outer elastic part and the retainer plate, retainer plate tip inner circle department have interior elastic part, and have interior elastic groove between this interior elastic part and the retainer plate, the self-closing valve body on set up the constant head tank that supplies the location structure to stretch into.

In the novel self-closing angle valve, the outer end of the positioning ring is of an elliptical structure.

In the novel self-closing angle valve, the filter screen cover is provided with a plurality of filter holes.

Compared with the prior art, the self-closing angle valve has the filtering effect and improves the use safety of the valve.

Drawings

Fig. 1 is a schematic perspective view of the novel self-closing angle valve.

FIG. 2 is a schematic view of a partial cross-sectional structure of the novel self-closing angle valve.

Fig. 3 is an enlarged schematic view of the structure at a of fig. 2.

In the figure, 1, a main valve body; 2. a self-closing valve body; 3. a flared end; 4. filtering the net cover; 5. a filter skeleton; 6. a transition section; 7. a thread sleeve; 8. a positioning ring; 9. an outer elastic part; 10. an outer elastic groove; 11. an inner elastic part; 12. an inner elastic groove; 13. and a positioning groove.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

As shown in fig. 1, fig. 2 and fig. 3, the novel self-closing angle valve comprises a main valve body 1, a self-closing valve body 2 is arranged on the side part of the main valve body 1, a flaring end 3 is arranged at the outer end of the self-closing valve body 2, the flaring end 3 is used for being connected with a connecting piece, a filter screen 4 and a filter framework 5 for being connected with the filter screen 4 are arranged in the self-closing valve body 2, a positioning structure which extends outwards and axially is arranged at the back part of the filter framework 5, a transition part 6 is arranged between the self-closing valve body 2 and the flaring end 3, a thread bush 7 for tightly pressing the filter framework 5 to the inner wall of the self-closing valve body 2 is arranged in the transition part 6, the thread bush 7 is connected on the transition part 6, the positioning structure comprises a positioning ring 8 integrally formed at the back part of the filter screen 5, an outer ring of the end part of the positioning ring 8 is provided with an outer elastic part 9, an outer elastic groove 10 is arranged between the outer elastic part 9 and the positioning ring 8, an inner elastic part 11 is arranged at the end part of the positioning ring 8, an inner elastic groove 12 is arranged between the inner elastic part 11 and the positioning ring 8, a positioning groove 13 for positioning the positioning structure to be positioned and extend into the positioning structure is arranged on the self-closing valve body 2, and the positioning structure is used for preventing the positioning structure from falling off, and improving the positioning stability of the filter screen 4; in the assembly process of the positioning structure, under the action of the outer elastic groove 10, the outer elastic part 9 compresses towards the outer elastic groove 10 through the elastic action of the outer elastic part 9, and likewise, the inner elastic part 11 compresses towards the inner elastic groove 12, so that the inner elastic part can stably enter the positioning groove 13 and is supported and pressed on the groove wall of the positioning groove 13 to form connection.

Preferably, the outer end of the positioning ring 8 is of an elliptical structure.

Preferably, the filter screen 4 is provided with a plurality of filter holes.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Although the terms of the main valve body 1, the self-closing valve body 2, the flared end 3, the filter screen 4, the filter skeleton 5, the transition portion 6, the thread bush 7, the retainer ring 8, the outer elastic portion 9, the outer elastic groove 10, the inner elastic portion 11, the inner elastic groove 12, the retainer groove 13, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

Claims (3)

1. The utility model provides a novel self-closing angle valve, includes main valve body (1), main valve body (1) lateral part has self-closing valve body (2), its characterized in that, self-closing valve body (2) outer end have flaring end (3), self-closing valve body (2) in be provided with filtration screen panel (4) and supply filtration skeleton (5) of being connected with filtration screen panel (4), filtration skeleton (5) back have outside axially extending location structure, self-closing valve body (2) and flaring end (3) between have transition portion (6), transition portion (6) in be equipped with thread bush (7) that are used for compressing tightly filtration skeleton (5) to on self-closing valve body (2) inner wall, thread bush (7) threaded connection on transition portion (6), location structure include retainer plate (8) at filtration skeleton (5) back, retainer plate (8) tip department have outer elastic part (9), and have outer elastic groove (10) between this outer elastic part (8) and retainer plate (8), location elastic part (11) have between this elastic part (11) and the inner circle (12), the self-closing valve body (2) is provided with a positioning groove (13) for positioning and extending in the positioning structure.

2. The novel self-closing angle valve according to claim 1, wherein the outer end of the positioning ring (8) is of an elliptical structure.

3. The novel self-closing angle valve according to claim 1, wherein the filter screen cover (4) is provided with a plurality of filter holes.