CN218818169U

CN218818169U - Low-noise and weak-impact stop valve

Info

Publication number: CN218818169U
Application number: CN202221975192.4U
Authority: CN
Inventors: 游庆林; 许学彬; 丁明德; 胡莉; 李正明
Original assignee: Hubei Emei Plastic Products Co ltd
Current assignee: Hubei Emei Plastic Products Co ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2023-04-07
Anticipated expiration: 2032-07-25

Abstract

The utility model provides a stop valve of low noise weak impact relates to stop valve technical field, including the intermediate junction pipe, the both ends of intermediate junction pipe all are provided with the installation lantern ring, the one end that the intermediate junction pipe was kept away from to the installation lantern ring is connected with the flexible pipe of liquid, the one end that the intermediate junction pipe was kept away from to the flexible pipe of liquid is connected with the liquid conduction pipe, the top surface of liquid conduction pipe is provided with the gas conduction pipe, adopts the connecting thread pipe can control distance between intermediate junction pipe and the liquid conduction pipe to can carry on spacingly to connecting the outer tube through the positioning connection spare, can make the connection between intermediate junction pipe and the liquid conduction pipe more stable, reduce and rock and not hard up the situation, be provided with connecting spring in the outside of gas conduction pipe, when the gas impact force that gas switched on under the inside initial state is great, can reduce the phenomenon that the gas that the flexible pipe appears rocking because of gas impact leads to through the spring reduction, reduce the noise that gas impact caused simultaneously.

Description

Low-noise and weak-impact stop valve

Technical Field

The utility model relates to a stop valve technical field especially relates to a low noise weak impact's stop valve.

Background

The stop valve, also called stop valve, is one of the most widely used valves, and it is popular because of the small friction between the sealing surfaces in the opening and closing process, relatively durable, small opening height, easy manufacture, convenient maintenance, not only suitable for medium and low pressure, but also suitable for high pressure. The closing principle of the stop valve is that the sealing surface of the valve clack is tightly attached to the sealing surface of the valve seat by means of the pressure of the valve rod, and the medium is prevented from flowing.

According to CN210661385U, a low noise gas-liquid stop valve relates to stop valve technical field. The utility model comprises a valve body and a valve cover; the upper side of the valve body is provided with a valve barrel which is forged into a whole with the valve body, a valve rod which is integrated with the valve clack is also arranged in the valve body, the valve rod is connected with an internal thread of the valve cover through an external thread of the valve rod, the outer side of the valve cover is tightly connected with the valve barrel through a locking nut, the outer end of the valve rod is provided with a hand wheel, and the center of an inner cavity of the valve body is provided with an integrally formed first liquid chamber; a liquid inlet flow channel communicated with the first liquid chamber is formed at the liquid inlet end of the valve body; the liquid outlet end of the valve body is provided with a liquid outlet flow passage communicated with the first liquid chamber, and the upper surface of the valve body is provided with a first flow passage communicated with the liquid inlet flow passage. The utility model discloses a second siphunculus of design on original valve body increases the speed that the gas-liquid mixture phase passes through the stop valve, reduces the noise of gas-liquid mixture phase when the valve body simultaneously, has solved the problem that current stop valve gas-liquid mixture phase is low through the big efficiency of noise.

Above-mentioned low noise gas-liquid stop valve and gas-liquid stop valve on the market do not possess buffering and fixing device when using, switch on and receive great when assaulting after the stop valve is used for a long time, and the phenomenon of rocking can appear in the stop valve junction, and not hard up situation can appear in the valve rod simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a low-noise and weak-impact stop valve.

In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides a stop valve of low noise weak impact, includes middle connecting pipe, the both ends of middle connecting pipe all are provided with the installation lantern ring, the one end that middle connecting pipe was kept away from to the installation lantern ring is connected with the flexible pipe of liquid, the one end that middle connecting pipe was kept away from to the flexible pipe of liquid is connected with liquid conduction pipe, the top surface of liquid conduction pipe is provided with gas conduction pipe, be connected with gaseous flexible pipe between the gas conduction pipe, the outside of gaseous flexible pipe is provided with connecting spring, the outside of liquid conduction pipe is connected with the connecting thread pipe, the outside department placed in the middle of connecting thread pipe is connected with the connection outer tube, the both sides of connecting the outer tube are connected with the location connecting piece, the installation lantern ring is connected with the shutoff pole with the inboard of the flexible pipe of liquid.

Preferably, one side of the outer wall of the gas conduction pipe, which is close to the gas expansion pipe, is connected with a mounting ring, and the mounting ring is connected with two ends of the connecting spring.

Preferably, the inner side of the mounting lantern ring is connected with a connecting block, and the connecting block is connected with the plugging rod.

Preferably, the inner diameter of the liquid conducting pipe is matched with the outer diameter of the plugging rod.

Preferably, the outer side wall of the connecting threaded pipe is provided with threads, and the inner side of the connecting outer sleeve is provided with threads matched with the connecting threaded pipe.

Preferably, the connecting threaded pipe is in threaded connection with the connecting outer sleeve, and the connecting threaded pipe is in threaded connection with the positioning connecting piece.

Preferably, one side of the liquid conduction pipe, which is far away from the liquid telescopic pipe, is connected with an end connecting ring, and the liquid conduction pipe is in threaded connection with the end connecting ring.

Advantageous effects

The utility model discloses in, be connected with the connecting thread pipe in the outside of liquid conduction pipe, and the outside department placed in the middle of the connecting thread pipe is connected with the connection outer tube to be connected with the location connecting piece in the both sides of connecting the outer tube, can control distance between middle connecting pipe and the liquid conduction pipe through the connecting thread pipe, and can carry on spacingly to connecting the outer tube through the location connecting piece, can make the connection between middle connecting pipe and the liquid conduction pipe more stable, reduce and rock and not hard up situation.

The utility model discloses in, be provided with connecting spring in the outside of gas conduction pipe, when the gas impact force that the inside initial condition of gas conduction pipe got into down was great, can reduce the phenomenon that the flexible pipe of gas that leads to because of the gas shock appears rocking through the spring, reduces the noise that the gas shock caused simultaneously.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

FIG. 2 is a schematic view of the inner side structure of the connecting outer sleeve according to the present invention;

FIG. 3 is a schematic view of the inner side structure of the connecting threaded pipe of the present invention;

fig. 4 is a schematic view of the internal structure of the liquid telescopic tube of the present invention.

Illustration of the drawings:

1. an end connecting ring; 2. a middle connecting pipe; 3. a liquid extension tube; 4. a liquid conducting pipe; 5. a gas conducting pipe; 6. connecting a threaded pipe; 7. connecting the outer sleeve; 8. positioning the connecting piece; 9. a mounting ring; 10. a gas extension tube; 11. a connecting spring; 12. mounting a lantern ring; 13. connecting blocks; 14. a plugging rod.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

The specific embodiment is as follows:

referring to fig. 1-4, a low-noise and low-impact stop valve comprises an intermediate connecting pipe 2, wherein both ends of the intermediate connecting pipe 2 are provided with mounting lantern rings 12, one end of each mounting lantern ring 12, which is far away from the intermediate connecting pipe 2, is connected with a liquid telescopic pipe 3, one end of each liquid telescopic pipe 3, which is far away from the intermediate connecting pipe 2, is connected with a liquid conduction pipe 4, the top surface of each liquid conduction pipe 4 is provided with a gas conduction pipe 5, the liquid conduction pipes 4 and the gas conduction pipes 5 are mutually conducted, the gas telescopic pipes 10 are connected between the gas conduction pipes 5, the outer sides of the gas telescopic pipes 10 are provided with connecting springs 11, the outer sides of the liquid conduction pipes 4 are connected with connecting threaded pipes 6, the middle parts of the outer sides of the connecting threaded pipes 6 are connected with connecting outer sleeves 7, both sides of the connecting outer sleeves 7 are connected with positioning connecting pieces 8, both sides of the connecting outer sleeves 7 can be limited through the positioning pieces 8, the installation lantern ring 12 is connected with a plugging rod 14 with the inner side of the liquid extension tube 3, one side of the outer wall of the gas conduction tube 5, which is close to the gas extension tube 10, is connected with an installation ring 9, the installation ring 9 is connected with two ends of a connecting spring 11, the inner side of the installation lantern ring 12 is connected with a connecting block 13, the connecting block 13 is connected with the plugging rod 14, the inner side diameter of the liquid conduction tube 4 is matched with the outer side diameter of the plugging rod 14, the liquid conduction tube 4 and the gas conduction tube 5 can be plugged through the plugging rod 14, the outer side wall of the connecting threaded tube 6 is provided with threads, the inner side of the connecting outer sleeve 7 is provided with threads matched with the connecting threaded tube 6, the connecting threaded tube 6 is in threaded connection with the connecting outer sleeve 7, the connecting threaded connection between the connecting threaded tube 6 and the positioning connecting piece 8 is in threaded connection, the liquid conduction tubes 4 at two sides can be far away from or close to the middle connecting tube 2 through the outer sleeve 7 in rotary connection, and then can make the shutoff pole 14 can carry out shutoff and opening with liquid conduction pipe 4 and gas conduction pipe 5, and the liquid conduction pipe 4 is kept away from the flexible pipe 3 of liquid one side and is connected with tip go-between 1, and is threaded connection between liquid conduction pipe 4 and the tip go-between 1.

The utility model discloses a theory of operation: be threaded connection between connecting threaded pipe 6 and the connection outer tube 7, and be threaded connection between connecting threaded pipe 6 and the location connecting piece 8, can make the liquid conduction pipe 4 of both sides keep away from or be close to intermediate junction pipe 2 through swivelling joint outer tube 7, and then can make shutoff pole 14 can carry out the shutoff with gas conduction pipe 5 with liquid conduction pipe 4 and open, can fix a position connecting outer tube 7 through swivelling joint connecting piece 8 simultaneously, be connected with connecting threaded pipe 6 in the outside of liquid conduction pipe 4, and the outside department placed in the middle of connecting threaded pipe 6 is connected with connecting outer tube 7, and be connected with location connecting piece 8 in the both sides of connecting outer tube 7, can control intermediate junction pipe 2 and liquid conduction pipe 4 distance through connecting threaded pipe 6, and can carry out spacingly to connecting outer tube 7 through location connecting piece 8, can make the connection between intermediate junction pipe 2 and the liquid conduction pipe 4 more stable, reduce the situation of rocking and not hard up, be provided with connecting spring 11 in the outside of gas conduction pipe 5, when the impact force that can cause under the inside initial state of gas conduction pipe 5 is great, the phenomenon that leads to the gas reduction because of gas impact appears, reduce the noise that the emergence is strikeed simultaneously.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a low noise weak stop valve that strikes, includes intermediate junction pipe (2), its characterized in that: the both ends of middle connecting pipe (2) all are provided with the installation lantern ring (12), the one end that middle connecting pipe (2) were kept away from in the installation lantern ring (12) is connected with the flexible pipe of liquid (3), the one end that middle connecting pipe (2) were kept away from in the flexible pipe of liquid (3) is connected with liquid conduction pipe (4), the top surface of liquid conduction pipe (4) is provided with gas conduction pipe (5), be connected with gas conduction pipe (10) between gas conduction pipe (5), the outside of gas conduction pipe (10) is provided with connecting spring (11), the outside of liquid conduction pipe (4) is connected with connecting thread pipe (6), the outside department placed in the middle of connecting thread pipe (6) is connected with connection outer tube (7), the both sides of connecting outer tube (7) are connected with location connecting piece (8), the inboard of the installation lantern ring (12) and liquid conduction pipe (3) is connected with shutoff pole (14).

2. A low noise and low impact stop valve according to claim 1, wherein: one side of the outer wall of the gas conduction pipe (5) close to the gas expansion pipe (10) is connected with a mounting ring (9), and the mounting ring (9) is connected with two ends of a connecting spring (11).

3. A low noise and low impact stop valve according to claim 1, wherein: the inner side of the mounting lantern ring (12) is connected with a connecting block (13), and the connecting block (13) is connected with the plugging rod (14).

4. A low noise and low impact stop valve according to claim 1, wherein: the inner diameter of the liquid conducting pipe (4) is matched with the outer diameter of the plugging rod (14).

5. A low noise and low impact stop valve according to claim 1, wherein: the outer side wall of the connecting threaded pipe (6) is provided with threads, and the inner side of the connecting outer sleeve (7) is provided with threads matched with the connecting threaded pipe (6).

6. A low noise and low impact stop valve according to claim 1, wherein: the connecting threaded pipe (6) is in threaded connection with the connecting outer sleeve (7), and the connecting threaded pipe (6) is in threaded connection with the positioning connecting piece (8).

7. A low noise and low impact stop valve according to claim 1, wherein: one side of the liquid conduction pipe (4) far away from the liquid telescopic pipe (3) is connected with an end connecting ring (1), and the liquid conduction pipe (4) is in threaded connection with the end connecting ring (1).