CN212080289U

CN212080289U - Check valve convenient to install and used for pipeline

Info

Publication number: CN212080289U
Application number: CN202020251420.8U
Authority: CN
Inventors: 郭风海
Original assignee: Jiangsu Xinji Anticorrosive Pipe Valve Co ltd
Current assignee: Jiangsu Xinji Anticorrosive Pipe Valve Co ltd
Priority date: 2020-03-04
Filing date: 2020-03-04
Publication date: 2020-12-04
Anticipated expiration: 2030-03-04

Abstract

The utility model discloses a check valve for pipelines, which is convenient to install, and belongs to the field of check valves, the check valve for pipelines comprises a valve body, wherein one side outer surface of the valve body is fixedly connected with a water inlet pipe, the other side outer surface of the valve body is fixedly connected with a water outlet pipe, the upper end outer surface of the valve body is movably connected with a cover body, one side outer surface of the water inlet pipe is movably connected with a first flange, one side outer surface of the first flange, which is close to the water inlet pipe, is movably connected with a second flange, one side outer surface of the second flange is fixedly connected with a limiting block, a position, which is close to the limiting block, of one side outer surface of the first flange is provided with a ring groove, the limiting block is movably connected inside the ring groove, a telescopic rod is fixedly, the valve body is stable in use, convenient to install by a user and practical.

Description

Check valve convenient to install and used for pipeline

Technical Field

The utility model relates to a check valve field, more specifically say, relate to a check valve for pipeline easy to assemble.

Background

The check valve is a valve whose opening and closing part is a circular valve clack and acts by its own weight and medium pressure to block the medium from flowing backwards, and belongs to the automatic valve class, also called check valve, one-way valve, backflow valve or isolating valve.

In current check valve, when installing the check valve, the installation operation that can not person of facilitating the use, the stability of assurance check valve that can not be better in the in-process that the check valve used, it is practical inadequately.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a check valve for pipeline easy to assemble, the stability of assurance spring that it can be better makes the use of valve body comparatively stable, and also convenient to use person is comparatively practical to the installation of valve body.

2. Technical scheme

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

The utility model provides a check valve for pipeline easy to assemble, includes the valve body, one side surface fixedly connected with inlet tube of valve body, and the opposite side surface fixedly connected with outlet pipe of valve body, the upper end surface swing joint of valve body has the lid, one side surface swing joint of inlet tube has first flange, and one side surface swing joint that first flange is close to the inlet tube has the second flange, one side surface fixedly connected with stopper of second flange, the position that one side surface of first flange is close to the stopper has seted up the ring channel, and stopper swing joint is in the inside of ring channel, the lower extreme surface of lid is close to middle position fixedly connected with telescopic link, and the surface swing joint of telescopic link has the spring, the lower extreme surface of lid is close to the fixed section of thick bamboo of position fixedly connected with of spring.

Furthermore, the outer surface of the lower end of the fixed cylinder is fixedly connected with a sliding rod, and the inside of the fixed cylinder is movably connected with a support column.

Furthermore, the outer surface of the support column is fixedly connected with a fixing block, and the sliding rod is movably connected inside the fixing block.

Furthermore, the outer surface of the lower end of the support column is fixedly connected with a baffle plate, and the baffle plate is in contact with the inner wall of the valve body.

Furthermore, screw holes are formed in the first flange and the second flange.

Further, the spring is always in a compressed state.

Furthermore, the limiting block is in clearance fit with the annular groove.

3. Advantageous effects

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

the first flange is sleeved on the external hose, the edge position of the external hose is pressed on the limiting block, the limiting block is in a ring shape, the first flange slides to a position where the first flange is attached to the second flange on the external hose, the limiting block can be clamped into the annular groove, the external hose can be clamped between the limiting block and the annular groove, then the first flange and the second flange can be connected by penetrating the screw hole through the screw rod, the edge position of the external hose can be fixed between the first flange and the second flange, the installation operation of a user is facilitated, the baffle can be pushed open when the water pressure of the water inlet pipe reaches a certain value, the prop can move upwards, meanwhile, the fixing block can move upwards and downwards through the sliding rod, the sliding connection is formed between the fixing block and the sliding rod, the friction is small, the stability of the prop moving upwards and downwards can be better guaranteed, and the working process of the valve body is, the upper portion of support post can remove in the inside of fixed cylinder, and the spring is in compression state all the time, and the telescopic link is the structure of big cone cover little cone, and its upper and lower both ends respectively with lid and support post fixed connection, the stability of assurance spring that can be better, the use of valve body is comparatively stable.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a view showing the combination of the cover and the water outlet pipe of the present invention;

FIG. 3 is a view showing the combination of the fixing block and the slide rod of the present invention;

fig. 4 is a combined view of the ring groove and the limiting block of the present invention.

The reference numbers in the figures illustrate:

1. a valve body; 2. a water inlet pipe; 3. a first flange; 4. a cover body; 5. a water outlet pipe; 6. a fixed cylinder; 7. a spring; 8. a fixed block; 9. a slide bar; 10. supporting columns; 11. a telescopic rod; 12. an annular groove; 13. a limiting block; 14. a second flange; 15. and a screw hole.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1 to 4, an easy-to-install check valve for a pipeline, as shown in fig. 1, includes a valve body 1, a water inlet pipe 2 is fixedly connected to an outer surface of one side of the valve body 1, a water outlet pipe 5 is fixedly connected to an outer surface of the other side of the valve body 1, a cover body 4 is movably connected to an outer surface of an upper end of the valve body 1, a telescopic rod 11 is fixedly connected to a position of the outer surface of a lower end of the cover body 4 close to the middle, a spring 7 is movably connected to an outer surface of the telescopic rod 11, a fixing cylinder 6 is fixedly connected to a position of the outer surface of the lower end of the cover body 4 close to the spring 7, a user can connect the valve body 1 with the water outlet pipe 5 and an external pipe body through the water inlet pipe 2, separate a first flange 3 from a.

As shown in fig. 2 and 3, a slide rod 9 is fixedly connected to the outer surface of the lower end of the fixed cylinder 6, a support column 10 is movably connected to the inside of the fixed cylinder 6, a fixed block 8 is fixedly connected to the outer surface of the support column 10, the slide rod 9 is movably connected to the inside of the fixed block 8, a baffle is fixedly connected to the outer surface of the lower end of the support column 10, the baffle contacts with the inner wall of the valve body 1, screw holes 15 are formed in the first flange 3 and the second flange 14, the spring 7 is always in a compressed state, the limit block 13 is in a circular ring shape, the first flange 3 is slid onto a position where the outer hose is attached to the second flange 14, the limit block 13 can be clamped into the annular groove 12, the outer hose can be clamped between the limit block 13 and the annular groove 12, and then the first flange 3 can be connected to the second flange 14 by passing through the screw, the edge position of the outer hose can also be fixed between the first flange 3 and the second flange 14, facilitating the installation operation for the user.

As shown in fig. 4, the limiting block 13 is in clearance fit with the annular groove 12, the first flange 3 is movably connected to the outer surface of one side of the water inlet pipe 2, the second flange 14 is movably connected to the outer surface of one side of the first flange 3 close to the water inlet pipe 2, the limiting block 13 is fixedly connected to the outer surface of one side of the second flange 14, the annular groove 12 is formed in the position of the outer surface of one side of the first flange 3 close to the limiting block 13, the limiting block 13 is movably connected to the inside of the annular groove 12, the baffle can be pushed open when the water pressure of the water inlet pipe 2 reaches a certain value, the abutment 10 can move upwards, meanwhile, the fixing block 8 can move up and down through the sliding rod 9, the sliding connection is adopted, the friction is small, the stability of the up and down movement of the abutment 10 can be better ensured, the working process of the valve body 1 is more, spring 7 is in compression state all the time, and telescopic link 11 is the structure of the little awl section of thick bamboo of big awl section of thick bamboo cover, and its upper and lower both ends respectively with lid 4 and support post 10 fixed connection, the stability of assurance spring 7 that can be better, the use of valve body 1 is comparatively stable.

The working principle is as follows: firstly, a user can connect the valve body 1 with the water outlet pipe 5 and the external pipe body through the water inlet pipe 2, the first flange 3 is separated from the second flange 14, the first flange 3 is sleeved on the external hose, the edge position of the external hose is pressed on the limiting block 13, the limiting block 13 is in a circular ring shape, then the first flange 3 is slid to the position jointed with the second flange 14 on the external hose, the limiting block 13 can be clamped into the annular groove 12, the external hose can be clamped between the limiting block 13 and the annular groove 12, then the first flange 3 can be connected with the second flange 14 through the screw rod penetrating through the screw hole 15, the edge position of the external hose can be fixed between the first flange 3 and the second flange 14, the installation operation of the user is convenient, the baffle can be pushed open when the water pressure of the water inlet pipe 2 reaches a certain value, the support column 10 can move upwards, rivers pass through, simultaneously, fixed block 8 can reciprocate through slide bar 9, be sliding connection between it, the friction is less, the stability that can better assurance prop 10 and reciprocate, make more stable of valve body 1 working process, the upper portion of propping post 10 can remove in the inside of fixed section of thick bamboo 6, spring 7 is in compression state all the time, telescopic link 11 is the structure of the little cone of big cone cover, and its upper and lower both ends respectively with lid 4 and prop 10 fixed connection, the stability of assurance spring 7 that can be better, the elastic coefficient of spring 7 is 1.0N/cm, the use of valve body 1 is comparatively stable.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a check valve for pipeline easy to assemble, includes valve body (1), its characterized in that: the water inlet valve is characterized in that a water inlet pipe (2) is fixedly connected to the outer surface of one side of the valve body (1), a water outlet pipe (5) is fixedly connected to the outer surface of the other side of the valve body (1), a cover body (4) is movably connected to the outer surface of the upper end of the valve body (1), a first flange (3) is movably connected to the outer surface of one side of the water inlet pipe (2), a second flange (14) is movably connected to the outer surface of one side of the first flange (3) close to the water inlet pipe (2), a limiting block (13) is fixedly connected to the outer surface of one side of the second flange (14), a ring groove (12) is formed in the position, close to the limiting block (13), of the outer surface of one side of the first flange (3), the ring groove (12) is movably connected to the inside of the ring groove (12), a telescopic, the outer surface of the lower end of the cover body (4) is fixedly connected with a fixed cylinder (6) at a position close to the spring (7).

2. An easy-to-install check valve for piping according to claim 1, wherein: the outer surface of the lower end of the fixed cylinder (6) is fixedly connected with a sliding rod (9), and the inside of the fixed cylinder (6) is movably connected with a supporting column (10).

3. An easy-to-install check valve for piping according to claim 2, wherein: the outer surface of the support column (10) is fixedly connected with a fixing block (8), and the sliding rod (9) is movably connected inside the fixing block (8).

4. An easy-to-install check valve for piping according to claim 2, wherein: the outer surface of the lower end of the support column (10) is fixedly connected with a baffle, and the baffle is in contact with the inner wall of the valve body (1).

5. An easy-to-install check valve for piping according to claim 1, wherein: screw holes (15) are formed in the first flange (3) and the second flange (14).

6. An easy-to-install check valve for piping according to claim 1, wherein: the spring (7) is always in a compressed state.

7. An easy-to-install check valve for piping according to claim 1, wherein: the limiting block (13) is in clearance fit with the annular groove (12).