CN216479116U - Diaphragm non-return integrated valve - Google Patents

Abstract

The utility model discloses a diaphragm non-return integrated valve which comprises a fluid pipeline, wherein a fluid channel is arranged in the fluid pipeline, an installation seat is arranged on the fluid pipeline, a through hole is formed in the installation seat and communicated with the fluid channel, a rubber diaphragm is arranged on the installation seat and can penetrate through the through hole to be used for closing or opening the fluid channel, a valve body is further arranged in the fluid channel, a plurality of non-return devices which are arranged up and down are arranged in the valve body, and the rubber diaphragm and the non-return devices are sequentially arranged along the flowing direction of fluid. Through the setting gradually of rubber diaphragm and non return ware, can effectually prevent to drip and leak, prevent the adverse current drunkenness of water, guarantee the measurement accuracy of water gauge to only need install the integrative valve of this diaphragm non return and just can solve above-mentioned two problems, replace current check valve and diaphragm valve, can practice thrift installation cost, improve the installation effectiveness.

Description

Diaphragm non-return integrated valve

Technical Field

The utility model relates to the technical field of fluid conveying and control, in particular to a diaphragm non-return integrated valve.

Background

Ordinary water gauge in use on the market at present generally can not effectively support the adverse current drunkenness of water-resistant to lead to the measurement accuracy of water gauge to descend, often can solve this problem at the rear end of water gauge dress check valve. And most of valves connected with the water meter are ordinary gate valves, so that the gate valves cannot effectively play a role in preventing dripping and leaking, and the diaphragm valves are adopted to control the on-off of the water flow pipelines, so that the dripping and leaking can be effectively prevented. Based on this, the inventor wants to develop an integrated valve that integrates diaphragm valve and check valve and solves the problem that the dribbling, reverse flow drunkenness lead to at one stroke.

Disclosure of Invention

In order to solve the defects of the prior art, the utility model aims to provide a diaphragm non-return integrated valve.

In order to achieve the purpose, the diaphragm non-return integrated valve comprises a fluid pipeline, a fluid channel is arranged in the fluid pipeline, an installation seat is arranged on the fluid pipeline, a through hole is formed in the installation seat and communicated with the fluid channel, a rubber diaphragm is arranged on the installation seat and can penetrate through the through hole to be used for closing or opening the fluid channel, a valve body is further arranged in the fluid channel, a plurality of non-return devices are arranged in the valve body in an up-and-down mode, and the rubber diaphragm and the non-return devices are sequentially arranged along the flowing direction of fluid.

Furthermore, the fluid channel comprises a first section, a second section, a third section and a fourth section which are sequentially communicated, the first section and the fourth section are transversely arranged, the third section is vertically arranged, the second section is obliquely arranged, the joint of the second section and the third section is positioned above the joint of the second section and the first section, the mounting seat is arranged on the first section, the valve body is arranged in the third section, and the valve body is positioned below the joint of the second section and the third section.

Further, the valve body upper end is equipped with the seal receptacle, the seal receptacle is connected with first hand wheel, first hand wheel rotates and drives the seal receptacle is close to or keeps away from the valve body, the seal receptacle is used for sealing or opens the valve body.

Furthermore, a filter cover is sleeved on the valve body, and the joint of the second section and the third section is positioned on the periphery of the filter cover.

Further, the valve body is fixedly connected with the third section of threads.

Further, the rubber diaphragm is abutted against a valve rod, the valve rod is connected with a second hand wheel, and the second hand wheel rotates to drive the valve rod to be close to or far away from the fluid channel, so that the rubber diaphragm penetrates through the through hole to close or open the fluid channel.

Compared with the prior art, the utility model has the beneficial effects that: through setting gradually of rubber diaphragm and backstop, can effectually prevent to drip and leak, prevent the play against the current of water, guarantee the measurement accuracy of water gauge to only need install the integrative valve of this diaphragm non return and just can solve above-mentioned two problems, replace current check valve and diaphragm valve, can practice thrift installation cost, improve the installation effectiveness.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a sectional view of fig. 1.

Fig. 3 is an exploded view of fig. 1.

Fig. 4 is a schematic view of the structure of the fluid conduit of the present invention.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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," "connected," and "connected" are to be construed broadly, e.g., as meaning variably 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in fig. 1-4, an integrative valve of diaphragm non return, includes fluid pipeline 1, be equipped with fluid passage 2 in the fluid pipeline 1, be equipped with mount pad 3 on the fluid pipeline 1, be equipped with through-hole 4 on the mount pad 3, through-hole 4 with fluid passage 2 is linked together, be equipped with rubber diaphragm 5 on the mount pad 3, rubber diaphragm 5 can pass through-hole 4 is used for sealing or opening fluid passage 2, still be equipped with valve body 6 in the fluid passage 2, be equipped with a plurality of non return wares 7 that set up from top to bottom in the valve body 6, rubber diaphragm 5 with non return wares 7 set gradually along the direction that the fluid flows.

Through the rubber diaphragm with setting gradually of non return ware, can effectually prevent to drip and leak water, prevent the adverse current drunkenness of water, improve the measurement accuracy of water gauge to only need install one above-mentioned two technical problem just can be solved to the integrative valve of diaphragm non return, replace current check valve and diaphragm valve, can practice thrift installation cost, improve the installation effectiveness.

The valve body 6 is internally provided with a plurality of backstops 7 which are arranged up and down, so that the effect of preventing water from flowing back is better.

In this embodiment, the fluid channel 2 includes a first section 8, a second section 9, a third section 10 and a fourth section 11 which are sequentially communicated, the first section 8 and the fourth section 11 are transversely arranged, the first section 8 is used for water inlet, the fourth section 11 is used for water outlet, the third section 10 is vertically arranged, the second section 9 is obliquely arranged, a joint of the second section 9 and the third section 10 is located above a joint of the second section 9 and the first section 8, so that the prevention of the reverse flow and the movement of water can be further improved, the mounting seat 3 is arranged on the first section 8, the valve body 6 is arranged in the third section 10, and the valve body 6 is located below a joint of the second section 9 and the third section 10.

The upper end of the valve body 6 is provided with a sealing seat 12, the sealing seat 12 is connected with a first hand wheel 13, the first hand wheel 13 rotates to drive the sealing seat 12 to be close to or far away from the valve body 6, and the sealing seat 12 is used for sealing or opening the valve body 6.

The valve body 6 is sleeved with a filter cover 14, and the joint of the second section 9 and the third section 10 is positioned on the periphery of the filter cover 14. The filter cover 14 can filter the water flow, and the service life of the backstop 7 is ensured.

In this embodiment, the valve body 6 is fixedly connected to the peripheral wall of the third section 10 by a screw thread.

In this embodiment, the rubber diaphragm 5 is connected to the mounting seat 3 through a screw 18, the rubber diaphragm 5 abuts against the abutting seat 15, the abutting seat 15 is fixedly connected to the valve rod 16, the valve rod 16 is connected to the second wheel 17, and the second wheel 17 rotates to drive the valve rod 16 to approach or separate from the fluid channel 2, so that the rubber diaphragm 5 passes through the through hole 4 to close or open the fluid channel 2.

The rubber diaphragm 5, the sealing seat 12 and the check valve 7 are the same as those of the prior art and are not described in detail herein.

The water flow enters the first section 8, the second hand wheel 17 is rotated, the second hand wheel 17 drives the valve rod 16 and the abutting seat 15 to be far away from the fluid channel 2, the rubber diaphragm 5 recovers to an initial state under the action of no abutting force and penetrates out of the through hole 4 to open the fluid channel 2, the water flow enters the third section 10 along the second section 9, the first hand wheel 13 rotates to drive the sealing seat 12 to open the valve body 6, the water flow flows to the fourth section 11 along the plurality of vertically arranged backstops 7 and flows out of the fourth section 11, when the diaphragm non-return integrated valve is closed, the first hand wheel 13 and the second hand wheel 17 only need to be rotated reversely, a sealing cover of the sealing seat 12 is arranged on the valve body 6, and the rubber diaphragm 5 penetrates through the through hole 4 to close the fluid channel 2.

The present invention is illustrated by way of example and not by way of limitation. It will be apparent to those skilled in the art that other variations and modifications may be made in the foregoing disclosure without departing from the spirit or essential characteristics of all embodiments, and that all changes and modifications apparent from the above teachings are within the scope of the utility model.

Claims (6)

1. The utility model provides an integrative valve of diaphragm non return, its characterized in that, includes the fluid pipeline, be equipped with fluid passage in the fluid pipeline, be equipped with the mount pad on the fluid pipeline, be equipped with the through-hole on the mount pad, the through-hole with fluid passage is linked together, be equipped with the rubber diaphragm on the mount pad, the rubber diaphragm can pass the through-hole is used for sealing or opening fluid passage, still be equipped with the valve body in the fluid passage, be equipped with the non return ware that a plurality of upper and lower settings in the valve body, the rubber diaphragm with the non return ware sets gradually along the direction that the fluid flows.

2. The diaphragm check integrated valve according to claim 1, wherein the fluid passage comprises a first section, a second section, a third section and a fourth section which are sequentially communicated, the first section and the fourth section are transversely arranged, the third section is vertically arranged, the second section is obliquely arranged, the joint of the second section and the third section is positioned above the joint of the second section and the first section, the mounting seat is arranged on the first section, the valve body is arranged in the third section, and the valve body is positioned below the joint of the second section and the third section.

3. The membrane check integrated valve according to claim 2, wherein the valve body is provided at an upper end thereof with a sealing seat, the sealing seat is connected with a first hand wheel, the first hand wheel rotates to drive the sealing seat to approach or move away from the valve body, and the sealing seat is used for sealing or opening the valve body.

4. The diaphragm check integrated valve as claimed in claim 3, wherein a filter cover is sleeved on the valve body, and the joint of the second section and the third section is located at the periphery of the filter cover.

5. The diaphragm check integrated valve of claim 3, wherein the valve body is fixedly connected with the third section through threads.

6. The integrated diaphragm check valve as recited in claim 2, wherein said rubber diaphragm abuts a valve stem, said valve stem being connected to a second wheel, said second wheel rotating to move said valve stem toward or away from said fluid passageway, such that said rubber diaphragm closes or opens said fluid passageway through said through hole.

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