CN210196561U

CN210196561U - Panel-type installation check valve

Info

Publication number: CN210196561U
Application number: CN201921185361.2U
Authority: CN
Inventors: Jiazhou Yang; 杨佳洲
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-03-27
Anticipated expiration: 2029-07-26

Abstract

The utility model discloses a panel type installation type check valve, which relates to the technical field of valve bodies and mainly aims to solve the problem that the prior check valve can not be directly connected for the fluid with the outlets on one surface; this check valve, including valve body, valve gap and valve rod, inside the valve body was transversely arranged in to the valve rod, the valve gap is close to and is provided with guide pin bushing and valve gap one end on the terminal surface of valve body and arranges inside the guide pin bushing in, inlet and liquid outlet have been seted up on the valve body lateral wall, inlet and liquid outlet port orientation are the same, the valve rod stretches into the inside tip of valve body and extends to inlet and non-return flow chamber intercommunication department. The check valve is convenient for the installation of the valve block and is beneficial to the integrated installation and the overall heat preservation of a thermal engineering system because the valve cover is positioned on the side surface of the valve body, only holes are needed to be formed in the fluid of a hidden line, the one-way flow of the fluid can be realized after the check valve is connected, the check valve is convenient to install and attractive in appearance, the conical surface is adopted for sealing, and the non-return flow effect is obvious.

Description

Panel-type installation check valve

Technical Field

The utility model relates to a valve body technical field specifically is a panel mount installation type check valve.

Background

The check valve is a valve whose opening and closing member is a circular valve flap and acts by self weight and medium pressure to block medium backflow, belonging to the automatic valve class, also called check valve, one-way valve, backflow valve or isolating valve, the valve flap motion mode is divided into lift type and swing type, the lift type check valve is similar to the structure of the stop valve, only lacks a valve rod for driving the valve flap, the medium flows in from the inlet end (lower side) and flows out from the outlet end (upper side), when the inlet pressure is greater than the sum of the weight of the valve flap and the flow resistance thereof, the valve is opened, otherwise, the valve is closed when the medium flows backwards, the swing type check valve has a valve flap which is obliquely arranged and can rotate around a shaft, the working principle is similar to that of the lift type check valve, the check valve is used as a bottom valve of a common water pumping device, the backflow of water can be blocked, the.

At present, check valves on the market are in a pipeline connection form, the pipeline is difficult to preserve heat, the pipeline has poor appearance quality and occupies much space, the installation of a valve block cannot be met, and a thermal system is inconvenient to integrate; for the fluid with outlets on one surface, the fluid can not be directly connected by using the existing check valve, and the valve core adopts a plane sealing form, so that the sealing effect is poor; the sealing surface is easy to accumulate objects, and the sealing effect is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a panel mount installation type check valve to solve all the fluid on one face and can't use present check valve lug connection's problem to the export.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a panel mount installation type check valve, includes valve body, valve gap and valve rod, inside the valve body was transversely arranged in to the valve rod, the valve gap was installed in valve rod one end and with valve body fastening connection, the valve gap is close to and is provided with guide pin bushing and valve gap one end on the terminal surface of valve body and arranges inside the guide pin bushing in, inlet and liquid outlet have been seted up on the valve body lateral wall, form the stagnant water flow chamber between inlet, liquid outlet and the valve gap, inlet and liquid outlet port orientation are the same, the valve rod stretches into the inside tip of valve body and extends to inlet and stagnant water flow chamber intercommunication department, and the valve rod tip is provided with the check valve core, and the check.

On the basis of the technical scheme, the utility model discloses still provide following optional technical scheme:

in one alternative: the valve body lateral wall edge at inlet and liquid outlet place is provided with flange and flange four corners department has all seted up the mounting hole.

In one alternative: and a check spring is arranged between the check valve core and the valve cover.

In one alternative: the sealing ring is fastened through a pressing sleeve and a nut which are arranged at the end part of the valve rod.

In one alternative: and a rectangular ring is arranged between the valve cover and the end wall of the valve body.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the check valve is convenient for the installation of the valve block and is beneficial to the integrated installation and the overall heat preservation of a thermal engineering system because the valve cover is positioned on the side surface of the valve body, only holes are needed to be formed in the fluid of a hidden line, the one-way flow of the fluid can be realized after the check valve is connected, the check valve is convenient to install and attractive in appearance, the conical surface is adopted for sealing, and the non-return flow effect is obvious.

Drawings

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

Fig. 2 is a schematic structural diagram of the present invention viewed from above.

Notations for reference numerals: the check valve comprises a valve body 1, a valve cover 2, a rectangular ring 3, a valve rod 4, a sealing ring 5, a pressing sleeve 6, a nut 7, a check spring 8, a guide sleeve 9, a connecting flange 10, a liquid inlet 11, a liquid outlet 12 and a check valve core 13.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the drawings or description, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practical applications. The embodiments of the present invention are provided only for illustration, and not for limiting the scope of the present invention. Any obvious and obvious modifications or alterations to the present invention can be made without departing from the spirit and scope of the present invention.

Example 1

Please refer to fig. 1 and 2, in the embodiment of the present invention, a panel type installation type check valve, including valve body 1, valve gap 2 and valve rod 4, inside valve body 1 was transversely arranged in to valve rod 4, valve gap 2 installed in valve rod 4 one end and with valve body 1 fastening connection, inside guide pin bushing 9 was arranged in to valve gap 2 one end that is provided with guide pin bushing 9 and valve gap 2 one end on being close to valve body 1's the terminal surface, inlet 11 and liquid outlet 12 have been seted up on valve body 1 lateral wall, form the check flow cavity between inlet 11, liquid outlet 12 and the valve gap 2, inlet 11 and liquid outlet 12 port orientation are the same, valve rod 4 stretches into the tip of valve body 1 inside and extends to inlet 11 and check flow cavity intercommunication department, and valve rod 4 tip is provided with check valve core 13, and check valve core 13 is the conical surface structure and just is provided with sealing washer 5 on the liquid outlet 12 face, and the valve body 1 lateral wall edge at inlet 11 The valve cover 2 is positioned on the side surface of the valve body 1, so that the valve block is convenient to mount, the integrated mounting and the integral heat preservation of a thermal engineering system are facilitated, and the unidirectional flow of fluid can be realized only by opening a hole on the surface of the fluid with a hidden line and connecting a check valve, so that the valve is convenient to mount and attractive in appearance, and the check valve is sealed by a conical surface, so that the check flow effect is obvious;

be provided with non return spring 8 between non return case 13 and the valve gap 2, non return spring 8's setting can make sealing washer 5 paste tight inlet 11 and non return chamber intercommunication department and guarantee the separation effect to the backward flow, and sealing washer 5 is through setting up the pressure cover 6 and the nut 7 fastening at valve rod 4 tip.

Example 2

The embodiment of the utility model provides a difference with embodiment 1 lies in: and a rectangular ring 3 is arranged between the valve cover 2 and the end wall of the valve body 1 to ensure the sealing property between the valve cover 2 and the valve body 1.

The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims

1. The panel type installation type check valve comprises a valve body (1), a valve cover (2) and a valve rod (4), wherein the valve rod (4) is transversely arranged in the valve body (1), the valve cover (2) is arranged at one end of the valve rod (4) and is fixedly connected with the valve body (1), the panel type installation type check valve is characterized in that a guide sleeve (9) is arranged on the end surface of the valve cover (2) close to the valve body (1), one end of the valve cover (2) is arranged in the guide sleeve (9), a liquid inlet (11) and a liquid outlet (12) are arranged on the side wall of the valve body (1), a backflow stopping cavity is formed between the liquid inlet (11), the liquid outlet (12) and the valve cover (2), the end faces of the liquid inlet (11) and the liquid outlet (12) are the same, the end part of the valve rod (4) stretching into the interior of the valve body (1) extends to the communicated position of the, the non-return valve core (13) is of a conical surface structure and is provided with a sealing ring (5) on the surface facing the liquid outlet (12).

2. The panel-type installation check valve of claim 1, wherein the edge of the side wall of the valve body (1) where the liquid inlet (11) and the liquid outlet (12) are located is provided with a connecting flange (10), and mounting holes are formed in four corners of the connecting flange (10).

3. The panel-mount check valve according to claim 1, wherein a check spring (8) is provided between the check spool (13) and the valve cover (2).

4. The panel-mounted check valve according to claim 1, wherein the packing (5) is fastened by a pressing sleeve (6) and a nut (7) provided at an end of the valve stem (4).

5. The panel-mounted non-return valve according to any one of claims 1 to 4, wherein a rectangular ring (3) is provided between the valve cover (2) and the end wall of the valve body (1).