CN215522086U

CN215522086U - Gate valve with bypass pipeline

Info

Publication number: CN215522086U
Application number: CN202023215812.8U
Authority: CN
Inventors: 李波
Original assignee: Jiangsu Oilway Machinery Co ltd
Current assignee: Jiangsu Oilway Machinery Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2022-01-14
Anticipated expiration: 2030-12-28

Abstract

The utility model relates to the technical field of gate valves and discloses a gate valve with a bypass pipeline, which comprises a base, wherein a valve body is fixedly arranged on the upper portion of the base, a valve cover is fixedly covered on the upper portion of the valve body, a support is fixedly arranged in the middle of the upper portion of the valve cover, an electric push rod is vertically and downwards fixedly arranged in the middle of the upper portion of the support, and a push rod of the electric push rod is movably inserted on the valve cover in a sealing mode. According to the utility model, when the electric push rod works and the push rod is lifted to drive the gate valve to open, the connecting rod is matched with the return-type frame plate through the sliding block to swing the supporting arm upwards in the lifting process of the push rod, the supporting arm of the bypass valve also swings angularly at the moment, so that the bypass valve is also opened, the pressure relief of the gate valve is ensured, and the operation mode does not need the problem of time and labor waste caused by the fact that an operator manually opens the bypass valve.

Description

Gate valve with bypass pipeline

Technical Field

The utility model relates to the technical field of gate valves, in particular to a gate valve with a bypass pipeline.

Background

The gate valve is a shutter, the movement direction of the shutter is vertical to the fluid direction, the gate valve can only be fully opened and fully closed, and can not be adjusted and throttled, the gate valve is sealed by the contact of a valve seat and the shutter, usually, a metal material is overlaid on a sealing surface to increase the wear resistance, such as stainless steel, and the like, the shutter is provided with a rigid shutter and an elastic shutter, the gate valve is divided into the rigid gate valve and the elastic gate valve according to the difference of the shutters, the bypass valve is arranged on a bypass pipe of a water inlet valve section, a valve for filling water to balance the water pressure in front of and behind the water inlet valve, such as a pressure reducing valve, a control valve and a steam trap valve, a bypass pipe is usually additionally arranged, and the valve arranged on the bypass pipe is called the bypass valve. The term bypass valve refers to a valve installed in a bypass line, but does not refer to the type and configuration of the valve. The bypass valve is also called a self-operated bypass pressure difference valve, and a self-operated self-pressure difference control valve is a product substituted by an electric pressure difference control valve.

The utility model discloses a gate valve with bypass through retrieval publication No. CN 210003849U, including valve body, valve gap, top cap, gear box, first gear, first face gear, valve rod, spacing axle, nut, loop bar, valve clack, first valve handle, dwang, carousel, second gear, second face gear, fixed plate, push rod, connecting pipe, bypass valve, sealed lid, second valve handle and dead lever. Although the gate valve with the bypass is simple in structure and convenient to operate, the inside of the valve body is relieved by the connecting pipe due to the opening of the sealing plug, so that the convenience in operation is improved, the problem that the gate valve is difficult to open is solved, the problem that fluid is easy to suddenly rush due to the sudden opening of the gate valve is also solved, and the problem that the valve body and a pipeline are damaged is solved; make the bypass valve also open through opening the gate valve in, be favorable to guaranteeing that the pressure differential of gate valve both sides is the same, improved the convenience of having operated, conveniently operate, be favorable to reducing the complicated degree of difficulty of operation.

However, the inventor finds that the technical scheme still has at least the following defects:

when needing to open the bypass pipe among this technical scheme, need operating personnel to carry out the problem that wastes time and energy that manual opening bypass valve brought.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a gate valve with a bypass pipeline, which solves the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a gate valve with a bypass pipeline comprises a base, wherein a valve body is fixedly mounted on the upper portion of the base, a valve cover is fixedly covered on the upper portion of the valve body, a support is fixedly mounted in the middle of the upper portion of the valve cover, an electric push rod is fixedly mounted vertically downwards in the middle of the upper portion of the support, a push rod of the electric push rod is movably inserted on the valve cover in a sealing mode, a connecting rod is fixedly connected vertically downwards on the front side wall of the push rod, and a sliding block is fixedly connected to the lower end portion of the connecting rod;

the valve body left and right sides wall intermediate position is fixed intercommunication respectively has inlet tube and outlet pipe, and the fixed intercommunication setting of general bypass pipe between inlet tube front side wall intermediate position and the valve body is located bypass pipe middle part fixed intercommunication has the bypass valve, and the handle level of bypass valve fixedly connected with support arm to the right side, support arm right-hand member portion fixedly connected with return type framed panel.

As a preferred embodiment of the present invention, the left and right portions of the base are both vertically provided with positioning holes.

In a preferred embodiment of the present invention, the valve cover and the valve body are fixedly screwed by a plurality of bolts.

As a preferred embodiment of the present invention, the sliding block is interactively inserted into the inner side of the frame plate, and the connecting rod is located in front of the frame plate.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, when the electric push rod works and the push rod is lifted to drive the gate valve to open, the connecting rod is matched with the return-type frame plate through the sliding block to swing the supporting arm upwards in the lifting process of the push rod, the supporting arm of the bypass valve also swings angularly at the moment, so that the bypass valve is also opened, the pressure relief of the gate valve is ensured, and the operation mode does not need the problem of time and labor waste caused by the fact that an operator manually opens the bypass valve.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a front view of a gate valve with a bypass line according to the present invention;

FIG. 2 is a schematic top view of a cross-sectional structure of a gate valve with a bypass channel according to the present invention.

In the figure: 1. a base; 2. a valve body; 3. a support arm; 4. a bypass valve; 5. a water inlet pipe; 6. a bypass pipe; 7. a valve cover; 8. a support; 9. an electric push rod; 10. a push rod; 11. a connecting rod; 12. a slider; 13. a water outlet pipe; 14. and a frame plate.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and 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.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the type of the electrical appliance provided by the utility model is only used for reference. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

Referring to fig. 1-2, the present invention provides a technical solution: a gate valve with a bypass pipeline comprises a base 1, wherein a valve body 2 is fixedly mounted on the upper portion of the base 1, a valve cover 7 is fixedly covered on the upper portion of the valve body 2, a support 8 is fixedly mounted in the middle of the upper portion of the valve cover 7, an electric push rod 9 is fixedly mounted vertically downwards in the middle of the upper portion of the support 8, a push rod 10 of the electric push rod 9 is movably inserted on the valve cover 7 in a sealing mode, a connecting rod 11 is fixedly connected to the front side wall of the push rod 10 vertically downwards, and a sliding block 12 is fixedly connected to the lower end portion of the connecting rod 11;

the middle positions of the left side wall and the right side wall of the valve body 2 are respectively fixedly communicated with a water inlet pipe 5 and a water outlet pipe 13, the middle position of the front side wall of the water inlet pipe 5 is fixedly communicated with a universal bypass pipe 6 between the valve body 2, the middle part of the bypass pipe 6 is fixedly communicated with a bypass valve 4, the handle level of the bypass valve 4 is fixedly connected with a support arm 3 rightwards, and the right end part of the support arm 3 is fixedly connected with a return frame plate 14.

In this embodiment, the equal vertical locating hole of having seted up in base 1 left and right sides two, make things convenient for operating personnel to carry out fixed baseplate 1 through location rivet.

In this embodiment, through a plurality of bolt fastening screw joints between valve gap 7 and the valve body 2, thereby make things convenient for the later stage to demolish valve gap 7 and overhaul the maintenance to the 2 inner chambers of valve body.

In this embodiment, the sliding block 12 is interactively inserted into the inner side of the clip-shaped frame plate 14, and the connecting rod 11 is located in front of the clip-shaped frame plate 14, so as to prevent the connecting rod 11 from obstructing the clip-shaped frame plate 14.

It should be noted that the present invention is a gate valve with a bypass pipeline, each of which is a general standard component or a component known to those skilled in the art, and the structure and principle of the gate valve are known to those skilled in the art through technical manuals or through routine experiments.

The working principle is as follows: when the work of electric putter 9 promoted the drive gate valve through catch bar 10 and opens the in-process, catch bar 10 at this moment rises in-process connecting rod 11 and carries out the upwards swing position with support arm 3 through slider 12 and the cooperation of type deckle board 14, the support arm 3 of bypass valve 4 at this moment also can take place the angle swing to guarantee that bypass valve 4 also can open, thereby guarantee to carry out the pressure release to the gate valve, this kind of operating means need not operating personnel and carries out the manual problem of wasting time and energy that opens bypass valve 4 and bring.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a take gate valve of bypass pipeline which characterized in that: the valve comprises a base (1), wherein a valve body (2) is fixedly mounted on the upper portion of the base (1), a valve cover (7) is fixedly covered on the upper portion of the valve body (2), a support (8) is fixedly mounted in the middle of the upper portion of the valve cover (7), an electric push rod (9) is vertically and downwardly fixedly mounted in the middle of the upper portion of the support (8), a push rod (10) of the electric push rod (9) is movably inserted on the upper surface of the valve cover (7) in a sealing mode, a connecting rod (11) is fixedly connected to the front side wall of the push rod (10) vertically and downwardly, and a sliding block (12) is fixedly connected to the lower end portion of the connecting rod (11);

the valve body (2) left and right sides wall intermediate position is fixed intercommunication respectively has inlet tube (5) and outlet pipe (13), and the fixed intercommunication setting of general bypass pipe (6) between inlet tube (5) front side wall intermediate position and valve body (2) is located bypass pipe (6) middle part fixed connection has bypass valve (4), and the handle level of bypass valve (4) is fixedly connected with support arm (3) right, and support arm (3) right-hand member portion fixedly connected with returns type deckle board (14).

2. A gate valve with a bypass duct according to claim 1, characterized in that: locating holes are vertically formed in the left portion and the right portion of the base (1).

3. A gate valve with a bypass duct according to claim 1, characterized in that: the valve cover (7) and the valve body (2) are fixedly screwed through a plurality of bolts.

4. A gate valve with a bypass duct according to claim 1, characterized in that: the sliding block (12) is movably inserted into the inner side of the clip-shaped frame plate (14), and the connecting rod (11) is positioned in front of the clip-shaped frame plate (14).