CN213871302U

CN213871302U - Valve convenient to maintain

Info

Publication number: CN213871302U
Application number: CN202022906484.XU
Authority: CN
Inventors: 魏忠华; 魏志国; 张衡
Original assignee: Tianjin Henghua Pipeline Technology Co ltd
Current assignee: Tianjin Henghua Pipeline Technology Co ltd
Priority date: 2020-12-05
Filing date: 2020-12-05
Publication date: 2021-08-03
Anticipated expiration: 2030-12-05

Abstract

The utility model discloses a valve convenient for maintenance, which comprises a valve pipe, wherein a water inlet flange is fixedly arranged at the opening part at the left end of the valve pipe, a water outlet flange is fixedly arranged at the opening part at the right end of the valve pipe, a threaded valve rod is vertically screwed at the middle part of the upper surface of the valve pipe, and a valve rotating handle is fixedly arranged at the top of the threaded valve rod; the left side of the lower surface of the valve pipe is fixedly communicated with a sewage draining cover, the bottom of the sewage draining cover is vertically and fixedly communicated with a sewage draining pipe, and a sealing plug plate is installed at an opening at the bottom of the sewage draining pipe. The utility model discloses an incline fixed mounting at the valve pipe has the filter screen, can filter the impurity of aquatic at the in-process that leads to water, avoids impurity to cause the pipeline to block up in the water service pipeline, through the blow off pipe of the left blowdown cover of valve pipe lower surface and blowdown cover bottom, when the valve pipe needs to be cleared up, the rotary valve changes the handle, and the valve changes and rotates the drive screw thread valve rod and close the valve, reopens sealed cock board, and filterable impurity discharges through blowdown cover and blow off pipe on the filter screen.

Description

Valve convenient to maintain

Technical Field

The utility model relates to the technical field of valves, specifically be a valve convenient to maintain.

Background

Valves are mechanical devices that control the flow, direction, pressure, temperature, etc. of a flowing fluid medium, valves are essential components in piping systems, valve tubing is technically the same as pumps, and is often discussed as a separate category, valves can be operated manually or by hand wheels, handles or pedals, and can be controlled to vary the pressure, temperature and flow of a fluid medium.

Notice No. is CN211344089U, discloses a valve convenient to maintain, including the valve body, the top of valve body is provided with the casing, first logical groove has been seted up at the top of valve body, first annular has all been seted up at the top of valve body and the both sides that are located the valve body, the first sealing washer of inner wall fixedly connected with of first annular, first screw hole has been seted up at the top of valve body and the outside that is located first sealing washer, the both sides at casing top all run through and are provided with first bolt, the threaded end of first bolt extend to the inner chamber of first screw hole and with the inner wall threaded connection of first screw hole.

Above-mentioned utility model has following defect in the in-process of using: 1. the utility model discloses above-mentioned simple structure can not filter the impurity of aquatic at the in-process that uses, and impurity is intraductal attached to the valve for a long time, makes the valve jam easily to it is not practical. 2. Above-mentioned utility model is inconvenient washs the blowdown at the in-process that uses to the valve, and the practicality is lower. Therefore, we propose a valve that is easy to maintain.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a valve convenient to maintain, there is the filter screen through the fixed mounting that inclines in the valve pipe, can filter the impurity of aquatic at the in-process of leading to the water, avoid impurity to cause the pipeline to block up in the water pipeline, the practicality of this valve has been improved, through the blow off pipe of the left blowdown cover of valve pipe lower surface and blowdown cover bottom, when the valve pipe needs the clearance, the rotation valve is changeed, the valve is changeed to drive the rotation of threaded valve rod and is closed the valve, reopen sealed cock board, filterable impurity is discharged through blowdown cover and blow off pipe on the filter screen, the completion is to the clearance of valve, it dismantles to need not the bottom valve, moreover, the steam generator is simple in structure, and convenient for operation, the problem that provides in the background art is solved.

In order to achieve the above object, the utility model provides a following technical scheme: a valve convenient to maintain comprises a valve pipe, wherein a water inlet flange is fixedly arranged at an opening at the left end of the valve pipe, a water outlet flange is fixedly arranged at an opening at the right end of the valve pipe, a threaded valve rod is vertically screwed in the middle of the upper surface of the valve pipe, and a valve rotating handle is fixedly arranged at the top of the threaded valve rod;

the valve pipe lower surface left side is fixed the intercommunication has the blowdown cover, the perpendicular fixed intercommunication in blowdown cover bottom has the blow off pipe, blow off pipe bottom opening part is installed sealed cock board, the intraductal slope fixed mounting of valve has the filter screen.

As an optimal implementation mode of the utility model, sealing flange is installed with blow off pipe junction to the sealing cock board, and sealing cock board passes through sealing flange and blow off pipe bottom opening part fixed connection.

As a preferred embodiment of the utility model, filter screen top and the intraductal top left side fixed connection of valve, filter screen bottom and the intraductal bottom middle part of valve department fixed connection to a left side of valve.

As a preferred embodiment of the utility model, the blowdown cover is located the left side of filter screen bottom and the intraductal bottom junction of valve with valve pipe intercommunication department.

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

1. the utility model discloses a valve convenient to maintain has the filter screen through the fixed mounting that inclines in the valve pipe, can filter the impurity of aquatic at the in-process that leads to the water, avoids impurity to cause the pipeline to block up in the water pipeline, has improved the practicality of this valve.

2. The utility model discloses a valve convenient to maintain, through the blow off pipe of the left blowdown cover of valve pipe lower surface and blowdown cover bottom, when the valve pipe needs the clearance, the rotation valve is changeed the handle, and the valve is changeed and is closed the valve to drive the rotation of threaded valve rod, opens sealed cock board again, and filterable impurity is discharged through blowdown cover and blow off pipe on the filter screen, accomplishes the clearance to the valve, need not the bottom valve and dismantles, simple structure, convenient operation.

Drawings

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

fig. 1 is a schematic view of the overall structure of the valve convenient for maintenance according to the present invention;

fig. 2 is the internal structure schematic diagram of the valve convenient for maintenance.

In the figure: 1 water inlet flange, 2 valve pipes, 3 valve rotating handles, 4 threaded valve rods, 5 water outlet flanges, 6 sewage discharge covers, 7 sewage discharge pipes, 8 sealing plug plates, 9 sealing flanges and 10 filter screens.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following 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, and are only for convenience of description and simplicity of 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 therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "disposed" are to be interpreted broadly, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the utility model discloses in provide only supply the reference with the model of electrical apparatus. 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 valve convenient to maintain comprises a valve pipe 2, wherein a water inlet flange 1 is fixedly installed at an opening at the left end of the valve pipe 2, a water outlet flange 5 is fixedly installed at an opening at the right end of the valve pipe 2, a threaded valve rod 4 is vertically screwed in the middle of the upper surface of the valve pipe 2, and a valve rotating handle 3 is fixedly installed at the top of the threaded valve rod 4;

the left side of the lower surface of the valve pipe 2 is fixedly communicated with a sewage draining cover 6, the bottom of the sewage draining cover 6 is vertically and fixedly communicated with a sewage draining pipe 7, a sealing plug plate 8 is installed at an opening at the bottom of the sewage draining pipe 7, and a filter screen 10 is obliquely and fixedly installed in the valve pipe 2.

In this embodiment (please refer to fig. 1 and 2), a sealing flange 9 is installed at a connection position of the sealing plug plate 8 and the sewage pipe 7, and the sealing plug plate 8 is fixedly connected with an opening at the bottom of the sewage pipe 7 through the sealing flange 9.

In this embodiment (see fig. 2), the top of the filter screen 10 is fixedly connected to the left side of the top inside the valve tube 2, and the bottom of the filter screen 10 is fixedly connected to the left side of the middle portion of the bottom inside the valve tube 2.

In this embodiment (see fig. 1 and 2), the communication position of the dirt discharging cover 6 and the valve pipe 2 is located on the left side of the connection position of the bottom of the filter screen 10 and the bottom inside the valve pipe 2.

It should be noted that the utility model relates to a valve convenient for maintenance, including 1 water inlet flange, 2 valve pipes, 3 valve rotating handle, 4 screw thread valve rods, 5 water outlet flange, 6 blowdown cover, 7 blow off pipe, 8 sealing plug board, 9 sealing flange, 10 filter screen, the parts are all the parts known by the technical staff in the field, the structure and principle are all known by the technical staff or by the conventional test method, when a valve convenient for maintenance is used, through the oblique fixed installation of the filter screen 10 in the valve pipe 2, can filter the impurity in the water in the process of water service, avoid the impurity to cause the pipeline to block up in the water service pipeline, when the valve pipe needs to be cleared up, the valve rotating handle 3 is rotated, the valve rotating handle 3 drives the screw thread valve rod 4 to rotate and close the valve, the sealing plug board 8 is opened again, the impurity filtered on the filter screen 10 is discharged through the blowdown cover 6 and the blow off pipe 7, the valve cleaning device has the advantages that the valve is cleaned without disassembling the bottom valve, the structure is simple, the operation is convenient, and the using effect is ideal.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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. A valve convenient for maintenance, comprising a valve tube (2), characterized in that: a water inlet flange (1) is fixedly arranged at an opening at the left end of the valve pipe (2), a water outlet flange (5) is fixedly arranged at an opening at the right end of the valve pipe (2), a threaded valve rod (4) is vertically screwed in the middle of the upper surface of the valve pipe (2), and a valve rotating handle (3) is fixedly arranged at the top of the threaded valve rod (4);

fixed intercommunication in valve pipe (2) lower surface left side has blowdown cover (6), blowdown cover (6) bottom vertical fixation intercommunication has blow off pipe (7), sealed cock board (8) are installed to blow off pipe (7) bottom opening part, the interior slope fixed mounting of valve pipe (2) has filter screen (10).

2. A valve for facilitating maintenance according to claim 1, wherein: a sealing flange (9) is installed at the joint of the sealing plug plate (8) and the sewage discharge pipe (7), and the sealing plug plate (8) is fixedly connected with the opening at the bottom of the sewage discharge pipe (7) through the sealing flange (9).

3. A valve for facilitating maintenance according to claim 1, wherein: the top of the filter screen (10) is fixedly connected with the left side of the inner top of the valve pipe (2), and the bottom of the filter screen (10) is fixedly connected with the left side of the middle part of the inner bottom of the valve pipe (2).

4. A valve for facilitating maintenance according to claim 1, wherein: the communicating part of the sewage draining cover (6) and the valve pipe (2) is positioned on the left side of the connecting part of the bottom of the filter screen (10) and the bottom in the valve pipe (2).