CN220893721U - Valve leakage detection device - Google Patents

Abstract

The utility model discloses a valve leakage detection device which comprises a detector main body, wherein the lower end of the detector main body is provided with a detection device for detecting leakage at a valve interface when a valve is used. When the detecting device is used, firstly, the sealing interlayer is fixed to the connecting position of the valve through the bolt, a sealed space is formed by wrapping the connecting position, air circulation in the air inlet guide pipe and the air outlet guide pipe is kept, meanwhile, the air pressure detector is arranged in the air inlet guide pipe and the air outlet guide pipe, the air pressure at the interface is detected to be stable, when the air pressure is leaked, the air pressure in the sealed space is enhanced, when the air pressure is detected to be unstable, the air pressure alarm is used for alarming, and when the detecting device is used, the environment temperature, the pressure, the medium and the like are kept unchanged in the sealed space, and the connecting position is continuously detected, so that the leakage can be detected more accurately and quickly, and the practicability is higher when the detecting device is used.

Description

Valve leakage detection device

Technical Field

The utility model relates to the technical field of valve leakage detection devices, in particular to a valve leakage detection device.

Background

A valve leak detection apparatus is a device for detecting a valve leak. It is usually composed of a sensor, a controller and a display, and can monitor the leakage condition of the valve in real time and send out an alarm or close the valve to prevent leakage. Such devices may be applied to various types of valves including ball valves, butterfly valves, gate valves, shut-off valves, and the like. It can be used in the fields of industry, chemical industry, petroleum, natural gas, water treatment, etc. to ensure the safety of equipment and environment.

In the conventional valve leak detection device, the detection accuracy of the valve leak detection device is affected by various factors, such as ambient temperature, pressure, medium, etc., so that the detection result may have errors.

To this end, we propose a valve leak detection device that solves the above-mentioned problems.

Disclosure of utility model

The utility model aims to provide a valve leakage detection device, when the detection device is used, firstly, a sealing interlayer is fixed to a connecting position of a valve through a bolt, a sealed space is formed by wrapping the connecting position, air circulation in the air inlet pipe and the air outlet pipe is kept, an air pressure detector is arranged in the air inlet pipe and the air outlet pipe, air pressure at the interface is detected to be stable, when the air leakage occurs, the air pressure in the sealed space is enhanced, when the air pressure instability is detected, the air pressure detector alarms, and the detection device alarms, when the detection device is used, the environment temperature, the pressure, the medium and the like are kept unchanged in the sealed space, and the connecting position is continuously detected, so that the leakage can be detected more accurately and faster, and the practicability is stronger when the detection device is used, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The valve leakage detection device comprises a detector main body, wherein the lower end of the detector main body is provided with a detection device for detecting leakage at a valve interface when the valve is used; the detection device comprises an inlet arranged at one end of a main body of the detector, a split-flow air inlet is arranged at one end of the inlet, an air inlet guide pipe is arranged at the lower end of the split-flow air inlet, an outlet is arranged at the other end of the main body of the detector, a split-flow air outlet is arranged at one end of the outlet, an air outlet guide pipe is arranged at the lower end of the split-flow air outlet, one ends of the air outlet guide pipe and one end of the air inlet guide pipe are arranged on a sealing interlayer, and mounting blocks are arranged at two ends of the sealing interlayer; and the inside of the sealing interlayer is provided with an air pressure detector, one end of the air pressure detector is fixedly provided with a connecting wire, and the other end of the connecting wire is fixedly provided with a pressure alarm.

In a further embodiment, the sealing interlayer is provided with two symmetrical sealing interlayers, the connecting block is fixedly arranged on the outer wall of one sealing interlayer, the sealing interlayer is made of outer metal materials of the outer wall, and the sealing interlayer is made of sealing rubber materials.

In a further embodiment, three groups of pressure alarms are arranged on the outer wall of the front end of the detector main body, and three groups of diversion air outlets and diversion air inlets are also arranged.

In a further embodiment, the top end of the detector body is provided with a ventilation port, and the ventilation port has two ports, one of which is connected to the inlet and the other of which is connected to the outlet.

In a further embodiment, the sealing interlayer is provided with a sealed space in the inner layer after fixing, and the connecting port of the valve is arranged in the sealed space.

In a further embodiment, threads are provided in the inner wall of the mounting block.

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

When the detecting device is used, firstly, the sealing interlayer is fixed to the connecting position of the valve through the bolt, a sealed space is formed by wrapping the connecting position, air circulation in the air inlet guide pipe and the air outlet guide pipe is kept, meanwhile, the air pressure detector is arranged in the air inlet guide pipe and the air outlet guide pipe, the air pressure at the interface is detected to be stable, when the air pressure is leaked, the air pressure in the sealed space is enhanced, when the air pressure is detected to be unstable, the air pressure alarm is used for alarming, and when the detecting device is used, the environment temperature, the pressure, the medium and the like are kept unchanged in the sealed space, and the connecting position is continuously detected, so that the leakage can be detected more accurately and quickly, and the practicability is higher when the detecting device is used.

Drawings

FIG. 1 is a schematic diagram of an overall structure of a valve leak detection apparatus;

FIG. 2 is a schematic side view of a seal interlayer of a valve leak detection apparatus;

FIG. 3 is a schematic view showing the internal structure of a sealing interlayer of a valve leak detection device.

In the figure: 1. a detector body; 2. an inlet; 3. a split inlet; 4. an air intake duct; 5. an outlet; 6. a split air outlet; 7. an air outlet duct; 8. sealing the interlayer; 9. a mounting block; 10. a connecting block; 11. a pressure alarm; 12. connecting wires; 13. an air pressure detector; 14. and a ventilation port.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a valve leakage detection device includes a detector main body 1, wherein the detector main body 1 circulates air in a sealing interlayer 8 installed through an air inlet pipe 4 and an air outlet pipe 7 through an inlet 2 and an outlet 5 which are arranged at two ends, and keeps internal pressure stable in use, and in the circulating process, air machines are arranged at the inlet 2 and the outlet 5, one is used for conveying air from a ventilation port 14, the other is used for sucking air out from the ventilation port 14, and a diversion air inlet 3 and a diversion air outlet 6 are also arranged at the inlet 2 and the outlet 5, and when the detection device is used, a plurality of pipes can be added and the detection device is installed on other valves for synchronous detection;

And when detecting, at first laminating the sealed intermediate layer 8 that detector main part 1 lower extreme was fixed through connecting block 10 to valve interface department, at installation another sealed intermediate layer 8, at the erection site department at the valve through the firm fixing of installation piece 9, detector main part 1 also installs in step after having installed, this region is sealed and inside forms a sealed space simultaneously, at the sealed space that installs sealed intermediate layer 8 in with air pressure detector 13 through setting up on detector main part 1 through connecting wire 12, detect when compacting inside literary talent, can in time report to the police when leaking, same pressure alarm 11 also is provided with a plurality ofly, when using, through adding sealed intermediate layer 8 in other valve interface departments can.

The working principle of the utility model is as follows: as shown in the figure, the detector comprises a detector main body 1, an inlet 2 and an outlet 5 which are arranged at two ends, wherein air in an installed sealing interlayer 8 through an air inlet guide pipe 4 and an air outlet guide pipe 7 is circulated during use, meanwhile, the pressure in the air is kept stable, in the circulation process, an air machine is arranged at the inlet 2 and the outlet 5, one air is conveyed from a ventilation port 14, the other air is sucked out from the ventilation port 14, a diversion air inlet 3 and a diversion air outlet 6 are also arranged at the inlet 2 and the outlet 5, and a plurality of guide pipes can be added during use of the detector, and the detector is installed on other valves for synchronous detection; and when detecting, at first laminating the sealed intermediate layer 8 that detector main part 1 lower extreme was fixed through connecting block 10 to valve interface department, at installation another sealed intermediate layer 8, at the erection site department at the valve through the firm fixing of installation piece 9, detector main part 1 also installs in step after having installed, this region is sealed and inside forms a sealed space simultaneously, at the sealed space that installs sealed intermediate layer 8 in with air pressure detector 13 through setting up on detector main part 1 through connecting wire 12, detect when compacting inside literary talent, can in time report to the police when leaking, same pressure alarm 11 also is provided with a plurality ofly, when using, through adding sealed intermediate layer 8 in other valve interface departments can.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in 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 disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (6)

1. Valve leak detection device, including detector main part (1), its characterized in that: the lower end of the detector main body (1) is provided with a detection device for detecting leakage at a valve interface when the valve is used;

The detection device comprises an inlet (2) arranged at one end of a main body (1) of the detector, a split-flow air inlet (3) is arranged at one end of the inlet (2), an air inlet guide pipe (4) is arranged at the lower end of the split-flow air inlet (3), an outlet (5) is arranged at the other end of the main body (1) of the detector, a split-flow air outlet (6) is arranged at one end of the outlet (5), an air outlet guide pipe (7) is arranged at the lower end of the split-flow air outlet (6), one ends of the air outlet guide pipe (7) and one end of the air inlet guide pipe (4) are both arranged on a sealing interlayer (8), and mounting blocks (9) are arranged at two ends of the sealing interlayer (8);

And the inside of the sealing interlayer (8) is provided with an air pressure detector (13), one end of the air pressure detector (13) is fixedly provided with a connecting wire (12), and the other end of the connecting wire (12) is fixedly provided with a pressure alarm (11).

2. A valve leak detection apparatus as defined in claim 1, wherein: the sealing interlayer (8) is provided with two symmetrical parts, the connecting block (10) is fixedly arranged on the outer wall of one of the two symmetrical parts, the sealing interlayer (8) is made of outer metal materials of the outer wall, and the inside of the sealing interlayer is made of sealing rubber materials.

3. A valve leak detection apparatus as defined in claim 1, wherein: three groups of pressure alarms (11) are arranged on the outer wall of the front end of the detector main body (1), and three groups of diversion air outlets (6) and three groups of diversion air inlets (3) are also arranged.

4. A valve leak detection apparatus as defined in claim 1, wherein: the top end of the detector main body (1) is provided with a ventilation opening (14), and the ventilation opening (14) is provided with two openings, wherein one opening is connected with the inlet (2) for air inlet, and the other opening is connected with the outlet (5) for air outlet.

5. A valve leak detection apparatus as defined in claim 1, wherein: after the sealing interlayer (8) is fixed, a sealed space is arranged on the inner layer of the sealing interlayer (8), and a connecting port of the valve is arranged in the sealed space.

6. A valve leak detection apparatus as defined in claim 1, wherein: threads are arranged in the inner wall of the mounting block (9).