CN216559588U - A pipeline tightness detection device - Google Patents

Abstract

The utility model discloses a pipeline airtightness detection device, which relates to the field of pipeline detection. The following solution is proposed. It comprises a casing, a water tank is fixedly connected to the top of the casing, and four corners of the casing bottom are provided with chute grooves. The water tank and the outer casing are matched with a detection mechanism for detecting the tightness of the pipeline, and a lifting mechanism for raising the height of the outer casing is arranged under the outer casing. pressure pump. The utility model detects the tightness of the pipeline by setting the detection mechanism through the booster pump and the detection water containing the fluorescent dye, which can detect the tightness of the pipeline and the connection point of the pipeline with poor tightness; the utility model has the advantages of: The new type can raise the position of the water tank by setting the lifting mechanism, so that the detection water can be poured into the pipelines at different heights, and the pipelines of different heights can be detected.

Description

A pipeline tightness detection device

technical field

The utility model relates to the field of pipeline detection, in particular to a pipeline tightness detection device.

Background technique

A pipeline is a device for conveying gas, liquid or fluid with solid particles, which is connected by pipes, pipe joints and valves. It can also be transported by the pressure or gravity of the fluid itself. Pipes are widely used, mainly used in water supply, drainage, heating, gas supply, long-distance transportation of oil and natural gas, agricultural irrigation, hydraulic engineering and various in industrial installations.

When laying water pipelines, it is necessary to test the airtightness of the pipelines. Poor airtightness of the pipe connections will cause waste of resources and even affect the life of users. The existing detection method is to judge the pipelines by means of booster pumps and pressure gauges. Airtightness, although it can detect the airtightness of the pipeline, there are many connection points of the pipeline to be inspected. This detection method cannot detect the connection points with poor airtightness, and the follow-up needs to be checked one by one, which is not practical.

Utility model content

In view of this, the purpose of the present invention is to provide a pipeline tightness detection device, so as to detect the tightness of each connection point of the pipeline.

In order to achieve the above technical purpose, the utility model provides a pipeline tightness detection device:

It includes a casing, the top of the casing is fixedly connected with a water tank, the four corners of the bottom of the casing are provided with chutes, the water tank and the casing are matched with a detection mechanism for detecting the tightness of the pipeline, and a lower part of the casing is provided for lifting. Housing height lift mechanism.

The detection mechanism includes a primary connection pipe, a secondary connection pipe, a tertiary connection pipe and a booster pump. The primary connection pipe is fixedly connected to the bottom of the water tank and the bottom end extends through the casing into the casing. The connecting pipe is horizontally arranged and one end is fixedly connected with the first-level connecting pipe, and the other end extends through the casing to the outside of the casing. The booster pump is fixedly connected to the top of the casing and is located on one side of the water tank. The top of the water tank communicates with the booster pump.

The detection mechanism also includes a valve, a connecting rod and a turntable, the valve is installed on the primary connecting pipe, one end of the connecting rod is fixedly connected with the valve stem, and the other end is rotatably connected with the housing and is fixedly connected with the turntable after passing through the housing. .

The lifting mechanism includes a limit column, a limit block, a jack and a bottom plate. The limit column and the limit block are each provided with four groups. The four groups of the limit columns are respectively fixed and connected to the four corners of the top of the bottom plate. The tops of the limit posts protrude into the housing through the four groups of chute respectively, the four sets of the limit blocks are respectively fixedly connected to the tops of the four sets of limit posts, the jacks are arranged between the housing and the bottom plate, and the two The ends are respectively fixedly connected with the shell and the bottom plate.

Preferably, a water inlet is also fixedly connected to the top of the water tank, the water inlet is communicated with the water tank, an external thread is provided on the water inlet, and a sealing cover is threadedly connected to the water inlet.

Preferably, the water tank is filled with detection water containing fluorescent dyes, and the fluorescent dyes in the detection water are harmless dyes.

Specifically, each connection point of the pipeline is irradiated by an ultraviolet lamp, and the tightness of the connection point of the pipeline can be judged by whether there is a fluorescent reaction or not.

Preferably, the connecting rod coincides with the axis of the turntable.

Preferably, all four corners of the bottom of the bottom plate are fixedly connected with a universal wheel, and the universal wheel is a limitable universal wheel.

Specifically, the universal wheel is used to facilitate the movement of the device.

Preferably, the base plate and the casing are positioned directly opposite, and the jack is located at the center of the top of the base plate.

As can be seen from the above technical solutions, the application has the following beneficial effects:

1: The utility model detects the airtightness of the pipeline by setting the detection mechanism through the booster pump and the detection water containing the fluorescent dye, which can not only detect the airtightness of the pipeline, but also detect the connection point of the pipeline with poor airtightness;

2: The utility model can raise the position of the water tank by setting the lifting mechanism, so that the detection water can be poured into the pipelines at different heights, and the pipelines with different heights can be detected.

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description It is only an embodiment of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained according to the provided drawings without creative efforts.

Fig. 1 is the overall structure schematic diagram of a kind of pipeline tightness detection device provided by the utility model;

2 is a schematic front view of a pipeline tightness detection device provided by the utility model;

3 is a schematic cross-sectional structural diagram of a pipeline tightness detection device provided by the utility model;

Fig. 4 is a side view structural schematic diagram of a pipeline tightness detection device provided by the utility model;

Description of drawings: 1. Shell; 2. Water tank; 3. Chute; 4. Primary connecting pipe; 5. Secondary connecting pipe; 6. Tertiary connecting pipe; 7. Booster pump; 8. Valve; 9 , connecting rod; 10, turntable; 11, limit column; 12, limit block; 13, jack; 14, bottom plate; 15, water inlet; 16, sealing cover; 17, universal wheel.

Detailed ways

The following description is merely exemplary in nature and is not intended to limit the present disclosure, applications, and uses. It should be understood that throughout the drawings, the same or similar reference numbers refer to the same or similar parts and features. The various drawings only schematically represent the concepts and principles of the embodiments of the present disclosure, and do not necessarily show the specific dimensions and proportions of the various embodiments of the present disclosure. Certain parts of certain figures may be used to illustrate details or structures relevant to the embodiments of the present disclosure in an exaggerated manner.

Referring to Figure 1-4:

Example 1

A pipeline tightness detection device comprises a casing 1, a water tank 2 is fixedly connected to the top of the casing 1, four corners of the bottom of the casing 1 are provided with chute 3, and the water tank 2 and the casing 1 are matched with a detection mechanism for detecting the tightness of the pipeline, A lifting mechanism for raising the height of the casing 1 is provided below the casing 1 .

Specifically, the detection mechanism includes a primary connecting pipe 4, a secondary connecting pipe 5, a tertiary connecting pipe 6 and a booster pump 7. The primary connecting pipe 4 is fixedly connected to the bottom of the water tank 2 and the bottom end extends through the casing 1 to the casing 1, the secondary connecting pipe 5 is arranged horizontally and one end is fixedly connected with the primary connecting pipe 4, the other end extends through the casing 1 to the outside of the casing 1, the booster pump 7 is fixedly connected to the top of the casing 1 and is located on the side of the water tank 2, Both ends of the tertiary connecting pipe 6 are communicated with the top of the water tank 2 and the booster pump 7 respectively.

More specifically, the detection mechanism also includes a valve 8, a connecting rod 9 and a turntable 10, the valve 8 is installed on the primary connecting pipe 4, one end of the connecting rod 9 is fixedly connected with the valve rod of the valve 8, and the other end is rotatably connected with the housing 1 and penetrates through the valve 8. The casing 1 is then fixedly connected to the turntable 10 .

Further, the top of the water tank 2 is also fixedly connected with a water inlet 15, the water inlet 15 is communicated with the water tank 2, the water inlet 15 is provided with an external thread, and the water inlet 15 is threadedly connected with a sealing cover 16. Filled with detection water containing fluorescent dyes, the fluorescent dyes in the detection water are harmless dyes, and the connecting rod 9 and the axis of the turntable 10 are coincident.

It should be noted that the turntable 10 is rotated to open the valve 8, and the detection water is poured into the pipeline to be detected under the action of gravity, and a certain pressure is added to the water tank 2 through the booster pump 7. If the pressure does not drop, the tightness of the pipeline is good. If the pressure drops, the tightness of the pipeline is not good. Irradiate the joints of the pipelines with ultraviolet light, and the tightness of each joint can be judged by the presence or absence of fluorescent reaction.

Embodiment 2

A pipeline tightness detection device, on the basis of the first embodiment, the lifting mechanism includes a limit column 11, a limit block 12, a jack 13 and a bottom plate 14, and the limit column 11 and the limit block 12 are provided with four sets of , the four sets of limit posts 11 are respectively fixedly connected to the four corners of the top of the bottom plate 14 , the tops of the four sets of limit posts 11 respectively extend into the housing 1 through the four sets of chute 3 , and the four sets of limit blocks 12 are respectively fixed and connected to the four sets of limit At the top of the position post 11 , a jack 13 is arranged between the casing 1 and the bottom plate 14 , and both ends of the jack 13 are fixedly connected to the casing 1 and the bottom plate 14 respectively.

Further, the bottom four corners of the bottom plate 14 are fixedly connected with a universal wheel 17 , which is a limitable universal wheel.

It should be noted that the height of the water tank 2 is raised by the jack 13 so that the water tank 2 is located above the pipeline to be detected, and the detection water can be poured into the pipeline to be detected by gravity.

Working principle: During the use of the utility model, the casing 1 is lifted by the jack 13, so that the position of the water tank 2 is higher than the pipeline to be detected, the pipeline to be detected is communicated with the secondary connecting pipe 5, the turntable 10 is rotated, and the valve 8 is opened, Under the action of gravity, the detection water is poured into the pipeline to be tested, and a certain pressure is added to the water tank 2 through the booster pump 7. After a period of time, the head of the booster pump 7 is observed. If the pressure does not drop, the pipeline is well sealed. When the pressure drops, the airtightness of the pipeline is not good. If the connection of the pipeline is irradiated with an ultraviolet lamp, the airtightness of each connection point can be judged by the presence or absence of fluorescent reaction.

Exemplary implementations of the solutions proposed by the present disclosure are described in detail above with reference to the preferred embodiments. However, those skilled in the art can understand that, without departing from the concept of the present disclosure, the above-mentioned specific embodiments can be made. Various changes and modifications, and various combinations of various technical features and structures proposed in the present disclosure can be made without exceeding the protection scope of the present disclosure, which is determined by the appended claims.

Claims (6)

1. The pipeline airtightness detection device comprises a shell (1), and is characterized in that a water tank (2) is fixedly connected to the top of the shell (1), four corners of the bottom of the shell (1) are provided with sliding grooves (3), the water tank (2) and the shell (1) are matched with a detection mechanism for detecting pipeline airtightness, and a lifting mechanism for lifting the height of the shell (1) is arranged below the shell (1);

the detection mechanism comprises a primary connecting pipe (4), a secondary connecting pipe (5), a tertiary connecting pipe (6) and a booster pump (7), the primary connecting pipe (4) is fixedly connected to the bottom of the water tank (2), the bottom end of the primary connecting pipe penetrates through the shell (1) and extends into the shell (1), the secondary connecting pipe (5) is horizontally arranged, one end of the secondary connecting pipe is fixedly connected with the primary connecting pipe (4), the other end of the secondary connecting pipe penetrates through the shell (1) and extends out of the shell (1), the booster pump (7) is fixedly connected to the top of the shell (1) and is positioned on one side of the water tank (2), and two ends of the tertiary connecting pipe (6) are respectively communicated with the top of the water tank (2) and the booster pump (7);

the detection mechanism further comprises a valve (8), a connecting rod (9) and a turntable (10), the valve (8) is installed on the first-stage connecting pipe (4), one end of the connecting rod (9) is fixedly connected with a valve rod of the valve (8), and the other end of the connecting rod is rotatably connected with the shell (1) and fixedly connected with the turntable (10) after penetrating through the shell (1);

the water tank (2) is filled with detection water containing a fluorescent coloring agent, and the fluorescent coloring agent in the detection water is a harmless coloring agent.

2. The pipeline tightness detection device according to claim 1, wherein the lifting mechanism comprises four limiting columns (11), limiting blocks (12), jacks (13) and a bottom plate (14), the four limiting columns (11) and the limiting blocks (12) are respectively provided with four groups, the four groups of limiting columns (11) are respectively and fixedly connected to four corners of the top of the bottom plate (14), the four groups of limiting columns (11) penetrate through four groups of sliding grooves (3) respectively to extend into the shell (1), the four groups of limiting blocks (12) are respectively and fixedly connected to the top ends of the four groups of limiting columns (11), the jacks (13) are arranged between the shell (1) and the bottom plate (14), and two ends of the jacks (13) are respectively and fixedly connected with the shell (1) and the bottom plate (14).

3. The pipeline tightness detection device according to claim 1, wherein a water inlet (15) is further fixedly connected to the top of the water tank (2), the water inlet (15) is communicated with the water tank (2), an external thread is arranged on the water inlet (15), and a sealing cover (16) is connected to the water inlet (15) in a threaded manner.

4. The device for detecting the tightness of a pipeline according to claim 1, characterized in that said connecting rod (9) coincides with the axis of the rotating disk (10).

5. The pipeline tightness detection device according to claim 2, wherein universal wheels (17) are fixedly connected to four corners of the bottom plate (14), and the universal wheels (17) are position-limitable universal wheels.

6. The pipeline tightness detection device according to claim 2, wherein the bottom plate (14) is opposite to the housing (1), and the jack (13) is located at the top center of the bottom plate (14).

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