CN210802804U

CN210802804U - Liquefied gas cylinder gas tightness detection device

Info

Publication number: CN210802804U
Application number: CN201922311407.7U
Authority: CN
Inventors: 张权
Original assignee: Chongqing Hengxiang Liquefied Petroleum Gas Cylinders Manufacturing Co ltd
Current assignee: Chongqing Hengxiang Liquefied Petroleum Gas Cylinders Manufacturing Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-06-19
Anticipated expiration: 2029-12-20

Abstract

The utility model relates to the technical field of air tightness detection equipment, in particular to a liquefied gas cylinder air tightness detection device, which comprises a base, wherein an air suction pump is arranged on the top surface of the base close to the right end, a detection tank is arranged on the left side of the air suction pump, a sealing cover is arranged above the detection tank, and a connecting hose is arranged at the air inlet of the air suction pump; a water inlet is embedded in the circumferential outer wall of the detection tank close to the top end; this liquefied gas cylinder gas tightness detection device is through the aspiration pump that is equipped with, detect the jar, sealed lid and coupling hose etc. be about to liquefied gas cylinder arrange the detection intracavity of flourishing full water in, bleed and form the negative pressure in detecting the intracavity through the aspiration pump, under the effect of the inside and outside pressure difference of bottle, can judge the gas tightness of liquefied gas cylinder through observing whether the aquatic bubbly produces, this design is simple easily operated, and is convenient for get and put liquefied gas cylinder, can effectual detection liquefied gas cylinder's gas tightness.

Description

Liquefied gas cylinder gas tightness detection device

Technical Field

The utility model relates to an air tightness check out test set technical field specifically is a liquefied gas cylinder air tightness detection device.

Background

The liquefied gas cylinder is also called as liquefied gas cylinder, which is a storage tank for storing liquefied gas, and as the liquefied gas cylinder belongs to special equipment, when the liquefied gas cylinder leaks gas and other conditions, serious accidents such as liquefied gas explosion, liquefied gas poisoning and the like are easily caused, and the life safety of people is seriously threatened, therefore, the detection of the gas tightness of the liquefied gas cylinder is particularly important, how to simply and effectively realize the gas tightness detection of the liquefied gas cylinder has very practical significance in industrial production. In view of this, we propose a device for detecting the air tightness of a liquefied gas cylinder.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a liquefied gas cylinder gas tightness detection device to simple effectual completion liquefied gas cylinder's gas tightness detects.

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

the device for detecting the air tightness of the liquefied gas cylinder comprises a base, wherein an air suction pump and a detection tank are respectively arranged on the top surface of the base, a detection cavity with an opening at the top is formed in the detection tank, a water inlet is formed in the position, close to the top end, of the circumferential outer wall of the detection tank, and the detection cavity is communicated with the water inlet; a sealing cover is arranged above the detection tank, a connector is embedded in the top surface of the sealing cover, and the connector penetrates through the sealing cover; the air inlet of the air pump is provided with a connecting hose, and one end of the connecting hose, which is far away from the air pump, is in threaded connection with the connector.

Preferably, the bottom of the detection cavity is provided with a spring, and a support assembly is arranged above the spring.

Preferably, the supporting component includes that a plurality of solid fixed rings that are concentric settings, a plurality of be criss-cross two connecting rods that are equipped with on the solid fixed ring, the connecting rod is with a plurality of gu fixed ring is the integrated into one piece structure, just the top laminating of spring is in gu fixed ring is last.

Preferably, four vertically arranged guide strips are embedded in the inner wall of the detection cavity at equal intervals in an annular shape; the coaxial fixed block that is equipped with in both ends of connecting rod, the spout has been seted up on the lateral surface of fixed block, just the spout with gib block sliding connection.

Preferably, the connection hose is a corrugated tube.

Preferably, the sealing cover is in threaded connection with the detection cavity.

Preferably, two handles are symmetrically embedded in the circumferential outer wall of the sealing cover.

Preferably, a plug is arranged on the water inlet.

Compared with the prior art, the beneficial effects of the utility model are that: this liquefied gas cylinder gas tightness detection device is through the aspiration pump that is equipped with, detect the jar, sealed lid and coupling hose etc. be about to liquefied gas cylinder arrange the detection intracavity of flourishing full water in, bleed and form the negative pressure in detecting the intracavity through the aspiration pump, under the effect of the inside and outside pressure difference of bottle, can judge the gas tightness of liquefied gas cylinder through observing whether the aquatic bubbly produces, this design is simple easily operated, and is convenient for get and put liquefied gas cylinder, can effectual detection liquefied gas cylinder's gas tightness.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of a partial explosion structure in the present invention;

FIG. 3 is a schematic view of the explosion structure of the detection tank of the present invention;

fig. 4 is a schematic structural view of the support assembly of the present invention;

fig. 5 is a sectional view of the structure of the middle detection tank of the present invention.

In the figure: 1. a base; 2. an air pump; 3. a detection tank; 31. a detection chamber; 32. a water inlet; 33. a guide strip; 4. a sealing cover; 41. a connector; 42. a handle; 5. a connecting hose; 6. a spring; 7. a support assembly; 71. a fixing ring; 72. a connecting rod; 73. a fixed block; 731. a chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element 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 addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The utility model provides a liquefied gas cylinder gas tightness detection device, as shown in fig. 1 to 5, includes base 1, and base 1's top surface is close to right-hand member department and is equipped with aspiration pump 2, and aspiration pump 2's left side is equipped with detects jar 3, and the top that detects jar 3 is equipped with sealed lid 4, and the air inlet department of aspiration pump 2 is equipped with coupling hose 5.

Referring to fig. 2, detection tank 3 is provided with open-top's detection chamber 31 in, and the circumference outer wall that detects tank 3 is close to top department and inlays and be equipped with water inlet 32, and detection chamber 31 is linked together detachable on the water inlet 32 with water inlet 32 and is equipped with the end cap, and the end cap is favorable to guaranteeing the leakproofness of water inlet 32 after filling water through water inlet 32. Sealed lid 4 and detection chamber 31 threaded connection, and the symmetry inlays on the circumference outer wall of sealed lid 4 in this embodiment and is equipped with two handles 42, and handle 42 is convenient for the opening and shutting of sealed lid 4. The top surface of the sealing cover 4 is embedded with a connector 41, and the connector 41 penetrates through the sealing cover 4.

It is supplementary to need, be equipped with the rubber pad that is used for sealed between sealed lid 4 and the detection jar 3 in this embodiment, it can guarantee to detect the leakproofness of jar 3, is convenient for improve the accuracy nature that detects.

One end of the connecting hose 5 far away from the air suction pump 2 is in threaded connection with the connector 41; in this embodiment, the connection hose 5 is a corrugated tube, and the corrugated tube is made of a material that facilitates installation of the connection hose 5.

The bottom of the detection cavity 31 is provided with a spring 6, and a support component 7 is arranged above the spring 6. In this embodiment, as shown in fig. 4, the supporting assembly 7 includes a plurality of fixing rings 71 concentrically arranged, two connecting rods 72 are crosswise arranged on the plurality of fixing rings 71, the length of the connecting rods 72 is smaller than the diameter of the detection cavity 31, the connecting rods 72 and the plurality of fixing rings 71 are of an integrally formed structure, and the top end of the spring 6 is attached to the fixing rings 71. Meanwhile, referring to fig. 4 and 5, four vertically arranged guide bars 33 are embedded on the inner wall of the detection cavity 31 in an annular and equidistant distribution manner, correspondingly, two ends of the connecting rod 72 are coaxially provided with fixed blocks 73, the outer side surface of each fixed block 73 is provided with a sliding groove 731, and the sliding groove 731 is slidably connected with the guide bars 33.

In addition, a check valve is embedded in the connector 41 in this embodiment, when the gas in the detection cavity 31 is pumped out, the detection cavity 31 is in a negative pressure state, and the check valve prevents the external gas from flowing back to the detection cavity 31; meanwhile, when the detection cavity 31 is in a negative pressure state, the air pressure in the liquefied gas cylinder is higher than that of the detection cavity 31, if the air tightness of the liquefied gas cylinder is poor, the gas in the liquefied gas cylinder moves from the interior of the bottle body to the interior of the detection cavity 31, and under the action of the water body in the detection cavity 31, the generation of bubbles in the water body can be clearly observed; otherwise, the gas tightness of the liquefied gas cylinder is good.

It should be noted that the air pump 2 in this embodiment can be an electric air pump of model JT-017 produced by xiamen jun trade company limited, and its matching circuit and power module can also be provided by the manufacturer, in addition, the present invention relates to the circuit, electronic components and modules being the prior art, and those skilled in the art can completely realize the operation without additional description, and the protection of the present invention also does not relate to the improvement of the internal structure and method.

It is supplementary to need, and the detection jar 3 in this embodiment is whole to adopt transparent PVC material to make, and it is convenient for clear observation to detect the condition in the jar 3, is convenient for detect liquefied gas cylinder's gas tightness.

Before the device for detecting the airtightness of the liquefied gas cylinder is used, the liquefied gas cylinder is placed on the plurality of fixing rings 71, meanwhile, a user covers the sealing cover 4 on the detection tank 3, meanwhile, the user presses the sealing cover 4 downwards, the sealing cover 4 tightly abuts against the liquefied gas cylinder to move downwards, at the moment, the spring 6 is compressed, and then, the user screws the sealing cover 4 on the detection tank 3; then, a user injects a water source into the detection cavity 31 through the water inlet 32, and the water inlet 32 is sealed by a plug after the water injection is finished;

the liquefied gas bottle gas tightness detection device of this embodiment is when using, and the user of service switches on the power of aspiration pump 2, and aspiration pump 2 begins work, detects the gas in the chamber 31 simultaneously and is pumped to coupling hose 5 in to discharge to the external world through aspiration pump 2, and aspiration pump 2 lasts the work, is in the negative pressure state in the detection chamber 31.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a liquefied gas cylinder gas tightness detection device, includes base (1), its characterized in that: the top surface of the base (1) is respectively provided with an air suction pump (2) and a detection tank (3), a detection cavity (31) with an open top is formed in the detection tank (3), a water inlet (32) is formed in the position, close to the top end, of the outer circumferential wall of the detection tank (3), and the detection cavity (31) is communicated with the water inlet (32); a sealing cover (4) is arranged above the detection tank (3), a connector (41) is embedded in the top surface of the sealing cover (4), and the connector (41) penetrates through the sealing cover (4); the air inlet of air pump (2) is provided with connecting hose (5), connecting hose (5) is kept away from one end of air pump (2) with connector (41) threaded connection.

2. A liquefied gas cylinder airtightness detection apparatus according to claim 1, wherein: the bottom of detecting chamber (31) is equipped with spring (6), the top of spring (6) is equipped with supporting component (7).

3. A liquefied gas cylinder airtightness detection apparatus according to claim 2, wherein: supporting component (7) are including a plurality of solid fixed ring (71) that are concentric setting, and are a plurality of be crossed on solid fixed ring (71) be equipped with two connecting rods (72), connecting rod (72) and a plurality of gu fixed ring (71) is the integrated into one piece structure, just the top laminating of spring (6) is in gu on fixed ring (71).

4. The liquefied gas cylinder airtightness detection apparatus according to claim 3, wherein: four vertically arranged guide bars (33) are embedded in the inner wall of the detection cavity (31) in an annular and equidistant distribution manner; the two ends of the connecting rod (72) are coaxially provided with fixing blocks (73), the outer side surface of each fixing block (73) is provided with a sliding groove (731), and the sliding grooves (731) are in sliding connection with the guide strips (33).

5. A liquefied gas cylinder airtightness detection apparatus according to claim 1, wherein: the connecting hose (5) is a corrugated pipe.

6. A liquefied gas cylinder airtightness detection apparatus according to claim 1, wherein: the sealing cover (4) is in threaded connection with the detection cavity (31).

7. A liquefied gas cylinder airtightness detection apparatus according to claim 6, wherein: two handles (42) are symmetrically embedded on the circumferential outer wall of the sealing cover (4).

8. A liquefied gas cylinder airtightness detection apparatus according to claim 1, wherein: a plug is arranged on the water inlet (32).