CN216361288U - Gas steel is moulded crossover sub and is used leakproofness detection device - Google Patents

Abstract

The utility model discloses a tightness detection device for a gas steel-plastic adapter, which relates to the field of gas detection devices and aims at solving the problem that the tightness detection result of the joint of the existing gas pipeline adapter is easily interfered by the environment. The gas pipeline adapter is novel in structure, and the device effectively solves the problem that the sealing detection result of the joint of the existing gas pipeline adapter is easily interfered by the environment.

Description

Gas steel is moulded crossover sub and is used leakproofness detection device

Technical Field

The utility model relates to the field of gas detection devices, in particular to a gas steel-plastic adapter sealing performance detection device.

Background

The gas pipeline is the transport carrier of natural gas, and its security performance is very important, especially areas such as indoor kitchen, and the general diameter of the gas pipeline of indoor use is less than main pipeline, consequently need use the adapter to carry out the switching, and the adapter of indoor use generally adopts the steel-plastic material of metal inner core outward appearance package plastic to make, because the wall thickness is also less than, consequently difficult to weld, generally adopts threaded connection's mode to connect, and threaded connection need carry out the rubber coating and seal or twine the raw material area.

In the normal flow of gas pipeline installation, the gas leakage detection that need carry out after the installation, current conventional detection means uses handheld detector to be close to the interface part, reads detector screen value and reveals the judgement, and this kind of detection mode has certain drawback, because receive the restriction of check-out time and the interference that detects space and air flow, a small amount of the diffusion of volatilizing rapidly of revealing is difficult to detect by the detector, leads to the erroneous judgement, consequently in order to solve above-mentioned problem, we have proposed a gas steel and plastic sealing nature detection device for crossover sub.

SUMMERY OF THE UTILITY MODEL

The utility model provides a tightness detection device for a gas steel-plastic adapter, which solves the problem that the tightness detection result of the joint of the existing gas pipeline adapter is easily interfered by the environment.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a gas is moulded steel and is sealed leakproofness detection device for crossover sub, includes the upper half shell, the bottom of the upper half shell is provided with half shell down, just be provided with indoor pipeline, trunk line and adapter between the upper half shell and the lower half shell, the top of the upper half shell is provided with connecting pipe, hinge joint, gauge outfit and test probe.

Preferably, trunk line and indoor pipeline are the matching threaded connection with the both ends of adapter respectively.

Preferably, the connecting pipe is fixed connection with the upper half shell, just the round hole has been seted up along its axial on the top of connecting pipe, the round hole runs through in connecting pipe and upper half shell, the test probe cup joints in the round hole, just the articulated joint is fixed connection with test probe's top, the gauge outfit is articulated with the articulated joint.

Preferably, the circumference lateral wall of articulated joint bottom has seted up the screw thread, just the screw thread is threaded connection with the connecting pipe.

Preferably, first circular slot has all been seted up to the both sides that upper half shell and lower half shell are close to each other, just second circular slot has all been seted up at the both ends of upper half shell and lower half shell, upper half shell and lower half shell are located the second circular slot matching of same end and have cup jointed first crescent rubber pad, upper half shell and lower half shell are located the one end of keeping away from first crescent rubber pad and are located the matching of second circular slot and have cup jointed second crescent rubber pad, and are two sets of first crescent rubber pad is to match with indoor pipeline and cup joints, and is two sets of second crescent rubber pad is to match with the trunk line and cup joints.

Preferably, the strip groove has all been seted up along its length direction to two long sides of upper half shell, just the two long sides of lower half shell all are provided with along its length direction and mould the magnetic stripe, it is mutually matchd with the strip groove to mould the magnetic stripe.

The utility model has the beneficial effects that:

1. the device is through the setting in first crescent rubber pad and second crescent rubber area, adapts to different pipe diameters and has kept the relative confined environment between first shell and the lower half shell for when the adapter takes place to reveal, the gas of revealing is concentrated between half shell, makes the gas concentration of revealing improve, is favorable to revealing the detection.

2. The device makes the gauge outfit can deflect in a flexible way through the hinge joint, makes things convenient for operating personnel to observe the reading.

3. The device sets up the bar groove and moulds the magnetic stripe through half shell and half shell down at last for the nimble convenient to use of the device dismouting.

To sum up, the device has effectually solved the problem that current gas pipeline adapter junction leakproofness testing result received environmental disturbance easily.

Drawings

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

Fig. 2 is a side view of the present invention.

Fig. 3 is an exploded view of the assembled structure of the present invention.

Reference numbers in the figures: 1. an upper half shell; 2. a lower half shell; 3. a first circular groove; 4. a second circular groove; 5. a strip-shaped groove; 6. molding a magnetic strip; 7. a first crescent rubber pad; 8. a second February rubber pad; 9. an indoor duct; 10. a main pipeline; 11. an adapter; 12. a connecting pipe; 13. a circular hole; 14. a hinge joint; 15. a gauge head; 16. detecting a probe; 17. and (4) threading.

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. 1-3, a leakproofness detection device for crossover sub is moulded to gas steel, including first half 1, the bottom of first half 1 is provided with half 2 down, just be provided with indoor pipeline 9, trunk line 10 and adapter 11 between first half 1 and the second half 2, the top of first half 1 is provided with connecting pipe 12, hinge 14, gauge outfit 15 and test probe 16, trunk line 10 and indoor pipeline 9 are matching threaded connection with the both ends of adapter 11 respectively, connecting pipe 12 is fixed connection with first half 1, just round hole 13 has been seted up along its axial in the top of connecting pipe 12, round hole 13 runs through in connecting pipe 12 and first half 1, test probe 16 cup joints in round hole 13, just hinge 14 is fixed connection with test probe 16's top, gauge outfit 15 is articulated with hinge 14, thread 17 has been seted up to the circumference lateral wall in hinge 14 bottom, the thread 17 is connected with the connecting pipe 12 in a threaded manner, the two sides of the upper half shell 1 and the lower half shell 2 which are close to each other are both provided with a first circular groove 3, and the two ends of the upper half-shell 1 and the lower half-shell 2 are both provided with second circular grooves 4, the second circular grooves 4 at the same end of the upper half-shell 1 and the lower half-shell 2 are sleeved with first crescent rubber pads 7 in a matching way, the ends, far away from the first crescent rubber pads 7, of the upper half shell 1 and the lower half shell 2 are positioned in the second circular groove 4 and are in matched sleeved connection with second crescent rubber pads 8, the two groups of first crescent rubber pads 7 are in matched sleeved connection with an indoor pipeline 9, the two groups of second crescent rubber pads 8 are in matched sleeved connection with a main pipeline 10, strip-shaped grooves 5 are formed in the two long side edges of the upper half shell 1 in the length direction, and the two long side edges of the lower half shell 2 are provided with plastic magnetic strips 6 along the length direction thereof, and the plastic magnetic strips 6 are mutually matched with the strip-shaped grooves 5.

The working principle is as follows: the indoor pipeline 9, the main pipeline 10 and the adapter 11 in the scheme do not belong to the structural part of the device, and are only taken as examples; the using process of the device comprises the steps of covering an upper half shell 1 on an adapter 11, aligning one end sleeved with a first crescent rubber pad 7 to the direction of an indoor pipeline 9, aligning one end sleeved with a second crescent rubber pad 8 to the direction of a main pipeline 10, enabling the first crescent rubber pad 7 and the second crescent rubber pad 8 to be respectively attached to and sleeved with the indoor pipeline 9 and the main pipeline 10, similarly enabling a lower half shell to cover below the adapter 11, manufacturing a shell of the device by using ferrous metal, aligning and adsorbing and fixing a plastic magnetic strip 6 on the lower half shell 2 and a strip-shaped groove 5 of the upper half shell 1, after waiting for a period of time, detecting air near the adapter 11 by using a detection probe 16, and reading by using a meter head 15; the device's first crescent rubber pad 7 and the setting of second crescent rubber area 8 are in order to adapt to different pipe diameters in order to keep the relatively confined environment between half 1 and the lower half 2, assume that adapter 11 takes place to reveal, and the gas of revealing is concentrated between half for the gas concentration who reveals improves, is favorable to revealing the detection.

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 (6)

1. The utility model provides a gas is moulded steel and is leakproofness detection device for crossover sub, includes upper half shell (1), its characterized in that, the bottom of upper half shell (1) is provided with lower half shell (2), just be provided with indoor pipeline (9), trunk line (10) and adapter (11) between upper half shell (1) and lower half shell (2), the top of upper half shell (1) is provided with connecting pipe (12), hinge (14), gauge outfit (15) and test probe (16).

2. The tightness detection device for the gas steel-plastic adapter according to claim 1, wherein the main pipe (10) and the indoor pipe (9) are respectively in matching threaded connection with two ends of the adapter (11).

3. The tightness detection device for the gas steel-plastic adapter according to claim 1, wherein the connecting pipe (12) is fixedly connected with the upper half casing (1), a round hole (13) is formed in the top end of the connecting pipe (12) along the axial direction of the connecting pipe, the round hole (13) penetrates through the connecting pipe (12) and the upper half casing (1), the detection probe (16) is sleeved in the round hole (13), the hinge joint (14) is fixedly connected with the top end of the detection probe (16), and the meter head (15) is hinged to the hinge joint (14).

4. The tightness detection device for the gas steel-plastic adapter according to claim 1, wherein a circumferential side wall of the bottom end of the hinge joint (14) is provided with a thread (17), and the thread (17) is in threaded connection with the connecting pipe (12).

5. The sealability detection apparatus for a gas steel-plastic crossover joint of claim 1, it is characterized in that the two sides of the upper half shell (1) and the lower half shell (2) which are close to each other are both provided with a first circular groove (3), and the two ends of the upper half shell (1) and the lower half shell (2) are both provided with second circular grooves (4), the upper half shell (1) and the lower half shell (2) are positioned in the second circular groove (4) at the same end and are sleeved with a first crescent rubber pad (7) in a matching way, the one end that upper half shell (1) and lower half shell (2) are located to keep away from first crescent rubber pad (7) is located second circular slot (4) and matches and has cup jointed second crescent rubber pad (8), and is two sets of first crescent rubber pad (7) are to match with indoor pipeline (9) and cup joint, and are two sets of second crescent rubber pad (8) are to match with trunk line (10) and cup joint.

6. The gas steel-plastic conversion joint tightness detection device according to claim 1, wherein the upper half shell (1) is provided with strip-shaped grooves (5) along the length direction of the upper half shell, the lower half shell (2) is provided with plastic magnetic strips (6) along the length direction of the lower half shell, and the plastic magnetic strips (6) are matched with the strip-shaped grooves (5).

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