Equipment for detecting hydrogen in methane

Abstract

The utility model belongs to the technical field of hydrogen detection, and particularly relates to a device for detecting hydrogen in methane, which comprises a hydrogen leak detector main body, a collection head is fixedly arranged on the hydrogen leak detector main body, a loading seat is fixedly arranged on the hydrogen leak detector main body and located on the outer side of the collection head, and a connecting seat is sleeved on the loading seat. A communicating hose is fixedly connected to the connecting base, the outer side of the communicating hose is sleeved with a flexible protective sleeve, a bottom connecting ring is arranged at the top of the communicating hose, and a through ball valve is integrally formed on the bottom connecting ring. Hydrogen is conveyed to the inner side of the middle-through ball bowl through the integrally-formed top connecting ring on the middle-through ball bowl, multi-angle rotation can be achieved through the middle-through ball valve and the middle-through ball bowl, and by adjusting the angle between the middle-through ball valve and the middle-through ball bowl, hydrogen can be conveyed to the inner side of the middle-through ball bowl by adjusting the angle between the middle-through ball valve and the middle-through ball bowl according to the position with the complex structure in a pipeline or a container. One-to-one detection can be performed on the hydrogen leakage points in a targeted manner, and the detection accuracy of the hydrogen leakage detector main body can be improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of hydrogen detection, in particular to a device for detecting hydrogen in methane. Background Art

[0002] Hydrogen is an extremely flammable gas. When mixed with air at a concentration of 4% to 75%, or when mixed with chlorine at a concentration of 5% to 95%, it is an extremely explosive gas that can easily explode when stimulated by heat, sunlight or sparks.

[0003] Hydrogen leakage must be avoided during storage, transportation, and use, and it is particularly important to detect hydrogen leakage.

[0004] When detecting hydrogen in complex pipelines or containers, it is often difficult to detect the leak point precisely because the leak is too difficult to detect, which affects the detection effect. Therefore, a device for detecting hydrogen in methane is proposed to address the above problem. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art and solve at least one technical problem raised in the background art, the present invention proposes a device for detecting hydrogen in methane.

[0006] The technical solution adopted by the present invention to solve its technical problems is: the present invention describes a device for detecting hydrogen in methane, comprising a hydrogen leak detector body, a collection head fixedly provided on the hydrogen leak detector body, a loading seat fixedly provided on the hydrogen leak detector body and located on the outside of the collection head, a connecting seat sleeved on the loading seat, a connecting hose fixedly connected to the connecting seat, a flexible protective sleeve sleeved on the outside of the connecting hose, a bottom connecting ring provided on the top of the connecting hose, a center-through ball valve integrally formed on the bottom connecting ring, a center-through ball bowl fitted in the outer clearance of the center-through ball valve, a top connecting ring integrally formed on the center-through ball bowl, and a connecting hole provided on the end of the center-through ball valve away from the bottom connecting ring.

[0007] Preferably, a sealing groove is provided on the loading seat, and a threaded groove is provided on the outer side of the loading seat.

[0008] Preferably, a sealing ring is integrally formed on the inner side of the connecting seat, a reserved groove is reserved between the connecting seat and the sealing ring, a thread is provided on the inner side of the connecting seat, the thread is engaged with the thread groove, and the sealing ring extends to the inner side of the sealing groove.

[0009] Preferably, a connecting groove is provided on the bottom connecting ring, and the connecting groove is adapted to the connecting hose.

[0010] Preferably, the inner diameter of the top connecting ring is at least twice the radius of the communicating hole.

[0011] Preferably, a ventilation hole is fixedly provided on the top of the top connecting ring.

[0012] Beneficial effects of the utility model:

[0013] The utility model provides a hydrogen detection device in methane, which is used to transmit hydrogen through a connecting hose fixedly connected to a connecting seat. By extending the flexible protective sleeve and the connecting hose into the interior of a pipeline or container, a larger detection range can be achieved. The flexible protective sleeve provided on the outside of the connecting hose is used to protect the connecting hose. The connecting hose can be bent to adapt to pipelines with complex internal structures, thereby improving the convenience of detection.

[0014] The bottom connecting ring provided on the top of the connecting hose is used to receive the connecting hose and the center ball valve and seal the connection; the center ball valve integrally formed on the bottom connecting ring is used to transport hydrogen; the center ball bowl fitted through the outer clearance of the center ball valve is used to transport hydrogen to the inner side of the center ball valve; the top connecting ring integrally formed on the center ball bowl is used to transport hydrogen to the inner side of the center ball bowl; the center ball valve and the center ball bowl can be rotated at multiple angles; for locations with complex structures in pipelines or containers, the angle between the center ball valve and the center ball bowl can be adjusted to enable targeted one-to-one detection of hydrogen leakage points, which is beneficial to improving the accuracy of the main body detection of the hydrogen leak detector. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of this application. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention.

[0016] In the attached figure:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a structural diagram of the loading seat in the utility model;

[0019] Figure 3 This is a schematic structural diagram of the flexible protective cover in the utility model;

[0020] Figure 4 It is a schematic cross-sectional view of the flexible protective cover structure in the utility model.

[0021] Legend:

[0022] 1. Hydrogen leak detector body; 2. Collection head; 3. Loading seat; 4. Sealing groove; 5. Threaded groove; 6. Connecting seat; 7. Sealing ring; 8. Thread; 9. Flexible protective cover; 10. Connecting hose; 11. Reserved groove; 12. Bottom connecting ring; 13. Connecting groove; 14. Center-through ball valve; 15. Center-through ball bowl; 16. Top connecting ring; 17. Air vent; 18. Connecting hole. DETAILED DESCRIPTION

[0023] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] Specific examples are given below.

[0025] See also Figures 1-4 The utility model provides a hydrogen detection device in methane, including a hydrogen leak detector body 1, a collection head 2 is fixedly provided on the hydrogen leak detector body 1, a loading seat 3 is fixedly provided on the hydrogen leak detector body 1 and located on the outside of the collection head 2, a connecting seat 6 is sleeved on the loading seat 3, a connecting hose 10 is fixedly connected to the connecting seat 6, a flexible protective sleeve 9 is sleeved on the outside of the connecting hose 10, a bottom connecting ring 12 is provided on the top of the connecting hose 10, a middle ball valve 14 is integrally formed on the bottom connecting ring 12, a middle ball bowl 15 is fitted in the outer gap of the middle ball valve 14, a top connecting ring 16 is integrally formed on the middle ball bowl 15, and a connecting hole 18 is opened at the end of the middle ball valve 14 away from the bottom connecting ring 12;

[0026] During operation, the main body 1 of the hydrogen leak detector can be used to detect tiny hydrogen leaks in equipment, pipelines or containers. The collection head 2 fixedly arranged on the main body 1 of the hydrogen leak detector is used to collect hydrogen and detect it through the main body 1 of the hydrogen leak detector. The loading seat 3 fixedly arranged on the main body 1 of the hydrogen leak detector and located on the outside of the collection head 2 can be used to protect the collection head 2 and extend the hydrogen collection range of the collection head 2. The connecting seat 6 sleeved on the loading seat 3 is used to connect with the loading seat 3 and can seal the connection to prevent leakage during detection and affect the detection effect of hydrogen. The connecting hose 10 fixedly connected to the connecting seat 6 is used to transmit hydrogen. By extending the flexible protective sleeve 9 and the connecting hose 10 to the inside of the pipeline or container, a larger detection range can be achieved. The flexible protective sleeve 9 sleeved on the outside of the connecting hose 10 is used to protect the connecting hose 10, and the connecting hose 10 can be bent to fit inside The pipeline with complex internal structure is used to improve the convenience of detection. The bottom connecting ring 12 set on the top of the connecting hose 10 is used to receive the connecting hose 10 and the middle ball valve 14, and seal the connection. The middle ball valve 14 integrally formed on the bottom connecting ring 12 is used to transport hydrogen. The middle ball bowl 15 with the outer clearance of the middle ball valve 14 is used to transport hydrogen to the inner side of the middle ball valve 14. The top connecting ring 16 integrally formed on the middle ball bowl 15 is used to transport hydrogen to the middle ball bowl 1 5, the through-hole ball valve 14 and the through-hole ball bowl 15 can be rotated at multiple angles. For locations with complex structures in pipelines or containers, by adjusting the angle between the through-hole ball valve 14 and the through-hole ball bowl 15, a targeted one-to-one detection of hydrogen leak points can be performed, which is beneficial to improving the detection accuracy of the hydrogen leak detector body 1. The connecting hole 18 provided at the end of the through-hole ball valve 14 away from the bottom ring 12 is used to connect the through-hole ball valve 14 and the through-hole ball bowl 15.

[0027] Further, such as Figure 2 As shown, a sealing groove 4 is provided on the loading seat 3, and a threaded groove 5 is provided on the outer side of the loading seat 3;

[0028] During operation, the sealing groove 4 opened on the loading seat 3 is used for plugging the sealing ring 7, so that the connecting seat 6 maintains sufficient sealing after being connected to the loading seat 3, thereby improving the detection effect of the hydrogen leak detector body 1, and the threaded groove 5 opened on the outer side of the loading seat 3 is used for convenient connection between the loading seat 3 and the connecting seat 6.

[0029] Further, such as Figure 4 As shown, a sealing ring 7 is integrally formed on the inner side of the connecting seat 6, a reserved groove 11 is reserved between the connecting seat 6 and the sealing ring 7, a thread 8 is provided on the inner side of the connecting seat 6, the thread 8 is engaged with the thread groove 5, and the sealing ring 7 extends to the inner side of the sealing groove 4;

[0030] During operation, the sealing ring 7 integrally formed on the inner side of the connecting seat 6 is used to be inserted into the sealing groove 4 to ensure the sealing after the loading seat 3 and the connecting seat 6 are connected. The reserved groove 11 reserved between the connecting seat 6 and the sealing ring 7 is used for the sealing connection between the loading seat 3 and the connecting seat 6. The thread 8 set on the inner side of the connecting seat 6 is used to cooperate with the thread groove 5 to seal the loading seat 3 and the connecting seat 6, thereby ensuring the sealing of the connection between the loading seat 3 and the connecting seat 6.

[0031] Further, such as Figure 4 As shown, a connecting groove 13 is provided on the bottom connecting ring 12, and the connecting groove 13 is adapted to the connecting hose 10;

[0032] During operation, the connecting groove 13 provided on the bottom connecting ring 12 is used to connect and seal the connecting hose 10 , thereby ensuring that no gas leakage occurs when hydrogen flows into the inner side of the connecting hose 10 .

[0033] Further, such as Figure 4 As shown, the inner diameter of the top connecting ring 16 is at least twice the radius of the communicating hole 18;

[0034] During operation, by making the inner diameter of the top connecting ring 16 at least twice the radius of the communicating hole 18, during the process of adjusting the angle between the through ball valve 14 and the through ball bowl 15, the through ball bowl 15 will not block the hydrogen from entering the through ball valve 14, thereby ensuring the smooth entry of hydrogen.

[0035] Further, such as Figure 4 As shown, a vent hole 17 is fixedly provided on the top of the top connecting ring 16;

[0036] During operation, the vent hole 17 fixedly provided on the top of the top connecting ring 16 is used for the entry of hydrogen gas on the one hand, and can prevent foreign matter in the pipeline or container from entering the inner side of the connecting hose 10 on the other hand.

[0037] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention as claimed.

Claims

1. A hydrogen in methane detection device, comprising a hydrogen leak detector body (1), a collection head (2) fixedly provided on the hydrogen leak detector body (1), characterized in that: A loading seat (3) is fixedly provided on the main body (1) of the hydrogen leak detector and located outside the collection head (2); a connecting seat (6) is sleeved on the loading seat (3); a connecting hose (10) is fixedly connected to the connecting seat (6); a flexible protective sleeve (9) is sleeved on the outside of the connecting hose (10); a bottom connecting ring (12) is provided on the top of the connecting hose (10); a middle ball valve (14) is integrally formed on the bottom connecting ring (12); a middle ball bowl (15) is fitted in the outer clearance of the middle ball valve (14); a top connecting ring (16) is integrally formed on the middle ball bowl (15); and a connecting hole (18) is provided on the end of the middle ball valve (14) away from the bottom connecting ring (12).

2. The hydrogen detection device for methane according to claim 1, characterized in that: A sealing groove (4) is provided on the loading seat (3), and a threaded groove (5) is provided on the outer side of the loading seat (3).

3. The hydrogen detection device for methane according to claim 2, characterized in that: A sealing ring (7) is integrally formed on the inner side of the connecting seat (6), a reserved groove (11) is reserved between the connecting seat (6) and the sealing ring (7), a thread (8) is provided on the inner side of the connecting seat (6), the thread (8) is engaged with the thread groove (5), and the sealing ring (7) extends to the inner side of the sealing groove (4).

4. The hydrogen detection device in methane according to claim 1, characterized in that: The bottom connecting ring (12) is provided with a connecting groove (13), and the connecting groove (13) is adapted to the connecting hose (10).

5. The hydrogen detection device in methane according to claim 1, characterized in that: The inner diameter of the top connecting ring (16) is at least twice the radius of the communicating hole (18).

6. The hydrogen detection device for methane according to claim 1, characterized in that: A vent hole (17) is fixedly provided on the top of the top connecting ring (16).

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