Air bag air tightness detection device

Abstract

The utility model provides an air bag air tightness detection device, comprising a detection barrel, one end of the detection barrel is fixedly connected with a sealing cover, one end of the sealing cover is fixedly connected with a negative pressure pump through a pipeline, a wiper plate and a jet clamp are fixedly connected inside the detection barrel, a circular nozzle is rotatably connected inside the jet clamp, one end of the circular nozzle is fixedly connected with a blowing component, and the other side of the circular nozzle is movably connected with a swing component; water is poured into the barrel, and then the air bag is immersed in the water, and then the sealing cover is covered, and after vacuuming and maintaining pressure for ten minutes by a negative pressure pump, whether water enters the air bag can be checked to quickly detect whether the air tightness is good; when taking out the air bag, a rubber wiper plate can scrape off water on the surface of the air bag from multiple directions, and then the air is sprayed from multiple directions to the air bag through the circular nozzle through the blowing component, which can effectively remove liquid on the surface of the air bag, reduce the time for staff to wipe the liquid after taking out the air bag, and also prevent a large amount of water from accumulating on the detection desktop.

Description

Technical Field

[0001] The utility model relates to the technical field of gas sampling bags, in particular to an air bag air tightness detection device. Background Art

[0002] A gas sampling bag is a device used for gas sampling, which is widely used in environmental monitoring, industrial production, medical and health fields. This sampling bag can be filled with various gas samples, such as sulfides, halides and organic gases, and is suitable for the collection and storage of gas samples in petrochemicals, environmental monitoring, etc. The material of the gas sampling bag is usually aluminum-plastic composite film or PE / I / IAl / I / PP composite film. This material has the characteristics of strong corrosion resistance, extremely low air permeability and poor adsorption, making the bag suitable for containing sample gas. After the gas is stored, the air tightness of the bag needs to be tested to prevent affecting the subsequent analysis of gas concentration or composition.

[0003] After searching, the Chinese patent publication number CN106768735A discloses a gas sampling bag leakage detection device and detection method, including a weight-bearing device arranged on the sampling bag and a displacement detector for detecting the falling height or downward rotation angle of the weight-bearing device.

[0004] In view of the problems in the above technology that multiple variables with very small component angles and lengths need to be adjusted during operation and one test takes 50 minutes, the operation is cumbersome and time-consuming, and is not conducive to air tightness testing of multiple air bags; therefore, an air bag air tightness testing device is proposed. Utility Model Content

[0005] In view of this, the embodiments of the present utility model hope to provide an air bag air tightness detection device to solve or alleviate the technical problems existing in the prior art and at least provide a beneficial choice.

[0006] The technical solution of the embodiment of the utility model is achieved as follows: it includes a detection barrel, one end of the detection barrel is fixedly connected to a sealing cover, one end of the sealing cover is fixedly connected to a negative pressure pump through a pipeline, a wiper plate and a jet splint are fixedly connected inside the detection barrel, a circular nozzle is rotatably connected inside the jet splint, one end of the circular nozzle is fixedly connected to a blowing assembly, and the other side of the circular nozzle is movably connected to a swing assembly.

[0007] In some embodiments, the blowing assembly includes a jet switch and a negative pressure pump, one end of the negative pressure pump is fixedly connected to the jet switch through a pipe, one end of the jet switch is fixedly connected to the annular nozzle, a buffer groove is opened on one side of the jet splint, and one end of the jet switch is slidably connected to the buffer groove.

[0008] In some embodiments, one end of the annular nozzle is fixedly connected to a clamping plate 1 and a clamping plate 2, and one end of the clamping plate 2 is rotatably connected to a roller.

[0009] In some embodiments, the swing assembly includes an extrusion ramp, a driving slot, a driving wheel and an electric disk, one end of the electric disk is fixedly connected to the jet clamp, one end of the driving wheel is rotatably connected to the movable end of the electric disk, the other end of the driving wheel is movably connected to the driving slot, one end of the driving slot is fixedly connected to the extrusion ramp, and one end of the roller is movably connected to the extrusion ramp.

[0010] In some embodiments, one end of the jet clamp is fixedly connected to a limit plate, and one end of the limit plate and the clamping plate is fixedly connected to a spring.

[0011] In some embodiments, one side of the detection barrel is fixedly connected to a control host, and one end of the control host is typically connected to an air pump and a negative pressure pump.

[0012] In some embodiments, a drain outlet and a support column are fixedly connected to one end of the detection barrel, and a sealing groove is fixedly connected to the top of the detection barrel.

[0013] In some embodiments, one end of the detection barrel is fixedly connected to a plurality of support plates, one end of the sealing cover is fixedly connected to an extension rod, and one end of the extension rod is slidably connected to an upper pressure plate.

[0014] The embodiment of the utility model has the following advantages due to the adoption of the above technical solution:

[0015] 1. An air bag air tightness detection device, which fills water into a barrel and then immerses the air bag in water, then covers the air bag with a sealing cover and uses a negative pressure pump to evacuate and maintain pressure for ten minutes, then checks whether water has entered the air bag to quickly detect whether the air tightness is good. When taking out the air bag, a rubber scraper can scrape off water on the surface of the air bag from multiple directions, and then sprays air from multiple directions to the air bag through a circular nozzle through a blowing component, which can effectively remove liquid from the surface of the air bag, reduce the time for staff to wipe the liquid after taking out the air bag, and also prevent a large amount of water from accumulating on the detection table.

[0016] 2. An air bag air tightness detection device, which drives the circular nozzle to swing back and forth through the operation of an electric disk to evenly spray water to improve the water removal effect.

[0017] 3. An air bag air tightness detection device, which can press the air bag into the water through the support plate and the upper pressure plate to prevent the air bag from floating up. There is a rubber airbag inside the extension rod that can press the upper pressure plate downward and at the same time play a buffering role to adapt to air bags of different sizes.

[0018] The above summary is for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the utility model will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or technical descriptions will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 This is the main structural diagram of the utility model;

[0021] Figure 2 This is a cross-sectional structural diagram of the detection barrel of the utility model;

[0022] Figure 3 This is a structural diagram of the jet splint of the utility model;

[0023] Figure 4 This is a structural diagram of the lower side of the annular nozzle of the utility model;

[0024] Figure 5 This is a structural diagram of the drive motor installation of the utility model.

[0025] Reference numerals:

[0026] 1. Detection barrel; 2. Control host; 3. Blowing pump; 4. Negative pressure pump; 5. Sealing cover; 6. Extension rod; 7. Upper pressure plate; 8. Support plate; 9. Drain port; 10. Support column; 11. Wiper; 12. Sealing groove; 13. Jet splint; 14. Annular nozzle; 15. Buffer groove; 16. Jet switch; 17. Limit plate; 18. Card plate 1; 19. Spring; 20. Card plate 2; 21. Roller; 22. Extrusion ramp; 23. Drive groove; 24. Drive wheel; 25. Electric disk. DETAILED DESCRIPTION

[0027] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0028] The embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0029] Embodiment 1:

[0030] like Figure 1-5As shown, an air bag air tightness detection device comprises a detection barrel 1, one end of the detection barrel 1 is fixedly connected to a sealing cover 5, one end of the sealing cover 5 is fixedly connected to a negative pressure pump 4 through a pipeline, a wiper plate 11 and an air jet clamp 13 are fixedly connected inside the detection barrel 1, an annular nozzle 14 is rotatably connected inside the air jet clamp 13, one end of the annular nozzle 14 is fixedly connected to an air blowing component, and the other side of the annular nozzle 14 is movably connected to a swing component;

[0031] The blowing assembly includes an air jet switch 16 and a negative pressure pump 4. One end of the negative pressure pump 4 is fixedly connected to the air jet switch 16 through a pipeline. One end of the air jet switch 16 is fixedly connected to the annular nozzle 14. A buffer groove 15 is opened on one side of the air jet clamp 13. One end of the air jet switch 16 is slidably connected to the buffer groove 15.

[0032] When testing, water is poured into the barrel, and then the air bag is immersed in the water, and then the sealing cover 5 is covered and vacuumed by the negative pressure pump 4 for ten minutes, and then the air bag is checked for water to quickly test whether the air tightness is good;

[0033] When taking out the air bag, the rubber scraper 11 can scrape off the water on the surface of the air bag from multiple directions, and then spray the air from multiple directions through the annular nozzle 14 through the blowing component to the air bag, which can effectively remove the liquid on the surface of the air bag, reduce the time for the staff to wipe the liquid after taking out the air bag, and also prevent a large amount of water from accumulating on the detection table; and the swing component can drive the annular nozzle 14 to swing when spraying, so that the spraying is more uniform and the water removal effect is improved.

[0034] In this embodiment, one end of the annular nozzle 14 is fixedly connected to a clamping plate 18 and a clamping plate 20, and one end of the clamping plate 20 is rotatably connected to a roller 21;

[0035] The swing assembly includes an extrusion ramp 22, a driving slot 23, a driving wheel 24 and an electric disk 25. One end of the electric disk 25 is fixedly connected to the jet clamping plate 13, one end of the driving wheel 24 is rotatably connected to the movable end of the electric disk 25, the other end of the driving wheel 24 is movably connected to the driving slot 23, one end of the driving slot 23 is fixedly connected to the extrusion ramp 22, and one end of the roller 21 is movably connected to the extrusion ramp 22;

[0036] When the electric disk 25 is working, the driving groove 23 and the driving wheel 24 can drive the extrusion ramp 22 to move up and down, and then the roller 21 on one side of the driving clamp plate 20 can be squeezed by the inclined surface on one side of the extrusion ramp 22, so that the annular nozzle 14 can swing back and forth to evenly spray water.

[0037] In this embodiment, one end of the jet clamping plate 13 is fixedly connected to the limit plate 17, and one end of the limit plate 17 and the clamping plate 18 is fixedly connected to a spring 19;

[0038] The limiting plate 17 can allow the annular nozzle 14 to return to its original position after being swung through a spring 19 connected to one side.

[0039] In this embodiment, a control host 2 is fixedly connected to one side of the detection barrel 1, and an end of the control host 2 is typically connected to an air pump 3 and a negative pressure pump 4; the control host 2 can control and operate the electronic components in the device.

[0040] In this embodiment: when testing, water is poured into the barrel, and then the air bag is immersed in the water, and then the sealing cover 5 is covered and vacuumed by the negative pressure pump 4 for ten minutes, and then the air bag is checked to see whether water has entered the air bag, so as to quickly detect whether the air tightness is good;

[0041] When the air bag is taken out, the rubber scraper 11 can scrape the water on the surface of the air bag from multiple directions, and then spray the air from multiple directions to the air bag through the annular nozzle 14 through the blowing component, which can effectively remove the liquid on the surface of the air bag, reduce the time for the staff to wipe the liquid after taking out the air bag, and also prevent a large amount of water from accumulating on the detection table; and the swing component can drive the annular nozzle 14 to swing when spraying, so that the spray is more uniform and the water removal effect is improved;

[0042] When the electric disk 25 is working, the extrusion ramp 22 can be driven to move up and down through the driving groove 23 and the driving wheel 24, and then the roller 21 on one side of the driving card plate 20 is squeezed by the inclined surface on one side of the extrusion ramp 22, so that the annular nozzle 14 can swing back and forth to evenly spray water;

[0043] The limiting plate 17 can allow the annular nozzle 14 to return to its original position after swinging through a spring 19 connected to one side;

[0044] The control host 2 can control and operate the electronic components in the device.

[0045] Embodiment 2:

[0046] An air bag air tightness detection device, this embodiment makes the following improvements on the basis of embodiment 1, such as Figure 1-5 As shown,

[0047] In this embodiment, a drain port 9 and a support column 10 are fixedly connected to one end of the detection barrel 1, and a sealing groove 12 is fixedly connected to the top of the detection barrel 1;

[0048] The sealing groove 12 can improve the sealing performance of the cover plate 5. A solenoid valve is provided on one side of the drain port 9 for sealing and waterproofing. The support column 10 is preferably a rubber column to provide stability.

[0049] In this embodiment, a plurality of support plates 8 are fixedly connected to one end of the detection barrel 1, an extension rod 6 is fixedly connected to one end of the sealing cover 5, and an upper pressing plate 7 is slidably connected to one end of the extension rod 6;

[0050] The support plate 8 and the upper pressure plate 7 are arc-shaped plates, which can press the air bag into the water to prevent the air bag from floating up. The extension rod 6 has a rubber airbag inside that can press the upper pressure plate 7 downwards and at the same time play a buffering role to adapt to air bags of different sizes.

[0051] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of various changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. An air bag air tightness detection device, comprising a detection barrel (1), characterized in that: One end of the detection barrel (1) is fixedly connected to a sealing cover (5), one end of the sealing cover (5) is fixedly connected to a negative pressure pump (4) through a pipeline, a wiper plate (11) and an air jet clamp (13) are fixedly connected inside the detection barrel (1), an annular nozzle (14) is rotatably connected inside the air jet clamp (13), one end of the annular nozzle (14) is fixedly connected to an air blowing assembly, and the other side of the annular nozzle (14) is movably connected to a swing assembly.

2. The air bag air tightness detection device according to claim 1, characterized in that: The air blowing assembly comprises an air jet switch (16) and a negative pressure pump (4), one end of the negative pressure pump (4) is fixedly connected to the air jet switch (16) through a pipeline, one end of the air jet switch (16) is fixedly connected to the annular nozzle (14), a buffer groove (15) is formed on one side of the air jet clamp (13), and one end of the air jet switch (16) is slidably connected to the buffer groove (15).

3. The air bag air tightness detection device according to claim 2, characterized in that: One end of the annular nozzle (14) is fixedly connected to a first clamping plate (18) and a second clamping plate (20), and one end of the second clamping plate (20) is rotatably connected to a roller (21).

4. The air bag air tightness detection device according to claim 2, characterized in that: The swing assembly comprises an extrusion ramp (22), a driving groove (23), a driving wheel (24) and an electric disk (25); one end of the electric disk (25) is fixedly connected to the jet clamp (13); one end of the driving wheel (24) is rotatably connected to the movable end of the electric disk (25); the other end of the driving wheel (24) is movably connected to the driving groove (23); one end of the driving groove (23) is fixedly connected to the extrusion ramp (22); and one end of the roller (21) is movably connected to the extrusion ramp (22).

5. The air bag air tightness detection device according to claim 3, characterized in that: One end of the jet clamping plate (13) is fixedly connected to a limit plate (17), and one end of the limit plate (17) and a clamping plate (18) is fixedly connected to a spring (19).

6. The air bag air tightness detection device according to claim 5, characterized in that: One side of the detection barrel (1) is fixedly connected to a control host (2), and one end of the control host (2) is typically connected to an air blowing pump (3) and a negative pressure pump (4).

7. The air bag air tightness detection device according to claim 6, characterized in that: One end of the detection barrel (1) is fixedly connected to a drain port (9) and a support column (10), and the top of the detection barrel (1) is fixedly connected to a sealing groove (12).

8. The air bag air tightness detection device according to claim 7, characterized in that: One end of the detection barrel (1) is fixedly connected to a plurality of support plates (8), one end of the sealing cover (5) is fixedly connected to an extension rod (6), and one end of the extension rod (6) is slidably connected to an upper pressure plate (7).

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