CN217819245U - Portable closed container leakage rate detecting instrument - Google Patents
Portable closed container leakage rate detecting instrument Download PDFInfo
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- CN217819245U CN217819245U CN202221536432.0U CN202221536432U CN217819245U CN 217819245 U CN217819245 U CN 217819245U CN 202221536432 U CN202221536432 U CN 202221536432U CN 217819245 U CN217819245 U CN 217819245U
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- leakage rate
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Abstract
The utility model relates to a portable airtight container leakage rate detecting instrument, include: the device comprises a shell, an inflator pump, an exhaust electromagnetic valve, a power supply, a controller and two pneumatic connectors, wherein the inflator pump, the exhaust electromagnetic valve, the power supply and the controller are arranged in the shell; the first pneumatic connector is communicated with an outlet of the air pump, and the second pneumatic connector is communicated with the exhaust solenoid valve; the inflator pump, the exhaust electromagnetic valve and the power supply are respectively and electrically connected with the controller. The portable closed container leakage rate detecting instrument has the advantages of small size, convenience in carrying, no need of an external compressed air source and high detection efficiency.
Description
Technical Field
The utility model belongs to the technical field of the leak testing device technique and specifically relates to a portable airtight container leakage rate detecting instrument.
Background
At present, the tightness of a closed container is detected by a dry air method, a water immersion method and a trace gas method; the water immersion method may damage the product to be tested and may not quantitatively detect the leakage rate; the trace gas method is to fill inert gas into a closed container to detect the change of gas concentration, is generally used for workpieces for low-pressure detection, and has high detection precision, high cost and complex detection; the dry air method is to detect the change of the internal pressure of the container by pressurizing or vacuumizing the detection container, and the detection medium is generally air, so that the method has the advantages of cleanness, tidiness, no toxicity and no harm; the structure of the leakage rate detector by the dry air method can be obtained from the Chinese patent application number: the utility model of CN202121884543.6 relates to an intelligent cylinder leakage rate detector; the leakage rate detector of traditional dry air method has the great inconvenience of carrying of volume, needs external compressed air source, and the lower not enough of detection efficiency, consequently, designs the less convenient to carry of a volume, does not need external compressed air source, and the portable airtight container leakage rate detecting instrument that detection efficiency is higher becomes the problem that awaits the solution urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming present dry air method leakage rate detector and having the great inconvenience of carrying of volume, need external compressed air source, the lower not enough of detection efficiency provides the less convenient to carry of volume, does not need external compressed air source, the higher portable airtight container leakage rate detecting instrument of detection efficiency.
The utility model has the following specific technical scheme:
a portable closed container leak rate detection instrument comprising: the device comprises a shell, an inflator pump, an exhaust electromagnetic valve, a power supply, a controller and two pneumatic connectors, wherein the inflator pump, the exhaust electromagnetic valve, the power supply and the controller are arranged in the shell; the first pneumatic connector is communicated with an outlet of the air pump, and the second pneumatic connector is communicated with the exhaust solenoid valve; the inflator pump, the exhaust electromagnetic valve and the power supply are respectively electrically connected with the controller.
Preferably, the portable closed container leakage rate detecting instrument further comprises: the pressure sensor is arranged in the shell and positioned between the second pneumatic connector and the exhaust electromagnetic valve; the pressure sensor is electrically connected with the controller.
Preferably, the portable leak rate detector for a sealed container further comprises: an air filter is mounted in the housing and is positioned between the first pneumatic fitting and the outlet of the inflator pump.
Preferably, the controller is provided with a display screen and a start button switch which are arranged at the upper end of the shell.
Preferably, the power supply is a rechargeable battery; the upper end of the shell is provided with a power button switch, and the front end of the shell is provided with a charging socket; the power button switch and the charging socket are respectively electrically connected with the rechargeable battery.
Preferably, the upper end of the shell is provided with a handle.
Preferably, the rear end of the shell is provided with a cover plate which is detachably connected and a vent hole group arranged on the cover plate.
The specific detection operation steps are as follows:
connecting the interfaces A and B reserved on the closed container 16 to be detected with two pneumatic connectors of a detection device, which are used for being connected with the closed container to be detected, in a one-to-one correspondence manner; pressing a power supply button switch, displaying to-be-detected on a display screen, then pressing a start button switch, automatically detecting the leakage rate of the to-be-detected closed container by a detection device, and displaying the result of the detection leakage rate on the screen; and automatically judging whether the leakage rate is qualified or not according to the detection result.
The detection principle is as follows:
pressing the button, the pump inflates the cavity of the sealed container to be detected, the pressure value is set, the pressure is stabilized by 120S, and the controller automatically records the initial pressure: recording ending pressure PT after PS and 60S, and recording detection time CT; according to the formula: leakage rate C = [ (3600 × (PS-PT)/(101325 + PT) × CT) ]100, and the leakage rate is calculated.
Compared with the prior art, the beneficial effects of the utility model are that: portable airtight container leakage rate detecting instrument, from taking the pump, the power is rechargeable battery, detects the real-time demonstration of pressure value, direct display leakage rate and testing result, once detect and can accomplish in 3min, the less convenient to carry of volume does not need external compressed air source, detection efficiency is higher. Two pneumatic connectors used for being connected with the closed container to be detected are arranged at the front end of the shell and are quickly and conveniently connected with the container to be detected. And the air filter positioned between the first pneumatic connector and the outlet of the air pump is favorable for filtering and purifying the air entering the closed container to be detected. The upper end of the shell is provided with a handle which is convenient to carry. The rear end of the shell is provided with a cover plate which is detachably connected and a vent hole group arranged on the cover plate, thereby being beneficial to installation, maintenance and ventilation.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of FIG. 1;
fig. 3 is a detection schematic diagram of the present invention.
In the figure: the device comprises a shell 1, an inflator pump 2, an exhaust electromagnetic valve 3, a controller 4, a first pneumatic connector 5, a second pneumatic connector 6, a pressure sensor 7, an air filter 8, a display screen 9, a starting button switch 10, a rechargeable battery 11, a power supply button switch 12, a charging socket 13, a handle 14, a cover plate 15 and a closed container 16 to be detected.
Detailed Description
The invention will be further described with reference to the drawings.
As shown in the attached figures 1, 2 and 3: a portable leak rate detection instrument for a sealed container, comprising: the device comprises a shell 1, an inflator pump 2, an exhaust electromagnetic valve 3, a power supply, a controller 4 and two pneumatic connectors, wherein the inflator pump 2, the exhaust electromagnetic valve 3, the power supply and the controller 4 are arranged in the shell 1; the first pneumatic connector 5 is communicated with the outlet of the inflator 2 through a communicating pipe, and the second pneumatic connector 6 is communicated with the exhaust solenoid valve 3 through a communicating pipe; the inflator pump 2, the exhaust electromagnetic valve 3 and the power supply are respectively and electrically connected with the controller 4.
The portable closed container leakage rate detecting instrument further comprises: a pressure sensor 7 arranged in the shell 1 and positioned between the second pneumatic connector 6 and the exhaust solenoid valve 3; the pressure sensor 7 is electrically connected with the controller 4.
The portable closed container leakage rate detecting instrument further comprises: an air filter 8 is mounted in the housing 1 between the first pneumatic connector 5 and the outlet of the inflator 2.
The controller 4 is provided with a display screen 9 and a starting button switch 10 which are arranged at the upper end of the shell 1.
The power supply is a rechargeable battery 11; the upper end of the shell 1 is provided with a power button switch 12, and the front end of the shell 1 is provided with a charging socket 13; the power button switch 12 and the charging socket 13 are electrically connected to the rechargeable battery 11.
The upper end of the shell 1 is provided with a handle 14.
The rear end of the housing 1 is provided with a cover plate 15 screwed and a vent hole group (not shown) provided in the cover plate.
In addition to the above embodiments, the technical features or technical data of the present invention can be selected and combined again within the scope disclosed in the claims and the specification of the present invention to constitute new embodiments, which can be realized by those skilled in the art without creative efforts, and therefore, the embodiments of the present invention not described in detail should be regarded as specific embodiments of the present invention and within the protection scope of the present invention.
Claims (7)
1. A portable closed container leak rate detection instrument comprising: casing, characterized by, portable airtight container leak rate detecting instrument still include: the device comprises an inflator pump, an exhaust electromagnetic valve, a power supply, a controller and two pneumatic connectors, wherein the inflator pump, the exhaust electromagnetic valve, the power supply and the controller are arranged in a shell; the first pneumatic connector is communicated with an outlet of the air pump, and the second pneumatic connector is communicated with the exhaust solenoid valve; the inflator pump, the exhaust electromagnetic valve and the power supply are respectively and electrically connected with the controller.
2. A portable closed container leak rate detection instrument as claimed in claim 1 further comprising: the pressure sensor is arranged in the shell and positioned between the second pneumatic connector and the exhaust electromagnetic valve; the pressure sensor is electrically connected with the controller.
3. The portable leak rate detector for a sealed container of claim 1, further comprising: an air filter is mounted in the housing and is positioned between the first pneumatic fitting and the outlet of the inflator pump.
4. A portable closed container leakage rate tester as claimed in claim 1, 2 or 3, wherein the controller is provided with a display screen mounted on the upper end of the casing, and a start button switch.
5. A portable closed container leakage rate detector according to claim 1, 2 or 3 wherein said power source is a rechargeable battery; the upper end of the shell is provided with a power button switch, and the front end of the shell is provided with a charging socket; the power button switch and the charging socket are respectively electrically connected with the rechargeable battery.
6. A portable closed container leakage rate measuring instrument according to claim 1, 2 or 3, wherein a handle is provided at the upper end of the housing.
7. A portable leakage rate tester for sealed containers as claimed in claim 1, 2 or 3, wherein the rear end of the casing has a cover plate and a set of vent holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221536432.0U CN217819245U (en) | 2022-06-16 | 2022-06-16 | Portable closed container leakage rate detecting instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221536432.0U CN217819245U (en) | 2022-06-16 | 2022-06-16 | Portable closed container leakage rate detecting instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217819245U true CN217819245U (en) | 2022-11-15 |
Family
ID=83993195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221536432.0U Active CN217819245U (en) | 2022-06-16 | 2022-06-16 | Portable closed container leakage rate detecting instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217819245U (en) |
-
2022
- 2022-06-16 CN CN202221536432.0U patent/CN217819245U/en active Active
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