CN212674364U

CN212674364U - Full-automatic air tightness tester

Info

Publication number: CN212674364U
Application number: CN202021942389.9U
Authority: CN
Inventors: 李国栋
Original assignee: Shenzhen Nanpu Kechuang Technology Co ltd
Current assignee: Shenzhen Nanpu Kechuang Technology Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-03-09
Anticipated expiration: 2030-09-08

Abstract

The utility model discloses a full-automatic air tightness tester, which comprises a bottom shell, wherein a housing is fixed at the outer side of the upper end of the bottom shell, a display screen is embedded in an acrylic display screen panel, a start button and a test port are arranged at the bottom of the left side of the bottom shell, and a power socket, two groups of control interfaces, an air inlet pipe interface and two groups of precise pressure regulating valves are arranged at the right side of the bottom shell; two sets of pressure transmitters are installed in the bottom shell through pressure transmitter mounting seats, and an electromagnetic valve, a control main board and a DC12V power module are further arranged in the bottom shell. The utility model discloses test operation is simplified in full-automatic, and automation equipment and user demand are matchd to the multi-functional type: parameters such as test air pressure, test time and the like can be set, a full-automatic one-key starting or starting signal receiving is carried out, manual intervention is not needed in the process of testing the product, whether the product is qualified or not is directly judged, a judgment result data signal is output, and test data are automatically stored.

Description

Full-automatic air tightness tester

Technical Field

The utility model relates to an air tightness tester technical field specifically is a full-automatic air tightness tester.

Background

The traditional leak detection methods mainly comprise the following steps:

(1) inflating and placing in water to see whether bubbles appear;

(2) the rare gas leakage detection is to fill a certain amount of rare gas into the object to be detected, and then detect the concentration of the rare gas outside the product to judge the quality of the product;

(3) ultrasonic leak detection, namely scanning the surface of a product through sound wave equipment to find a leak point;

(4) and (4) manual inflation leak detection, namely manually aerating the object to be detected, standing for a period of time, and comparing the saturation.

(5) The price of imported equipment is high, and the operation is complex;

the above leak detection method has the following disadvantages:

(1) the air bubbles are confirmed in the process of inflating and discharging water, the efficiency is low, the electronic product test is troublesome, the medical product is used, and the product needs to be air-dried and disinfected after the test.

(2) The rare gas leakage detection cost is high, the detection time is long, and the method is mainly applied to detection in high-precision fields such as aviation.

(3) The ultrasonic leak detection test has long time and is easy to misjudge, and is mainly used for testing underground pipelines.

(4) The manual inflation leak hunting operation has low efficiency, occupies a space, has long testing time and has no data support for result judgment.

The price of imported equipment is too high, and the test operation is complicated, and the method is generally applied to the test of commercial products. Therefore, a full-automatic air tightness tester is provided.

Disclosure of Invention

An object of the utility model is to provide a full-automatic gas tightness tester to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a full-automatic air tightness tester comprises a bottom shell, wherein a housing is fixed on the outer side of the upper end of the bottom shell, an acrylic display screen panel is arranged at an opening on the left side of the bottom shell, a display screen is embedded in the acrylic display screen panel, a start button and a test port are arranged at the bottom of the left side of the bottom shell, and a power socket, two groups of control interfaces, an RS communication interface, an air inlet pipe interface, a test data storage TF card, a bar code scanning interface and two groups of precise pressure regulating valves are arranged on the right side of the bottom shell;

two sets of pressure transmitter are installed through the pressure transmitter mount pad in the inside of drain pan, the inside of drain pan still is equipped with solenoid valve, control mainboard and DCV power module, control mainboard electric connection respectively in solenoid valve, pressure transmitter, accurate air-vent valve, test data storage TF card, bar code scanning rifle interface, control interface and RS communication interface.

As a further optimization of the technical scheme, a handle is arranged in the middle of the upper end of the housing.

As a further optimization of the technical scheme, the start buttons and the test ports are respectively provided with two groups, and the two groups of start buttons are positioned between the two groups of test ports.

As a further optimization of the technical scheme, the air inlet pipe interface is connected to an air outlet of the air compressor, and the test port is connected with a product to be subjected to air tightness test.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses full-automatic test operation that simplifies, many functional type match automation equipment and user's demand, can set for test atmospheric pressure, test time isoparametric, and full-automatic a key starts or accepts the enabling signal, and the test product need not artificial intervention midway, directly judges whether qualified the product to judge result data signal output, and test data automatic storage.

The I/O wiring port can be connected and matched with an automatic production line or automatic equipment, so that full-automatic control is realized;

data transmission, full-automatic setting and control can be realized through RS485 communication;

the USB interface can be connected with a bar code or two-dimensional code scanning gun, and the serial number information of each product to be tested is input;

test data storage can be performed through the TF card; the testing staged main data is automatically stored in the SD card without manual recording;

and (3) double-channel testing: the method is completely independent of pipeline and program design, and can simultaneously test 2 paths of different parameters and different products;

visual large-screen display: 8.0 cun industrial touch screen, each stage product state shows in real time, and utmost point simple interface design and operation.

Drawings

Fig. 1 is a schematic diagram of the explosion structure of the present invention;

FIG. 2 is a schematic view of the overall three-dimensional structure of the present invention;

fig. 3 is a schematic view of the program control flow of the testing process of the present invention.

In the figure: 2 solenoid valve, 3 pressure transmitter mount pad, 4 pressure transmitter, 5 accurate air-vent valves, 6 supply socket, 7 control interface, 8 RS485 communication interface, 9 control mainboard, 10 inlet tube interface, 11 DC12V power module, 12 start button, 13 test ports, 14 enclosers, 15 handles, 16 display screens, 17 ya keli display screen panel, 18 drain pans.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a full-automatic air tightness tester comprises a bottom shell 18, wherein a housing 14 is fixed on the outer side of the upper end of the bottom shell 18, an acrylic display screen panel 17 is arranged at an opening on the left side of the bottom shell 18, a display screen 16 is embedded in the acrylic display screen panel 17, a start button 12 and a test port 13 are arranged at the bottom of the left side of the bottom shell 18, and a power socket 6, two groups of control interfaces 7, an RS485 communication interface 8, an air inlet pipe interface 10, a test data storage TF card, a bar code scanning interface and two groups of precise pressure regulating valves 5 are arranged on the right side of the bottom shell 18;

two sets of pressure transmitter 4 are installed through pressure transmitter mount pad 3 in the inside of drain pan 18, the inside of drain pan 18 still is equipped with solenoid valve 2, control mainboard 9 and DC12V power module 11, control mainboard 9 electric connection respectively in solenoid valve 2, pressure transmitter 4, accurate air-vent valve 5, test data storage TF card, bar code scanning rifle interface, control interface 7 and RS485 communication interface 8.

Specifically, a handle 15 is arranged in the middle of the upper end of the housing 14.

Specifically, the start button 12 and the test port 13 are respectively provided with two sets, and the two sets of start buttons 12 are located between the two sets of test ports 13.

Specifically, the air inlet pipe interface 10 is connected to an air outlet of the air compressor, and the test port 13 is connected to a product to be subjected to an air tightness test.

Specifically, during the use, connect the air compressor air supply, make intake pipe interface 10 connect in air compressor's gas outlet, connect the commercial power through supply socket 6, scan rifle scan test product's bar code or two-dimensional code, two sets of test ports 13 are connected with B respectively the product A of gas tightness test, begin full-automatic test product, or connect the automation equipment with IO control interface 7 or RS485 communication interface 8, can be with full automated inspection, and judge the test result, the reputation suggestion, pass through the TF card to test data in step and save.

The application range is wide: the volume and the material of the tested product are not limited;

the test cost is low, no pollution is caused, and no damage is caused to a test product;

the test operation is simple: no requirement on the technical level of testers;

the accuracy is high: collecting and displaying real-time air pressure data, and judging an accurate result;

the test efficiency is high: other operations are not needed in the full-automatic test process, so that the test time is greatly saved;

the system is multifunctional, RS232/RS485 communication, I/O ports and multifunctional data communication are adopted to realize full-automatic detection.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A full-automatic gas tightness tester, includes drain pan (18), its characterized in that: a housing (14) is fixed on the outer side of the upper end of the bottom shell (18), an acrylic display screen panel (17) is arranged at an opening on the left side of the bottom shell (18), a display screen (16) is embedded in the acrylic display screen panel (17), a start button (12) and a test port (13) are arranged at the bottom of the left side of the bottom shell (18), and a power socket (6), two groups of control interfaces (7), an RS485 communication interface (8), an air inlet pipe interface (10), a test data storage TF card, a bar code scanning interface and two groups of precise pressure regulating valves (5) are arranged on the right side of the bottom shell (18);

two sets of pressure transmitter (4) are installed through pressure transmitter mount pad (3) in the inside of drain pan (18), the inside of drain pan (18) still is equipped with solenoid valve (2), control mainboard (9) and DC12V power module (11), control mainboard (9) electric connection respectively in solenoid valve (2), pressure transmitter (4), accurate air-vent valve (5), test data storage TF card, bar code scanning rifle interface, control interface (7) and RS485 communication interface (8).

2. The full-automatic airtightness tester according to claim 1, wherein: and a handle (15) is arranged in the middle of the upper end of the housing (14).

3. The full-automatic airtightness tester according to claim 1, wherein: the start button (12) and the test port (13) are respectively provided with two groups, and the two groups of start buttons (12) are positioned between the two groups of test ports (13).

4. The full-automatic airtightness tester according to claim 1, wherein: the air inlet pipe interface (10) is connected to an air outlet of the air compressor, and the test interface (13) is connected with a product to be subjected to an air tightness test.