CN219161873U - Inflation pressure testing device for flexible freight bag - Google Patents
Inflation pressure testing device for flexible freight bag Download PDFInfo
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- CN219161873U CN219161873U CN202320067714.9U CN202320067714U CN219161873U CN 219161873 U CN219161873 U CN 219161873U CN 202320067714 U CN202320067714 U CN 202320067714U CN 219161873 U CN219161873 U CN 219161873U
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Abstract
The utility model relates to an inflation pressure testing device for a flexible freight bag, and belongs to the technical field of flexible freight bag equipment. Comprises an inflation device, an air storage tank, a control cabinet, an inflation frame mechanism, a pressure transmitter and a plurality of valves. The utility model provides an inflation equipment be connected with first stop valve, first stop valve other end and gas holder connection, the gas holder is connected with manometer, relief valve, blowoff valve, second stop valve respectively, the second stop valve respectively with pressure detection pipeline, inflation line connection, pressure detection pipeline is equipped with first motorised valve and the pressure transmitter that connects gradually, inflation line is equipped with second motorised valve and the inflation frame mechanism that connects gradually, first motorised valve and second motorised valve between still connect and have the switch button's switch board. The utility model has the technical effects that: simple structure, convenient operation only needs single can accomplish and aerify the pressure measurement operation, and operating time is short, efficient, does not have the mistake, guarantees powder clean up, does not need the manual work to clear the material.
Description
Technical Field
The utility model relates to the technical field of flexible freight bag equipment, in particular to an inflation pressure testing device for a flexible freight bag.
Background
The flexible container bag is also called flexible container bag, ton bag, space bag, etc. and is one kind of container unit, and can be used together with crane or fork truck to realize container unit transportation. Terephthalic acid, also known as PTA, white needle powder, is shipped in container bulk bags. In the unloading process of the container, the PTA powder stored at two corners of the container needs to be inflated to squeeze the powder out, so that the air bags in the container bag need to have certain bearing capacity. At present, the flexible freight bag pressure-bearing experimental device is less and is aimed at the inspection of a container flexible freight bag, and is manually sampling inspection, whether the sewing needle of the flexible freight bag is tight or not is visually observed, whether an air bag is damaged or not is judged, the working efficiency is low, and the error rate is high. And when the container is unloaded, the air bag is easily broken due to inflation after the problematic flexible freight bag is not found to be put into use in time, powder materials cannot fall from two corners of the container, and only manual material cleaning is performed, so that the efficiency is low.
Disclosure of Invention
For solving the above-mentioned problem that prior art exists, this application provides flexible freight bag inflation pressure testing device simple structure, convenient operation, only needs single can accomplish and aerify the pressure measurement operation, and operating time is short, efficient, does not have the mistake, guarantees powder clean up.
For realizing above-mentioned purpose, the technical scheme of this application is flexible freight bag pressure testing device that aerifys, including inflation equipment, gas holder, switch board, inflation frame mechanism, pressure transmitter and a plurality of valve. The utility model provides an inflation equipment be connected with first stop valve, first stop valve other end and gas holder connection, the gas holder is connected with manometer, relief valve, blowoff valve, second stop valve respectively, the second stop valve respectively with pressure detection pipeline, inflation line connection, pressure detection pipeline is equipped with first motorised valve and the pressure transmitter that connects gradually, inflation line is equipped with second motorised valve and the inflation frame mechanism that connects gradually, first motorised valve and second motorised valve between still connect and have the switch button's switch board.
The air charging equipment adopts a pneumatic pump or instrument wind.
And a third stop valve is arranged between the air storage tank and the pressure gauge.
The pressure transmitter is used for detecting the inflation pressure in the flexible freight bag.
The inflatable frame mechanism consists of an inflatable head with a clamp and a plurality of hanging rings. The inflation head is connected with the inflation inlet of the air bag of the flexible freight bag, and the corners of the flexible freight bag are hung on the hanging ring.
The PID controller in the control cabinet is used for receiving and displaying pressure signals of the pressure transmitter and controlling the first electric valve and the second electric valve to charge air; the switch button is used for controlling the inflation pressure measuring operation process.
The brand of the control cabinet is Anhui Tiankang.
The operation flow of the utility model is as follows:
first, preparation work is performed: and opening the safety valve, the pressure gauge, the first stop valve, the air storage tank, closing the sewage discharge valve and the second stop valve, opening a switch button of the control cabinet to supply power, starting the pneumatic pump, and opening the second stop valve after confirming that the first electric valve and the second electric valve are closed.
And then, carrying out punching test: two corners of the container flexible freight bag are hung on the hanging ring, whether the air bag is damaged or not is checked preliminarily, and if the air bag is intact, the air bag charging port of the flexible freight bag is sleeved on the charging head and is clamped firmly by the clamping device. Pressing the inflation button to open the first electric valve and the second electric valve to rapidly inflate the air bag, closing the second electric valve after 10S, continuing to inflate, pressing the stop button after the test is completed, and closing the first electric valve.
Finally, testing and judging: checking that the highest value of the pressure display inflation pressure of the PID controller on the control cabinet is more than or equal to 30KPa, closing the second electric valve, displaying the pressure of the pressure transmitter to be more than or equal to 7KPa, disconnecting the air source, and ensuring that the air bag in 5S has no obvious recess, and meeting the three conditions is qualified. And after the test of the air bag at one side is finished, continuing to test the air bag at the other side, and filling relevant test records after the test is finished completely.
By adopting the technical scheme, the utility model can obtain the following technical effects: the utility model provides the inflation pressure testing device for the flexible freight bags, which has the advantages of simple structure, convenient operation, short operation time, high efficiency, no error, ensuring clean powder and no need of manual material cleaning, and can complete inflation pressure testing operation by only one person.
Drawings
FIG. 1 is a schematic diagram of an inflation pressure testing flow path of an inflation pressure testing device for a flexible freight bag;
FIG. 2 is a schematic illustration of a flexible freight bag of the inflation pressure testing apparatus.
The serial numbers in the figures illustrate: 1. an inflation device; 2. a first stop valve; 3. a gas storage tank; 4. a pressure gauge; 5. a safety valve; 6. a blow-down valve; 7. a second shut-off valve; 8. a first electrically operated valve; 9. a pressure transmitter; 10. a second electrically operated valve; 11. a control cabinet; 12. a third stop valve; 13. an inflation head; 14. hanging rings; 15. an inflation inlet; 16. an air bag.
Detailed Description
The utility model is described in further detail below with reference to the attached drawings and to specific embodiments: this is taken as an example to describe the present application further.
As shown in fig. 1-2, the embodiment provides a flexible freight bag inflation pressure testing device, which comprises an inflation device 1, an air storage tank 3, a control cabinet 11, an inflation frame mechanism, a pressure transmitter 9 and a plurality of valves. The inflation equipment 1 be connected with first stop valve 2, the first stop valve 2 other end is connected with gas holder 3, gas holder 3 respectively with manometer 4, relief valve 5, blowoff valve 6, second stop valve 7 are connected, second stop valve 7 respectively with pressure detection pipeline, inflation line connection, pressure detection pipeline is equipped with first motorised valve 8 and pressure transmitter 9 that connect gradually, inflation line is equipped with second motorised valve 10 and the inflation frame mechanism that connect gradually, first motorised valve 8 and second motorised valve 10 between still be connected with the switch board 11 that has PID controller and shift knob.
The air charging device 1 adopts a pneumatic pump or instrument wind.
A third stop valve 12 is also arranged between the air storage tank 3 and the pressure gauge 4.
The pressure transmitter 9 is used for detecting the inflation pressure in the flexible freight bag.
The inflatable frame mechanism consists of an inflatable head 13 with a clamp and a plurality of hanging rings 14. The inflation head 13 is connected with an inflation inlet 15 of a flexible freight bag air bag 16, and corners of the flexible freight bag are hung on the hanging rings 14.
The PID controller in the control cabinet 11 is used for receiving and displaying pressure signals of the pressure transmitter and controlling the first electric valve 8 and the second electric valve 10 to charge air; the switch button is used for controlling the inflation pressure measuring operation process.
The brand of the control cabinet 11 is Anhui Tiankang.
The operation flow of the utility model is as follows:
first, preparation work is performed: the safety valve 5, the pressure gauge 4, the first stop valve 2 and the air storage tank 3 are opened, the blow-down valve 6 and the second stop valve 7 are closed at the same time, the switch button of the control cabinet 11 is opened to supply power, the pneumatic pump is started, and after the first electric valve 8 and the second electric valve 10 are confirmed to be closed, the valve of the second stop valve 7 is opened.
And then, carrying out punching test: two corner air bags 16 of the container flexible freight bag are hung on the hanging ring 14, whether the air bags 16 are damaged or not is checked initially, if the air bags are intact, the air charging ports 15 of the air bags 16 of the flexible freight bag are sleeved on the charging head 13, and the air bags are firmly clamped by the clamping port device. Pressing the inflation button opens the first electric valve 8, the second electric valve 10 to rapidly inflate the airbag 16, closing the second electric valve 10 after 10S, continuing to inflate, pressing the stop button after the test is completed, and closing the first electric valve 8.
Finally, testing and judging: checking that the highest value of the inflation pressure displayed by the PID controller on the control cabinet 11 is more than or equal to 30KPa, closing the second electric valve 10, displaying the pressure by the pressure transmitter 9 is more than or equal to 7KPa, and after the air source is disconnected, the air bag 16 in 5S has no obvious recess, and the three conditions are satisfied. After the testing of one side airbag 16 is completed, the testing of the other side airbag 16 is continued, and relevant test records are filled out after the completion of the whole testing.
While the utility model has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (4)
1. The flexible freight bag inflation pressure testing device is characterized by comprising inflation equipment (1), an air storage tank (3), a control cabinet (11), an inflation frame mechanism, a pressure transmitter (9) and a plurality of valves; the utility model provides an inflation equipment (1) be connected with first stop valve (2), first stop valve (2) other end is connected with gas holder (3), gas holder (3) are connected with manometer (4), relief valve (5), blowoff valve (6), second stop valve (7) respectively, second stop valve (7) be connected with pressure detection pipeline, inflation line respectively, pressure detection pipeline is equipped with first motorised valve (8) and pressure transmitter (9) that connect gradually, inflation line is equipped with second motorised valve (10) and the inflation frame mechanism that connect gradually, first motorised valve (8) and second motorised valve (10) between still be connected with switch button's switch board (11).
2. The flexible freight bag inflation pressure testing device according to claim 1, wherein a third stop valve (12) is further arranged between the air storage tank (3) and the pressure gauge (4).
3. The flexible freight bag inflation pressure testing device according to claim 1, wherein the inflation frame mechanism consists of an inflation head (13) with a clamp and a plurality of hanging rings (14); the inflating head (13) is connected with an inflating port (15) of the flexible freight bag air bag (16), and corners of the flexible freight bag are hung on the hanging ring (14).
4. The flexible freight bag inflation pressure testing device according to claim 1, wherein the inflation equipment (1) adopts a pneumatic pump or instrument wind.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320067714.9U CN219161873U (en) | 2023-01-10 | 2023-01-10 | Inflation pressure testing device for flexible freight bag |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202320067714.9U CN219161873U (en) | 2023-01-10 | 2023-01-10 | Inflation pressure testing device for flexible freight bag |
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Publication Number | Publication Date |
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CN219161873U true CN219161873U (en) | 2023-06-09 |
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CN202320067714.9U Active CN219161873U (en) | 2023-01-10 | 2023-01-10 | Inflation pressure testing device for flexible freight bag |
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CN (1) | CN219161873U (en) |
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2023
- 2023-01-10 CN CN202320067714.9U patent/CN219161873U/en active Active
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