CN220670922U - Comprehensive testing device for safety accessories of petroleum storage tank - Google Patents
Comprehensive testing device for safety accessories of petroleum storage tank Download PDFInfo
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- CN220670922U CN220670922U CN202322426309.4U CN202322426309U CN220670922U CN 220670922 U CN220670922 U CN 220670922U CN 202322426309 U CN202322426309 U CN 202322426309U CN 220670922 U CN220670922 U CN 220670922U
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- pipeline
- testing
- flame arrester
- valve
- safety
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- 238000012360 testing method Methods 0.000 title claims abstract description 96
- 239000003208 petroleum Substances 0.000 title claims abstract description 18
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 12
- 238000005259 measurement Methods 0.000 abstract description 4
- 230000010354 integration Effects 0.000 abstract description 3
- 238000011076 safety test Methods 0.000 abstract description 2
- 238000009423 ventilation Methods 0.000 description 18
- 238000005336 cracking Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000000241 respiratory effect Effects 0.000 description 2
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Abstract
The utility model relates to the technical field of equipment safety test, in particular to a comprehensive testing device for safety accessories of a petroleum storage tank, which comprises a wind power source component, a breather valve/safety valve testing component and a flame arrester testing component, wherein the wind power source component is respectively connected with the breather valve/safety valve testing component and the flame arrester testing component through pipelines, the breather valve/safety valve testing component comprises a pressure stabilizing tank, a first flow sensor is arranged on a pipeline connected with the wind power source component, a pressure sensor is arranged in the pressure stabilizing tank, and a plurality of breather valve/safety valve interfaces with different calibers are arranged on the pressure stabilizing tank; the flame arrester testing assembly comprises a flame arrester testing pipeline, the flame arrester testing pipeline is connected with the wind power source assembly through a flame arrester testing joint with a corresponding caliber, and a pressure difference sensor is arranged on the flame arrester testing pipeline. The utility model has the advantages of integration, automation and compatibility, and can realize the comprehensive performance measurement of the safety accessories of the petroleum storage tank.
Description
Technical Field
The utility model relates to the technical field of equipment safety test, and particularly provides a comprehensive testing device for safety accessories of a petroleum storage tank.
Background
The petroleum storage tank accessory generally refers to a storage tank breather valve, a storage tank hydraulic safety valve and a storage tank pipeline flame arrester; the breather valve and the hydraulic safety valve are safety accessories for preventing the pressure in the storage tank from being too high or forming vacuum, and the flame arrester is a safety accessory for preventing flames from entering the petroleum storage tank; furthermore, the safety accessories of the petroleum storage tank are inspected and detected regularly according to petroleum industry standards so as to ensure the working state of the safety accessories and avoid safety production accidents.
Most of the inspection and detection devices in the market are single detection devices (namely, one device can only detect the performance of a breather valve, the other device can only detect the performance of a flame arrester, and the other device can only detect the performance of a hydraulic safety valve); the integrated type air flow meter has no integration, is controlled manually (the opening and closing of a fan, the adjustment of the air volume, the opening and closing of a valve, the reading of pressure and flow, the calculation of a test result, the analysis, the judgment of a conclusion and the like), consumes a great deal of physical strength, is low in efficiency, has great errors in manually reading measurement data, and reduces the accuracy of the measurement result on the side face.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a comprehensive testing device for safety accessories of a petroleum storage tank.
The utility model is realized in this way, the utility model provides a comprehensive testing device for petroleum storage tank safety accessories, which comprises a wind power source component, a breather valve/safety valve testing component and a flame arrester testing component, wherein the wind power source component is respectively connected with the breather valve/safety valve testing component and the flame arrester testing component through pipelines, the breather valve/safety valve testing component comprises a pressure stabilizing tank, a first flow sensor is arranged on a pipeline connecting the pressure stabilizing tank and the wind power source component, a pressure sensor is arranged in the pressure stabilizing tank, and a plurality of breather valve/safety valve interfaces with different calibers are arranged on the pressure stabilizing tank; the flame arrester testing assembly comprises a flame arrester testing pipeline, the flame arrester testing pipeline is connected with the wind power source assembly through a flame arrester testing joint with a corresponding caliber, and a pressure difference sensor is arranged on the flame arrester testing pipeline.
Preferably, the wind power source component comprises a fan and an electric valve, wherein a first pipeline is arranged at an air inlet of the fan, the first pipeline is provided with the first electric valve, a third pipeline is arranged at an air outlet of the fan, the third pipeline is provided with the third electric valve, the third pipeline is connected with the voltage stabilizing tank through a fifth pipeline and connected with the flame arrester test pipeline through a sixth pipeline, the fifth pipeline is provided with the fifth electric valve, the sixth pipeline is provided with the sixth electric valve, a fourth pipeline is arranged between the first pipeline between the first electric valve and the fan and the intersection point of the third pipeline and the fifth pipeline, the fourth pipeline is provided with the fourth electric valve, the third pipeline between the fan and the third electric valve is provided with a second pipeline, and the second pipeline is provided with the second electric valve.
Further preferably, the number of the fire arrestor test pipelines is eight, and the number corresponds to eight of the fire arrestor test joints.
Further preferably, the caliber of the flame arrestor test joint is divided into DN50, DN65, DN80, DN100, DN150, DN200, DN250 and DN300.
Compared with the prior art, the utility model has the advantages that:
the utility model has the advantages of integration, automation and compatibility, and can realize the comprehensive performance measurement of the safety accessories of the petroleum storage tank.
Drawings
The utility model will be described in further detail with reference to the accompanying drawings and embodiments:
FIG. 1 is a schematic diagram of the structure of the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1, the utility model provides a comprehensive testing device for safety accessories of a petroleum storage tank, which comprises a wind power source component, a breather valve/safety valve testing component and a flame arrester testing component, wherein the wind power source component is respectively connected with the breather valve/safety valve testing component and the flame arrester testing component through pipelines, the breather valve/safety valve testing component comprises a surge tank 1, a first flow sensor 2 is arranged on a pipeline connected with the surge tank 1 and the wind power source component, a pressure sensor 3 is arranged in the surge tank 1, and a plurality of breather valve/safety valve interfaces 4 with different calibers are arranged on the surge tank 1; the flame arrester testing assembly comprises a flame arrester testing pipeline 5, the flame arrester testing pipeline 5 is connected with the wind power source assembly through a flame arrester testing joint 6 with a corresponding caliber, and a differential pressure sensor 7 is arranged on the flame arrester testing pipeline 5.
The utility model is used for comprehensively testing the petroleum storage tank accessories:
the test item sequence of the breather valve is as follows: leakage, positive pressure cracking pressure, positive pressure ventilation, negative pressure cracking pressure, and negative pressure ventilation. Before starting a test, mounting a breather valve on a breather valve/safety valve interface 4 with a corresponding caliber, after starting the test, starting a test leakage amount, starting a wind power source assembly, gradually increasing wind pressure, automatically increasing the wind pressure to an operation pressure (positive pressure) input according to the original information of a sample, reading the pressure value according to a pressure sensor 3, when the target pressure is reached, enabling the wind power source assembly to maintain constant output by a system, simultaneously reading a flow difference value by the system, and automatically calculating an arithmetic average value, so that the leakage amount is tested;
the positive pressure opening pressure and positive airway pressure measurement begins, the system continues to raise the pressure until the respiratory valve is opened, and the system automatically collects the positive pressure opening pressure value by using the pressure sensor 3, and automatically calculates an arithmetic average value. Meanwhile, the positive pressure ventilation value is automatically acquired by the first flow sensor 2, the arithmetic average value is automatically calculated, and the positive pressure opening pressure and the positive pressure ventilation value are tested.
The wind power source component stops running, the negative pressure opening pressure and the negative pressure ventilation volume test are started, the system controls the wind power source component to be opened for inhalation, the wind pressure is gradually increased until the breather valve is opened, and the system automatically collects the negative pressure opening pressure value by using the pressure sensor 3 and automatically calculates an arithmetic average value. Meanwhile, the first flow sensor 2 is utilized to automatically collect the negative pressure ventilation value, the arithmetic average value is automatically calculated, and thus, the negative pressure opening pressure and the negative pressure ventilation value are tested, and the wind power source component stops running.
The system judges whether all the measured values are qualified according to the corresponding caliber breather valve in the standard and automatically judges whether all the measured values are qualified or not, and the manual modification function is provided for unqualified parameters. The system has the function of storing test data, and automatically generates a test report after the test data are stored.
The safety valve test items are sequentially: positive pressure cracking pressure, positive pressure ventilation, negative pressure cracking pressure, negative pressure ventilation. Before starting the test, the safety valve is arranged on the respiratory valve/safety valve interface 4 with the corresponding caliber, after starting the test, the positive pressure opening pressure and the positive pressure ventilation are firstly tested, the system controls the wind power source component to be opened, the wind pressure is gradually increased until the safety valve is opened, the system automatically collects the positive pressure opening pressure value by using the pressure sensor 3, and the arithmetic average value is automatically calculated. Meanwhile, the positive pressure ventilation value is automatically acquired by the first flow sensor 2, the arithmetic average value is automatically calculated, and the wind power source component stops running until the positive pressure opening pressure and the positive pressure ventilation value are completely tested.
And the system controls the wind power source component to be opened for inhalation action, the wind pressure is gradually increased until the safety valve is opened, and the system automatically collects the negative pressure opening pressure value by using the pressure sensor 3 and automatically calculates the arithmetic average value. Meanwhile, the first flow sensor 2 is utilized to automatically collect the negative pressure ventilation value, the arithmetic average value is automatically calculated, and thus, the negative pressure opening pressure and the negative pressure ventilation value are tested, and the wind power source component stops running.
The system automatically judges whether all the numerical values are qualified according to the judgment basis of the hydraulic safety valves with corresponding calibers in the standard, and has a manual modification function for unqualified parameters. The system has the function of storing test data, and automatically generates a test report after the test data are stored.
The sequence of the fire arrestor test items is as follows: pressure loss and ventilation. Before starting the test, the flame arrester is installed on the flame arrester test pipeline 5, the flame arrester test pipeline 5 is communicated with the wind power source component through the corresponding flame arrester test connector 6, after starting the test, the pressure loss is tested, the system automatically starts the wind power source component, the wind pressure is gradually increased until the pressure is stable and constant, the system automatically reads the value of the differential pressure sensor 7 and calculates an arithmetic average value, and finally, the pressure loss value is calculated according to a formula, so far, the pressure loss test is completed.
And starting the ventilation test, restarting the wind power source assembly to gradually increase the wind pressure until the value of the differential pressure sensor 7 is stable and constant, automatically reading the system, calculating an arithmetic average value, and finally calculating the ventilation according to a formula, so that the ventilation test is finished. The wind power source assembly stops running.
The system automatically judges whether all the values are qualified according to the fire arresters with corresponding calibers in the standard, and has a manual modification function for unqualified parameters. The system has the function of storing test data, and automatically generates a test report after the test data are stored.
As a specific implementation manner of the wind power source assembly, the wind power source assembly comprises a fan 8 and an electric valve, a first pipeline 9 is arranged at an air inlet of the fan 8, a first electric valve 10 is arranged on the first pipeline 9, a third pipeline 11 is arranged at an air outlet of the fan 8, a third electric valve 16 is arranged on the third pipeline 11, the third pipeline 11 is connected with the surge tank 1 through a fifth pipeline 12 and is connected with the flame arrester test pipeline 5 through a sixth pipeline 13, a fifth electric valve 17 is arranged on the fifth pipeline 12, a sixth electric valve 18 is arranged on the sixth pipeline 13, a fourth pipeline 14 is arranged between an intersection point of the first pipeline 9 between the first electric valve 10 and the fan 8 and the third pipeline 11 and between the fifth pipeline 12, a fourth electric valve 19 is arranged on the fourth pipeline 14, a second pipeline 15 is arranged on the third pipeline 11 between the fan 8 and the third electric valve 16, and a second electric valve 20 is arranged on the second pipeline 15.
When the wind power source assembly is required to provide the exhalation function, the system controls to open the first electric valve 10, the third electric valve 16 and the fifth electric valve 17, controls to close the second electric valve 20, the fourth electric valve 19 and the sixth electric valve 18, and the fan 8 provides the exhalation function to the breather valve/safety valve testing assembly through the first pipeline 9, the third pipeline 11 and the fifth pipeline 12;
when the wind power source assembly is required to provide the inspiration effect for the breather valve/safety valve testing assembly, the system controls to open the second electric valve 20, the fourth electric valve 19 and the fifth electric valve 17, controls to close the first electric valve 10, the third electric valve 16 and the sixth electric valve 18, and controls the fan 8 to provide the inspiration effect for the breather valve/safety valve testing assembly through the fifth pipeline 12, the fourth pipeline 14, part of the first pipeline 9, part of the third pipeline 11 and the second pipeline 15.
When the wind power source assembly is required to provide the suction effect for the flame arrester testing assembly, the system controls to open the second electric valve 20, the fourth electric valve 19 and the sixth electric valve 18, controls to close the first electric valve 10, the third electric valve 16 and the fifth electric valve 17, and the fan 8 provides the suction effect for the flame arrester testing assembly through the sixth pipeline 13, the fourth pipeline 14, part of the first pipeline 9, part of the third pipeline 11 and the second pipeline 15.
Preferably, there are eight fire arrestor test lines 5, corresponding to eight fire arrestor test joints 6. The calibers of the eight flame arrestor test joints 6 are divided into DN50, DN65, DN80, DN100, DN150, DN200, DN250, DN300.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (4)
1. The comprehensive testing device for the safety accessories of the petroleum storage tank is characterized by comprising a wind power source assembly, a breather valve/safety valve testing assembly and a flame arrester testing assembly, wherein the wind power source assembly is connected with the breather valve/safety valve testing assembly and the flame arrester testing assembly through pipelines respectively, the breather valve/safety valve testing assembly comprises a pressure stabilizing tank (1), a first flow sensor (2) is arranged on a pipeline connected with the pressure stabilizing tank (1) and the wind power source assembly, a pressure sensor (3) is arranged in the pressure stabilizing tank (1), and a plurality of breather valves/safety valve interfaces (4) with different calibers are arranged on the pressure stabilizing tank (1); the flame arrester testing assembly comprises a flame arrester testing pipeline (5), the flame arrester testing pipeline (5) is connected with the wind power source assembly through a flame arrester testing joint (6) with a corresponding caliber, and a differential pressure sensor (7) is arranged on the flame arrester testing pipeline (5).
2. The comprehensive testing device for the safety accessories of the petroleum storage tank according to claim 1, wherein the wind power source component comprises a fan (8) and an electric valve, an air inlet of the fan (8) is provided with a first pipeline (9), a first electric valve (10) is arranged on the first pipeline (9), an air outlet of the fan (8) is provided with a third pipeline (11), a third electric valve (16) is arranged on the third pipeline (11), the third pipeline (11) is connected with the surge tank (1) through a fifth pipeline (12), the flame arrester testing pipeline (5) is connected through a sixth pipeline (13), a fifth electric valve (17) is arranged on the fifth pipeline (12), a sixth electric valve (18) is arranged on the sixth pipeline (13), a fourth pipeline (14) is arranged between the first pipeline (9) and the third pipeline (11) between the first electric valve (10) and the fan (8), a fourth pipeline (14) is arranged on the fourth pipeline (14), a fourth electric valve (19) is arranged on the fourth pipeline (14), and a third valve (15) is arranged on the third pipeline (15) between the fan (8) and the third pipeline (16).
3. The comprehensive testing device for safety accessories of petroleum storage tanks according to claim 1, wherein eight flame arrester testing pipelines (5) are provided, corresponding to eight flame arrester testing joints (6).
4. A petroleum storage tank safety accessory comprehensive testing device according to claim 3, wherein the caliber of the flame arrester testing joint (6) is divided into DN50, DN65, DN80, DN100, DN150, DN200, DN250, DN300.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322426309.4U CN220670922U (en) | 2023-09-07 | 2023-09-07 | Comprehensive testing device for safety accessories of petroleum storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322426309.4U CN220670922U (en) | 2023-09-07 | 2023-09-07 | Comprehensive testing device for safety accessories of petroleum storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220670922U true CN220670922U (en) | 2024-03-26 |
Family
ID=90334465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322426309.4U Active CN220670922U (en) | 2023-09-07 | 2023-09-07 | Comprehensive testing device for safety accessories of petroleum storage tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220670922U (en) |
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2023
- 2023-09-07 CN CN202322426309.4U patent/CN220670922U/en active Active
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