CN211347275U - Automatic pressure detection device for cavity workpiece - Google Patents
Automatic pressure detection device for cavity workpiece Download PDFInfo
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- CN211347275U CN211347275U CN201922263371.XU CN201922263371U CN211347275U CN 211347275 U CN211347275 U CN 211347275U CN 201922263371 U CN201922263371 U CN 201922263371U CN 211347275 U CN211347275 U CN 211347275U
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Abstract
The utility model provides a cavity work piece automatic pressure detection device. Be connected with pressure sensor on the high-pressurepipe with high pressure interface, high-pressurepipe passes through energy storage ware and atmospheric pressure water tank intercommunication, the manometer is equipped with on atmospheric pressure water tank upper portion, atmospheric pressure water tank and booster pump intercommunication, the booster pump passes through the pipeline and communicates with the control unit, the pipeline sub-unit connection has the header tank, be connected with the electric wire between control unit and the booster pump, control unit upper portion is connected with the camera through the wire, manometer upper portion is arranged in to the camera, the solenoid valve is installed through the control unit to the pipeline, the pipeline one end through the solenoid valve. The utility model discloses can improve the accuracy that detects, improve production efficiency, ensure personal safety. The pressure-bearing detection device is suitable for hollow pipe fittings, parts and containers.
Description
Technical Field
The utility model belongs to the technical field of the inspection and detection and specifically relates to cavity work piece automatic pressure detection device.
Background
At present, a product workpiece needs to be subjected to a water pressure test, the safety coefficient is low, and the current pressure test method needs to be operated in a close range; the efficiency is extremely low, the preparation time is long, the pressure joints need to be manually connected and pressed, the cross operation cannot be carried out, and only one pressure can be tested at a time; the precision is poor, and the pressure welding head has the seepage phenomenon during the construction, and the detection numerical value is inaccurate, often suffers from customer's complaint.
SUMMERY OF THE UTILITY MODEL
In order to solve current pressure measurement device and can not satisfy present production demand problem, the utility model provides a cavity work piece automatic pressure measurement device. The device is through setting up power station booster pump and the control unit, through pressure sensor perception pressure value, reads the manometer data through the camera, with manometer data and long-range industrial control computer information intercommunication, solves the technical problem of cavity work piece automatic pressure detection.
The utility model provides a scheme that technical problem adopted is:
be connected with pressure sensor on the high-pressurepipe with high pressure interface, high-pressurepipe passes through energy storage ware and atmospheric pressure water tank intercommunication, the manometer is equipped with on atmospheric pressure water tank upper portion, atmospheric pressure water tank and booster pump intercommunication, the booster pump passes through the pipeline and communicates with the control unit, the pipeline sub-unit connection has the header tank, be connected with the electric wire between control unit and the booster pump, control unit upper portion is connected with the camera through the wire, manometer upper portion is arranged in to the camera, the solenoid valve is installed through the control unit to the pipeline, the pipeline one end through the solenoid valve.
The positive effects are as follows: the utility model realizes remote monitoring by collecting pressure sensing signals and image signals, solves the problem that the workpieces requiring inspectors to closely contact the pressure test are easy to cause danger during pressure detection, and avoids the potential safety operation hazard; by arranging three sets of high, middle and low pressure test systems, the problem that the production progress is influenced because the operation cannot be crossed is solved; by improving the system pipeline and adding an energy storage device, the problem of trace pressure drop frequently occurring in a pressure test system is solved; the technology can change the existing test operation method, greatly improve the detection accuracy, improve the production efficiency and ensure the personal safety. The pressure-bearing detection device is suitable for hollow pipe fittings, parts and containers.
Drawings
Fig. 1 is a schematic view of the apparatus of the present invention.
In the figure, 1, a high-pressure interface, 2, a pressure sensor, 3, a high-pressure air pipe, 4, an energy accumulator, 5, a pneumatic water tank, 6, a booster pump, 7, a pressure gauge, 8, a pipeline, 9, an electric wire, 10, a water collecting tank, 11, a control unit, 12, a camera, 13, an electromagnetic valve and 14, a pressure testing pipe are arranged.
Detailed Description
Be connected with pressure sensor 2 on the high-pressurepipe 3 with high pressure interface 1, high-pressurepipe 3 passes through energy storage ware 4 and atmospheric pressure water tank 5 intercommunication, manometer 7 is equipped with on 5 upper portions of atmospheric pressure water tank, atmospheric pressure water tank 5 and booster pump 6 intercommunication, booster pump 6 passes through pipeline 8 and the 11 intercommunication of the control unit, 8 sub-unit connections of pipeline have header tank 10, be connected with electric wire 9 between the control unit 11 and the booster pump 6, 11 upper portions of the control unit are passed through the wire and are connected with camera 12, 7 upper portions of manometer are arranged in to camera 12, solenoid valve 13 is installed through the control unit 11 to pipeline 8, pipeline one end through solenoid valve 13 is pressure testing pipe.
The water collecting tank 10 supplies test water to the air pressure water tank 5, or water is filled into the air pressure water tank 5 through a water pump.
The control unit 11 is in information communication with a remote industrial control computer.
The automatic pressure detection device for the cavity workpieces is provided with three independent automatic pressure testing systems, indexes of three stages of 0-10 MPa, 0-20 MPa and 0-100 MPa can be detected simultaneously, and the three systems can work independently and test simultaneously.
The electric wire provides electric energy for the booster pump.
Use of:
and (3) testing the pressure of the sealing pipe fitting:
the welding seat plate adopts a blind plate and a sealing gasket to seal a workpiece to be tested, high-pressure gas is introduced through a high-pressure interface, the high-pressure gas is input into the air pressure water tank through the pressure sensor and the energy accumulator to pressurize water in the air pressure water tank, the pressurized water reaches the pressure testing pipe through the electromagnetic valve through a pipeline after being pressurized by the booster pump, and the pressure testing pipe is communicated with the tested part to carry out water pressure test;
the pressure testing tube is communicated with the pressure gauge through a pipeline to display the measured pressure, and the camera connected with the control unit observes the numerical value of the pressure gauge and feeds the numerical value back to the control unit so as to be used for pressure interpretation.
Carry atmospheric pressure to the atmospheric pressure water tank by high-pressure interface, under the atmospheric pressure effect, make the water pressurization in the atmospheric pressure water tank, and to the water pressurization through the booster pump, for waiting to detect the work piece and detect and provide the energy, convey the sensor with the pressure value by the control unit, by the lift of sensor control pressure, guarantee the stability of pressure value through the energy accumulator, with pressure value fluctuation control in 0.02MPa within range, the pressure testing in-process is monitored the manometer by the camera and is transmitted the computer with the image on through the control unit, through the valve with water pressure release to header tank after the pressure testing is accomplished.
And (3) testing the pressure of the cabin penetrating pipe fitting:
adopt the sealing washer with the work piece sealed back, export water by the atmospheric pressure water tank, through the booster pump pressure boost, for the work piece provides the energy, by the control unit through gathering pressure sensing signal and image signal, realize remote monitoring, by the lift of sensor control pressure, guarantee the stability of pressure value through the energy storage ware, with pressure value fluctuation control within the 0.02MPa scope, the pressure testing in-process is monitored the manometer by the camera, and transmit the image to the computer, release water to the header tank after the pressure testing is accomplished.
The working process is as follows:
the pressure tank and the booster pump provide water pressure, provide energy for workpiece detection, the control unit conveys the pressure value to the sensor, the lift by sensor control pressure, guarantee the stability of pressure value through the energy storage ware, with pressure value fluctuation control at 0.02Mpa within range, the pressure testing in-process is monitored the manometer by the camera and is transmitted the image to the computer, discharge water to the header tank after the pressure testing is accomplished.
The test equipment has three independent automatic pressure test systems, can simultaneously detect indexes of three stages of 0-10 MPa, 0-20 MPa and 0-100 MPa, and the three systems can independently work and simultaneously test. The monitoring part and the power part are arranged at two positions. And sampling test data by using a high-speed sampling card. The device can automatically detect the pressure of the steel pipe, the welding part and the large-scale workpiece, the tested pressure is adjustable in a stepless mode, any pressure value is set in a corresponding pressure section, the test water pressure, the test time and the like are controlled, abnormal conditions are automatically processed, and test reports are automatically uploaded after the test is finished.
The whole control system adopts an industrial control computer, a secondary control instrument system and a sensor automatic control mode to carry out closed monitoring and automatic logic operation on all switching values, thereby ensuring the safety and reliability of the system and recording process faults.
The computer is used for controlling the water pressure through the electromagnetic valve, displaying the pressure curve in real time, adopting an automatic control technology, being capable of accurately controlling the pressure, and the system is provided with an automatic valve to prevent the maximum pressure from being over-pressurized, and being capable of setting the maximum pressure value, and the system never over-pressurized.
The pressure measurement is effectively monitored, the test effect is not reduced, meanwhile, the safety standard is met, and the potential safety hazard is completely eliminated.
The remote monitoring is realized, and the remote monitoring comprises a pressure signal, an image signal and a control part.
The technical principle is as follows: the water pressure is generated by utilizing the air pressure, the water pressure is provided for the tested part under the control of the control unit after the pressurization of the booster pump, and the transmission of the detection data is realized through the control unit, the camera and the sensor.
The innovation points are as follows: the pressure water tank and the booster pump are used for providing water pressure, the water pressure is applied to the workpiece through the pipeline, the change of pressure gauge data is observed through the camera, meanwhile, pressure data is obtained through the sensor, the changed pressure data is transmitted to the remote computer through the control unit, and whether the workpiece leaks or not is judged. Therefore, the workpiece is pressed, tested and monitored, whether the workpiece leaks or not is judged, and whether the technical requirements are met or not is judged.
The method is characterized in that:
in order to overcome various difficulties in workpiece water pressure detection, the device realizes remote monitoring by collecting pressure sensing signals and image signals, solves the problem that dangers are easily caused when inspection personnel need to contact workpieces under pressure test in a close range during pressure detection, and avoids potential safety operation hazards; by arranging three sets of high, middle and low pressure test systems, the problem that the production progress is influenced because the operation cannot be crossed is solved; by improving the system pipeline and adding an energy storage device, the problem of trace pressure drop frequently occurring in a pressure test system is solved; the use of the device can change the current test operation method, greatly improve the accuracy of detection, improve the production efficiency and ensure the personal safety.
The utility model discloses an use can replace the loaded down with trivial details process that tubulose work piece or container work piece water pressure detected, utilize atmospheric pressure conversion to suppress the test for water pressure to the work piece, suppress the process and interpret the test result through computer remote control, distinguish whether there is the emergence of leakage situation. Therefore, the pressure testing is accurate, the operation is convenient, the testing efficiency is high, and the speed is high.
Claims (4)
1. Automatic pressure measurement of cavity work piece device, characterized by:
be connected with pressure sensor (2) on high-pressurepipe (3) with high pressure interface (1), high-pressurepipe (3) are through energy storage ware (4) and atmospheric pressure water tank (5) intercommunication, manometer (7) are equipped with on atmospheric pressure water tank (5) upper portion, atmospheric pressure water tank (5) and booster pump (6) intercommunication, booster pump (6) are through pipeline (8) and control unit (11) intercommunication, pipeline (8) sub-unit connection has header tank (10), be connected with electric wire (9) between control unit (11) and booster pump (6), control unit (11) upper portion is passed through the wire and is connected with camera (12), manometer (7) upper portion is arranged in camera (12), install solenoid valve (13) in pipeline (8) through control unit (11), pipeline one end through solenoid valve (13) is pressure testing pipe (14).
2. The automatic pressure detection device for the cavity workpiece as claimed in claim 1, wherein: the water collecting tank (10) provides test water for the air pressure water tank (5), or water is filled into the air pressure water tank (5) through a water pump.
3. The automatic pressure detection device for the cavity workpiece as claimed in claim 1, wherein: and the control unit (11) is in information communication with a remote industrial control computer.
4. The automatic pressure detection device for the cavity workpiece as claimed in claim 1, wherein: the automatic pressure detection device for the cavity workpiece detects indexes of 0-10 MPa, 0-20 MPa and 0-100 MPa at the same time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922263371.XU CN211347275U (en) | 2019-12-17 | 2019-12-17 | Automatic pressure detection device for cavity workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922263371.XU CN211347275U (en) | 2019-12-17 | 2019-12-17 | Automatic pressure detection device for cavity workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211347275U true CN211347275U (en) | 2020-08-25 |
Family
ID=72101076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922263371.XU Active CN211347275U (en) | 2019-12-17 | 2019-12-17 | Automatic pressure detection device for cavity workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211347275U (en) |
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2019
- 2019-12-17 CN CN201922263371.XU patent/CN211347275U/en active Active
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