CN211373971U - A leak testing machine for turbocharged rubber tube - Google Patents
A leak testing machine for turbocharged rubber tube Download PDFInfo
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- CN211373971U CN211373971U CN201922273715.5U CN201922273715U CN211373971U CN 211373971 U CN211373971 U CN 211373971U CN 201922273715 U CN201922273715 U CN 201922273715U CN 211373971 U CN211373971 U CN 211373971U
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Abstract
The utility model provides a leakage test machine for turbocharged rubber tube, including the test jig with set up first gas cylinder, atmospheric pressure adjusting part and the measuring component on the test jig, atmospheric pressure adjusting part includes the filtration relief pressure valve, the measuring component includes first mass flowmeter and second mass flowmeter, the outside of test jig is provided with the connector of the work piece that awaits measuring, filter the relief pressure valve, first gas cylinder, first mass flowmeter and the connector is connected gradually through the gas circuit, the inlet end of second mass flowmeter connects the end of giving vent to anger of the work piece that awaits measuring, the end of giving vent to anger of second mass flowmeter connects gas recovery container; adopt the utility model provides a leak testing machine for turbocharged rubber tube keeps the test pressure of appearance piece in the testing process, can directly measure letting out leakage quantity, need not to convert, has improved the accuracy of test result greatly.
Description
Technical Field
The utility model relates to a leak test machine particularly, relates to a leak test machine for turbocharged rubber tube.
Background
At present, a turbo charger is generally adopted by an automobile to increase the power of an automobile engine. The advantages of turbocharging are apparent and can be used to increase power and torque substantially without increasing engine displacement. After an engine is equipped with a turbocharger, the maximum power output of the engine can be increased by about 40% or more compared with the engine without the turbocharger. This means that an engine of the same size and weight can produce more power after being supercharged, or an engine of a smaller displacement can produce the same power as an engine of a larger displacement after being supercharged; in addition, after the engine adopts the supercharging technology, the fuel economy can be improved and the exhaust emission can be reduced. And a turbocharger pipe is an indispensable component in the supercharging device.
After the turbo-charging rubber tube is produced, the leakage amount of the turbo-charging rubber tube needs to be detected, and a test result is obtained. In the existing leakage test, the leakage amount is calculated according to the pressure drop, and if the pressure is unstable due to external factors in the test process, the final test result is influenced; in addition, the conversion of the pressure drop also causes calculation errors of the final result, and the final test result is also influenced.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a leak testing machine for turbocharged rubber tube keeps the test pressure of appearance piece in the test process, can directly measure letting out leakage quantity, need not to convert, has improved the accuracy of test result greatly.
The utility model provides a leakage test machine for turbocharged rubber tube, including the test jig with set up in first gas cylinder, atmospheric pressure adjusting part and measuring component on the test jig, atmospheric pressure adjusting part is including filtering the relief pressure valve, measuring component includes first mass flowmeter and second mass flowmeter, the outside of test jig is provided with the connector of the work piece that awaits measuring, filter the relief pressure valve first gas cylinder first mass flowmeter and the connector is connected in proper order through the gas circuit, the end of giving vent to anger of the work piece that awaits measuring is connected to second mass flowmeter's inlet end, the end of giving vent to anger of second mass flowmeter connects gaseous recovery container.
Further, the air pressure regulating assembly further comprises a precision pressure regulating valve, and the precision pressure regulating valve is located between the first mass flow meter and the connecting port.
Further, the gas cylinder device further comprises a second gas cylinder, and the second gas cylinder is communicated with the first gas cylinder.
Further, the second cylinder has a smaller volume than the first cylinder.
Furthermore, a first test interface and a second test interface are arranged on two sides of the second mass flow meter, the first test interface is connected with the air outlet end of the workpiece to be tested, and the second test interface is connected with the gas recovery container.
Further, the bottom of the test jig is provided with casters.
Further, a handle is arranged at the top of the test rack.
The utility model provides a leakage test machine for turbocharged rubber tube, mainly include test jig, first gas cylinder, atmospheric pressure adjusting part and measuring component, first gas cylinder provides the atmospheric pressure source, and atmospheric pressure adjusting part is used for adjusting the size of atmospheric pressure, and measuring component is used for measuring the leakage quantity; specifically, the air pressure adjusting component comprises a filtering pressure reducing valve, the measuring component comprises a first mass flowmeter and a second mass flowmeter, the first mass flowmeter is used for measuring the air flow between the first air bottle and the workpiece to be measured, the second mass flowmeter is used for measuring the air flow between the workpiece to be measured and the air recovery container, and the leakage amount can be directly obtained through the vertical difference of the two flowmeters; during measurement, the air inlet end and the air outlet end of a workpiece to be measured are respectively connected with the connecting port and the first testing port, so that measurement can be carried out, pressure is regulated and controlled by using the filtering and reducing valve, and the pressure is kept constant; in general, the test pressure of the sample piece is kept in the test process, the leakage amount can be directly measured, conversion is not needed, and the accuracy of the test result is greatly improved.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic structural view of a turbo charging rubber hose according to an embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
The first embodiment is as follows:
referring to fig. 1, the utility model provides a pair of leakage test machine for turbocharged rubber tube that the embodiment one provides, it includes test jig 1 with set up in first gas cylinder 2, atmospheric pressure adjusting part and measuring component on the test jig 1, atmospheric pressure adjusting part is including filtering relief pressure valve 3, measuring component includes first mass flowmeter 4 and second mass flowmeter 5, the outside of test jig 1 is provided with the connector 11 of the work piece that awaits measuring, filter relief pressure valve 3, first gas cylinder 2, first mass flowmeter 4 and connector 11 connect gradually through the gas circuit, the end of giving vent to anger of the work piece that awaits measuring is connected to the inlet end of second mass flowmeter 5, the end of giving vent to anger of second mass flowmeter 5 connects gas recovery container. Wherein, the first gas cylinder 2 is connected with a gas source.
The leakage testing machine for the turbocharging rubber tube provided by the embodiment mainly comprises a testing frame 1, a first gas cylinder 2, a gas pressure adjusting component and a measuring component, wherein the first gas cylinder 2 provides a gas pressure source, the gas pressure adjusting component is used for adjusting the magnitude of gas pressure, and the measuring component is used for measuring the leakage amount; specifically, the air pressure adjusting component comprises a filtering pressure reducing valve 3, the measuring component comprises a first mass flowmeter 4 and a second mass flowmeter 5, the first mass flowmeter 4 measures the air flow between the first air bottle 2 and the workpiece to be measured, the second mass flowmeter 5 is used for measuring the air flow between the workpiece to be measured and the air recovery container, and the leakage amount can be directly obtained through the vertical difference of the two flowmeters; during measurement, the air inlet end and the air outlet end of a workpiece to be measured are respectively connected with the connecting port 51 and the first testing port 52, so that measurement can be performed, the pressure is regulated and controlled by using the filtering and reducing valve 3, and the pressure is kept constant; in general, the test pressure of the sample piece is kept in the test process, the leakage amount can be directly measured, conversion is not needed, and the accuracy of the test result is greatly improved.
Example two:
referring to fig. 1, a leakage testing machine for a turbocharged rubber tube according to a second embodiment of the present invention is shown in the drawing, and the present embodiment further provides the following technical solutions as improvements on the basis of the above embodiments: the air pressure regulating assembly further comprises a precision pressure regulating valve 6, and the precision pressure regulating valve 6 is positioned between the first mass flow meter 4 and the connecting port 11.
Through the above further improvement, the present embodiment has the following advantages compared with the prior art: the pressure of the whole testing gas circuit can be further adjusted, and the accuracy of the pressure value is improved.
Example three:
referring to fig. 1, a leakage testing machine for a turbocharged rubber tube according to a third embodiment of the present invention is shown in the drawing, and the present embodiment further provides the following technical solutions as improvements on the basis of the above embodiment: the gas cylinder device also comprises a second gas cylinder 7, wherein the second gas cylinder 7 is communicated with the first gas cylinder 2; the second gas cylinder 7 has a smaller volume than the first gas cylinder 2.
Through the above further improvement, the present embodiment has the following advantages compared with the prior art: the second gas cylinder 7 buffers the whole gas circuit, and is beneficial to pressure regulation.
Example four:
referring to fig. 1, a leakage testing machine for a turbocharged rubber tube according to a fourth embodiment of the present invention is shown in the drawing, and the present embodiment further provides the following technical solutions as improvements on the basis of the above embodiment: a first test interface 51 and a second test interface 52 are arranged on two sides of the second mass flowmeter 5, the first test interface 51 is connected with the air outlet end of the workpiece to be tested, and the second test interface 52 is connected with the gas recovery container.
Through the above further improvement, the present embodiment has the following advantages compared with the prior art: the quick connection of the workpieces to be tested can be realized, the test pipeline is completed, and the test efficiency is improved.
Example five:
referring to fig. 1, a leakage testing machine for a turbocharged rubber tube according to a fifth embodiment of the present invention is shown in the drawing, and the present embodiment further provides the following technical solutions as improvements on the basis of the above embodiment: the bottom of the test frame 1 is provided with a caster 8; the top of the test rack 1 is provided with a handle 9.
Through the above further improvement, the present embodiment has the following advantages compared with the prior art: the truckle 8 makes things convenient for the removal of whole test machine, and the setting of handle 9 is conveniently carried and is transported.
The working principle of the utility model is described as follows: loading the workpiece to be tested to the connecting port 11, and quickly completing the connection between the workpiece to be tested and the first testing interface 51; after passing through the filtering and reducing valve 3, the compressed air enters a precise pressure regulating valve 6 for pressure regulation so as to ensure that the requirement of test parameters is met; and the compressed air after pressure regulation enters two mass flowmeters with different ranges, namely a first mass flowmeter 4 and a second mass flowmeter 5, the pressure is kept constant, and the measurement is carried out.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (7)
1. The utility model provides a leakage test machine for turbocharged rubber tube, characterized in that, include test jig (1) and set up in first gas cylinder (2), atmospheric pressure adjusting part and measuring component on test jig (1), atmospheric pressure adjusting part is including filtering relief pressure valve (3), measuring component includes first mass flowmeter (4) and second mass flowmeter (5), the outside of test jig (1) is provided with connector (11) of the work piece that awaits measuring, filter relief pressure valve (3), first gas cylinder (2), first mass flowmeter (4) and connector (11) connect gradually through the gas circuit, the end of giving vent to anger of the work piece that awaits measuring is connected to the inlet end of second mass flowmeter (5), the end of giving vent to anger of second mass flowmeter (5) connects gas recovery container.
2. The leakage testing machine for the turbocharged rubber tube according to claim 1, wherein the air pressure adjusting assembly further comprises a precision pressure adjusting valve (6), and the precision pressure adjusting valve (6) is located between the first mass flow meter (4) and the connection port (11).
3. The leakage testing machine for the turbocharging rubber hose according to claim 2, characterized by further comprising a second gas cylinder (7), wherein the second gas cylinder (7) is communicated with the first gas cylinder (2).
4. A leak tester for a turbo hose according to claim 3, characterised in that the volume of the second cylinder (7) is smaller than the volume of the first cylinder (2).
5. The leakage testing machine for the turbo-charging rubber hose according to claim 4, wherein a first testing interface (51) and a second testing interface (52) are arranged on two sides of the second mass flow meter (5), the first testing interface (51) is connected with the air outlet end of a workpiece to be tested, and the second testing interface (52) is connected with the gas recovery container.
6. The leakage testing machine for the turbo-charging rubber hose according to claim 1, characterized in that the bottom of the testing frame (1) is provided with casters (8).
7. The leakage tester for the turbo-charging rubber hose according to claim 1, characterized in that a handle (9) is arranged at the top of the test frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922273715.5U CN211373971U (en) | 2019-12-17 | 2019-12-17 | A leak testing machine for turbocharged rubber tube |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922273715.5U CN211373971U (en) | 2019-12-17 | 2019-12-17 | A leak testing machine for turbocharged rubber tube |
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| Publication Number | Publication Date |
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| CN211373971U true CN211373971U (en) | 2020-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922273715.5U Active CN211373971U (en) | 2019-12-17 | 2019-12-17 | A leak testing machine for turbocharged rubber tube |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112834240A (en) * | 2020-12-31 | 2021-05-25 | 苏州恩都模塑科技有限公司 | Leakage desorption flow test detection system |
-
2019
- 2019-12-17 CN CN201922273715.5U patent/CN211373971U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112834240A (en) * | 2020-12-31 | 2021-05-25 | 苏州恩都模塑科技有限公司 | Leakage desorption flow test detection system |
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