CN204064590U - A kind of air-brake coupling hose air pressure level pressure detection experiment machine - Google Patents
A kind of air-brake coupling hose air pressure level pressure detection experiment machine Download PDFInfo
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- CN204064590U CN204064590U CN201420430636.5U CN201420430636U CN204064590U CN 204064590 U CN204064590 U CN 204064590U CN 201420430636 U CN201420430636 U CN 201420430636U CN 204064590 U CN204064590 U CN 204064590U
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Abstract
The utility model discloses a kind of air-brake coupling hose air pressure level pressure detection experiment machine, comprise main machine frame, filtrator, solenoid valve device and safety-door device, it is characterized in that, this testing machine also comprises: source of the gas, test specimen bracing or strutting arrangement, cylinder, pressure measuring tie-in, pressure transducer and PLC control system; Source of the gas is connected to cylinder for testing machine through filter and solenoid valve and provides tested media, and medium is compressed gas; Cylinder is arranged on test specimen bracing or strutting arrangement, is arranged on pressure measuring tie-in one end; Pressure transducer is arranged on cylinder, and accesses in PLC control system, and pressure transducer detects the barometric information of test hose, and sends to access PLC control system, completes the detection of testing machine air-brake coupling hose.This pick-up unit reliability is high, and applicability is wide, and pressure test is accurate, and whether and voltage endurance capability the blocking can assessing air-brake coupling hose preferably.
Description
Technical field
The utility model belongs to the technical field of air-brake coupling hose performance aircraft, particularly air-brake coupling hose high pressure gas compression set pressure pick-up unit.
Background technology
Air-brake coupling hose voltage endurance capability is one of important indicator weighing flexible pipe performance, air-brake coupling hose blocking, reveals or breaks brake failure all can be caused to cause traffic hazard.China has corresponding air-brake coupling hose test stone (GB16897-2010) at present, defines air-brake coupling hose voltage endurance capability and test method.Specify based on this standard, what traditional air-brake coupling hose pressure detection adopted is substantially all use water as medium is tested, and it mainly contains following defect and deficiency: one, test with hydraulic pressure, and so high hydraulic pressure is inevitable to the pollution of surrounding environment; Also obtain after finishing test and must clear up water residual in test specimen; Do experiment with air pressure and can avoid this two problems completely.Two, water does not have brake fluid and gas-sensitive to pressure reacting condition, in uniform pressure situation, if do not leaked with water inspection, may occur leaking with brake fluid inspection; If but do not leak with air pressure check, just can never leak with brake fluid.Three, for the air-brake coupling hose that there is trace and reveal, if with hydraulic pressure test, probably air-brake coupling hose surface can only protruding individual minute bubbles, if people does not note just not realizing a little; But with air pressure experiment, gather pressure differential by pressure transducer and differentiate, will automatically show.
Continue said above, traditional air-brake coupling hose pressure detection method, have following many-sided deficiency: contaminated environment; Multiple operation operates, inconvenient especially, also has the waste of great human and material resources; Accuracy of detection is low, effect is undesirable.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, the air-brake coupling hose air pressure level pressure detection experiment machine providing a kind of accuracy of detection higher.In order to achieve the above object, technical scheme of the present invention is as follows:
The present invention is achieved by the following technical solutions; propose a kind of air-brake coupling hose air pressure level pressure detection experiment machine; comprise main machine frame, filtrator, solenoid valve device and safety-door device; it is characterized in that, this testing machine also comprises: source of the gas, test specimen bracing or strutting arrangement, cylinder, pressure measuring tie-in, pressure transducer, PLC control system; Source of the gas is connected to cylinder through filter and solenoid valve, and for testing machine provides tested media, described tested media is compressed gas; Cylinder is arranged on test specimen bracing or strutting arrangement, is arranged on pressure measuring tie-in one end, described pressure measuring tie-in connecting test flexible pipe; Pressure transducer is arranged on cylinder, and accesses in PLC control system, and described pressure transducer detects the barometric information of test hose, and sends to access PLC control system.
Wherein said source of the gas comprises high-pressure air source and low-pressure gas source, described filtrator comprises high pressure filter and low-pressure filter, described solenoid valve comprises high-pressure solenoid valve and low-voltage solenoid valve, described high-pressure air source is connected to cylinder through high pressure filter and high-pressure solenoid valve, and described low-pressure gas source is connected to cylinder through low-pressure filter and low-voltage solenoid valve.
Wherein said pressure transducer, high-pressure solenoid valve, cylinder, pressure measuring tie-in and low-voltage solenoid valve are some groups.
Wherein said test specimen bracing or strutting arrangement is provided with the rotation regulating mechanism of angle rotatable and moving track and base, test specimen bracing or strutting arrangement comprises the first test specimen bracing or strutting arrangement and the second test specimen bracing or strutting arrangement of corresponding setting, and leaving the spatial accommodation that can supply installation testing flexible pipe in the middle of the first test specimen bracing or strutting arrangement and the second test specimen bracing or strutting arrangement, moving track and base also can move left and right under being movably arranged on rotation regulating mechanism;
Wherein formed the low pressure blocking test macro of testing machine by described low-pressure gas source, low-voltage solenoid valve, cylinder, pressure measuring tie-in and completed the everything driving kinematic train of testing machine detection; The high pressure resistant test macro of testing machine is made up of described high-pressure air source, high-pressure solenoid valve, cylinder and pressure measuring tie-in.
Wherein said pressure measuring tie-in is provided with the rotation detachable clamp locking device being suitable for dissimilar flexible pipe testing requirement.
Wherein said PLC control system is arranged on safety door, described safety door two ends are provided with slide rail, main machine frame two ends are provided with chute, the dip plane that described safety door is positioned at the front portion of testing machine is slided up and down along chute by slide rail and opens or closed safe door.Also comprise a touch-screen in PLC control system, as the interface of man-machine interaction, carry out data display and associative operation, realize automation mechanized operation and intelligent automatic prompt functions.
Wherein the lower part of testing machine main machine frame is set to tetragonal body structure, and upper part is set to the quadrilateral frame that front is incline structure.
Wherein said main machine frame, the first test specimen bracing frame and the second test specimen bracing frame, safety door 11 and moving track and base composition material be aluminum alloy materials.
The beneficial effects of the utility model:
1, the detection path by being made up of source of the gas, filtrator, solenoid valve, cylinder etc., adopt gas as tested media, accuracy of detection is high;
2, applicability is wide, can adapt to the test request of all kind flexible pipes;
3, pressure test is accurate, and whether and voltage endurance capability the blocking can assessing air-brake coupling hose preferably.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model air-brake coupling hose air pressure level pressure detection experiment machine;
Fig. 2 is each modular construction schematic diagram of the utility model air-brake coupling hose air pressure level pressure detection experiment machine;
Fig. 3 is the construction profile of the utility model air-brake coupling hose air pressure level pressure detection experiment machine.
In figure, each mark is expressed as:
Main machine frame 1, source of the gas 2, low-pressure gas source 21, high-pressure air source 22, filtrator 3, low-pressure filter 31, high pressure filter 32, solenoid valve 4, low-voltage solenoid valve 41, high-pressure solenoid valve 42, test specimen bracing or strutting arrangement 5, first test specimen bracing or strutting arrangement 51, second test specimen bracing or strutting arrangement 52, cylinder 6, cylinder 61, cylinder 62, pressure measuring tie-in 7, pressure measuring tie-in 71, pressure measuring tie-in 72, pressure transducer 8, PLC control system 9, touch-screen 10, safety door 11.
Embodiment
The present invention is further elaborated to tell about embodiment below in conjunction with Fig. 1, Fig. 2 and Fig. 3:
The effect of embodiment 1 air-brake coupling hose air pressure level pressure detection experiment machine equipment composition and each parts:
The utility model proposes a kind of air-brake coupling hose air pressure level pressure detection experiment machine; comprise main machine frame 1, filtrator 3, solenoid valve device 4 and safety door 11 device; it is characterized in that, this testing machine also comprises: source of the gas 2, test specimen bracing or strutting arrangement 5, cylinder 6, pressure measuring tie-in 7, pressure transducer 8 and PLC control system 9; Source of the gas 2 is connected to cylinder 6 for testing machine through filter 3 and solenoid valve 4 and provides tested media, and tested media is compressed gas; Cylinder 6 is arranged on test specimen bracing or strutting arrangement 5, is arranged on pressure measuring tie-in 7 one end, and when testing machine detects, test hose two ends all connect pressure measuring tie-in; Pressure transducer 8 is arranged on cylinder 6, and accesses in PLC control system 9, and described pressure transducer 8 detects the barometric information of test hose, and sends to access PLC control system 9.The order of connection consisting of each parts of testing machine detection system above connected mode is followed successively by source of the gas 2, filtrator 3, solenoid valve 4, cylinder 61, pressure measuring tie-in 71, test hose, pressure measuring tie-in 72, cylinder 62, pressure transducer 8 and PLC control system 9, the detection of testing machine is completed by the data variation detecting air pressure before and after test hose, and form operation control system by the signal that PLC control system and pressure transducer gather, realize pressure, time, the control of relevant action.
Source of the gas 2 comprises low-pressure gas source 21 and high-pressure air source 22, and low-pressure gas source gaseous tension size is 0.3MPa-0.6MPa, and the gaseous tension size of high-pressure air source 22 is 0.5MPa-25.0MPa, is preferably 13.5MPa-15.0PMa; Filtrator 3 comprises low-pressure filter 31 and is connected with low-pressure gas source and high-pressure air source the impurity filtered in pressure gas respectively with high pressure filter 32; Solenoid valve 4 comprises low-voltage solenoid valve 41 and high-pressure solenoid valve 42, and entering and discharging of gas is controlled by high-pressure solenoid valve 42; Low-pressure gas source 21 is connected to cylinder through low-pressure filter 32 and low-voltage solenoid valve 41, and high-pressure air source 21 is connected to cylinder through high pressure filter 32 and high-pressure solenoid valve 42.
Detection system organized by this air-brake coupling hose air pressure level pressure detection experiment machine more, and pressure transducer 8, low-voltage solenoid valve 41, cylinder 6, pressure measuring tie-in 7 and high-pressure solenoid valve 42 is some groups, can carry out organizing test more simultaneously.
Test specimen bracing or strutting arrangement arranges 5 the rotation regulating mechanism of angle rotatable and moving track and base, test specimen bracing or strutting arrangement comprises the first test specimen bracing or strutting arrangement 51 and the second test specimen bracing or strutting arrangement 52 of corresponding setting, and leaving the spatial accommodation that can supply installation testing flexible pipe in the middle of the first test specimen bracing or strutting arrangement 51 and the second test specimen bracing or strutting arrangement 52, moving track and base also can move left and right under being movably arranged on rotation regulating mechanism;
This air-brake coupling hose air pressure level pressure detection experiment machine testing system detects in two steps, comprise low pressure blocking test and high pressure resistant test, formed the low pressure blocking test macro of testing machine by described low-pressure gas source 21, low-voltage solenoid valve 41, cylinder 6, pressure measuring tie-in 7 and completed the driving kinematic train that testing machine detects everything; The high pressure resistant test macro of testing machine is made up of high-pressure air source 22, high-pressure solenoid valve 42, cylinder 6 and pressure measuring tie-in.
The pressure measuring tie-in 7 be arranged on test specimen bracing or strutting arrangement 5 is provided with the rotation detachable clamp locking device being suitable for the flexible pipe testing requirement such as different tube diameters size and different materials type.
PLC control system is installed 9 on safety door 11, and safety door 11 two ends are provided with slide rail, and main machine frame two ends are provided with chute, the dip plane that safety door 11 is positioned at the front portion of testing machine is slided up and down along chute by slide rail and opens or closed safe door.Also comprise a touch-screen 10 in PLC control system 9, as the interface of man-machine interaction, carry out data display and associative operation, realize automation mechanized operation and intelligent automatic prompt functions.
The lower part of testing machine main machine frame 1 is set to tetragonal body structure, and upper part is set to the quadrilateral frame that front is incline structure.The composition material of main machine frame 1, first test specimen bracing frame 51, second test specimen bracing frame 52, safety door 11 and moving track and base is aluminum alloy materials.
The course of work of embodiment 2 air-brake coupling hose air pressure level pressure detection experiment machine:
Connect low-pressure gas source 21, high-pressure air source 22 and power supply, open source of the gas air valve, turn on the power switch, make high-pressure air source 22 arrive high-pressure solenoid valve 42 after high pressure filter 32 filters, make low-pressure gas source 21 arrive low-voltage solenoid valve 41 after low-pressure filter 31 filters, adjust the fixture locking device that the rotation of pressure measuring tie-in 7 is detachable, to adapt to tested flexible pipe, check that whether pressure measuring tie-in 7 is intact, and manual operation checks whether each action puts in place, confirm that each position all prepares errorless, then select automatic operation state at person-computer union 10, by cylinder 6 action test specimen fixed and use the fixture locking device of pressure measuring tie-in 7 to seal test specimen two ends, by foot-switch, enter auto test flow: whether throughly first detect test hose pipeline by low pressure gas, low pressure blocking measurement circuit is: the tested media in low-pressure gas source 21 is removed after impurity successively by low-voltage solenoid valve 41 through low-pressure filter 31, cylinder 61, pressure measuring tie-in 71, test hose, pressure measuring tie-in 72, cylinder 62, pressure transducer 8 receives collection signal and sends the low pressure blocking test macro that PLC control system 9 and touch-screen 10 form testing machine to, then put into gas by high-pressure solenoid valve 41 and carry out high pressure resistant test, high pressure resistant measurement circuit is: the tested media in high-pressure air source 22 is removed successively by high-pressure solenoid valve 42, cylinder 61, pressure measuring tie-in 71, test hose, pressure measuring tie-in 72, cylinder 62 after impurity through high pressure filter 32, and pressure transducer 8 receives collection signal and sends the high pressure resistant test macro that PLC control system 9 and touch-screen 10 form testing machine to.The driving kinematic train that wherein low-pressure gas source 21, cylinder 6, low-voltage solenoid valve 41, pressure measuring tie-in 7 form testing machine completes the everything of testing machine low pressure blocking test and high pressure resistant test.Whether the pressure data gathered by person-computer union 10, PLC electric control system 9 and pressure transducer 8 is completed low voltage experiment and blocks, and high pressure resistant test.If have substandard product in last test process, red led is bright, and reports to the police, and presses reset knob, stop alarm, changes test hose and starts next round test.
Above embodiment and test method are to detailed description of the present utility model; can not assert that embodiment of the present utility model is confined to these explanations; for the utility model person of an ordinary skill in the technical field; without departing from the concept of the premise utility; some simple deductions can also be made and substitute, all should be considered as belonging to protection domain of the present utility model.
Claims (7)
1. air-brake coupling hose air pressure level pressure detection experiment machine, comprise main machine frame, filtrator, solenoid valve device and safety-door device, it is characterized in that, this testing machine also comprises: source of the gas, test specimen bracing or strutting arrangement, cylinder, pressure measuring tie-in, pressure transducer, PLC control system; Source of the gas is connected to cylinder through filter and solenoid valve, and for testing machine provides tested media, described tested media is compressed gas; Cylinder is arranged on test specimen bracing or strutting arrangement, is arranged on pressure measuring tie-in one end, described pressure measuring tie-in connecting test flexible pipe; Pressure transducer is arranged on cylinder, and accesses in PLC control system.
2. air-brake coupling hose air pressure level pressure detection experiment machine according to claim 1, it is characterized in that, described source of the gas comprises high-pressure air source and low-pressure gas source, described filtrator comprises high pressure filter and low-pressure filter, described solenoid valve comprises high-pressure solenoid valve and low-voltage solenoid valve, described high-pressure air source is connected to cylinder through high pressure filter and high-pressure solenoid valve, and described low-pressure gas source is connected to cylinder through low-pressure filter and low-voltage solenoid valve.
3. air-brake coupling hose air pressure level pressure detection experiment machine according to claim 1, it is characterized in that, described pressure transducer, high-pressure solenoid valve, cylinder, pressure measuring tie-in and low-voltage solenoid valve are some groups.
4. air-brake coupling hose air pressure level pressure detection experiment machine according to claim 1, it is characterized in that, described test specimen bracing or strutting arrangement is provided with the rotation regulating mechanism of angle rotatable and moving track and base, test specimen bracing or strutting arrangement comprises the first test specimen bracing or strutting arrangement and the second test specimen bracing or strutting arrangement of corresponding setting, and leaving the spatial accommodation that can supply installation testing flexible pipe in the middle of the first test specimen bracing or strutting arrangement and the second test specimen bracing or strutting arrangement, moving track and base also can move left and right under being movably arranged on rotation regulating mechanism.
5. air-brake coupling hose air pressure level pressure detection experiment machine according to claim 2, it is characterized in that, formed the low pressure blocking test macro of testing machine by described low-pressure gas source, low-voltage solenoid valve, cylinder, pressure measuring tie-in and completed the everything driving kinematic train of testing machine detection; The high pressure resistant test macro of testing machine is made up of described high-pressure air source, high-pressure solenoid valve, cylinder and pressure measuring tie-in.
6. air-brake coupling hose air pressure level pressure detection experiment machine according to claim 1, it is characterized in that, described pressure measuring tie-in is provided with the rotation detachable clamp locking device being suitable for dissimilar flexible pipe testing requirement.
7. air-brake coupling hose air pressure level pressure detection experiment machine according to claim 1, it is characterized in that, described PLC control system is arranged on safety door, described safety door two ends are provided with slide rail, main machine frame two ends are provided with chute, and described safety door is slided up and down along chute by slide rail and opens or closed safe door.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420430636.5U CN204064590U (en) | 2014-07-31 | 2014-07-31 | A kind of air-brake coupling hose air pressure level pressure detection experiment machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420430636.5U CN204064590U (en) | 2014-07-31 | 2014-07-31 | A kind of air-brake coupling hose air pressure level pressure detection experiment machine |
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| CN204064590U true CN204064590U (en) | 2014-12-31 |
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| CN201420430636.5U Expired - Fee Related CN204064590U (en) | 2014-07-31 | 2014-07-31 | A kind of air-brake coupling hose air pressure level pressure detection experiment machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104089748A (en) * | 2014-07-31 | 2014-10-08 | 上海远梓电子科技有限公司 | Constant-pressure detection testing machine for air pressure of braking hose |
| CN108007783A (en) * | 2016-10-28 | 2018-05-08 | 天津台信检测技术有限公司 | The pressure test platform of automobile using brake rubber pipe with pressure release portion |
| CN110579318A (en) * | 2019-09-05 | 2019-12-17 | 益阳富佳科技有限公司 | Tight performance detection device of hydraulic pressure pipe for crawler tractor production |
| CN114216631A (en) * | 2021-01-12 | 2022-03-22 | 襄阳达安汽车检测中心有限公司 | High-low temperature air tightness test system for automobile brake hose |
-
2014
- 2014-07-31 CN CN201420430636.5U patent/CN204064590U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104089748A (en) * | 2014-07-31 | 2014-10-08 | 上海远梓电子科技有限公司 | Constant-pressure detection testing machine for air pressure of braking hose |
| CN108007783A (en) * | 2016-10-28 | 2018-05-08 | 天津台信检测技术有限公司 | The pressure test platform of automobile using brake rubber pipe with pressure release portion |
| CN108007783B (en) * | 2016-10-28 | 2019-12-24 | 天津台信检测技术有限公司 | Pressure-resistant test platform with pressure relief part for automobile brake rubber pipe |
| CN110579318A (en) * | 2019-09-05 | 2019-12-17 | 益阳富佳科技有限公司 | Tight performance detection device of hydraulic pressure pipe for crawler tractor production |
| CN114216631A (en) * | 2021-01-12 | 2022-03-22 | 襄阳达安汽车检测中心有限公司 | High-low temperature air tightness test system for automobile brake hose |
| CN114216631B (en) * | 2021-01-12 | 2022-10-21 | 襄阳达安汽车检测中心有限公司 | High-low temperature air tightness test system for automobile brake hose |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20180731 |
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| CF01 | Termination of patent right due to non-payment of annual fee |