CN206556813U - A kind of test system - Google Patents
A kind of test system Download PDFInfo
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- CN206556813U CN206556813U CN201720273841.9U CN201720273841U CN206556813U CN 206556813 U CN206556813 U CN 206556813U CN 201720273841 U CN201720273841 U CN 201720273841U CN 206556813 U CN206556813 U CN 206556813U
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Abstract
This application discloses a kind of test system, the sealing property for testing seal, including：Seal test device for installing the seal；Connected with the seal test device, and can into the seal test device insufflation gas air system；The control system electrically connected with the seal test device and the air system.The test system that the utility model is provided, during being tested, the operations such as monitoring, record and analysis, are all be automatically performed using control system, it is to avoid artificial participation, reduce the occurrence probability of maloperation, accuracy of detection is improved so that the accuracy of test result is obviously improved, simultaneously because operating personnel are without execute-in-place, live load is not only reduced, and avoids healthy be affected.
Description
Technical field
The utility model is related to air equipment technical field, more particularly to a kind of test system for testing aerospace partses
System.
Background technology
Sealing ring in aero-engine, is typically necessary when being overhauled before dispatching from the factory or to aero-engine
Sealing property test is carried out to it.
In the prior art, it is necessary to detect sealing ring in varying environment bar when testing the sealing property of sealing ring
Working condition under part (such as different rotating speeds, different pressures, different temperatures), therefore be accomplished by adjusting in good time according to test request
The working condition of whole test equipment, and the sealing property of different working condition lower sealing ring is monitored, record lower sealing ring is in difference
Different performance data under working condition, in order to which later stage is analyzed data.
And above-mentioned adjustment, monitoring and record operation, be adjusted at the scene using personnel, observe and meter reading by the way of realize,
There is test parameters degree of regulation not high, test data, which is also easy to produce, to be misread, mispronounces, the problems such as test data is not easy to maintain,
The accuracy of test result is had a strong impact on.
In addition, the environment of test site is more severe, testing crew is monitored in test site for a long time, is not only worked
Load is big, and the healthy of tester can be impacted.
Therefore, how test accuracy is improved, has become current those skilled in the art's urgent problem to be solved.
Utility model content
In view of this, the utility model provides a kind of test system, by making improvements, and enables to test to tie
Fruit is more accurate.
In order to achieve the above object, the utility model provides following technical scheme：
A kind of test system, the sealing property for testing seal, including：
Seal test device for installing the seal；
Connected with the seal test device, and can into the seal test device insufflation gas air system；
The control system electrically connected with the seal test device and the air system.
It is preferred that, in above-mentioned test system, the seal test device includes：
Surround and be provided with the air inlet connected with the air system on the housing of closed chamber, the housing；
It extend into the closed chamber, the installed part for installing the seal；
It is arranged in the housing, and can be coordinated by flexible with the seal, the closed chamber is isolated
Into the extensible member of multiple inner chambers.
It is preferred that, in above-mentioned test system, the installed part is the rotating shaft being rotated by drive system, the drive
Dynamic system includes：
Motor；
The speed increaser being connected with the output shaft of the motor, the speed increaser is connected by power transmission shaft with the rotating shaft；
Sense the torque sensor of the torque transmission shaft.
It is preferred that, in above-mentioned test system, the air system includes：
The air accumulator connected with source of the gas；
The dried-air drier connected with the air accumulator, for drying the gas exported from the air accumulator；
Connect the first gas pipeline of the dried-air drier and the seal test device；
Connect the dried-air drier and the seal test device, and be arranged in parallel with first gas pipeline
Air heater and flowmeter are provided with two gas pipelines, second gas pipeline.
It is preferred that, in above-mentioned test system, in addition to lubricating system, the lubricating system to the speed increaser including providing
First lubricating structure of lubricating oil, and to the seal test device provide lubricating oil the second lubricating structure.
It is preferred that, in above-mentioned test system, the control system includes：
Controller, the controller at least can be with the seal test device, the motor, the speed increaser, institute
State torque sensor, the dried-air drier, first gas pipeline, second gas pipeline, the air heater,
The flowmeter, first lubricating structure and second lubricating structure, which coordinate, to be operated；
The human-computer interaction interface being connected by Ethernet switch with the controller signals.
It is preferred that, in above-mentioned test system, electricity is provided for the control system, the drive system and the air system
The distribution system of energy includes：
Total power distribution cabinet, total power distribution cabinet and the back-up operation platform of the control system and the control system are electrically connected
Connect；
The frequency conversion tank electrically connected with total power distribution cabinet, the frequency conversion tank and the back-up operation platform, the controller and
The electronic mechatronics；
Electrically connected with total power distribution cabinet and to the dried-air drier, the air heater, first lubricating machine
The subsystem electrical control cubicles that structure and second lubricating structure are powered.
It is preferred that, in above-mentioned test system, the drive system is fixed on the ground by mounting platform.
It is preferred that, in above-mentioned test system, the extensible member is multiple, and the closed chamber is isolated into at least three
The inner chamber.
The test system that the utility model is provided, is tested for the sealing property to seal, main to include sealing
Experimental rig, air system and control system.Wherein, seal test device is main test component, is needed when being tested
Install a seal into seal test device, air system is then used for the insufflation gas into seal test device, and controls system
System is then used to control seal test device and air system to be operated.During being tested, seal is pacified first
It is attached to inside seal test device, then control system controls air system to continue insufflation gas into seal test device, makes
The air pressure obtained in seal test device gradually increases, and makes control system detect gas in seal in real time within a period of time afterwards
The leakage value of installation position, and recording detection data, the sealing property of seal is obtained finally by analysis.The utility model is carried
The test system of confession, during being tested, the operation such as monitoring, record and analysis, is all automatically complete using control system
Into, it is to avoid artificial participation, the occurrence probability of maloperation is reduced, accuracy of detection is improved so that the accuracy of test result
It is obviously improved, simultaneously because operating personnel are without execute-in-place, not only reduces live load, and avoid body
Body health is affected.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing of offer.
The framework map for the test system that Fig. 1 provides for the utility model embodiment；
Fig. 2 is the sectional view of seal test device；
Fig. 3 is the schematic diagram of air system；
Fig. 4 is the topological diagram of control system.
In Figs. 1-4：
1- seal test devices, 2- sources of the gas, 3- air accumulators, 4- dried-air driers, the gas pipelines of 5- first, the gas transmissions of 6- second
Pipeline, 7- flowmeters, 8- air heaters, 9- seals；
11- housings, 12- installed parts, 13- extensible members.
Embodiment
The utility model provides a kind of test system, by making improvements, enables to test result more accurate
Really.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
As Figure 1-Figure 4, the test system that the utility model embodiment is provided, the sealing for testing seal 9
Can, including：Seal 9 and the seal test device 1 tested seal 9 are installed, connected with seal test device 1, with
The air system of insufflation gas into seal test device 1, and electrically connected with seal test device 1 and air system, to control
The control system that seal test device 1 processed and air system are operated.
When testing seal 9, first choice needs to be installed to seal 9 into the inside of seal test device 1, installs
After the completion of, make air system under control of the control system into seal test device 1 insufflation gas (gas is generally sky
Gas) so that the air pressure in seal test device 1 gradually increases, and then makes to be high pressure conditions, Ran Houling in seal test device 1
Control system detects leakage value of the gas in the installation position of seal 9, and recording detection data in real time, is obtained finally by analysis
The sealing property of seal 9.
In said process, the operation such as monitoring, record and analysis is automatically performed by control system, without carrying out again
Artificial operation so that tester need not rest on test site, not only avoid maloperation, improve performance accuracy, and
The work load of tester is also mitigated, makes and healthy is no longer influenced by influence.
Specifically, it is preferred that seal test device 1 includes：Surround the housing 11 of closed chamber, be provided with this housing 11 with
The air inlet of air system connection；It extend into closed chamber, the installed part 12 for installing seal 9；It is arranged on housing 11
It is interior, and can be coordinated by flexible with seal 9, closed chamber is isolated into the extensible member 13 of multiple inner chambers, such as Fig. 2 institutes
Show.Seal test device 1 is the core of equipment test, and the seal test device 1 of said structure is formed by sealed housing 11
Closed chamber, can be divided at least two inner chambers, pass through air by closed chamber, and the cooperation of extensible member 13 and seal 9
System insufflation gas in an inner chamber thereto so that the inner chamber turns into high pressure lumen, and another inner chamber adjacent thereto is then
Low pressure lumen, is isolated by seal 9 between the two, is leaked to the gas flow of low pressure lumen to evaluate by testing high voltage inner chamber
The sealing property of tested seal 9.And make annular extensible member 13 can along installed part 12 radial expansion, can not only lead to
Extensible member 13 is overregulated so that dress when the gap delta (as shown in Figure 2) between seal 9 and extensible member 13 is similar to practical application
With value, with more real simulation actual working state, measuring accuracy, and stretching by extensible member 13 are farthest improved
Contracting can reserve different size of installing space for seal 9, so that seal test device 1 can be to a variety of different models
Seal 9 tested so that seal test device 1 in the present embodiment has broad applicability.
In the present embodiment, preferably installed part 12 is the rotating shaft being rotated by drive system, as shown in Figure 2.Because
The existing seal overwhelming majority is all sealing ring, so the preferred installed part 12 of the present embodiment is installation axle, while in view of quilt
The sealing ring of test may be revolving rotary packing ring, so making installation axle be the rotating shaft that can be rotated, this rotating shaft passes through two
Individual bearing is rotatably arranged on housing 11, and seal ring set is located in rotating shaft, when being tested, and injects clean into high pressure lumen
Air, the rotating speed of adjustment rotating shaft arrives preset value, and adjustment is filled with the air inflow of air, and then measurement high pressure lumen is to low pressure lumen
Air leakage value.
As shown in Fig. 2 the present embodiment further preferably extensible member 13 is multiple for what is be distributed in the axial direction of installed part 12, it is more excellent
Choosing for two, so as to which closed chamber is isolated into three inner chambers, and make air system be filled with gas into middle inner chamber
Body, making the inner chamber of centre turns into high pressure lumen, and two inner chambers of both sides are then low pressure lumen, high pressure lumen and different low pressure
It can be realized and isolated by a sealing ring in the middle of inner chamber.So such a set-up mode enables seal test device 1 simultaneously
Multiple sealing rings are tested, testing efficiency is significantly improved.
Further, the drive system that drive shaft is rotated includes：Motor；The speedup being connected with the output shaft of motor
Device, speed increaser is connected by power transmission shaft with rotating shaft；The torque sensor of torque transmission shaft is sensed, as shown in Figure 1.Drive system is
Seal test device 1 provides rotating speed, moment of torsion satisfactory power input, and motor provides original rotational power, speed increaser
Increase after rotating speed, rotational power is transferred in rotating shaft by power transmission shaft, and then drive tested sealing ring to rotate.Moment of torsion is passed
Sensor is used to refer to subsequent content with control system cooperating, specific fit system.
It is preferred that, air system includes：With source of the gas 2 (source of the gas 2 can be air compressor, as shown in Figure 3) connection
Air accumulator 3；The dried-air drier 4 connected with air accumulator 3, for drying the gas exported from air accumulator 3；Connection is air-dried
First gas pipeline 5 of machine 4 and seal test device 1；Connect dried-air drier 4 and seal test device 1, and with the first gas transmission
Air heater 8 and flowmeter (this flow are provided with the second gas pipeline 6 that pipeline 5 is arranged in parallel, the second gas pipeline 6
Meter is not shown in figure).Air system is that seal test device 1 provides the pure air that temperature, pressure meet demand, according to not
With the requirement of experimental condition, air system is respectively by the first gas pipeline 5 and the second gas pipeline 6 to seal test device 1
The gas of two kinds of operating modes is provided：One is gas at normal temperature, and two be high temperature temperature.Air accumulator 3 is used for the flow trim for ensureing source of the gas 2,
After gas at normal temperature is handled by dried-air drier 4, entered through the first gas pipeline 5 in seal test device 1, or, normal temperature
After gas is handled by dried-air drier 4, enter in the second gas pipeline 6, and sealing is inputted after the heating of air heater 8
Experimental rig 1.Specifically when being tested, a kind of gas of temperature may only be provided into seal test device 1, i.e., is only provided
Gas at normal temperature or high-temperature gas.Installed in pipeline of the present embodiment further preferably between air heater 8 and dried-air drier 4 another
One flowmeter 7, the gas flow of air heater 8 is flowed through for measuring, and the flowmeter 7 coordinates work with control system
Make, air system is also equipped with corresponding electrical control cubicles so that control system can be flexibly controlled air system.
In the test system that the present embodiment is provided, in addition to lubricating system, lubricating system to speed increaser including providing lubrication
Oil the first lubricating structure, and to seal test device 1 provide lubricating oil the second lubricating structure, as shown in Figure 1.This implementation
Example provides lubricating function by the first lubricating structure of setting for speed increaser, and it is that seal test device 1 is carried to set the second lubricating structure
For lubrication and refrigerating function, to improve the functional reliability of speed increaser and seal test device 1, and extend its working life.
In the present embodiment, as shown in figure 4, it is preferred that control system mainly includes：Controller, this controller at least with sealing
Experimental rig 1, speed increaser, torque sensor, dried-air drier 4, the first gas pipeline 5, the second gas pipeline 6, air heating
Device 8, flowmeter 7, the first lubricating structure and the second lubricating structure cooperating；Connected by Ethernet switch and controller signals
The human-computer interaction interface connect.Control system is responsible for carrying out live all devices, valve Automated condtrol, detection device operation shape
State, adjusts operational factor, and the data in experiment are shown in real time, data storage, data export etc..This control system can
With including three parts：1) field apparatus of data acquisition and execution action is carried out at the scene；2) carry out data acquisition transmission and
The in-situ processing unit of control instruction transmission；3) the terminal operation equipment and system network equipment of man-machine interaction.Wherein, scene is set
Standby mainly each instrument and meter (such as flowmeter 7, torque sensor), the power distribution cabinet of distribution system and frequency conversion tank (subsequent content
In mention)；In-situ processing unit is controller；The core component of terminal operation equipment is server；System network equipment is main
It is the Ethernet switch for connecting field control unit and terminal device.Specifically, controller coordinates with seal test device 1
When, the opening and closing of the distance of stretch out and draw back, air inlet of extensible member 13 can be controlled, and detect the leakage value of gas；Controller can be controlled
The start and stop of motor processed；Controller can be connected with torque sensor signal, turn round when with speed increaser and torque sensor cooperation
The rotating speed of transmission shaft data that square sensor is sensed can be conveyed to controller, and controller is analyzed the data, with not
With the stage adjust speed increaser rotating speed so that rotating shaft in different phase with rotary packing ring with the rotational speed of technological requirement；Control
When device and dried-air drier 4, the first gas pipeline 5, the second gas pipeline 6 coordinate, for control the start and stop of dried-air drier 4 with
And the break-make arrived by Valve controlling the first gas pipeline 5 and the second appendix；When controller coordinates with air heater 8, energy
Enough control start and stop and the heating-up temperature of air heater 8；When controller coordinates with flowmeter 7, the metering of flowmeter 7 can be received
Data, and then according to the break-make of continuous data the second gas pipeline 6 of control；Controller can also be lubricated by Valve controlling first
The break-make of the lubricating oil conveyance conduit of mechanism and the second lubricating structure.In addition, the preferred human-computer interaction interface of the present embodiment is calculating
Machine.
As shown in figure 1, including for the distribution system that control system, drive system and air system provide electric energy：Total distribution
Cabinet, total power distribution cabinet and control system, and the back-up operation platform of control system are electrically connected；The frequency conversion electrically connected with total power distribution cabinet
Cabinet, frequency conversion tank and back-up operation platform, controller and electronic mechatronics；Electrically connected with total power distribution cabinet and to dried-air drier 4, sky
The subsystem electrical control cubicles that hot-air heater 8, the first lubricating structure and the second lubricating structure are powered.The present embodiment by total power distribution cabinet,
Frequency conversion tank and subsystem electrical control cubicles, respectively different system provide electric energy, and carry out corresponding Automated condtrol, to ensure each system
Independence, the normal work of system.
Further, drive system is fixed on the ground by mounting platform, as shown in Figure 1.This mounting platform is drive
The installation of dynamic system and quick centring platform.Mounting platform is fixed on experiment room floor, because in each equipment of drive system
The heart is highly inconsistent, so needing to adjust to unified setting height(from bottom), to ensure the centering of axle by mounting platform.
In addition, in the test system that the present embodiment is provided, in addition to meet the test requirements document of laboratory, while to environment
Other auxiliary devices or device protected with test operation personnel, the mist such as set in the top of seal test device 1 absorb
Device, the muffler of discharge duct outlets, protective cover of drive system shafting etc..
The application to existing test system by being improved so that it turns into automation test platform, well solution
Determine problems with：
1) seal test device 1 can test to the sealing property of the sealing ring of different manufacturers, be conducive to selecting outstanding
Manufacturer.
2) sealing ring of different model is tested, be conducive to Type selection and device preferably, update.
3) it can verify that the fatigue behaviour of sealing ring.
4) during air equipment failure, it can help to investigate failure whether caused by the sealing condition of sealing ring.
5) test data quantified causes test result more credible.
6) human users are carried out by computer mouse, keyboard, reduce the manipulation strength of personnel, improve parameter adjustment essence
Degree, main adjustment of rotational speed precision reachable ± 5 ‰ in such as testing, high-low pressure pressure difference degree of regulation reaches ± 2 ‰.
7) test data is read, recorded automatically by computer, it is to avoid personnel are misread, mispronounced, test data is lost.
8) data temporally carry out automated storing, and the data for realizing automation by process of the test are exported, can be with mass
Data are analyzed.
9) process of the test can be set the automatic experiment for carrying out procedure by key index and be adjusted, and save cumbersome adjustment step
Suddenly.
10) personnel's plant equipment away from rotation at a high speed in operation, away from mist environment, it is ensured that it is healthy not by
Influence.
Each part is described by the way of progressive in this specification, what the structure of each part was stressed is
With the difference of existing structure, the entirety and part-structure of test system can be obtained by combining the structure of above-mentioned some
Arrive.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can in other embodiments be realized in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (9)
1. a kind of test system, the sealing property for testing seal, it is characterised in that including：
Seal test device for installing the seal；
Connected with the seal test device, and can into the seal test device insufflation gas air system；
The control system electrically connected with the seal test device and the air system.
2. test system according to claim 1, it is characterised in that the seal test device includes：
Surround and be provided with the air inlet connected with the air system on the housing of closed chamber, the housing；
It extend into the closed chamber, the installed part for installing the seal；
It is arranged in the housing, and can be coordinated by flexible with the seal, the closed chamber is isolated into many
The extensible member of individual inner chamber.
3. test system according to claim 2, it is characterised in that the installed part is to turn under the driving of drive system
Dynamic rotating shaft, the drive system includes：
Motor；
The speed increaser being connected with the output shaft of the motor, the speed increaser is connected by power transmission shaft with the rotating shaft；
Sense the torque sensor of the torque transmission shaft.
4. test system according to claim 3, it is characterised in that the air system includes：
The air accumulator connected with source of the gas；
The dried-air drier connected with the air accumulator, for drying the gas exported from the air accumulator；
Connect the first gas pipeline of the dried-air drier and the seal test device；
Connect the dried-air drier and the seal test device, and with first gas pipeline be arranged in parallel it is second defeated
Air heater and flowmeter are provided with feed channel, second gas pipeline.
5. test system according to claim 4, it is characterised in that also including lubricating system, the lubricating system includes
First lubricating structure of lubricating oil is provided to the speed increaser, and the second of lubricating oil is provided to the seal test device and is moistened
Sliding mechanism.
6. test system according to claim 5, it is characterised in that the control system includes：
Controller, the controller at least can be with the seal test device, the motor, the speed increaser, the torsion
It is square sensor, the dried-air drier, first gas pipeline, second gas pipeline, the air heater, described
Flowmeter, first lubricating structure and second lubricating structure, which coordinate, to be operated；
The human-computer interaction interface being connected by Ethernet switch with the controller signals.
7. test system according to claim 6, it is characterised in that for the control system, the drive system and institute
Stating the distribution system of air system offer electric energy includes：
Total power distribution cabinet, total power distribution cabinet is electrically connected with the back-up operation platform of the control system and the control system；
The frequency conversion tank electrically connected with total power distribution cabinet, the frequency conversion tank and the back-up operation platform, the controller and described
Electronic mechatronics；
Electrically connected with total power distribution cabinet and to the dried-air drier, the air heater, first lubricating structure and
The subsystem electrical control cubicles that second lubricating structure is powered.
8. test system according to claim 3, it is characterised in that the drive system is fixed on ground by mounting platform
On face.
9. the test system according to any one in claim 2-8, it is characterised in that the extensible member be it is multiple, with
The closed chamber is isolated into inner chamber described at least three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720273841.9U CN206556813U (en) | 2017-03-20 | 2017-03-20 | A kind of test system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720273841.9U CN206556813U (en) | 2017-03-20 | 2017-03-20 | A kind of test system |
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| Publication Number | Publication Date |
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| CN206556813U true CN206556813U (en) | 2017-10-13 |
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ID=60365957
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534831A (en) * | 2018-04-18 | 2018-09-14 | 广州市汉粤净化科技有限公司 | A kind of control system of drying machine performance testing device |
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2017
- 2017-03-20 CN CN201720273841.9U patent/CN206556813U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534831A (en) * | 2018-04-18 | 2018-09-14 | 广州市汉粤净化科技有限公司 | A kind of control system of drying machine performance testing device |
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