CN206496869U - A kind of dynamic observation device of compressor radial clearance leakage - Google Patents
A kind of dynamic observation device of compressor radial clearance leakage Download PDFInfo
- Publication number
- CN206496869U CN206496869U CN201720020994.2U CN201720020994U CN206496869U CN 206496869 U CN206496869 U CN 206496869U CN 201720020994 U CN201720020994 U CN 201720020994U CN 206496869 U CN206496869 U CN 206496869U
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- China
- Prior art keywords
- compressor
- radial clearance
- clearance leakage
- camera
- end cover
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of dynamic observation device of compressor radial clearance leakage, belong to the dynamic scope field of compressor radial clearance leakage, including base, compressor operating device and the drive device being connected with compressor operating device are installed on base, compressor operating device is the equivalent model of compressor, and offered in its side and can show at the observation panel of all working part in compressor, observation panel installation end cover；The part that end cover faces all working part in compressor is made using transparent material, and its side is provided with camera device, and the camera lens of camera device faces end cover.The utility model carries out captured in real-time record by designing the equivalent model of compressor come the working condition of practical analog compression machine, and to the working condition, gives people the research to compressor internal operating condition and provides convenience and practicable experimental program.
Description
【Technical field】
The utility model is related to the dynamic scope field of compressor radial clearance leakage, more particularly to a kind of compressor footpath
To the dynamic observation device of clearance leakage.
【Background technology】
Rolling rotor compressor because compression performance is high and is widely used, but due to moving component is more and part between
Cooperation need gap, therefore result in the on high-tension side working medium of compressor because of the effect of pressure difference by the gap and to low pressure
Side is shifted, so that leakage is caused, and refrigerant leakage can have a strong impact on the performance of compressor；Furthermore, rolling rotor compressor
The leakage path of interior working medium is very small, reaches micron level, and the size and location of leakage path are continually changing, then
Plus channel interior working medium be mix, speed, temperature, state are also at be continually changing among, therefore the particular row of leakage
To be difficult accurate description.By taking radial clearance as an example, its size is also suffered from addition to relevant with fit tolerance with physical dimension
The influence of the factors such as concentricity, the dynamic characteristic of movement parts and heated stress deformation is assembled, and amplitude of variation is larger.
Research method relatively broad at present is mostly theoretical research or analogue simulation, but either theoretical calculation is still imitated
True research can all make simplification to actual conditions, but some of factors fallen that simplify may be existed not under certain conditions again
Insignificant reason, therefore to a certain extent, existing research conclusion more or less has certain limitation.In order to improve
This limitation, the utility model is from experimental viewpoint, and the radial clearance leakage situation to compressor carries out experimental analysis.
【Utility model content】
In view of the above, the utility model provides the dynamic observation device that a kind of compressor radial clearance is leaked, should
The dynamic observation device of compressor radial clearance leakage is by designing the equivalent model of compressor come the work of practical analog compression machine
Make state, and the working condition can be carried out intuitively to observe and record, overall plan is practical, simple in construction, easily behaviour
Make, the technical scheme specifically used is as follows：
Compressor is installed on a kind of dynamic observation device of compressor radial clearance leakage, including base, the base
Equipment and the drive device being connected with compressor operating device, the compressor operating device are the equivalent mould of compressor
Type, and offered in its side and can show the observation panel of all working part in compressor, sealing is installed at the observation panel
End cap；The part that the end cover faces all working part in compressor is made using transparent material, and its side is set
There is camera device, the camera lens of the camera device faces end cover.
Further, the compressor operating device is the equivalent model of rolling rotor compressor, and it mainly contains rolling
The all working part of dynamic rotor-type compressor, and form hermetically sealed form with the end cover；The compressor operating dress
Put and be vertically installed on base, its live spindle where the compressor operating device at extend to base and with the drive device
Connection.
Further, the drive device is motor, and the driving motor output shaft is connected by shaft coupling to be rotated
Main shaft.
Further, the end cover is oppositely arranged with live spindle, and 360 ° of angle index, the angle are carved with thereon
Degree scale faces camera device.
Further, be provided with the top of the base on location-plate, the location-plate install compressor operating device and
Drive device.
Further, the compressor operating device is arranged on base by fix bar, the fix bar threaded connection
Base.
Further, the dynamic observation device of the compressor radial clearance leakage also includes trigger switch, the triggering
Switch connects drive device and camera device simultaneously.
Further, the dynamic observation device of the compressor radial clearance leakage also includes illumination apparatus, the illumination
Device is circumferentially positioned at the circumference of camera head lens, where its light from transmitting to end cover at camera device place
Place.
Further, the camera device is high-speed camera, and it connects computer equipment.The computer equipment can be read
Image information captured by camera device, and the image information read is handled using Matlab softwares.
In summary, the utility model has the advantages that：
1. the utility model is carried by designing the equivalent model of compressor come the actual working state of practical analog compression machine
The high accuracy of experiment, and the observation panel opened up and the end cover with transparent material installed on observation panel can be just
Compressor operating state is intuitively observed in process of the test, meanwhile, the transparency of end cover is additionally favorable for being arranged on it
The camera device of side carries out captured in real-time and record to compressor radial clearance leakage situation, so as to be tried beneficial to after off-test
The person of testing is by checking that the image information analysis captured by camera device studies the course of work of compressor, for example, by that will compress
Machine equipment is arranged to the equivalent model of rolling rotor compressor to observe compressor radial clearance leakage situation, so that from
The angle analysis research compressor radial clearance leakage situation of experiment, improves the limitation that theoretical research or analogue simulation are brought
Property.
2. the dynamic observation device of the compressor radial clearance leakage designed by the utility model is simple and reliable for structure, easily behaviour
Make, and the compressor operating state of simulation gears to actual circumstances, as a result the definition and accuracy of process of the test observation are preferably relatively defined
Really, overall plan feasibility is preferable.
【Brief description of the drawings】
Fig. 1 is a kind of structure diagram of the dynamic observation device of compressor radial clearance leakage of the utility model.
Fig. 2 be Fig. 1 without computer equipment when three-dimensional structure diagram.
Fig. 3 is a kind of structural representation of compressor operating device in Fig. 1.
Fig. 4 is the structural representation of end cover in Fig. 1.
Main element symbol description
In figure, base 1, drive device 2, shaft coupling 21, compressor operating device 3, live spindle 31, end cover 4, take the photograph
As device 5, computer equipment 6, location-plate 7, fix bar 8.
Following embodiment will further illustrate the utility model with reference to above-mentioned accompanying drawing.
【Embodiment】
Fig. 1 to Fig. 4 is referred to, in a kind of better embodiment of the present utility model, a kind of compressor radial clearance is let out
Be provided with the dynamic observation device of leakage, including a base 1, base 1 a compressor operating device 3 and with compressor operating device
A 3 connected drive devices 2, compressor operating device 3 is the equivalent model of compressor, and offers and can show in its side
One end cover 4 is installed at the observation panel of all working part in compressor, the observation panel；The end cover 4 faces pressure
The part of all working part is made using transparent material in contracting machine, and its side is provided with camera device 5, the mirror of camera device 5
Head faces end cover 4.
The utility model is by setting compressor operating device 3 come the actual compressor of equivalent simulation, and by the pressure
Contracting machine equipment 3 sets observation panel and transparent end cover 4 to carry out the working condition of observation experiment process compresses machine, so as to obtain
The visual perception of compressor actual working state is obtained, 5 captured in real-time of camera device set in addition at end cover 4 and note
The image information of record, becomes apparent from the clear course of work for knowing compressor, while beneficial to the later stage to compressor operation
Analysis and research.
Below, the compressor radial clearance leakage is expanded on further in present embodiment by taking rolling rotor compressor as an example
Dynamic observation device, but compressor radial clearance of the present utility model leakage dynamic observation device be not limited to simulation rolling
This type of compressor of dynamic rotor-type compressor.
Please continue to refer to Fig. 1-3, compressor operating device 3 is arranged to the equivalent model of rolling rotor compressor, and it is led
All working part that will be containing rolling rotor compressor, as includes the compressor work of all parts in cylinder and cylinder
Make section, compressor operating device 3 forms hermetically sealed form with end cover 4, to suit the working condition of simulation actual compressor,
The gas for reducing other positions leaks to the detection error that radial leakage is brought；In addition, in order to preferably observe and shoot compression
Compressor operating device 3, is preferably vertically installed on base 1 by the working condition of machine, and its live spindle 31 is from compressor operating
Extend at the place of device 3 to base 1 and be connected with drive device 2.
Further, drive device 2 is motor, and driving motor output shaft connects live spindle by shaft coupling 21
31, preferably to transmit the rotary driving force of motor.Referring to Fig. 4, end cover 4 is oppositely arranged with live spindle 31,
360 ° of angle index is carved with thereon, the angle index faces camera device 5, in order to know process of the test compressor operating
The angle that rotor is rotated in device 3, consequently facilitating analysis of the later stage to compressor operation and radial clearance leakage situation.
Further, for the ease of the installation of compressor operating device 3 and drive device 4, the utility model is in base 1
Top is provided with a location-plate 7, and compressor operating device 3 and drive device 2 are installed again on the location-plate 7；It is preferred that by compressor
Equipment 3 is installed on the base 3 by some fix bars 8, and the fix bar 8 threaded connection base 1, the i.e. screw thread of fix bar 8 connects
Connect on location-plate 7, and be uniformly arranged in compressor operating device 3 circumferentially, and be threadedly coupled with compressor operating device 3, with logical
Fix bar 8 is crossed with compressor operating device 3 and the thread connecting mode of location-plate 7 to adjust the relative positioning of compressor operating device 3
The height of plate 7.
Further, referring to Fig. 1, camera device 5 used in the utility model is high-speed camera, and connect
Computer equipment 6, in order to which process of the test passes through radial clearance in the monitoring in real time of computer equipment 6 and observation compressor operating device 3
Leakage situation, while being easy to the later stage to analyze and study the image information captured by camera device 5.
In the utility model, computer equipment 6 can read the image information captured by camera device 5, and will be read
Image information handled using Matlab softwares, the processing is that read image information is divided based on thresholding method
Analysis, concrete analysis process is as follows：First, the image/video captured by camera device 5 is read in, and searches the image video files
Frame number, and image/video is converted into single image；Then the RGB image obtained is converted into gray level image, and to gray scale
Value is equalized；Rank scanning image, row threshold division is entered to image again；Image after segmentation is subjected to binaryzation, and it is right
Image zooming-out border after binaryzation, and to carrying out white filling in border；Range shorter is carried out to processing image, removed in figure
Unnecessary white point, you can.
Further, the dynamic observation device of compressor radial clearance leakage described in the utility model also includes a triggering
Switch, the trigger switch connects drive device 2 and camera device 5 simultaneously, causes camera device 5 with the setting by trigger switch
Shooting it is synchronous with the operation of compressor operating device 3 carry out, beneficial to camera device 5 shoot with recording compressed machine equipment 3
The overall process of interior working medium circulation.
In addition, the dynamic observation device of the compressor radial clearance leakage also includes some illumination apparatus, illumination dress
The circumference for being circumferentially positioned at the camera lens of camera device 5 is put, and its light is from transmitting at the place of camera device 5 to the place of end cover 4
Place, to improve the intensity of illumination of compressor operating device 3 in observation experiment process, and then improves image captured by photographic equipment 5
The quality of information.
The operation principle of the dynamic observation device of compressor radial clearance leakage is：Press trigger switch, driving dress
Put 2 and camera device 5 run simultaneously, wherein, drive device 2 drives compressor operating device 3 to run by shaft coupling 21, images
Device 5 carries out video shooting to compressor operating device 3, and video shooting situation is sent out in computer equipment 6 in real time, until observation
Off-test.
In another embodiment of the present utility model, drive device 2 be adjustable speed servomotor, and trigger switch by
Drive device 2 is triggered, i.e., when the rotating speed of servomotor reaches the rotating speed predetermined value pre-set, trigger switch is triggered, from
And promote camera device 5 to run；In addition, the operation of compressor operating device 3 also has drive device 2 to drive, i.e. servomotor
When rotating speed reaches the rotating speed predetermined value pre-set, servomotor drives live spindle 31 to operate by shaft coupling 21, compressor
Equipment 2 brings into operation, and shoots record by camera device 5.The embodiment is driven by the driving rotating speed of drive device 2
The operation of dynamic compressor equipment 3 and the shooting of camera device 5 so that compressor operating device 3 can setting rotating speed
Lower running, and camera device 5 is able to record that the overall process of compressor operating device 3, the operation principle of the embodiment is as follows：
First, servomotor is opened, and adjusts the rotating speed of servomotor until the rotating speed is equal to the rotating speed preset value of experiment；
Then, servomotor drives live spindle 31 to operate by shaft coupling 21, and compressor operating device 3 brings into operation, meanwhile, servo
Motor triggering trigger switch closure, camera device 5 starts to carry out video shooting to compressor operating device 3, and by captured record
The situation of picture is sent out in computer equipment 6 in real time, until observation experiment terminates.
A kind of dynamic observation device for compressor radial clearance leakage that the utility model is proposed, is by equivalent simulation
The working position of actual compressor simultaneously takes the running parameter pressed close to come the actual working state for compressor of fitting, and improves experiment
Accuracy and practical property；Furthermore, replace the metal end of actual compressor to solve experimentation pair with transparent end cover 4
The observation visual angle problem of compressor, and gas mobility status in compressor is retouched by the angle index solution on end cover 4
The problem of stating cumbersome, in addition with high-resolution, can the high-speed photography of slow motion observation to solve original compressor radial leakage passage micro-
The analysis and research of compressor radial clearance leakage situation are provided convenience by the problem of small, fluid motion is trickle complicated for the later stage.
The dynamic observation device leaked by the compressor radial clearance designed by the utility model, can be easy to people to compressor radial direction
The dynamic analysis and static analysis of clearance leakage situation, it is to avoid the confinement problems of existing research method, overall plan is practical
It is feasible, it is simple in construction easy to operate.
Described above is to be directed to the detailed description of the preferable possible embodiments of the utility model, but embodiment is not limited to
The equal change or modification completed under patent claim of the present utility model, the technical spirit suggested by all the utility model
Change, all should belong to the utility model and cover the scope of the claims.
Claims (9)
1. a kind of dynamic observation device of compressor radial clearance leakage, it is characterised in that：Including base, installed on the base
There are compressor operating device and the drive device being connected with compressor operating device, the compressor operating device is compressor
Equivalent model, and offered in its side and can show the observation panel of all working part in compressor, pacify at the observation panel
Fill end cover；The part that the end cover faces all working part in compressor is made using transparent material, one
Side is provided with camera device, and the camera lens of the camera device faces end cover.
2. the dynamic observation device of compressor radial clearance leakage as claimed in claim 1, it is characterised in that：The compressor
Equipment is the equivalent model of rolling rotor compressor, and it mainly contains all working portion of rolling rotor compressor
Part, and form hermetically sealed form with the end cover；The compressor operating device is vertically installed on base, and it rotates master
Axle extends to base at compressor operating device place and is connected with the drive device.
3. the dynamic observation device of compressor radial clearance leakage as claimed in claim 2, it is characterised in that：The driving dress
Motor is set to, the driving motor output shaft connects live spindle by shaft coupling.
4. the dynamic observation device of compressor radial clearance leakage as claimed in claim 2, it is characterised in that：The sealed end
Lid is oppositely arranged with live spindle, 360 ° of angle index is carved with thereon, the angle index faces camera device.
5. the dynamic observation device of compressor radial clearance leakage as claimed in claim 1, it is characterised in that：The base
Top, which is provided with location-plate, the location-plate, installs compressor operating device and drive device.
6. the dynamic observation device of compressor radial clearance leakage as claimed in claim 1, it is characterised in that：The compressor
Equipment is arranged on base by fix bar, and the fix bar is threadedly coupled base.
7. the dynamic observation device of the compressor radial clearance leakage as described in claim 1-6 is any, it is characterised in that：Also wrap
Trigger switch is included, the trigger switch connects drive device and camera device simultaneously.
8. the dynamic observation device of the compressor radial clearance leakage as described in claim 1-6 is any, it is characterised in that：Also wrap
Illumination apparatus is included, the illumination apparatus is circumferentially positioned at the circumference of camera head lens, its light is where the camera device
At where place's transmitting to end cover.
9. the dynamic observation device of the compressor radial clearance leakage as described in claim 1-6 is any, it is characterised in that：It is described
Camera device is high-speed camera, and it connects computer equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720020994.2U CN206496869U (en) | 2017-01-09 | 2017-01-09 | A kind of dynamic observation device of compressor radial clearance leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720020994.2U CN206496869U (en) | 2017-01-09 | 2017-01-09 | A kind of dynamic observation device of compressor radial clearance leakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206496869U true CN206496869U (en) | 2017-09-15 |
Family
ID=59802634
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720020994.2U Expired - Fee Related CN206496869U (en) | 2017-01-09 | 2017-01-09 | A kind of dynamic observation device of compressor radial clearance leakage |
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| CN (1) | CN206496869U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768663A (en) * | 2017-01-09 | 2017-05-31 | 广西大学 | A kind of dynamic observation device of compressor radial clearance leakage |
-
2017
- 2017-01-09 CN CN201720020994.2U patent/CN206496869U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768663A (en) * | 2017-01-09 | 2017-05-31 | 广西大学 | A kind of dynamic observation device of compressor radial clearance leakage |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170915 Termination date: 20180109 |