CN206778340U - A kind of multifunctional magnetic-force agitator of controllable temperature - Google Patents
A kind of multifunctional magnetic-force agitator of controllable temperature Download PDFInfo
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- CN206778340U CN206778340U CN201720341635.7U CN201720341635U CN206778340U CN 206778340 U CN206778340 U CN 206778340U CN 201720341635 U CN201720341635 U CN 201720341635U CN 206778340 U CN206778340 U CN 206778340U
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- controllable temperature
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Abstract
The utility model belongs to magnetic agitation technical field, provide a kind of multifunctional magnetic-force agitator of controllable temperature, including magnetic stirring apparatus body, intelligent temperature control instrument and adjustment mechanism, the magnetic stirring apparatus body bottom portion is provided with base, the base includes bottom plate, level meter, adjustment fixed plate, the fixed frame includes first level plate, the first perpendicular support plate, the second level board, the second perpendicular support plate, the 3rd level board and bottom stop plates, and notch is provided with the first level plate and the 3rd level board；The adjustment mechanism includes adjustment bolt and adjustment rubber cushion, described adjustment bolt one end connects with the adjustment fixed plate, the other end of the adjustment bolt connect with the adjustment rubber cushion, and the rubber cushion top of adjusting is provided with screw thread, and the screw thread of the screw thread and the adjustment bolt matches.A kind of multifunctional magnetic-force mixer operations of controllable temperature provided by the utility model are convenient, accurately to the control of temperature, while improve the accuracy of experiment.
Description
Technical field
It the utility model is related to magnetic agitation technical field, and in particular to a kind of multifunctional magnetic-force agitator of controllable temperature.
Background technology
Magnetic stirring apparatus is the Laboratory Instruments for liquid mixing, is mainly used in stirring or simultaneously heating stirring low sticky
The liquid or solidliquid mixture of degree.Its general principle is to utilize the magnetic field principle that identical charges repel each other, there is a natural attraction between the sexes, is pushed away using magnetic field
Magnetic stirrer carries out circumferential running in a reservoir for dynamic placement, so as to reach the purpose of agitated liquid, coordinates heating-up temperature
Control system, it can be heated according to specific requirement of experiment and control sample temperature, maintain the temperature conditionss needed for experiment condition,
Ensure that liquid mixing reaches experiment demand；
Prior art magnetic stirring apparatus is heated, and constantly temperature is uncontrollable, and the efficiency of heating surface is not high, influences the effect of stirring,
The accuracy of experiment is impacted；The balance of magnetic stirring apparatus is not easy to adjust when testing simultaneously, the same standard for influenceing experiment
True property.
The content of the invention
For in the prior art the defects of, the utility model provides a kind of multifunctional magnetic-force agitator of controllable temperature, can be with
Ensure the control to temperature, improve the efficiency of heating surface, while be easily adjusted the level of magnetic stirring apparatus, ensure the accuracy of experiment.
To reach above-mentioned purpose, the utility model adopts the following technical scheme that：
A kind of multifunctional magnetic-force agitator of controllable temperature, including：Magnetic stirring apparatus body, intelligent temperature control instrument and adjustment machine
Structure, the magnetic stirring apparatus body bottom portion are provided with base, and the base includes bottom plate, level meter, adjustment fixed plate, the bottom
Plate top is provided with the first Baltimore groove, and first Baltimore groove and the magnetic stirring apparatus body match；
Fixed frame is provided with four sides of the bottom plate, the fixed frame and the side are detachable companies
Connect, the fixed frame includes first level plate, the first perpendicular support plate, the second level board, the second perpendicular support plate, the 3rd level board and bottom
Plate washer, the first level plate, the first perpendicular support plate, second level board, the second perpendicular support plate and the 3rd water
Flat board is sequentially connected, and the bottom stop plates are arranged at the described first perpendicular support plate, the second level board, the bottom of the second perpendicular support plate；
Notch is provided with the first level plate and the 3rd level board；The level meter is arranged at the fixation
The inside of frame, and the level meter and the fixed frame match, the adjustment fixed plate is arranged at the bottom of the bottom plate；
The adjustment mechanism includes adjustment bolt and adjustment rubber cushion, and described adjustment bolt one end and the adjustment fixed plate connect
Connect, the other end of the adjustment bolt connects with the adjustment rubber cushion, and the adjustment rubber cushion top is provided with screw thread, the screw thread
Match with the screw thread of the adjustment bolt.
As an improvement technical scheme, the notch is strip component, and the both ends of the notch carry out circular arc and set
Put.
As an improvement technical scheme, the top of the magnetic stirring apparatus body housing is provided with filling mechanism, institute
Stating filling mechanism includes vertical expansion link, vertical fix bar, horizontal extension bar, horizontal fix bar, fixed seat, telescopic and leakage
Bucket, the fixed seat is arranged at the top of the magnetic stirring apparatus body housing, and uses detachable connection.
As an improvement technical scheme, the top of the fixed seat is arranged at the vertical fix bar, described vertical
The top of fix bar is provided with the vertical expansion link, and the telescopic parcel is arranged at the vertical fix bar and described vertical
The outer wall of expansion link and activity setting.
As an improvement technical scheme, one end of the horizontal fix bar connects and formed with the vertical expansion link
90 degree of angles, the other end of the horizontal fix bar are connected with one end of the horizontal extension bar, and the telescopic parcel is set
It is placed in the outer wall of the horizontal fix bar and the horizontal extension bar.
As an improvement technical scheme, the other end of the horizontal extension bar is provided with circular notch, the circle
Notch and leakage bucket matching are set.
As an improvement technical scheme, one end that the horizontal fix bar connects with the vertical expansion link is provided with
Pilot hole and adjusting screw, the pilot hole and the vertical expansion link match.
As an improvement technical scheme, the outer wall of the horizontal fix bar is provided with adjusting hole, the adjusting hole and
The pilot hole matches, the end of the adjusting screw through the horizontal fix bar outer wall and with the vertical expansion link
Wall contacts.
As an improvement technical scheme, the top of the vertical expansion link is provided with lighting mechanism, the flare-aircraft
Structure includes illuminating lamp, switch and power supply, and the illuminating lamp, the switch and the power supply are sequentially connected.
As an improvement technical scheme, the illuminating lamp uses LED material members, and the power supply is using chargeable
Formula power supply.
Due to using above technical scheme, the utility model has the advantages that：
The utility model provides a kind of multifunctional magnetic-force agitator of controllable temperature, including：Magnetic stirring apparatus body, intelligence control
Wen Yi and adjustment mechanism, the magnetic stirring apparatus body bottom portion are provided with base, and the base includes bottom plate, level meter, adjustment
Fixed plate, the bottom plate top are provided with the first Baltimore groove, and first Baltimore groove and the magnetic stirring apparatus body match；
Fixed frame is provided with four sides of the bottom plate, the fixed frame and the side are detachable companies
Connect, the fixed frame includes first level plate, the first perpendicular support plate, the second level board, the second perpendicular support plate, the 3rd level board and bottom
Plate washer, the first level plate, the first perpendicular support plate, second level board, the second perpendicular support plate and the 3rd water
Flat board is sequentially connected, and the bottom stop plates are arranged at the described first perpendicular support plate, the second level board, the bottom of the second perpendicular support plate；
Notch is provided with the first level plate and the 3rd level board；The level meter is arranged at the fixation
The inside of frame, and the level meter and the fixed frame match, the adjustment fixed plate is arranged at the bottom of the bottom plate；
The adjustment mechanism includes adjustment bolt and adjustment rubber cushion, and described adjustment bolt one end and the adjustment fixed plate connect
Connect, the other end of the adjustment bolt connects with the adjustment rubber cushion, and the adjustment rubber cushion top is provided with screw thread, the screw thread
Match with the screw thread of the adjustment bolt；
Based on above structure, structure is very simple, can ensure the control to temperature by the intelligent temperature control instrument, carry
The high efficiency of heating surface；The level of magnetic stirring apparatus is easily adjusted by the level meter simultaneously, ensures the accuracy of experiment.
In the utility model, the notch is strip component, and the both ends of the notch carry out circular arc setting；More than being based on
Structure, the level meter can be placed on different positions, convenient to carry out horizontal check and correction.
In the utility model, the top of the magnetic stirring apparatus body housing is provided with filling mechanism, the filling mechanism
It is described solid including vertical expansion link, vertical fix bar, horizontal extension bar, horizontal fix bar, fixed seat, telescopic and leakage bucket
Reservation is arranged at the top of the magnetic stirring apparatus body housing, and uses detachable connection；
The top of the fixed seat is arranged at the vertical fix bar, and the top of the vertical fix bar is provided with described erect
Straight expansion link, the telescopic parcel is arranged at the outer wall of the vertical fix bar and the vertical expansion link and activity is set；
One end of the horizontal fix bar connects with the vertical expansion link and forms 90 degree of angles, described horizontal fixed
The other end of bar connects with one end of the horizontal extension bar, and telescopic parcel is arranged at the horizontal fix bar and described
The outer wall of horizontal extension bar, the other end of the horizontal extension bar are provided with circular notch, the circular notch and the leakage
Bucket matching is set；
It is convenient when being tested that solution is added based on above structure, it ensure that being normally carried out for experiment.
In the utility model, one end that the horizontal fix bar connects with the vertical expansion link is provided with pilot hole and tune
Whole screw, the pilot hole and the vertical expansion link match, and the outer wall of the horizontal fix bar is provided with adjusting hole, described
Adjusting hole and the pilot hole match, and the end of the adjusting screw passes through the outer wall of the horizontal fix bar and erected with described
The wall contacts of straight expansion link；
Based on above structure, easily the leakage bucket is highly adjusted, facilitates experimental demand, is ensured real
That tests is normally carried out.
In the utility model, the top of the vertical expansion link is provided with lighting mechanism, and the lighting mechanism includes illumination
Lamp, switch and power supply, the illuminating lamp, the switch and the power supply are sequentially connected, and the illuminating lamp uses LED material structure
Part, the power supply use rechargeable type power supply；
Based on above structure, if being normally carried out for experiment can be ensured during out of power, have a wide range of application, it is practical.
In summary, the multifunctional magnetic-force agitator of a kind of controllable temperature provided by the utility model, temperature can be carried out
Control, ensure the accuracy of experiment, while structure is very simple, usability is strong, has a wide range of application.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art.In all of the figs, it is similar
Element or part are typically identified by similar reference.In accompanying drawing, each element or part might not be according to the ratios of reality
Draw.
Fig. 1 is a kind of multifunctional magnetic-force agitator structure schematic diagram of controllable temperature；
Fig. 2 is fixed frame structural representation；
Fig. 3 is filling mechanism structural representation；
Fig. 4 is horizontal extension bar partial structural diagram；
Fig. 5 is horizontal fix bar partial structural diagram；
In accompanying drawing, 1, magnetic stirring apparatus body, 2, base, 21, bottom plate, 22, level meter, 23, adjustment fixed plate, 24, the
One Baltimore groove, 25, fixed frame, 251, first level plate, the 252, first perpendicular support plate, the 253, second level board, the 254, second perpendicular branch
Plate, the 255, the 3rd level board, 256, bottom stop plates, 257, notch, 3, adjustment mechanism, 31, adjustment bolt, 32, adjustment rubber cushion, 4,
Intelligent temperature control instrument, 5, filling mechanism, 51, vertical expansion link, 52, vertical fix bar, 53, horizontal extension bar, 531, circular notch,
54th, horizontal fix bar, 541, pilot hole, 542, adjusting hole, 55, fixed seat, 56, telescopic, 57, leakage bucket, 58, adjustment spiral shell
Nail, 6, lighting mechanism, 61, illuminating lamp, 62, switch, 63, power supply.
Embodiment
Technical solutions of the utility model are described in detail below in conjunction with specific embodiment.Following examples are only used
In clearly illustrating the technical solution of the utility model, therefore example is only used as, and can not be new to limit this practicality with this
The protection domain of type.
As shown in Fig. 1,4-5, the utility model provides a kind of multifunctional magnetic-force agitator of controllable temperature, including：Magnetic force stirs
Device body 1, intelligent temperature control instrument 4 and adjustment mechanism 3 are mixed, the bottom of magnetic stirring apparatus body 1 is provided with base 2, the base 2
Including bottom plate 21, level meter 22, adjustment fixed plate 23, the top of bottom plate 21 is provided with the first Baltimore groove 24, and described first is recessed
Shape groove 24 and the magnetic stirring apparatus body 1 match；
As shown in Fig. 2 fixed frame 25, the fixed frame 25 and the side are provided with four sides of the bottom plate 21
While be detachable connection, the fixed frame 25 includes first level plate 251, first and erects support plate 252, the second level board 253, the
Two perpendicular support plate 254, the 3rd level board 255 and bottom stop plates 256, the first level plate 251, the first perpendicular support plate 252, institute
State the second level board 253, the second perpendicular support plate 254 and the 3rd level board 255 to be sequentially connected, the bottom stop plates 256
It is arranged at the described first perpendicular support plate 252, the bottom of the perpendicular support plate 254 of the second level board 253, second；
Notch 257 is provided with the first level plate 251 and the 3rd level board 255, the notch 257 is length
Strip component, the both ends of the notch 257 carry out circular arc setting；
The level meter 22 is arranged at the inside of the fixed frame 25, and the level meter 22 and the phase of the fixed frame 25
Match somebody with somebody, the adjustment fixed plate 23 is arranged at the bottom of the bottom plate 21；
The adjustment mechanism 3 includes adjustment bolt 31 and adjustment rubber cushion 32, described one end of adjustment bolt 31 and the adjustment
Fixed plate 23 is connected, and the other end of the adjustment bolt 31 and the adjustment rubber cushion 32 are connected, and adjustment rubber cushion 32 top is set
It is equipped with screw thread, the screw thread of the screw thread and the adjustment bolt matches；
In above-described embodiment, when being tested, it is necessary first to carry out leveling, the fixed frame to magnetic stirring apparatus body 1
25 share four sides, the horizontal regulation of the level meter progress being provided with respectively to four sides successively；Pass through the adjustment during leveling
Mechanism 3 carries out leveling, is carried out by adjusting the adjustment rubber cushion 32 during leveling；
The magnetic stirring apparatus body 1 carries out proceeding by experiment after leveling terminates, if passing through institute when being heated during experiment
State intelligent temperature control instrument 4 to be adjusted, intelligent temperature control instrument 4 is defeated using the control of PID intelligent operations, thermocouple temperature sensitive, SCR control
Go out, singly-bound fast lifting temperature setting pattern, set, control double numerical monitor and provided with the even defencive function that breaks；When setting
After required temperature, micro computer, by interruptedly supplying power, proportion adjustment, will be rapidly achieved according to temperature difference adjust automatically programming rate
Reachable ± 1 DEG C of optimum temperature rise effect intelligent temperature control instrument temperature-controlled precision, it is preferable accurate heated for controlling temperature instrument；
Magnetic stirring apparatus is the Laboratory Instruments for liquid mixing, is mainly used in stirring or simultaneously heating stirring low sticky
The liquid or solidliquid mixture of degree.Its general principle is to utilize the magnetic field principle that identical charges repel each other, there is a natural attraction between the sexes, is pushed away using magnetic field
Magnetic stirrer carries out circumferential running in a reservoir for dynamic placement, so as to reach the purpose of agitated liquid.Coordinate heating-up temperature
Control system, it can be heated according to specific requirement of experiment and control sample temperature, maintain the temperature conditionss needed for experiment condition,
Ensure that liquid mixing reaches experiment demand；
Intelligent temperature controller 4 is the instrument commonly used in industrial automation instrument, and intelligent temperature controller automatically controls controlled variable
Instrument, it by measurement signal and set-point relatively after, computing is carried out by certain control law to deviation signal, and will operation
As a result with defined signal output；Input signal is the unified signal sent from various transmitters（4 ~ 20mA of direct current), also have by
Intelligent temperature controller is joined directly together with sensor, and intelligent temperature controller can show setting value, measured value and deviation, and is had upper and lower
Limit setting, warning output and control function.
As shown in figure 3, in the present embodiment, the top of the shell of magnetic stirring apparatus body 1 is provided with filling mechanism 5, institute
State filling mechanism 5 include vertical expansion link 51, vertical fix bar 52, horizontal extension bar 53, horizontal fix bar 54, fixed seat 55,
Telescopic 56 and leakage bucket 57, the fixed seat 55 are arranged at the top of the shell of magnetic stirring apparatus body 1, and using removable
Formula connection is unloaded, the top of the fixed seat 55 is arranged at the vertical fix bar 52, and the top of the vertical fix bar 52 is set
There is a vertical expansion link 51, the telescopic 56, which wraps up, is arranged at the vertical fix bar 52 and the vertical expansion link 51
Outer wall and activity setting；
One end of the horizontal fix bar 54 and the vertical expansion link 51 connect and form 90 degree of angles, the level
The other end of fix bar 54 connects with one end of the horizontal extension bar 53, and the parcel of telescopic 56 is arranged at described horizontal solid
The outer wall of fixed pole 54 and the horizontal extension bar 53, the other end of the horizontal extension bar 53 is provided with circular notch 531, described
Circular notch 531 and leakage bucket matching are set；
One end that the horizontal fix bar 54 and the vertical expansion link 51 connect is provided with pilot hole 541 and adjusting screw
58, the pilot hole 541 and the vertical expansion link 51 match, and the outer wall of the horizontal fix bar 54 is provided with adjusting hole
542, the adjusting hole 542 and the pilot hole 541 match, and the end of the adjusting screw 58 passes through the horizontal fix bar
54 outer wall and with the wall contacts of the vertical expansion link 51；
Filling mechanism 5 described above carries out the regulation of vertical direction by the vertical expansion link 51, passes through the level
Expansion link 53 carries out cross-directional length regulation, carries out liquid feeding by the leakage bucket 57 after the completion of the height regulation, ensures
Experiment is normally carried out.
In the present embodiment, the top of the vertical expansion link is provided with lighting mechanism 6, and the lighting mechanism 6 includes illumination
Lamp 61, switch 62 and power supply 63, the illuminating lamp 61, the switch 62 and the power supply 63 are sequentially connected, the illuminating lamp 61
Using LED material members, the power supply 63 uses rechargeable type power supply；If the lighting mechanism 6 can dash forward in experiment
It is illuminated when so having a power failure, ensures being normally carried out for experiment.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type, it all should cover among claim of the present utility model and the scope of specification.
Claims (10)
- A kind of 1. multifunctional magnetic-force agitator of controllable temperature, it is characterised in that including：Magnetic stirring apparatus body, intelligent temperature control instrument And adjustment mechanism, the magnetic stirring apparatus body bottom portion are provided with base, the base includes bottom plate, level meter, adjustment fixation Plate, the bottom plate top are provided with the first Baltimore groove, and first Baltimore groove and the magnetic stirring apparatus body match；Fixed frame is provided with four sides of the bottom plate, the fixed frame and the side are detachable connections, institute Stating fixed frame includes first level plate, the first perpendicular support plate, the second level board, the second perpendicular support plate, the 3rd level board and bottom stop plates, The first level plate, the first perpendicular support plate, second level board, the second perpendicular support plate and the 3rd level board according to Secondary connection, the bottom stop plates are arranged at the described first perpendicular support plate, the second level board, the bottom of the second perpendicular support plate；Notch is provided with the first level plate and the 3rd level board；The level meter is arranged at the fixed frame Inside, and the level meter and the fixed frame match, the adjustment fixed plate is arranged at the bottom of the bottom plate；The adjustment mechanism includes adjustment bolt and adjustment rubber cushion, and described adjustment bolt one end connects with the adjustment fixed plate, The other end of the adjustment bolt connect with the adjustment rubber cushion, and the adjustment rubber cushion top is provided with screw thread, the screw thread with The screw thread of the adjustment bolt matches.
- A kind of 2. multifunctional magnetic-force agitator of controllable temperature according to claim 1, it is characterised in that：The notch is length Strip component, the both ends of the notch carry out circular arc setting.
- A kind of 3. multifunctional magnetic-force agitator of controllable temperature according to claim 1, it is characterised in that：The magnetic agitation The top of device body housing is provided with filling mechanism, and the filling mechanism includes vertical expansion link, vertical fix bar, horizontal extension Bar, horizontal fix bar, fixed seat, telescopic and leakage bucket, the fixed seat are arranged at the magnetic stirring apparatus body housing Top, and use detachable connection.
- A kind of 4. multifunctional magnetic-force agitator of controllable temperature according to claim 3, it is characterised in that：The fixed seat Top is arranged at the vertical fix bar, and the top of the vertical fix bar is provided with the vertical expansion link, the telescopic Parcel is arranged at the outer wall of the vertical fix bar and the vertical expansion link and activity is set.
- A kind of 5. multifunctional magnetic-force agitator of controllable temperature according to claim 4, it is characterised in that：It is described horizontal fixed One end of bar connects with the vertical expansion link and forms 90 degree of angles, the other end of the horizontal fix bar and the level One end connection of expansion link, the telescopic parcel are arranged at the outer wall of the horizontal fix bar and the horizontal extension bar.
- A kind of 6. multifunctional magnetic-force agitator of controllable temperature according to claim 5, it is characterised in that：The horizontal extension The other end of bar is provided with circular notch, and the circular notch and leakage bucket matching are set.
- A kind of 7. multifunctional magnetic-force agitator of controllable temperature according to claim 6, it is characterised in that：It is described horizontal fixed One end that bar connects with the vertical expansion link is provided with pilot hole and adjusting screw, the pilot hole and the vertical expansion link Match.
- A kind of 8. multifunctional magnetic-force agitator of controllable temperature according to claim 7, it is characterised in that：It is described horizontal fixed The outer wall of bar is provided with adjusting hole, and the adjusting hole and the pilot hole match, and the end of the adjusting screw is described in The outer wall of horizontal fix bar and with the wall contacts of the vertical expansion link.
- A kind of 9. multifunctional magnetic-force agitator of controllable temperature according to claim 3, it is characterised in that：It is described vertical flexible The top of bar is provided with lighting mechanism, and the lighting mechanism includes illuminating lamp, switch and power supply, the illuminating lamp, the switch It is sequentially connected with the power supply.
- A kind of 10. multifunctional magnetic-force agitator of controllable temperature according to claim 9, it is characterised in that：The illuminating lamp Using LED material members, the power supply uses rechargeable type power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720341635.7U CN206778340U (en) | 2017-04-01 | 2017-04-01 | A kind of multifunctional magnetic-force agitator of controllable temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720341635.7U CN206778340U (en) | 2017-04-01 | 2017-04-01 | A kind of multifunctional magnetic-force agitator of controllable temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206778340U true CN206778340U (en) | 2017-12-22 |
Family
ID=60706571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720341635.7U Expired - Fee Related CN206778340U (en) | 2017-04-01 | 2017-04-01 | A kind of multifunctional magnetic-force agitator of controllable temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206778340U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108414566A (en) * | 2018-05-20 | 2018-08-17 | 苏州固特斯电子科技有限公司 | A kind of precision instrument of temperature controllable |
| CN108961977A (en) * | 2018-07-20 | 2018-12-07 | 西安交通大学 | A kind of thermal-hydraulic process variable Teaching of Automatic Control experimental provision |
-
2017
- 2017-04-01 CN CN201720341635.7U patent/CN206778340U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108414566A (en) * | 2018-05-20 | 2018-08-17 | 苏州固特斯电子科技有限公司 | A kind of precision instrument of temperature controllable |
| CN108961977A (en) * | 2018-07-20 | 2018-12-07 | 西安交通大学 | A kind of thermal-hydraulic process variable Teaching of Automatic Control experimental provision |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20171222 Termination date: 20210401 |