CN202033326U - Micro analysis workbench - Google Patents
Micro analysis workbench Download PDFInfo
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- CN202033326U CN202033326U CN2011201032073U CN201120103207U CN202033326U CN 202033326 U CN202033326 U CN 202033326U CN 2011201032073 U CN2011201032073 U CN 2011201032073U CN 201120103207 U CN201120103207 U CN 201120103207U CN 202033326 U CN202033326 U CN 202033326U
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- microanalysis
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Abstract
The utility model relates to a micro analysis workbench, belonging to the technical field of a micro analyzer. The micro analysis workbench is characterized by comprising an operating panel, a display, a detection electrode lifting device and a rotating table, the control panel is provided with the display, the detection electrode lifting device adopts a motor-driven synchronous belt type mechanical transmission mechanism, the rotating table adopts a rotating cup type structure, the rotating cup is connected through a driving direct-current motor, and the motor of the detection electrode lifting device and the direct-current motor of the rotating cup are connected through a control circuit. The micro analysis workbench of which lifting and rotation are controlled automatically has the advantages of no pollution, high sensitivity, high precision, high degree of automation and compact overall structure and is easy to operate during micro analysis, and the micro analysis and detection can be carried out rapidly and efficiently.
Description
Technical field
The utility model belongs to the microanalyser technical field, particularly relates to a kind of microanalysis worktable.
Background technology
At present, the instrument and equipment of micronutrient levels has two kinds in the analytical solution, and a kind of structure of instrument and equipment mainly comprises analysis institution, testing agency and magnetic agitation mechanism.The instrument of this structure, when carrying out TRACE ELEMENTS ANALYSIS, since the interference of the stirrer in the rabbling mechanism, the as easy as rolling off a log pollution that causes solution to be determined, and the degree of accuracy of impact analysis data especially is not suitable for the assay determination work of micro-example.The structure of another kind of instrument and equipment comprises analysis institution and rotating disk electrode (r.d.e), the instrument of this structure, structure is comparatively complicated, and have many transmission signals cables and connect, also, need regularly to clean carbon brush, cause the sensitivity of transmission signals to reduce easily because rotating circular disk adopts the carbon brush conduction, therefore failure rate is higher, and its maintenance also needs the professional to operate.
Summary of the invention
The utility model provides a kind of microanalysis worktable for solving the technical matters that exists in the known technology.
The purpose of this utility model provide a kind of mainly by machinery and electrical equipment two parts form, control by manual or host computer, realization is pollution-free to the solution in the electrolytic cell, regularly, the mixing effect of adjustable speed, the electrochemical analytical instrument by electrode, electrode cable and host computer is analyzed etc. the microanalysis worktable of characteristics jointly to the solution in the electrolytic cell.
The utility model microanalysis worktable is to solve the technical scheme that the technical matters that exists in the known technology takes to be:
A kind of microanalysis worktable, be characterized in: microanalysis comprises guidance panel, display, detecting electrode jacking gear and universal stage with worktable, guidance panel is provided with display, the detecting electrode jacking gear is a motor-driven synchronous belt formula mechanical transmission mechanism, universal stage is the rotary cup type structure, rotating cup has the direct current generator of driving to connect, and detecting electrode jacking gear motor has control circuit to be connected with the rotating cup direct current generator.
The utility model microanalysis can also be taked following technical scheme with worktable:
Described microanalysis worktable, be characterized in: motor-driven synchronous belt formula mechanical transmission mechanism has rail brackets, reducing motor, synchronizing wheel, engaged wheel, synchronous belt, line slideway, guide rail slide block are installed on the rail brackets, linear slider and line slideway are assembled together, band is connected by the reducing motor transmission with synchronizing wheel, engaged wheel synchronously, carries out rise fall of electrodes action carrying out vitamin and detects.
Described microanalysis worktable, be characterized in: belt compressing tablet, belt transmission support, electrode stem, electrode stem support, anti-dazzling screen, photoelectrical coupler are installed on the rail brackets, electrode stem is installed on the electrode stem support, anti-dazzling screen on the guide rail slide block cooperates installation, the upper-lower position of detecting electrode with photoelectrical coupler on the rail brackets.
Described microanalysis worktable is characterized in: belt transmits support and guide rail slide block, electrode stem support, electrode stem, anti-dazzling screen pass through screw retention together.
Described microanalysis worktable, be characterized in: rail brackets is fixed on the riser inboard of microanalysis casing, timing belt pulley is fixed on the reducing motor axle, timing belt pulley interlock synchronous belt, and belt compressing tablet, belt transmission support have screw retention on synchronous belt.
Described microanalysis worktable is characterized in: rotating cup is positioned at the casing outside, and direct current generator has electric machine support to be fixed on cabinet inside, and rotating cup and direct current arbor are fastenedly connected.
Described microanalysis worktable is characterized in: direct current generator is fixed on the inside of cabinet surface level, and rotating cup is fastening by screw and direct current arbor, and electrolytic cell is placed on rotating cup inside and is clearance fit.
Lifting, rotary table are controlled in the utility model microanalysis automatically, and its casing front panel is for control display panel, control display panel is provided with the group of four figures and shows, the actual measurement rotating speed when showing the rotation of rotating cup, or the rotating speed of setting.Control knob has: lifting, quicken, stop, start and stop, six buttons slow down, reset.Rear panel has supply socket, power switch, fuse base, ground terminal, control port, electrode interface.Power transformer, control detection circuit board, direct current generator, reducing motor are arranged in the casing.Supply socket is connected with the double-pole power switch by fuse base, and the output of power switch is connected with the elementary ~ 220V input of power transformer.The secondary output of power transformer is connected with the input of the rectifying and wave-filtering voltage regulation unit of control detection circuit board.Mu balanced circuit provides the DC voltage of control detection circuit and the DC voltage of drive motor.Detection cell circuit detects the rotating speed of rotating cup by magnet and Hall element, become the pulse conversion of signals rotary speed parameter to deliver to charactron by single-chip microcomputer and show rotating speed, also will be relatively the rotary speed parameter of rotary speed parameter and setting, the deviation signal that produces is come the drive controlling rotating speed of motor by control circuit, makes that the actual measurement rotating speed of rotating cup is identical with the rotating speed of setting.Detection cell circuit is by being connected to anti-dazzling screen on the electrode stem support and upper and lower two photoelectrical couplers of rail brackets, the upper and lower position of detecting electrode.When the needs electrode rose or descend, the position detection signal that position detecting circuit provides was controlled the ascending, descending of reducing motor by control circuit or is stopped.
There are rotating cup, electrolytic cell, electrode, electrode socket, electrode stem, electrode stem support, electrode interface in the casing outside.Direct current generator is fixed on the inside of the surface level of cabinet by electric machine support, and rotating cup is fastenedly connected by screw and direct current arbor and exposes casing, and it is inner and be clearance fit that electrolytic cell is placed on rotating cup.Rail brackets is fixed on the riser inboard of casing, and reducing motor, synchronizing wheel, engaged wheel, synchronous belt, belt compressing tablet, belt transmission support, line slideway, guide rail slide block, electrode stem, electrode stem support, anti-dazzling screen, photoelectrical coupler are installed on the rail brackets.The stopping of control circuit control reducing motor, startup, forward and backward.Timing belt pulley is fixed on the reducing motor axle, and timing belt pulley drives synchronous belt and rotates.Belt compressing tablet, belt transmit support by screw retention on synchronous belt.Belt transmits support and guide rail slide block, electrode stem support, electrode stem, anti-dazzling screen pass through screw retention together.By control circuit, control the stopping of reducing motor, startup, forward and backward drive synchronous belt and rotate, and the rotation of synchronous belt drives the rising or the decline of electrode stem.Be fixed on line slideway standard on the rail brackets guide rail slide block do straight line and move up and down.Drive the rising or the decline of anti-dazzling screen simultaneously.Be fixed on upper and lower two photoelectrical couplers on the rail brackets and be used for detecting the position of anti-dazzling screen, i.e. the upper-lower position of electrode, and detection signal is sent to control circuit, the lifting of control circuit control electrode.One end of electrode cable is welded on the electrode socket, and the other end of electrode cable is welded on the electrode interface of rear panel.The electrode interface of rear panel, control port are connected by electrode cable, pilot with host computer, the function that reach automatic control, detects automatically.
Advantage and the good effect that the utlity model has are:
Microanalysis with worktable owing to adopted the utility model brand-new technology scheme, compared with prior art, the utility model adopts microanalysis to control lifting, rotary table structure automatically, make microanalysis have pollution-free, highly sensitive, precision is high, easy and simple to handle, advantages such as automaticity is high, compact overall structure, but quickness and high efficiency is carried out microanalysis and is detected.
Description of drawings
Fig. 1 is the utility model inner structure synoptic diagram;
Fig. 2 is the utility model side-looking structural representation;
Fig. 3 is the utility model control panel structure synoptic diagram;
Fig. 4 is the utility model backsight structural representation.
Embodiment
For further understanding technology contents of the present utility model, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows:
Consult accompanying drawing 1 to Fig. 4.
Embodiment 1
The trace element analysis worktable, its cabinet 3 front panels are control display board 21.The control display panel is provided with group of four figures display window, the actual measurement rotating speed when showing the rotation of rotating cup, or the rotating speed of setting.Control knob has: lifting, quicken, stop, start and stop, six buttons slow down, reset.1 rear panel has supply socket 25, power switch 23, fuse base 26, ground terminal 24, control port 27, electrode interface 22 at the bottom of the cabinet.Power transformer 37, control detection display circuit board 19, direct current generator 16, reducing motor 35 are arranged in the casing.Supply socket 25 is connected with double-pole power switch 23 by fuse base 26, and the output of power switch 23 is connected with the elementary ~ 220V input of power transformer 37.The secondary output of power transformer 37 is connected with the voltage regulation unit input J1 socket of control display board 21.Voltage regulation unit is exported one road direct current 5V and is given control, detection, display unit circuit power supply.Also export one road direct current 12V and give the power supply of control motor-drive circuit.
The manually action of Control work platform of button on the control display board, lifting: the lifting of control electrode bar is convenient for changing reagent, changes electrode.Quicken: the rotational speed of control rotating cup makes and sets the rotary speed increase.Stop: the optional position of control electrode bar in the high-low limit position stops.Start and stop: control rotating cup rotation, stop.Slow down: the rotational speed of control rotating cup makes and sets the rotary speed minimizing.Reset: the rotating speed of setting rotating cup is a default value.
Detection cell circuit detects the rotating speed of rotating cup 14 by magnet 15 and hall detection component 18, become the pulse conversion of signals rotary speed parameter to deliver to the rotating speed that the charactron display circuit shows rotating cup 14 by single-chip microcomputer, also will be relatively the rotary speed parameter of rotary speed parameter and setting, the deviation signal that produces is come the rotating speed of drive controlling direct current generator 16 by control circuit, makes that the actual measurement rotating speed of rotating cup 14 is identical with our rotating speed of setting.
Detection cell circuit is by being connected to anti-dazzling screen on the electrode stem support 10 and upper and lower two photoelectrical couplers 30 of rail brackets 8, the upper and lower position of testing electrode 12, auxiliary electrode 13.When we needed electrode to rise or descend, the position detection signal that position detecting circuit provides was controlled the ascending, descending of reducing motor by control circuit or is stopped.
There are rotating cup 14, electrolytic cell 20, electrode 12, electrode socket 11, electrode stem 9, electrode stem support 10, electrode interface 22 in cabinet 3 outsides.Direct current generator 16 is fixed on the inside of the surface level of cabinet 3 by electric machine support 17, and rotating cup 14 is fastenedly connected by screw and 16 in direct current generator and exposes casing, and it is inner and be clearance fit that electrolytic cell 20 is placed on rotating cup 14.Rail brackets 8 is fixed on the riser inboard of cabinet 3, and reducing motor 35, synchronizing wheel 36, engaged wheel 5, synchronous belt 38, belt compressing tablet 39, belt transmission support 40, line slideway 31, guide rail slide block 32, electrode stem 9, electrode stem support 10, anti-dazzling screen 33, photoelectrical coupler 30 are installed on the rail brackets 8.The stopping of control circuit control reducing motor 35, startup, forward and backward.Synchronizing wheel 36 is fixed on the output shaft of reducing motor 35, and synchronizing wheel 36 drives synchronous belt 38 and rotates.Belt compressing tablet 39, belt transmit support 40 by screw retention on synchronous belt 38.Belt transmits support 40 and passes through screw retention together with guide rail slide block 32, electrode stem support 10, electrode stem 9, anti-dazzling screen 33.By control circuit, control the stopping of reducing motor 35, startup, forward and backward drive synchronous belt 38 and rotate.The rotation of synchronous belt 38 drives the rising or the decline of electrode stem 9.Be fixed on line slideway 31 standards on the rail brackets 8 guide rail slide block 32 do straight line and move up and down.Drive the rising or the decline of anti-dazzling screen 33 simultaneously.Be fixed on upper and lower two photoelectrical couplers 30 on the rail brackets 8 and be used for detecting the position of anti-dazzling screen 33, i.e. the upper-lower position of working electrode 12, and detection signal is sent to control circuit, the lifting of control circuit Control work electrode.
One end of electrode cable 34 is welded on the electrode socket 11, and the other end of electrode cable 34 is welded on the electrode interface 22 of rear panel.The electrode interface 22 of rear panel, control port 27 are connected by electrode cable, pilot with host computer, the function that reach automatic control, detects automatically.In microanalysis worktable when work,, control electrode bar 9 rises automatically, after reaching the extreme higher position and stopping automatically, working electrode 12, auxiliary electrode 13 is installed on the electrode socket, and electrolytic cell 20 is put in the rotating cup 14, and the control electrode bar descends automatically then.After electrode stem arrival extreme lower position came to a complete stop, working electrode 12, auxiliary electrode 13 were inserted in the electrolytic solution of electrolytic cell.Control direct current generator 16 is by the rotating speed rotation of setting, thereby the electrolytic cell 20 in driven rotary cup 14 and the rotating cup 14 rotates together.Be fixed on working electrode 12, auxiliary electrode 13 on the electrode stem 9 and be and be suspended in the electrolytic solution cell fixedly, therefore played beating action solution.Owing to stirrer is not used in the stirring of solution,, has improved reliability to liquor analysis so stopped pollution to solution.Electrode cable 34 passes to electrode with the pumping signal (voltage or electric current) of host computer electrochemical analytical instrument, response signal (curtage) with electrode passes to the host computer electrochemical analytical instrument simultaneously, thereby finishes the electric signal transmission of electrochemical analysis process.It is accurately reliable to analyze data.Control method is flexible, and this programme has improved automaticity, and handled easily improves the precision of test.
The control port 27 of rear panel is the interface that the control signal of host computer is connected to worktable.Corresponding each sense channel has three tunnel control signals respectively: 1. electrode rises.2. electrode descends.3. rotating cup rotates, stops.The rotational speed of rotating cup is to be provided with by the acceleration of control display panel 21, retard button.
Present embodiment has expanded function, and control circuit and topworks are independently, integrated modular construction.According to the function of host computer, can make the single channel worktable, also can make the triple channel worktable.Can also be as independently worktable use.Even can make the microanalysis worktable of N passage according to the control function of host computer.
That present embodiment has is pollution-free, highly sensitive, precision is high, easy and simple to handle, characteristics such as automaticity is high, compact overall structure, but quickness and high efficiency is carried out microanalysis and detected.
Claims (7)
1. microanalysis worktable, it is characterized in that: microanalysis comprises guidance panel, display, detecting electrode jacking gear and universal stage with worktable, guidance panel is provided with display, the detecting electrode jacking gear is a motor-driven synchronous belt formula mechanical transmission mechanism, universal stage is the rotary cup type structure, rotating cup has the direct current generator of driving to connect, and detecting electrode jacking gear motor has control circuit to be connected with the rotating cup direct current generator.
2. according to the described microanalysis worktable of claim 1, it is characterized in that: motor-driven synchronous belt formula mechanical transmission mechanism has rail brackets, reducing motor, synchronizing wheel, engaged wheel, synchronous belt, line slideway, guide rail slide block are installed on the rail brackets, linear slider and line slideway are assembled together, band is connected by the reducing motor transmission with synchronizing wheel, engaged wheel synchronously, carries out rise fall of electrodes action carrying out vitamin and detects.
3. according to the described microanalysis worktable of claim 2, it is characterized in that: belt compressing tablet, belt transmission support, electrode stem, electrode stem support, anti-dazzling screen, photoelectrical coupler are installed on the rail brackets, electrode stem is installed on the electrode stem support, anti-dazzling screen on the guide rail slide block cooperates installation, the upper-lower position of detecting electrode with photoelectrical coupler on the rail brackets.
4. according to the described microanalysis worktable of claim 3, it is characterized in that: belt transmits support and guide rail slide block, electrode stem support, electrode stem, anti-dazzling screen pass through screw retention together.
5. according to claim 2 or 3 described microanalysis worktable, it is characterized in that: rail brackets is fixed on the riser inboard of microanalysis casing, timing belt pulley is fixed on the reducing motor axle, timing belt pulley interlock synchronous belt, belt compressing tablet, belt transmission support have screw retention on synchronous belt.
6. according to the described microanalysis worktable of claim 1, it is characterized in that: rotating cup is positioned at the casing outside, and direct current generator has electric machine support to be fixed on cabinet inside, and rotating cup and direct current arbor are fastenedly connected.
7. according to the described microanalysis worktable of claim 6, it is characterized in that: direct current generator is fixed on the inside of cabinet surface level, and rotating cup is fastening by screw and direct current arbor, and electrolytic cell is placed on rotating cup inside and is clearance fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201032073U CN202033326U (en) | 2011-04-11 | 2011-04-11 | Micro analysis workbench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201032073U CN202033326U (en) | 2011-04-11 | 2011-04-11 | Micro analysis workbench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202033326U true CN202033326U (en) | 2011-11-09 |
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ID=44895620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201032073U Expired - Lifetime CN202033326U (en) | 2011-04-11 | 2011-04-11 | Micro analysis workbench |
Country Status (1)
| Country | Link |
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| CN (1) | CN202033326U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458868A (en) * | 2014-09-26 | 2015-03-25 | 浙江工商大学 | Concentration detection device and method for D-galactose solution |
| CN104833711A (en) * | 2015-03-09 | 2015-08-12 | 上海伯顿医疗设备有限公司 | Blood lead analysis instrument and blood lead measuring method therewith |
-
2011
- 2011-04-11 CN CN2011201032073U patent/CN202033326U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458868A (en) * | 2014-09-26 | 2015-03-25 | 浙江工商大学 | Concentration detection device and method for D-galactose solution |
| CN104833711A (en) * | 2015-03-09 | 2015-08-12 | 上海伯顿医疗设备有限公司 | Blood lead analysis instrument and blood lead measuring method therewith |
| CN104833711B (en) * | 2015-03-09 | 2019-06-25 | 上海伯顿医疗设备有限公司 | A kind of blood lead analyzer and its measurement blood lead method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111109 |