CN106053868A - Multi-flow-path sample switching device for online detection - Google Patents
Multi-flow-path sample switching device for online detection Download PDFInfo
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- CN106053868A CN106053868A CN201610603011.8A CN201610603011A CN106053868A CN 106053868 A CN106053868 A CN 106053868A CN 201610603011 A CN201610603011 A CN 201610603011A CN 106053868 A CN106053868 A CN 106053868A
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- sliding panel
- fixed
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- motor
- touch
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
- G01N35/04—Details of the conveyor system
Abstract
The invention relates to a multi-flow-path sample switching device for online detection, belonging to the technical field of online detection devices. The multi-flow-path sample switching device comprises a fixing mechanism, a driving mechanism, a transmission mechanism, a control mechanism and a protection mechanism, wherein after being connected with the transmission mechanism by a belt pulley, the whole driving mechanism is fixed on the fixing mechanism; the control mechanism and the protection mechanism are fixed on the fixing mechanism in the same way and send feedback signals to the driving mechanism. During work, the multi-flow-path sample switching device firstly goes back to the initial point and then sequentially enables all stages of channels to reach a detection position, thus realizing automatic switching among all the channels. The multi-flow-path sample switching device has the advantages of being rapid in switching, accurate in positioning, convenient and practical, and the like, and can realize real-time monitoring for a plurality of processing points in online analysis of a wet smelting separation process.
Description
Technical field
The invention belongs to on-line measuring device technical field, be specifically related to a kind of on-line checking many streams sample switching dress
Put.
Background technology
Technique and control of product quality are played an important role by the online measuring technique in industrial processes, therefore exist
Line detection equipment application is more and more extensive.On-line checking instrument multithread circuit switching device imperfection maybe can only be to one the most mostly
Individual monitoring point is sampled detection, such as, for fluid sample on-line checking, existing many flow circuit devices typically use and first switch
Extracting sample again to stream to be measured to detect, thus cause the most mutually polluting between each stream, capacity utilization is low, and increase sets
Standby input cost.The most now need a kind of many streams sample switching device for on-line checking instrument, it is achieved multiple monitoring points
Between flexible switching, ensure simultaneously relatively independent between each stream, switch speed fast, sample detection real-time is good.
Summary of the invention
It is an object of the invention to provide a kind of on-line checking many streams sample switching device.The sense channel of this device
May be provided between 1～20 tunnels, and rely on rotating of motor to drive the automatic switchover detected between position, finally can realize multiple logical
Automatically switching between detection position, road, between each pipeline, switch speed is fast, detection position is accurate.
For achieving the above object, technical scheme is as follows:
On-line checking many streams sample switching device, rely on motor rotates the automatic switchover driven between detection position.
This device includes: fixed mechanism, drive mechanism, drive mechanism, controlling organization and protection mechanism.Drive mechanism by belt pulley with
Drive mechanism is integrally fixed on fixed mechanism after connecting, and controlling organization and protection mechanism are fixed to pass through on fixed mechanism equally
Feedback signal passes to drive mechanism.
Fixed mechanism of the present invention includes: fixed plate 1 and sliding panel 2.Motor 3 and rotary sensing touch 8 even
Connecing and pass through support and fix with fixed plate 1, the first shading type photoswitch 4 is fixed and with rotary with fixed plate 1 by support
Sensing is touched and 8 is intersected, and second shading type photoswitch the 5, first touch type mechanical switch 6 is fixed on fixed plate 1 left side, and second
Touch type mechanical switch 7 is fixed on the right of fixed plate 1, and ball-screw 14, feed rod 16 are separately fixed at fixed plate 1 upper-lower position.
First stent-type sensing is touched the 9, second stent-type sensing and is touched 10 relevant positions, two ends being separately fixed at sliding panel 2 by screw,
Each sense channel 11 is fixed on sliding panel 2 centre position, and feed screw nut 15, linear bearing 17 are fixed on sliding panel 2 upper-lower position；
Fixed plate 1 and sliding panel 2 are interfixed by the connection of ball-screw 14 and feed screw nut 15 and feed rod 16 with linear bearing 17.
Fixed mechanism is that each parts are capable of precisely moving laying the foundation.
Described drive mechanism includes: driver, motor 3, Timing Belt 12 and synchronization wheel 13.Motor 3 is fixed
Fixed plate 1 is connected the step number controlling to rotate and speed by wire with driver, synchronizes wheel 13 and be connected with motor 3
It is attached with motor 3 by Timing Belt 12, and along with the rotation of motor 3 realizes being synchronized with the movement.
Described drive mechanism includes: ball-screw 14, feed screw nut 15, each sense channel 11, feed rod 16 and linear axis
Hold 17.Ball-screw 14, feed rod 16 are connected by support is fixing with fixed plate 1；Feed screw nut 15, each sense channel 11 and straight line
Bearing 17 is fixing with sliding panel 2 to be connected.Ball-screw 14 one end is attached with Tong Bu wheel 13, and makees in the driving synchronizing wheel 13
Convert rotational motion into linear motion, feed rod 16 and linear bearing 17 under with to be used for sliding panel 2 is supported, jointly complete
Linear motion.
Described controlling organization includes: first shading type photoswitch the 4, second shading type photoswitch the 5, first touch type
Mechanical switch the 6, second touch type mechanical switch 7, stent-type sensing tactile 9 and rotary sensing touch 8.Rotary wearing is felt 8 and walks
Enter motor 3 and connect rotation triggering the first shading type photoswitch 4；Formula mechanical switch touched by second shading type photoswitch 5, first
6 second touching formula mechanical switchs 7 are fixing with fixed plate 1 to be connected；Stent-type sensing tactile 9 is fixing with sliding panel 2 to be connected.Shading type light
Electric switch 4 is used for feeding back signal to control driver, and rotary sensing is touched 8 and rotated under the drive of motor 3, when rotating to block
During the lucky UNICOM in formula photoswitch 4 light path position, then photoswitch 4 sends signal to driver, driver and then to 3, motor
The number of delivering letters, motor 3 quits work；Shading type photoswitch 5 is used for controlling being accurately positioned of initial position, when sliding panel 2 to the left
When moving to shading type photoswitch 5 light path just by tactile 9 blocking-up of stent-type sensing, then shading type photoswitch 5 is sent out to driver
Going out signal, driver and then send signal to motor 3, motor 3 quits work.
Described protection mechanism includes: first touch type mechanical switch the 6, second touch type mechanical switch the 7, first stent-type passes
Thoughts and feelings the 9, second stent-type sensing touches 10.First touch type mechanical switch the 6, second touch type mechanical switch 7 is used for anti-sliding stop
The excessive amount of motion of plate 2, keeps sliding panel 2 to move in safety zone.When system occurs unexpected situation, sliding panel 2 is caused to move
Time uncontrolled, sliding panel 2 continues athletic meeting to the left makes the first stent-type sensing tactile 9 touch the first touch type mechanical switch,
Making the first touch type mechanical switch disconnect, whole circuit power cuts off, and sliding panel 2 motion terminates.With transporting to the right by sliding panel 2
Dynamic the second stent-type sensing is made to touch 10 when touching the second touch type mechanical switch 7, then dump, it is achieved the guarantor to system
Protect.
The beneficial effects of the present invention is:
1, present invention employs light, mechanical, electrical method and achieve the automatic switchover between multi-channel detection position, can be to wet method
The multiple process point smelted in separation process are monitored in real time；
2, relatively independent between each sense channel of the present invention, there is not mutual pollution problem, it is not necessary to be rinsed.
3, the present invention can be applied not only to rare earth in-line analyzer, also may be used similar multiple spot on-line monitoring instrument
Effectively applied.
4, the present invention have switching quickly, accurate positioning, the feature such as convenient and practical.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.Wherein, fixed plate 1, sliding panel 2, motor the 3, first shading type photoelectricity
Switch 4, second shading type photoswitch the 5, first touch type mechanical switch the 6, second touch type mechanical switch 7, rotary sensing
Touch 8, first stent-type sensing touch 9, second stent-type sensing touch 10, each sense channel 11, Timing Belt 12, synchronize wheel 13, ball
Leading screw 14, feed screw nut 15, feed rod 16, linear bearing 17.
Detailed description of the invention
This device includes: fixed mechanism, drive mechanism, drive mechanism, controlling organization and protection mechanism.Drive mechanism is passed through
Belt pulley is integrally fixed on fixed mechanism after being connected with drive mechanism, and controlling organization and protection mechanism are fixed to fixing machine equally
Drive mechanism is passed to by feedback signal on structure.
Fixed mechanism of the present invention includes: fixed plate 1 and sliding panel 2.Motor 3 and rotary sensing touch 8 even
Connecing and pass through support and fix with fixed plate 1, the first shading type photoswitch 4 is fixed and with rotary with fixed plate 1 by support
Sensing is touched and 8 is intersected, and second shading type photoswitch the 5, first touch type mechanical switch 6 is fixed on fixed plate 1 left side, and second
Touch type mechanical switch 7 is fixed on the right of fixed plate 1, and ball-screw 14, feed rod 16 are separately fixed at fixed plate 1 upper-lower position.
First stent-type sensing is touched the 9, second stent-type sensing and is touched 10 relevant positions, two ends being separately fixed at sliding panel 2 by screw,
Each sense channel 11 is fixed on sliding panel 2 centre position, and feed screw nut 15, linear bearing 17 are fixed on sliding panel 2 upper-lower position；
Fixed plate 1 and sliding panel 2 are interfixed by the connection of ball-screw 14 and feed screw nut 15 and feed rod 16 with linear bearing 17.
Fixed mechanism is that each parts are capable of precisely moving laying the foundation.
Below in conjunction with the accompanying drawings, the detailed description of the invention of the present invention is described in further detail.
On-line checking described in this kind of employing comprises the following steps by many streams sample switching device method of work:
A) returning initial point: first driver sends a signal to motor 3, motor 3 drives Timing Belt 12 and synchronizes
Wheel 13 rotates, and simultaneously drives ball-screw 14, feed rod 15 and sliding panel 2 and moves along a straight line to the left, when on sliding panel 2
When shading type photoswitch 5 is just blocked by stent-type sensing tactile 9, shading type photoswitch 5 sends a signal to driver, driver
Sending signal to motor 3 again after receiving signal, motor 3 quits work after receiving signal, then complete back initial point action；
B) detection successively: first driver sends a signal to motor 3, motor 3 is rotated formula sensing and touches 8 rotations,
When rotating to the lucky UNICOM in shading type photoswitch 4 light path position, then photoswitch 4 sends signal, driver to driver
And then sending signal to motor 3, motor 3 quits work, and now arrives first passage detection position, after having detected, stepping electricity
Machine 3 continues to drive Timing Belt 12 and synchronize wheel 13 to rotate, and motor 3 rotates 1 circle can control ball-screw advance 2mm, when
When electric machine rotation 16 encloses (i.e. leading screw advance 32mm), driver sends instruction and makes motor 3 stop motion, and now second channel is in
Detecting position.Control motor 3 and again rotate 16 circles, then enter next Air conduct measurement position, make passage at different levels arrive detection position successively.
C) system protection: when system occurs unexpected situation, when causing sliding panel 2 to move uncontrolled, sliding panel 2 continue to
Left movement can make stent-type sensing touch 9 and touch mechanical switch 6, makes touch type mechanical switch 6 disconnect, and whole circuit power is cut
Disconnected, sliding panel 2 motion terminates.With should sliding panel 2 move right make stent-type sensing touch 10 touch mechanical switch 7 time, then
Dump, it is achieved the protection to system.
Claims (5)
1. on-line checking many streams sample switching device, it is characterised in that fill this device and include: fixed mechanism, driving
Mechanism, drive mechanism, controlling organization and protection mechanism；Drive mechanism is integrally fixed to after being connected with drive mechanism by belt pulley
On fixed mechanism, controlling organization and protection mechanism are fixed to pass to drive mechanism by feedback signal on fixed mechanism equally；
Described fixed mechanism includes: fixed plate (1) and sliding panel (2)；Motor (3) touches (8) with rotary sensing and is connected
And fixed by support and fixed plate (1), the first shading type photoswitch (4) fixing by support and fixed plate (1) and with rotation
Rotatable sensing is touched (8) and is intersected, and the second shading type photoswitch (5), the first touch type mechanical switch (6) are fixed on fixed plate
(1) left side, the second touch type mechanical switch (7) is fixed on fixed plate (1) the right, and ball-screw (14), feed rod (16) are solid respectively
It is scheduled on fixed plate (1) upper-lower position；It is solid respectively by screw that first stent-type sensing touches (9), the second stent-type senses tactile (10)
Being scheduled on the relevant position, two ends of sliding panel (2), each sense channel (11) is fixed on sliding panel (2) centre position, feed screw nut
(15), linear bearing (17) is fixed on sliding panel (2) upper-lower position；Fixed plate (1) and sliding panel (2) are by ball-screw (14)
Connection with feed screw nut (15) and feed rod (16) with linear bearing (17) interfixes；Fixed mechanism is that each parts are capable of
Precisely motion lays the foundation.
Many streams sample switching device the most according to claim 1, it is characterised in that described drive mechanism includes: drive
Dynamic device, motor (3), Timing Belt (12) and synchronization wheel (13)；Motor (3) is fixed in fixed plate (1) and passes through wire
It is connected the step number and speed controlling to rotate with driver, synchronizes wheel (13) and connect through Timing Belt (12) with motor (3)
It is attached with motor (3), and along with the rotation of motor (3) realizes being synchronized with the movement.
Many streams sample switching device the most according to claim 1, it is characterised in that described drive mechanism includes: rolling
Ballscrew (14), feed screw nut (15), each sense channel (11), feed rod (16) and linear bearing (17)；Ball-screw (14), light
Thick stick (16) is connected by support and fixed plate (1) are fixing；Feed screw nut (15), each sense channel (11) and linear bearing (17) with
Sliding panel (2) is fixing to be connected；Ball-screw (14) one end is attached with Tong Bu wheel (13), and makees in the driving synchronizing wheel (13)
Convert rotational motion into linear motion, feed rod (16) and linear bearing (17) under with to be used for sliding panel (2) is supported, altogether
With completing linear motion.
Many streams sample switching device the most according to claim 1, it is characterised in that described controlling organization includes: the
One shading type photoswitch (4), the second shading type photoswitch (5), the first touch type mechanical switch (6), the second touch type machine
Tool switch (7), stent-type sensing touches (9) and rotary sensing touches (8)；Rotary thoughts and feelings (8) of wearing is connected rotation with motor (3)
Turn and trigger the first shading type photoswitch (4)；Second shading type photoswitch (5), the first touching formula mechanical switch (6) second touch
Touch that formula mechanical switch (7) and fixed plate (1) are fixing to be connected；Stent-type sensing tactile (9) is fixing with sliding panel (2) to be connected；Shading type
Photoswitch (4) is used for feeding back signal to control driver, and rotary sensing is touched (8) and rotated under the drive of motor (3), works as rotation
When forwarding the lucky UNICOM in shading type photoswitch (4) light path position to, then photoswitch (4) sends signal, driver to driver
And then sending signal to motor (3), motor (3) quits work；Shading type photoswitch (5) is used for controlling the accurate of initial position
Location, when sliding panel (2) moves to shading type photoswitch (5) light path to the left just by stent-type sensing tactile (9) blocking-up, then hides
Gear formula photoswitch (5) sends signal to driver, driver and then send signal to motor (3), and motor (3) quits work.
Many streams sample switching device the most according to claim 1, it is characterised in that described protection mechanism includes: first
Touch type mechanical switch (6), the second touch type mechanical switch (7), the first stent-type sensing touch (9), the second stent-type sensing is touched
(10)；First touch type mechanical switch (6), the second touch type mechanical switch (7) are used for preventing the excessive amount of motion of sliding panel (2),
Sliding panel (2) is kept to move in safety zone；When system occurs unexpected situation, when causing sliding panel (2) to move uncontrolled,
Sliding panel (2) continues athletic meeting to the left makes the first stent-type sensing tactile (9) touch the first touch type mechanical switch, makes first to touch
Contact type mechanical switch disconnects, and whole circuit power cuts off, and sliding panel (2) motion terminates；Second is made when sliding panel (2) moves right
When stent-type sensing tactile (10) touches the second touch type mechanical switch (7), then dump, it is achieved the protection to system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610603011.8A CN106053868A (en) | 2016-07-27 | 2016-07-27 | Multi-flow-path sample switching device for online detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610603011.8A CN106053868A (en) | 2016-07-27 | 2016-07-27 | Multi-flow-path sample switching device for online detection |
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| Publication Number | Publication Date |
|---|---|
| CN106053868A true CN106053868A (en) | 2016-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610603011.8A Pending CN106053868A (en) | 2016-07-27 | 2016-07-27 | Multi-flow-path sample switching device for online detection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111198440A (en) * | 2020-02-28 | 2020-05-26 | 中国科学院上海技术物理研究所 | Optical filter switching device based on linear motion mechanism and control method |
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| CN202562933U (en) * | 2012-05-15 | 2012-11-28 | 武汉亚格光电技术有限公司 | Drive and positioning device for detecting and analyzing instrument |
| CN203164018U (en) * | 2013-03-05 | 2013-08-28 | 苏清柱 | Device for automatically sampling and distributing water sample |
| CN204148963U (en) * | 2014-10-10 | 2015-02-11 | 许云峰 | A kind of slide unit positioning base |
| CN204988686U (en) * | 2015-08-10 | 2016-01-20 | 中国食品药品检定研究所 | Medical rigid endoscope detector target thing adjusting device |
-
2016
- 2016-07-27 CN CN201610603011.8A patent/CN106053868A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202562933U (en) * | 2012-05-15 | 2012-11-28 | 武汉亚格光电技术有限公司 | Drive and positioning device for detecting and analyzing instrument |
| CN203164018U (en) * | 2013-03-05 | 2013-08-28 | 苏清柱 | Device for automatically sampling and distributing water sample |
| CN204148963U (en) * | 2014-10-10 | 2015-02-11 | 许云峰 | A kind of slide unit positioning base |
| CN204988686U (en) * | 2015-08-10 | 2016-01-20 | 中国食品药品检定研究所 | Medical rigid endoscope detector target thing adjusting device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111198440A (en) * | 2020-02-28 | 2020-05-26 | 中国科学院上海技术物理研究所 | Optical filter switching device based on linear motion mechanism and control method |
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Application publication date: 20161026 |