CN206649046U - Automatic clinical chemistry analyzer with allocation unit - Google Patents
Automatic clinical chemistry analyzer with allocation unit Download PDFInfo
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- CN206649046U CN206649046U CN201720056259.7U CN201720056259U CN206649046U CN 206649046 U CN206649046 U CN 206649046U CN 201720056259 U CN201720056259 U CN 201720056259U CN 206649046 U CN206649046 U CN 206649046U
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- sample
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Abstract
The utility model discloses a kind of automatic clinical chemistry analyzer with allocation unit, the instrument includes reagent disc, reaction tray, agitating unit, sample load units, more than one allocation unit, detection cup cleaning unit and optical detection unit, allocation unit includes more than one hollow needle, a pipeline converter, pin interior cleaning apparatus, pin exterior washings device, waste collection groove and pin mobile device, for drawing distribution reagent and sample, either it is individually used for drawing distribution reagent or individually draws distribution sample.Automatic clinical chemistry analyzer of the present utility model, solve traditional automatic clinical chemistry analyzer due to reagent pin, sample pin internal washing thoroughly caused by different reagents, sample room cross-contamination issue, improve the accuracy and reliability of Instrumental results.
Description
Technical field
The utility model belongs to medical test detection technique field, particularly a kind of full-automatic biochemical with allocation unit
Analyzer.
Background technology
Automatic clinical chemistry analyzer is the conventional detection device of medical institutions.Subject matter in this existing quasi-instrument use
One of be exactly due to usually needing to use a variety of different reagents, the different samples of detection in detecting, and instrument is using shared examination
Agent pin and sample pin draw different reagents respectively and different samples are added in each detection cup and are measured, and are drawing reagent and sample
When, inside and outside, usually remaining reagent and the sample, and be difficult to thoroughly clean especially inside pin of reagent pin and sample pin, in addition
Medical laboratory instrument is required according to higher speed operation, therefore, often without time enough to reagent pin and sample pin
It is inside and outside thoroughly to be cleaned, and cause the reagent of residual or sample to form interference to subsequent detection.And adopted in instrument operation
Although can effectively be lowered with the mode being cleaned multiple times or avoid this kind of cross pollution, so directly result in instrument detection
Speed substantially reduces.
Also there is the method that sample or reagent are drawn using disposable tip in the prior art, but due to drawing examination every time
Agent, sample are required for abandoning a used tip, and this just needs larger space to deposit substantial amounts of disposable tip just now
It may insure that instrument is on duty without operating personnel, and required consumable quantity is very huge during the instrument operation of the design.
Utility model content
The purpose of this utility model is to provide a kind of automatic clinical chemistry analyzer with allocation unit solve existing complete
The cross-contamination issue of automated chemical analyser reagent pin and sample pin.
The technical scheme for realizing the utility model purpose is：A kind of automatic clinical chemistry analyzer with allocation unit, its
It is characterised by, the instrument includes reagent disc, reaction tray, agitating unit, sample load units, more than one allocation unit, inspection
Survey cup cleaning unit and optical detection unit；
The reagent disc is used to place reagent, and the sample load units are used to place sample, and the reaction tray is used to put
Put detection cup；
The allocation unit is used to draw and distributes reagent or sample, including more than one hollow needle, pipeline converter,
Pin mobile device and waste collection groove；The pipeline converter includes a working position and more than one cleaning position, working position
With a hollow needle is set respectively on each cleaning position, each hollow needle is in working position and cleaning interdigit switching；The working position
It is provided with for adding reagent or sample, the cleaning position into the hollow needle on reagent position outside pin interior cleaning apparatus and pin
Cleaning device, for being cleaned to hollow needle on cleaning position is inside and outside；The pin mobile device is used to drive reagent position
On hollow needle moved between working position and reagent disc, sample disc, detection cup；The waste collection groove is arranged on pipeline and turned
Below parallel operation, for collecting waste liquid；
The optical detection unit is used to detect liquid in detection cup, and the detection cup cleaning unit is used to clean
Detect cup.
Compared with prior art, remarkable result of the present utility model is：
The automatic clinical chemistry analyzer that the utility model has allocation unit can not extend scavenging period, ensure instrument
On the premise of operating rate, the residual of reagent and sample is realized fully and effective inside and outside the pin to drawing reagent and pipette samples
Cleaning, the cross pollution that other same quasi-instruments are formed in the link is substantially reduced or even eliminates, and to intersect in various degree
Pollution handles the solution for providing multiple modes, therefore has preferable convenience, feasibility, economy and validity.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the automatic clinical chemistry analyzer with allocation unit of the present utility model, in figure
Sample load units are circular sample disk.
Fig. 2 is a kind of structural representation of the automatic clinical chemistry analyzer with allocation unit of the present utility model, in figure
Sample load units are rail mounted specimen holder.
Fig. 3-1 is pipeline converter schematic top plan view.
Fig. 3-2 is pipeline converter schematic cross-sectional view.
Fig. 3-3 is pipeline converter working position structural representation.
Fig. 3-4 is the first cleaning position of pipeline converter structural representation.
Fig. 3-5 is the second cleaning position of pipeline converter structural representation.
Fig. 3-6 is the cleaning position structural representation of pipeline converter the 3rd.
Fig. 3-7 is the schematic top plan view of the waste collection groove of allocation unit.
Fig. 4-1~Fig. 4-3 be allocation unit pin mobile device from working position take out hollow needle process schematic, Fig. 4-
4~Fig. 4-6 is that the pin mobile device of allocation unit puts back to hollow needle the process schematic of working position.
Fig. 5 is a kind of structural representation of embodiment of the utility model allocation unit.
Embodiment
With reference to Fig. 1, Fig. 2, a kind of automatic clinical chemistry analyzer with allocation unit of the present utility model, the instrument includes
Reagent disc 1, reaction tray 5, agitating unit, sample load units, more than one allocation unit, detection cup cleaning unit 2B and light
Learn detection unit；
The reagent disc 1 is used to place reagent, and the sample load units are used to place sample, and the reaction tray 5 is used for
Place detection cup 6；
The allocation unit is used to draw and distributes reagent or sample, including the conversion of more than one hollow needle 7-6, pipeline
Device 4, pin mobile device and waste collection groove 7-4；The pipeline converter 4 includes a working position and more than one cleaning
, hollow needle a 7-6, each hollow needle 7-6 are set respectively on working position and each cleaning position in working position and cleaning interdigit
Switching；The working position is used to add reagent into the hollow needle 7-6 on reagent position or sample, the cleaning position are provided with pin
Portion's cleaning device and pin exterior washings device, for being cleaned to hollow needle 7-6 is inside and outside on cleaning position；The pin moves
Dynamic device is used to drive the hollow needle 7-6 on reagent position between working position and reagent disc 1, sample load units, detection cup 6
It is mobile；The waste collection groove 7-4 is arranged on the lower section of pipeline converter 4, for collecting waste liquid；
The optical detection unit is used to detect liquid in detection cup 6, and the detection cup cleaning unit is used for clear
Wash detection cup.
Further, the pipeline converter 4 of the allocation unit includes runner 7-1, fixed block 7-2 and pipeline converter drives
Dynamic motor 7-3；The runner 7-1 is arranged on fixed block 7-2, is close to fixed block 7-2, the pipeline converter motor
7-3 rotating shaft is connected through fixed block centre bore with runner 7-1, drives runner 7-1 to rotate；The runner 7-1 and fixed block 7-
2 correspondence positions are provided with no less than two passages；When runner 7-1 rotates stopping every time, each passage and fixed block 7-2 on runner
Each respective channel communicates, and not corresponding interchannel is not connected；The port number of port number, fixed block 7-2 on runner 7-1 is with being somebody's turn to do
Hollow needle quantity is identical on allocation unit device, is connected above the passage on the runner 7-1 by pipeline 7-5 with hollow needle,
Below each passage on the fixed block 7-2 by pipeline respectively with a fixed-quantity injector SAWith more than one cleaning injection
Device connects；
When hollow needle 7-6 is in working position, fixed-quantity injector SABy fixed block passage, runner passage with it is corresponding in
Empty needle communicates；When hollow needle 7-6 is in cleaning position, syringe is cleaned to corresponding fixed block passage, runner passage and hollow needle
Cleaning agent, water, physiological saline or air are injected, hollow needle is cleaned.
Further, the fixed-quantity injector SAInterface pass through the passage on fixed block passage and runner and hollow needle and connect
It is logical, while be connected by another pipeline with cup, the first valve V is provided with the pipeline being connected with cup1A, with fixed block-
The second valve V is provided with the pipeline of runner-hollow needle passage connection2A, close the first valve V1A, while open the second valve
V2A, fixed-quantity injector, which can quantify, extracts and discharges reagent or sample；Close the second valve V2A, while open the first valve V1A, it is fixed
The water in syringe extraction cup is measured, closes the first valve V afterwards1A, while open the second valve V2A, push away on fixed-quantity injector,
Water is expelled in waste collection groove by pipeline through hollow needle.
Further, the pin mobile device includes transfer arm 2A, handgrip 2-1, the drivings of the first motor 2M1 and second
Motor 2M2, the handgrip 2-1 are arranged on transfer arm 2A front ends, and the first motor 2M1 is used to drive handgrip relative to transfer arm
Movable, the second motor 2M2 is used to drive handgrip to clamp and extend out, and the transfer arm 2A is used to drive pin movement dress
Put and moved between working position, reagent disc and detection cup.
Further, the pin exterior washings device includes cleaning agent spout 7-9 and pure water spout 7-8, two spouts
It is directed to the tip of hollow needle, and pure water spout 7-8 is higher than cleaning agent spout 7-9 positions, first passes through cleaning agent spray during use
Then mouth 7-9 sprays pure water by pure water spout 7-8 to jet cleaner on the outside of hollow needle point to hollow needle point outside；
Cleaning agent and pure water after flushing are fallen into the waste collection groove of lower section.
Further, the pin exterior washings device includes pure water spout 7-8, and spout points to the tip of hollow needle, leads to
Cross and cleaned to injection pure water on the outside of hollow needle point outside needle point；Pure water after flushing is fallen into the waste collection groove of lower section.
Further, the allocation unit also includes the outer water sweeper 7-10 of pin, between pin cleaning position and working position,
For clearing up the pin appearance ponding after cleaning.
Further, the instrument includes an allocation unit, and the allocation unit is simultaneously for distributing reagent and sample.
Further, the automatic clinical chemistry analyzer also includes sample pin, for shifting sample in sample load units
Into detection cup.
Further, the instrument includes two allocation units, and one of allocation unit is used to distribute reagent and sample, separately
One allocation unit is only used for distributing reagent.
The utility model is described further with reference to the accompanying drawings and examples.
Embodiment 1
Fig. 1 is the one embodiment for the automatic clinical chemistry analyzer that the utility model has allocation unit.
The primary structure of the instrument includes two reagent discs 1, reaction tray 5, sample load units, optical detection unit, inspection
Survey cup cleaning unit 2B, 2 allocation units and a sample pin 2C, sample load units and use circular sample disk 3；Two distribution
Unit is used to drawing and distributing reagent, and sample pin 2C is used to draw sample；Cleaning position 2D is provided with by sample pin 2C, for cleaning
Sample pin 2C.
Wherein, multiple reagent bottle 1-1 are provided with reagent disc 1, reaction tray 5 is provided with multiple detection cups 6, optical detection list
Member includes light source 5A, monochromator 5B and optical signal detector 5C；
Allocation unit includes pin transfer arm 2A/2A ', pipeline converter and waste collection groove, and pipeline converter includes runner
7-1, fixed block 7-2 and pipeline converter motor 7-3；Runner 7-1 is arranged on fixed block 7-2, tight with fixed block 7-2
Patch, the rotating shaft of the pipeline converter motor 7-3 are connected through fixed block centre bore with runner 7-1, drive runner 7-1 to turn
It is dynamic；
One allocation unit is set close to the first reagent disc R1 positions, the pipeline converter 4 of the allocation unit includes work
Position, the first cleaning position, the second cleaning position and the 3rd cleaning position, each working position and cleaning position set a pin position, correspond to respectively
Working position pin position A1, the first cleaning position pin position B1, the second cleaning position pin position C1 and the 3rd cleaning position pin position D1, each pin position are run through
Runner 7-1, and hollow needle stand 7-7 is provided with each pin position, place a hollow needle 7-6 on each hollow needle stand 7-7；
As shown in Fig. 3-1- Fig. 3-6, pipe-line system, including first turn on runner 7-1 are provided with by each pin position
Take turns passage A2, the second runner passage B2, the 3rd runner channel C 2, the 4th runner passage D2 and positioned at fixed block 7-2 on and with turn
The first corresponding fixed block passage A of wheel 7-1 upper channels position, the second fixed block passage B, the 3rd fixed block channel C, the 4th consolidate
Determine block passage D；And A1-A2, B1-B2, C1-C2, D1-D2 are corresponding with pipeline and are connected.
Top runner 7-1 can be then driven to rotate when motor 7-3 is rotated, the pin being fixed on runner 7-1 also changes position,
Simultaneously because fixed block 7-2 does not rotate, therefore during each runner 7-1 rotations, on the upper four pin positions of runner 7-1 and fixed block
Each passage all synchronously change, it is ensured that the pin of A1 positions is used to draw reagent or sample all the time, and other three positions
Pin is then in cleaning state.Then changed after hollow needle is in the A1 uses of working position pin position by pipeline converter to the first cleaning position
Pin position B1 starts to clean, and corresponding original is in the first cleaning position pin position B1, the second cleaning position pin position C1 and the 3rd cleaning position pin position D1
Hollow needle is in same direction along moving one, in the first cleaning position pin position B1, the second cleaning position pin position C1 and the 3rd cleaning position pin position
D1 is once cleaned to hollow needle respectively, is eventually transferred into working position pin position A1 hollow needle by inside and outside such process
Cleaning.
Fig. 3-3 is pipeline converter working position structural representation, wherein the first valve V1AFor fixed-quantity injector SAConnecting tube
Lead to the pipeline valve of water on road；Second valve V2AFor fixed-quantity injector SAPipeline is connected to the valve on hollow needle path.Fig. 3-4
For the first cleaning position of pipeline converter structural representation, wherein the 3rd valve V1BFor the first cleaning syringe SBLead on connecting line
To cleaning agent or the pipeline valve of water or physiological saline or air；4th valve V2BHollow needle path is connected for syringe pipeline
On valve.The second cleaning position of Fig. 3-5 pipelines converter structural representation, wherein the 5th valve V1CFor the second cleaning syringe SC
Lead on connecting line or cleaning agent or water or the pipeline valve of physiological saline or air；6th valve V2CFor syringe pipeline
Connect the valve on hollow needle path.The cleaning position structural representation of Fig. 3-6 pipelines converter the 3rd, wherein the 7th valve V1DFor
Three cleaning syringe SDLead on connecting line or cleaning agent or water or the pipeline valve of physiological saline or air；8th valve V2D
The valve on hollow needle path is connected for syringe pipeline.
As shown in figure 3-2, pipeline converter bottom is provided with waste collection groove 7-4, fixed-quantity injector SAFor drawing simultaneously
Distribute reagent, the first cleaning syringe SBCleaning agent, water or air are irrigated during for cleaning needle.Such as Fig. 3-3, fixed-quantity injector SA
Operation principle is：Working position pin position A1 hollow needle enters in reagent bottle under the driving of pin mobile device, closes the first valve
V1A, open the second valve V2A, fixed-quantity injector SAPiston pumpback, reagent are sucked in pin；When pin moves down in the driving of pin mobile device
Move to detection cup position, fixed-quantity injector SAPiston above push away, then in pin reagent injection detection cup in.Fixed-quantity injector SAIn instrument
Certain link in the preproduction phase of device unlatching or work, opens the first valve V1A, close the second valve V2A, fixed-quantity injector SAIt is living
Get back into and take out, water is sucked in syringe；It is then turned off the first valve V1A, open the second valve V2A, push away on syringe piston so that
Syringe and pipeline A-A2-A1 are filled with water.Such as Fig. 3-4, the first cleaning syringe SBDuring work, the 4th valve V is closed2B, open
Open the 3rd valve V1B, syringe piston pumpback, cleaning agent or water enter the first cleaning syringe SBIt is interior；Later on 4th valve
V2B, close the 3rd valve V1B, the first cleaning syringe SBLiquid in then syringe is pushed away on piston and enters pipeline B-B2-B1, is realized
First cleaning position pin position B1 hollow needle cleaning.
Another allocation unit, the pipeline conversion of the allocation unit are set close to the second reagent disc R2 positions in the instrument
Device only has 2 pin positions, i.e. working position pin position A1 and cleaning position pin position B1, and the two pin positions are all the time in turn by one of hollow needle
During for working, another hollow needle is then in cleaning state.
Each detection cup in reaction tray 5 receives the first reagent at the first detection cup position RC1 all the time, in the second detection cup position
Receive sample at RC2, first time stirring is carried out at the 3rd detection cup position RC3, part double reagent detection project is in the 4th detection
Receive the second reagent at cup position RC4, carrying out second at the 5th detection cup position RC5 afterwards stirs.Reacted when instrument is run
Disk 5 every time turn around and stop after+1 by rotation, therefore detects cup position and often rotate once just reach one, just in reaction tray rotary course
According to order reagent 1, sample are added in cup is detected, be stirred afterwards, selectively add or be added without reagent 2.Adding
After entering reagent 2, agitating device is again stirring for liquid in detection cup, and all detection cup is detected when reaction tray rotates every time,
Each detection cup is obtained before and after reagent 1 is added, is added after serum, adds the absorbance that reagent 2 detects liquid in cup afterwards,
It is last that the biochemical inspection of projects in different samples is obtained according to the absorbance data that each detection cup is obtained to overall process detection, analysis
Survey result.
Embodiment 2
Such as Fig. 2, the present embodiment and the difference of embodiment 1 are, the sample load units of the embodiment are track style
Product frame 8, and there are two allocation units, there are an allocation unit, the pipeline of the allocation unit close to the first reagent disc R1 positions
Converter has three pin positions；There are an allocation unit, the pipeline converter of the allocation unit close to the second reagent disc R2 positions
With two pin positions.
Embodiment 3
As shown in Figure 3-4, in the present embodiment, the cleaning in the allocation unit to pin is not limited only to inside pin, in addition to
Cleaning outside pin, pin exterior washings device includes cleaning agent spout 7-9 and pure water spout 7-8, during two spouts are directed to
The tip of empty needle, and pure water spout 7-8 is higher than cleaning agent spout 7-9 positions, cleaning agent spout 7-9 is first passed through in during use
Empty needle point outside jet cleaner, then sprays pure water by pure water spout 7-8 to hollow needle point outside；It is clear after flushing
Lotion and pure water are fallen into the waste collection groove of lower section.
Or pure water spout 7-8 is only set outside hollow needle, as in Figure 3-5.
Embodiment 4
Such as Fig. 3-6 and Fig. 3-7, in the present embodiment, pipeline converter corresponds to waste collection groove respectively below four pin positions
The waste collection groove position D3 of 7-4 four positions, respectively the first waste collection groove position A3~the 4th, in the 4th waste collection groove position
The outer water sweeper 7-10 of a pair of pins is provided between D3 and the first waste collection groove position A3, when hollow needle 7-6 passes through herein, outside pin
Water sweeper 7-10 removes the ponding hung with hollow needle outer wall automatically.
Waste collection groove 7-4 is provided with waste liquid port 7-11, and all waste liquids are discharged by a waste liquid port 7-11.
Embodiment 5
As shown in Fig. 4-1~Fig. 4-6 and Fig. 1, embodiment provides a kind of specific pin mobile device structure and its work
Principle.
Pin mobile device includes transfer arm 2A, handgrip 2-1, the first motor 2M1 and the second motor 2M2, described
Handgrip 2-1 is arranged on transfer arm 2A front ends, and the first motor 2M1 is used to drive handgrip to move forward and backward relative to transfer arm, the
Two motor 2M2 are used to drive handgrip to clamp and extend out, and the transfer arm 2A is used to drive pin mobile device in working position, examination
Moved between agent disk and detection cup.
When capturing hollow needle, as shown in Fig. 4-1~Fig. 4-3, the second motor 2M2 driving handgrips 2-1 clamps hollow needle,
The handgrip of first motor 2M1 drivings simultaneously removes hollow needle from needle stand, and transfer arm 2A drives handgrip 2-1 afterwards, by
Empty needle is moved in reagent disc 1 in reagent bottle 1-1 from working position and draws reagent.
When putting back to hollow needle, as shown in Fig. 4-4~Fig. 4-6, transfer arm 2A drives handgrip 2-1 that hollow needle is moved into detection
The top of cup 6, the reagent of absorption is distributed into detection cup 6, transfer arm 2A is moved to working position, the first motor 2M1 afterwards
Hollow needle is placed in needle stand position by driving handgrip, while the second motor 2M2 drivings handgrip 2-1 is extended out.
Embodiment 6
As shown in figure 5, in this embodiment, reagent and sample are distributed using same hollow needle.
The pin mobile device of the present embodiment also includes transfer arm base 2L, the 3rd motor 2G, the 4th motor 2F
It is arranged on axostylus axostyle 2K, the 3rd motor 2G and the 4th motor 2F in transfer arm base 2L, the axostylus axostyle 2K's
One end is connected with transfer arm 2A, and the other end is connected with the 3rd motor 2G and the 4th motor 2F respectively, the 3rd driving electricity
Machine 2G is used to control transfer arm to rotate, and the 4th motor 2F is used to control transfer arm to move up and down.
Handgrip 2-1 in pin mobile device removes hollow needle 7-6 from the working position of pipeline converter 4, transfer arm 2A bands
Hollow needle 7-6 is transferred to reagent position by dynamic handgrip 2-1, closes the first valve V1A, open the second valve V2A, fixed-quantity injector SAIt is living
Get back into and take out, reagent is drawn into hollow needle 7-6；Transfer arm 2A drives handgrip 2-1 that hollow needle 7-6 is moved into detection cup position,
Fixed-quantity injector SAPushed away on piston, reagent is distributed into detection cup, realize that reagent distributes, transfer arm 2A drives handgrip will afterwards
Hollow needle is transferred to working position.
Close the second valve V2A, open the first valve V1A, fixed-quantity injector SAPiston pumpback, water is sucked into fixed-quantity injector
SAIt is interior；Close the first valve V1A, open the second valve V2A, fixed-quantity injector SAPushed away on piston, water enters hollow needle 7- along pipeline
6, hollow needle inside is cleaned；Pipeline converter 4 rotates simultaneously is placed in cleaning position by hollow needle, and the outer washer of pin is to hollow
Cleaned outside pin.After cleaning, handgrip 2-1 in pin mobile device is by cleaned hollow needle 7-6 from pipeline converter 4
Removed on working position, transfer arm 2A drives handgrip that hollow needle is transferred into sample position, closes the first valve V1A, open the second valve
V2A, fixed-quantity injector SAPiston pumpback, sample is drawn into hollow needle 7-6；Transfer arm 2A drives handgrip 2-1 by hollow needle 7-
6 are moved to detection cup position, fixed-quantity injector SAPushed away on piston, sample is distributed into detection cup, realize that sample distributes.Manage afterwards
Road converter 4 rotates is placed in cleaning position by pin, and the outer washer of pin outside pin to cleaning.
Embodiment 7
The present embodiment and the difference of embodiment 6 are that pin mobile device drives hollow needle 7-6 individually in sample position and detection
Moved between cup, realize that sample distributes.
Embodiment 8
The present embodiment and the difference of embodiment 6 are that pin mobile device drives hollow needle 7-6 individually in reagent position and detection
Moved between cup, realize that reagent distributes.
The utility model provides a kind of automatic clinical chemistry analyzer with allocation unit, and described above is only this practicality
New preferred embodiment, it is noted that for those skilled in the art, new not departing from this practicality
On the premise of type principle, some improvements and modifications can also be made, these improvements and modifications also should be regarded as guarantor of the present utility model
Protect scope.The available prior art of each part being not known in the present embodiment is realized.
Claims (10)
1. a kind of automatic clinical chemistry analyzer with allocation unit, it is characterised in that the instrument includes reagent disc (1), reaction
Disk (5), agitating unit, sample load units, more than one allocation unit, detection cup cleaning unit (2B) and optical detection list
Member；
The reagent disc (1) is used to place reagent, and the sample load units are used to place sample, and the reaction tray (5) is used for
Place detection cup (6)；
The allocation unit is used to draw and distributes reagent or sample, including more than one hollow needle (7-6), pipeline converter
(4), pin mobile device and waste collection groove (7-4)；The pipeline converter (4) includes a working position and more than one clear
Position is washed, a hollow needle (7-6) is set respectively on working position and each cleaning position, and each hollow needle (7-6) is in working position and clearly
Wash interdigit switching；The working position is used to add reagent into the hollow needle (7-6) on reagent position or sample, the cleaning position are set
Pin interior cleaning apparatus and pin exterior washings device are equipped with, for being carried out clearly to hollow needle on cleaning position (7-6) is inside and outside
Wash；The hollow needle (7-6) that the pin mobile device is used to drive on reagent position loads in working position and reagent disc (1), sample
Moved between unit, detection cup (6)；The waste collection groove (7-4) is arranged on below pipeline converter (4), useless for collecting
Liquid；
The optical detection unit is used to detect liquid in detection cup (6), and the detection cup cleaning unit is used to clean
Detect cup.
2. the automatic clinical chemistry analyzer according to claim 1 with allocation unit, it is characterised in that the distribution is single
The pipeline converter (4) of member includes runner (7-1), fixed block (7-2) and pipeline converter motor (7-3)；The runner
(7-1) is arranged on fixed block (7-2), is close to fixed block (7-2), the rotating shaft of the pipeline converter motor (7-3)
It is connected through fixed block centre bore with runner (7-1), drives runner (7-1) to rotate；The runner (7-1) and fixed block (7-2)
Correspondence position is provided with no less than two passages；When runner (7-1) rotates stopping every time, each passage and fixed block on runner
(7-2) each respective channel communicates, and not corresponding interchannel is not connected；Port number, fixed block (7-2) on runner (7-1)
Port number is identical with hollow needle quantity on the allocation unit device, passes through pipeline (7-5) above the passage on the runner (7-1)
Be connected with hollow needle, below each passage on the fixed block (7-2) by pipeline respectively with a fixed-quantity injector (SA) and
More than one cleaning syringe connection；
When hollow needle (7-6) is in working position, fixed-quantity injector (SA) by fixed block passage, runner passage with it is corresponding in
Empty needle communicates；When hollow needle (7-6) is in cleaning position, cleaning syringe is to corresponding fixed block passage, runner passage and hollow
Pin injection cleaning agent, water, physiological saline or air, are cleaned to hollow needle.
3. the automatic clinical chemistry analyzer according to claim 2 with allocation unit, it is characterised in that the quantitative note
Emitter (SA) interface connected by the passage on fixed block passage and runner with hollow needle, while pass through another pipeline and cup
Connection, is provided with the first valve (V on the pipeline being connected with cup1A), the pipe being connected with fixed block-runner-hollow needle passage
The second valve (V is provided with road2A), close the first valve (V1A), while open the second valve (V2A), fixed-quantity injector can be determined
Amount extracts and discharge reagent or sample；Close the second valve (V2A), while open the first valve (V1A), fixed-quantity injector extracts
Water in cup, the first valve (V is closed afterwards1A), while open the second valve (V2A), push away on fixed-quantity injector, water passes through pipe
Road is expelled in waste collection groove through hollow needle.
4. the automatic clinical chemistry analyzer according to claim 1 or 2 with allocation unit, it is characterised in that the pin
Mobile device includes transfer arm (2A), handgrip (2-1), the first motor (2M1) and the second motor (2M2), described to grab
Hand (2-1) is arranged on transfer arm (2A) front end, and the first motor (2M1) is used to driving handgrip relative to being moved before and after transfer arm
Dynamic, the second motor (2M2) is used to drive handgrip to clamp and extend out, and the transfer arm (2A) is used to drive pin mobile device to exist
Moved between working position, reagent disc, sample load units and detection cup.
5. the automatic clinical chemistry analyzer according to claim 1 or 2 with allocation unit, it is characterised in that the pin
Exterior washings device includes cleaning agent spout (7-9) and pure water spout (7-8), two spouts are directed to the tip of hollow needle,
Cleaning agent spout (7-9) is first passed through to hollow needle and pure water spout (7-8) is higher than cleaning agent spout (7-9) position, during use
Sharp outside jet cleaner, pure water is then sprayed to hollow needle point outside by pure water spout (7-8)；Cleaning after flushing
Agent and pure water are fallen into the waste collection groove of lower section.
6. the automatic clinical chemistry analyzer according to claim 1 with allocation unit, it is characterised in that outside the pin
Cleaning device includes pure water spout (7-8), and spout points to the tip of hollow needle, by spraying pure water to hollow needle point outside
Clean outside needle point；Pure water after flushing is fallen into the waste collection groove of lower section.
7. the automatic clinical chemistry analyzer according to claim 1 with allocation unit, it is characterised in that the distribution is single
Member also includes the outer water sweeper (7-10) of pin, between pin cleaning position and working position, for the pin appearance ponding after cleaning
Cleaning.
8. the automatic clinical chemistry analyzer according to claim 1 with allocation unit, it is characterised in that the instrument includes
One allocation unit, the allocation unit is simultaneously for distributing reagent and sample.
9. the automatic clinical chemistry analyzer with allocation unit according to claim 1 or 8, it is characterised in that described complete
Automatic biochemistry analyzer also includes sample pin, is extremely detected for shifting sample in sample load units in cup.
10. the automatic clinical chemistry analyzer according to claim 1 with allocation unit, it is characterised in that the instrument bag
Two allocation units are included, one of allocation unit is used to distribute reagent and sample, and another allocation unit is only used for distribution examination
Agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN110632288A (en) * | 2019-08-29 | 2019-12-31 | 深圳市锦瑞生物科技有限公司 | Specific protein analyzer and testing method based on same |
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