CN207025979U - Liquid sucking device wiper mechanism and sample analyser - Google Patents
Liquid sucking device wiper mechanism and sample analyser Download PDFInfo
- Publication number
- CN207025979U CN207025979U CN201720710068.8U CN201720710068U CN207025979U CN 207025979 U CN207025979 U CN 207025979U CN 201720710068 U CN201720710068 U CN 201720710068U CN 207025979 U CN207025979 U CN 207025979U
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- Prior art keywords
- swab
- maintaining part
- cleaning
- wiper mechanism
- liquid sucking
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- 230000007246 mechanism Effects 0.000 title claims abstract description 23
- 239000007788 liquid Substances 0.000 title claims abstract description 19
- 238000004140 cleaning Methods 0.000 claims abstract description 62
- 238000000034 method Methods 0.000 claims abstract description 13
- 230000008569 process Effects 0.000 claims abstract description 11
- 238000009423 ventilation Methods 0.000 claims description 19
- 102000010637 Aquaporins Human genes 0.000 claims description 15
- 108010063290 Aquaporins Proteins 0.000 claims description 15
- 108091006146 Channels Proteins 0.000 claims description 11
- 239000012530 fluid Substances 0.000 claims description 9
- 230000003139 buffering effect Effects 0.000 claims description 4
- DNHVXYDGZKWYNU-UHFFFAOYSA-N lead;hydrate Chemical compound O.[Pb] DNHVXYDGZKWYNU-UHFFFAOYSA-N 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 230000009467 reduction Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000826860 Trapezium Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000012631 diagnostic technique Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 239000006210 lotion Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
A kind of liquid sucking device wiper mechanism and sample analyser are the utility model is related to, including：Main body rack；The suction needle and swab that can be movable relatively with main body rack, swab inside, which is provided with, is available for the passage that suction needle passes through, being capable of relative motion between suction needle and swab；Being additionally provided with main body rack can make sample tube keep vertical sample tube to place position substantially；Swab includes being used for the cleaning part for cleaning suction needle and the maintaining part that sample tube position on placement position is fixed；The swab with maintaining part of offer is provided, it is possible to reduce fixed by gripper mode, necessary drive mechanism, and the space of gripper motion；During suction needle punctures, swab can from laterally to sample tube keep plumbness position, so as to both reach reduction part, save analyzer inner space, reach again and ensure that sample tube does not shift in puncture process, so as to reduce the effect of the fault rate of analyzer.
Description
Technical field
Vitro diagnostic techniques field is the utility model is related to, more specifically to a kind of suction needle of sample analysis
Wiper mechanism.
Background technology
During the suction sample of full-automatic sample analyser, the suction needle on analyzer can be deposited by puncturing so as to draw
The detection sample being placed in sample tube.Because suction needle uses part to be non-disposable, so carrying out suction sample to multiple samples
When, it is impossible to after sample is inhaled every time, all suction needle is changed, but if not handling suction needle, inhales sample
Pin necessarily has the residual of a sample when drawing next sample.So carried out in suction needle between different samples
During absorption, on sucking after a sample, the means using cleaning are necessarily required to, suction needle is cleaned, avoid intersecting dirt
Dye.In these cleaning programs, the advantages such as swab is facilitated with it, occupied little space, cleaning performance is obvious can be through in analyzer
Often use.
Due to needing that sample tube is punctured, its power punctured can reach 2kg, because sample bottom of the tube is spherical junctions
Structure, so needing to make sample tube keep plumbness substantially before puncture process, and holding sample is needed in puncture process
Pipe is not shaken and offset.But the internal diameter of the deck due to placing sample tube is more than the external diameter of sample tube, if so do not had
Positioner, it is certain to situation about shifting.At present in the prior art, it is that a positioning is set on deck to have scheme
Seat, then one positioning seat is set inhaling sample position, when sample tube, which is moved to, inhales sample position, two positioning seats coordinate, fixed so as to reach
The effect of position, but this scheme is only applicable to place the situation of the deck needs movement of sample tube, is not suitable for deck and does not move
Situation.Have in addition in scheme and disclose, gripper is set inhaling sample position lower end, when needing that sample tube is fixed, gripper is just
By opening and closing mode, sample tube is fixed, but for this scheme, it is necessary to specifically set pinch-grip agency and driving pinch-grip agency
Driving source, the space inside sample analyser will necessarily be taken, the layout for the part being unfavorable in sample analyser.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of cleaning of sample absorbing device simple in construction, fault rate is low
Mechanism, the wiper mechanism can meet the function of cleaning suction needle and sample tube position is fixed simultaneously, so as to reach increase
Space availability ratio inside analyzer.
In order to achieve the above object, the utility model provides following technical scheme：
A kind of liquid sucking device wiper mechanism, including：Main body rack；The suction needle that can be movable relatively with the main body rack and
Swab, the swab inside, which is provided with, is available for the passage that the suction needle passes through, being capable of phase between the suction needle and the swab
To motion；The swab is arranged right below that sample tube can be made to keep vertical sample tube to place position；The swab includes being used for clearly
The cleaning part and maintaining part of the suction needle are washed, the cleaning part is arranged on the top of the swab, and the maintaining part is arranged on
The sample tube positioned at the placement position can be remained vertical or adjusted to vertical by the bottom of the swab, the maintaining part
Posture.
Preferably, the maintaining part is integrally formed is connected with the cleaning part, or the maintaining part and the cleaning part
Detachable connection.
Preferably, the maintaining part stretches out from the cleaning part to be located at the cleaning part lower end and internal diameter is gradual
The open-like shape structure of increase.
Preferably, the maintaining part, which is provided with from inwall, leads to outer wall, in the suction needle cleaning process, there is provided empty
The ventilation device of air-flow circulation passage.
Preferably, the ventilation device is air channel or passage, and the ventilation device is symmetrical, it is described to be evenly provided on
In maintaining part.
Preferably, the placement position is to be arranged on the position below the swab.
Preferably, include being used for centre gangway that the suction needle passes through inside the swab, for injecting cleaning fluid
Enter aquaporin, the exhalant canal of cleaning fluid is siphoned away for connecting negative pressure.
Preferably, the centre gangway is to be arranged at the through hole along cylindrical swab axis direction, it is described enter aquaporin
Set perpendicular to the centre gangway, the exhalant canal sets perpendicular to the centre gangway, and it is described enter aquaporin and institute
State exhalant canal the swab lateral cross projection on be mutually perpendicular to, the exhalant canal to the maintaining part it is vertical away from
From be longer than it is described enter aquaporin to a distance from the maintaining part.
Preferably, the centre gangway includes suction district and cleaning area, described to aspirate the internal diameter for taking internal diameter to be less than cleaning area,
The exhalant canal opening is located at the suction district, it is described enter aquaporin opening be arranged on the cleaning area, the suction district and
The buffering area in certain angle of inclination is also set up between the cleaning area.
Preferably, the opening of described centre gangway one end is located at described less one end of maintaining part opening internal diameter.
Preferably, the air channel one end open is arranged on maintaining part outer wall, and another end opening is arranged close in described
Centre gangway.
Preferably, the diameter of the sample tube pipe cap is more than the maintaining part opening minimum diameter, and is less than the holding
Portion's opening maximum inner diameter.
Sample tube is fixed, band provided by the utility model by opening and closing mode compared to gripper is used in traditional scheme
There is the swab of maintaining part, it is possible to reduce fixed by gripper mode, necessary drive mechanism, and the space of gripper motion；
Suction needle puncture during, swab of the present utility model can from laterally to sample tube keep plumbness position, from
And both reached reduction part, saved analyzer inner space, reach again and ensure that sample tube does not shift in puncture process, from
And reduce the effect of the fault rate of analyzer.
Brief description of the drawings
, below will be to embodiment or prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
The required accompanying drawing used is briefly described in description, it should be apparent that, drawings in the following description are only that this practicality is new
The embodiment of type, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to carrying
The accompanying drawing of confession obtains other accompanying drawings.
Fig. 1 is the utility model use state diagram；
Fig. 2 is swab structural perspective；
Fig. 3 is the upward view of swab；
Fig. 4 is the sectional view of swab；
Fig. 5 is the sectional view of swab；
Fig. 6 is schematic diagram when swab contacts with sample tube；
Fig. 7 is sectional view when swab contacts with sample tube；
Reference is as follows：Main body rack -100；Swab -210；Suction needle -230；Place position -300；Sample tube-
400；Cleaning part -211；Maintaining part -212；Ventilation device -213；Centre gangway -215；Enter aquaporin -216；Water outlet is led to
Road -217；Suction district -218；Cleaning area -219；Buffering area -220；First connector -501；Second connector -502；
Slide rail -601；Sliding block -602；First dynamic drive rod -701；Second drive rod -702；First driver -801；Second drives
Dynamic device -802.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.The description only actually at least one exemplary embodiment is illustrative to be never used as to this practicality below
New and its application or any restrictions used.Based on the embodiment in the utility model, those of ordinary skill in the art are not having
There is the every other embodiment made and obtained under the premise of creative work, belong to the scope of the utility model protection.
Unless specifically stated otherwise, the part and positioned opposite, the digital table of step otherwise illustrated in these embodiments
Up to the unlimited the scope of the utility model processed of formula and numerical value.Simultaneously, it should be appreciated that each shown in accompanying drawing for the ease of description
The size of individual part is not to be drawn according to the proportionate relationship of reality.For skill known to person of ordinary skill in the relevant
Art, method and apparatus may be not discussed in detail, but in the appropriate case, technology, method and apparatus, which should be considered as authorizing, to be said
A part for bright book.In shown here and discussion all examples, any occurrence should be construed as merely exemplary,
Not as limitation.Therefore, the other examples of exemplary embodiment can have different values.It should be noted that：Similar mark
Number and letter similar terms is represented in following accompanying drawing, therefore, once be defined in a certain Xiang Yi accompanying drawing, then subsequent
It need not be further discussed in accompanying drawing.
For the ease of description, space relative terms can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be appreciated that space relative terms are intended to comprising the orientation except device described in figure
Outside different azimuth in use or operation.For example, if the device in accompanying drawing is squeezed, it is described as " in other devices
It will be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and
" in ... lower section " two kinds of orientation.The device can also other different modes positioning (being rotated by 90 ° or in other orientation), and
And respective explanations are made to the relative description in space used herein above.
In Fig. 1, liquid sucking device wiper mechanism, including：Main body rack 100, main body rack 100 are used in sample analyser
In the framework of each parts of fixation, each part can be fixed on main body rack 100 or with the phase of main body rack 100
Then it is that slide rail 601 is provided with main body rack 100, suction needle 230 passes through the second connector in the present embodiment to motion
502 are slidably connected on slide rail 601, so that suction needle 230 can move relative to main body rack 100；Same
Swab 210 and relative motion is kept by the mode same with suction needle 230 and main body rack 100, swab 210 is connected to the
On a connection piece 501, suction needle 230 is connected on the second connector 502, and the first connector 501 and the second connector 502 are
It can be moved by the suction needle 230 of sliding block 602 and swab 210 along slide rail 601, in the first connector 501 and second
Be equipped with connector 502 connection the first drive rod 701 position, by the first driver 801 can band first move drive rod
701 rotations, the first drive rod 701 is threaded rod, the position that the first connector 501 and the second connector 502 are connected with threaded rod
Be can with the internal thread hole of shaft, so by the first drive rod 701 rotation in addition slide rail 601 to sliding block 602
It is fixed so that the first connector 501 and the second connector 502 can move along slide rail 601.Also set on the second connector 502
There is the second driver 802, the second driver 802 is connected to the second drive rod 702, and the second drive rod 702 is also threaded rod, screw thread
Bar is also the cooperation of the internal thread hole by being arranged on the second connector 502, so as to drive the second connector 502 and first to connect
Fitting 501 being capable of relative motion.Suction needle 230 and swab 210 use independent structure, but may be such that it keeps synchronous fortune
The second dynamic drive rod 702, cause the motion stabilization of whole sample sucking mechanism using the cooperation of slide rail 601 and sliding block 602 again, put down
It is suitable, and can reach and can both move simultaneously, again can be with the purpose of relative motion, so as to reach the mesh of cleaning suction needle 230
's.
As shown in the figures 1 and 2, the inside of swab 210, which is provided with, is available for the passage that suction needle 230 passes through；Because suction needle 230 can be with
With the relative motion of swab 210, so after suction sample terminates, suction needle 230 extracts sample tube 400, suction needle 230 and swab 210 out
Relative motion can occur between the two, now, the flushing channel being arranged in swab 210 is carried out clearly to suction needle 230
Wash.Being additionally provided with main body rack 100 can make sample tube 400 keep vertical sample tube 400 to place position 300 substantially；Putting herein
Set 300 is locus, for holding the deck of sample tube 400, can by move to reach place position 300 or
It is arranged on the deck for the fixation for placing position 300.Because deck internal bore radius is more than the radius of sample tube 400, in the He of sample tube 400
Gap can be produced between deck, so when sample tube 400 is placed on deck, sample tube 400 can not can guarantee that absolute
Plumbness, so in the present embodiment, swab 210 is including for cleaning the cleaning part 211 of suction needle 230 and to placing position 300
The maintaining part 212 that the upper position of sample tube 400 is fixed, cleaning part 211 are the swabs used conventional in in-vitro diagnosis field
Structure, specifically, the cleaning part 211 of swab 210 is columnar part, provided with for suction needle 230 enter one end,
The other end is then to maintain portion 212, and maintaining part 212 is from profile as the extension of cleaning part 211, maintaining part 212 can be to non-
The sample tube 400 that absolute upright is placed in deck is fixed, and reaches when suction needle 230 punctures to sample tube 400,
Because the support of deck cannot be guaranteed that sample tube 400 is necessarily in plumbness, and sample tube 400 can be sent out in puncture process
The skew of raw any direction, so that can be broken down in puncture process.
In the present embodiment, as shown in Figures 2 and 4, maintaining part 212 is integrally formed is connected with cleaning part 211, is integrally formed
Purpose be that in process, process is simple, cost of manufacture is cheap；Maintaining part 212 can be with cleaning in another embodiment
The detachable connection of portion 211, detachable connection here can be threadedly coupled, snap connection, being bonded, herein only with screw thread
The mode of connection is illustrated its advantage：It is threaded in the lower end of cleaning part 211, setting and cleaning part in the upper end of maintaining part 212
211 screw threads coordinated, are connected through a screw thread；Because maintaining part 212 can contact with sample tube 400, or when the outer wall of suction needle 230
Have when hanging in the case of liquid, it will usually sample is remained in into maintaining part 212, maintaining part 212 is arranged to detachable, can be with
The maintaining part 212 being contaminated is removed and cleaned, or is directly replaced, reduces and cross pollution is produced between sample
Risk, other removablies can also realize same effect, select different dismountings to those skilled in the art
Mode is obvious.
As shown in Fig. 2 or 4, maintaining part 212 to be located at the lower end of cleaning part 211, stretch out from cleaning part 211 and internal diameter by
Cumulative big open-like shape structure, is similar to horn-like structure, and in other words from the point of view of the longitudinal sectional drawing of cylindrical swab 210, this is spacious
Mouth shape structure is trapezium structure；The diameter of the pipe cap of sample tube 400 is more than 212 open minimum diameter of maintaining part, and is less than maintaining part
212 open maximum inner diameters, the purpose is at open larger end, can accommodate the pipe cap of sample tube 400, less one end can stop
Sample tube 400 continues to stretch into, the inclined-plane between open larger and smaller internal diameter, as supporting surface, when sample tube shifts
When, can be by the inclined-plane in opening, the active force pressed down along with swab 210 so that sample tube 400 is by righting.Keep
Portion 212, which is provided with from inwall, leads to outer wall, and for ensureing the ventilation device 213 of air pressure in puncture process, ventilation device 213 is logical
Air drain or passage, ventilation device 213 is symmetrical, is evenly provided in maintaining part 212, and in the present embodiment, optimal selection is
Air channel, as shown in Fig. 2 air channel is 6 slot structures being evenly distributed on the open inclined-plane of maintaining part 212.Work as sample
After pipe 400 contacts with maintaining part 212, the cavity of formation in the pipe cap of sample tube 400 and maintaining part 212, one end of air channel is opened
Mouth is then arranged on surrounded cavity, and another end opening only needs to lead to outside swab 210.Its object is to when to sample tube
Before 400 are punctured or after puncture, when being cleaned to suction needle 230, because the cleaning function of cleaning part 211 is by entering water
Passage 216 injects cleaning fluid into centre gangway 215, and exhalant canal 217, will be clear in centre gangway 215 by adding negative pressure
Washing lotion siphons away, and because exhalant canal 217 is while cleaning fluid is siphoned away, negative pressure can be produced to the inside of swab 210, if do not set
Ventilation device 213 is put, then cleaning fluid can be caused to absorb failure.If maintaining part 212 is covered and forms one on the pipe cap of sample tube 400
During individual cavity, then cavity now can be formed close to closed environment, in addition negative pressure caused by exhalant canal 217, so
For the one end of ventilation device 213 by the cavity split shed surrounded, the other end has reached gas in the outer wall upper shed of swab 210
The purpose that stream passes through.So in the present embodiment, air channel can also be replaced by passage or in the inner surface of maintaining part 212
Skew wall at least one raised rib is set (passage and rib structure being previously mentioned is the body in the accompanying drawing of this patent
It is existing), reach the purpose for allowing air-flow to pass through, and the number of ventilation device 213 is also not limited to 6, can be 1 to infinite more
Individual, the purpose for being arranged to equally distributed ventilation device 213 is can to ensure no matter sample tube 400 is kept in maintaining part 212
Any posture, ventilation device 213 is all the purpose that can reach ventilation.In summary, for the specific of ventilation device 213
Structure is flute profile, hole shape, rib shape either other structures not shown in this patent, as long as it is logical in order to reach
The effect of gas, equilibrium air pressure, selection carried out in said structure for the technology of this area replace be it will be apparent that
The selection of other distributing position and distributed quantity of the ventilation device 213 in maintaining part 212, for those skilled in the art
Speech, and obviously.
In the present embodiment, as shown in Figure 4 and Figure 5, the center that the inside of swab 210 includes passing through for suction needle 212 leads to
Road 215, the exhalant canal 217 for entering aquaporin 216, cleaning fluid being siphoned away for connecting negative pressure for injecting cleaning fluid, center are logical
Road 215 is to be arranged at the through hole along the cylindrical axis direction of swab 210, enters aquaporin 216 and is set perpendicular to centre gangway 215
Put, exhalant canal 217 is set perpendicular to centre gangway 215, and it is laterally horizontal in swab 210 with exhalant canal 217 to enter aquaporin 216
It is mutually perpendicular in the projection of section, exhalant canal 217 to the vertical range of maintaining part 212 is longer than arrives maintaining part 212 into aquaporin 216
Distance, centre gangway 215 includes suction district 218 and cleaning area 219, and the internal diameter of suction district 218 is less than the internal diameter of cleaning area 219,
The opening of exhalant canal 217 is located at suction district 218, enters the opening of aquaporin 216 and is arranged on cleaning area 219, suction district 218 and cleaning area
The buffering area 220 in certain angle of inclination is also set up between 219, the opening of the one end of centre gangway 215 is open located at maintaining part 212
The less one end of internal diameter, the one end open of air channel 213 are arranged on the outer wall of maintaining part 212, and another end opening is arranged close in
Entreat passage 215.Swab described by this part is embodiment optimal in the utility model, its cleaning part 211 of swab 210 it is interior
The structure of portion's passage can be in a variety of forms, example foreign patent：GB2075672B、WO9701750A1、US2005279387A1、
US5408891A、US5592959A、JP2007093521A；Domestic patent：CN200620054314.0、
CN200610021359.2、CN201220313571.7、CN200920172332.2、CN201510986751.X、
CN201521094468.8, in above patent, the internal structure of swab 210 is different, but it is new to produce this practicality
The problem of type is previously mentioned, thus the structure type of the cleaning part 211 of swab 210 can be showed in above patent it is varied
, this patent with regard to no longer repeating the inner tubular structure in the 211 various embodiments of cleaning part in above-mentioned patent again.
In a further embodiment, rack is provided that on main body rack 100, in suction needle 230 by being provided with rolling
The connector of moving gear, is engaged with rack, so as to realize the function of mutually being moved between suction needle 230 and main body rack 100；
In other embodiments, main body rack 100 is provided with guide rod, and suction needle 230 is by being provided with the cooperation coordinated with guide rod
Connector, it can also realize function of the suction needle 230 relative to the relative motion of main body rack 100；Can be relative for swab 210
For the mode of the relative motion of main body rack 100, its scheme and suction needle 230 and the scheme of the relative motion of main body rack 100
Unanimously；For selection one of the above scheme or the combination of two schemes or other can reach so that suction needle 230 or swab
210 can occur the scheme of relative motion function on main body rack 100, be to those skilled in the art be all it is aobvious and
It is clear to.
Exemplary embodiment of the present utility model is the foregoing is only, it is all in this reality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc., it should be included in of the present utility model
Within protection domain.
Claims (13)
- A kind of 1. liquid sucking device wiper mechanism, it is characterised in that including：Main body rack；The suction needle and swab that can be movable relatively with the main body rack, the swab inside, which is provided with, is available for the suction needle to pass through Passage, being capable of relative motion between the suction needle and the swab；The swab is arranged right below that sample tube can be made to keep vertical sample tube to place position；The swab includes being used for the cleaning part and maintaining part for cleaning the suction needle, and the cleaning part is arranged on the swab Top, the maintaining part are arranged on the bottom of the swab, and the maintaining part can be by positioned at the sample of the placement position Pipe remains vertical or adjusted to vertical posture.
- 2. liquid sucking device wiper mechanism as claimed in claim 1, it is characterised in that：The maintaining part it is integrally formed with it is described Cleaning part connects, or the maintaining part and the cleaning part detachable connection.
- 3. liquid sucking device wiper mechanism as claimed in claim 1, it is characterised in that：The maintaining part is to be located at the cleaning part Lower end, stretches out and open-like shape structure that internal diameter gradually increases from the cleaning part.
- 4. liquid sucking device wiper mechanism as claimed in claim 1, it is characterised in that：The maintaining part is outer provided with leading to from inwall Wall, in the suction needle cleaning process, there is provided the ventilation device of air communication channel.
- 5. liquid sucking device wiper mechanism as claimed in claim 4, it is characterised in that：The ventilation device is air channel or ventilation Hole, the ventilation device is symmetrical, is evenly provided in the maintaining part.
- 6. liquid sucking device wiper mechanism as claimed in claim 1, it is characterised in that：The placement position is to be arranged on the swab The position of lower section.
- 7. liquid sucking device wiper mechanism as claimed in claim 5, it is characterised in that：Include being used for the suction inside the swab The centre gangway that sample pin passes through, the exhalant canal for entering aquaporin, cleaning fluid being siphoned away for connecting negative pressure for injecting cleaning fluid.
- 8. liquid sucking device wiper mechanism as claimed in claim 7, it is characterised in that：The centre gangway is to be arranged at along circle The through hole of cylindricality swab axis direction, it is described enter aquaporin set perpendicular to the centre gangway, the exhalant canal perpendicular to The centre gangway is set, and it is described enter aquaporin mutually hung down in swab lateral cross projection with the exhalant canal Directly, the exhalant canal to the vertical range of the maintaining part be longer than it is described enter aquaporin to the maintaining part distance.
- 9. liquid sucking device wiper mechanism as claimed in claim 8, it is characterised in that：The centre gangway is including suction district and clearly Wash area, the suction district internal diameter is less than the internal diameter of cleaning area, and the exhalant canal opening is located at the suction district, it is described enter water lead to Road opening is arranged on the cleaning area, and the buffering in certain angle of inclination is also set up between the suction district and the cleaning area Area.
- 10. liquid sucking device wiper mechanism as claimed in claim 7, it is characterised in that：The opening of described centre gangway one end is set In described less one end of maintaining part opening internal diameter.
- 11. liquid sucking device wiper mechanism as claimed in claim 7, it is characterised in that：The air channel one end open is arranged on On maintaining part outer wall, another end opening is arranged close in the centre gangway.
- 12. liquid sucking device wiper mechanism as claimed in claim 3, it is characterised in that：The diameter of the sample tube pipe cap is more than The maintaining part opening minimum diameter, and it is less than the maintaining part opening maximum inner diameter.
- 13. a kind of sample analyser, it is characterised in that including the liquid sucking device cleaning machine as described in any in claim 1~12 Structure.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720710068.8U CN207025979U (en) | 2017-06-19 | 2017-06-19 | Liquid sucking device wiper mechanism and sample analyser |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720710068.8U CN207025979U (en) | 2017-06-19 | 2017-06-19 | Liquid sucking device wiper mechanism and sample analyser |
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| CN207025979U true CN207025979U (en) | 2018-02-23 |
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| CN201720710068.8U Active CN207025979U (en) | 2017-06-19 | 2017-06-19 | Liquid sucking device wiper mechanism and sample analyser |
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| CN110873808A (en) * | 2018-08-31 | 2020-03-10 | 希森美康株式会社 | Sample analyzer and sample analyzing method |
| CN110877040A (en) * | 2019-11-20 | 2020-03-13 | 香港大德昌龙生物科技有限公司 | Sample adding needle cleaning equipment, sample adding needle cleaning method and application |
| CN111175529A (en) * | 2020-01-23 | 2020-05-19 | 广州万孚生物技术股份有限公司 | In-vitro diagnosis analyzer, reagent card and mounting structure |
| CN112485061A (en) * | 2020-10-28 | 2021-03-12 | 迈克医疗电子有限公司 | Sampling control method and sampling control device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110873808A (en) * | 2018-08-31 | 2020-03-10 | 希森美康株式会社 | Sample analyzer and sample analyzing method |
| CN109201641A (en) * | 2018-09-20 | 2019-01-15 | 迈克医疗电子有限公司 | Anti-overflow device for cleaning device |
| CN109201641B (en) * | 2018-09-20 | 2024-03-15 | 迈克医疗电子有限公司 | Anti-overflow device for cleaning device |
| CN110877040A (en) * | 2019-11-20 | 2020-03-13 | 香港大德昌龙生物科技有限公司 | Sample adding needle cleaning equipment, sample adding needle cleaning method and application |
| CN110877040B (en) * | 2019-11-20 | 2021-07-20 | 香港大德昌龙生物科技有限公司 | Sampling needle cleaning equipment and method and application of sampling needle cleaning |
| CN111175529A (en) * | 2020-01-23 | 2020-05-19 | 广州万孚生物技术股份有限公司 | In-vitro diagnosis analyzer, reagent card and mounting structure |
| CN112485061A (en) * | 2020-10-28 | 2021-03-12 | 迈克医疗电子有限公司 | Sampling control method and sampling control device |
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