CN201974434U - Automation device for fast cleaning sample needles - Google Patents
Automation device for fast cleaning sample needles Download PDFInfo
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- CN201974434U CN201974434U CN2011200376280U CN201120037628U CN201974434U CN 201974434 U CN201974434 U CN 201974434U CN 2011200376280 U CN2011200376280 U CN 2011200376280U CN 201120037628 U CN201120037628 U CN 201120037628U CN 201974434 U CN201974434 U CN 201974434U
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Abstract
The utility model discloses an automation device for fast cleaning sample needles. The automation device comprises a needle washing pool, a liquid waste container, a cleanout fluid container, a three-way valve, an injection pump, a fast cleaning pump and a sample needle, wherein the liquid waste container is connected with the needle washing pool; a first connector of the three-way valve is connected with the injection pump, a second connector of the three-way valve is connected with the output end of the fast cleaning pump, and the third connector of the three-way valve is connected with the sample needle; and the input end of the fast cleaning pump is connected with the liquid waste container. For the automation device, with the arrangement of a needle washing area, running water cleaning and still water soaking can be combined, thereby ensuring thorough cleaning, and avoiding cross contamination caused by halfway cleaning of the sample needle. The automation device not only improves the detection efficiency on the experimental flux and experimental samples, but also reduces the experimental cost using the consumable mode; in addition, the automated operation is convenient for system integration, and equipment with more automation functions can be formed on the basis of the automated operation.
Description
Technical field
The utility model relates to a kind of critical component of biological chemistry instrument, particularly a kind of automation equipment that is used for sample pin Rapid Cleaning.
Background technology
The filling sample is the steps necessary of Biochemical Research experiment in reaction tube, and this in the past operation all is to use pipettor to finish by hand by the laboratory technician.For avoiding the cross pollution of sample room, get in the liquid process and all will use disposable feed head.Require in the low experiment in the small throughput accuracy rate, manual operations can also meet the demands.Along with the increase of experiment flux and the raising that accuracy rate is required, the traditional-handwork operation is not only tested flux and is not caught up with, and the uncertainty of people's manual manipulation also can be brought error.Under this environment, increasing robotization sample adding device is introduced to the market, meanwhile the problem of feed head also emersion the water surface.
The robotization sample adding device is two schemes to the solution of feed head mostly: the one, adopt the disposable feed head that customizes, this mode need design the device that feed head obtains and abandons, and since feed head batch between error, sealing heterogeneity in the time of may causing application of sample, and then influence the application of sample accuracy rate.This kind scheme has also increased experimental cost when having strengthened robotization sample adding device complexity; The 2nd, adopt and wash needle construction, promptly the robotization sample adding device uses the accurate sample needle of hydrophobic material, when changing application of sample reagent this sample needle is carried out cleaning treatment at every turn.It is quick and thorough that the crucial part of this scheme is that sample needle cleans, and the cleaning device in the equipment though saved cost than first kind of scheme, was washed the pin overlong time and reduced the experiment flux in the past.
The utility model content
The purpose of this utility model is to provide a kind of automation equipment that is used for sample pin Rapid Cleaning, and it can carry out fast, clean completely the sample pin automatically.
The purpose of this utility model is achieved through the following technical solutions: a kind of automation equipment that is used for sample pin Rapid Cleaning, comprise and wash pin pond, waste fluid container, soda liquor container, T-valve, syringe pump, express pump and sample pin, described waste fluid container with wash the pin pond and be connected; First joint of described T-valve is connected with syringe pump, second joint with express delivery side of pump and be connected, the 3rd joint is connected with the sample pin; The described input end that expresses pump is connected with soda liquor container.
In the technique scheme, three joints of described T-valve connect syringe pump respectively, express pump output terminal and sample pin.Wherein syringe pump and sample pin express between pump output terminal and the sample pin and can distinguish conducting.When syringe pump and sample needle guide are logical, can draw and discharge sample; When expressing pump output terminal and sample needle guide when logical, can with soda liquor container that its input end is connected in cleaning fluid be pumped in the sample pin and discharge fast, reach the purpose of cleaning sample pin inwall; The cleaning fluid that part bursts out can be kept in the described pin pond of washing, and is used to clean sample pin outer wall.
Discharge in order to wash the timely carrying-off of cleaning fluid in the pin pond, the described pin pond of washing is provided with and washes pin district and discharge region, and the bottom of described discharge region communicates with waste fluid container.Cleaning fluid is introduced discharge region from washing the pin district, introduces waste fluid container by the discharge opeing connecting pipe.The described pin district of washing can keep in the cleaning fluid that part bursts out, and is used to clean sample pin outer wall, to reach the purpose of thorough cleaning sample pin.The setting of washing the pin district is soaked flowing water flushing and hydrostatic and is combined, guaranteed the thorough of flushing, avoids the sample pin to clean the cross pollution that does not thoroughly cause.
The described pin pond of washing is double-deck nested structure, and the internal layer cover constitutes the described pin district of washing, and outer cover constitutes described discharge region.Double-deck nested structure will wash the pin district and discharge region separates, and cleaning fluid is directly washed the pin district from the internal layer cover and overflowed when washing the pin district and be full of, and flows into outer cover discharge region, and the discharge opeing connecting pipe by the discharge region bottom is discharged in the waste fluid container.
The described pin district of washing is a cylinder type, and described discharge region is the cylindrical structure that interior cover is washed the pin district.Because the sample pin is generally slender structure, being provided with of cylindrical structure can make cleaning fluid enough be full of and wash the pin district, and then the sample pin cleans the position and can be immersed in the cleaning fluid fully.Further, described cylindrical structure internal diameter and the supporting setting of sample pin internal diameter had so both made cleaning sample pin thoroughly be cleaned, and can save cleaning fluid again.
Described soda liquor container is that hydrophobic material constitutes.
Described waste fluid container is that hydrophobic material constitutes.
A kind of another kind of preferred version of automation equipment that is used for sample pin Rapid Cleaning of the utility model is: also comprise the robotization sample adding device, described sample pin and syringe pump are located on the robotization sample adding device.Described robotization sample adding device not only can guide the sample pin to move to automatically and wash top, pin pond, be inserted into and wash pin pond certain position, and can control automatically sample is carried out the suction operation.
Described robotization sample adding device comprises elevating mechanism, rotating mechanism and the suction liquid mechanism that connects successively; Described elevating mechanism comprises first motor, leading screw and clutch, and leading screw is connected with first motor, and clutch is set on the leading screw; Described rotating mechanism comprises second motor, splined shaft, locknut, bearing, connecting link, and described splined shaft is connected with second motor, and locknut is set on the splined shaft, locks together with connecting link, and described locknut is connected by bearing with the clutch of elevating mechanism; Described suction liquid mechanism comprises stream and fixture, and described fixture links to each other with the connecting link of rotating mechanism, and described sample pin is fixed on the fixture of suction liquid mechanism, is connected with described syringe pump by pipeline; Described pipeline and syringe pump connect and compose described stream.
The elevating mechanism of robotization sample adding device and rotating mechanism constitute motion jointly, its collaborative running is accurately located the sample pin that suction liquid mechanism connects, make the sample pin can move to correct position, the operation of draw sample in the tram, discharging sample, cleaning sample hose.
When the sample pin is cleaned, the elevating mechanism machine operation, the rotation of drive leading screw, and then the clutch that is connected with leading screw moves up and down, driving connected rotating mechanism locknut together slides up and down, about the connecting link that is connected with locknut was also synchronous, the fixture and the sample pin on it that drive suction liquid mechanism moved up and down to object height; The machine operation of rotating mechanism drives connected splined shaft and rotates synchronously afterwards, and splined shaft drives locknut, the fixture rotation of its connection again, and then the fixture, the sample pin that drive suction liquid mechanism rotate to and wash top, pin pond; Next can repeat lifting process, make the sample pin be deep into the certain depth of washing the pin pond; This moment, the pump output terminal that expresses in the T-valve led to the sample needle guide, expresses pump the cleaning fluid in the connected soda liquor container is pumped into the sample pin in a large number, carried out the cleaning of sample pin.
A kind of workflow that is used for the automation equipment of sample pin Rapid Cleaning of the utility model is: when T-valve syringe pump and sample needle guide led to, the sample pin was drawn and the emissions object sample; When the sample pin cleans, make the sample pin be deep into the certain depth of washing the pin pond, this moment, the pump that expresses in the T-valve led to the sample needle guide, expressing pump pumps the cleaning fluid in the connected soda liquor container by the sample pin, discharge washing washing in the pin district of pin pond apace, a large amount of cleaning fluids can clean sample pin inwall fast and effectively, and its cleaning fluid that gives off can clean sample pin outer wall washing the accumulation of pin district.After washing the pin district and being cleaned liquid and being full of, cleaning fluid can overflow to be washed the pin district and enters the discharge region of washing outer ring, pin district, and then cleaning fluid enters waste fluid container by discharge region.
The utility model compared with prior art has following advantage and beneficial effect:
(1) automation equipment of the utility model Rapid Cleaning has not only improved the experiment flux, and has reduced the experimental cost that uses the consumptive material mode.
(2) the utility model setting of washing the pin district soaks flowing water flushing and hydrostatic to combine, guaranteed flushing thoroughly, the cross pollution of avoiding the cleaning of sample pin thoroughly not cause.
(3) automation equipment of the utility model Rapid Cleaning has improved the detection efficiency of laboratory sample.
(4) system integration is convenient in the utility model automation mechanized operation, can form the equipment of more automation functions on this utility model basis.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment 1.
Fig. 2 washes the structural representation in pin pond for the utility model embodiment 1
Fig. 3 is the structural representation of the utility model embodiment 2.
Fig. 4 is the structural representation of the robotization sample adding device of the utility model embodiment 2.
The title of each parts correspondence is among the figure:
1-robotization sample adding device; 2-washes the pin pond; The 3-T-valve; The 4-syringe pump; 5-expresses pump; The 6-soda liquor container; The 7-waste fluid container;
21-washes the pin district; The 22-discharge region;
31-first joint; 32-second joint; 33-the 3rd joint;
11-sample pin; The 12-elevating mechanism; The 13-rotating mechanism; 14-suction liquid mechanism;
121-first motor; The 122-leading screw; The 123-clutch; The 13-rotating mechanism; 131-second motor; The 132-splined shaft; The 133-locknut; The 134-bearing; The 135-connecting link; The 142-fixture.
Embodiment
The utility model is described in further detail below in conjunction with embodiment, but embodiment of the present utility model is not limited thereto.
As shown in Figure 1, a kind of automation equipment that is used for sample pin Rapid Cleaning comprises and washes pin pond 2, waste fluid container 7, soda liquor container 6, T-valve 3, syringe pump 4, expresses pump 5 and sample pin 11, described waste fluid container 7 with wash pin pond 2 and be connected; First joint 31 of described T-valve is connected with syringe pump, second joint 32 with express delivery side of pump and be connected, the 3rd joint 33 is connected with the sample pin; The described input end that expresses pump is connected with soda liquor container.
In the present embodiment, three joints of described T-valve connect syringe pump respectively, express pump output terminal and sample pin.Wherein syringe pump and sample pin express between pump output terminal and the sample pin and can distinguish conducting.When syringe pump and sample needle guide are logical, can draw and discharge sample; When expressing pump output terminal and sample needle guide when logical, can with soda liquor container that its input end is connected in cleaning fluid be pumped in the sample pin and discharge fast, reach the purpose of cleaning sample pin inwall; The cleaning fluid that part bursts out can be kept in the described pin pond of washing, and is used to clean sample pin outer wall.
As shown in Figure 2, discharge in order to wash the timely carrying-off of cleaning fluid in the pin pond, the described pin pond of washing is provided with in the specific implementation and washes pin district 21 and discharge region 22, and the bottom of described discharge region communicates with waste fluid container.Cleaning fluid is introduced discharge region from washing the pin district, introduces waste fluid container by the discharge opeing connecting pipe.The described pin district of washing can keep in the cleaning fluid that part bursts out, and is used to clean sample pin outer wall, to reach the purpose of thorough cleaning sample pin.The setting of washing the pin district is soaked flowing water flushing and hydrostatic and is combined, guaranteed the thorough of flushing, avoids the sample pin to clean the cross pollution that does not thoroughly cause.
Further, in the specific implementation, double-deck nested structure is arranged in the described pin pond of washing, the internal layer cover constitutes the described pin district 21 of washing, and outer cover constitutes described discharge region 21.Double-deck nested structure will wash the pin district and discharge region separates, and cleaning fluid is directly washed the pin district from the internal layer cover and overflowed when washing the pin district and be full of, and flows into outer cover discharge region, and the discharge opeing connecting pipe by the discharge region bottom is discharged in the waste fluid container.
Further, in the specific implementation, the described pin district of washing is set to cylinder type, and cover was washed the cylindrical structure in pin district in described discharge region was set to.Because the sample pin is generally slender structure, being provided with of cylindrical structure can make cleaning fluid enough be full of and wash the pin district, and then the sample pin cleans the position and can be immersed in the cleaning fluid fully.Describedly wash pin district cylindrical structure internal diameter and the supporting setting of sample pin internal diameter, so both made and cleaned the sample pin and thoroughly be cleaned, can save cleaning fluid again.
In the present embodiment, described soda liquor container is that hydrophobic material constitutes.
In the present embodiment, described waste fluid container is that hydrophobic material constitutes.
The workflow of present embodiment is: when syringe pump and sample needle guide were logical in the T-valve, the sample pin was drawn and the emissions object sample; When the sample pin cleans, make the sample pin be deep into the certain depth of washing the pin pond, this moment, the pump that expresses in the T-valve led to the sample needle guide, expressing pump pumps the cleaning fluid in the connected soda liquor container by the sample pin, discharge washing washing in the pin district of pin pond apace, a large amount of cleaning fluids can clean sample pin inwall fast and effectively, and its cleaning fluid that gives off can clean sample pin outer wall washing the accumulation of pin district.After washing the pin district and being cleaned liquid and being full of, cleaning fluid can overflow to be washed the pin district and enters the discharge region of washing outer ring, pin district, and then cleaning fluid enters waste fluid container by discharge region.
Present embodiment and embodiment 1 structure are basic identical, and its difference only is: also comprise robotization sample adding device 1, described sample pin 11 and syringe pump 4 are located on the robotization sample adding device 1.Robotization sample adding device 1 not only can guide the sample pin to move to automatically and wash 2 tops, pin pond, is inserted into the certain depth position of washing pin pond 2, and can control automatically sample is carried out the operation of suction liquid.
Described robotization sample adding device comprises elevating mechanism 12, rotating mechanism 13 and the suction liquid mechanism 14 that connects successively; Described elevating mechanism 12 comprises first motor 121, leading screw 122 and clutch 123, and leading screw is connected with first motor, and clutch is set on the leading screw; Described rotating mechanism 13 comprises second motor 131, splined shaft 132, locknut 133, bearing 134, connecting link 135, described splined shaft is connected with second motor, locknut is set on the splined shaft, locks together with connecting link, and described locknut is connected by bearing with the clutch of elevating mechanism; Described suction liquid mechanism comprises stream and fixture 142, and described fixture links to each other with the connecting link of rotating mechanism, and described sample pin is fixed on the fixture of suction liquid mechanism, and is connected with described syringe pump 4 by pipeline; Described pipeline and described syringe pump 4 connect and compose the stream of described suction liquid mechanism.
The elevating mechanism of robotization sample adding device and rotating mechanism constitute motion jointly, its collaborative running is accurately located the sample pin that suction liquid mechanism connects, make the sample pin can move to correct position, the operation of draw sample in the tram, discharging sample, cleaning sample hose.
When the sample pin is cleaned, the elevating mechanism machine operation, the rotation of drive leading screw, and then the clutch that is connected with leading screw moves up and down, driving connected rotating mechanism locknut together slides up and down, about the connecting link that is connected with locknut was also synchronous, the fixture and the sample pin on it that drive suction liquid mechanism moved up and down to object height; The machine operation of rotating mechanism drives connected splined shaft and rotates synchronously afterwards, and splined shaft drives locknut, the fixture rotation of its connection again, and then the fixture, the sample pin that drive suction liquid mechanism rotate to and wash top, pin pond; Next can repeat lifting process, make the sample pin be deep into the certain depth of washing the pin pond; This moment, the pump output terminal that expresses in the T-valve led to the sample needle guide, expresses pump the cleaning fluid in the connected soda liquor container is pumped into the sample pin in a large number, carried out the cleaning of sample pin.
As mentioned above, just can well realize the utility model.
Claims (8)
1. automation equipment that is used for sample pin Rapid Cleaning, comprise wash pin pond (2), with wash the waste fluid container (7) that the pin pond is connected, it is characterized in that: also comprise soda liquor container (6), T-valve (3), syringe pump (4), express pump (5) and sample pin (11); First joint (31) of described T-valve is connected with syringe pump, second joint (32) with express delivery side of pump and be connected, the 3rd joint (33) is connected with the sample pin; The described input end that expresses pump (5) is connected with soda liquor container (6).
2. a kind of automation equipment that is used for sample pin Rapid Cleaning according to claim 1 is characterized in that: the described pin pond of washing comprises and washes pin district (21) and discharge region (22) that the bottom of described discharge region communicates with waste fluid container.
3. a kind of automation equipment that is used for sample pin Rapid Cleaning according to claim 2 is characterized in that: the described pin pond of washing is double-deck nested structure, and the internal layer cover constitutes the described pin district of washing, and outer cover constitutes described discharge region.
4. a kind of automation equipment that is used for sample pin Rapid Cleaning according to claim 3 is characterized in that: the described pin district of washing is a cylinder type, and described discharge region is the cylindrical structure that interior cover is washed the pin district.
5. a kind of automation equipment that is used for sample pin Rapid Cleaning according to claim 1 is characterized in that: described soda liquor container is that hydrophobic material constitutes.
6. a kind of automation equipment that is used for sample pin Rapid Cleaning according to claim 1 is characterized in that: described waste fluid container is that hydrophobic material constitutes.
7. a kind of automation equipment that is used for sample pin Rapid Cleaning according to claim 1 is characterized in that: also comprise robotization sample adding device (1), described sample pin (11) and syringe pump (4) are located on the robotization sample adding device.
8. a kind of automation equipment that is used for sample pin Rapid Cleaning according to claim 7 is characterized in that: described robotization sample adding device (1) comprises elevating mechanism (12), rotating mechanism (13) and the suction liquid mechanism (14) that connects successively; Described elevating mechanism (12) comprises first motor (121), leading screw (122) and clutch (123), and leading screw is connected with first motor, and clutch is set on the leading screw; Described rotating mechanism (13) comprises second motor (131), splined shaft (132), locknut (133), bearing (134), connecting link (135), described splined shaft is connected with second motor, locknut is set on the splined shaft, locks together with connecting link, and described locknut is connected by bearing with the clutch of elevating mechanism; Described suction liquid mechanism comprises stream and fixture (142), and described fixture links to each other with the connecting link of rotating mechanism, and described sample pin is fixed on the fixture of suction liquid mechanism, and is connected with described syringe pump by pipeline; Described pipeline and described syringe pump connect and compose the stream of described suction liquid mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200376280U CN201974434U (en) | 2011-02-14 | 2011-02-14 | Automation device for fast cleaning sample needles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200376280U CN201974434U (en) | 2011-02-14 | 2011-02-14 | Automation device for fast cleaning sample needles |
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| CN201974434U true CN201974434U (en) | 2011-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011200376280U Expired - Lifetime CN201974434U (en) | 2011-02-14 | 2011-02-14 | Automation device for fast cleaning sample needles |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103861850A (en) * | 2014-03-06 | 2014-06-18 | 深圳理邦实验生物电子有限公司 | Washing and method device for sample needle |
| CN105457951A (en) * | 2015-12-30 | 2016-04-06 | 聚光科技(杭州)股份有限公司 | Cleaning device and method |
| CN109201637A (en) * | 2012-05-15 | 2019-01-15 | 株式会社岛津制作所 | Needle wiper mechanism |
| CN110361553A (en) * | 2019-07-22 | 2019-10-22 | 迈克医疗电子有限公司 | A kind of full-automatic sample analyser and its wash needle method |
| CN111530854A (en) * | 2014-10-16 | 2020-08-14 | 北京普利生仪器有限公司 | Sampling needle cleaning system and sampling needle cleaning method |
| CN114368722A (en) * | 2022-01-18 | 2022-04-19 | 广州科方生物技术股份有限公司 | Pipeline rapid emptying system and filling method |
-
2011
- 2011-02-14 CN CN2011200376280U patent/CN201974434U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109201637A (en) * | 2012-05-15 | 2019-01-15 | 株式会社岛津制作所 | Needle wiper mechanism |
| CN103861850A (en) * | 2014-03-06 | 2014-06-18 | 深圳理邦实验生物电子有限公司 | Washing and method device for sample needle |
| CN103861850B (en) * | 2014-03-06 | 2015-12-30 | 深圳理邦实验生物电子有限公司 | A kind of cleaning device of specimen needle and method |
| CN111530854A (en) * | 2014-10-16 | 2020-08-14 | 北京普利生仪器有限公司 | Sampling needle cleaning system and sampling needle cleaning method |
| CN111530854B (en) * | 2014-10-16 | 2021-09-28 | 北京普利生仪器有限公司 | Sampling needle cleaning system and sampling needle cleaning method |
| CN105457951A (en) * | 2015-12-30 | 2016-04-06 | 聚光科技(杭州)股份有限公司 | Cleaning device and method |
| CN110361553A (en) * | 2019-07-22 | 2019-10-22 | 迈克医疗电子有限公司 | A kind of full-automatic sample analyser and its wash needle method |
| CN114368722A (en) * | 2022-01-18 | 2022-04-19 | 广州科方生物技术股份有限公司 | Pipeline rapid emptying system and filling method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: SICHUAN MAKER BIOMEDICAL ELECTRONIC CO., LTD. Assignor: Sichuan Maker Biological Science and Technology Co., Ltd. Contract record no.: 2014510000174 Denomination of utility model: Automation device for fast cleaning sample needles Granted publication date: 20110914 License type: Common License Record date: 20141112 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110914 |
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| CX01 | Expiry of patent term |