CN105067826A - Sample needle cleaning apparatus, sample needle cleaning method, and sample analyzer - Google Patents
Sample needle cleaning apparatus, sample needle cleaning method, and sample analyzer Download PDFInfo
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- CN105067826A CN105067826A CN201510437315.7A CN201510437315A CN105067826A CN 105067826 A CN105067826 A CN 105067826A CN 201510437315 A CN201510437315 A CN 201510437315A CN 105067826 A CN105067826 A CN 105067826A
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Abstract
The present invention discloses a sample needle cleaning apparatus, a sample needle cleaning method and a sample analyzer. The sample needle cleaning apparatus comprises: a cleaning base; an ultrasonic wave transducer fixedly connected with the cleaning base; a cleaning outer shell fixedly connected with the cleaning base, wherein the top end of the cleaning outer shell is provided with an inserting port; and a cleaning inner shell arranged inside the cleaning outer shell and having an inner cleaning pool, wherein the opening of the inner cleaning pool is opposite to the inserting port, a gap is arranged from the top end of the cleaning inner shell to the top end of the cleaning outer shell, an outer cleaning pool is formed between the cleaning inner shell and the cleaning outer shell, the cleaning outer shell is provided with a water discharge port communicated with the outer cleaning pool, the side plate of the cleaning inner shell, the side plate of the cleaning outer shell and the ultrasonic wave transducer sequentially bear against each other, and the top end and the bottom end of the inner cleaning pool are respectively positioned on both sides of the axis line of the ultrasonic wave transducer. With the sample needle cleaning apparatus of the present invention, the action area of the ultrasonic wave transducer can be increased at a maximum so as to enhance the ultrasonic cavitation effect, shorten the sample needle cleaning time, and improve the cleaning efficiency of the sample needle.
Description
Technical field
The present invention relates to chemiluminescence immunoassay detection technique field, more particularly, relate to a kind of specimen needle cleaning device, specimen needle cleaning method, sample analyser.
Background technology
Diagnostic field in vitro, chemical luminous immune detection method application is comparatively extensive.In chemiluminescence immunoassay testing process, need specimen needle to draw sample in test tube or sample tube, then sample is joined in reaction cup.In order to avoid sample cross contamination, do cleaning treatment at sampling, application of sample after terminating to specimen needle, specimen needle is once sampling, application of sample action on just doing after cleaning completes.
At present, the cleaning method of specimen needle is sprayed in specimen needle by cleaning fluid, cleans the inside surface of specimen needle, meanwhile, in the cleaning fluid of specimen needle ejection, enters service sink, the outer wall of the cleaning fluid cleaning specimen needle in service sink.Usually ultrasonic transducer is set in the bottom of service sink, utilizes hyperacoustic cavitation to improve cleaning efficiency.
Because ultrasonic transducer is positioned at the bottom of service sink, then ultrasonication face is less, and cause ultrasonic cavitation effect poor, the cleaning efficiency of specimen needle is lower.
In addition, during specimen needle cleaning, require that specimen needle has certain distance at the bottom of the pond of service sink, then ultrasonic transducer distance specimen needle is distant, and also cause ultrasonic cavitation effect poor, the cleaning efficiency of specimen needle is lower.
In sum, how cleaning specimen needle, to improve the cleaning efficiency of specimen needle, is current those skilled in the art's problem demanding prompt solution.
Summary of the invention
In view of this, the object of this invention is to provide a kind of specimen needle cleaning device, to improve the cleaning efficiency of specimen needle.Another object of the present invention is to provide a kind of specimen needle cleaning method based on above-mentioned specimen needle cleaning device.Another object of the present invention is to provide a kind of sample analyser with above-mentioned specimen needle cleaning device.
In order to achieve the above object, the invention provides following technical scheme:
A kind of specimen needle cleaning device, comprising:
Cleaning pedestal;
The ultrasonic transducer be fixedly linked with described cleaning pedestal;
The cleaning shell be fixedly linked with described cleaning pedestal, the top of described cleaning shell is provided with insert port;
Be located at the cleaning inner casing of described cleaning enclosure, described cleaning inner casing has interior service sink, and the opening of described interior service sink is relative with described insert port;
Wherein, the top of described cleaning inner casing has gap apart from the top of described cleaning shell and forms outer service sink between described cleaning inner casing and described cleaning shell, and described cleaning shell is provided with the freeing port be communicated with described outer service sink;
The side plate of described cleaning inner casing, the side plate of described cleaning shell and described ultrasonic transducer abut successively, and the top of described interior service sink and bottom lay respectively at the axis both sides of described ultrasonic transducer.
Preferably, the bottom of described interior service sink is greater than 3mm apart from the distance of the axis of described ultrasonic transducer.
Preferably, the bore of described interior service sink is 4-6mm, and the degree of depth of described interior service sink is 20-30mm.
Preferably, the ultrasonic frequency of described ultrasonic transducer is 20-40kHz.
Preferably, described ultrasonic transducer is fixed on the inside of described cleaning pedestal, and the emitting facet of described ultrasonic transducer is concordant with the end face of described cleaning pedestal.
Preferably, described ultrasonic transducer is threaded connection part and described cleaning pedestal is fixedly linked; Described cleaning shell is fixedly linked by described ultrasonic transducer and described cleaning pedestal, and described cleaning shell is threaded connection part is fixed on described ultrasonic transducer.
Preferably, above-mentioned specimen needle cleaning device also comprises: the joint being located at described freeing port place, and described freeing port is positioned at the bottom of described cleaning shell.
Preferably, above-mentioned specimen needle cleaning device also comprises: the water aspirator being positioned at described cleaning housing top end, and described water aspirator is positioned at the side of described insert port.
Preferably, described water aspirator is threaded connection part and is fixed on described cleaning pedestal, and described cleaning inner casing is threaded connection part and is fixed in described cleaning shell.
The using method of specimen needle cleaning device provided by the invention is: by service sink in the insert port of specimen needle self-cleaning shell insertion cleaning inner casing, cleaning fluid is imported in specimen needle, cleaning fluid overflows from interior service sink and flows in outer service sink, and the freeing port of last cleaning fluid self-cleaning shell flows out; Cleaning fluid stops importing cleaning fluid after cleaning a period of time, start ultrasonic transducer, make the cleaning fluid cavitation in interior service sink and outer service sink, ultrasonic transducer is out of service after running a period of time, again import cleaning fluid to clean, import cleaning fluid and start ultrasonic transducer interval and carry out, till specimen needle reaches cleaning requirement.
Specimen needle cleaning device provided by the invention, the side plate of cleaning inner casing, the side plate of cleaning shell and ultrasonic transducer abut successively, then ultrasonic transducer is positioned at the side of cleaning inner casing, namely the side of service sink is positioned at, then can increase the active area of ultrasonic transducer to greatest extent, thus enhancing ultrasonic cavitation, shorten the scavenging period of specimen needle, improve the cleaning efficiency of specimen needle.
Simultaneously, specimen needle cleaning device provided by the invention, ultrasonic transducer is positioned at the side of service sink, and the top of interior service sink and bottom lay respectively at the axis both sides of ultrasonic transducer, then can reduce the distance of ultrasonic transducer and specimen needle, thus enhancing cavitation, shorten the scavenging period of specimen needle, improve the cleaning efficiency of specimen needle.
Based on the above-mentioned specimen needle cleaning device provided, present invention also offers a kind of specimen needle cleaning method, this specimen needle cleaning method adopts the above-mentioned specimen needle cleaning device cleaning specimen needle provided, and this specimen needle cleaning method comprises step:
1) described specimen needle is inserted in described interior service sink, in described specimen needle, import cleaning fluid, clean the inner and outer wall of described specimen needle;
2) import cleaning fluid after the first Preset Time, stop importing cleaning fluid, and start described ultrasonic transducer, make the cleaning fluid cavitation in described outer service sink and described interior service sink;
3), after described ultrasonic transducer runs the second Preset Time, close described ultrasonic transducer and import cleaning fluid in described specimen needle;
4) import cleaning fluid after the 3rd Preset Time, stop importing cleaning fluid, complete the cleaning of described specimen needle.
Preferably, described step 4) in, also comprise step after stopping importing cleaning fluid:
5) start described ultrasonic transducer, described ultrasonic transducer cuts out described ultrasonic transducer and import cleaning fluid in described specimen needle after running the 4th Preset Time;
6) import cleaning fluid after the 5th Preset Time, stop importing cleaning fluid, namely complete the cleaning of described specimen needle.
Preferably, described sample cleaning device also comprises: the water aspirator being positioned at described cleaning housing top end, and described water aspirator is positioned at the side of described insert port;
Described step 6) in, also comprise step after stopping importing cleaning fluid: described specimen needle is moved to described water aspirator, starts described water aspirator, described water aspirator is closed described water aspirator, is namely completed the cleaning of described specimen needle after running the 6th Preset Time.
Based on the above-mentioned specimen needle cleaning device provided, present invention also offers a kind of sample analyser, this sample analyser comprises: for cleaning the cleaning device of specimen needle, and described cleaning device is the specimen needle cleaning device described in above-mentioned any one.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
The structural representation of the specimen needle cleaning device that Fig. 1 provides for the embodiment of the present invention;
The exploded perspective view of the specimen needle cleaning device that Fig. 2 provides for the embodiment of the present invention;
The front view of the specimen needle cleaning device that Fig. 3 provides for the embodiment of the present invention;
Fig. 4 is that the A-A of Fig. 3 is to cut-open view;
The cleaning performance comparison diagram of the specimen needle cleaning method that Fig. 5 provides for the embodiment of the present invention and available sample pin cleaning method.
In upper Fig. 1-Fig. 4:
1 for cleaning pedestal, 2 be ultrasonic transducer, 3 for joint, 4 for cleaning shell, 41 for outer cover body, 42 for top board, 43 for insert port, 44 for outer service sink, 5 for water aspirator, 6 for specimen needle, 7 for cleaning inner casing, 71 be interior service sink.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As Figure 1-4, the specimen needle cleaning device that the embodiment of the present invention provides, comprising: cleaning pedestal 1, ultrasonic transducer 2, cleaning shell 4 and cleaning inner casing 7.Wherein, ultrasonic transducer 2 is fixedly linked with cleaning pedestal 1; Cleaning shell 4 is fixedly linked with cleaning pedestal 1, and the top of cleaning shell 4 is provided with insert port 43; Cleaning inner casing 7 is located at the inside of cleaning shell 4, and cleaning inner casing 7 has interior service sink 71, and the opening of interior service sink 71 is relative with insert port 43; The top of cleaning inner casing 7 has gap apart from the top cleaning shell 4 and forms outer service sink 44 between cleaning inner casing 7 and cleaning shell 4, and cleaning shell 4 is also provided with the freeing port be communicated with outer service sink 44; The side plate of cleaning inner casing 7, the side plate of cleaning shell 4 and ultrasonic transducer 2 abut successively, and the top of interior service sink 71 and bottom lay respectively at the axis both sides of ultrasonic transducer 2.
Be understandable that, insert port 43 is for inserting in interior service sink 71 for specimen needle 6.The side plate of cleaning inner casing 7, the side plate of cleaning shell 4 and ultrasonic transducer 2 abut successively, refer to that the side plate of cleaning inner casing 7 abuts with the side plate of cleaning shell 4, and the part that the side plate of cleaning shell 4 abuts with cleaning inner casing 7 abuts with ultrasonic transducer 2 simultaneously.Have multiple side plate to clean shell 4, the side plate of cleaning inner casing 7 and ultrasonic transducer 2 abut with the same side plate of cleaning shell 4.
The using method of the specimen needle cleaning device that the embodiment of the present invention provides is: the insert port 43 of specimen needle 6 self-cleaning shell 4 to be inserted in cleaning inner casing 7 in service sink 71, cleaning fluid is imported in specimen needle 6, cleaning fluid overflows from interior service sink 71 and flows in outer service sink 44, and the freeing port of last cleaning fluid self-cleaning shell 4 flows out; Cleaning fluid stops importing cleaning fluid after cleaning a period of time, start ultrasonic transducer 2, make the cleaning fluid cavitation in interior service sink 71 and outer service sink 44, ultrasonic transducer 2 is out of service after running a period of time, again import cleaning fluid to clean, import cleaning fluid and start ultrasonic transducer 2 and hocket, till specimen needle 6 reaches cleaning requirement.
Above-mentioned specimen needle cleaning device, by arranging cleaning inner casing 7 in cleaning shell 4, cleaning inner casing 7 has interior service sink 71, and cleaning inner casing 7 and cleaning shell 4 form outer service sink 44, utilizes the ultrasonic cavitation effect of ultrasonic transducer 2 to realize cleaning the inside and outside wall of specimen needle 6.
The specimen needle cleaning device that the embodiment of the present invention provides, the side plate of cleaning inner casing 7, the side plate of cleaning shell 4 and ultrasonic transducer 2 abut successively, then ultrasonic transducer 2 is positioned at the side of cleaning inner casing 7, namely the side of service sink 71 is positioned at, then can increase the active area of ultrasonic transducer 2 to greatest extent, thus enhancing ultrasonic cavitation, shorten the scavenging period of specimen needle 6, improve the cleaning efficiency of specimen needle 6.
Simultaneously, the specimen needle cleaning device that the embodiment of the present invention provides, ultrasonic transducer 2 is positioned at the side of service sink 71, and the top of interior service sink 71 and bottom lay respectively at the axis both sides of ultrasonic transducer 2, then can reduce the distance of ultrasonic transducer 2 and specimen needle 6, thus strengthen ultrasonic cavitation effect, shorten the scavenging period of specimen needle 6, improve the cleaning efficiency of specimen needle 6.
It should be noted that, nearer apart from ultrasonic transducer 2, ultrasonic cavitation effect is stronger; Axis apart from ultrasonic transducer 2 is nearer, and ultrasonic cavitation effect is stronger.
Usual specimen needle 6 more easily speckles with sample liquid from one section of its needle point upwards 4-6mm, and in prioritizing selection, the bottom of service sink 71 is greater than 3mm apart from the distance of the axis of ultrasonic transducer 2.Like this, the needle point of specimen needle 6 can be made to exceed the axis 2-3mm of ultrasonic transducer 2, effectively improve cleaning efficiency.
Preferably, in above-mentioned specimen needle cleaning device, the bore of interior service sink 71 is 4-6mm, and the degree of depth of interior service sink 71 is 20-30mm.Be understandable that, the open cross-section of interior service sink 71 is circular.Certainly, the bore of interior service sink 71 and the degree of depth also can be selected to be other values, to be not limited to above-mentioned scope, the open cross-section of interior service sink 71 also can be selected for square etc., as long as specimen needle 6 can be cleaned.
Hyperacoustic frequency is lower, and ultrasound wave is easier produces cavitation in a liquid.Preferably, in above-mentioned specimen needle cleaning device, the ultrasonic frequency of ultrasonic transducer 2 is 20-40kHz.Certainly, also can select the ultrasonic transducer 2 of other ultrasonic frequencies, be not limited to above-described embodiment.
Conveniently install, prioritizing selection ultrasonic transducer 2 is fixed on the inside of cleaning pedestal 1, and the emitting facet of ultrasonic transducer 2 is concordant with the end face of cleaning pedestal 1.Like this, side plate and the ultrasonic transducer 2 of being more convenient to realization cleaning shell 4 abut.Certainly, also can select in ultrasonic transducer 2, to be sunken to cleaning pedestal 1, now require that cleaning shell 4 has protuberance, in this protuberance, stretch in cleaning pedestal 1, thus realize abutting with ultrasonic transducer 2.
Preferably, in above-mentioned specimen needle cleaning device, ultrasonic transducer 2 is threaded connection part and is fixedly linked with cleaning pedestal 1.Like this, installation and the replacing of ultrasonic transducer 2 is facilitated.Further, ultrasonic transducer 2 is fixed in cleaning pedestal 1 by jackscrew.Particularly, the number of jackscrew is two, four or other values.
Conveniently fixing cleaning shell 4, prioritizing selection cleaning shell 4 is fixedly linked by ultrasonic transducer 2 and cleaning pedestal 1.Conveniently mount and dismount, prioritizing selection cleaning shell 4 is threaded connection part and is fixed on ultrasonic transducer 2.Further, clean shell 4 and be fixed on ultrasonic transducer 2 by hex screw.The number of hex screw can be two, four or other values.Certainly, also can adopt other mode mounting ultrasonic transducers 2 and cleaning shell 4, be not limited to above-described embodiment, such as welding or clamping etc.
Preferably, above-mentioned specimen needle cleaning device also comprises: the joint 3 being located at freeing port place, and freeing port is positioned at the bottom of cleaning shell 4.Like this, facilitate draining, also facilitate drainpipe and be communicated with outer service sink 44.Further, joint 3 and freeing port threaded engagement, install to facilitate and change.
Remaining cleaning fluid in specimen needle 6, above-mentioned specimen needle cleaning device also comprises: the water aspirator 5 being positioned at cleaning shell 4 top, and water aspirator 5 is positioned at the side of insert port 43.Like this, absorb cleaning fluid residual in specimen needle 6 by water aspirator 5, meet cleaning requirement.Certainly, other modes also can be selected to remove cleaning fluid residual in specimen needle 6, be not limited to aforesaid way.
It should be noted that, water aspirator 5 is conventional device, and water aspirator 5 utilizes negative pressure to realize absorbing water.Concrete, water aspirator 5 is provided with the import of inserting for specimen needle 6.
Conveniently install, prioritizing selection water aspirator 5 is fixed on cleaning pedestal 1.Certainly, also can select water aspirator 5 to be fixed on cleaning shell 4, be not limited to above-described embodiment.
Preferably, in above-mentioned specimen needle cleaning device, water aspirator 5 is threaded connection part and is fixed on cleaning pedestal 1.Like this, facilitate installation and removal, also facilitate maintenance simultaneously and change.Further, water aspirator 5 is fixed on cleaning pedestal 1 by hex screw.The number of hex screw can be two, four or other values.Certainly, also realize connecting by other syndetons, be not limited to above-described embodiment.
Conveniently clean the installation of inner casing 7, in above-mentioned specimen needle cleaning device, cleaning shell 4 comprises: outer cover body 41, and the top board 42 be connected with described outer cover body 41 top.Wherein, insert port 43 is located on top board 42.Conveniently install, prioritizing selection top board 42 and outer cover body 41 are removably fixedly linked.
Based on the specimen needle cleaning device that above-described embodiment provides, the embodiment of the present invention additionally provides a kind of specimen needle cleaning method, and this specimen needle cleaning method adopts above-mentioned specimen needle cleaning device to clean specimen needle, and this specimen needle cleaning method comprises step:
S01: specimen needle 6 is inserted in interior service sink 71, import cleaning fluid in specimen needle 6, the inner and outer wall of cleaning specimen needle 6:
For the type of cleaning fluid, select according to actual needs, the embodiment of the present invention does not limit this.When importing cleaning fluid, cleaning fluid has certain flow velocity, and the flow velocity for cleaning fluid needs to set according to reality cleaning.
S02: import cleaning fluid after the first Preset Time, stops importing cleaning fluid, and starts ultrasonic transducer 2, make the cleaning fluid cavitation in outer service sink 44 and interior service sink 71:
In order to improve ultrasonic cavitation effect, in ultrasonic transducer 2 operational process, stop importing cleaning fluid.For the numerical value of the first Preset Time, set according to actual conditions, the embodiment of the present invention does not limit this.
S03: after ultrasonic transducer 2 runs the second Preset Time, closes ultrasonic transducer 2 and import cleaning fluid in specimen needle 6:
Again import cleaning fluid, further cleaning specimen needle 6, to reach cleaning requirement.For the numerical value of the second Preset Time, set according to actual conditions, the embodiment of the present invention does not limit this.
S04: import cleaning fluid after the 3rd Preset Time, stops importing cleaning fluid, completes the cleaning of specimen needle 6:
3rd Preset Time can be identical with the first Preset Time, also can be different from the first Preset Time, and for the numerical value of the first Preset Time, set according to actual conditions, the embodiment of the present invention does not limit this.
The specimen needle cleaning method that the embodiment of the present invention provides, owing to adding ultrasonic cavitation effect, enhances the cleaning performance of cleaning fluid, effectively shortens the scavenging period of specimen needle 6, thus effectively improve the cleaning efficiency of specimen needle 6; Meanwhile, in the process of ultrasonic cavitation effect, stop importing cleaning fluid in specimen needle 6, effectively improve ultrasonic cavitation effect, further increase the cleaning efficiency of specimen needle 6.
Through overtesting, the specimen needle cleaning method that above-described embodiment provides, comparatively available sample pin cleaning method is compared, and effectively improves cleaning performance, thus improves cleaning efficiency, specifically refers to accompanying drawing 5.In Fig. 5, horizontal ordinate represents the sequence number often organized, concrete, and horizontal ordinate 1 represents first group, and horizontal ordinate 2 represents second group, and horizontal ordinate 3 represents the 3rd group, and horizontal ordinate 4 represents the 4th group; Horizontal ordinate 5 represents the 5th group, and ordinate represents residual contamination rate, and unit is ppm.Often in group, have two identical specimen needle, the specimen needle cleaning method adopting above-described embodiment to provide respectively, available sample pin cleaning method clean, and cleaning performance as shown in Figure 5.
For the specimen needle 6 that cleaning requirement is higher, again can start ultrasonic transducer 2 and again in specimen needle 6, import cleaning fluid, for starting the number of times of ultrasonic transducer 2 and importing the number of times of cleaning fluid, can design according to the actual requirements, as long as ensureing to start ultrasonic transducer 2 and import cleaning fluid hockets.
Preferably, the specimen needle cleaning method that above-described embodiment provides, in step S04, also comprises step after stopping importing cleaning fluid:
S05: start ultrasonic transducer 2, after ultrasonic transducer 2 runs the 4th Preset Time, closes ultrasonic transducer 2 and import cleaning fluid in specimen needle 6;
S06: import cleaning fluid after the 5th Preset Time, stops importing cleaning fluid, namely completes the cleaning of specimen needle 6.
It should be noted that, for the 4th Preset Time and the 5th Preset Time, set according to actual needs, the embodiment of the present invention does not limit this.Further, in above-mentioned specimen needle cleaning method, sample cleaning device also comprises: the water aspirator 5 being positioned at cleaning shell 4 top, and water aspirator 5 is positioned at the side of insert port 43;
In step S06, also comprise step after stopping importing cleaning fluid: specimen needle 6 is moved to water aspirator 5, start water aspirator 5, after water aspirator 5 runs the 6th Preset Time, close water aspirator 5, namely complete the cleaning of specimen needle 6.
Above-mentioned specimen needle cleaning method, absorbs cleaning fluid residual in specimen needle 6 by water aspirator 5, reaches the object of cleaning further.The concrete numerical value of the 6th Preset Time, set according to actual needs, the embodiment of the present invention does not limit this.
Based on the specimen needle cleaning device that above-described embodiment provides, the embodiment of the present invention additionally provides a kind of sample analyser, and this sample analyser comprises: for cleaning the cleaning device of specimen needle, and this cleaning device is the specimen needle cleaning device described in above-described embodiment.
The specimen needle cleaning device provided due to above-described embodiment has above-mentioned technique effect, the sample analyser that the embodiment of the present invention provides has above-mentioned specimen needle cleaning device, the sample analyser that then embodiment of the present invention provides has corresponding technique effect, repeats no more herein.
Preferably, above-mentioned sample analyser is coagulo meter.Certainly, also can be other equipment, such as biochemical instruments, blood rheological instrument etc.
To the above-mentioned explanation of the disclosed embodiments, those skilled in the art are realized or uses the present invention.To be apparent for a person skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (13)
1. a specimen needle cleaning device, is characterized in that, comprising:
Cleaning pedestal;
The ultrasonic transducer be fixedly linked with described cleaning pedestal;
The cleaning shell be fixedly linked with described cleaning pedestal, the top of described cleaning shell is provided with insert port;
Be located at the cleaning inner casing of described cleaning enclosure, described cleaning inner casing has interior service sink, and the opening of described interior service sink is relative with described insert port;
Wherein, the top of described cleaning inner casing has gap apart from the top of described cleaning shell and forms outer service sink between described cleaning inner casing and described cleaning shell, and described cleaning shell is provided with the freeing port be communicated with described outer service sink;
The side plate of described cleaning inner casing, the side plate of described cleaning shell and described ultrasonic transducer abut successively, and the top of described interior service sink and bottom lay respectively at the axis both sides of described ultrasonic transducer.
2. specimen needle cleaning device according to claim 1, is characterized in that, the bottom of described interior service sink is greater than 3mm apart from the distance of the axis of described ultrasonic transducer.
3. specimen needle cleaning device according to claim 1, is characterized in that, the bore of described interior service sink is 4-6mm, and the degree of depth of described interior service sink is 20-30mm.
4. specimen needle cleaning device according to claim 1, is characterized in that, the ultrasonic frequency of described ultrasonic transducer is 20-40kHz.
5. specimen needle cleaning device according to claim 1, is characterized in that, described ultrasonic transducer is fixed on the inside of described cleaning pedestal, and the emitting facet of described ultrasonic transducer is concordant with the end face of described cleaning pedestal.
6. specimen needle cleaning device according to claim 5, is characterized in that, described ultrasonic transducer is threaded connection part and described cleaning pedestal is fixedly linked; Described cleaning shell is fixedly linked by described ultrasonic transducer and described cleaning pedestal, and described cleaning shell is threaded connection part is fixed on described ultrasonic transducer.
7. specimen needle cleaning device according to claim 1, is characterized in that, also comprise: the joint being located at described freeing port place, and described freeing port is positioned at the bottom of described cleaning shell.
8. according to the specimen needle cleaning device in claim 1-7 described in any one, it is characterized in that, also comprise: the water aspirator being positioned at described cleaning housing top end, and described water aspirator is positioned at the side of described insert port.
9. specimen needle cleaning device according to claim 8, is characterized in that, described water aspirator is threaded connection part and is fixed on described cleaning pedestal, and described cleaning inner casing is threaded connection part and is fixed in described cleaning shell.
10. a specimen needle cleaning method, is characterized in that, adopt as specimen needle cleaning device cleaning specimen needle as described in any one in claim 1-9, described specimen needle cleaning method comprises step:
1) described specimen needle is inserted in described interior service sink, in described specimen needle, import cleaning fluid, clean the inner and outer wall of described specimen needle;
2) import cleaning fluid after the first Preset Time, stop importing cleaning fluid, and start described ultrasonic transducer, make the cleaning fluid cavitation in described outer service sink and described interior service sink;
3), after described ultrasonic transducer runs the second Preset Time, close described ultrasonic transducer and import cleaning fluid in described specimen needle;
4) import cleaning fluid after the 3rd Preset Time, stop importing cleaning fluid, complete the cleaning of described specimen needle.
11. specimen needle cleaning methods according to claim 10, is characterized in that, described step 4) in, also comprise step after stopping importing cleaning fluid:
5) start described ultrasonic transducer, described ultrasonic transducer cuts out described ultrasonic transducer and import cleaning fluid in described specimen needle after running the 4th Preset Time;
6) import cleaning fluid after the 5th Preset Time, stop importing cleaning fluid, namely complete the cleaning of described specimen needle.
12. specimen needle cleaning methods according to claim 11, is characterized in that, described sample cleaning device also comprises: the water aspirator being positioned at described cleaning housing top end, and described water aspirator is positioned at the side of described insert port;
Described step 6) in, also comprise step after stopping importing cleaning fluid: described specimen needle is moved to described water aspirator, starts described water aspirator, described water aspirator is closed described water aspirator, is namely completed the cleaning of described specimen needle after running the 6th Preset Time.
13. 1 kinds of sample analysers, comprising: for cleaning the cleaning device of specimen needle, it is characterized in that, described cleaning device is for as the specimen needle cleaning device in claim 1-9 as described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510437315.7A CN105067826A (en) | 2015-07-23 | 2015-07-23 | Sample needle cleaning apparatus, sample needle cleaning method, and sample analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510437315.7A CN105067826A (en) | 2015-07-23 | 2015-07-23 | Sample needle cleaning apparatus, sample needle cleaning method, and sample analyzer |
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| CN105067826A true CN105067826A (en) | 2015-11-18 |
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| CN201510437315.7A Pending CN105067826A (en) | 2015-07-23 | 2015-07-23 | Sample needle cleaning apparatus, sample needle cleaning method, and sample analyzer |
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| CN108169502A (en) * | 2017-12-22 | 2018-06-15 | 深圳市普康电子有限公司 | Contained structure, the method and Biochemical Analyzer for accommodating probe |
| WO2022111603A1 (en) * | 2020-11-25 | 2022-06-02 | 深圳迈瑞生物医疗电子股份有限公司 | Sample analysis device and analysis method |
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| JPH049670A (en) * | 1990-04-27 | 1992-01-14 | Olympus Optical Co Ltd | Analyzing apparatus |
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| CN108169502A (en) * | 2017-12-22 | 2018-06-15 | 深圳市普康电子有限公司 | Contained structure, the method and Biochemical Analyzer for accommodating probe |
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| CB02 | Change of applicant information |
Address after: 611731 4 Building 8, two road, Chengdu, Sichuan Applicant after: Mike Medical Electronics Ltd Address before: High tech Zone Chengdu city Sichuan province 611731 rivers Road No. 16 Building 1 layer 5 Applicant before: SICHUAN MAKER BIOMEDICAL ELECTRONIC CO., LTD. |
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20151118 |