CN214681818U - Ultra-micro liquid sample injector - Google Patents
Ultra-micro liquid sample injector Download PDFInfo
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- CN214681818U CN214681818U CN202120747000.3U CN202120747000U CN214681818U CN 214681818 U CN214681818 U CN 214681818U CN 202120747000 U CN202120747000 U CN 202120747000U CN 214681818 U CN214681818 U CN 214681818U
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Abstract
The utility model discloses an ultramicro liquid sample injector relates to biochemical test technical field, which comprises an outer cover, fixed mounting has controller and fixed plate on the inside wall of dustcoat, the multirow mounting hole has evenly been seted up to one side of fixed plate, multirow equal fixed mounting has the reservoir in the mounting hole, and is a plurality of the equal fixed mounting in bottom side of reservoir has the excitation unit, and is a plurality of the equal fixed mounting in middle part position department of excitation unit has the capillary. The utility model has the advantages of reasonable structure, easy operation, the utility model discloses a plurality of excitation units all with controller individual connection and difference individual control, make the capillary high frequency output liquid drop under the effect of excitation unit, each drop volume that lies in a plurality of capillary outputs of same row simultaneously is the integral multiple of 0.05 picoliter, realizes that a plurality of capillaries can carry out cascaded application of sample simultaneously, lies in the different samples of a plurality of capillaries addible of different rows, carries out equivalent contrast test.
Description
Technical Field
The utility model relates to biochemical test technical field, in particular to super minim liquid sample injector.
Background
With the development of scientific technology and the innovation of test technology, the magnitude of test data is also promoted, the number of test samples is also required to be increased more and more to increase the accuracy of tests, especially tests in the fields of biochemistry and the like, the tests relate to more and more test equipment, a large amount of liquid transferring or sample adding operations are required to be carried out every day, and a microsyringe is a test apparatus which is often used by many disciplines, especially for qualitative and quantitative detection of substances.
In the prior art, the micro sample injector can realize the liquid adding of skin upgrading and realize the liquid adding with high precision, but when different amounts of different liquids need to be added to a plurality of different containers respectively at the same time during batch gradient tests, the existing sample injector is difficult to meet the requirements, so that the ultra-micro liquid sample injector is disclosed to meet the requirements of people.
SUMMERY OF THE UTILITY MODEL
An object of the application is to provide an ultramicro liquid sample injector, with the problem that proposes in solving above-mentioned background, the utility model discloses a plurality of excitation units all are connected alone with the controller in order to realize the independent control, the control capillary is high frequency output liquid drop under the effect of excitation unit, the sectional area that lies in a plurality of capillaries with one row simultaneously increases in proper order, and each drop of every capillary output is the integral multiple of 0.05 picoliter, realize that a plurality of capillaries can carry out cascaded application of sample simultaneously, lie in the different samples of a plurality of capillaries addible different of different rows, carry out equivalent contrast test.
In order to achieve the above purpose, the present application provides the following technical solutions: an ultramicro liquid sample injector comprises an outer cover, wherein a bottom plate is fixedly mounted at the bottom side of the outer cover, a first slide rail is fixedly mounted at the top surface of the bottom plate, a second slide rail is slidably mounted at the top side of the first slide rail, a placing plate is fixedly mounted at the top side of the second slide rail, a controller and a fixed plate are fixedly mounted on the inner side wall of the outer cover, a plurality of rows of mounting holes are uniformly formed in one side of the fixed plate, liquid reservoirs are fixedly mounted in the plurality of rows of mounting holes, vibration excitation units are fixedly mounted at the bottom sides of the plurality of liquid reservoirs, capillaries are fixedly mounted in the middle positions of the vibration excitation units, the inner diameter of the capillary at one side is 1 micrometer, the sectional areas of the plurality of capillaries in the same row are the smallest inner diameter, the sectional areas of the capillaries are integral multiples of the sectional areas of the capillaries and are sequentially increased, and the inner diameters of the plurality of capillaries in the same row are the same, a plurality of capillaries are each located on and corresponding to the top side of the placement plate.
Based on the structure, the placing plate can slide along multiple directions by arranging the second slide rail and the first slide rail, a plurality of liquid bearing containers which are uniformly distributed are placed on the placing plate and correspond to a plurality of capillaries one to one, a plurality of liquid reservoirs are fixedly arranged on the fixing plate, a plurality of vibration excitation units are respectively and independently connected with the controller to realize independent control, the capillaries are communicated with the liquid reservoirs and output liquid drops at high frequency under the action of the vibration excitation units, the inner diameter of the capillary on one side is 1 micron, each liquid drop output by the capillary is 0.05 picoliter, the sectional areas of the capillaries on the same row are integral multiples of the minimum inner diameter and the sectional areas of the capillaries are sequentially increased, namely, each liquid drop output by each capillary is integral multiples of 0.05 picoliter, the capillaries can simultaneously perform stepped sample adding, and different samples on the capillaries on different rows can be added, an equivalent comparison test was performed.
Preferably, a square array structure is formed by the multiple rows of capillaries, and a marking strip is fixedly mounted on one side of each row of capillaries on the top side of the fixing plate.
Furthermore, through the setting of square array structure, make multirow capillary obtain orderly management, be convenient for distinguish and add the sample, through the setting of identification strip, can write marks such as serial number on the identification strip, be convenient for direct identification and distinguish the sample.
Preferably, the bottom side of the fixing plate is not higher than the bottom side of the excitation unit, and the bottom ends of the plurality of capillary tubes protrude out of the bottom side of the excitation unit.
Furthermore, the bottom end of the capillary tube protrudes out of the corresponding vibration excitation unit, so that liquid drops can be prevented from being gathered at the bottom side of the vibration excitation unit, the falling of the liquid drops is facilitated, and the sample can be effectively added.
Preferably, a drain hole is fixedly installed at one side of the outer cover, a flanging structure is arranged around the top side of the placing plate to form a groove vessel structure, and a drain hole is formed in the bottom side of the placing plate and communicated with the drain hole through a water pipe.
Furthermore, after the test is finished, the liquid storage device can be directly cleaned, the placing plate directly bears the falling detergent, and the detergent is discharged through the water discharging hole through the water pipe, so that the sample injector is convenient to clean.
Preferably, the first slide rail and the second slide rail are perpendicular to each other and are both double linear guide rails.
Further, through being mutually perpendicular state setting with first slide rail and second slide rail, make and place the board and obtain the biggest movement space, two linear guide's setting makes and places the board more stable when removing.
Preferably, a front door is rotatably mounted on one side of the outer cover, and a buckle is fixedly mounted on one side of the front door.
Furthermore, the sample injector can work in a closed environment through the arrangement of a front door, so that interference factors of the environment are reduced, smooth and effective addition of samples is guaranteed, and effectiveness and accuracy of tests are guaranteed.
Preferably, the both sides of dustcoat are all fixed mounting have the side direction handle, the top side fixed mounting of dustcoat has operating panel, operating panel is certain angle with the horizontal direction.
Further, through the setting of side direction handle, be convenient for remove the injector, through operating panel direct operation, increase the convenience of use, the operating panel of tilt state is more convenient for visual observation.
To sum up, the utility model discloses a technological effect and advantage:
1. in the utility model, through the arrangement of the second slide rail and the first slide rail, the placing plate can slide along multiple directions, a plurality of liquid bearing containers which are uniformly distributed and are arranged on the placing plate correspond to a plurality of capillaries one by one, a plurality of liquid reservoirs are fixedly arranged on a fixed plate, a plurality of excitation units are all independently connected with a controller to realize independent control, the capillaries are communicated with the liquid reservoirs and output liquid drops at high frequency under the action of the excitation units, the inner diameter of the capillary at one side is 1 micron, each liquid drop output by the capillaries is 0.05 picoliter, the sectional areas of the capillaries at the same row are the minimum inner diameter which is integral multiple of the sectional area of the capillary and are sequentially increased, namely, each liquid drop output by each capillary is integral multiple of 0.05 picoliter, the cascaded sample adding can be simultaneously realized, and samples with different capillaries at different rows can be added, an equivalent comparison test was performed.
2. In the utility model, through the arrangement of the square array structure, a plurality of rows of capillaries are orderly managed, samples are convenient to distinguish and add, through the arrangement of the identification strip, marks such as serial numbers can be written on the identification strip, the samples are convenient to directly identify and distinguish, through the vibration excitation unit which corresponds to the bottom protrusion of the capillaries, liquid drops can be prevented from gathering at the bottom side of the vibration excitation unit, the falling of the liquid drops is facilitated, the samples are effectively added, after the test is finished, the liquid storage device can be directly cleaned, the falling detergent can be directly received by the placing plate, the detergent can be discharged through the drain hole through the water pipe, the sample adding device is convenient to clean, the placing plate can obtain the largest moving space through arranging the first slide rail and the second slide rail in a mutually vertical state, the setting of the double linear guide rails can lead the placing plate to be more stable when moving, through the arrangement of the front door, the sample adding device can work under a closed environment, the interference factor of reduction environment guarantees the smooth effective interpolation of sample, guarantees experimental validity and accuracy, through the setting of side direction handle, is convenient for remove the injector, through operating panel direct operation, increases the convenience of use, and the operating panel of tilt state is the visual observation of being more convenient for.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a cut-away view of the present invention;
fig. 3 is a longitudinal sectional view of the present invention;
fig. 4 is a partially enlarged view of the area a in fig. 3 according to the present invention.
In the figure: 1. a housing; 2. an operation panel; 3. a front door; 4. a controller; 5. a base plate; 6. a drain hole; 7. a lateral handle; 8. a reservoir; 9. a liquid-bearing container; 10. placing the plate; 11. a second slide rail; 12. a first slide rail; 13. a water pipe; 14. a fixing plate; 15. a marking strip; 16. an excitation unit; 17. a capillary tube.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example (b): referring to fig. 1-4, an ultra-micro liquid applicator is shown, comprising a housing 1.
Fixed mounting has controller 4 and fixed plate 14 on the inside wall of dustcoat 1, and the multirow mounting hole has evenly been seted up to one side of fixed plate 14, and equal fixed mounting has reservoir 8 in the multirow mounting hole, and the equal fixed mounting in bottom side of a plurality of reservoirs 8 has excitation unit 16, and a plurality of reservoirs 8 fixed mounting are on fixed plate 14, and a plurality of excitation units 16 all are connected in order to realize the independent control with controller 4 alone.
The inner diameter of the capillary 17 on one side is 1 micron, each droplet output by the capillary is 0.05 picoliter, the sectional areas of the capillaries 17 in the same row are integral multiples of the sectional area of the capillary 17 with the smallest inner diameter and are sequentially increased, namely, the amount of each droplet output by each capillary 17 is integral multiple of 0.05 picoliter, and the multiple capillaries 17 can simultaneously carry out stepped sample adding.
The internal diameter that is located a plurality of capillaries 17 of same column is the same, is located a plurality of capillaries 17 of different rows can add different samples, carries out equivalent contrast test, and a plurality of capillaries 17 all are located the top side of placing board 10 and corresponding rather than, place on the board 10 and place a plurality of liquid containers 9 that hold that arrange evenly, and a plurality of capillaries 17 and a plurality of liquid containers 9 one-to-one hold.
Based on the above structure, through the arrangement of the second slide rail 11 and the first slide rail 12, the placing plate 10 can slide along multiple directions, so that a plurality of liquid receiving containers 9 which are uniformly arranged are placed on the placing plate 10 and correspond to a plurality of capillaries 17 one by one, a plurality of liquid reservoirs 8 are fixedly arranged on the fixing plate 14, a plurality of excitation units 16 are all independently connected with the controller 4 to realize independent control, the capillaries 17 are communicated with the liquid reservoirs 8, liquid drops are output at high frequency under the action of the excitation units 16, the inner diameter of the capillary 17 on one side is 1 micron, each liquid drop output by each capillary 17 is 0.05 picoliter, the sectional areas of the capillaries 17 on the same row are integral multiples of the sectional area of the capillary 17 with the minimum inner diameter and are sequentially increased, namely, each liquid drop output by each capillary 17 is integral multiple of 0.05 picoliter, the multi-stage sample adding of the capillaries 17 on different rows can be realized simultaneously, different samples can be added by the capillaries 17 on different rows, an equivalent comparison test was performed.
In this embodiment, a square array structure is constituteed to multirow capillary 17, and the equal fixed mounting in one side that the top side of fixed plate 14 is located each row of capillary 17 has identification strip 15, sets up through square array structure, makes multirow capillary 17 obtain orderly management, is convenient for distinguish and add the sample, through identification strip 15's setting, can write the sign such as serial number on identification strip 15, is convenient for direct identification and distinguishes the sample.
In this embodiment, the bottom side of the fixing plate 14 is not higher than the bottom side of the excitation unit 16, the bottom ends of the plurality of capillaries 17 protrude from the bottom side of the excitation unit 16, and the bottom ends of the capillaries 17 protrude from the corresponding excitation unit 16, so that liquid droplets can be prevented from being collected on the bottom side of the excitation unit 16, the liquid droplets can be favorably dropped, and the sample can be effectively added.
In this embodiment, one side fixed mounting of cover 1 has wash port 6, places the top side of board 10 and is equipped with flange structure all around and forms a recess household utensils structure, places the bottom side of board 10 and has seted up the hole that leaks to be linked together through water pipe 13 and wash port 6, after the experiment, can directly wash reservoir 8, and by placing the detergent of board 10 direct accept whereabouts, the detergent passes through water pipe 13 and discharges through wash port 6, the injector of being convenient for is clean.
In this embodiment, first slide rail 12 and second slide rail 11 are mutually perpendicular, and are two linear guide, and through being mutually perpendicular state setting with first slide rail 12 and second slide rail 11, make and place board 10 and obtain the biggest movement space, and two linear guide's setting makes and places board 10 more stable when removing.
In this embodiment, one side of the outer cover 1 is rotated and is installed the qianmen 3, and one side fixed mounting of the qianmen 3 has the attacker, and through the setting of qianmen 3, can be that the injector is in work under an inclosed environment, reduces the interference factor of environment, guarantees the smooth effective interpolation of sample, guarantees experimental validity and accuracy.
In this embodiment, the equal fixed mounting in both sides of dustcoat 1 has side direction handle 7, and the top side fixed mounting of dustcoat 1 has operating panel 2, and operating panel 2 is certain angle with the horizontal direction, through the setting of side direction handle 7, is convenient for remove the sample injector, through 2 direct operations of operating panel, increases the convenience of use, and the operating panel 2 of tilt state is more convenient for visual observation.
This practical theory of operation: through the arrangement of the second slide rail 11 and the first slide rail 12, the placing plate 10 can slide along multiple directions, a plurality of liquid bearing containers 9 which are uniformly arranged are placed on the placing plate 10 and correspond to a plurality of capillary tubes 17 one by one, a plurality of liquid reservoirs 8 are fixedly arranged on the fixing plate 14, a plurality of excitation units 16 are respectively and independently connected with the controller 4 to realize independent control, the capillary tubes 17 are communicated with the liquid reservoirs 8 and output liquid drops at high frequency under the action of the excitation units 16, the inner diameter of the capillary tube 17 positioned on one side is 1 micron, each liquid drop output by each capillary tube is 0.05 picoliter, the sectional areas of the capillary tubes 17 positioned in the same row are integral multiples of the sectional area of the inner diameter 17 of the capillary tube and are sequentially increased, namely, each liquid drop output by each capillary tube 17 is integral multiple of 0.05 picoliter, the plurality of capillary tubes 17 can simultaneously carry out stepped sample adding, the plurality of capillary tubes 17 positioned in different rows can add different samples, an equivalent comparison test was performed.
Through the arrangement of a square array structure, a plurality of rows of capillaries 17 are orderly managed, samples are convenient to distinguish and add, through the arrangement of the identification strip 15, marks such as serial numbers can be written on the identification strip 15, the samples are convenient to directly identify and distinguish, through the vibration excitation unit 16 which protrudes the bottom end of the capillary 17 to correspond, liquid drops can be prevented from being gathered at the bottom side of the vibration excitation unit 16, the falling of the liquid drops is facilitated, the samples are effectively added, after the test is finished, the liquid storage device 8 can be directly cleaned, the falling detergent can be directly received by the placing plate 10, the detergent can be discharged through the water pipe 13 through the water drain hole 6, the sample adding device is convenient to clean, through the arrangement of the first slide rail 12 and the second slide rail 11 which are mutually vertical, the placing plate 10 can obtain the largest moving space, the arrangement of the double linear guide rails enables the placing plate 10 to be more stable during moving, through the arrangement of the front door 3, the sample adding device can work under a closed environment, reduce the interference factor of environment, guarantee the smooth effective interpolation of sample, guarantee experimental validity and accuracy, through the setting of side direction handle 7, be convenient for remove the injector, through 2 direct operations of operating panel, increase the convenience of use, the operating panel 2 of tilt state is more convenient for visual observation.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.
Claims (7)
1. The utility model provides an ultramicro liquid sample injector, includes dustcoat (1), its characterized in that, the bottom side fixed mounting of dustcoat (1) has bottom plate (5), the top surface fixed mounting of bottom plate (5) has first slide rail (12), the top side slidable mounting of first slide rail (12) has second slide rail (11), the top side fixed mounting of second slide rail (11) has places board (10), fixed mounting has controller (4) and fixed plate (14) on the inside wall of dustcoat (1), one side of fixed plate (14) has evenly seted up the multirow mounting hole, multirow equal fixed mounting has reservoir (8) in the mounting hole, the bottom side of a plurality of reservoir (8) all fixed mounting has excitation unit (16), a plurality of equal fixed mounting in middle part position department of excitation unit (16) has capillary (17), the internal diameter that is located capillary (17) of one side is 1 micron, the sectional areas of the plurality of capillaries (17) positioned in the same row are integral multiples of the sectional area of the capillary (17) with the minimum inner diameter and are sequentially increased, the inner diameters of the plurality of capillaries (17) positioned in the same column are the same, and the plurality of capillaries (17) are positioned on the top side of the placing plate (10) and correspond to the top side of the placing plate.
2. The ultra-micro liquid sample injector as set forth in claim 1, wherein: multirow capillary (17) constitute a square array structure, the top side of fixed plate (14) is located every row equal fixed mounting in one side of capillary (17) has sign strip (15).
3. The ultra-micro liquid sample injector as set forth in claim 1, wherein: the bottom side of the fixing plate (14) is not higher than that of the excitation unit (16), and the bottom ends of the capillary tubes (17) protrude out of the bottom side of the excitation unit (16).
4. The ultra-micro liquid sample injector as set forth in claim 1, wherein: one side of the outer cover (1) is fixedly provided with a drain hole (6), the periphery of the top side of the placing plate (10) is provided with a flanging structure to form a groove vessel structure, and the bottom side of the placing plate (10) is provided with a drain hole and communicated with the drain hole (6) through a water pipe (13).
5. The ultra-micro liquid sample injector as set forth in claim 1, wherein: the first slide rail (12) and the second slide rail (11) are mutually perpendicular and are both double linear guide rails.
6. The ultra-micro liquid sample injector as set forth in claim 1, wherein: one side of the outer cover (1) is rotatably provided with a front door (3), and one side of the front door (3) is fixedly provided with a handle.
7. The ultra-micro liquid sample injector as set forth in claim 1, wherein: the side handle (7) is fixedly mounted on two sides of the outer cover (1), the operation panel (2) is fixedly mounted on the top side of the outer cover (1), and the operation panel (2) forms a certain angle with the horizontal direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120747000.3U CN214681818U (en) | 2021-04-13 | 2021-04-13 | Ultra-micro liquid sample injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120747000.3U CN214681818U (en) | 2021-04-13 | 2021-04-13 | Ultra-micro liquid sample injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214681818U true CN214681818U (en) | 2021-11-12 |
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ID=78530914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120747000.3U Active CN214681818U (en) | 2021-04-13 | 2021-04-13 | Ultra-micro liquid sample injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214681818U (en) |
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2021
- 2021-04-13 CN CN202120747000.3U patent/CN214681818U/en active Active
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