CN218189724U

CN218189724U - Automatic change and move flexible base structure for liquid platform

Info

Publication number: CN218189724U
Application number: CN202222507125.6U
Authority: CN
Inventors: 胡志美; 常云通
Original assignee: Suzhou Aomeiteck Biotechnology Co ltd
Current assignee: Suzhou Aomeiteck Biotechnology Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2023-01-03
Anticipated expiration: 2032-09-21

Abstract

The utility model discloses an automatic change and move liquid flexible base structure for platform, which comprises a base plate, the top of base plate is equipped with the base, the mounting panel is installed to the top of base, be equipped with a plurality of elastic connection assembly between base and the base plate, a long side of mounting panel is equipped with the first arch that a plurality of levels set up, another long side of mounting panel is equipped with the first riser of a plurality of vertical settings, a short side of mounting panel is equipped with the second arch of at least one level setting, another short side of mounting panel is equipped with the second riser of at least one vertical setting, all install the spacer pin of a vertical setting in every first arch and the second arch, the shell fragment is all installed to the bellied side of second that is close to first bellied side and the second riser of first riser. The utility model has the advantages that: make base and mounting panel possess elastic displacement through elastic connection subassembly, avoid the suction head to rush, prevent that suction head point portion from warping and forming and hanging and drip, avoid the inaccurate experiment failure that causes of flowing back.

Description

Automatic change and move flexible base structure for liquid platform

Technical Field

The utility model relates to a move liquid platform technical field, specifically be an automatic change move liquid flexible base structure for platform.

Background

The automatic pipetting platform is also called a full-automatic pipetting workstation, can automatically complete the operations of upper and lower pipette heads, liquid suction, liquid feeding, uniform mixing, dilution, multi-suction and the like, meets the pipetting within the range of 0.3-200ul, has CV5% within the pipetting range, can use all pipetting channels, and can also use only partial pipetting channels, such as one row, one column, several rows, several columns and the like, and can realize the sample treatment of 1-96 channels or variable quantities of 1-384 channels. The automatic liquid-transfering platform is an instrument for high-throughput and high-precision sample treatment, and is used for improving the throughput and efficiency of sample treatment, ensuring the reproducibility and avoiding errors and instability possibly brought by manual operation. In the application of an automatic pipetting platform, the step of emptying liquid in a microplate is frequently encountered, and then a workstation is needed to insert a suction head into a position about 0.1mm away from the bottom of a microplate hole for pipetting. The mounting hole of the suction head and the mounting matching part of Barrel adopt a conical structure, and the Barrel is deeper into the mounting hole of the suction head, the closer the Barrel is contacted with the mounting hole of the suction head, so that the sealing effect is realized. If suction head installation bore has been little, after assembling the suction head, suction head point portion can touch the end, can cause to rush, leads to suction head point portion to warp, then causes to hang and drips, and the inaccurate experiment failure that causes of flowing back. And after the difference of the suction head is found, the liquid suction height of the experimental process can be optimized, and for a complex process, too many modified parameters can cause misoperation and influence the experimental process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic change and move flexible base structure for liquid platform to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic change and move liquid flexible base structure for platform, includes the base plate, the top of base plate is equipped with the base, the mounting panel is installed to the top of base, be equipped with a plurality of elastic connection subassembly between base and the base plate, the mounting panel is the rectangle structural slab, a long side of mounting panel is equipped with the first arch that a plurality of levels set up, another long side of mounting panel is equipped with the first riser of a plurality of vertical settings, a short side of mounting panel is equipped with the second arch that at least one level set up, another short side of mounting panel is equipped with the second riser of at least one vertical setting, every all install the spacer pin of a vertical setting in first arch and the second arch, the shell fragment is all installed to the bellied side of being close to the second of first bellied side and second riser of first arch.

Further preferably, the elastic connecting assembly comprises a guide sleeve and a guide pillar, the guide sleeve is arranged above the base plate, the guide pillar is arranged below the base, the lower end of the guide pillar is inserted into the guide sleeve, a spring is sleeved on the outer sides of the guide sleeve and the guide pillar, the upper end and the lower end of the spring are respectively abutted to the base and the base plate, and the guide sleeve and the guide pillar are arranged to ensure that the base is accurate in lifting direction and smooth in lifting; the spring is used for reseing of base, guarantees that the lift of base is steady, realizes the base and the elastic displacement of the mounting panel on it, guarantees that the micropore board on the mounting panel can cooperate the suction head setting of automatic liquid-transfering platform, guarantees the imbibition effect of micropore board.

Further preferably, the upper ends of the side edges of the elastic sheets close to the center of the mounting plate are provided with inclined planes, so that the micro-porous plate can be conveniently moved down for mounting.

Preferably, at least two mounting holes are formed in the side edge, far away from the center of the mounting plate, of the elastic sheet, and the mounting holes are of a waist-shaped hole structure, so that the mounting height of the elastic sheet can be conveniently adjusted; the elastic sheet and the mounting plate are connected with the bolt through the mounting hole, so that the elastic sheet and the mounting plate are conveniently connected, and the connection is convenient and easy.

Further preferably, the upper end of the limiting pin adopts a cone structure, so that the micro-porous plate is convenient to mount.

Further preferred, arbitrary two in four sides of mounting panel have been seted up relatively the side and have been dodged the groove, and the micropore board transport manipulator of being convenient for presss from both sides the clamp of micropore board and places.

Further preferably, a limiting assembly is arranged between the substrate and the base and comprises a limiting block, the limiting block is installed above the substrate, and a vertically-arranged limiting screw is screwed above the limiting block. Realize the spacing of the position that moves down of base through spacing subassembly, place the base and move down the liquid that the distance is too big and lead to in the micropore of micropore board and can't absorb totally. The limiting block is used for installing the limiting screw, the limiting screw is used for limiting the downward moving position of the base, the base can be adjusted in the downward moving distance through rotating the limiting screw, the adjustment is convenient and easy, and the structure of the limiting assembly is simple.

Further preferably, be equipped with a plurality of connecting holes on the mounting panel, mounting panel and base are connected with connecting screw through the connecting hole, realize the high-speed joint of mounting panel and base, firm in connection.

Has the beneficial effects that: the flexible base structure for the automatic liquid transfer platform of the utility model enables the base and the mounting plate to have upper and lower elastic displacement through the arrangement of the elastic connecting component, can avoid rush caused by the contact of the tip part of the suction head, prevent the deformation of the tip part of the suction head and prevent the liquid absorbed from forming hanging drops at the tip part of the suction head, and avoid the failure of the experiment caused by inaccurate liquid discharge; the base can be ensured to be lifted along the same direction all the time, the lifting is accurate, and the precision of the flexible base structure is improved; through the matching of the elastic sheet and the limiting pin, the micro-porous plate is convenient to place and fix, the positioning accuracy and the fixing firmness of the micro-porous plate are ensured, and the liquid absorption effect of the micro-porous plate is improved; the flexible base structure is simple in structure, ingenious in design, easy to process and assemble and low in manufacturing cost.

Drawings

Fig. 1 is a schematic axial view of a flexible base structure for an automated pipetting platform according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a flexible base structure for an automated pipetting platform according to an embodiment of the present invention;

fig. 3 is a schematic top view of a flexible base structure for an automated pipetting platform according to an embodiment of the present invention;

fig. 4 is the utility model discloses an automatic change for liquid-transfering platform flexible base structure assembly micro-perforated plate's assembly structure sketch map.

Reference numerals are as follows: 1-base plate, 2-base, 3-mounting plate, 31-first protrusion, 32-second protrusion, 33-first riser, 34-second riser, 35-avoiding groove, 36-connecting hole, 4-elastic connecting component, 41-guide sleeve, 42-guide pillar, 43-spring, 5-limiting pin, 6-elastic sheet, 61-inclined surface, 62-mounting hole, 7-limiting component, 71-limiting block, 72-limiting screw, 8-connecting screw and 9-microporous plate.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1-4, a flexible base structure for an automated pipetting platform comprises a substrate 1 for mounting the flexible base structure; base plate 1's top is equipped with base 2, and mounting panel 3 is installed to base 2's top, realizes the location and the fixing of micropore board 9 through mounting panel 3, and the suction head of convenient automatic liquid-transfering platform carries out the imbibition to micropore board 9. Be equipped with a plurality of elastic connection components 4 between base 2 and the base plate 1, setting through elastic connection components 4, make base 2 and mounting panel 3 possess upper and lower elastic displacement, and then when making when the suction head stretches into the micropore on the micropore board 9, the suction head pushes down micropore board 9 and makes micropore board 9 can a locating position of downstream, reach and avoid suction head point portion to touch the end and lead to dashing to rush, lead to suction head point portion to warp, make the liquid of absorption form at suction head point portion and hang and drip, cause the flowing back inaccurate experiment failure that causes. Wherein, elastic connection subassembly 4 in this application contains guide pin bushing 41 and guide pillar 42, and guide pin bushing 41 is installed in the top of base plate 1, and guide pillar 42 is installed in the below of base 2, and the lower extreme of guide pillar 42 is inserted and is located in guide pin bushing 41, and the outside cover of guide pin bushing 41 and guide pillar 42 is equipped with spring 43, and the upper and lower both ends of spring 43 are respectively in base 2 and base plate 1 butt. Through the matching of the guide pillar 42 and the guide sleeve 41, the base 2 can be ensured to be lifted and lowered along the same direction all the time, the lifting is accurate, and the precision of the flexible base structure is improved; the spring 43 provides a reaction force to the base 2, so as to ensure the stable lifting of the base 2 and to be used for the automatic resetting of the base 2.

In the application, the mounting plate 3 is a rectangular structural plate, one long side of the mounting plate 3 is provided with a plurality of first bulges 31 which are horizontally arranged, the other long side of the mounting plate 3 is provided with a plurality of first vertical plates 33 which are vertically arranged, one short side of the mounting plate 3 is provided with at least one second bulge 32 which is horizontally arranged, and the other short side of the mounting plate 3 is provided with at least one second vertical plate 34 which is vertically arranged, wherein the first bulges 31 and the second bulges 32 are used for mounting the limiting pin 5 and limiting when the microporous plate 9 is placed; the first vertical plate 33 and the second vertical plate 34 are used for installing the elastic sheet 6 and used for limiting and locking the micro-porous plate 9 when placed. Spacing pin 5 and shell fragment 6 are installed respectively in the relative side of mounting panel 3, through shell fragment 6 extrusion micropore board 9, make micropore board 9 card locate between shell fragment 6 and the spacing pin 5 and hug closely each other, and the rigidity of spacing pin 5 guarantees that the location of micropore board 9 is accurate, fixed firm, guarantees the perfect adaptation of micropore board 9 and suction head, guarantees the imbibition effect of micropore board 9. The upper ends of the side edges of the elastic sheets 6 close to the center of the mounting plate 3 are provided with inclined planes 61, so that the microporous plates 9 can be conveniently placed and mounted downwards; the upper end of the limiting pin 5 adopts a cone structure, the downward placing convenience of the microporous plate 9 is further improved, and the smooth placing of the microporous plate 9 is ensured.

In the application, the side edge of the elastic sheet 6 far away from the center of the mounting plate 3 is provided with at least two mounting holes 62 for connecting the elastic sheet 6 and the mounting plate 3; the mounting hole 62 adopts a waist-shaped hole structure, so that the mounting height of the elastic sheet 6 can be conveniently adjusted; the elastic sheet 6 and the mounting plate 3 are connected with a bolt through the mounting hole 62, so that the elastic sheet 6 can be quickly mounted, and the mounting structure is convenient to mount and easy to adjust.

In this application, arbitrary two in four sides of mounting panel 3 are faced the side and have been seted up and have been dodged groove 35, make things convenient for the installation of micropore board 9 on mounting panel 3 or take off, through the setting of dodging groove 35, for micropore board transport manipulator provides the activity space, make things convenient for grabbing of micropore board transport manipulator to micropore board 9.

In this application, be equipped with spacing subassembly 7 between base plate 1 and the base 2, realize the restriction of the position that moves down of base 2 through spacing subassembly 7, the size that can move down of base 2 is 1-2mm in this application, guarantees the imbibition of suction head to the interior liquid of micropore on the micropore board 9. The limiting assembly 7 comprises a limiting block 71, the limiting block 71 is mounted above the substrate 1, and a vertically arranged limiting screw 72 is screwed above the limiting block 71. The limiting block 71 is used for installing the limiting screw 72, the limiting screw 72 is used for limiting the downward moving position of the base 2, the limiting height can be adjusted by rotating the limiting screw 72, the downward moving positions of the base 2 and the upper mounting plate 3 can meet the size requirement of the suction head, and the suction effect of the suction head can be ensured; and the height of the limit screw 72 is convenient to adjust, and the limit component 7 has a simple structure and is easy to process and install.

In this application, be equipped with a plurality of connecting holes 36 on the mounting panel 3, through wear to establish connecting screw 8 in connecting hole 36, realize that the connection of mounting panel 3 and base 2 is fixed, a plurality of connecting holes 36 guarantee that the mounted position of the relative base 2 of mounting panel 3 is accurate, firm.

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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the content of the present invention within the protection scope of the present invention.

Claims

1. The utility model provides an automatic change and move liquid flexible base structure for platform, includes base plate (1), its characterized in that: the top of base plate (1) is equipped with base (2), mounting panel (3) are installed to the top of base (2), be equipped with a plurality of elastic connection subassembly (4) between base (2) and base plate (1), mounting panel (3) are the rectangle structural slab, a long side of mounting panel (3) is equipped with first arch (31) that a plurality of levels set up, another long side of mounting panel (3) is equipped with first riser (33) of a plurality of vertical settings, a short side of mounting panel (3) is equipped with the second arch (32) that at least one level set up, another short side of mounting panel (3) is equipped with second riser (34) of at least one vertical setting, every all install spacer pin (5) of a vertical setting on first arch (31) and the protruding (32) of second, shell fragment (6) are all installed to the side that is close to first arch (31) of first riser (33) and the side that is close to the protruding (32) of second riser (34).

2. The flexible base structure for an automated pipetting platform according to claim 1, characterized in that: the elastic connecting assembly (4) comprises a guide sleeve (41) and a guide pillar (42), the guide sleeve (41) is installed above the base plate (1), the guide pillar (42) is installed below the base (2), the lower end of the guide pillar (42) is inserted into the guide sleeve (41), a spring (43) is sleeved on the outer sides of the guide sleeve (41) and the guide pillar (42), and the upper end and the lower end of the spring (43) are respectively abutted to the base (2) and the base plate (1).

3. The flexible base structure for an automated pipetting platform according to claim 1, characterized in that: the upper ends of the side edges of the elastic sheets (6) close to the center of the mounting plate (3) are provided with inclined planes (61).

4. The flexible base structure for an automated pipetting platform according to claim 1, characterized in that: the side of shell fragment (6) of keeping away from mounting panel (3) center is equipped with two at least mounting holes (62), mounting hole (62) adopt waist shape hole structure, shell fragment (6) are connected with the bolt through mounting hole (62) with mounting panel (3).

5. The flexible base structure for an automated pipetting platform according to claim 1, characterized in that: the upper end of the limiting pin (5) adopts a cone structure.

6. The flexible base structure for an automated pipetting platform according to claim 1, characterized in that: avoidance grooves (35) are formed in any two opposite side edges of the four side edges of the mounting plate (3).

7. The flexible base structure for an automated pipetting platform according to claim 1, characterized in that: be equipped with spacing subassembly (7) between base plate (1) and base (2), spacing subassembly (7) contain stopper (71), stopper (71) are installed in base plate (1) top, the top spiro union of stopper (71) has stop screw (72) of vertical setting.

8. The flexible base structure for an automated pipetting platform according to claim 1, characterized in that: be equipped with a plurality of connecting holes (36) on mounting panel (3), mounting panel (3) and base (2) are connected with connecting screw (8) through connecting hole (36).