Full-automatic sample splitter for laboratory

Abstract

The utility model relates to a laboratory full-automatic sample splitter which comprises a placing base, the placing base is connected with an X-axis linear module above the placing base through a plurality of vertical frames, the X-axis linear module drives a Y-axis linear module to move in the X-axis direction, the Y-axis linear module drives a Z-axis linear module to move in the Y-axis direction, and the Z-axis linear module drives a Z-axis linear module to move in the Y-axis direction. The Z-axis linear module drives a mounting frame assembly used for mounting a liquid injection head to move in the Z-axis direction, and a container containing frame is arranged on the portion, below the liquid injection head, of the containing base. According to the container containing frame, positioning treatment is carried out through the fixed positioning base and the movable positioning base, so that the installation accuracy of the container containing frame is improved, and the movable positioning base is of an installation structure of the positioning clamping groove, so that the container containing frame is convenient to take.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of laboratory instrument especially, relates to a laboratory full -automatic sample divider. BACKGROUND

[0002] When carrying out analysis test experiment to sample, often need to add a certain amount of liquid reagent according to the weight of sample, or carry out liquid separation treatment.

[0003] After mass retrieval, find that prior art publication number CN213854622U discloses a kind of liquid reagent automatic liquid separation equipment, including rack, X linear guide assembly, Y linear guide assembly, Z linear guide assembly and liquid separation component;Liquid separation component includes liquid injection head, liquid injection head mounting plate, mobile trolley, balance and peristaltic pump;Mobile trolley is slidably installed in the hollow space of rack, and batch of sample cups are placed on mobile trolley;Liquid injection head is slidably installed on Z linear guide assembly by liquid injection head mounting plate, X linear guide assembly, Y linear guide assembly and Z linear guide assembly cooperate with each other, and liquid injection head is moved above sample cup;Balance and peristaltic pump are installed on rack, the input end of peristaltic pump is connected with external liquid storage tank, the output end of peristaltic pump is connected with the input end of liquid injection head, to realize automatic liquid separation.It can automatically weigh and liquid separation, quickly and accurately add liquid reagent to sample cup, avoid splashing, high precision, accurate operation, high degree of automation.

[0004] In summary, the existing liquid separation equipment, in the liquid separation process, the placement position of the test tube and other container frame to be separated is not fixed, which will adversely affect the liquid injection accuracy of liquid injection head.

[0005] In view of the above-mentioned defects, the present invention actively researches and innovates to create a laboratory full-automatic sample divider, which has higher industrial utilization value. INVENTION CONTENTS

[0006] To solve any one of the above technical problems, the purpose of the present application is to provide a laboratory full-automatic sample divider.

[0007] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0008] A laboratory full-automatic sample divider, comprising a base, the base is connected with the X-axis linear module above through a plurality of stands, the X-axis linear module drives the Y-axis linear module to move in the X-axis direction, the Y-axis linear module drives the Z-axis linear module to move in the Y-axis direction, the Z-axis linear module drives the mounting rack assembly for installing liquid injection head to move in the Z-axis direction, and a container placing rack is arranged on the base below the liquid injection head;

[0009] The L-shaped fixed positioning seat is arranged at the left rear corner of the base, and the L-shaped positioning clamping groove is arranged on the base at the right front corner of the container placing rack, and the movable positioning seat is inserted into the positioning clamping groove along the vertical direction.

[0010] The container placing rack comprises a placing top rack, an intermediate rack and a placing base from top to bottom, the placing top rack and the placing base are connected together through a placing support, the intermediate rack is installed on the placing support and is close to the middle part, a plurality of container holes for placing containers are arranged on the placing top rack and the intermediate rack, and a supporting frame is arranged on the intermediate rack and is distributed along the front-rear direction.

[0011] As a further improvement of the utility model, a positioning handle is installed on the movable positioning seat.

[0012] As a further improvement of the utility model, the adjacent two supporting frames are spliced together through the splicing groove and the splicing block.

[0013] As a further improvement of the utility model, the mounting rack assembly comprises a mounting side rack, the right side of the mounting side rack is mounted on the driving end of the Z-axis linear module, a mounting top rack is mounted on the left top of the mounting side rack, a mounting base is mounted on the left bottom of the mounting side rack, and the liquid injection head is mounted between the mounting top rack and the mounting base.

[0014] As a further improvement of the utility model, the mounting base comprises a right base and a left base, the right base is mounted on the left bottom of the mounting side rack, a right mounting cavity is arranged in the right base, and a left mounting cavity is arranged in the left base, and the liquid injection head is located between the right mounting cavity and the left mounting cavity.

[0015] As a further improvement of the utility model, grooves are arranged on the right side of the right base at the front and rear ends of the right base, a protruding block is arranged on the right base at the right side of the groove, and the protruding block is embedded into the groove at the left side.

[0016] As a further improvement of the utility model, a through hole is arranged in the left base at the left side of the groove, and a plug rod is connected with a plug slot in the protruding block after sequentially penetrating through the through hole and the groove.

[0017] As a further improvement of the utility model, the plug rod is connected in the plug slot through threads.

[0018] By the above scheme, the utility model has at least the following advantages:

[0019] The container placing rack is positioned by the fixed positioning seat and the movable positioning seat, so that the installation accuracy of the container placing rack is improved, and the movable positioning seat is installed through the positioning clamping groove, so that the container placing rack is convenient to take.

[0020] The utility model discloses through the structural setting of intermediate frame and support frame, it is convenient for the adaptation of the container of different length, improves its application range.

[0021] The above description is only a summary of the technical scheme of the utility model, in order to can more clearly understand the technical means of the utility model, and can be implemented according to the content of the specification, the following with the preferred embodiment of the utility model and cooperate with the drawing detailed description as follows. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will be briefly introduced the drawing needed to be used in the embodiment, should understand, the following drawing only shows some embodiments of the utility model, therefore should not be seen as the limitation of the scope, for the ordinary skilled person in the art, under the premise of not paying the creative labor, can also obtain other related drawings according to these drawings.

[0023] Figure 1 It is a structural schematic diagram of the laboratory full-automatic sample divider of the utility model;

[0024] Figure 2 It is Figure 1 Partial structural schematic diagram in fixed positioning seat, container placing rack and movable positioning seat;

[0025] Figure 3 It is Figure 2 Structural schematic diagram of container placing rack in it;

[0026] Figure 4 It is Figure 3 Structural schematic diagram of another embodiment;

[0027] Figure 5 It is Figure 1 Structural schematic diagram of mounting chassis in it.

[0028] In the drawing, the meaning of each reference sign is as follows.

[0029] Base 1, fixed positioning seat 2, container placing rack 3, movable positioning seat 4, stand 5, X-axis linear module 6, Y-axis linear module 7, Z-axis linear module 8, mounting side frame 9, mounting top frame 10, liquid injection head 11, mounting chassis 12, positioning slot 13, positioning handle 14, placing top frame 15, placing support 16, placing base 17, intermediate frame 18, support frame 19, support sliding slot 20, splicing groove 21, splicing block 22, right chassis 23, right mounting cavity 24, left chassis 25, left mounting cavity 26, plug rod 27, through hole 28, recess 29, protruding block 30, insertion slot 31. DETAILED DESCRIPTION

[0030] The specific embodiments of the present application will be further described in conjunction with the drawings and examples. The following examples are used to illustrate the present application, but not to limit the scope of the present application.

[0031] In order for those skilled in the art to better understand the present application, the technical solutions in the embodiments of the present application will be described clearly and completely in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0032] Embodiment

[0033] As Figures 1-5 shown,

[0034] A laboratory full-automatic sample distributor comprises a base 1, the base 1 is connected with an X-axis linear module 6 above through a plurality of stands 5, the X-axis linear module 6 drives a Y-axis linear module 7 to move in the X-axis direction, the Y-axis linear module 7 drives a Z-axis linear module 8 to move in the Y-axis direction, the Z-axis linear module 8 drives a mounting rack assembly for mounting a liquid injection head 11 to move in the Z-axis direction, and a container placing rack 3 is arranged on the base 1 below the liquid injection head 11.

[0035] 1. An L-shaped fixed positioning seat 2 is arranged at the left rear corner of the base 1, an L-shaped positioning clamping groove 13 is formed in the base 1 at the right front corner of the container placing rack 3, and a movable positioning seat 4 is inserted into the positioning clamping groove 13 along the vertical direction. A positioning handle 14 is mounted on the movable positioning seat 4.

[0036] When the container placing rack 3 needs to be placed, the right front corner of the container placing rack 3 is first placed at the fixed positioning seat 2, and then the movable positioning seat 4 is mounted in the positioning clamping groove 13, so that the fixed positioning seat 2 and the movable positioning seat 4 position the container placing rack 3.

[0037] 2、The container placing rack 3 comprises, from top to bottom, a placing top rack 15, an intermediate rack 18, and a placing base 17. The placing top rack 15 and the placing base 17 are connected together through a placing support 16, and the intermediate rack 18 is installed on the placing support 16 near the middle part. A plurality of container holes for placing containers are formed in the placing top rack 15 and the intermediate rack 18, and a plurality of support racks 19 are arranged below the intermediate rack 18 and distributed along the front-to-back direction. The bottom of each support rack 19 is slidably installed on a support sliding groove 20 on the placing base 17 along the front-to-back direction. The number of the support racks 19 is adjustable and can be evenly distributed along the left-to-right direction.

[0038] The top of each support rack 19 is close to but not in contact with the intermediate rack 18. When a container with a longer size is installed, the container extends on the placing base 17 after sequentially passing through the container holes in the placing top rack 15 and the intermediate rack 18. When a container with a shorter size is installed, the container is supported by the support racks 19 after sequentially passing through the container holes in the placing top rack 15 and the intermediate rack 18.

[0039] In addition, two adjacent support racks 19 are connected together through a splicing groove 21 and a splicing block 22, so that a plurality of support racks 19 can be combined into a whole for overall use.

[0040] 3、The installation rack assembly comprises an installation side rack 9, the right side of which is installed on the driving end of the Z-axis linear module 8. An installation top rack 10 is installed on the top left side of the installation side rack 9, and an installation bottom rack 12 is installed on the bottom left side of the installation side rack 9. A liquid injection head 11 is installed between the installation top rack 10 and the installation bottom rack 12.

[0041] The installation bottom rack 12 comprises a right bottom rack 23 and a left bottom rack 25. The right bottom rack 23 is installed on the bottom left side of the installation side rack 9. A right installation cavity 24 is formed in the right bottom rack 23, and a left installation cavity 26 is formed in the left bottom rack 25. The liquid injection head 11 is located between the right installation cavity 24 and the left installation cavity 26. The body of the liquid injection head 11 is installed on the installation bottom rack 12, and the top of the liquid injection head 11 is in contact with the installation top rack 10 above.

[0042] A recess 29 is formed in the right side of each of the front and rear ends of the right bottom rack 23. A protrusion 30 is arranged on the right bottom rack 23 on the right side of the recess 29 and is matched with the recess 29. The protrusion 30 is embedded into the recess 29 on the left side.

[0043] A through hole 28 is formed in the left bottom rack 25 on the left side of the recess 29. A plug rod 27 passes through the through hole 28 and the recess 29 and is connected with a plug groove 31 in the protrusion 30. Specifically, the plug rod 27 is threadedly connected in the plug groove 31.

[0044] In the description of the utility model, need understanding is, the term "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "internal", "external" and so on indicate the orientation or positional relation based on the orientation or positional relation shown in the drawing, just for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the indicated device or element must have a particular orientation, construct and operate in a particular orientation, therefore can not be understood as the limitation of the utility model. In addition, the term "first", "second" and so on are only for the purpose of description, and can not be understood as indicating or implying relative importance or implying the number of the indicated technical features. Therefore, the features limited by "first", "second" and so on can be explicitly or implicitly included one or more features. In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0045] In the description of the utility model, it should be pointed out that, unless otherwise specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, can be fixedly connected, can be detachably connected, or integrally connected, can be mechanically connected, can be electrically connected, can be directly connected, can be indirectly connected through an intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood through specific circumstances.

[0046] The above is only the preferred embodiment of the utility model, and is not used to limit the utility model, it should be pointed out that, for ordinary skilled in the art, on the premise of not departing from the technical principles of the utility model, can make several improvements and variations, these improvements and variations also should be regarded as the protection scope of the utility model.

Claims

1. A laboratory full-automatic sample dispenser, comprising a base (1), the base (1) is connected with an X-axis linear module (6) above through several stands (5), the X-axis linear module (6) drives a Y-axis linear module (7) to move in the X-axis direction, the Y-axis linear module (7) drives a Z-axis linear module (8) to move in the Y-axis direction, the Z-axis linear module (8) drives a mounting rack assembly for mounting a liquid injection head (11) to move in the Z-axis direction, a container placing rack (3) is arranged on the base (1) below the liquid injection head (11); Characterized in that: An L-shaped fixed positioning seat (2) is arranged at the left rear corner of the base (1), an L-shaped positioning clamping groove (13) is arranged on the base (1) at the right front corner of the container placing rack (3), and a movable positioning seat (4) is inserted into the positioning clamping groove (13) along the vertical direction; The container placing rack (3) comprises a placing top rack (15), an intermediate rack (18) and a placing base (17) from top to bottom, the placing top rack (15) and the placing base (17) are connected together through a placing support (16), the intermediate rack (18) is installed on the placing support (16) at a position close to the middle part, a plurality of container holes for placing containers are arranged on the placing top rack (15) and the intermediate rack (18), and a support rack (19) is arranged below the intermediate rack (18) and distributed along the front-rear direction, and the bottom of the support rack (19) is slidingly installed on a support sliding groove (20) on the placing base (17) along the front-rear direction.

2. A fully automated laboratory sample divider as claimed in claim 1, characterized in that A positioning handle (14) is installed on the movable positioning seat (4).

3. The laboratory fully automatic sample divider according to claim 1, characterized in that, Two adjacent support racks (19) are spliced together through a splicing groove (21) and a splicing block (22).

4. The laboratory fully automatic sample divider as claimed in claim 1, wherein, The mounting rack assembly comprises a mounting side rack (9), the right side of the mounting side rack (9) is mounted on the driving end of the Z-axis linear module (8), a mounting top rack (10) is mounted on the left top of the mounting side rack (9), a mounting base (12) is mounted on the left bottom of the mounting side rack (9), and the liquid injection head (11) is mounted between the mounting top rack (10) and the mounting base (12).

5. A fully automated laboratory sample divider as claimed in claim 4, characterized in that The mounting base (12) comprises a right base (23) and a left base (25), the right base (23) is mounted on the left bottom of the mounting side rack (9), a right mounting cavity (24) is arranged in the right base (23), and a left mounting cavity (26) is arranged in the left base (25), and the liquid injection head (11) is located between the right mounting cavity (24) and the left mounting cavity (26).

6. A fully automated laboratory sample divider as claimed in claim 5, characterized in that Grooves (29) are arranged on the right side of the right base (23) at both ends in the front-rear direction, a protruding block (30) is arranged on the right base (23) on the right side of the groove (29) and matched with the groove (29), and the protruding block (30) is embedded into the groove (29) on the left side.

7. A fully automated laboratory sample divider as claimed in claim 6, characterized in that A through hole (28) is formed in the left chassis (25) on the left side of the recess (29), and the insertion rod (27) is connected with the insertion slot (31) in the protrusion (30) after passing through the through hole (28) and the recess (29) in sequence.

8. A fully automated laboratory sample divider as claimed in claim 7, characterized in that The insertion rod (27) is connected in the insertion slot (31) through screw threads.

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