Pipetting workstation convenient for pipetting

Abstract

The utility model relates to the technical field of pipetting work stations, and discloses a pipetting work station convenient for pipetting, which comprises a pipetting work station bottom plate, a pipetting mechanism is arranged at the top of the pipetting work station bottom plate, a pipetting rack moving mechanism is arranged at the bottom of the pipetting work station bottom plate, the pipetting mechanism is arranged at the top of the pipetting rack moving mechanism, and the pipetting rack moving mechanism is arranged at the bottom of the pipetting work station bottom plate. A base is fixedly connected to the bottom of the pipetting work station bottom plate, supporting columns are fixedly connected to the left end and the right end of the bottom of the base, a fixing plate is fixedly connected to the right side of the pipetting work station bottom plate, and a pipetting gun and a group connected with the pipetting gun can move along with a sliding block slidably connected to the bottom of an electric sliding rail to change the longitudinal position; according to the pipetting device, the position of the pipetting gun can be changed when the pipetting device is matched with other mechanisms to work, the pipetting gun can be descended through the telescopic frame for pipetting during pipetting work, the pipetting gun can flexibly move in the device due to the arrangement of the mechanism, and the pipetting device is suitable for pipetting work at various different positions.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid transfer workstations, in particular to a liquid transfer workstation which is convenient for liquid transfer. Background Art

[0002] A pipetting workstation is an experimental tool used in biology, medicine, pharmacy, chemistry, engineering and other fields. It is mainly used to handle and distribute trace amounts of liquid. This workstation is highly precise and programmable, and can quickly and accurately complete various liquid handling tasks, such as DNA or RNA purification, sample or reagent packaging and transfer. The main function of a pipetting workstation is to accurately transfer a specific volume of liquid from one container to another to achieve the purpose of the experiment.

[0003] According to a fully automatic pipetting workstation for easy pipetting disclosed on the patent website (authorization announcement number: CN216704433U), "the utility model discloses a fully automatic pipetting workstation for easy pipetting in the field of pipetting workstation technology, including a workstation assembly, including a workbench, the front and rear sides of the workbench are both provided with transverse electric guide rails, the output ends of the transverse electric guide rails are both connected to support frames, and two groups of the support frames are both connected to the front and rear electric guide rails, and the output ends of the front and rear electric guide rails are connected to the vertical electric guide rails; the mounting assembly includes a fixing seat connected to the output end of the vertical electric guide rail, by starting the motor, the screw rod can drive the plug on the sleeve to be inserted from the support rod into the mounting rod, so that the mounting rod is fixed, no manual replacement is required, time and labor are saved, and by setting a transmission belt and a transmission wheel, the four groups of plugs can be synchronously inserted around the mounting rod, so that the mounting rod can be effectively and quickly fixed."

[0004] Based on the above, the applicant believes that there are the following defects:

[0005] The fully automatic pipetting workstation for easy pipetting includes a workstation component and a workbench. Both the front and rear sides of the workbench are provided with transverse electric guide rails. The output ends of the transverse electric guide rails are connected to support frames. The pipetting gun of the device can be adjusted in transverse position through the workstation component at the bottom. However, sometimes the pipetting work needs to be adjusted in longitudinal position. The device cannot achieve longitudinal position adjustment, and the working efficiency of the device cannot be guaranteed. Utility Model Content

[0006] The purpose of the utility model is to provide a liquid transfer workstation which is convenient for liquid transfer, so as to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a liquid transfer workstation for easy liquid transfer, comprising a liquid transfer workstation bottom plate, a liquid transfer mechanism is arranged on the top of the liquid transfer workstation bottom plate, a liquid transfer rack moving mechanism is arranged on the bottom of the liquid transfer workstation bottom plate, and the liquid transfer mechanism is arranged on the top of the liquid transfer rack moving mechanism;

[0008] The transfer mechanism comprises an electric slide rail, and the transfer rack moving mechanism comprises a transfer rack, the electric slide rail is fixedly connected to the top of the inner side of the transfer rack, a slider is slidably connected to the bottom of the electric slide rail, a control motor is arranged at the right rear end of the electric slide rail, an electric box is fixedly connected to the front of the slider, a control box is arranged at the top of the transfer rack, a connecting wire is installed between the electric box and the control box, a connecting plate is fixedly connected to the bottom of the electric box, a telescopic frame is fixedly connected to the bottom of the connecting plate, a mounting frame is fixedly connected to the bottom of the telescopic frame, a mounting groove is provided at the bottom of the mounting frame, and a transfer gun is installed inside the mounting groove. In this mechanism, the transfer gun and the group connected thereto can move with the slider slidably connected to the bottom of the electric slide rail to change the longitudinal position, and cooperate with other mechanisms to work, so as to realize the change of the position of the transfer gun. During transfer work, the transfer gun can also be lowered by the telescopic frame to transfer. The setting of this mechanism enables the transfer gun to be flexibly moved inside the device, which is suitable for transfer work at a variety of different positions.

[0009] Preferably, the telescopic frames are provided in two groups, and the mounting slots and the pipette guns are provided in three groups.

[0010] The cam is provided with a plurality of movable members, and the movable members are provided with a plurality of movable members on the movable members, and the movable members are provided with a plurality of movable members on the movable members.

[0011] Preferably, the movable groove and the fixed seat are symmetrically distributed at the front and rear ends of the bottom of the bottom plate of the liquid transfer workstation, and the auxiliary sliding block runs through the movable groove.

[0012] Preferably, a base is fixedly connected to the bottom of the bottom plate of the pipetting workstation, pillars are fixedly connected to the left and right ends of the bottom of the base, a fixed plate is fixedly connected to the right side of the bottom plate of the pipetting workstation, an operating table is arranged on the top of the fixed plate, columns are fixedly connected to the four corners of the top of the bottom plate of the pipetting workstation, a glass cover is fixedly connected to the inner side of the column, a top plate is fixedly connected to the top of the column, an operating door is arranged on the front of the glass cover, a test tube rack is installed on the top of the inner part of the bottom plate of the pipetting workstation, and test tubes are arranged on the surface of the test tube rack.

[0013] Preferably, glass covers are provided at both left and right ends and front and back ends of the top of the bottom plate of the pipetting workstation.

[0014] Compared with the prior art, the utility model provides a liquid transfer workstation that is convenient for liquid transfer and has the following beneficial effects:

[0015] 1. The pipetting workstation convenient for pipetting is provided with a pipetting mechanism, in which the pipette gun and the group connected thereto can move along with the slider slidably connected to the bottom of the electric slide rail to change the longitudinal position, and cooperate with other mechanisms to change the position of the pipette gun. During the pipetting work, the pipette gun can also be lowered by the telescopic frame for pipetting. The setting of the mechanism enables the pipette gun to be flexibly moved inside the device, which is suitable for pipetting work in various different positions.

[0016] 2. The pipetting workstation that facilitates pipetting is provided with a pipetting rack moving mechanism, which can be controlled by the operating table to rotate the screw, drive the slider 2 and the slider 1 and the top pipetting rack to change the lateral position, cooperate with the pipetting mechanism to move, and realize automatic and fast movement. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the internal structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the liquid transfer mechanism of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the liquid transfer gun of the utility model;

[0022] Figure 5 This is a schematic diagram of the moving mechanism of the liquid transfer rack of the utility model.

[0023] In the figure: 1. bottom plate of the pipetting workstation; 2. base; 3. pillar; 4. fixed plate; 5. operating table; 6. column; 61. top plate; 62. glass cover; 63. operating door; 7. test tube rack; 71. test tube; 8. pipetting mechanism; 81. electric slide rail; 82. slider; 83. control motor; 84. electric box; 85. control box; 86. connecting wire; 87. connecting plate; 88. telescopic frame; 89. mounting frame; 801. mounting slot; 802. pipetting gun; 9. moving mechanism of the pipetting rack; 91. moving slot; 92. fixing seat 1; 93. screw; 94. fixing seat 2; 95. fixing rod; 96. slider 2; 97. slider 1; 98. connecting cross plate; 99. sliding frame; 901. auxiliary slider; 902. pipetting rack. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] The utility model provides the following technical solutions:

[0027] Embodiment 1

[0028] See also Figure 1-4 A pipetting workstation for easy pipetting includes a pipetting workstation bottom plate 1, a pipetting mechanism 8 is arranged on the top of the pipetting workstation bottom plate 1, a pipetting rack moving mechanism 9 is arranged at the bottom of the pipetting workstation bottom plate 1, and the pipetting mechanism 8 is arranged on the top of the pipetting rack moving mechanism 9;

[0029] The liquid transfer mechanism 8 includes an electric slide 81, and the liquid transfer frame moving mechanism 9 includes a liquid transfer frame 902. The electric slide 81 is fixedly connected to the top of the inner side of the liquid transfer frame 902, and a slider 82 is slidably connected to the bottom of the electric slide 81. A control motor 83 is provided at the right rear end of the electric slide 81. An electric box 84 is fixedly connected to the front of the slider 82. A control box 85 is provided at the top of the liquid transfer frame 902. A connecting line 86 is installed between the electric box 84 and the control box 85. A connecting plate 87 is fixedly connected to the bottom of the electric box 84. A telescopic frame 88 is fixedly connected to the bottom of the connecting plate 87. The telescopic frame 88 is fixedly connected to the bottom of the mounting plate 87. The mounting frame 89 has a mounting groove 801 at the bottom thereof, and a liquid transfer gun 802 is mounted inside the mounting groove 801. In this mechanism, the liquid transfer gun 802 and the group connected thereto can move along with the slider 82 slidably connected to the bottom of the electric slide rail 81 to change the longitudinal position. By cooperating with other mechanisms to work, the position of the liquid transfer gun 802 can be changed. During the liquid transfer work, the liquid transfer gun 802 can be lowered by the telescopic frame 88 to transfer liquid. The setting of this mechanism enables the liquid transfer gun 802 to be flexibly moved inside the device, and is suitable for liquid transfer work at various different positions.

[0030] There are two sets of telescopic frames 88, and there are three sets of mounting slots 801 and pipetting guns 802.

[0031] Embodiment 2

[0032] See also Figure 1-5 On the basis of the first embodiment, the liquid transfer rack moving mechanism 9 further comprises a moving groove 91, the moving groove 91 is arranged at the front and rear ends of the top of the bottom plate 1 of the liquid transfer workstation, the left and right sides of the front end of the bottom of the moving groove 91 are fixedly connected with a fixing seat 1 92, the right side of the fixing seat 1 92 is rotatably connected with a screw rod 93, the left and right ends of the bottom rear end of the moving groove 91 are fixedly connected with a fixing seat 2 94, the right side of the fixing seat 2 94 is fixedly connected with a fixing rod 95, the surface of the screw 93 is slidably connected with a slider 1 97, and the surface of the fixing rod 95 is slidably connected with a slider 2 97. 6. A connecting cross plate 98 is fixedly connected between the slider 2 96 and the slider 1 97. A sliding frame 99 is fixedly connected to the middle section of the bottom of the bottom plate 1 of the pipetting workstation. An auxiliary slider 901 is fixedly connected to the top center of the connecting cross plate 98. A pipetting rack 902 is fixedly connected to the top of the slider 2 96 and the slider 1 97. The mechanism can be controlled by the operating table 5 to rotate the screw 93, drive the slider 2 96 and the slider 1 97 and the top pipetting rack 902 to change the horizontal position, cooperate with the pipetting mechanism 8 to move, and realize automatic and fast movement;

[0033] The moving groove 91 and the fixed seat 92 are symmetrically distributed at the front and rear ends of the bottom of the bottom plate 1 of the liquid transfer workstation, and the auxiliary slider 901 runs through the inside of the moving groove 91;

[0034] A base 2 is fixedly connected to the bottom of the bottom plate 1 of the pipetting workstation, and pillars 3 are fixedly connected to the left and right ends of the bottom of the base 2. A fixed plate 4 is fixedly connected to the right side of the bottom plate 1 of the pipetting workstation, and an operating table 5 is arranged on the top of the fixed plate 4. Four corners of the top of the bottom plate 1 of the pipetting workstation are fixedly connected to columns 6, and a glass cover 62 is fixedly connected to the inner side of the column 6. A top plate 61 is fixedly connected to the top of the column 6, and an operating door 63 is arranged on the front of the glass cover 62. A test tube rack 7 is installed on the top of the bottom plate 1 of the pipetting workstation, and test tubes 71 are arranged on the surface of the test tube rack 7;

[0035] Glass covers 62 are provided at the left and right ends and the front and back ends of the top of the bottom plate 1 of the liquid transfer workstation.

[0036] In actual operation, when the device is used, the operating door 63 is opened to place the test tube 71 on the test tube rack 7, and the pipette gun 802 is installed inside the mounting groove 801. The operating door 63 is closed, and the device is controlled through the operating table 5, the device is started, and the screw rod 93 is controlled to rotate, driving the slider 2 96, the slider 1 97 and the pipette rack 902 to move, and the auxiliary slider 901 and the sliding frame 99 are used to make the movement more stable and reliable. The pipette rack 902 moves to a suitable position and stops, and the pipette mechanism 8 is controlled to move through the operating table 5, and the control motor 83 is controlled to work to drive the slider 82 and its front components to move on the electric slide rail 81, and the telescopic frame 88 is lowered when it reaches a suitable position, and the liquid inside the test tube 71 is sucked and transported by the pipette gun 802, thereby completing the pipetting work.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A liquid transfer workstation for easy liquid transfer, comprising a liquid transfer workstation base plate (1), characterized in that: A liquid transfer mechanism (8) is arranged on the top of the bottom plate (1) of the liquid transfer workstation, a liquid transfer rack moving mechanism (9) is arranged on the bottom of the bottom plate (1) of the liquid transfer workstation, and the liquid transfer mechanism (8) is arranged on the top of the liquid transfer rack moving mechanism (9); The liquid transfer mechanism (8) comprises an electric slide rail (81), and the liquid transfer rack moving mechanism (9) comprises a liquid transfer rack (902). The electric slide rail (81) is fixedly connected to the top of the inner side of the liquid transfer rack (902). The bottom of the electric slide rail (81) is slidably connected to a slider (82). A control motor (83) is arranged at the right rear end of the electric slide rail (81). The front of the slider (82) is fixedly connected to an electric box (84). A control box (85) is arranged at the top of the liquid transfer rack (902). A connecting line (86) is installed between the electric box (84) and the control box (85). The bottom of the electric box (84) is fixedly connected to a connecting plate (87). The bottom of the connecting plate (87) is fixedly connected to a telescopic rack (88). The bottom of the telescopic rack (88) is fixedly connected to a mounting rack (89). The bottom of the mounting rack (89) is provided with a mounting groove (801), and a liquid transfer gun (802) is installed inside the mounting groove (801).

2. A liquid transfer workstation for easy liquid transfer according to claim 1, characterized in that: The telescopic frames (88) are provided in two groups, and the mounting slots (801) and the pipetting guns (802) are provided in three groups.

3. A liquid transfer workstation for easy liquid transfer according to claim 1, characterized in that: The liquid transfer rack moving mechanism (9) comprises a moving groove (91), wherein the moving groove (91) is provided at the front and rear ends of the top of the liquid transfer workstation bottom plate (1), the left and right sides of the front end of the bottom of the moving groove (91) are fixedly connected to a fixing seat 1 (92), the right side of the fixing seat 1 (92) is rotatably connected to a screw rod (93), the left and right ends of the rear end of the bottom of the moving groove (91) are fixedly connected to a fixing seat 2 (94), the right side of the fixing seat 2 (94) is fixedly connected to a fixing rod (95), the screw rod (93) 93) is slidably connected to a slider 1 (97) on the surface, the fixed rod (95) is slidably connected to a slider 2 (96) on the surface, a connecting cross plate (98) is fixedly connected between the slider 2 (96) and the slider 1 (97), a sliding frame (99) is fixedly connected to the middle section of the bottom of the pipetting workstation base plate (1), an auxiliary slider (901) is fixedly connected to the top center of the connecting cross plate (98), and a pipetting rack (902) is fixedly connected to the top of the slider 2 (96) and the slider 1 (97).

4. A liquid transfer workstation for easy liquid transfer according to claim 3, characterized in that: The movable groove (91) and the fixed seat (92) are symmetrically distributed at the front and rear ends of the bottom of the bottom plate (1) of the liquid transfer workstation, and the auxiliary sliding block (901) runs through the movable groove (91).

5. A liquid transfer workstation for easy liquid transfer according to claim 1, characterized in that: The bottom of the bottom plate (1) of the pipetting workstation is fixedly connected to a base (2), the left and right ends of the bottom of the base (2) are fixedly connected to pillars (3), the right side of the bottom plate (1) of the pipetting workstation is fixedly connected to a fixed plate (4), the top of the fixed plate (4) is provided with an operating table (5), the four corners of the top of the bottom plate (1) of the pipetting workstation are fixedly connected to columns (6), the inner side of the columns (6) is fixedly connected to a glass cover (62), the top of the columns (6) is fixedly connected to a top plate (61), the front of the glass cover (62) is provided with an operating door (63), and a test tube rack (7) is installed on the top of the inside of the bottom plate (1) of the pipetting workstation, and test tubes (71) are provided on the surface of the test tube rack (7).

6. A liquid transfer workstation for easy liquid transfer according to claim 5, characterized in that: Glass covers (62) are provided at the left and right ends and the front and rear ends of the top of the bottom plate (1) of the liquid transfer workstation.

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