Special bracket for pipettor

Abstract

The utility model discloses a special support for a pipettor, which belongs to the technical field of experimental apparatus placement and comprises a support frame, two groups of suckers are fixedly connected to the bottom surface of the support frame, a support strip is movably connected to the center of the top of the support frame, and pull rings are arranged at two ends of the top of the support frame close to the outer sides. A set of distance adjusting mechanisms are arranged on the front sides of the supporting strips, movable rings are fixedly connected to the positions, close to the inner sides, of the two ends of the top of the supporting frame, a positioning rod is fixedly connected to the inner side of a pull ring, and a reset spring is fixedly connected to one side of the positioning rod. The arrangement state of the support can be stably adjusted, it is avoided that the support occupies too much test space, the adjusting assembly is arranged, the number and interval of pipettor clamps can be effectively adjusted, and the pipettor storage effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of experimental equipment placement, and more specifically to a special support for a pipette. Background Art

[0002] The pipette is a precision device for transferring and adding liquids, which is commonly used in clinical diagnostic laboratories, biotechnology laboratories, laboratories of universities and colleges, laboratories of the chemical industry, etc. Since the pipette is a precision instrument, most of them are relatively expensive. In order to prevent contamination and damage, the pipette is usually placed on a pipette stand after use.

[0003] Based on the above, the inventors found that the existing pipette holders are fixedly placed, either directly placed on the test bench or mounted on the wall, which makes it difficult to freely adjust the placement and easily occupies the working space. Therefore, in view of this, the existing structure is studied and improved to provide a special pipette holder in order to achieve a more practical purpose. Utility Model Content

[0004] 1. Technical problems to be solved

[0005] In view of the problems existing in the prior art, the purpose of the utility model is to provide a special stand for pipettes. This scheme can stably adjust the placement state of the stand by combining vertical placement with wall-mounted placement, thereby avoiding the stand occupying too much test space, and providing an adjustment component to effectively adjust the number and spacing of pipette clamps, thereby improving the storage effect of the pipettes.

[0006] 2. Technical solution

[0007] To solve the above problems, the utility model adopts the following technical solutions.

[0008] A special support for a pipette, comprising a support frame, two groups of suction cups are fixedly connected to the bottom surface of the support frame, and a support bar is movably connected to the center of the top of the support frame, pull rings are arranged at the outer sides of both ends of the top of the support frame, a group of spacing adjustment mechanisms are arranged on the front side of the support bar, movable rings are fixedly connected to both ends of the top of the support frame on the inner sides, a positioning rod is fixedly connected to the inner side of the pull ring, a reset spring is fixedly connected to one side of the positioning rod, movable grooves are opened at both ends of the support bar, a positioning groove is opened on one side of the movable groove, and two groups of fixing holes are opened on the front side of the support bar on the inner side;

[0009] The spacing adjustment mechanism includes a sliding block, the front end of the sliding block is fixedly connected to a clamping ring, and the rear end of the sliding block is penetrated by clamping rods on both sides, the middle part of the sliding block is penetrated by pressing blocks on both sides, and the inner end of the clamping rod is sleeved with a positioning spring.

[0010] Furthermore, the movable ring is located inside the movable groove, and the movable ring is movably connected to the movable groove.

[0011] Furthermore, the end face of the positioning rod is arranged in a square shape, and the positioning rod passes through the movable ring and is adapted to the positioning groove.

[0012] Furthermore, one end of the return spring away from the positioning rod is fixedly connected to the upper end of the support frame internally.

[0013] Furthermore, the rear end of the sliding block is located inside the supporting bar, and the rear end of the sliding block is slidably connected to the supporting bar.

[0014] Furthermore, the pressing block and the clamping rod at the same horizontal position are fixedly connected, and the connection between the pressing block and the clamping rod is slidably connected to the sliding block.

[0015] Furthermore, two ends of the positioning spring are fixedly connected to the clamping rod and the inner surface of the sliding block respectively, and the clamping rod is adapted to the fixing hole.

[0016] 3. Beneficial effects

[0017] Compared with the prior art, the advantages of the present invention are:

[0018] (1) This solution adjusts the position of the positioning rod by setting a pull ring. When the positioning rod is separated from the positioning groove, the movable ring and the movable groove are in an active state, and the support frame can be rotated. When the positioning rod is engaged with the positioning groove, the movable ring and the movable groove are in a fixed state, and the position of the support frame and the support bar is fixed. Compared with the prior art, the placement of the bracket can be stably adjusted by combining vertical placement and wall-mounted placement, thereby avoiding the bracket occupying too much test space.

[0019] (2) By setting a spacing adjustment mechanism, pressing the pressing block, the sliding block is slid and adjusted inside the support bar, the pressing block and the clamping rod move synchronously, and the positioning spring is compressed. When the sliding block reaches a suitable position, the pressing block is released. Under the action of the positioning spring, the pressing block and the clamping rod are reset, and the clamping rod is clamped with the fixed hole, thereby fixing the position of the sliding block and the clamping ring. Compared with the prior art, the setting of the adjustment component can effectively adjust the number and spacing of the pipette clamps, thereby improving the storage effect of the pipette. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a disassembled diagram of the support frame and the pull ring of the utility model;

[0022] Figure 3 It is a partial cross-sectional view of the support bar of the utility model;

[0023] Figure 4 It is a structural schematic diagram of the spacing adjustment mechanism of the utility model.

[0024] Explanation of the numbers in the figure: 1. Support frame; 2. Suction cup; 3. Support bar; 4. Pull ring; 5. Spacing adjustment mechanism; 6. Movable ring; 7. Positioning rod; 8. Reset spring; 9. Movable groove; 10. Positioning groove; 11. Fixing hole; 12. Sliding block; 13. Clamping ring; 14. Pressing block; 15. Clamping rod; 16. Positioning spring. DETAILED DESCRIPTION

[0025] The following will clearly and completely describe the technical solutions in the embodiments of the utility model in conjunction with the drawings in the embodiments of the utility model; it is obvious that the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments of the utility model without making creative work are within the scope of protection of the utility model.

[0026] Example:

[0027] See also Figure 1-4 A special support for a pipette comprises a support frame 1, two groups of suction cups 2 are fixedly connected to the bottom surface of the support frame 1, and a support bar 3 is movably connected to the center of the top of the support frame 1, pull rings 4 are arranged on the outer sides of both ends of the top of the support frame 1, a group of spacing adjustment mechanisms 5 are arranged on the front side of the support bar 3, movable rings 6 are fixedly connected to the inner sides of both ends of the top of the support frame 1, a positioning rod 7 is fixedly connected to the inner side of the pull ring 4, a reset spring 8 is fixedly connected to one side of the positioning rod 7, movable grooves 9 are provided at both ends of the support bar 3, a positioning groove 10 is provided on one side of the movable groove 9, and two groups of fixing holes 11 are provided on the front side of the support bar 3;

[0028] The spacing adjustment mechanism 5 includes a sliding block 12, the front end of the sliding block 12 is fixedly connected to a clamping ring 13, and the rear end of the sliding block 12 is penetrated by clamping rods 15 on both sides, the middle part of the sliding block 12 is penetrated by pressing blocks 14 on both sides, and the inner end of the clamping rod 15 is sleeved with a positioning spring 16. In order to be able to place different numbers of pipettes and adjust the placement spacing at the same time, a spacing adjustment mechanism 5 is provided.

[0029] See also Figure 2The movable ring 6 is located inside the movable groove 9, and the movable ring 6 is movably connected to the movable groove 9. When the support frame 1 is set vertically, it can be directly placed on the test bench through the suction cup 2, and the pipette is fixed inside the clamping ring 13 to complete the storage of the pipette. If there is no suitable placement, the movable ring 6 is used as the rotation axis to rotate the support frame 1 90° to the rear side, so that the support frame 1 is set in a horizontal state and adsorbed on the wall through the suction cup 2.

[0030] See also Figure 3 The end face of the positioning rod 7 is set in a square shape, and the positioning rod 7 passes through the movable ring 6 and is adapted to the positioning groove 10. When the positioning rod 7 is separated from the positioning groove 10, the movable ring 6 and the movable groove 9 are in an active state, and the support frame 1 can be rotated. When the positioning rod 7 is engaged with the positioning groove 10, the movable ring 6 and the movable groove 9 are in a fixed state, and the support frame 1 and the support bar 3 are fixed.

[0031] See also Figure 2 The end of the reset spring 8 away from the positioning rod 7 is fixedly connected to the upper end of the support frame 1 internally, and the positioning rod 7 is pulled outward through the pull ring 4, while compressing the reset spring 8, and then the positioning rod 7 is reset under the action of the reset spring 8.

[0032] See also Figure 4 The rear end of the sliding block 12 is located inside the support bar 3, and the rear end of the sliding block 12 is slidably connected to the support bar 3. Press the pressing block 14 to slide and adjust the sliding block 12 inside the support bar 3.

[0033] See also Figure 4 The pressing block 14 and the clamping rod 15 located at the same horizontal position are fixedly connected, and the connection between the pressing block 14 and the clamping rod 15 is slidably connected to the sliding block 12. The pressing block 14 and the clamping rod 15 move synchronously and compress the positioning spring 16.

[0034] See also Figure 4 The two ends of the positioning spring 16 are fixedly connected to the clamping rod 15 and the inner surface of the sliding block 12 respectively, and the clamping rod 15 is adapted to the fixing hole 11. When the sliding block 12 reaches a suitable position, the pressing block 14 is released. Under the action of the positioning spring 16, the pressing block 14 and the clamping rod 15 are reset, and the clamping rod 15 is clamped with the fixing hole 11, thereby fixing the position of the sliding block 12 and the clamping ring 13, and the pipette can be stored.

[0035] When in use: first select the corresponding number of sliding blocks 12 according to the number of pipettes to be stored, and press the pressing block 14 to slide and adjust the sliding block 12 inside the support bar 3. The pressing block 14 and the clamping rod 15 move synchronously and compress the positioning spring 16. When the sliding block 12 reaches a suitable position, release the pressing block 14. Under the action of the positioning spring 16, the pressing block 14 and the clamping rod 15 are reset, and the clamping rod 15 is clamped with the fixing hole 11, so that the sliding block 12 and the clamping ring 13 are fixed in position. When the support frame 1 is set vertically, it can be directly placed on the test bench through the suction cup 2 to fix the pipette on the clamping ring 1. 3, complete the storage of the pipette. If there is no suitable placement, pull the positioning rod 7 outward through the pull ring 4, the positioning rod 7 is separated from the positioning groove 10, and the movable ring 6 and the movable groove 9 are in an active state. Use the movable ring 6 as the rotation axis to rotate the support frame 1 90° to the rear side so that the support frame 1 is set in a horizontal state. At the same time, release the pull ring 4. Under the action of the reset spring 8, the positioning rod 7 is reset and engaged with the positioning groove 10, then the movable ring 6 and the movable groove 9 are in a fixed state. At this time, the support frame 1 and the support bar 3 are fixed, and the support frame 1 can be adsorbed on the wall through the suction cup 2 to complete the adjustment of the placement state.

[0036] Finally, it should be noted that in the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as limitations on the present invention.

[0037] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0038] The above is only a preferred specific implementation of the utility model; however, the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solution and improved ideas of the utility model within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model.

Claims

1. A special support for a pipette, comprising a support frame (1), wherein two groups of suction cups (2) are fixedly connected to the bottom surface of the support frame (1), and a support bar (3) is movably connected to the center of the top of the support frame (1), and pull rings (4) are arranged on the outer sides of both ends of the top of the support frame (1), and a group of spacing adjustment mechanisms (5) are arranged on the front side of the support bar (3), characterized in that: Both ends of the top of the support frame (1) are fixedly connected to movable rings (6) on the inner side, the inner side of the pull ring (4) is fixedly connected to a positioning rod (7), one side of the positioning rod (7) is fixedly connected to a return spring (8), both ends of the support bar (3) are provided with movable grooves (9), one side of the movable groove (9) is provided with a positioning groove (10), and the front side of the support bar (3) is provided with two groups of fixing holes (11) on the inner side; The spacing adjustment mechanism (5) comprises a sliding block (12), the front end of the sliding block (12) is fixedly connected to a clamping ring (13), and the rear end of the sliding block (12) is penetrated by clamping rods (15) on both sides, the middle part of the sliding block (12) is penetrated by pressing blocks (14) on both sides, and the inner end of the clamping rod (15) is sleeved with a positioning spring (16).

2. A pipette-specific bracket according to claim 1, characterized in that: The movable ring (6) is located inside the movable groove (9), and the movable ring (6) is movably connected to the movable groove (9).

3. A pipette-specific bracket according to claim 1, characterized in that: The end face of the positioning rod (7) is arranged in a square shape, and the positioning rod (7) passes through the movable ring (6) and is adapted to the positioning groove (10).

4. A pipette-specific stand according to claim 1, characterized in that: One end of the return spring (8) away from the positioning rod (7) is fixedly connected to the upper end of the support frame (1) internally.

5. A pipette-specific stand according to claim 1, characterized in that: The rear end of the sliding block (12) is located inside the support bar (3), and the rear end of the sliding block (12) is slidably connected to the support bar (3).

6. A pipette-specific stand according to claim 1, characterized in that: The pressing block (14) and the clamping rod (15) located at the same horizontal position are fixedly connected, and the connection between the pressing block (14) and the clamping rod (15) is slidably connected to the sliding block (12).

7. A pipette-specific stand according to claim 1, characterized in that: The two ends of the positioning spring (16) are respectively fixedly connected to the clamping rod (15) and the inner surface of the sliding block (12), and the clamping rod (15) is adapted to the fixing hole (11).

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