Portable pipettor rack

Abstract

The utility model discloses a portable pipettor frame which comprises a supporting device, a limiting device is fixedly installed at the top of the front end of the supporting device, a covering device is installed at the top end of the supporting device in a sliding mode, the covering device is located above the limiting device, and the limiting device comprises a positioning bolt, a supporting side plate, a sliding rod and a contact frame. The contact frame is fixedly installed at the front end of the sliding rod, the sliding rod is installed in the supporting side plate in a sliding mode, the positioning bolt penetrates through the supporting side plate in a threaded mode and is rotatably installed in the center of the rear end of the contact frame, the covering device comprises sliding keys, magnetic attraction pieces and a top cover, and the sliding keys are fixedly installed at the bottoms of the two ends of the top cover. The magnetic piece is fixedly installed at the rear end of the top cover. Through the arrangement of the limiting device, the covering device and the supporting device, the purpose that the pipettor can be limited and fixed and is convenient to carry is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipettes, in particular to a portable pipette stand. Background Art

[0002] A pipette, also known as a pipette gun, is an instrument used to quantitatively transfer liquids. When conducting analytical testing research, a pipette is generally used to transfer small or trace amounts of liquid. Pipette can be divided into gas piston pipette and external piston pipette according to the principle. Gas piston pipette is mainly used for standard pipetting, and external piston pipette is mainly used to handle special liquids such as volatile, corrosive and viscous liquids.

[0003] According to a multifunctional pipette rack with Chinese patent publication number CN208390061U, it includes two main body support plates, a bottom plate, at least two test tube rack plates and at least two pipette rack plates; the main body support plates are all trapezoidal, and the upper bottom edges are all provided with a first notch, the two main body support plates are arranged in parallel and opposite to each other, the first notches on both sides correspond to each other, and can be used to place pipettes; a plurality of circular holes are provided on the test tube rack plates, and the plurality of circular holes are arranged in an array, the test tube rack plate and the bottom plate are both arranged between the two main body support plates, the test tube rack plate and the bottom plate are arranged in parallel and spaced apart, located above the bottom plate, and the circular holes correspond to each other, and can be used to vertically place test tubes; a second notch is provided on the pipette rack plates, which is arranged between the two main body support plates, parallel and spaced apart from each other, and the openings of the second notches correspond to each other, and both face outward, and can be used to place pipettes.

[0004] When the existing pipette rack is in use, it is placed in a sliding and plugging manner, and lacks a component to limit the positioning of the pipette. As a result, when the pipette rack is moved, the pipette may shake or fall inside the rack, causing damage to the pipette. Therefore, a device is needed to improve the above problem. Utility Model Content

[0005] The purpose of the utility model is to provide a portable pipette stand to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a portable pipette stand, comprising a supporting device, a limiting device fixedly installed on the front end top of the supporting device, a covering device slidably installed on the top of the supporting device, and the covering device is located above the limiting device, the limiting device comprises a positioning bolt, a supporting side plate, a sliding rod and a contact frame, the contact frame is fixedly installed on the front end of the sliding rod, the sliding rod is slidably installed inside the supporting side plate, and the positioning bolt thread penetrates the supporting side plate and is rotatably installed on the rear end center of the contact frame, the covering device comprises a sliding key, a magnetic suction sheet and a top cover, the sliding key is fixedly installed on the bottom of both ends of the top cover, and the magnetic suction sheet is fixedly installed on the rear end of the top cover.

[0007] Specifically, the supporting device includes a handle, a docking groove, a side frame, a supporting base, a bottom plate, a limiting ring and a sliding iron sheet. The side frame is fixedly mounted on the top rear end of the supporting base, the docking grooves are equidistantly arranged on the front end of the side frame, the bottom plate is fixedly mounted on the top of both ends of the supporting base, the limiting ring is fixedly mounted on both ends of the supporting base, and the limiting ring is located at the rear end of the bottom plate, the sliding iron sheet is slidably mounted inside the limiting ring, and the handle is fixedly mounted on the rear end bottom of the supporting base.

[0008] Specifically, the supporting side plate is fixedly mounted on the top front end of the supporting base, and the sliding key is slidably inserted inside the top end of the bottom plate.

[0009] Specifically, a sliding groove matched with the sliding key is opened inside the top end of the bottom plate.

[0010] Specifically, anti-dropping sheets are fixedly mounted on the top and bottom ends of the sliding iron sheet, respectively, and the front end surface of the sliding iron sheet is flush with the rear end surface of the magnetic attraction sheet.

[0011] Specifically, a plastic pad is fixedly mounted on the front end surface of the contact frame.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. By setting the limiting device, the positioning bolt can be screwed toward the front end so that it can penetrate the supporting side plate and drive the contact frame to move toward the front end. When the contact frame moves, the sliding rod slides inside the supporting side plate to ensure that the contact frame moves in a straight line and prevent the contact frame from being skewed. At the same time, the plastic pad is fixedly installed at the front end of the contact frame to prevent the contact frame from causing damage to the pipette when it contacts the pipette, thereby completing the work of limiting the positioning of the pipette.

[0014] 2. Through the combined setting of the covering device and the limiting device, the top cover can be moved to the top of the supporting base so as to cover the top of the pipette to prevent dust from entering. At the same time, the sliding iron sheet can be moved upward to fit with the magnetic sheet so that the sliding iron sheet can prevent the top cover from sliding off. At the same time, through the setting of the handle, the user can easily pick up the device as a whole for easy carrying. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the main structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the limiting device of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the covering device of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the support device of the utility model.

[0019] In the figure: 1-limiting device, 2-covering device, 3-supporting device, 4-positioning bolt, 5-supporting side plate, 6-sliding rod, 7-contact frame, 8-sliding key, 9-magnetic suction plate, 10-top cover, 11-handle, 12-docking groove, 13-side frame, 14-support base, 15-bottom plate, 16-limiting collar, 17-sliding iron sheet. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-4 The utility model provides an embodiment: a portable pipette stand, including a supporting device 3, a limiting device 1 is fixedly installed on the front end top of the supporting device 3, a covering device 2 is slidably installed on the top of the supporting device 3, and the covering device 2 is located above the limiting device 1, the limiting device 1 includes a positioning bolt 4, a supporting side plate 5, a sliding rod 6 and a contact frame 7, the contact frame 7 is fixedly installed on the front end of the sliding rod 6, the sliding rod 6 is slidably installed inside the supporting side plate 5, and the positioning bolt 4 is threaded through the supporting side plate 5 and is rotatably installed on the rear end center of the contact frame 7, the covering device 2 includes a sliding key 8, a magnetic suction sheet 9 and a top cover 10, the sliding key 8 is fixedly installed on the bottom of both ends of the top cover 10, and the magnetic suction sheet 9 is fixedly installed on the rear end of the top cover 10.

[0022] The supporting device 3 includes a handle 11, a docking groove 12, a side frame 13, a supporting base 14, a bottom plate 15, a limiting ring 16 and a sliding iron sheet 17. The side frame 13 is fixedly mounted at the top rear end of the supporting base 14, the docking grooves 12 are equidistantly arranged on the front end of the side frame 13, the bottom plate 15 is fixedly mounted at the top of both ends of the supporting base 14, the limiting ring 16 is fixedly mounted on both ends of the supporting base 14, and the limiting ring 16 is located at the rear end of the bottom plate 15, the sliding iron sheet 17 is slidably mounted inside the limiting ring 16, the handle 11 is fixedly mounted on the rear end bottom of the supporting base 14, and a protective gasket is fixedly mounted through the inner bottom end of the supporting base 14 to prevent the bottom end of the pipette from colliding with the desktop.

[0023] The supporting side plate 5 is fixedly mounted on the top front end of the supporting base 14 , and the sliding key 8 is slidably inserted into the top inner portion of the bottom plate 15 , which can ensure that the top cover 10 moves in a straight line.

[0024] A sliding groove matched with the sliding key 8 is provided inside the top end of the bottom plate 15 to prevent the top cover 10 from falling off when moving.

[0025] The top and bottom ends of the sliding iron sheet 17 are respectively fixed with anti-dropping sheets, and the front end surface of the sliding iron sheet 17 is flush with the rear end surface of the magnetic sheet 9, thereby improving the docking accuracy between the sliding iron sheet 17 and the top cover 10.

[0026] A plastic pad is fixedly mounted on the front end surface of the contact frame 7 to prevent the contact frame 7 from wearing and damaging the pipette.

[0027] Working principle: when in use, first place the support base 14 on the desktop, and then put the pipette into the docking groove 12. At this time, the positioning bolt 4 can be screwed inwardly to drive the contact frame 7 to move inward. When the contact frame 7 moves, the slide bar 6 slides inside the supporting side plate 5, so that the contact frame 7 can be guaranteed to move in a straight line, thereby improving the contact accuracy between the contact frame 7 and the pipette. At the same time, a plastic edge strip is fixedly installed on the front end of the contact frame 7, so that the contact frame 7 can be prevented from causing damage to the pipette. A plurality of equidistantly arranged docking grooves 12 are provided on the side frame 13, so that a plurality of pipettes can be placed on the side frame 13 at the same time. At the same time, the length of the contact frame 7 is the same as that of the side frame 13, so that the pipettes on the docking groove 12 can be fixed and limited synchronously to complete the preliminary limitation of the pipette. At this time, the top cover 10 can be slid onto the support base 14 until the sliding key 8 moves in the sliding groove on the top of the bottom plate 15, so that the top cover 10 can be guaranteed to move along When the top cover 10 is vertically aligned with the front end surface of the bottom plate 15, the sliding iron sheet 17 can be slid upward until the sliding iron sheet 17 is fitted with the magnetic sheet 9, so that the magnetic sheet 9 and the sliding iron sheet 17 are adsorbed and fitted, which can prevent the top cover 10 from falling from the top end of the bottom plate 15, and complete the positioning and restriction work of the pipette. At this time, through the setting of the handle 11, it is convenient for the user to take the device as a whole, which is convenient for carrying. The device drives the contact frame 7 to squeeze the pipette inwardly and limit it to the inside of the docking groove 12 by screwing the positioning bolt 4, so that the pipette can be restricted and fixed. At the same time, the top cover 10 can be slidably inserted into the top end of the bottom plate 15 through the sliding key 8, so that the top end of the pipette can be restricted, and then the handle 11 is taken, and the device can be taken as a whole, which is convenient for carrying outside.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A portable pipette stand, comprising a supporting device (3), a limiting device (1) being fixedly mounted on the front end of the supporting device (3), a covering device (2) being slidably mounted on the top of the supporting device (3), and the covering device (2) being located above the limiting device (1), characterized in that: The limiting device (1) comprises a positioning bolt (4), a supporting side plate (5), a sliding rod (6) and a contact frame (7); the contact frame (7) is fixedly mounted on the front end of the sliding rod (6); the sliding rod (6) is slidably mounted inside the supporting side plate (5); and the positioning bolt (4) is threadedly penetrated through the supporting side plate (5) and is rotatably mounted on the rear end center of the contact frame (7); the covering device (2) comprises a sliding key (8), a magnetic attraction sheet (9) and a top cover (10); the sliding key (8) is fixedly mounted on the bottom of both ends of the top cover (10); and the magnetic attraction sheet (9) is fixedly mounted on the rear end of the top cover (10).

2. A portable pipette stand according to claim 1, characterized in that: The support device (3) comprises a handle (11), a docking groove (12), a side frame (13), a support base (14), a bottom plate (15), a limiting ring (16) and a sliding iron sheet (17); the side frame (13) is fixedly mounted on the top rear end of the support base (14); the docking groove (12) is equidistantly arranged on the front end of the side frame (13); the bottom plate (15) is fixedly mounted on the top of both ends of the support base (14); the limiting ring (16) is fixedly mounted on both ends of the support base (14), and the limiting ring (16) is located at the rear end of the bottom plate (15); the sliding iron sheet (17) is slidably mounted inside the limiting ring (16); and the handle (11) is fixedly mounted on the bottom of the rear end of the support base (14).

3. A portable pipette stand according to claim 2, characterized in that: The supporting side plate (5) is fixedly mounted on the top front end of the supporting base (14), and the sliding key (8) is slidably inserted into the top inner portion of the bottom plate (15).

4. A portable pipette stand according to claim 3, characterized in that: A sliding groove matching the sliding key (8) is provided inside the top end of the bottom plate (15).

5. A portable pipette stand according to claim 4, characterized in that: Anti-dropout sheets are fixedly mounted on the top and bottom ends of the sliding iron sheet (17), respectively, and the front end surface of the sliding iron sheet (17) is flush with the rear end surface of the magnetic attraction sheet (9).

6. A portable pipette stand according to claim 5, characterized in that: A plastic pad is fixedly mounted on the front end surface of the contact frame (7).

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