CN212474098U

CN212474098U - High-temperature high-pressure pipette suction head boxing device

Info

Publication number: CN212474098U
Application number: CN202020146202.8U
Authority: CN
Inventors: 王成; 孙萌
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-23
Filing date: 2020-01-23
Publication date: 2021-02-05
Anticipated expiration: 2030-01-23

Abstract

The utility model discloses a can high temperature highly compressed pipettor suction head cartoning device, including screening frame, collector, fixer and apron. The screening frame is connected with the collector through the collector clamping groove, and the screening frame and the collector form a plane which can screen the suction head into the collector; the collector is used for collecting the suckers with enough boxing quantity; the fixer is positioned below the collector and used for fixing the distance between the suction heads so as to enable the suction heads to correspond to the positions of the suction head box fixing holes; the cover plate is positioned above the collector and used for covering the collected sucker and placing pollution. The utility model discloses the used material can stand 121 ℃, and the problem that suction head cartoning device can not high temperature autoclaving is solved to 0.103Mpa high temperature autoclaving. The suction head fast and accurate boxing device can effectively avoid the pollution of the boxing device to the suction head while realizing high flux and fast and accurate boxing of the suction head, and can be used in laboratories of enterprises, universities, scientific research institutions and the like.

Description

High-temperature high-pressure pipette suction head boxing device

Technical Field

The utility model relates to an experimental facilities technical field is a but high temperature highly compressed pipettor suction head cartoning device.

Background

Pipette tips (shortly: tips) are the most commonly used consumable in microbiological and molecular biology laboratories, and are consumed in enormous quantities. The tips need to be inserted into the tip magazine in order before use. Full-pack tips are commercially available, but are expensive. In order to control the cost of the experiment, many laboratories will choose to hand load inexpensive baged tips, a time consuming and cumbersome process.

In addition, some laboratories may purchase processed bag tips, such as sterile tips, RNA-enzyme-depleted tips, or endotoxin-depleted tips, as needed for different experiments. The suction heads are used for boxing, but in order to prevent the pollution to the suction heads in the boxing process, experimenters have to use tweezers for high-temperature and high-pressure treatment to clamp the suction heads one by one for boxing, the flux is low, a large amount of time is consumed, and the work efficiency is directly reduced. Therefore, there is a need for a high throughput pipette tip boxing apparatus that can accurately and quickly box pipette tips of different specifications, does not cause contamination to pipette tips, and can be used at high temperature and high pressure.

Disclosure of Invention

An object of the utility model is to provide a can high temperature highly compressed pipettor suction head cartoning device can reach fast accurately with the suction head dress box, improves work efficiency, can effectively avoid the pollution to the suction head again.

The utility model adopts the technical scheme that: a high-temperature and high-pressure pipette tip boxing device comprises a screening frame, a collector, a fixer and a cover plate.

The screening frame is provided with a hole-opening handle, a screening strip, a collector clamping groove, a fixer slideway and a foldable support leg; the opening handle is positioned at the front end of the top layer of the screening rack; the screening strips are 13 and are positioned in the middle of the top layer of the screening frame, the distance between every two screening strips can just clamp the upper edge of the suction head, the length of each screening strip is the sum of the external diameter lengths of the upper edges of the 8 suction heads, and the two screening strips on the outermost side are horizontally connected with the outer frame of the top layer of the screening frame and are positioned on two sides of the clamping groove of the collector; the collector clamping grooves are positioned at the top layer terminal and the tail end of the screening frame and are used for fixing the collector; the fixer slideway is positioned at the tail end of the middle layer of the screening frame and below the collector clamping groove; the foldable support legs are located on the lower layer of the screening frame and fixed at four corners of the screening frame.

The collector is provided with a collecting strip, a clamping frame and a collector handle; the number of the collecting strips is 13, the distance between every two collecting strips can just clamp the upper edge of the suction head, the length of the collecting strips is the sum of the outer diameters of the upper edges of the 8 suction heads, and the two collecting strips on the outermost side are horizontally connected with the clamping frame; the clamping frame is positioned on the outer edge of the collector, is in a U shape, has a left opening, and is clamped in the clamping groove of the screening frame collector; the collector handle is horizontally vertical to the center of the lower end of the clamping frame.

The fixer is provided with a fixing strip and a fixer handle, is U-shaped and has an upward opening; the number of the fixing strips is 9, the distance between every two fixing strips is the diameter of the outer edge of the middle upper part of the suction head, the length of the leftmost fixing strip is the length of the clamping frame at the rightmost end of the collector, and the length of the outer diameter of the upper edge of the suction head is increased every right fixing strip; the fixer handle is horizontally vertical to the center of the lower end of the fixer.

The cover plate is provided with a cover plate main body and a cover plate handle; the cover plate main body is sized to cover the whole collecting strip part; the cover plate handle is horizontally and vertically connected with the center of the lower end of the cover plate main body.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses used material can stand 121 ℃, 0.103MPa high temperature autoclaving, and structural design is exquisite, can effectively avoid the deformation that accurate part produced behind high temperature high pressure, has solved the problem that suction head cartoning device can not high temperature autoclaving. The automatic loading device is not only suitable for loading the suction head without sterilization treatment, but also suitable for loading some bagged suction heads which are subjected to special treatment (such as sterility, RNA enzyme removal and the like) and are ready to use for boxing, can effectively avoid the pollution of a boxing device to the suction head while realizing the high-flux quick and accurate boxing of the suction head, and can be used in enterprises, universities, scientific research institutions laboratories and the like.

Drawings

Fig. 1 is the structure schematic diagram of the screening frame of the present invention.

Fig. 2 is a schematic view of the collector structure of the present invention.

Fig. 3 is a schematic view of the structure of the fixing device of the present invention.

Fig. 4 is a schematic view of the overall structure of the present invention.

The reference numbers in the drawings are: the screening device comprises a screening frame 1, a perforated handle 1-1, screening strips 1-2, a collector clamping groove 1-3, a fixer slideway 1-4, a foldable support leg 1-5, a collector 2, collecting strips 2-1, a clamping frame 2-2, a collector handle 2-3, a fixer 3, a fixing strip 3-1 and a fixer handle 3-2.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention

Example 1

As shown in fig. 1, 2, 3, and 4, a pipette tip boxing apparatus capable of high temperature and high pressure includes a screening frame 1, a collector 2, a fixer 3, and a cover plate 4, which are all made of high temperature resistant epoxy resin material, and can withstand several times of 121 ℃, 0.103MPa, 30 minutes of high temperature and high pressure sterilization without softening or deformation.

The screening frame 1 is provided with a perforated handle 1-1, screening strips 1-2, a collector clamping groove 1-3, a fixer slideway 1-4 and a foldable support leg 1-5; the opening handle 1-1 is positioned at the front end of the top layer of the screening frame 1 and is used for holding operation; the number of the screening strips 1-2 is 13, the screening strips are positioned in the middle of the top layer of the screening frame 1, the distance between every two screening strips can just clamp the upper edge of a suction head, the sum of the external diameters of the upper edges of the suction heads with the length of 8 is obtained, and the two screening strips on the outermost side are horizontally connected with the outer frame of the top layer of the screening frame 1 and positioned on two sides of the clamping groove 1-3 of the collector; the collector clamping grooves 1-3 are positioned at the terminal and the tail end of the top layer of the screening frame 1 and are used for fixing the collector 2 to form the same horizontal plane with the top layer of the screening frame 1; the fixer slideways 1-4 are positioned at the tail end of the middle layer of the screening frame 1 and below the collector clamping grooves 1-3 and used for guiding the fixer 3 to slide; foldable support legs 1-4 are positioned at the lower layer of the screening frame 1, are fixed at four corners of the screening frame 1 and have inward folding functions.

Optionally, baffles can be added to the outer edges of the top layer (parallel to the direction of the screening strips 1-2) of the screening frame 1 to prevent the suction head from sliding out from two sides.

The collector 2 is provided with a collecting strip 2-1, a clamping frame 2-2 and a collector handle 2-3 which are all positioned on the same horizontal plane; the number of the collecting strips 2-1 is 13, the distance between every two collecting strips can just clamp the upper edge of the suction head, the length of the collecting strips is the sum of the outer diameter lengths of the upper edges of the 8 suction heads, and the two collecting strips on the outermost side are horizontally connected with the clamping frame 2-2; the clamping frame 2-2 is positioned at the outer edge of the collector 2, is in a U shape and has a left opening, the clamping frame 2-2 is clamped in the clamping groove 1-3 of the collector, so that each collecting strip 2-1 and the screening strip 1-2 are in seamless butt joint, and a suction head can slide into the gap of the screening strip 1-2 along the gap of the collecting strip 2-1 when in use; the collector handle 2-3 is horizontally vertical to the center of the lower end of the clamping frame 2-2.

The fixer 3 is provided with a fixing strip 3-1 and a fixer handle 3-2, and is U-shaped with an upward opening; the number of the fixed strips 3-1 is 9, the distance between every two fixed strips is the diameter of the outer edge of the middle upper part of the suction head, the length of the leftmost fixed strip is the length of the rightmost end of the clamping frame 2-2, the length of the outer diameter of the upper edge of the suction head is increased every time every right fixed strip is increased, each fixed strip is a tip end, the fixing device 3 is pushed forwards during use, the fixing device can be easily inserted into a gap of the suction head, every time the suction head moves forwards, the adjacent suction head can move the distance of the width of one fixed strip leftwards, after the fixing device 3 is completely pushed in, each gap formed by the collection strips 2-1 and the fixed strips 3-1 is stored with one suction head, the total number of the suction heads is 96, and the distance between the suction heads is just equal to the distance between the fixed holes in. The redundant suction heads can be squeezed into the screening strips 1-2; the fixer handle 3-2 is horizontally vertical to the center of the lower end of the fixer 3 and is positioned under the collector handle 2-3.

The cover plate 4 is provided with a cover plate main body 4-1 and a cover plate handle 4-2; the cover plate main body 4-1 can cover the whole collecting strip 2-1 part in size, so that the suction head can be prevented from being polluted by aerosol in the transfer process; and the cover plate handle 4-2 is horizontally and vertically connected with the lower end of the cover plate main body 4-1 and is positioned right above the collector handle 2-3.

Optionally, a small shovel is added, and the small shovel is also made of a high-temperature and high-pressure material and is used for shoveling the suction head from the suction head bag.

Optionally, a tray is added, which is also made of a high-temperature and high-pressure material, is positioned at the lowest end of the whole device, and can be used for taking the suction head falling from the screening frame 1.

Optionally, a box packing device is added to store the sterilization box, the sterilization box is also made of materials capable of being sterilized at high temperature and high pressure, the sterilization box can be divided into 4 layers, the screening frame 1, the collector 2, the fixer 3 and the cover plate 4 are respectively placed in the sterilization box, and the box packing device can be stored in the sterilization box when not in use, so that the space is saved; can be sterilized at the same time when sterilized at high temperature and high pressure, and does not need to occupy other containers.

The method comprises the following operation steps:

the method comprises the following steps: and taking out the boxing device subjected to high-temperature and high-pressure sterilization, unfolding four foldable support legs 1-5 of the screening frame 1, and fixing the collector 2 in the collector clamping groove 1-3.

Step two: the opening handle 1-1 is held by hand and lifted upwards, so that the screening frame 1 is inclined at a certain angle, the suction head is dumped onto the screening strips 1-2, and simultaneously the screening frame 1 is shaken in a small amplitude, so that the suction head falling into the gap between the screening strips 1-2 slides into the collector 2.

Step three: when each gap of the collection strips 2-1 collects at least 8 suction heads, the suction heads are stopped from dumping, the screening frame 1 is laid flat, and the suction heads are naturally vertical under the action of gravity.

Step four: the longest side of the fixing strip 3-1 is placed on the fixer slideway 1-4, and the fixer 3 is pushed forwards horizontally.

Step five: when the fixer 3 is completely pushed in, the cover plate 4 is covered on the collecting strip 2-1, and the cover plate handle 4-2 and the collector handle 2-3 are completely overlapped up and down. At this time, the cover plate handle 4-2, the collector handle 2-3 and the holder handle 3-2 form a complete handle.

Step six: the three handles are held by hand, the cover plate 4, the collector 2 and the fixer 3 can be lifted upwards at the same time, and the collector is transferred to the upper part of the suction head box.

Step seven: aligning the tip of each suction head with the fixing hole of the suction head box at the corresponding position, slowly lowering the suction heads, sequentially drawing out the fixator 3 backwards and the cover plate 4 and the collector 2 rightwards after determining that each suction head enters the fixing hole. At this time, the boxing work of the whole suction head is completed.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a but high temperature high pressure's pipettor suction head cartoning device which characterized in that: comprises a screening frame (1), a collector (2), a fixer (3) and a cover plate (4);

the screening frame (1) is provided with a perforated handle (1-1), screening strips (1-2), collector clamping grooves (1-3), fixer slideways (1-4) and foldable support legs (1-5); the hole opening handle (1-1) is positioned at the front end of the top layer of the screening frame (1); the screening strips (1-2) are 13 and are positioned in the middle of the top layer of the screening frame (1), the distance between every two screening strips can just clamp the upper edge of the suction head, the length of each screening strip is the sum of the external diameters of the upper edges of the 8 suction heads, and the two screening strips on the outermost side are horizontally connected with the outer frame of the top layer of the screening frame (1) and are positioned on two sides of the collector clamping groove (1-3); the collector clamping grooves (1-3) are positioned at the top layer terminal and the tail end of the screening frame (1) and are used for fixing the collector (2); the fixer slide ways (1-4) are positioned at the tail end of the middle layer of the screening frame (1) and below the collector clamping grooves (1-3); the foldable support legs (1-5) are positioned on the lower layer of the screening frame (1) and fixed at four corners of the screening frame.

2. The pipette tip cartridge device according to claim 1, wherein the pipette tip cartridge device comprises: the collector (2) is provided with a collecting strip (2-1), a clamping frame (2-2) and a collector handle (2-3); the number of the collecting strips (2-1) is 13, the distance between every two collecting strips can just clamp the upper edge of the suction head, the length of the collecting strips is the sum of the external diameter lengths of the upper edges of the 8 suction heads, and the two collecting strips on the outermost side are horizontally connected with the clamping frame (2-2); the clamping frame (2-2) is positioned at the outer edge of the collector (2) and is U-shaped, the opening of the clamping frame is leftward, and the clamping frame (2-2) is clamped in the clamping groove (1-3) of the collector; the collector handle (2-3) is horizontally vertical to the center of the lower end of the clamping frame (2-2).

3. The pipette tip cartridge device according to claim 1, wherein the pipette tip cartridge device comprises: the fixer (3) is provided with a fixing strip (3-1) and a fixer handle (3-2), and is U-shaped with an upward opening; the number of the fixing strips (3-1) is 9, the distance between every two fixing strips is the diameter of the outer edge of the middle upper part of the suction head, the length of the leftmost fixing strip is the length of the clamping frame of the rightmost end of the collector (2), and the length of the outer diameter of the upper edge of the suction head is increased every right fixing strip; the fixer handle (3-2) is horizontally vertical to the center of the lower end of the fixer (3).

4. The pipette tip cartridge device according to claim 1, wherein the pipette tip cartridge device comprises: the cover plate (4) is provided with a cover plate main body (4-1) and a cover plate handle (4-2); the cover plate main body (4-1) is sized to cover the whole collecting strip (2-1) part; the cover plate handle (4-2) is horizontally and vertically connected with the center of the lower end of the cover plate main body (4-1).