CN214514698U - Frame is accomodate to liquid-transfering gun head - Google Patents

Abstract

The utility model discloses a pipette tip storage rack, which comprises a rack body, wherein the rack body is provided with an upper layer object placing plate and a lower layer object placing plate which are vertically corresponding and are in a long strip shape; the two ends of the upper-layer object placing plate are correspondingly fixed on the two side walls of the frame body, a long-strip-shaped sliding groove is arranged in the middle of the upper-layer object placing plate, a side pressing spring is further correspondingly installed on the left side end of the sliding groove, a pressing plate is correspondingly arranged at the end portion of the side pressing spring, the width of the sliding groove is matched with the size of the upper end of the pipette head, and the upper end of the pipette head can be correspondingly placed in the sliding groove. Put one row of back in this device, to the right side extrusion under the effect of side pressure spring, because lower floor's supporter is unsettled and sets up, the spout also is the open-ended, and the lower extreme of the pipette head on rightmost side falls to the spring washer from the spout of lower floor's supporter, later when changing the rifle head at the pipette, can compress tightly downwards, and the top pressure spring upwards gives power, makes the tighter of rifle head installation, can not drop.

Description

Frame is accomodate to liquid-transfering gun head

Technical Field

The utility model relates to a laboratory test utensil technical field, a frame is accomodate to liquid-transfering gun head specifically says so.

Background

In the prior art, a pipette is frequently used in a laboratory. The liquid-transfering gun head storage rack is used for inserting the liquid-transfering gun head into the storage rack, so that the liquid-transfering gun can be conveniently replaced in an experiment. However, when the tips of the pipette guns are replaced by using the storage rack, the connection between the tips and the pipette guns is easy to loose, so that the tips are easy to fall off, or errors are caused when liquid is sucked, or the tips are required to be tightly inserted by hands due to the loose phenomenon, so that the tips are partially polluted; in addition, when the pipette tip is replaced, the position cannot be fixed, the position needs to be adjusted frequently, and the use is very inconvenient.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: to the not enough of above-mentioned prior art existence, provide a frame is accomodate to liquid-transfering gun head.

The technical scheme is as follows: in order to realize the purpose of the utility model, the utility model discloses a technical scheme as follows: a pipette tip storage rack comprises a rack body, wherein a long strip-shaped upper layer object placing plate and a long strip-shaped lower layer object placing plate which correspond to each other up and down are arranged on the rack body; the two ends of the upper-layer object placing plate are correspondingly fixed on the two side walls of the frame body, a long-strip-shaped sliding chute is arranged in the middle of the upper-layer object placing plate, a side pressure spring is correspondingly installed at the left side end of the sliding chute, a pressing plate is correspondingly arranged at the end part of the side pressure spring, the width of the sliding chute is matched with the size of the upper end of the pipette head, and the upper end part of the pipette head can be correspondingly placed in the sliding chute; the left end of the lower layer object placing plate is fixed on the left side of the rack body, the other end of the lower layer object placing plate extends towards the right side and is arranged in a suspended mode, a sliding chute matched with the size of the lower end of the pipette head is arranged in the middle of the lower layer object placing plate, and the right end of the sliding chute is opened; the conical bottom of the pipette head is correspondingly placed in the chute of the lower layer object placing plate, the cylindrical upper part of the pipette head is correspondingly embedded in the chute of the upper layer object placing plate, and the whole pipette head is pressed towards the right side under the action of the side pressure spring; the lower layer is provided with a spring pad below the right side of the suspended end part of the object placing plate, a jacking spring is arranged between the spring pad and the bottom of the frame body, the setting position of the spring pad corresponds to the position of the pipette head at the rightmost side, and the setting height of the spring pad also corresponds to the position of the lower end part of the pipette head at the rightmost side.

Preferably, the pressing plate is correspondingly arranged into an arc-shaped pressing plate structure; the arc-shaped pressing plate can be more conveniently pressed on the liquid-transferring gun head.

Preferably, the spring pad is correspondingly configured as a square pad structure.

Preferably, a pipette tip groove corresponding to the shape of the bottom of the pipette tip is formed in the spring pad, and the bottom of the pipette tip is separated from the chute towards the right side and then falls into the pipette tip groove.

Preferably, the bottom of the spring pad is correspondingly provided with a telescopic limiting rod, and the lower end of the limiting rod is correspondingly fixed at the bottom of the frame body.

Preferably, the limiting rods are arranged in three numbers and are uniformly arranged at the bottom of the spring pad.

Has the advantages that: compared with the prior art, the utility model, have following advantage:

(1) the pipette tips are integrally placed in the chutes of the upper shelf and the lower shelf, the lower end parts of the pipette tips are conical structures and can be placed in the chutes of the lower shelf, the upper end parts of the pipette tips are usually cylindrical structures and can be placed in the chutes of the upper shelf, the pipette tips are extruded to the right side under the action of the side pressure springs after being placed in a row, the lower shelf is suspended and is also open, the lower end of the right pipette tip falls onto the spring pads from the chutes of the lower shelf, and then the pipette tips can be pressed downwards when being replaced, and the top pressure springs give force upwards, so that the pipette tips are installed more compactly and cannot fall off;

(2) in this device, take the back away when the liquid-transfering gun head on rightmost side is changed, the same position is extruded to left liquid-transfering gun head under the effect of side pressure spring, can change in same position department like this when changing the rifle head, need not frequently change the position, and the overall device is convenient for very much the management of accomodating of liquid-transfering gun head moreover, and overall structure is reasonable, convenient to use.

Drawings

FIG. 1 is a view of the structure of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is a sectional view taken along line B-B in fig. 1.

Detailed Description

The present invention will be further clarified by the following embodiments with reference to the attached drawings, which are implemented on the premise of the technical solution of the present invention, and it should be understood that these embodiments are only used for illustrating the present invention and are not used for limiting the scope of the present invention.

As shown in fig. 1, 2 and 3, a pipette tip storage rack comprises a rack body 1, wherein the rack body 1 is provided with an upper strip-shaped object placing plate 2 and a lower strip-shaped object placing plate 3 which correspond to each other up and down; the two ends of the upper-layer object placing plate 2 are correspondingly fixed on the two side walls of the frame body 1, a long-strip-shaped sliding chute 4 is arranged in the middle of the upper-layer object placing plate 2, a side pressure spring 5 is further correspondingly installed on the left side end of the sliding chute 4, a pressing plate 6 is correspondingly arranged at the end part of the side pressure spring 5, the width of the sliding chute 4 is matched with the size of the upper end of a pipette tip 7, and the upper end part of the pipette tip 7 can be correspondingly placed in the sliding chute 4; the left end of the lower layer object placing plate 3 is fixed at the left side of the frame body 1, the other end of the lower layer object placing plate 3 extends towards the right side and is arranged in a suspended manner, a sliding chute 4 matched with the size of the lower end of the pipette tip 7 is arranged at the middle position of the lower layer object placing plate 3, and the right end of the sliding chute 4 is opened; the conical bottom of the pipette tip 7 is correspondingly placed in the chute 4 of the lower-layer object placing plate 3, the cylindrical upper part of the pipette tip 7 is correspondingly embedded in the chute 4 of the upper-layer object placing plate 2, and the whole pipette tip 7 is pressed towards the right side under the action of the side pressure spring 5; a spring pad 8 is further arranged below the right side of the suspended end part of the lower-layer object placing plate 3, a jacking spring 9 is arranged between the spring pad 8 and the bottom of the frame body 1, the setting position of the spring pad 8 corresponds to the position of the pipette head 7 at the rightmost side, and the setting height of the spring pad 8 also corresponds to the lower end part position of the pipette head 7 at the rightmost side.

The pressing plate 6 is correspondingly arranged into an arc-shaped pressing plate structure; the arc-shaped pressing plate can be more conveniently pressed on the liquid-transferring gun head; the spring cushion 8 is correspondingly arranged into a square cushion structure; a gun head groove 10 corresponding to the shape of the bottom of the liquid transfer gun head 7 is formed in the spring pad 8, and the bottom of the liquid transfer gun head 7 is separated from the slide groove 4 towards the right side and then falls into the gun head groove 10; the bottom of the spring cushion 8 is also correspondingly provided with a telescopic limiting rod 11, and the lower end of the limiting rod 11 is correspondingly fixed at the bottom of the frame body 1; the limiting rods 11 are arranged in three and are uniformly arranged at the bottom of the spring pad 8.

The pipette head is integrally placed in the sliding grooves of the upper rack and the lower rack, the lower end of the pipette head is of a conical structure and can be placed in the sliding groove of the lower rack, the upper end part of the pipette head is usually of a cylindrical structure and can be placed in the sliding groove of the upper rack, the pipette head is placed in a row and is extruded to the right under the action of a side pressure spring, the lower rack is arranged in a suspension mode, the sliding groove is also open, the lower end of the pipette head on the rightmost side falls onto a spring pad from the sliding groove of the lower rack, and then the pipette head can be pressed downwards when the pipette head is replaced, the top pressure spring gives force upwards, so that the pipette head is installed more compactly and cannot fall off.

In this device, take the back away when the liquid-transfering gun head on rightmost side is changed, the same position is extruded to left liquid-transfering gun head under the effect of side pressure spring, can change in same position department like this when changing the rifle head, need not frequently change the position, and the overall device is convenient for very much the management of accomodating of liquid-transfering gun head moreover, and overall structure is reasonable, convenient to use.

The detailed description is to be construed as exemplary only and is not intended to limit the scope of the invention, which is defined by the appended claims, and all changes and modifications that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (6)

1. The utility model provides a frame is accomodate to pipette head which characterized in that: comprises a frame body (1), wherein the frame body (1) is provided with an upper layer object placing plate (2) and a lower layer object placing plate (3) which are vertically corresponding and are long-strip-shaped; the two ends of the upper-layer object placing plate (2) are correspondingly fixed on two side walls of the frame body (1), a long-strip-shaped sliding groove (4) is formed in the middle of the upper-layer object placing plate (2), a side pressing spring (5) is further correspondingly installed at the left side end of the sliding groove (4), a pressing plate (6) is correspondingly arranged at the end part of the side pressing spring (5), the width of the sliding groove (4) is matched with the size of the upper end of a pipette head (7), and the upper end part of the pipette head (7) can be correspondingly placed in the sliding groove (4); the left end of the lower layer object placing plate (3) is fixed on the left side of the frame body (1), the other end of the lower layer object placing plate (3) extends towards the right side and is arranged in a suspended mode, a sliding chute (4) matched with the size of the lower end of the pipette tip (7) is arranged in the middle of the lower layer object placing plate (3), and the right end of the sliding chute (4) is opened; the conical bottom of the pipette tip (7) is correspondingly placed in the chute (4) of the lower-layer object placing plate (3), the cylindrical upper part of the pipette tip (7) is correspondingly embedded in the chute (4) of the upper-layer object placing plate (2), and the whole pipette tip (7) is pressed towards the right side under the action of the side pressing spring (5); the lower-layer object placing plate (3) is characterized in that a spring pad (8) is further arranged below the right side of the suspended end portion of the lower-layer object placing plate, a jacking spring (9) is arranged between the spring pad (8) and the bottom of the frame body (1), the setting position of the spring pad (8) corresponds to the position of the pipette head (7) on the rightmost side, and the setting height of the spring pad (8) also corresponds to the position of the lower end portion of the pipette head (7) on the rightmost side.

2. A pipette tip receiving rack according to claim 1, characterized in that: the pressing plate (6) is correspondingly arranged into an arc-shaped pressing plate structure.

3. A pipette tip receiving rack according to claim 1, characterized in that: the spring pad (8) is correspondingly set to be a square pad structure.

4. A pipette tip receiving rack according to claim 3, wherein: and a gun head groove (10) corresponding to the shape of the bottom of the liquid transfer gun head (7) is formed in the spring pad (8), and the bottom of the liquid transfer gun head (7) is separated from the sliding groove (4) towards the right side and then falls into the gun head groove (10).

5. A pipette tip receiving rack according to claim 1, characterized in that: the bottom of the spring pad (8) is also correspondingly provided with a telescopic limiting rod (11), and the lower end of the limiting rod (11) is correspondingly fixed at the bottom of the frame body (1).

6. A pipette tip receiving rack according to claim 5, characterized in that: the limiting rods (11) are three and are uniformly arranged at the bottom of the spring pad (8).

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