CN217132655U

CN217132655U - Efficient quantitative dripping and sucking pipe

Info

Publication number: CN217132655U
Application number: CN202123402497.4U
Authority: CN
Inventors: 李筱健; 齐青榕
Original assignee: Xiamen Huichuan Industry And Trade Co ltd
Current assignee: Xiamen Huichuan Industry And Trade Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-08-05
Anticipated expiration: 2031-12-30

Abstract

The utility model provides a high-efficiency quantitative drip tube, which comprises a liquid suction part, a connecting part and a drip part in sequence, wherein the liquid suction part is connected with the drip part through the connecting part; an accommodating hole communicated with the connecting part is formed in the liquid absorbing part, and a guide groove for guiding is formed in the inner side wall of the accommodating hole; the utility model discloses a quantitative drip tube is through setting up accommodation hole cooperation guide way, under the effect through the guide way, will detect in the quick leading-in holding tank of liquid, has not only realized efficient sampling, and the setting up of accommodation hole makes the liquid volume greatly increased that moves moreover, under the condition that overall structure is simple, has realized efficient sampling.

Description

Efficient quantitative dripping and sucking pipe

Technical Field

The utility model relates to a technical field, especially an efficient quantitative drip tube.

Background

With the popularization of semi-automatic analyzers in the field of medical biochemical inspection, micro quantitative sampling becomes a key point for the accuracy of inspection results. Due to the micro-scale detection of the sample, the detection is completed by a micro quantitative dropping pipette for sampling and a dropping device.

However, most of the existing quantitative pipette has a complicated structure, so that the cost of the quantitative pipette is too high, the sampling efficiency of the existing quantitative pipette is low, and especially, when the sampling quantity is large, the progress of a detection result is greatly influenced.

In view of the above, the present inventors have specifically designed a high efficiency, quantitative pipette, and have resulted in this disclosure.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the technical scheme of the utility model is as follows:

a high-efficiency quantitative dripping and sucking pipe is characterized by sequentially comprising a liquid sucking part, a connecting part and a dripping part, wherein the liquid sucking part is connected with the dripping part through the connecting part;

the inside accommodation hole that sets up and connecting portion intercommunication of imbibition portion, the accommodation hole inside wall sets up the guide way that is used for the direction, and the guide way sets up two, and the symmetry sets up in holding empty inside wall.

Furthermore, the bottom of the liquid suction part is in a conical shape, the guide groove is in a semi-cylindrical shape, and the bottom of the liquid suction part extends to the bottom of the conical shape.

Furthermore, the cross section of the accommodating hole is rectangular.

Further, the central axes of the liquid suction part, the connecting part and the liquid dropping part are overlapped.

Further, imbibition portion, connecting portion and dropping liquid portion set gradually along vertical direction, and set up the pipe box in the outside.

Furthermore, the liquid absorbing part and two sides of the connecting part are connected with the pipe sleeve through ribs.

Further, the liquid dropping part is connected with the pipe sleeve through a connecting ring.

Further, a first annular step is arranged on the outer side wall of the opening at the upper end of the pipe sleeve; the outer side wall of the first annular step is at least provided with two inwards concave grooves.

Further, connecting portion and dropping liquid portion internal diameter equal, and the connecting portion lateral wall set up with the inside wall intercommunication and be the opening of vertical form.

Furthermore, the cup cover is further included, and the pipe sleeve upwards extends to form a second annular step in interference fit with the cup cover.

Further, still include the cup body, cup body and pipe sleeve lateral wall interference fit.

The utility model discloses a quantitative drip tube is through setting up accommodation hole cooperation guide way, under the effect through the guide way, will detect in the quick leading-in holding tank of liquid, has not only realized efficient sampling, and the setting up of accommodation hole makes the liquid volume greatly increased that moves moreover, under the condition that overall structure is simple, has realized efficient sampling.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it.

Wherein:

FIG. 1 is a first schematic structural view of the quantitative drip tube of the present invention;

FIG. 2 is a second schematic structural view of the quantitative drip straw of the present invention;

FIG. 3 is a bottom view of the burette of the present invention;

FIG. 4 is a first cross-sectional view of the burette of the present invention;

fig. 5 is a second cross-sectional view of the burette of the present invention.

Description of reference numerals:

10. a liquid suction unit; 11. an accommodation hole; 12. a guide groove; 20. a connecting portion; 21. an opening; 30. a liquid dropping section; 40. pipe sleeve; 50. ribs; 60. a connecting ring; 70. a first annular step; 71. a groove; 80. a second annular step.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but 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, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the terms in the present invention can be understood in a specific case to those skilled in the art.

Referring to fig. 1 to 5, a high efficiency quantitative pipette according to a preferred embodiment of the present invention is characterized by sequentially comprising a liquid sucking part 10, a connecting part 20 and a liquid dropping part 30, wherein the liquid sucking part 10 is connected to the liquid dropping part 30 through the connecting part 20.

The inside accommodation hole 11 that sets up and connecting portion 20 intercommunication of imbibition portion 10, the guide way 12 that is used for the direction is set up to accommodation hole 11 inside wall, and guide way 12 sets up two, and the symmetry sets up in holding empty inside wall. Under the effect through guide way 12, in will detecting the quick leading-in holding tank of liquid, not only realized efficient sampling, the setting up of accommodation hole 11 makes and moves liquid measure greatly increased moreover, under the simple condition of overall structure, has realized efficient sampling.

The bottom of the liquid absorbing part 10 is in a conical shape, the guide groove 12 is in a semi-cylindrical shape, and the bottom of the liquid absorbing part extends to the bottom of the conical shape. The cross section of the accommodating hole 11 is rectangular, so that the high efficiency is ensured, and the pipetting quantity is ensured.

The center axis coincidence of imbibition portion 10, connecting portion 20 and drip portion 30, it is specific, imbibition portion 10, connecting portion 20 and drip portion 30 set gradually along vertical direction, and the outside sets up pipe box 40, imbibition portion 10 passes through rib 50 with connecting portion 20 both sides and is connected with pipe box 40, drip portion 30 passes through the go-between 60 and is connected with pipe box 40.

The outer side wall of the upper end opening 21 of the pipe sleeve 40 is provided with a first annular step 70; the outer side wall of the first annular step 70 is provided with at least two concave grooves 71.

Connecting portion 20 equals with dropping liquid portion 30 internal diameter, and the opening 21 that just is vertical form with the inside wall intercommunication is seted up to connecting portion 20 lateral wall.

The embodiment also comprises a cup cover and a cup body, wherein the pipe sleeve 40 extends upwards to form a second annular step 80 which is in interference fit with the cup cover; and the cup body is in interference fit with the outer side wall of the pipe sleeve 40, so that the cup cover can be firmly and detachably fixed, and the cup body is in interference fit with the outer side wall of the pipe sleeve 40, so that the sealing property can be ensured in the using process. The cup cover and the cup body in the embodiment are of the existing structure and are not described in detail herein.

The liquid absorbing part 10, the connecting part 20, the dripping part 30, the tube sleeve 40, the ribs 50 and the like of the present embodiment are all of an integral structure, and are made of medical plastics.

To sum up, the utility model discloses a quantitative pipette through setting up accommodation hole cooperation guide way, under the effect through the guide way, will detect in the liquid leads to the holding tank fast, has not only realized efficient sampling, and the setting up of accommodation hole makes the liquid volume greatly increased that moves moreover, under the condition that overall structure is simple, has realized efficient sampling.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, and various insubstantial improvements can be made without modification to the method and technical solution of the present invention, or the present invention can be directly applied to other occasions without modification, all within the scope of the present invention.

Claims

1. A high-efficiency quantitative dropping and sucking pipe is characterized by sequentially comprising a liquid sucking part (10), a connecting part (20) and a dropping part (30), wherein the liquid sucking part (10) is connected with the dropping part (30) through the connecting part (20);

the liquid absorbing part (10) is internally provided with a containing hole (11) communicated with the connecting part (20), and the inner side wall of the containing hole (11) is provided with a guide groove (12) for guiding.

2. The highly efficient pipette as set forth in claim 1, wherein the bottom of the liquid sucking part (10) is tapered, the guide groove (12) is semi-cylindrical, the bottom thereof extends to the tapered bottom, and the cross-section of the receiving hole (11) is rectangular.

3. A highly efficient pipette as defined in claim 1 wherein the central axes of the pipette section (10), the connector section (20) and the drip section (30) coincide.

4. A highly efficient pipette as in claim 1 wherein the aspirating part (10), the connecting part (20) and the dripping part (30) are arranged in series along the vertical direction and the outer side is provided with a sleeve (40).

5. A highly efficient burette straw as claimed in claim 4, wherein said liquid intake portion (10) and the connecting portion (20) are connected to the tube housing (40) by ribs (50) on both sides.

6. A highly efficient pipette as in claim 4 wherein the drip part (30) is connected to the sleeve (40) by a connecting ring (60).

7. A high efficiency burette straw as claimed in claim 4, wherein said sleeve (40) is provided with a first annular step (70) on the outer side wall of the upper end opening (21); the outer side wall of the first annular step (70) is provided with at least two inwards concave grooves (71).

8. A high efficiency pipette as defined in claim 1 wherein the connecting portion (20) and the dripping portion (30) have the same inner diameter, and the outer wall of the connecting portion (20) is provided with a vertical opening (21) communicating with the inner wall.

9. A high efficiency burette as claimed in claim 4, further comprising a cap, wherein the sleeve (40) extends upwardly to form a second annular step (80) which is in interference fit with the cap.

10. A highly efficient sipper tube as claimed in claim 4 further comprising a cup body which is an interference fit with the outer sidewall of the sleeve (40).