CN213788965U

CN213788965U - Liquid-transfering sucker sterilization apparatus

Info

Publication number: CN213788965U
Application number: CN202022375730.3U
Authority: CN
Inventors: 余伟明; 杨凯清; 郑伟涛; 解桂林; 张璐
Original assignee: Shanghai Jinxin Biotechnology Co ltd
Current assignee: Shanghai Jinxin Biotechnology Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-07-27
Anticipated expiration: 2030-10-22

Abstract

The utility model provides a sterilizing device for a liquid transfer suction head, which comprises a barrel body, a barrel cover, a barrel bottom and a suction head fixing component, wherein the suction head fixing component comprises an upper part, a lower part and a fixing barrel body; the upper part is disc-shaped, and the bottom surface of the barrel cover is provided with a groove for placing the upper part; the barrel bottom is provided with a lower layer groove and an upper layer groove which are circular and concentric, an air inlet plate is arranged in the lower layer groove, the interior of the air inlet plate is hollow, the bottom of the air inlet plate is provided with an air inlet hole, the air inlet hole is communicated with an air inlet pipe, and the top of the air inlet plate is uniformly provided with a plurality of air outlet holes; a lower part is arranged in the upper layer groove, the lower part is in a hollow ring shape, the bottom surface of the lower part is provided with an air inlet, and the positions of the air inlet and the air outlet are consistent; the top of the lower part is provided with an air outlet, the bottom of the fixed cylinder is communicated with the air outlet, and the top of the fixed cylinder is connected with the upper part; the fixed cylinder body is uniformly provided with jacks and air dispersing holes. The utility model discloses can carry out concentrated bactericidal treatment to the liquid-transfering suction head, the handling capacity is big, and is efficient.

Description

Liquid-transfering sucker sterilization apparatus

Technical Field

The utility model belongs to the technical field of move liquid suction head disinfection and sterilization, concretely relates to move liquid suction head sterilization apparatus.

Background

Pipette tips, also known as tips and pipette tips, are disposable consumables used in any molecular biology and genetic research application, and are classified into sterile tips with or without DNA and RNA, tips treated with DEPC, and the like. The pipette head is arranged at the end part of the pipette gun, the pipette gun is one of pipettors, is commonly used for transferring a small amount of or trace liquid in a laboratory, has different specifications, and is matched with pipette tips with different sizes; in the prior art, the liquid-transfering suction head needs sterilization before use, the GR60DA sterilizer is widely applied to the sterilization of medical equipment, but the interior of the sterilizer lacks a special placement structure of the liquid-transfering suction head, and the steam in the sterilizer flows unevenly, so that the sterilization of the liquid-transfering suction head is uneven, and the sterilization quality is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a move liquid suction head sterilization apparatus aiming at the defects existing in the prior art to realize the sterilization of the move liquid suction head.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a sterilizing device for a liquid transfer suction head comprises a barrel body, a barrel cover, a barrel bottom and a suction head fixing assembly, wherein the suction head fixing assembly comprises an upper part, a lower part and a fixing barrel body; the upper part is disc-shaped, and a groove for placing the upper part is formed in the bottom surface of the barrel cover; the barrel bottom is provided with a lower layer groove and an upper layer groove which are circular and concentric, an air inlet plate is arranged in the lower layer groove, the interior of the air inlet plate is hollow, the bottom of the air inlet plate is provided with an air inlet hole, the air inlet hole is communicated with an air inlet pipe, and the top of the air inlet plate is uniformly provided with a plurality of air outlet holes; a lower part is arranged in the upper layer groove, the lower part is in a hollow ring shape, the bottom surface of the lower part is provided with an air inlet, and the positions of the air inlet and the air outlet are consistent; the top of the lower component is provided with at least two air outlets, the bottom of the fixed cylinder is communicated with the air outlets, and the top of the fixed cylinder is connected to the upper component; the fixed cylinder is uniformly provided with a plurality of jacks for inserting the liquid-transfering suction heads and a plurality of air dispersion holes.

The utility model discloses further set up to, the bottom surface of upper part is connected with the upper sleeve, be connected with the lower sleeve on the gas outlet, the both ends of fixed barrel are pegged graft and are fixed the upper sleeve with in the lower sleeve.

The utility model discloses further set up to, the top surface of air inlet plate is the curved surface of downwards concave, the lower of curved surface is opened there is the leakage fluid dram, the leakage fluid dram is connected with the fluid-discharge tube, the fluid-discharge tube stretches out the barrel head.

The utility model discloses further set up to, the flowing back valve is equipped with on the fluid-discharge tube.

The utility model discloses further set up to, fixed barrel has 3 or 4.

The utility model discloses further set up to, the jack in-connection has oblique decurrent a section of thick bamboo of inserting.

The utility model discloses further set up to, be equipped with three to four edges on inserting a section of thick bamboo's the internal surface insert a section of thick bamboo depth direction extension threadiness arch.

The utility model discloses following beneficial effect has: can carry out centralized bactericidal treatment to the liquid-transfering suction head, the handling capacity is big, and is efficient. The fixed cylinder body is further arranged to be of a detachable structure, so that the liquid transfer suction head is convenient to mount and take down.

Drawings

FIG. 1 is a schematic perspective view of a pipette tip sterilization apparatus;

FIG. 2 is a schematic view of the internal structure of the pipette tip sterilization apparatus;

fig. 3 is a schematic view of the mounting structure of the pipette tip.

Wherein, 1, a barrel body; 2. a barrel cover; 3. a barrel bottom; 4. a suction head fixing component; 5. an upper member; 6. a lower member; 7. fixing the cylinder; 8. an upper layer groove; 9. a lower layer groove; 10. an air intake plate; 11. an air inlet pipe; 12. An air outlet; 14. an air inlet; 15. a jack; 16. air diffusing holes; 17. an upper sleeve; 18. a lower sleeve; 19. a curved surface; 20. a liquid discharge pipe; 21. a drain valve; 22. a linear protrusion; 23. and (4) pipetting tips.

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 belong to the protection scope of the present invention.

The utility model provides a move liquid suction head 23 sterilization apparatus, see fig. 1 and fig. 2, including staving 1, bung 2, barrel head 3 and suction head fixed subassembly 4. Staving 1 and bung 2 are the fixed knot who can open to be selected for use current fixed mode can, like the lid with fixed, the clamp is fixed all can. The suction head fixing assembly 4 comprises an upper part 5, a lower part 6 and a fixing cylinder 7, wherein the number of the fixing cylinders 7 is preferably 3 or 4. The upper part 5 is disc-shaped, and the bottom surface of the barrel cover 2 is provided with a groove for placing the upper part 5. The barrel bottom 3 is provided with a lower layer groove 9 and an upper layer groove 8 which are both circular and concentric, an air inlet plate 10 is placed in the lower layer groove 9, the inside of the air inlet plate 10 is hollow, the bottom of the air inlet plate 10 is provided with an air inlet hole, the air inlet hole is communicated with an air inlet pipe 11, and the top of the air inlet plate 10 is uniformly provided with a plurality of air outlet holes 12. The lower part 6 is placed in the upper layer groove 8, the lower part 6 is in a hollow ring shape, the bottom surface of the lower part 6 is provided with an air inlet 14, the positions of the air inlet 14 and the air outlet 12 are consistent, the top of the lower part 6 is provided with at least two air outlets, the bottom of the fixed cylinder 7 is communicated with the air outlets, and the top of the fixed cylinder 7 is connected to the upper part 5. The fixed cylinder 7 is uniformly provided with a plurality of insertion holes 15 for inserting the liquid-transfer suction heads 23 and a plurality of air dispersion holes 16. External high-temperature steam enters the air inlet plate 10 from the air inlet 14 through the air inlet pipe 11, then enters the lower part 6 from the air outlet 12 and the air inlet 14 in sequence, and then enters each fixed cylinder 7 through the air outlet of the lower part 6, and the high-temperature steam carries out high-temperature sterilization on the liquid-transferring suction head 23 in the fixed cylinder 7, so that the concentration is high. The air dispersion holes 16 allow the vapor to spread more evenly in contact with the entire pipette tip 23.

Further, the bottom surface of upper part 5 is connected with upper sleeve 17, is connected with lower sleeve 18 on the gas outlet, and the both ends of fixed barrel 7 are pegged graft and are fixed in upper sleeve 17 and lower sleeve 18, so both can realize dismantling of fixed barrel 7, will move liquid suction head 23 before being convenient for disinfect and install on fixed barrel 7, also be convenient for take out fixed barrel 7 after disinfecting, and then take off move liquid suction head 23.

Furthermore, the top surface of the air inlet plate 10 is a concave curved surface 19 for facilitating liquid collection, a liquid outlet is formed at the lowest part of the curved surface 19, the liquid outlet is connected with a liquid outlet pipe 20, and the liquid outlet pipe 20 extends out of the barrel bottom 3. A drain valve 21 is provided on the drain pipe 20, and the drain valve 21 is opened to drain the accumulated liquid when necessary.

Referring to fig. 3, in order to better secure the pipetting tip 23, a downward inclined cartridge is attached within the receptacle 15. Furthermore, three to four linear protrusions 22 extending in the depth direction of the insert cylinder are arranged on the inner surface of the insert cylinder, so that a better clamping effect can be achieved.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A sterilizing device for a liquid transfer suction head is characterized by comprising a barrel body, a barrel cover, a barrel bottom and a suction head fixing assembly, wherein the suction head fixing assembly comprises an upper part, a lower part and a fixing barrel body; the upper part is disc-shaped, and a groove for placing the upper part is formed in the bottom surface of the barrel cover; the barrel bottom is provided with a lower layer groove and an upper layer groove which are circular and concentric, an air inlet plate is arranged in the lower layer groove, the interior of the air inlet plate is hollow, the bottom of the air inlet plate is provided with an air inlet hole, the air inlet hole is communicated with an air inlet pipe, and the top of the air inlet plate is uniformly provided with a plurality of air outlet holes; a lower part is arranged in the upper layer groove, the lower part is in a hollow ring shape, the bottom surface of the lower part is provided with an air inlet, and the positions of the air inlet and the air outlet are consistent; the top of the lower component is provided with at least two air outlets, the bottom of the fixed cylinder is communicated with the air outlets, and the top of the fixed cylinder is connected to the upper component; the fixed cylinder is uniformly provided with a plurality of jacks for inserting the liquid-transfering suction heads and a plurality of air dispersion holes.

2. The pipette tip sterilization device according to claim 1, wherein an upper sleeve is connected to a bottom surface of the upper member, a lower sleeve is connected to the air outlet, and both ends of the fixed cylinder are inserted and fixed into the upper sleeve and the lower sleeve.

3. The pipette tip sterilization device according to claim 1, wherein the top surface of the air inlet plate is a curved surface which is concave downward, a liquid discharge port is formed at the lowest part of the curved surface, and a liquid discharge pipe is connected to the liquid discharge port and extends out of the barrel bottom.

4. The pipette tip sterilization apparatus according to claim 3, wherein a drain valve is attached to the drain tube.

5. The pipette tip sterilization apparatus according to claim 1, wherein there are 3 or 4 of the fixed cylinders.

6. The pipette tip sterilization device according to claim 1, wherein a downward inclined barrel is connected inside the insertion hole.

7. The pipette tip sterilization apparatus according to claim 6, wherein three to four linear projections extending in the depth direction of the insertion barrel are provided on the inner surface of the insertion barrel.