CN211292162U

CN211292162U - A sampler for medical science detects

Info

Publication number: CN211292162U
Application number: CN201922411488.8U
Authority: CN
Inventors: 刘金莲
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-08-18
Anticipated expiration: 2029-12-28

Abstract

The utility model discloses a sampler for medical science detects, which comprises an outer shell, the inner chamber of shell is provided with the sampling box, it has the air duct to peg graft at the middle part of sampling box, the seal cover has been cup jointed at the top of air duct, the outside of seal cover and the mutual joint of inner wall of shell, it has rubber gasbag to peg graft at the top of seal cover inner chamber, rubber gasbag's top extends to the outside of shell, first air guide hole has been seted up to the equidistance on the outer wall of air duct, the second air guide hole has been seted up to the inboard equidistance of sampling box, one side joint of second air guide hole has waterproof ventilated membrane. The utility model relates to a medical equipment technical field, this a sampler for medical science detects through setting up the dual-purpose type sampling mechanism of solid-liquid, can take a sample in step to solid, liquid, and in addition, the liquid sampling mechanism of this sampler can carry out the synchronous sample to the liquid of multiple difference simultaneously to shorten the sample time greatly, improved sample efficiency.

Description

A sampler for medical science detects

Technical Field

The utility model relates to the technical field of medical equipment, specifically be a sampler for medical science detects.

Background

In the field of medical detection, a sampler is a common tool, and can take liquid or solid samples, and at present, the conventional sampler can only take one sample at a time, such as the sampler disclosed in chinese patent No. CN207439749U, and cannot sample a plurality of different samples at the same time, which greatly reduces the sampling efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sampler for medical science detects to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a sampler for medical detection comprises a shell, wherein a sampling box is arranged in an inner cavity of the shell, an air guide tube is inserted in the middle of the sampling box, a sealing sleeve is sleeved at the top of the air guide tube, the outer side of the sealing sleeve is clamped with the inner wall of the shell, a rubber air bag is inserted in the top of the inner cavity of the sealing sleeve, the top of the rubber air bag extends to the outside of the shell, first air guide holes are formed in the outer wall of the air guide tube at equal intervals, second air guide holes are formed in the inner side of the sampling box at equal intervals, the first air guide holes are communicated with the second air guide holes, a grid plate is welded in the inner cavity of the sampling box at equal intervals, liquid guide ports are formed in the outer side of the sampling box at equal intervals, a liquid guide tube is sleeved on the outer side of the liquid guide ports, one end of the liquid guide tube penetrates, the bottom welding of shell has the sleeve pipe, the top fixed mounting of cover intraductal wall has torsion spring, torsion spring's bottom fixedly connected with bull stick, the outer wall and the sheathed tube inner wall sliding connection of bull stick, outside the bottom of bull stick extended to sheathed tube bottom, the tool bit is installed to the bottom screw thread of bull stick.

Preferably, the tool bit includes the blade holder, the bottom symmetry welding of blade holder has the blade, the inner wall welding of blade has the barb piece.

Preferably, the bottom of the shell is symmetrically welded with a support seat.

Preferably, the penetration part of the gas guide pipe and the top of the sampling box is sleeved with a leakproof air cushion ring.

Preferably, the top of the outer side of the sampling box is symmetrically provided with a drainage port, the outer side of the drainage port is sleeved with an observation tube, and the observation tube is positioned outside the shell.

Preferably, one side of the second air guide hole is provided with a waterproof and breathable film.

Compared with the prior art, the beneficial effects of the utility model are that: the sampler for medical detection can synchronously sample solid and liquid by arranging the solid-liquid dual-purpose sampling mechanism, and in addition, the liquid sampling mechanism of the sampler can synchronously sample various different liquids, so that the sampling time is greatly shortened, and the sampling efficiency is improved; when liquid is sampled, a plurality of needles (the number of the needles is 4-6, so that 4-6 different liquid samples can be sampled at one time synchronously, and the sampled liquid can be tissue fluid or culture fluid, etc.) are inserted into the sampled liquid, then the rubber air bag is pinched, gas in the rubber air bag is discharged sequentially through the first air guide hole, the second air guide hole, the liquid guide port, the liquid guide pipe and the needles, so as to generate negative pressure, after the rubber air bag is loosened, each sampled liquid is promoted to enter the needle due to the action of the negative pressure, and then enters the sampling box through the liquid guide pipe and the liquid guide port, and different types of liquid samples flow into different intervals respectively due to mutual separation of grid plates in the sampling box, so that the purpose of sampling multiple samples at one time is realized, and meanwhile, solid samples and liquid samples can be sampled synchronously, the pulling bull stick injects the tool bit in the solid sample article, then rotates the bull stick and drives the tool bit rotatory, utilizes the blade of tool bit bottom to cut off the solid sample and carry a small amount of samples through the barb piece to satisfy the synchronous purpose of taking a sample of solid-liquid.

Drawings

FIG. 1 is a schematic structural section of the present invention;

fig. 2 is a cross-sectional view taken along the plane a-a of fig. 1 in accordance with the present invention;

FIG. 3 is a cross-sectional view of the tool bit configuration of the present invention;

fig. 4 is a bottom view of the tool bit structure of the present invention.

In the figure: 1. a housing; 2. a sampling box; 3. an air duct; 4. sealing sleeves; 5. a rubber air bag; 6. a first air guide hole; 7. a liquid guide port; 8. a grid plate; 9. a second air guide hole; 10. a waterproof breathable film; 11. a catheter; 12. a needle head; 13. a sleeve; 14. a torsion spring; 15. a rotating rod; 16. a cutter head; 161. a tool apron; 162. a blade; 17. a barb sheet; 18. a supporting seat; 19. an air leakage prevention gasket ring; 20. a bleed port; 21. and (4) observing the tube.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a sampler for medical detection, this sampler for medical detection, through setting up the dual-purpose sampling mechanism of solid-liquid, can sample solid, liquid synchronously, in addition, the liquid sampling mechanism of this sampler, can sample a plurality of different liquids synchronously at the same time, thus has greatly shortened the sampling time, has raised the sampling efficiency; the sampling device comprises a shell 1, a sampling box 2 is arranged in an inner cavity of the shell 1, an air guide tube 3 is inserted in the middle of the sampling box 2, a sealing sleeve 4 is sleeved on the top of the air guide tube 3, the outer side of the sealing sleeve 4 is clamped with the inner wall of the shell 1, a rubber air bag 5 (similar to a rubber head dropper in a chemical experiment) is inserted in the top of the inner cavity of the sealing sleeve 4, the top of the rubber air bag 5 extends to the outside of the shell 1, first air guide holes 6 are equidistantly formed in the outer wall of the air guide tube 3, second air guide holes 9 are equidistantly formed in the inner side of the sampling box 2, a discharge port 20 is symmetrically formed in the top of the outer side of the sampling box 2, an observation tube 21 is sleeved on the outer side of the discharge port 20, the observation tube 21 is positioned outside the shell 1, when a liquid sample in the sampling box 2 flows through the discharge port 20, the discharge port 20 is positioned lower than the second air guide, the liquid flows into the observation tube 21, which indicates that the liquid is full, the sampling can be stopped, a drain valve (not shown in the figure) is installed at the bottom of the observation tube 21 to facilitate draining the liquid therein, in addition, a waterproof breathable membrane 10 is further arranged at one side of the second gas guide hole 9, a waterproof breathable membrane 10 (the pore diameter of the membrane is small, so that gas molecules can pass through but liquid columns cannot pass through, such products are widely sold in the market at present) is arranged, so that the liquid sample can be prevented from flowing into the gas guide tube 3, the first gas guide hole 6 and the second gas guide hole 9 are communicated with each other, a grid plate 8 is welded in an inner cavity of the sampling box 2 at equal intervals, liquid guide ports 7 are arranged on the outer side of the sampling box 2 at equal intervals, a liquid guide tube 11 is sleeved on the outer side of the liquid guide ports 7, one end of the liquid guide tube 11 penetrates through the shell 1 and extends to the outer side of the shell 1, when liquid is sampled, a plurality of needles 12 (the number of the needles 12 is 4-6, so that 4-6 different liquid samples can be sampled at one time synchronously, and the liquid can be tissue fluid or culture fluid, etc.) are inserted into the sampled liquid, then the rubber air bag 5 is pinched, gas in the rubber air bag 5 sequentially passes through the first air guide hole 6, the second air guide hole 9, the liquid guide port 7, the liquid guide pipe 11 and the needles 12 to be discharged, so that negative pressure is generated, after the rubber air bag 5 is loosened, each sampled liquid is promoted to enter the needle 12 due to the action of the negative pressure and then enters the sampling box 2 through the liquid guide pipe 11 and the liquid guide port 7, and different types of liquid samples respectively flow into different intervals due to the mutual separation of the grid plates 8 in the sampling box 2, so that the phenomenon of sample mixing can not be generated, thereby realizing the purpose of sampling a plurality of samples at one time, can absorb the washing liquid through same mode, clean the device, later discharge the washing liquid to wash cleanly with the clear water, the welding of the bottom of shell 1 has sleeve pipe 13, the top fixed mounting of sleeve pipe 13 inner wall has torsion spring 14, torsion spring 14's bottom fixedly connected with bull stick 15, the outer wall of bull stick 15 and sleeve pipe 13's inner wall sliding connection, the bottom of bull stick 15 extends to outside sleeve pipe 13's bottom, tool bit 16 is installed to the bottom screw thread of bull stick 15.

Particularly, tool bit 16 includes tool holder 161, the bottom symmetry welding of tool holder 161 has blade 162, the inner wall welding of blade 162 has barb piece 17, and simultaneously, solid sample can be taken with liquid sample in step, and pulling bull stick 15 injects tool bit 16 into solid sampling article, then rotates bull stick 15 and drives tool bit 16 rotatory, utilizes the blade 162 of tool bit 16 bottom to cut off solid sample and carry a small amount of sample through barb piece 17, then drops through rocking the sample that makes on the barb piece 17, later preserves the sample to satisfy the purpose of the synchronous sample of solid-liquid.

Particularly, the bottom symmetry welding of shell 1 has supporting seat 18, sets up supporting seat 18, plays the purpose of support.

Specifically, the penetration of air duct 3 and sampling box 2 top has cup jointed leak protection gas packing ring 19, sets up leak protection gas packing ring 19, plays the purpose of leak protection gas.

The working principle is as follows: when liquid is sampled, a plurality of needles 12 (the number of the needles 12 is 4-6, so that 4-6 different liquid samples can be sampled at one time synchronously, and the liquid can be tissue fluid or culture fluid, etc.) are inserted into the sampled liquid, then the rubber air bag 5 is pinched, gas in the rubber air bag 5 sequentially passes through the first air guide hole 6, the second air guide hole 9, the liquid guide port 7, the liquid guide pipe 11 and the needles 12 to be discharged, so that negative pressure is generated, after the rubber air bag 5 is loosened, each sampled liquid is promoted to enter the needle 12 due to the action of the negative pressure and then enters the sampling box 2 through the liquid guide pipe 11 and the liquid guide port 7, and different types of liquid samples respectively flow into different intervals due to the mutual separation of the grid plates 8 in the sampling box 2, so that the phenomenon of sample mixing can not be generated, thereby realizing the purpose of sampling a plurality of samples at one time, meanwhile, solid samples and liquid samples can be taken synchronously, the rotating rod 15 is pulled to insert the cutter head 16 into solid sampling products (such as soft tissues and the like), then the rotating rod 15 is rotated to drive the cutter head 16 to rotate, the solid samples are cut off by utilizing the blade 162 at the bottom of the cutter head 16 and carry a small amount of samples through the barb sheet 17, then the samples on the barb sheet 17 fall off by shaking or adopting a crochet hook, and then the samples are stored, so that the purpose of solid-liquid synchronous sampling is met, the needle head 12 is placed into a corresponding sample storage container and then extrudes the rubber air bag 5 again to enable different liquid samples to be discharged into the corresponding container through the liquid guide tube 11, and the device can be repeatedly sucked, discharged and cleaned so as to be washed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A sampler for medical examinations, comprising a housing (1), characterized in that: the inner cavity of the shell (1) is provided with a sampling box (2), the middle part of the sampling box (2) is spliced with an air guide pipe (3), the top of the air guide pipe (3) is sleeved with a sealing sleeve (4), the outer side of the sealing sleeve (4) is clamped with the inner wall of the shell (1), the top of the inner cavity of the sealing sleeve (4) is spliced with a rubber air bag (5), the top of the rubber air bag (5) extends to the outside of the shell (1), the outer wall of the air guide pipe (3) is equidistantly provided with first air guide holes (6), the inner side of the sampling box (2) is equidistantly provided with second air guide holes (9), the first air guide holes (6) and the second air guide holes (9) are communicated with each other, the inner cavity of the sampling box (2) is equidistantly welded with grating plates (8), the outer side of the sampling box (2) is equidistantly provided with liquid guide ports, catheter (11) has been cup jointed in the outside of drain mouth (7), the one end of catheter (11) runs through shell (1) and extends to the outside of shell (1), syringe needle (12) have been cup jointed to the outside catheter (11) part of shell (1), the welding of the bottom of shell (1) has sleeve pipe (13), the top fixed mounting of sleeve pipe (13) inner wall has torsion spring (14), the bottom fixedly connected with bull stick (15) of torsion spring (14), the outer wall of bull stick (15) and the inner wall sliding connection of sleeve pipe (13), outside the bottom of bull stick (15) extended to the bottom of sleeve pipe (13), tool bit (16) have been installed to the bottom screw thread of bull stick (15).

2. A sampler for medical testing according to claim 1, characterized in that: the tool bit (16) comprises a tool apron (161), blades (162) are symmetrically welded to the bottom of the tool apron (161), and barb pieces (17) are welded to the inner wall of the blades (162).

3. A sampler for medical testing according to claim 1, characterized in that: the bottom of the shell (1) is symmetrically welded with a supporting seat (18).

4. A sampler for medical testing according to claim 1, characterized in that: and the penetration part of the top parts of the air duct (3) and the sampling box (2) is sleeved with an air leakage prevention gasket (19).

5. A sampler for medical testing according to claim 1, characterized in that: the top symmetry in sampling box (2) outside has seted up bleeder (20), the outside of bleeder (20) has cup jointed observation tube (21), observation tube (21) are located the outside of shell (1).

6. A sampler for medical testing according to claim 1, characterized in that: one side of the second air guide hole (9) is provided with a waterproof breathable film (10).