CN215799516U

CN215799516U - Portable biological cell extraction device

Info

Publication number: CN215799516U
Application number: CN202121935307.2U
Authority: CN
Inventors: 刘秀兰; 杨宏新; 杨勇; 边艳超
Original assignee: Inner Mongolia Medical University
Current assignee: Inner Mongolia Medical University
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-02-11
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses a portable biological cell extraction device, which comprises an extraction barrel, wherein the bottom end of the extraction barrel is detachably connected with an extraction part, and the top end of the extraction barrel is fixedly connected with a sealing part; the extraction part comprises a fixed plate detachably connected with the extraction barrel, a telescopic suction piece is arranged in the extraction barrel, the telescopic suction piece is communicated with a suction pipe, the tail end of the suction pipe penetrates through the fixed plate and extends out of the extraction barrel, a sealing plug is arranged in the sealing part, and the sealing plug is matched with the suction pipe. The utility model can realize the cell extraction of a plurality of different biological individuals by using the same cell extraction device, so that the extraction device is convenient to carry, the use cost is reduced, and meanwhile, the extracted biological cells are sealed, the possibility of external bacterial infection is reduced, and the detection accuracy is further improved.

Description

Portable biological cell extraction device

Technical Field

The utility model relates to the technical field of experimental devices, in particular to a portable biological cell extraction device.

Background

Biological cells are microscopic in size and their structure can only be seen under a microscope. In the field of medical research or clinical application, it is often necessary to extract biological cells for research or examination, and in order to facilitate cell extraction from an external organism, a portable biological cell extraction device is often used to extract and store cells from a target organism.

However, the existing portable biological cell extraction device still has the following problems that firstly, one cell extraction device can only extract and store one biological cell, when cells on a plurality of biological individuals need to be extracted, a plurality of extraction devices are needed, so that the carrying is difficult, the use cost is increased, and secondly, because a lot of bacteria exist outside, the extracted biological cells are easily polluted, and the detection accuracy is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a portable biological cell extraction device, which is used for solving the problems in the prior art, and can realize cell extraction on a plurality of different biological individuals by using the same cell extraction device, so that the extraction device is convenient to carry, the use cost is reduced, and meanwhile, the extracted biological cells are sealed, the possibility of external bacterial infection is reduced, and the detection accuracy is further improved.

In order to achieve the purpose, the utility model provides the following scheme: the utility model provides a portable biological cell extraction device, which comprises an extraction barrel, wherein the bottom end of the extraction barrel is detachably connected with an extraction part, and the top end of the extraction barrel is fixedly connected with a sealing part;

the extraction part comprises a fixed plate detachably connected with the extraction barrel, a telescopic suction piece is arranged in the extraction barrel and communicated with a suction pipe, the tail end of the suction pipe penetrates through the fixed plate and extends out of the extraction barrel, a sealing plug is arranged in the sealing part and used for plugging the suction pipe;

the flexible piece of getting of inhaling goes up the rigid coupling and has first dog and second dog, first dog is located the second dog top, it has seted up first spout to draw a section of thick bamboo lateral wall, sliding connection has the regulating plate in the first spout, the regulating plate is located first dog below, just the regulating plate top with first dog bottom butt, second dog top with draw a section of thick bamboo bottom butt.

Preferably, the closing part comprises a closing plate fixedly connected with the top end of the extraction cylinder, a pushing groove is formed in the top end of the closing plate, the closing plug is located in the pushing groove, a second sliding groove and a placing groove are formed in the side wall of the closing plate, a pressing plate is arranged in the second sliding groove, the second sliding groove and the placing groove are communicated with the pushing groove, and the bottom end of the closing plug is abutted to the top end of the pressing plate.

Preferably, flexible piece of drawing in includes first storage board, flexible shell, the second storage board of rigid coupling from top to bottom in proper order, first dog with first storage board rigid coupling, the second dog with the second storage board rigid coupling, the suction tube passes the second dog with communicate in the flexible shell.

Preferably, a rubber plug is arranged at the top end of the first storage plate, a pull ring is fixedly connected to the rubber plug, and the inside of the telescopic shell is communicated with the outside of the telescopic shell through the rubber plug.

Preferably, the bottom end of the extraction barrel is provided with a limiting groove, the second stopper is positioned in the limiting groove, and the top end of the second stopper is abutted against the bottom end of the extraction barrel through the limiting groove.

Preferably, a storage cavity is arranged in the extraction cylinder, a partition plate is arranged at the bottom end of the storage cavity, the partition plate is fixedly connected with the extraction cylinder, and the partition plate is positioned above the first sliding groove.

Preferably, it is provided with the guard gate to draw a section of thick bamboo lateral wall, deposit the intracavity pass through the guard gate with draw a section of thick bamboo outer intercommunication, the rigid coupling has the inserted block on the guard gate, draw and seted up the slot on the section of thick bamboo lateral wall, the inserted block with slot looks adaptation, the rigid coupling has the handle on the guard gate, the handle is located draw outside the section of thick bamboo.

Preferably, the fixed plate and the extraction cylinder are both provided with threads, and the fixed plate and the extraction cylinder are detachably connected through the threads.

The utility model discloses the following technical effects:

1. through set up flexible piece of drawing in extracting a section of thick bamboo, produce suction when will stretch out and draw back the piece and expand, be convenient for to the collection of biological cell, easy and simple to handle the practicality strong.

2. The flexible piece of drawing in can change, when a plurality of biological cells of needs carry out and draw, through change different flexible piece of drawing in can for extraction element portable, and use cost has been reduced.

3. Through setting up the closing part, use the closure stopper to seal with the suction tube who has drawed biological cell, reduce the possibility of outside bacterium pollution biological cell, improve the accuracy nature of detection.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.

FIG. 1 is a perspective view of a portable biological cell extraction device;

FIG. 2 is a perspective view of the retractable suction member in an unused state;

FIG. 3 is a perspective view showing a state where the retractable suction member stores biological cells;

FIG. 4 is a perspective view of the installed closure;

FIG. 5 is a schematic view of the initial state of the retractable suction member;

FIG. 6 is a schematic view of the structure of the retractable suction member in the state of sucking biological cells;

the device comprises a drawing cylinder 1, a fixing plate 2, a suction tube 3, a closing plug 4, a first stop block 5, a second stop block 6, a first sliding chute 7, an adjusting plate 8, a closing plate 9, a pushing chute 10, a second sliding chute 11, a placing chute 12, a pressing plate 13, a first storage plate 14, a telescopic shell 15, a second storage plate 16, a rubber plug 17, a pull ring 18, a limiting groove 19, a storage cavity 20, a partition plate 21, a protective door 22, an insertion block 23, a handle 24 and a thread 25.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

The utility model provides a portable biological cell extraction device, which comprises an extraction cylinder 1, wherein the bottom end of the extraction cylinder 1 is detachably connected with an extraction part, and the top end of the extraction cylinder 1 is fixedly connected with a sealing part; the extraction part comprises a fixed plate 2 detachably connected with the extraction barrel 1, a telescopic suction piece is arranged in the extraction barrel 1 and is communicated with a suction pipe 3, the tail end of the suction pipe 3 penetrates through the fixed plate 2 and extends out of the extraction barrel 1, a sealing plug 4 is arranged in the sealing part, and the sealing plug 4 is used for plugging the suction pipe 3; the rigid coupling has first dog 5 and second dog 6 on the flexible piece of getting of inhaling, and first dog 5 is located 6 tops of second dog, draws a 1 lateral wall of section of thick bamboo and has seted up first spout 7, and sliding connection has regulating plate 8 in first spout 7, and regulating plate 8 is located first dog 5 below, and regulating plate 8 top and 5 bottom butts of first dog, 6 tops of second dog and 1 bottom butts of a section of thick bamboo of drawing.

When biological cells are extracted, firstly, the fixed plate 2 is separated from the extraction barrel 1, then the telescopic suction piece is placed into the extraction barrel 1, the first stop block 5 is not aligned with the adjusting plate 8, when the first stop block 5 is positioned above the adjusting plate 8, the telescopic suction piece is rotated to enable the first stop block 5 to be positioned right above the adjusting plate 8, then the fixed plate 2 is installed on the extraction barrel 1 again, the suction pipe 3 passes through a through hole on the fixed plate 2 to extend out of the fixed plate 2, the suction pipe 3 is aligned with the biological cells, then the adjusting plate 8 is pushed upwards, as the second stop block 6 is abutted against the bottom end of the extraction barrel 1, the adjusting plate 8 drives the first stop block 5 to move upwards, the telescopic suction piece is extended, air is sucked through the suction pipe 3, so that the biological cells are sucked into the telescopic suction piece, after the biological cells are extracted, the fixed plate 2 is detached, and the telescopic suction piece is taken out, and seal the suction pipe 3 through the closing plug 4 in the sealing part, and then obtain a better biological cell storage container of sealed effect, through changing flexible absorbing piece, can carry out biological cell extraction many times.

Wherein, first dog 5, second dog 6, the 8 preferred settings two of regulating plate quantity, improve the fastness of integrated device on the one hand, on the other hand is convenient for the staff to operate.

Further optimize the scheme, the closing part includes and draws a closing plate 9 of 1 top rigid coupling of section of thick bamboo, and push groove 10 has been seted up on closing plate 9 top, and closing plug 4 is located push groove 10, and second spout 11 and standing groove 12 have been seted up to closing plate 9 lateral wall, is provided with in the second spout 11 and presses movable plate 13, and second spout 11 and standing groove 12 all communicate with push groove 10, and closing plug 4 bottom and 13 top butts of pressing movable plate. Because the bore of the suction pipe 3 is smaller, and the material problem of the closing plug 4, when the manual operation is closed, the closing plug 4 is not easy to enter the suction pipe 3, the labor cost of workers is increased, therefore, when the suction pipe 3 is closed, the taken out telescopic suction piece is inverted, the opening of the suction pipe 3 is upward, the extraction cylinder 1 is inverted simultaneously, the opening of the closed part is downward, the closing plug 4 is aligned with the opening of the suction pipe 3, then, the closing plug 4 is driven to fall by pushing the closing plate 9, the closing plug 4 is pressed into the suction pipe 3, the closing of the telescopic suction piece is completed, the closing plug 4 can be filled by the placing groove 12, and the filling speed of the closing plug 4 can be improved due to the existence of the placing groove 12.

Further optimize the scheme, flexible piece of drawing in includes first storage board 14, flexible shell 15, the second storage board 16 of rigid coupling from top to bottom in proper order, first dog 5 and first storage board 14 rigid coupling, second dog 6 and second storage board 16 rigid coupling, suction tube 3 passes second dog 6 and communicates in the flexible shell 15. First storage plate 14 and second storage plate 16 play the effect of supporting flexible shell 15, under the effect of first dog 5 and second dog 6, when regulating plate 8 upwards moves, first dog 5 upwards moves, second dog 6 does not move, make flexible shell 15 stretch out and inhale the air through suction tube 3, can inhale the biological cell and store in flexible shell 15 when inhaling the air, and because flexible shell 15 is in the compression state when not using, the convenience of carrying has further been improved. The telescopic shell 15 may be made of plastic material harmless to biological cells, which belongs to the prior art and will not be described in detail herein.

According to a further optimized scheme, a rubber plug 17 is arranged at the top end of the first storage plate 14, a pull ring 18 is fixedly connected to the rubber plug 17, and the inside of the telescopic shell 15 is communicated with the outside of the telescopic shell 15 through the rubber plug 17. Because the suction tube 3 need absorb the biological cell on the individual, and absorb the biological cell and finish the back, there is the bacterium in the 3 outer walls of suction tube, when deriving the biological cell by suction tube 3, the bacterium on the 3 outer walls of suction tube probably causes the pollution to the biological cell, consequently set up plug 17 on first storage plate 14 top, through pulling pull ring 18, open plug 17, derive the biological cell in the flexible shell 15 by the opening on the first storage plate 14, with the possibility that reduces bacterial contamination. And the telescopic suction piece can be selected to be a disposable article according to actual use, and when the telescopic suction piece is the disposable article, the possibility of external bacterial pollution is reduced, and the possibility of other biological cell pollution is also reduced.

The rubber plug 17 is preferably not disposed at the center of the first storage plate 14, but disposed at the edge of the first storage plate 14 for facilitating the export of the biological cells.

Further optimization scheme draws a section of thick bamboo 1 bottom and has seted up spacing groove 19, and second stopper 6 is located

spacing groove

19, and 6 tops of second stopper pass through spacing groove 19 and draw a section of thick bamboo 1 bottom butt. The effect of spacing groove 19 is the placing of the second dog 6 of being convenient for on the one hand, make fixed plate 2 can with draw a section of thick bamboo 1 comparatively convenient connection, on the other hand, when first dog 5 is located regulating plate 8 top, second dog 6 should not be located spacing groove 19, rotate second dog 6 afterwards, make second dog 6 correspond with spacing groove 19, first dog 5 should be located regulating plate 8 directly over this moment, insert spacing groove 19 with second dog 6 afterwards, be convenient for first dog 5's location.

Further optimize the scheme, it deposits chamber 20 to be provided with in the section of thick bamboo 1 to draw, deposits the chamber 20 bottom and is provided with baffle 21, baffle 21 with draw a section of thick bamboo 1 rigid coupling, baffle 21 is located first spout 7 top. The extraction cylinder 1 is of a hollow structure, the purpose is to reduce the weight of the device, the device is convenient to carry, the storage cavity 20 is arranged in the middle of the extraction cylinder 1, when a small amount of biological cells are extracted, the telescopic shell 15 for storing the biological cells can be placed in the storage cavity 20 so as to be convenient to carry and isolate, and when a large amount of biological cells are extracted, a special storage device (not shown in the figure) is required to be carried so as to store a plurality of telescopic shells 15.

Further optimize the scheme, it is provided with guard gate 22 to draw a section of thick bamboo 1 lateral wall, deposits in the chamber 20 through guard gate 22 with draw a section of thick bamboo 1 outer intercommunication, the rigid coupling has inserted block 23 on the guard gate 22, draws and has seted up the slot on a section of thick bamboo 1 lateral wall, inserted block 23 and slot looks adaptation, the rigid coupling has handle 24 on the guard gate 22, handle 24 is located and draws a section of thick bamboo 1 outer. The handle 24 is convenient for detaching the protective door 22, and the protective door 22 and the extraction cylinder 1 can be connected in a detachable manner by other connection methods including but not limited to plugging.

Further optimize the scheme, all be provided with screw thread 25 on fixed plate 2 and the section of thick bamboo 1 of drawing, fixed plate 2 with draw a section of thick bamboo 1 and can dismantle through screw thread 25 and be connected. The setting of screw thread 25 is convenient for the fixed plate 2 and the dismantlement and the installation of drawing a section of thick bamboo 1, and similarly, this device fixed plate 2 and the connected mode of drawing a section of thick bamboo 1 include but not limited to threaded connection, and other be convenient for can dismantle the mode of connection all can.

The working principle is as follows:

when biological cells are extracted, firstly, the fixed plate 2 is separated from the extraction cylinder 1, then the first storage plate 14 is stretched into the extraction cylinder 1, the first stop block 5 on the first storage plate 14 is adjusted to be positioned above the adjusting plate 8, then the second storage plate 16 is rotated, the second stop block 6 is placed in the limiting groove 19, after the placement is finished, the fixed plate 2 is connected with the extraction cylinder 1 again, then the suction pipe 3 is aligned with the biological cells, the adjusting plate 8 is pushed upwards, the adjusting plate 8 drives the first stop block 5 to move upwards, the telescopic shell 15 is extended, air is sucked through the suction pipe 3, so that the biological cells are sucked into the telescopic shell 15, after the biological cells are extracted, the fixed plate 2 is detached, the telescopic shell 15 is taken out, the taken-out telescopic shell 15 is inverted, so that the opening of the suction pipe 3 faces upwards, the extraction cylinder 1 is inverted simultaneously, so that the sealing plug 4 is aligned with the opening of the suction pipe 3, and then pushing the closing plate 9, wherein the closing plate 9 drives the closing plug 4 to fall down, and presses the closing plug 4 into the suction pipe 3 to complete the sealing of the telescopic shell 15, and when the biological cells need to be taken out, pulling the pull ring 18 to open the rubber plug 17, so as to take out the biological cells in the telescopic shell 15.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims

1. A portable biological cell extraction device is characterized by comprising an extraction cylinder (1), wherein the bottom end of the extraction cylinder (1) is detachably connected with an extraction part, and the top end of the extraction cylinder (1) is fixedly connected with a sealing part;

the extraction part comprises a fixing plate (2) detachably connected with the extraction barrel (1), a telescopic suction piece is arranged in the extraction barrel (1), the telescopic suction piece is communicated with a suction pipe (3), the tail end of the suction pipe (3) penetrates through the fixing plate (2) and extends out of the extraction barrel (1), a sealing plug (4) is arranged in the sealing part, and the sealing plug (4) is used for plugging the suction pipe (3);

flexible suction member goes up the rigid coupling has first dog (5) and second dog (6), first dog (5) are located second dog (6) top, draw a section of thick bamboo (1) lateral wall and seted up first spout (7), sliding connection has regulating plate (8) in first spout (7), regulating plate (8) are located first dog (5) below, just regulating plate (8) top with first dog (5) bottom butt, second dog (6) top with draw a section of thick bamboo (1) bottom butt.

2. The portable biological cell extraction apparatus of claim 1, wherein: the sealing portion comprises a sealing plate (9) fixedly connected with the top end of the extraction barrel (1), a push groove (10) is formed in the top end of the sealing plate (9), the sealing plug (4) is located in the push groove (10), a second sliding groove (11) and a placing groove (12) are formed in the side wall of the sealing plate (9), a pressing plate (13) is arranged in the second sliding groove (11), the second sliding groove (11) and the placing groove (12) are communicated with the push groove (10), and the bottom end of the sealing plug (4) is abutted to the top end of the pressing plate (13).

3. The portable biological cell extraction apparatus of claim 1, wherein: the flexible piece of drawing includes first storage board (14), flexible shell (15), second storage board (16) of rigid coupling from top to bottom in proper order, first dog (5) with first storage board (14) rigid coupling, second dog (6) with second storage board (16) rigid coupling, suction tube (3) pass second dog (6) with intercommunication in flexible shell (15).

4. The portable biological cell extraction apparatus of claim 3, wherein: the top end of the first storage plate (14) is provided with a rubber plug (17), a pull ring (18) is fixedly connected to the rubber plug (17), and the inside of the telescopic shell (15) is communicated with the outside of the telescopic shell (15) through the rubber plug (17).

5. The portable biological cell extraction apparatus of claim 1, wherein: draw a section of thick bamboo (1) bottom and seted up spacing groove (19), spacing groove (19) with regulating plate (8) correspond the setting, second dog (6) are located in spacing groove (19), just second dog (6) top is passed through spacing groove (19) with draw a section of thick bamboo (1) bottom butt.

6. The portable biological cell extraction apparatus of claim 1, wherein: draw and be provided with in the section of thick bamboo (1) and deposit chamber (20), it is provided with baffle (21) to deposit chamber (20) bottom, baffle (21) with draw a section of thick bamboo (1) rigid coupling, baffle (21) are located first spout (7) top.

7. The portable biological cell extraction apparatus of claim 6, wherein: draw a section of thick bamboo (1) lateral wall and be provided with guard gate (22), deposit in chamber (20) through guard gate (22) with draw a section of thick bamboo (1) outer intercommunication, the rigid coupling has inserted block (23) on guard gate (22), draw and seted up the slot on a section of thick bamboo (1) lateral wall, inserted block (23) with slot looks adaptation, the rigid coupling has handle (24) on guard gate (22), handle (24) are located draw a section of thick bamboo (1) outer.

8. The portable biological cell extraction apparatus of claim 1, wherein: the fixed plate (2) and the extraction cylinder (1) are provided with threads (25), and the fixed plate (2) and the extraction cylinder (1) are detachably connected through the threads (25).