CN212039245U

CN212039245U - Automatic change cell extraction filter equipment

Info

Publication number: CN212039245U
Application number: CN202020585001.8U
Authority: CN
Inventors: 吴德刚; 彭朗; 王少华; 侯杰; 王玉珊
Original assignee: Shanghai Beruy Medical Technology Co ltd
Current assignee: Shanghai Beruy Medical Technology Co ltd
Priority date: 2020-04-18
Filing date: 2020-04-18
Publication date: 2020-12-01
Anticipated expiration: 2030-04-18

Abstract

The utility model discloses an automatic change cell and draw filter equipment, it is including straining a section of thick bamboo, strain the section of thick bamboo outside and be equipped with the shell, strain and be equipped with the cavity between section of thick bamboo and the shell, strain a section of thick bamboo bottom and be connected with and draw the mouth, be equipped with the extraction tube on the shell inside wall, draw mouth and extraction tube intercommunication, inlay on the shell and be equipped with negative pressure pipe, negative pressure pipe and cavity intercommunication. The utility model discloses have and reduce cell and air contact after the extraction process, improve the effect of extracting back finished product purity.

Description

Automatic change cell extraction filter equipment

Technical Field

The utility model relates to a filter equipment field especially relates to an automatic change cell and draw filter equipment.

Background

In the prior art, the screening and separation of cells are often involved in the research process. Cell tissues (including but not limited to fat cells) are filtered by a gauze method, and a cell mixture to be extracted is used for removing redundant waste liquid tissues and components by using gauze, so that usable cell tissues are extracted, and particularly when some instruments are used for detection, the cells to be detected need to be filtered in order to ensure the detection accuracy and the practical safety of the instruments. When using the conventional cell filtration method and apparatus, the filter membrane is manually cut and folded into a funnel shape, and then applied to the filtration apparatus.

Chinese patent No. CN102120112A discloses a cell filtration device, which comprises a filter cartridge, wherein the open end of the filter cartridge is provided with a brim, and the other end of the filter cartridge is conical; the filter cylinder consists of an annular brim inner ring, a support rod fixedly connected to the brim inner ring and a filter membrane glued on the support rod.

The technical scheme has the following defects: after the cells are filtered by the filter membrane, purified cell tissues and filtered waste liquid are exposed in the air and contact with the air to cause air pollution, and the contact of the cells and the air also can cause poor extraction effect and influence the purity of the extracted finished product.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an it reduces cell and air contact after the extraction process, improves the automatic cell extraction filter equipment who draws back finished product purity to exist to prior art not enough, the utility model aims at providing one kind.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides an automatic change cell and draw filter equipment, includes and strains a section of thick bamboo, it is equipped with the shell to strain the section of thick bamboo outside, shell top threaded connection has the end cover, it is equipped with the cavity to strain between section of thick bamboo and the shell, it is connected with the extraction mouth to strain a section of thick bamboo bottom, the shell bottom is inlayed and is equipped with the extraction tube, extraction mouth and extraction tube intercommunication, it is equipped with the negative pressure pipe to inlay on the shell, negative pressure pipe and cavity intercommunication.

Through adopting above-mentioned technical scheme, put into straining the section of thick bamboo with the cell tissue that needs filter, add normal saline and mix the back, the filter screen filters the cell tissue, the cell tissue that needs to draw after the filtration is stayed in straining the section of thick bamboo, leave from drawing the mouth, discharge through the extraction tube, get into in the collection device, waste liquid that produces in the filtering process leaves from straining a section of thick bamboo and gets into in straining the cavity between section of thick bamboo and the shell, use the waste liquid suction in the negative pressure pump with the cavity, directly get into in the recovery unit, strain the setting of section of thick bamboo and shell, can reduce and draw back cell and waste liquid and air direct contact, thereby improve the finished product purity after the cell purification.

The present invention may be further configured in a preferred embodiment as: the filter cylinder comprises a straight cylinder end and a conical cylinder end, a boss is arranged at the end part of the conical cylinder end, the extraction opening is formed in the middle of the boss, and the extraction opening is communicated with the center of the filter cylinder.

By adopting the technical scheme, the mixed normal saline of the cell tissue enters the filter cylinder, the arrangement of the conical cylinder end guides the filtered cell tissue, and the filtered finished cell product leaves from the extraction opening between the bosses and enters the extraction tube.

The present invention may be further configured in a preferred embodiment as: a first groove is formed in the side wall of the end of the straight cylinder, and a first filter screen is embedded in the first groove.

Through adopting above-mentioned technical scheme, the filter screen that recess one was inlayed and is established filters the cell tissue that enters into in straining a section of thick bamboo.

The present invention may be further configured in a preferred embodiment as: a second groove is formed in the side wall of the end of the conical cylinder, and a second filter screen is embedded in the second groove.

Through adopting above-mentioned technical scheme, filter screen on the awl section of thick bamboo lateral wall filters two pairs of cell tissue, improves the filtration efficiency of cell tissue.

The present invention may be further configured in a preferred embodiment as: the inner side wall of the shell is provided with an insertion groove, and the end part of the conical cylinder end is inserted in the insertion groove.

Through adopting above-mentioned technical scheme, awl section of thick bamboo end is pegged graft in the inserting groove, and inserting groove's setting is conveniently strained a section of thick bamboo and shell installation, can improve simultaneously and strain the installation stability between a section of thick bamboo and the shell.

The present invention may be further configured in a preferred embodiment as: the bottom of the conical cylinder end is provided with a sealing gasket, and the sealing gasket is abutted against the side wall of the insertion groove.

Through adopting above-mentioned technical scheme, sealed the pad can improve and strain the sealed effect between a section of thick bamboo and the shell, prevent that the finished product cell after the filtration from entering into the cavity, cause finished product cell and waste liquid to mix, influence cell purification effect.

The present invention may be further configured in a preferred embodiment as: the outer side wall of the filter cylinder is fixedly connected with a support ring, and the support ring is abutted against the inner side wall of the shell.

Through adopting above-mentioned technical scheme, the support ring setting plays the supporting role between straining a section of thick bamboo and shell to improve and strain the installation stability between the shell.

The present invention may be further configured in a preferred embodiment as: an observation plate is embedded on the side wall of the shell, and scale marks are arranged on the observation plate.

Through adopting above-mentioned technical scheme, observe the board and inlay and establish on the shell, make things convenient for the staff to observe the cell and draw the condition, the setting up of scale mark makes things convenient for the staff to observe and take notes extraction data.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the cell tissue can be filtered in the filter cylinder by arranging the filter cylinder, the shell outside the filter cylinder and the cavity between the filter cylinder and the shell, the cell tissue obtained after filtering is left in the filter cylinder, and the filtered waste liquid enters the cavity between the filter cylinder and the shell to prevent the cell tissue and the waste liquid from contacting the outside;

2. by arranging the sealing gasket, the connection sealing property between the extraction opening and the extraction tube can be improved, and the separated cell tissue is prevented from being mixed with the waste liquid;

3. through the setting of support ring, can play the effect that improves and strain supporting strength between a section of thick bamboo and the shell.

Drawings

FIG. 1 is a schematic view of the external structure of an automated cell extraction filter device;

FIG. 2 is a schematic cross-sectional view of an automated cell extraction filter apparatus;

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is an exploded view of the filter cartridge and housing;

fig. 5 is a schematic view of the internal structure of the housing.

In the figure, 1, a filter cartridge; 11. a straight cylinder end; 12. a cone end; 13. a boss; 111. a first groove; 112. a first filter screen; 121. a second groove; 122. a second filter screen; 123. a gasket; 2. a housing; 21. inserting grooves; 22. an observation plate; 23. scale lines; 3. a cavity; 4. an extraction port; 5. an extraction tube; 6. a negative pressure tube; 7. a support ring; 8. a support leg; 9. an end cap; 91. an inner ring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

the utility model provides an automatic change cell and draw filter equipment, refers to fig. 1 and fig. 2, includes and strains a 1, strains a 1 outside and is equipped with

shell

2, 2 top threaded connection of shell has end cover 9, is equipped with inner ring 91 in the end cover 9, and the screw thread has been seted up to inner ring 91 inside wall, and inner ring 91 with strain a 1 top threaded connection, strain and be equipped with cavity 3 between a 1 and the shell 2, strain fixedly connected with support ring 7 on 1 lateral wall, support ring 7 contradicts on 2 inside walls of shell, support ring 7 sets up in cavity 3.

Referring to fig. 2 and 4, the end cap 9 is unscrewed from the housing 2, the cell tissue and the saline are injected into the filter cartridge 1, and the end cap 9 is screwed and sealed in the housing 2 using the end cap 9.

Referring to fig. 2 and 4, the filter cartridge 1 includes a straight cylinder end 11 and a conical cylinder end 12, a first groove 111 is formed in the side wall of the straight cylinder end 11, the first groove 111 is uniformly provided with a plurality of grooves along the circumferential direction of the straight cylinder end 11, a first filter screen 112 is embedded in the first groove 111, a second groove 121 is formed in the side wall of the conical cylinder end 12, the second groove 121 is provided with a plurality of grooves along the circumferential direction of the conical cylinder end 12, a second filter screen 122 is embedded in the second groove 121, and the second filter screen 122 is in a fan shape.

Referring to fig. 2 and 4, the cell tissue and the saline are injected into the filter cartridge 1, the cell tissue to be purified is left in the filter cartridge 1 during the filtration process, and the waste fluid is filtered through the filter cartridge 1 into the cavity 3.

Referring to fig. 4 and 5, an insertion groove 21 is formed in the bottom of the shell 2 on the inner side wall of the shell 2, a boss 13 is fixedly arranged at the end of the conical cylinder end 12, a drawing opening 4 is formed in the boss 13, a sealing gasket 123 is fixedly arranged around the drawing opening 4 at the end of the boss 13, the bottom of the conical cylinder end 12 is inserted into the insertion groove 21, the side wall of the bottom of the conical cylinder end 12 abuts against the side wall of the insertion groove 21, the boss 13 is located in the insertion groove 21, and the sealing gasket 123 abuts against the bottom of the insertion groove 21.

Referring to fig. 2 and 4, the extraction port 4 is communicated with the inner side wall of the filter cartridge 1, the extraction tube 5 is embedded at the bottom of the housing 2, and the filtered finished cell tissue is discharged from the extraction port 4, discharged out of the housing 2 through the extraction tube 5 and collected by using a collection device.

Referring to fig. 2 and 4, a negative pressure pipe 6 is embedded in the shell 2, the negative pressure pipe 6 is communicated with the cavity 3, one end of the negative pressure pipe 6 can be connected with negative pressure equipment such as a negative pressure pump, and waste liquid in the cavity 3 is pumped out to the recovery device.

Referring to fig. 1 and 4, inlay on the 2 lateral walls of shell and be equipped with observation board 22, observation board 22 is the arc setting with the cooperation of shell 2, and observation board 22 is transparent setting, is equipped with scale mark 23 on the observation board 22, and scale mark 23 sets up along observation board 22 direction of height, makes things convenient for the staff to observe the condition in the shell 2 and to drawing data and taking notes.

Referring to fig. 1 and 4, the bottom of the housing 2 is provided with three support legs 8 to facilitate stable placement of the filter device.

The implementation principle of the embodiment is as follows: the cell tissue to be filtered and the normal saline are injected into the filter cylinder 1, the finished cell tissue is left in the filter cylinder 1 after being filtered, the filtered waste liquid enters the cavity 3, the waste liquid is sucked out through the negative pressure generated by the negative pressure pipe 6, and the finished cell tissue leaves from the extraction port 4 and is discharged through the extraction pipe 5.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. An automatic change cell extraction filter equipment which characterized in that: including straining a section of thick bamboo (1), it is equipped with shell (2) to strain a section of thick bamboo (1) outside, shell (2) top threaded connection has end cover (9), it is equipped with cavity (3) to strain between a section of thick bamboo (1) and shell (2), it is connected with extraction mouth (4) to strain a section of thick bamboo (1) bottom, shell (2) bottom is inlayed and is equipped with extraction tube (5), extraction mouth (4) and extraction tube (5) intercommunication, it is equipped with negative pressure pipe (6) to inlay on shell (2), negative pressure pipe (6) and cavity (3) intercommunication.

2. An automated cell extraction filter assembly according to claim 1, wherein: the filter cartridge (1) comprises a straight cartridge end (11) and a conical cartridge end (12), a boss (13) is arranged at the end part of the conical cartridge end (12), the extraction port (4) is formed in the middle of the boss (13), and the extraction port (4) is communicated with the center of the filter cartridge (1).

3. An automated cell extraction filter assembly according to claim 2, wherein: a first groove (111) is formed in the side wall of the straight cylinder end (11), and a first filter screen (112) is embedded in the first groove (111).

4. An automated cell extraction filter assembly according to claim 2, wherein: a second groove (121) is formed in the side wall of the conical cylinder end (12), and a second filter screen (122) is embedded in the second groove (121).

5. An automated cell extraction filter assembly according to claim 2, wherein: an inserting groove (21) is formed in the inner side wall of the shell (2), and the end part of the conical cylinder end (12) is inserted into the inserting groove (21).

6. An automated cell extraction filter assembly according to claim 5, wherein: the bottom of the conical cylinder end (12) is provided with a sealing gasket (123), and the sealing gasket (123) is abutted against the side wall of the insertion groove (21).

7. An automated cell extraction filter assembly according to claim 1, wherein: the outer side wall of the filter cylinder (1) is fixedly connected with a support ring (7), and the support ring (7) is abutted against the inner side wall of the shell (2).

8. An automated cell extraction filter assembly according to claim 1, wherein: an observation plate (22) is embedded on the side wall of the shell (2), and scale marks (23) are arranged on the observation plate (22).