CN213803775U

CN213803775U - Sample density separating medium kit

Info

Publication number: CN213803775U
Application number: CN202021846976.8U
Authority: CN
Inventors: 姚远颋; 许舟; 顾重建; 李克强
Original assignee: Chongqing Wokang Biological Technology Co ltd
Current assignee: Chongqing Wokang Biological Technology Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-07-27
Anticipated expiration: 2030-08-28

Abstract

The utility model discloses a sample density parting liquid kit, including the kit body, the top swing joint of kit body has the tube cap, the right side of tube cap is provided with the straw, the one end that the straw is close to the tube cap runs through the tube cap and extends to the inside of kit body, the bleeder vent has been seted up in the left side at tube cap top. The utility model discloses a set up the tube cap, the straw, the bleeder vent, cylinder and contact pin, can make the phenomenon that the kit body can not appear leaking when using, thereby avoid the inside sample secondary pollution environment of kit body, reached the phenomenon that the kit body can not cause secondary pollution, the problem of the secondary pollution that current kit caused laboratory environment easily has been solved, this density sepage kit, possess the advantage that can not cause secondary pollution, can not appear opening the top cap after dripping bottled sampling bottle dissolves in the operation process sample and drip liquid, can not cause the cross contamination of experimental result more.

Description

Sample density separating medium kit

Technical Field

The utility model relates to a kit technical field specifically is sample density parting liquid kit.

Background

The kit is used for containing a box for detecting chemical reagents such as chemical components, drug residues, virus types and the like. Is generally used by hospitals and pharmaceutical enterprises. The kit generally adopts a density gradient sedimentation method, which is one of the common methods for separating and purifying cells by means of cell separation liquid and centrifugation according to the difference of cell densities. The sample density separating medium generates a certain density gradient, and the diluted cervical exfoliated cell sample is layered on the separating medium. After centrifugation, the specific gravity of the diagnosis lesion cells is high, and the diagnosis lesion cells sink to the bottom of the tube after centrifugation, and the specific gravity of cell debris, non-diagnosis cells, inflammatory cells and the like is less than or equal to the specific gravity of the layering liquid and floats on the liquid surface of the layering liquid, or a small part of cells are suspended in the layering liquid. Cells on the surface of the stratified fluid are sucked, and then the cells can be exfoliated from the cervix. Enrichment operations, including centrifugation of the density reagent, removal of the non-diagnostic debris fraction, elimination of inflammatory cells from the sample, and the like. After centrifugation, the unseparated cell pellet was resuspended, mixed and then transferred to a pellet chamber mounted on a slide. The cells are precipitated under the action of gravity, and the immunostaining operation is carried out after flaking.

Although there are a large amount of cervical sampling devices, each defect in the reagent box easily causes secondary pollution of the laboratory environment, and the bottle-dropping-shaped sampling bottle is easy to cause cross contamination of the experimental results by opening the top cover to drip liquid after the sample is dissolved in the operation process.

SUMMERY OF THE UTILITY MODEL

For solving the problem that proposes among the above-mentioned background art, the utility model aims to provide a sample density parting liquid kit possesses the advantage that can not cause secondary pollution, has solved the problem that current kit caused the secondary pollution of laboratory environment easily.

In order to achieve the above object, the utility model provides a following technical scheme: sample density parting liquid kit, including the kit body, the top swing joint of kit body has the tube cap, the right side of tube cap is provided with the straw, the one end that the straw is close to the tube cap runs through the tube cap and extends to the inside of kit body, the bleeder vent has been seted up in the left side at tube cap top, the top of bleeder vent is provided with the cylinder, the bottom of cylinder extend to the inside of bleeder vent and with the inner wall in close contact with of bleeder vent, the inside swing joint of cylinder has the contact pin, the top of contact pin extends to the outside of cylinder.

As the utility model discloses preferred, the bottom fixedly connected with bottom plate of kit body, the bottom of bottom plate is provided with anti-skidding line.

As the utility model discloses it is preferred, the front of kit body is provided with the scale, the top fixedly connected with fixed sealing pad of tube cap inner wall, fixed sealing pad's surface and the contact of kit body.

As the utility model discloses it is preferred, the top fixedly connected with arm-tie of contact pin, the top fixedly connected with pull ring of arm-tie.

As the utility model discloses preferred, the bottom fixedly connected with piston of contact pin, the surface of piston and the inner wall in close contact with of cylinder.

Preferably, the bottom of the surface of the needle cylinder is movably connected with a fixed sleeve, and the bottom of the fixed sleeve is fixedly connected with the pipe cover.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the tube cap, the straw, the bleeder vent, cylinder and contact pin, can make the phenomenon that the kit body can not appear leaking when using, thereby avoid the inside sample secondary pollution environment of kit body, reached and to have caused secondary pollution's purpose, the problem of the secondary pollution of laboratory environment is caused easily to current kit has been solved, this density sepage kit, possess the advantage that can not cause secondary pollution, can not appear opening the top cap and drip out liquid after dripping bottled sampling bottle and dissolving in operation process sample, can not cause the cross contamination of experimental result more.

2. The utility model discloses a set up the bottom plate, can increase the area of kit body bottom to increase the stability of kit body, avoided the slope of kit body.

3. The utility model discloses a set up the scale, can show the inside storage capacity of kit body to the person of facilitating the use observes the storage capacity of sample.

4. The utility model discloses a set up arm-tie and pull ring, can increase the area of contact pin and finger to the manual pulling contact pin of person of facilitating the use.

5. The utility model discloses a set up the piston, can seal the gap between cylinder and the contact pin, prevent that outside air from getting into the inside of cylinder from the gap between cylinder and the contact pin.

6. The utility model discloses a set up fixed cover, make the area of contact who increases between cylinder and the tube cap to increased the stability of cylinder, prevented that the phenomenon that the cylinder from appearing rocking.

Drawings

FIG. 1 is a view of the structure of the present invention;

fig. 2 is a front sectional view of the present invention shown in fig. 1;

fig. 3 is a top view structural diagram of the tube cap of fig. 1 according to the present invention.

In the figure: 1. a kit body; 2. a tube cover; 3. a straw; 4. air holes are formed; 5. a needle cylinder; 6. inserting a pin; 7. a base plate; 8. calibration; 9. fixing a sealing gasket; 10. pulling a plate; 11. a pull ring; 12. a piston; 13. and (4) fixing sleeves.

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.

As shown in fig. 1 to 3, the utility model provides a pair of sample density separating medium kit, including kit body 1, kit body 1's top swing joint has tube cap 2, tube cap 2's right side is provided with straw 3, straw 3 runs through tube cap 2 and extends to kit body 1's inside near the one end of tube cap 2, bleeder vent 4 has been seted up in the left side at tube cap 2 top, bleeder vent 4's top is provided with cylinder 5, cylinder 5's bottom extend to bleeder vent 4 inside and with bleeder vent 4's inner wall in close contact with, cylinder 5's inside swing joint has contact pin 6, contact pin 6's top extends to cylinder 5's outside.

Referring to fig. 1, a bottom plate 7 is fixedly connected to the bottom of the kit body 1, and anti-slip lines are arranged at the bottom of the bottom plate 7.

As the utility model discloses a technical optimization scheme through setting up bottom plate 7, can increase the area of 1 bottoms of kit body to increase the stability of kit body 1, avoided the slope of kit body 1.

Referring to fig. 1, the front surface of the reagent kit body 1 is provided with a scale 8, the top of the inner wall of the tube cover 2 is fixedly connected with a fixed sealing gasket 9, and the surface of the fixed sealing gasket 9 is in contact with the inner wall of the reagent kit body 1.

As the utility model discloses a technical optimization scheme through setting up scale 8, can show the inside storage capacity of kit body 1 to the person of facilitating the use observes the storage capacity of sample.

Referring to fig. 2, a pulling plate 10 is fixedly connected to the top of the inserting pin 6, and a pulling ring 11 is fixedly connected to the top of the pulling plate 10.

As a technical optimization scheme of the utility model, through setting up arm-tie 10 and pull ring 11, can increase the area of contact pin 6 with the finger to the manual pulling contact pin 6 of person of facilitating the use.

Referring to fig. 2, a plunger 12 is fixedly coupled to the bottom of the inserting needle 6, and the surface of the plunger 12 is in close contact with the inner wall of the cylinder 5.

As a technical optimization scheme of the utility model, through setting up piston 12, can seal the gap between cylinder 5 and the contact pin 6, prevent that outside air from getting into the inside of cylinder 5 from the gap between cylinder 5 and the contact pin 6.

Referring to fig. 2, the bottom of the surface of the needle cylinder 5 is movably connected with a fixed sleeve 13, and the bottom of the fixed sleeve 13 is fixedly connected with the tube cover 2.

As a technical optimization scheme of the utility model, through setting up fixed cover 13, make the area of contact between increase cylinder 5 and tube cap 2 to increased cylinder 5's stability, prevented that the phenomenon that rocks from appearing in cylinder 5.

The utility model discloses a theory of operation and use flow: when the kit is used, a user adds a sample density separating medium into the kit body 1, then combines the needle cylinder 5 and the insertion pin 6, enables the piston 12 and the insertion pin 6 to be inserted into the needle cylinder 5, then inserts the needle cylinder 5 into the ventilation hole 4 of the tube cover 2, then installs the suction tube 3 into the tube cover 2, as shown in figure 2, then covers the tube cover 2 onto the top of the kit body 1, enables the suction tube 3 to be inserted into the kit body 1, finally lifts the insertion pin 6 through the pull ring 11 and the pull plate 10, the insertion pin 6 drives the piston 12 to move upwards, enables the needle cylinder 5 to extract the interior of the kit body 1, then sucks external gas into the interior of the kit body 1 through the suction tube 3, then presses the insertion pin 6 through the pull ring 11 and the pull plate 10, the insertion pin 6 drives the piston 12 to move downwards, transmits the gas in the needle cylinder 5 into the interior of the kit body 1 through the piston 12, increases the gas pressure in the kit body 1 through the interior of the gas, and then the liquid flows out from the suction tube 3 through the action of air pressure, so that the required sample density separation liquid can be accurately taken.

In summary, the following steps: this sample density parting liquid kit, the utility model discloses a set up tube cap 2, straw 3, bleeder vent 4, cylinder 5 and contact pin 6, can make the phenomenon that can not appear leaking of kit body 1 when using to avoid the inside sample secondary pollution environment of kit body 1, reached the purpose that can not cause secondary pollution, solved current kit and caused the secondary pollution's of laboratory environment problem easily.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. Sample density parting fluid kit, including kit body (1), its characterized in that: the top swing joint of kit body (1) has tube cap (2), the right side of tube cap (2) is provided with straw (3), the one end that straw (3) are close to tube cap (2) runs through tube cap (2) and extends to the inside of kit body (1), bleeder vent (4) have been seted up in the left side at tube cap (2) top, the top of bleeder vent (4) is provided with cylinder (5), the bottom of cylinder (5) extend to the inside of bleeder vent (4) and with the inner wall in close contact with of bleeder vent (4), the inside swing joint of cylinder (5) has contact pin (6), the top of contact pin (6) extends to the outside of cylinder (5).

2. The sample density separation solution kit according to claim 1, characterized in that: the kit comprises a kit body (1) and is characterized in that a bottom plate (7) is fixedly connected to the bottom of the kit body (1), and anti-skid lines are arranged at the bottom of the bottom plate (7).

3. The sample density separation solution kit according to claim 1, characterized in that: the kit comprises a kit body (1) and is characterized in that scales (8) are arranged on the front surface of the kit body (1), a fixed sealing gasket (9) is fixedly connected to the top of the inner wall of a tube cover (2), and the surface of the fixed sealing gasket (9) is in contact with the inner wall of the kit body (1).

4. The sample density separation solution kit according to claim 1, characterized in that: the top of the inserting pin (6) is fixedly connected with a pulling plate (10), and the top of the pulling plate (10) is fixedly connected with a pull ring (11).

5. The sample density separation solution kit according to claim 1, characterized in that: the bottom of the insertion pin (6) is fixedly connected with a piston (12), and the surface of the piston (12) is in close contact with the inner wall of the needle cylinder (5).

6. The sample density separation solution kit according to claim 1, characterized in that: the bottom of the surface of the needle cylinder (5) is movably connected with a fixed sleeve (13), and the bottom of the fixed sleeve (13) is fixedly connected with the tube cover (2).