CN206613511U - A kind of liquid relief sucking hole device - Google Patents
A kind of liquid relief sucking hole device Download PDFInfo
- Publication number
- CN206613511U CN206613511U CN201720093235.9U CN201720093235U CN206613511U CN 206613511 U CN206613511 U CN 206613511U CN 201720093235 U CN201720093235 U CN 201720093235U CN 206613511 U CN206613511 U CN 206613511U
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- China
- Prior art keywords
- hollow conduit
- film
- conduit
- guiding piece
- mozzle
- Prior art date
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Abstract
The utility model discloses a kind of liquid relief sucking hole device, including for the hollow conduit of extract stream from bottom to up, the film for forming negative pressure, the clip-like fixed structure for fixed clamp hollow conduit, the conduit installed part for mozzle to be used in conjunction, the mozzle for guided liquid-flow entrance and the arc guiding piece for playing compartmentation.The program may be such that rich platelet, leucocyte plasma layer enter hollow conduit by the arc guiding piece of mozzle and hollow conduit lower end.Blood slurry stream can be by arc guiding piece and the gap of film formation, enter hollow conduit along mozzle, radial or circle-shaped gap, when efficiently solving suction blood plasma, when close to interface, from the red blood cell being topically inhaled below a large amount of interfaces, and due to swabbing action, the red blood cell below interface is kicked up again, high-purity blood platelet, leucocyte is caused to extract difficult technical problem.
Description
Technical field
The utility model is related to a kind of blood plasma draw-out device technical field, is filled more specifically to a kind of liquid relief suction inlet
Put.
Background technology
At present, it is main in known conventional blood separate mode to include standing or centrifuge, a small amount of thing extracted from blood
Matter, such as blood platelet, leucocyte, it will usually be enriched in more than red blood cell and plasma interface are blood platelet inside this region, white thin
Born of the same parents are higher closer to interfacial concentration.But, usually can be when extracting top rich platelet, leucocyte blood plasma by conventional pipette
It is red thin below interface from the red blood cell being topically inhaled below a large amount of interfaces, and due to swabbing action when close to interface
Born of the same parents can kick up again, the separating interface of destruction blood plasma and red blood cell, further result in high-purity blood platelet, leucocyte and extract tired
It is difficult.
This is also the subject matter that the past technical system faces, that is, extracts the purity of leucocyte and inefficient, main
Reason be blood through standing or centrifugal sedimentation separation after, the enrichment blood platelet of formation, leucocyte region be difficult further with it is red
Cell is efficiently separated, and causes operating procedure complicated, and red blood cell is easily mixed into, blood platelet, the problems such as leucocyte is easy to lose, even
Without using some cytotoxic additives, such as using lymphocyte separation medium chemical substance auxiliary gradient centrifugation, it is necessary to
It is centrifuged repeatedly washing and removes the separating liquid, can be only achieved mitigation cytotoxicity, safe separating purpose.But therefore cause operating process
Waste time and energy, blood platelet, leucocyte harvest quantity or quality be not high.It is the method harvest blood platelet of also useful membrane filtration, white
Cell, but because needing to rinse repeatedly, so effect is not good.
The content of the invention
The purpose of this utility model is to provide the liquid relief sucking hole device that a kind of extraction efficiency is high, simple to operate and effect is good.
The utility model solves the technical scheme that its technical problem used and is to provide a kind of liquid relief sucking hole device, including with
In the hollow conduit of extract stream from bottom to up, the film for forming negative pressure and the folder for fixed clamp hollow conduit
Shape fixed structure, the hollow conduit is connected with the film；
The film lower surface is connected with conduit installed part, and the conduit installed part is with the vertical center of the hollow conduit
Axle is set for axial symmetry；Mounting hole is provided with the middle part of the conduit installed part, mozzle is connected with the mounting hole；
The bottom of the pipe of the hollow conduit is provided with draws for guiding the arc that the liquid is flow in the hollow conduit
Guiding element, the cambered surface of the arc guiding piece is led with described respectively away from the hollow conduit, and the two ends of the arc guiding piece
The lower end airtight connection of pipe installed part；The film, conduit installed part and arc guiding piece, which are surrounded, can accommodate the liquid stream
Receiving space；
The liquid stream is entered in the receiving space by the mozzle, and is directed to institute by the arc guiding piece
State in hollow conduit.
It is preferred that, the opening for wearing the hollow conduit, the lower end of the hollow conduit are offered on the film
The film is run through by the opening, and the lower end of the hollow conduit is offered for the import for liquid stream inflow；
Plane and the vertical central axis of the hollow conduit where the film.
It is preferred that, the arc guiding piece is arc.
It is preferred that, the opening that feed flow stream passes through is offered on the film, the lower end of the hollow conduit offers feed flow
The import flowed into, and the lower end of the hollow conduit abuts with the upper surface of the film, the opening that the feed flow stream passes through
The inlet communication flowed into the feed flow stream, and both apertures are identical；Plane and the hollow conduit where the film
Vertical central axis.
It is preferred that, the arc guiding piece be arc solid, its closing bottom surface relative with the cambered surface with it is described thin
Film be arranged in parallel.
It is preferred that, the surface of the film, arc guiding piece and mozzle is hydrophobicity or siliconized processing.
It is preferred that, the conduit installed part be provided with centered on the mozzle, for the liquid stream pass through it is radial
Or circle-shaped gap.
It is preferred that, described clip-like fixed structure one end and the hollow conduit are detachably connected, the other end and support member
It is connected, the position for fixing the hollow conduit.
It is preferred that, the clip-like fixed structure is L-shaped, and it has with the hollow conduit form fit and for clamping
There is the flexible material attached with the hollow conduit outer surface on described hollow conduit clamping face, the clamping face.
It is preferred that, the film is rounded or square.
Implement liquid relief sucking hole device of the present utility model, have the advantages that：The plasma layer of rich platelet, leucocyte
Hollow conduit is entered by the arc guiding piece of mozzle and hollow conduit lower end.When the arc guiding piece is arc,
The gap that blood slurry stream is formed by cambered surface and film, along mozzle, radial or circle-shaped gap inwards, downwards, upwards
Into hollow conduit；When the arc guiding piece is arc solid, liquid stream is along mozzle, radial or circle-shaped Interstitial Water
It is flat inwards, be upwardly into hollow conduit.And the arc guiding piece can be heavy to rich platelet, the plasma layer of leucocyte and red blood cell
Lamination is separated, red below a large amount of interfaces from being topically inhaled when close to interface when efficiently solving suction blood plasma
Cell, and due to swabbing action, the red blood cell below interface is kicked up again, causes high-purity blood platelet, leucocyte to extract tired
Difficult technical problem.
Brief description of the drawings
The utility model is further described below in conjunction with drawings and Examples, in accompanying drawing：
Fig. 1 is the structural representation for the liquid relief sucking hole device for representing the utility model embodiment one；
Fig. 2 is the structural representation for the liquid relief sucking hole device for representing the utility model embodiment two；
Fig. 3 is the structural representation for representing the radial gap on the utility model conduit installed part；
Fig. 4 is the structural representation for representing the circle-shaped gap on the utility model conduit installed part.
Reference：
1st, hollow conduit；2nd, film；3rd, mozzle；4th, arc guiding piece；5th, clip-like fixed structure；6th, hollow conduit is vertical
Central shaft；7th, conduit installed part；8th, the plasma layer of rich platelet, leucocyte；9th, red blood cell sedimentary；10th, radial gap 10
Or circle-shaped gap 10 '.
Embodiment
In order to be more clearly understood to technical characteristic of the present utility model, purpose and effect, accompanying drawing is now compareed detailed
Illustrate embodiment of the present utility model.
Embodiment one：
As shown in figure 1, the utility model provides a kind of liquid relief sucking hole device, including for extract stream (Fig. 1 from bottom to up
Shown in middle arrow) hollow conduit 1, the film 2 for forming negative pressure and for fixed clamp hollow conduit 1 clip-like consolidate
Determine structure 5, the hollow conduit 1 is connected with the film 2.
The lower surface of film 2 is connected with conduit installed part 7, and the conduit installed part 7 is vertical with the hollow conduit 1
Central shaft 6 is set for axial symmetry；The middle part of conduit installed part 7 is provided with mounting hole (not shown), mozzle 3 and the mounting hole
Connection, can partly be inserted in the mounting hole, and the shape of the mozzle 3 and the mounting hole, aperture are intended to match, with
Ensure that mozzle 3 is docked with the complete, accurate of the mounting hole.
In the present embodiment, the opening for wearing the hollow conduit 1, the hollow conduit 1 are offered on the film 2
Lower end by it is described opening run through the film 2, and the hollow conduit 1 lower end offer for for the liquid stream flow into
Import；Plane where the film 2 is vertical with the vertical central shaft 6 of the hollow conduit 1.
Further, the bottom of the pipe of the hollow conduit 1 is provided with flow to the hollow conduit 1 for guiding the liquid
In interior arc guiding piece 4, the present embodiment, the arc guiding piece 4 is arc.The cambered surface of the arc guiding piece 4 is remote
The hollow conduit 1, and the two ends lower end airtight connection respectively with two conduit installed parts 7 of the arc guiding piece 4；
Therefore, the film 2, conduit installed part 7 and arc guiding piece 4, which are surrounded, can accommodate the receiving space of the liquid stream, and described
The end portion of hollow conduit 1 is deep into described receiving space.
After fully being settled by standing or separation method completion red blood cell, lower end is had to the liquid relief suction inlet of mozzle 3
Device lies against more than plasma interface rich platelet, in the plasma layer 8 of leucocyte, between the film 2 and arc guiding piece 4
Negative pressure is formed, due to swabbing action, liquid stream enters the receiving by the mozzle 3 of the body both sides of hollow conduit 1
In space, and it is directed to by the arc guiding piece 4 in the hollow conduit 1, and the arc guiding piece 4 is arranged on the richness
Between blood platelet, the plasma layer 8 of leucocyte and red blood cell sedimentary 9, both are separated, the cambered surface of arc guiding piece 4
The red blood cell sedimentary 9 can be effectively pushed down, effectively prevents red blood cell in the red blood cell sedimentary 9 below plasma interface again
Kick up, so as to reach the technique effect that extraction efficiency is high, simple to operate and effect is good.
It is preferred that, to ensure good refluence and extraction effect, the film 2, arc guiding piece 4 and mozzle 3
Surface is hydrophobicity or siliconized processing.And as shown in Figure 3-4, the conduit installed part 7 is provided with is with the mozzle 3
Center, the radial gap 10 or circle-shaped gap 10 ' passed through for the liquid stream, the radial gap 10 can elect strip as
Shape, the circle-shaped gap 10 ' is preferably circle, and the radial gap 10 or circle-shaped gap 10 ' are around described
The uniform intervals of mozzle 3 are set.By setting the radial gap 10 or circle-shaped gap on the conduit installed part 7
10 ', blood slurry stream can be by cambered surface and the gap of the formation of film 2, respectively along mozzle 3, radial gap 10 or circle-shaped
Gap 10 ' inwards, downwards, be upwardly into hollow conduit 1, thus can improve water conservancy diversion and extraction efficiency.
In addition, for ease of installing and changing, described one end of clip-like fixed structure 5 removably connects with the hollow conduit 1
Connect, the other end is connected with support member (not shown), the position for fixing the hollow conduit 1.It is preferred that, the clip-like is fixed
Structure 5 is L-shaped, and it has with the form fit of hollow conduit 1 and (not shown for clamping the described clamping face of hollow conduit 1
Go out), there is on the clamping face flexible material attached with the outer surface of hollow conduit 1, it is to avoid clamping face it is really up to the mark and to institute
State the periphery of hollow conduit 1 and cause abrasion, and there is provided slow when applying more energetically the clamping face to clamp hollow conduit 1
Punching is acted on, it is to avoid hollow conduit 1 ruptures because excessively firmly clamping, it is preferred that the flexible material is sponge.
Secondly, the film 2 can select circular or square according to actual needs.
Embodiment two：
The difference of the embodiment and embodiment one is：
The opening passed through for the liquid stream is offered on the film 2, the lower end of the hollow conduit 1 is offered for described
The import that liquid stream is flowed into, and the lower end of the hollow conduit 1 abuts with the upper surface of the film 2, it is described be open with it is described enter
Mouth connection, and both apertures are identical；Plane where the film 2 is vertical with the vertical central shaft 6 of the hollow conduit 1.And
The arc guiding piece 4 is arc solid, and its closing bottom surface relative with the cambered surface be arranged in parallel with the film 2.
When the arc guiding piece is arc solid, liquid stream is along mozzle 3, radial space 10 or circle-shaped gap
10 ' levels are upwardly into hollow conduit 1 inwardly into in receiving space along the closing bottom surface of the arc guiding piece 4,
And the arc guiding piece 4 is arranged between the rich platelet, the plasma layer 8 of leucocyte and red blood cell sedimentary 9, to two
Person is separated, and the cambered surface of the arc guiding piece 4 of solid can effectively push down the red blood cell sedimentary 9, effective anti-hemostasis
The red blood cell in red blood cell sedimentary 9 below slurry interface is kicked up again, so as to reach that extraction efficiency is high, simple to operate and effect
Good technique effect.It is red below a large amount of interfaces from being topically inhaled when close to interface when efficiently solving suction blood plasma
Cell, and due to swabbing action, the red blood cell below interface is kicked up again, causes high-purity blood platelet, leucocyte to extract tired
Difficult technical problem.
In summary, in the utility model, blood slurry stream be by the gap on mozzle 3, conduit installed part 7,
And arc guiding piece 4 enters hollow conduit 1, and arc guiding piece 4 is arranged on the plasma layer 8 of the rich platelet, leucocyte
And between red blood cell sedimentary 9, centrifugation is played, when efficiently solving suction blood plasma, when close to interface, from office
The red blood cell that portion is sucked below a large amount of interfaces, and due to swabbing action, the red blood cell below interface is kicked up again, causes high-purity
Spend blood platelet, leucocyte and extract difficult technical problem.
Embodiment of the present utility model is described above in conjunction with accompanying drawing, but the utility model is not limited to
The embodiment stated, above-mentioned embodiment be only it is schematical, rather than restricted, this area it is common
Technical staff is not departing from the utility model objective and scope of the claimed protection situation under enlightenment of the present utility model
Under, many forms can be also made, these are belonged within protection of the present utility model.
Claims (10)
1. a kind of liquid relief sucking hole device, it is characterised in that including the hollow conduit (1) for extract stream from bottom to up, be used for
Form the film (2) of negative pressure and the clip-like fixed structure (5) for fixed clamp hollow conduit (1), the hollow conduit
(1) connected with the film (2)；
Film (2) lower surface is connected with conduit installed part (7), and the conduit installed part (7) is with the hollow conduit (1)
Vertical central shaft (6) is set for axial symmetry；Mounting hole is provided with the middle part of the conduit installed part (7), mozzle (3) is installed with described
Hole is connected；
The bottom of the pipe of the hollow conduit (1) is provided with for guiding the arc that the liquid is flow in the hollow conduit (1)
Guiding piece (4), the cambered surface of the arc guiding piece (4) is away from the hollow conduit (1), and the two of the arc guiding piece (4)
The lower end airtight connection of end respectively with the conduit installed part (7)；The film (2), conduit installed part (7) and arc guiding
Part (4), which is surrounded, can accommodate the receiving space of the liquid stream；
The liquid stream is entered in the receiving space by the mozzle (3), and is directed to by the arc guiding piece (4)
In the hollow conduit (1).
2. liquid relief sucking hole device according to claim 1, it is characterised in that offered on the film (2) for wearing
The film (2) is run through in the opening of the hollow conduit (1), the lower end of the hollow conduit (1) by the opening, and described
The lower end of hollow conduit (1) offers the import for being flowed into for the liquid stream；Plane where the film (2) with it is described in
The vertical central shaft (6) of EC (1) is vertical.
3. liquid relief sucking hole device according to claim 2, it is characterised in that the arc guiding piece (4) is arc.
4. liquid relief sucking hole device according to claim 1, it is characterised in that feed flow circulation is offered on the film (2)
The opening crossed, the lower end of the hollow conduit (1) offers the import of feed flow stream inflow, and the lower end of the hollow conduit (1)
Abutted with the upper surface of the film (2), the inlet communication that the opening that the feed flow stream passes through is flowed into the feed flow stream, and two
Person aperture is identical；Plane where the film (2) is vertical with the vertical central shaft (6) of the hollow conduit (1).
5. liquid relief sucking hole device according to claim 4, it is characterised in that the arc guiding piece (4) is that arc is solid
Body, its closing bottom surface relative with the cambered surface be arranged in parallel with the film (2).
6. liquid relief sucking hole device according to claim 1, it is characterised in that the film (2), arc guiding piece (4) and
The surface of mozzle (3) is hydrophobicity or siliconized processing.
7. liquid relief sucking hole device according to claim 1, it is characterised in that the conduit installed part (7) is provided with institute
Centered on stating mozzle (3), the radial or circle-shaped gap passed through for the liquid stream.
8. liquid relief sucking hole device according to claim 1, it is characterised in that described clip-like fixed structure (5) one end and institute
State that hollow conduit (1) is detachably connected, the other end is connected with support member, the position for fixing the hollow conduit (1).
9. liquid relief sucking hole device according to claim 8, it is characterised in that the clip-like fixed structure (5) is L-shaped, its
With with the hollow conduit (1) form fit and for clamping on described hollow conduit (1) clamping face, the clamping face
With the flexible material attached with the hollow conduit (1) outer surface.
10. liquid relief sucking hole device according to claim 1, it is characterised in that the film (2) is rounded or square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720093235.9U CN206613511U (en) | 2017-01-22 | 2017-01-22 | A kind of liquid relief sucking hole device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720093235.9U CN206613511U (en) | 2017-01-22 | 2017-01-22 | A kind of liquid relief sucking hole device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206613511U true CN206613511U (en) | 2017-11-07 |
Family
ID=60230248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720093235.9U Expired - Fee Related CN206613511U (en) | 2017-01-22 | 2017-01-22 | A kind of liquid relief sucking hole device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206613511U (en) |
-
2017
- 2017-01-22 CN CN201720093235.9U patent/CN206613511U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171107 Termination date: 20210122 |