CN207992255U - The pipette tips of blood sample adding device are de- to take device - Google Patents
The pipette tips of blood sample adding device are de- to take device Download PDFInfo
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- CN207992255U CN207992255U CN201820430398.6U CN201820430398U CN207992255U CN 207992255 U CN207992255 U CN 207992255U CN 201820430398 U CN201820430398 U CN 201820430398U CN 207992255 U CN207992255 U CN 207992255U
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- pipette tips
- suction gun
- blood sample
- sample adding
- take
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Abstract
It is taken off this application discloses a kind of pipette tips of blood sample adding device and takes device, including：Suction gun, axial direction, which communicates, is formed with gas channels, and the bottom end of the suction gun is formed with pipette tips interconnecting piece；Pipette tips are connected to the gas channels, and top detachable interposing is placed in the outside of the pipette tips interconnecting piece；It inhales and takes off part, including one press-offs, this, which is press-offed, is sheathed on the pipette tips interconnecting piece, and can be along the axial movement of pipette tips interconnecting piece.The device of the utility model press-offs and the end of pipette tips is slided and acted on along pipette tips interconnecting piece when pipette tips need to be detached from, and drives pipette tips to move away from suction gun along pipette tips interconnecting piece in sliding process.This case takes off the setting of part by suction, and the automation for being easy to implement pipette tips de- is taken as industry.
Description
Technical field
This application involves Blood grouping technical fields, and device is taken more particularly to a kind of pipette tips of blood sample adding device are de-.
Background technology
Immune micro-column gel detection method is state-of-the-art detection method in current serology field, it is by molecular exclusion chromatography
Principle is detected applied to blood group serology, solves the problems such as mixing blood preparation examination criteria.Compared to traditional slide method
And test tube method, be immunized micro-column gel detection method have high sensitivity, easily standardization, reagent card can long-term room temperature preserve etc. it is excellent
Point.
Automation blood type analytical instrument is common instrument in immune micro-column gel detection method, which generally adds with blood
Sampling device, blood sample adding device include suction nozzle and suction gun, and in the prior art, suction gun generally use forked type takes off pipette tips device, position
Required precision is high, and active force is uneven, the power plant and component of easy damaged blood sample adding device vertical direction.
Utility model content
Device is taken the purpose of this utility model is to provide a kind of pipette tips of blood sample adding device are de-, to overcome the prior art
In deficiency.
To achieve the above object, the utility model provides the following technical solutions：
The embodiment of the present application discloses that a kind of pipette tips of blood sample adding device are de- to take device, including：
Suction gun, axial direction, which communicates, is formed with gas channels, and the bottom end of the suction gun is formed with pipette tips interconnecting piece；
Pipette tips are connected to the gas channels, and top detachable interposing is placed in the outside of the pipette tips interconnecting piece；
It inhales and takes off part, including one press-offs, this, which is press-offed, is sheathed on the pipette tips interconnecting piece, and can be along the axial direction of pipette tips interconnecting piece
It is mobile.
Preferably, further include suction gun frame in the pipette tips of above-mentioned blood sample adding device take off and take device, wherein
Suction gun and suction take off part and are set on the suction gun frame, are relatively fixed between suction gun and suction gun frame, and it is relatively described to inhale de- part
Suction gun frame is removable.
Preferably, in the pipette tips of above-mentioned blood sample adding device take off and take device, the suction is de- to be set between part and suction gun frame
It is equipped with spring.
Preferably, in the pipette tips of above-mentioned blood sample adding device take off and take device, the suction takes off part and further includes：
One slide bar is slidably connected between the slide bar and suction gun frame, and described press-off is fixed on the bottom end of the slide bar.
Preferably, in the pipette tips of above-mentioned blood sample adding device take off and take device, the top of the slide bar is fixed with one end
Lid.
Preferably, in the pipette tips of above-mentioned blood sample adding device take off and take device, pass through spiral shell between the end cap and slide bar
Nail is detachably connected.
Preferably, in the pipette tips of above-mentioned blood sample adding device take off and take device, described press-off passes through spiral shell between slide bar
Nail is detachably connected.
Preferably, in the pipette tips of above-mentioned blood sample adding device take off and take device, further include：
Imbibition frame；
Power plant is installed on imbibition frame, which acts on suction gun frame and can drive it in the vertical direction
It is mobile.
Preferably, in the pipette tips of above-mentioned blood sample adding device take off and take device, the power plant is lead screw stepping electricity
Machine, lead screw stepper motor include the lead screw being vertically arranged, screw-thread fit between the nut on the lead screw and suction gun frame.
Preferably, in the pipette tips of above-mentioned blood sample adding device take off and take device, it is vertical to be also equipped on the imbibition frame
The guide shaft of setting, the suction gun frame are sheathed on guide shaft and can be moved up and down along guide shaft.
Compared with prior art, the utility model has the advantage of：The device of the utility model takes off when pipette tips need to be detached from
Set slides along pipette tips interconnecting piece and acts on the end of pipette tips, and driving pipette tips are moved away from along pipette tips interconnecting piece in sliding process
Suction gun.This case takes off the setting of part by suction, and the automation for being easy to implement pipette tips de- is taken as industry.
Description of the drawings
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments described in application, for those of ordinary skill in the art, without creative efforts,
Other drawings may also be obtained based on these drawings.
Fig. 1 show the dimensional structure diagram of blood sample adding device in the utility model specific embodiment；
Fig. 2 show the perspective exploded view inhaled in the utility model specific embodiment and take off part.
Specific implementation mode
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
The every other embodiment that field those of ordinary skill is obtained without making creative work, belongs to this practicality
Novel protected range.
It is in the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
The utility model and simplifying describes for ease of description, do not indicate or imply the indicated device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for description purposes only, and are not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
In conjunction with shown in Fig. 1 and Fig. 2, in one embodiment, provide that a kind of pipette tips of blood sample adding device are de- to take device, including
Suction gun 10, pipette tips 20 and suction take off part 30.
Its axial direction of suction gun 10, which communicates, is formed with gas channels, and the bottom end of the suction gun 10 is formed with pipette tips interconnecting piece 101.
Pipette tips 20 are connected to the gas channels of suction gun 10, and top detachable interposing is placed in the outside of pipette tips interconnecting piece 101.
In a preferred embodiment, pipette tips 20 are taper, using the plastic material with certain elasticity.
It inhales and takes off part 30 and press-off 301 including one, this, which is press-offed, 301 is sheathed on pipette tips interconnecting piece 101, and can be along pipette tips interconnecting piece
101 it is axially movable.
In the technical solution, when pipette tips 20 need to be detached from, press-offs and 301 slided along 20 interconnecting piece of pipette tips and act on pipette tips
20 end, driving pipette tips 20 move away from suction gun 10 along 20 interconnecting piece of pipette tips in sliding process.
This case takes off the setting of part 30 by suction, and the automation for being easy to implement pipette tips 20 de- is taken as industry.
In the technical solution, pipette tips axially communicate up and down, and examination is released to for being sampled from Reagent Tube, and by sample
In agent card.The top of suction gun is connected to by pipeline with pressure generator, and when being sampled from Reagent Tube, pressure generator is adopted
Realize that the extraction of blood realizes the release of blood using positive pressure or gravity mode when discharging sample with negative pressure mode.
In one embodiment, further including suction gun frame 40, wherein suction gun 10 and suction take off part 30 and are set on the suction gun frame 40,
It is relatively fixed between suction gun 10 and suction gun frame 40, it is removable to inhale 30 opposite suction gun frame 40 of de- part.
Further, it inhales to take off and is provided with spring (not shown) between part 30 and suction gun frame 40.
In the technical solution, spring acts on suction and takes off part 30, and it is made to have a driving force moved up always.Work
When, it pushes and inhales de- part 30, inhale de- part 30 and act on pipette tips 20 and it is driven to be detached from suction gun 10, after pipette tips 20 complete disengaging, spring
It acts on suction and takes off part and 30 move back up initial position, consequently facilitating planting new pipette tips again.
In a preferred embodiment, pipette tips interconnecting piece 101 and 301 lower sections for being set to suction gun frame 40 of press-offing, pass through suction gun
Frame 40 to press-off 301 blocking, press-offed 301 highest moving displacements with limiting.
Further, it further includes a slide bar 302 to inhale and take off part 30, is slidably connected, press-offs between the slide bar 302 and suction gun frame 40
301 are fixed on the bottom end of slide bar 302.
In the technical solution, 302 one side of slide bar can be used for press-offing 301 connection, on the other hand, slide bar can be passed through
302 move up and down is press-offed 301 movements with driving.
In this case, press-offing can be with stepless action in the end of pipette tips when work for the body of an annular.One to press-off
End is formed with a convex extension part, and the bottom end of slide bar is connect with the convex extension part.
In one embodiment, the top of slide bar 302 is fixed with an end cap 303.
In the technical solution, end cap 303 is barred from the top of suction gun frame 40, to limit 301 minimum mobile positions of press-offing
It moves.
In a preferred embodiment, it is detachably connected by screw between end cap 303 and slide bar 302, screw is fixed on cunning
The end of bar.
In a preferred embodiment, it press-offs and is detachably connected by screw between 301 and slide bar 302, screw is fixed on cunning
The end of the bottom end of bar.
In one embodiment, device further includes imbibition frame 50 and power plant 60.Power plant 60 is installed on imbibition frame 50
On, which acts on suction gun frame 40 and it can be driven to move in the vertical direction.
Further, power plant 60 is lead screw stepper motor, and lead screw stepper motor includes the lead screw 601 being vertically arranged,
Screw-thread fit between nut on lead screw 601 and suction gun frame 40.
Further, the guide shaft 70 being vertically arranged is also equipped on imbibition frame 50, suction gun frame 40 is sheathed on guide shaft 70
And it can be moved up and down along guide shaft.
When work, motor is rotated to drive lead screw to rotate, and screw-thread fit between the nut on lead screw and suction gun frame passes through silk
Bar rotation is to drive whole the moving in the vertical direction along guide shaft of suction gun frame and suction gun.
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model, rather than limits it
System；Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should
Understand：It still can be with technical scheme described in the above embodiments is modified, either to which part or whole
Technical characteristic carries out equivalent replacement；And these modifications or replacements, this practicality that it does not separate the essence of the corresponding technical solution are new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of pipette tips of blood sample adding device are de- to take device, which is characterized in that including：
Suction gun, axial direction, which communicates, is formed with gas channels, and the bottom end of the suction gun is formed with pipette tips interconnecting piece；
Pipette tips are connected to the gas channels, and top detachable interposing is placed in the outside of the pipette tips interconnecting piece；
It inhales and takes off part, including one press-offs, this, which is press-offed, is sheathed on the pipette tips interconnecting piece, and can be moved along the axial direction of pipette tips interconnecting piece
It is dynamic.
2. the pipette tips of blood sample adding device according to claim 1 are de- to take device, which is characterized in that further include suction gun frame,
Wherein,
Suction gun and suction take off part and are set on the suction gun frame, are relatively fixed between suction gun and suction gun frame, inhale and take off the relatively described suction gun of part
Frame is removable.
3. the pipette tips of blood sample adding device according to claim 2 are de- to take device, which is characterized in that described inhale takes off part and suction
Spring is provided between gun rack.
4. the pipette tips of blood sample adding device according to claim 3 are de- to take device, which is characterized in that the suction takes off part and also wraps
It includes：
One slide bar is slidably connected between the slide bar and suction gun frame, and described press-off is fixed on the bottom end of the slide bar.
5. the pipette tips of blood sample adding device according to claim 4 are de- to take device, which is characterized in that the top of the slide bar
It is fixed with an end cap.
6. the pipette tips of blood sample adding device according to claim 5 are de- to take device, which is characterized in that the end cap and slide bar
Between be detachably connected by screw.
7. the pipette tips of blood sample adding device according to claim 4 are de- to take device, which is characterized in that described to press-off and slide bar
Between be detachably connected by screw.
8. the pipette tips of blood sample adding device according to claim 2 are de- to take device, which is characterized in that further include：
Imbibition frame；
Power plant is installed on imbibition frame, which acts on suction gun frame and it can be driven to move in the vertical direction.
9. the pipette tips of blood sample adding device according to claim 8 are de- to take device, which is characterized in that the power plant is
Lead screw stepper motor, lead screw stepper motor include the lead screw being vertically arranged, screw thread between the nut on the lead screw and suction gun frame
Cooperation.
10. the pipette tips of blood sample adding device according to claim 8 are de- to take device, which is characterized in that on the imbibition frame
It is also equipped with the guide shaft being vertically arranged, the suction gun frame is sheathed on guide shaft and can be moved up and down along guide shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820430398.6U CN207992255U (en) | 2018-03-28 | 2018-03-28 | The pipette tips of blood sample adding device are de- to take device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820430398.6U CN207992255U (en) | 2018-03-28 | 2018-03-28 | The pipette tips of blood sample adding device are de- to take device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207992255U true CN207992255U (en) | 2018-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820430398.6U Active CN207992255U (en) | 2018-03-28 | 2018-03-28 | The pipette tips of blood sample adding device are de- to take device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114703050A (en) * | 2022-04-18 | 2022-07-05 | 湖北文理学院 | Automatic preparation device and preparation method of RNA |
-
2018
- 2018-03-28 CN CN201820430398.6U patent/CN207992255U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114703050A (en) * | 2022-04-18 | 2022-07-05 | 湖北文理学院 | Automatic preparation device and preparation method of RNA |
| WO2023202033A1 (en) * | 2022-04-18 | 2023-10-26 | 湖北文理学院 | Automatic rna preparation device and preparation method |
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