CN209327373U - A kind of adjustable micro sample adding appliance of single track - Google Patents
A kind of adjustable micro sample adding appliance of single track Download PDFInfo
- Publication number
- CN209327373U CN209327373U CN201822128891.5U CN201822128891U CN209327373U CN 209327373 U CN209327373 U CN 209327373U CN 201822128891 U CN201822128891 U CN 201822128891U CN 209327373 U CN209327373 U CN 209327373U
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- tube body
- bar
- piston
- fixedly connected
- plate
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Abstract
The utility model discloses a kind of adjustable micro sample adding appliances of single track, including tube body, casing, sliding slot, spring, top plate, connecting rod, bottom plate, piston, thread groove, piston rod, pressure handle, scale, vertical bar, set axis, outrigger shaft, limit plate, slide-bar, sliding block, connecting rod, rotating bar, bearing, baffle and pipette.The structure of the single track is adjustable micro sample adding appliance is simple, it is easy to operate, make the movement of casing drive bottom plate by mobile casing, the amount of movement of piston is controlled, and trace regulation is carried out by rotation pressure handle, the precision for being conducive to hold uptake, avoids drawing excessive or very few problem, improves the accuracy of sampling；After test solution is drawn, pass through turning set axis, so that by the port sealing of pipette after press plate rotary, avoid the outflow of test solution, avoid the possibility for causing leakage when mobile to tube body when being loaded, also test solution pollution caused by external environment after absorption is avoided, the sample-adding of test solution is conducive to.
Description
Technical field
The utility model relates to a kind of sample injector, specially a kind of adjustable micro sample adding appliance of single track belongs to sample injector application
Technical field.
Background technique
Charger is indispensable one of the common tool of lab analysis test, is drawn test solution to pipe by piston type
Internal portion, then will be managed by way of pressing and be mixed in intracorporal test solution addition testing liquid, because charger is at low cost, makes
It waits until to be widely applied with convenient, simple operation and other advantages, is mainly used for each hospital laboratory and other laboratories to several need
The continuous liquid feeding of the reagent mixed in proportion before use, or it is used for mix reagent, when use, will check whether there is the phenomenon of leakage, side
Method is to draw liquid rear overhang sky to be disposed vertically in several seconds, looks at whether liquid level declines, if leakage, piston seal performance is reduced, such as
The problem of fruit is volatile liquid, then may be saturated vapor pressure can first inhale and put liquid several times, then liquid relief again.
Sample injector currently on the market is mostly that piston type draws test solution, have it is easy to operate, the amount of absorption can
The advantages that be adjusted, still for adjustable sample injector micro for single track, since the test solution of absorption is less, is being adjusted
Deviation may occur because of the liquid measured caused by operating error when the liquid of whole absorption, not can be carried out good fine tuning；And it is inhaling
, may be because of neglectful shaking when carrying out mobile sample injector or colliding with causes the liquid in sample injector to spill after taking liquid, or
The liquid of absorption is effumability, generates error when be easy to causeing the volatilization of test solution in sample-adding and leading to sample-adding.Therefore, for
The above problem proposes a kind of adjustable micro sample adding appliance of single track.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of adjustable micro sample adding appliance of single track.
The utility model is achieved through the following technical solutions above-mentioned purpose, a kind of adjustable micro sample adding appliance of single track, including
Casing, regulating mechanism and sealing mechanism positioned at tube body top, wherein the top of described sleeve pipe and tube body is socketed, outside the tube body
Surface offers sliding slot, and the tube body bottom end is connected to pipette；
The regulating mechanism includes top plate and bottom plate, piston, piston rod, pressing plate and vertical bar, and the tube body top passes through bullet
Spring is fixedly connected with top plate, and the top plate bottom end is fixedly connected with the connecting rod, and the connecting rod bottom end is fixedly connected with bottom plate,
The tubular body is slidably connected with piston, and thread groove, and the thread groove and piston rod are offered inside the piston tip
Bottom end be threadedly coupled, the piston rod top end is fixedly connected with the pressing plate, and the piston rod and pressing plate junction and scale
Middle part rotation connection, the top side of the piston is fixedly connected with vertical bar；
The sealing mechanism includes set axis, slide-bar, connecting rod, rotating bar and baffle, the set axis and outer surface of tube body screw thread
Connection, set axis bottom end are fixedly connected with outrigger shaft, the inner rotation connection of the outrigger shaft and limit plate, and the limit
Plate is fixedly connected with the tip edge of slide-bar, and the slide-bar inner sidewall is fixedly connected with a slide block, and the slide-bar bottom end and connecting rod
Rotation connection, the end rotation connection of the end rotating bar of the connecting rod, the middle part of the rotating bar and bearing are rotatablely connected, and
The other end of the rotating bar is fixedly connected with baffle.
Preferably, the vertical bar extends through tube body and casing and extends to outside, and the vertical bar side, which is equipped with, carves
Line is spent, and the side wall of the vertical bar and the end of scale are slidably connected.
Preferably, the connecting rod runs through the top side of tube body and extends to the inside of tube body, and the connecting rod top
The top plate of end and bottom end has contacted casing and piston with bottom plate respectively.
Preferably, the outer surface of the slide-bar and tube body is socketed, and the inner sidewall of the slide-bar is fixedly connected with two sliding blocks,
And two sliding blocks are all connect with the internal slide of sliding slot.
Preferably, tube body bottom end two sides are fixedly connected with two bearings, and the bottom end of two bearings all with turn
Lever rotation connection.
Preferably, the quantity of the baffle is two, two baffles all semicircular in shape structures, two baffles
Area is greater than the caliber of pipette, and two baffles are bonded with the end part seal of pipette.
Preferably, limit plate structure annular in shape, the L-shaped structure in the cross section of the limit plate, and the limit
Intralamellar part and outrigger shaft are rotatablely connected.
The beneficial effects of the utility model are:
1. the structure of the single track is adjustable micro sample adding appliance is simple, easy to operate, casing is made to drive bottom by mobile casing
The movement of plate controls the amount of movement of piston, and carries out trace regulation by rotation pressure handle, is conducive to hold uptake
Precision avoids drawing excessive or very few problem, improves the accuracy of sampling.
2. after the single track is adjustable micro sample adding appliance is by drawing test solution, by turning set axis, so that will after press plate rotary
The port sealing of pipette avoids the outflow of test solution, tube body is avoided when mobile when being loaded cause leakage can
Can, the possibility for also avoiding test solution from polluting caused by external environment after absorption or prevent test solution from volatilizing is conducive to adding for test solution
Sample.
Detailed description of the invention
Fig. 1 is overall structure diagram inside the utility model；
Fig. 2 is overall structure diagram outside the utility model；
Fig. 3 is overlooking structure diagram at the utility model limit plate；
Fig. 4 is schematic perspective view at the utility model limit plate；
Fig. 5 is partial structural diagram at A in the utility model Fig. 1.
In figure: 1, tube body, 2, casing, 3, sliding slot, 4, spring, 5, top plate, 6, connecting rod, 7, bottom plate, 8, piston, 9, screw thread
Slot, 10, piston rod, 11, pressure handle, 12, scale, 13, vertical bar, 14, set axis, 15, outrigger shaft, 16, limit plate, 17, slide-bar,
18, sliding block, 19, connecting rod, 20, rotating bar, 21, bearing, 22, baffle, 23, pipette.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It please refers to shown in Fig. 1-5, a kind of adjustable micro sample adding appliance of single track, including being located at the casing 2 on 1 top of tube body, adjusting
Mechanism and sealing mechanism, wherein the top of described sleeve pipe 2 and tube body 1 is socketed, and 1 outer surface of tube body offers sliding slot 3, is used for
The sliding of sliding block 18, and 1 bottom end of the tube body is connected to pipette 23；
The regulating mechanism includes top plate 5, bottom plate 7, piston 8, piston rod 10, pressing plate 11 and vertical bar 13, the tube body 1
Top is fixedly connected by spring 4 with top plate 5, and 5 bottom end of top plate is fixedly connected with connecting rod 6, and 6 bottom end of the connecting rod
It is fixedly connected with bottom plate 7, for limiting the moving distance of piston 8,1 inside of tube body is slidably connected with piston 8, the work
It fills in and offers thread groove 9 inside 8 tops, and the thread groove 9 is threadedly coupled with the bottom end of piston rod 10, the piston rod 10 pushes up
End is fixedly connected with pressing plate 11, and the piston rod 10 and 11 junction of pressing plate and the middle part of scale 12 are rotatablely connected, the work
The top side of plug 8 is fixedly connected with vertical bar 13；
The sealing mechanism includes covering axis 14, slide-bar 17, connecting rod 19, rotating bar 20 and baffle 22, the set axis 14 and pipe
The connection of 1 outer surface thread of body, 14 bottom end of set axis are fixedly connected with outrigger shaft 15, and the outrigger shaft 15 is interior with limit plate 16
Portion's rotation connection, and the limit plate 16 is fixedly connected with the tip edge of slide-bar 17,17 inner sidewall of slide-bar and sliding block 18
It is fixedly connected, slide-bar 17 is avoided to rotate, and 17 bottom end of the slide-bar and connecting rod 19 are rotatablely connected, the end of the connecting rod 19
The end of rotating bar 20 is rotatablely connected, and the middle part of the rotating bar 20 and bearing 21 are rotatablely connected, and the rotating bar 20 is another
One end is fixedly connected with baffle 22, for being sealed preservation, convenient transportation to the liquid inside tube body 1.
The vertical bar 13 extends through tube body 1 and casing 2 and extends to outside, and 13 side of vertical bar, which is equipped with, carves
Line is spent, and the side wall of the vertical bar 13 and the end of scale 12 are slidably connected, convenient for seeing according to the graduation mark in vertical bar 13
The moving distance for examining piston 8, facilitates quantitative sampling；The connecting rod 6 runs through the top side of tube body 1 and extends to tube body 1
Inside, and the top plate 5 of 6 top of the connecting rod and bottom end has contacted casing 2 and piston 8 with bottom plate 7 respectively, is convenient for top plate 5
With the fixation of bottom plate 7, and the moving distance of piston 8 is controlled by the conveniently moving of bottom plate 7；The slide-bar 17 is outer with tube body 1
Surface socket, the inner sidewall of the slide-bar 17 is fixedly connected with two sliding blocks 18, and two sliding blocks 18 are all and in sliding slot 3
Portion is slidably connected, and convenient for the vertically movable of slide-bar 17, the design of sliding block 18 avoids slide-bar 17 from rotating；1 bottom end of tube body
Two sides are fixedly connected with two bearings 21, and the bottom end of two bearings 21 is all rotatablely connected with rotating bar 20, are convenient for bearing
21 fixation facilitates the middle part of rotating bar 20 to rotate around bearing 21；The quantity of the baffle 22 is two, two baffles
22 all semicircular in shape structure, areas of two baffles 22 are greater than the caliber of pipette 23, and two baffles 22 and suction
The end part seal of liquid pipe 23 is bonded, and is blocked pipette 23 after rotating convenient for baffle 22, is avoided the test solution inside tube body 1
It leaks out；The limit plate 16 structure annular in shape, the L-shaped structure in cross section of the limit plate 16, and in the limit plate 16
Portion and outrigger shaft 15 are rotatablely connected, and convenient for outrigger shaft 15 in 16 inner rotation of limit plate, set axis 14 are facilitated to drive limit plate 16 perpendicular
To movement.
When the utility model is used, so that casing 2 is vertically movable on 1 top of tube body, pushing top by mobile casing 2
Plate 5 is mobile, so that driving connecting rod 6 and bottom plate 7 vertically movable simultaneously after spring 4 compresses, casing 2 is socketed on tube body 1,
So that bottom plate 7 is fixed, and then controls the amount of movement of piston 8, by the graduation mark in the tip alignment vertical bar 13 of 12 end of scale
Initial position, the amount of movement of mobile casing 2, passes through rotation pressing plate 11, drives piston rod 10 to rotate, so that piston as needed
The bottom end of bar 10 drives scale 12 to carry out micro movement after 9 inner rotation of thread groove, so that the quarter that 12 face of scale needs
On degree, reduce error, the amount of movement of scale, that is, piston 8 between scale 12 and casing 2, by pulling pressing plate 11, band piston
After bar 10 is mobile so that piston rod 10 is vertically movable with piston 8 so that after 1 internal pressure of tube body reduces, by test solution draw to
Inside tube body 1, band piston 8, which is moved to when resisting at bottom plate 7, stops, and at this time extracts quantitative micro test solution to tube body 1
Portion；
By turning set axis 14, so that set axis 14 is vertically movable on 1 surface of tube body, set axis 14 pushes slide-bar 17 after rotating
It is vertically movable, so that the sliding block 18 of 17 side wall of slide-bar avoids slide-bar 17 from rotating in 3 internal slide of sliding slot, the shifting of slide-bar 17
It is dynamic, it drives connecting rod 19 to rotate, and then the middle part of rotating bar 20 is driven to rotate around bearing 21, will be inhaled after driving baffle 22 to rotate
The port of liquid pipe 23 is blocked, and the transport of tube body 1 is facilitated, and on the test solution that the alignment of pipette 23 of 1 bottom end of tube body is needed to be loaded, is led to
It crosses and rotates backward set axis 14, so that resisting the inner tip of limit plate 16, Jin Erla after the outrigger shaft 15 of set 14 bottom end of axis rotates
Dynamic slide-bar 17 increases, so that baffle 22 is separated with pipette 23, by pressing pressure handle 11 piston 8 is released test solution, in turn
Complete sample-adding.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of adjustable micro sample adding appliance of single track, it is characterised in that: casing (2), regulating mechanism including being located at tube body (1) top
And sealing mechanism, wherein the top of described sleeve pipe (2) and tube body (1) is socketed, and tube body (1) outer surface offers sliding slot (3),
And tube body (1) bottom end is connected to pipette (23)；
The regulating mechanism includes top plate (5), bottom plate (7), piston (8), piston rod (10), pressing plate (11) and vertical bar (13),
Tube body (1) top is fixedly connected by spring (4) with top plate (5), top plate (5) bottom end and connecting rod (6) fixed company
It connects, and the connecting rod (6) bottom end is fixedly connected with bottom plate (7), is slidably connected inside the tube body (1) with piston (8), it is described
It is offered thread groove (9) inside piston (8) top, and the thread groove (9) is threadedly coupled with the bottom end of piston rod (10), it is described
Piston rod (10) top is fixedly connected with pressing plate (11), and the piston rod (10) and pressing plate (11) junction and scale (12)
Middle part rotation connection, the top side of the piston (8) is fixedly connected with vertical bar (13)；
The sealing mechanism includes set axis (14), slide-bar (17), connecting rod (19), rotating bar (20) and baffle (22), the set axis
(14) it is connected with tube body (1) outer surface thread, set axis (14) bottom end is fixedly connected with outrigger shaft (15), the outrigger shaft
(15) it is connect with the inner rotation of limit plate (16), and the limit plate (16) is fixedly connected with the tip edge of slide-bar (17),
Slide-bar (17) inner sidewall is fixedly connected with sliding block (18), and the slide-bar (17) bottom end and connecting rod (19) are rotatablely connected, institute
The end rotation connection of the end rotating bar (20) of connecting rod (19) is stated, the middle part of the rotating bar (20) and bearing (21) rotation connect
It connects, and the other end of the rotating bar (20) is fixedly connected with baffle (22).
2. the adjustable micro sample adding appliance of a kind of single track according to claim 1, it is characterised in that: the vertical bar (13) is respectively
Through tube body (1) and casing (2) and outside is extended to, vertical bar (13) side is equipped with graduation mark, and the vertical bar
(13) side wall and the end of scale (12) are slidably connected.
3. the adjustable micro sample adding appliance of a kind of single track according to claim 1, it is characterised in that: the connecting rod (6) is run through
The top side of tube body (1) and the inside for extending to tube body (1), and the top plate (5) and bottom of the connecting rod (6) top and bottom end
Plate (7) contacts respectively casing (2) and piston (8).
4. the adjustable micro sample adding appliance of a kind of single track according to claim 1, it is characterised in that: the slide-bar (17) and tube body
(1) outer surface socket, the inner sidewall of the slide-bar (17) is fixedly connected with two sliding blocks (18), and two sliding blocks (18)
All it is connect with the internal slide of sliding slot (3).
5. the adjustable micro sample adding appliance of a kind of single track according to claim 1, it is characterised in that: tube body (1) bottom end two
Side is fixedly connected with two bearings (21), and the bottom end of two bearings (21) is all rotatablely connected with rotating bar (20).
6. the adjustable micro sample adding appliance of a kind of single track according to claim 1, it is characterised in that: the quantity of the baffle (22)
It is two, the area of two baffles (22) all semicircular in shape structures, two baffles (22) is greater than pipette (23)
Caliber, and two baffles (22) are bonded with the end part seal of pipette (23).
7. the adjustable micro sample adding appliance of a kind of single track according to claim 1, it is characterised in that: the limit plate (16) is in circle
Cyclic structure, the L-shaped structure in cross section of the limit plate (16), and the limit plate (16) are internal to be rotated with outrigger shaft (15)
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822128891.5U CN209327373U (en) | 2018-12-19 | 2018-12-19 | A kind of adjustable micro sample adding appliance of single track |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822128891.5U CN209327373U (en) | 2018-12-19 | 2018-12-19 | A kind of adjustable micro sample adding appliance of single track |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209327373U true CN209327373U (en) | 2019-08-30 |
Family
ID=67727432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822128891.5U Expired - Fee Related CN209327373U (en) | 2018-12-19 | 2018-12-19 | A kind of adjustable micro sample adding appliance of single track |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209327373U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113304521A (en) * | 2021-06-23 | 2021-08-27 | 江苏圣泰阀门有限公司 | Novel soft sealing ball valve |
| WO2024066274A1 (en) * | 2022-09-29 | 2024-04-04 | 时新(上海)产品设计有限公司 | Sample adding device |
-
2018
- 2018-12-19 CN CN201822128891.5U patent/CN209327373U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113304521A (en) * | 2021-06-23 | 2021-08-27 | 江苏圣泰阀门有限公司 | Novel soft sealing ball valve |
| WO2024066274A1 (en) * | 2022-09-29 | 2024-04-04 | 时新(上海)产品设计有限公司 | Sample adding device |
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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 |
Granted publication date: 20190830 Termination date: 20211219 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |