CN107589272A - Experiment continuous sample adding apparatus - Google Patents
Experiment continuous sample adding apparatus Download PDFInfo
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- CN107589272A CN107589272A CN201610526692.2A CN201610526692A CN107589272A CN 107589272 A CN107589272 A CN 107589272A CN 201610526692 A CN201610526692 A CN 201610526692A CN 107589272 A CN107589272 A CN 107589272A
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- sample
- piston
- reagent
- reagent chamber
- handle
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- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Abstract
The invention discloses a kind of experiment continuous sample adding apparatus, including sample injector body, sample injector body is provided with handle and sample-adding barral of a gun, reagent chamber is provided with sample-adding barral of a gun, reagent chamber is provided with the sample-adding piston with reagent chamber close fit close to one end of handle, the one end of reagent chamber away from handle is provided with the regulating piston for being used to adjust the amount of sample-adding reagent every time, it is loaded barral of a gun and is provided with the screw for being located at the one end of reagent chamber away from handle, regulating piston is provided with the adjusting screw rod coordinated with screw screw thread, the center of adjusting screw rod and regulating piston is provided with the fluid hole being connected with reagent chamber, sample-adding file leader is connected with fluid hole, and fluid hole is provided with check valve I；Sample injector body is provided with the mounting seat for being used for installing reagent bottle, is provided with the communicating pipe being connected with reagent chamber in mounting seat, communicating pipe is provided with check valve II；The sample-adding drive mechanism moved for driving sample-adding piston towards regulating piston and the resetting-mechanism for being loaded piston reset are additionally provided with sample injector body.
Description
Technical field
It is specific for a kind of experiment continuous sample adding apparatus the present invention relates to a kind of sample injector.
Background technology
Enzyme-linked immunosorbent assay (ELISA) will known antigen or antibody absorption in surface of solid phase carriers, make enzyme mark
The technology that the antigen-antibody reaction of note is carried out in solid phase surface.The technology can be used for detection macromolecular antigen and specific antibody
Deng, have the advantages that quick, sensitive, easy, carrier be easy to standardization.
, it is necessary to add sample in board-washing is tested in ELISA experiments.In the prior art, it is general to be entered using sample-adding file leader
Sample-adding is added dropwise in row, and be often loaded once needs to add reagent, not only complex operation, and reduce reality to sample-adding file leader manually again afterwards
Test efficiency.
The content of the invention
In view of this, it is an object of the invention to provide a kind of experiment continuous sample adding apparatus, continuous sample-adding can be realized
Technical purpose, and conventional efficient can be effectively improved.
To reach above-mentioned purpose, the present invention provides following technical scheme：
A kind of experiment continuous sample adding apparatus, including sample injector body, the sample injector body are provided with handle and sample-adding barral of a gun, institute
State and reagent chamber is provided with sample-adding barral of a gun, the reagent chamber is provided with and the reagent chamber close fit close to one end of the handle
Piston is loaded, the one end of reagent chamber away from the handle is provided with the regulating piston for being used to adjust the amount of sample-adding reagent every time, described
Be loaded barral of a gun be provided with positioned at the one end of the reagent chamber away from the handle screw, the regulating piston be provided with it is described
The center of the adjusting screw rod that screw screw thread coordinates, the adjusting screw rod and the regulating piston is provided with to be connected with the reagent chamber
Fluid hole, sample-adding file leader is connected with the fluid hole, and the fluid hole is provided with the check valve for preventing that reagent from flowing backwards
Ⅰ；The sample injector body is provided with the mounting seat for being used for installing reagent bottle, is provided with the mounting seat and is connected with the reagent chamber
Logical communicating pipe, the communicating pipe are provided with the check valve II for preventing that reagent from flowing backward in the reagent bottle；The sample injector sheet
It is additionally provided with body for driving sample-adding drive mechanism move towards the regulating piston of sample-adding piston and adding for described
The resetting-mechanism of sample piston reset.
Further, the sample-adding drive mechanism includes the plunger shaft being arranged on the handle, is provided with the plunger shaft
The piston rod being slidably matched with it, and hole is communicated between the plunger shaft and the reagent chamber, the piston rod with it is described
Filling is provided with filling liquid between sample-adding piston.
Further, the resetting-mechanism includes the spring cavity that is connected with the reagent chamber, be provided with the spring cavity with
The connected back-moving spring of the sample-adding piston.
Further, the adjusting screw rod is provided with the tune stretched out outside the sample-adding barral of a gun backwards to one end of the regulating piston
Pole, the adjusting rod are provided with the mounting hole for being used for installing sample-adding file leader.
The beneficial effects of the present invention are：
The experiment continuous sample adding apparatus of the present invention, by setting sample-adding piston and regulating piston in reagent chamber, driving sample-adding is lived
Fill in and moved to regulating piston, in the presence of check valve I, the reagent being stored in reagent chamber can be arranged by fluid hole and sample-adding
Head is loaded；In the presence of resetting-mechanism, piston reset is loaded, in the presence of check valve II, sample-adding can be prevented
Reagent is flow backwards, while in the presence of negative pressure, the reagent in reagent bottle can be drawn in reagent chamber, and preparation is loaded next time, such as
This, you can the technical purpose of continuous sample-adding is realized, conventional efficient can be effectively improved；By setting regulating piston, can adjust
The moving range of piston is loaded, and then realizes the regulation of the amount to being loaded reagent.
Brief description of the drawings
In order that the purpose of the present invention, technical scheme and beneficial effect are clearer, the present invention provides drawings described below and carried out
Explanation：
Fig. 1 is the structural representation of experiment continuous sample adding apparatus embodiment of the invention.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art can be with
It is better understood from the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
As shown in figure 1, the structural representation for experiment continuous sample adding apparatus embodiment of the present invention.The experiment of the present embodiment is used
Continuous sample adding apparatus, including sample injector body, sample injector body are provided with handle 1 and sample-adding barral of a gun 2, examination are provided with sample-adding barral of a gun 2
Agent chamber 3, reagent chamber 3 are provided with the sample-adding piston 4 with the close fit of reagent chamber 3 close to one end of handle 1, and reagent chamber 3 is away from handle 1
One end be provided be used for adjust every time sample-adding reagent amount regulating piston 5, sample-adding barral of a gun 2 be provided with positioned at reagent chamber 3 it is remote
The screw 6 of one end of handle 1, regulating piston 5 are provided with the adjusting screw rod 7 coordinated with the screw thread of screw 6, adjusting screw rod 7 and regulation
The center of piston 5 is provided with the fluid hole 8 being connected with reagent chamber 3, and sample-adding file leader 9, and fluid hole 8 are connected with fluid hole 8
It is provided with the check valve I 10 for preventing that reagent from flowing backwards.Sample injector body is provided with the mounting seat 12 for being used for installing reagent bottle 11, installation
The communicating pipe 13 being connected with reagent chamber 3 is provided with seat 12, communicating pipe 13, which is provided with, prevents reagent from flowing backward in reagent bottle 11
Check valve II 14.The sample-adding drive mechanism for driving sample-adding piston 4 to be moved towards regulating piston 5 is additionally provided with sample injector body
With the resetting-mechanism for being loaded the reset of piston 4.
Further, the sample-adding drive mechanism of the present embodiment includes the plunger shaft 15 being arranged on handle 1, is set in plunger shaft 15
There is the piston rod 16 being slidably matched with it, and hole 17 is communicated between plunger shaft 15 and reagent chamber 3, piston rod 16 is lived with sample-adding
Filling is provided with filling liquid 18 between plug 4.Linker is formed using between plunger shaft 15 and reagent chamber 3, when piston rod 16 is to piston
During the bottom of chamber movement of chamber 15, sample-adding piston 4 can be promoted to be slided to regulating piston 5, realize the technical purpose of sample-adding；Simultaneously when sample-adding
Piston 4 can drive the movement of piston rod 16 to reset when being resetted in the presence of resetting-mechanism.Specifically, the reset of the present embodiment
Mechanism includes the spring cavity 19 being connected with reagent chamber 3, and the back-moving spring 20 being connected with sample-adding piston is provided with spring cavity 19.
Further, adjusting screw rod 7 is provided with the adjusting rod 21 stretched out outside sample-adding barral of a gun 2 backwards to one end of regulating piston 5, adjusts
Pole 21 is provided with the mounting hole for being used for installing sample-adding file leader 9, and the periphery wall of adjusting rod 21 is arranged to hexagon, is easy to driving to adjust
Section screw rod 7 rotates.
The experiment continuous sample adding apparatus of the present embodiment, by setting sample-adding piston and regulating piston, driving in reagent chamber
Sample-adding piston move to regulating piston, in the presence of check valve I, can by the reagent being stored in reagent chamber by fluid hole with
Sample-adding file leader is loaded；In the presence of resetting-mechanism, piston reset is loaded, in the presence of check valve II, can be prevented
The reagent of sample-adding is flow backwards, while in the presence of negative pressure, the reagent in reagent bottle can be drawn in reagent chamber, prepares to add next time
Sample, in this way, the technical purpose of continuous sample-adding can be achieved, conventional efficient can be effectively improved；, can by setting regulating piston
The moving range of regulation sample-adding piston, and then realize the regulation of the amount to being loaded reagent.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention
Enclose not limited to this.The equivalent substitute or conversion that those skilled in the art are made on the basis of the present invention, in the present invention
Protection domain within.Protection scope of the present invention is defined by claims.
Claims (4)
- A kind of 1. experiment continuous sample adding apparatus, it is characterised in that：Including sample injector body, the sample injector body is provided with handle With sample-adding barral of a gun, the sample-adding barral of a gun is interior to be provided with reagent chamber, and the reagent chamber is provided with close to one end of the handle and the examination The sample-adding piston of agent chamber close fit, the one end of reagent chamber away from the handle, which is provided with, is used to adjust every time the amount of sample-adding reagent Regulating piston, the sample-adding barral of a gun are provided with the screw positioned at the one end of the reagent chamber away from the handle, and the regulation is lived The adjusting screw rod coordinated with the screw screw thread is provided with beyond the Great Wall, and the center of the adjusting screw rod and the regulating piston is provided with and institute State the fluid hole that reagent chamber is connected, be connected with the fluid hole sample-adding file leader, and the fluid hole be provided with prevent from trying The check valve I that agent is flow backwards；The sample injector body, which is provided with, to be used to install the mounting seat of reagent bottle, be provided with the mounting seat with The communicating pipe that the reagent chamber is connected, the communicating pipe are provided with the check valve for preventing that reagent from flowing backward in the reagent bottle Ⅱ；The sample-adding driving machine for driving the sample-adding piston to be moved towards the regulating piston is additionally provided with the sample injector body Structure and the resetting-mechanism for the sample-adding piston reset.
- 2. experiment continuous sample adding apparatus according to claim 1, it is characterised in that：The sample-adding drive mechanism includes setting Plunger shaft on the handle, is provided with the piston rod being slidably matched with it in the plunger shaft, and the plunger shaft with it is described It is communicated with hole, filling between the piston rod and the sample-adding piston and being provided with filling liquid between reagent chamber.
- 3. experiment continuous sample adding apparatus according to claim 1, it is characterised in that：The resetting-mechanism includes and the examination The spring cavity that agent chamber is connected, is provided with the spring cavity and back-moving spring that the sample-adding piston is connected.
- 4. experiment continuous sample adding apparatus according to claim 1, it is characterised in that：The adjusting screw rod is backwards to the regulation One end of piston is provided with the adjusting rod stretched out outside the sample-adding barral of a gun, and the adjusting rod, which is provided with, to be used to install sample-adding file leader's Mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610526692.2A CN107589272A (en) | 2016-07-06 | 2016-07-06 | Experiment continuous sample adding apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610526692.2A CN107589272A (en) | 2016-07-06 | 2016-07-06 | Experiment continuous sample adding apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107589272A true CN107589272A (en) | 2018-01-16 |
Family
ID=61044909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610526692.2A Pending CN107589272A (en) | 2016-07-06 | 2016-07-06 | Experiment continuous sample adding apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107589272A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110075938A (en) * | 2019-05-24 | 2019-08-02 | 上海市第五人民医院 | A kind of liquid separation sample injector |
| CN111957362A (en) * | 2020-08-13 | 2020-11-20 | 温州市人民医院 | Sample sucking device in batches |
| CN111974473A (en) * | 2020-08-13 | 2020-11-24 | 温州市人民医院 | Batch sample adding device |
-
2016
- 2016-07-06 CN CN201610526692.2A patent/CN107589272A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110075938A (en) * | 2019-05-24 | 2019-08-02 | 上海市第五人民医院 | A kind of liquid separation sample injector |
| CN111957362A (en) * | 2020-08-13 | 2020-11-20 | 温州市人民医院 | Sample sucking device in batches |
| CN111974473A (en) * | 2020-08-13 | 2020-11-24 | 温州市人民医院 | Batch sample adding device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180116 |
|
| WD01 | Invention patent application deemed withdrawn after publication |