CN205898828U - Continuous sample injector for experiments - Google Patents
Continuous sample injector for experiments Download PDFInfo
- Publication number
- CN205898828U CN205898828U CN201620705112.1U CN201620705112U CN205898828U CN 205898828 U CN205898828 U CN 205898828U CN 201620705112 U CN201620705112 U CN 201620705112U CN 205898828 U CN205898828 U CN 205898828U
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- CN
- China
- Prior art keywords
- sample
- piston
- reagent
- reagent chamber
- application
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a continuous sample injector for experiments, including the sample injector body, be equipped with handle and application of sample barral of a gun on the sample injector body, be equipped with the reagent chamber in the application of sample barral of a gun, one end that the reagent chamber is close to the handle be equipped with with the airtight complex application of sample piston in reagent chamber, the one end that the handle was kept away from in the reagent chamber is equipped with and is used for adjusting the regulating piston of the volume of application of sample reagent at every turn, be equipped with the screw that is located the reagent chamber and keeps away from the one end of handle on the application of sample barral of a gun, be equipped with the adjusting screw with screw screw -thread fit on the regulating piston, the center of adjusting screw and regulating piston is equipped with the play liquid hole that is linked together with the reagent chamber, the connection is equipped with the application of sample file leader on going out the liquid hole, and it is equipped with check valve I on the liquid hole to go out, be equipped with the mount pad that is used for installing the reagent bottle on the sample injector body, be equipped with the communicating pipe that is linked together with the reagent chamber in the mount pad, be equipped with check valve II on communicating pipe, still be equipped with on the sample injector body and be used for driving application of sample piston orientation regulation piston motion's application of sample actuating mechanism and the canceling release mechanical system who is used for the application of sample piston to reset.
Description
Technical field
This utility model is related to a kind of sample injector, and specific is a kind of experiment continuous sample adding apparatus.
Background technology
Enzyme-linked immunosorbent assay (elisa) will known antigen or antibody adsorb in surface of solid phase carriers, makes enzyme mark
The technology that the antigen antibody reaction of note is carried out in solid phase surface.This technology can be used for detecting macromole antigen and specific antibody
Deng having the advantages that quick, sensitive, easy, carrier is easy to standardization.
In elisa experiment, need to wash interpolation sample in plate in experiment.In prior art, typically entered using sample-adding file leader
Row Deca is loaded, and is often loaded and once needs afterwards to add reagent, not only complex operation to sample-adding file leader manually again, and reduces reality
Test efficiency.
Content of the invention
In view of this, the purpose of this utility model is to provide a kind of experiment continuous sample adding apparatus, is capable of continuous adding
The technical purpose of sample, and conventional efficient can be effectively improved.
For reaching above-mentioned purpose, this utility model following technical scheme of offer:
A kind of experiment continuous sample adding apparatus, including sample injector body, described sample injector body is provided with handle and sample loading gun
Bar, is provided with reagent chamber in described sample-adding barral of a gun, described reagent chamber is provided with airtight with described reagent chamber near one end of described handle
The sample-adding piston of cooperation, reagent chamber is provided with the regulation work for adjusting each amount being loaded reagent away from one end of described handle
Plug, described sample-adding barral of a gun is provided with the screw of one end away from described handle positioned at described reagent chamber, and described regulating piston sets
There is the adjusting screw rod with the cooperation of described screw screw thread, the center of described adjusting screw rod and described regulating piston is provided with and described reagent
The liquid outlet that chamber is connected, described liquid outlet is connected with sample-adding file leader, and described liquid outlet is provided with and prevents reagent from flowing backwards
Check valve；Described sample injector body is provided with the mounting seat for installing reagent bottle, is provided with and described examination in described mounting seat
The communicating pipe that agent chamber is connected, described communicating pipe is provided with the check valve preventing reagent from flowing backward in described reagent bottle；Described
It is additionally provided with sample injector body for driving the sample-adding drive mechanism that described sample-adding piston moves towards described regulating piston and use
Resetting-mechanism in described sample-adding piston reset.
Further, described sample-adding drive mechanism includes the plunger shaft being arranged on described handle, and described piston intracavity is provided with
Be communicated with hole between the piston rod being slidably matched with it, and described plunger shaft and described reagent chamber, described piston rod with described
Filling between sample-adding piston is provided with filling liquid.
Further, described resetting-mechanism includes the spring cavity being connected with described reagent chamber, described spring intracavity be provided with
The back-moving spring that described sample-adding piston is connected.
Further, one end of described adjusting screw rod dorsad described regulating piston is provided with the tune stretching out outside described sample-adding barral of a gun
Pole, described adjusting rod is provided with the installing hole for installing sample-adding file leader.
The beneficial effects of the utility model are:
Experiment continuous sample adding apparatus of the present utility model, by arranging sample-adding piston and regulating piston in reagent intracavity, drive
Dynamic sample-adding piston moves to regulating piston, and in the presence of check valve, the reagent that can will be stored in reagent intracavity passes through liquid outlet
It is loaded with sample-adding file leader；In the presence of resetting-mechanism, it is loaded piston reset, in the presence of check valve, Neng Goufang
Only the reagent of sample-adding flows backwards, and simultaneously in the presence of negative pressure, the reagent in reagent bottle can be drawn to reagent intracavity, prepare next time
Sample-adding, so, you can realize the technical purpose of continuous sample-adding, can effectively improve conventional efficient；By arranging regulating piston, energy
Enough movings range adjusting sample-adding piston, and then realize the regulation of the amount to sample-adding reagent.
Brief description
In order that the purpose of this utility model, technical scheme and beneficial effect are clearer, this utility model provides as follows
Accompanying drawing illustrates:
Fig. 1 is the structural representation of this utility model experiment continuous sample adding apparatus embodiment.
Specific embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art
This utility model can be better understood from and can be practiced, but illustrated embodiment is not as to restriction of the present utility model.
As shown in figure 1, the structural representation for this utility model experiment continuous sample adding apparatus embodiment.The reality of the present embodiment
Test and use continuous sample adding apparatus, including sample injector body, sample injector body is provided with handle 1 and sample-adding barral of a gun 2, sets in sample-adding barral of a gun 2
Have reagent chamber 3, reagent chamber 3 is provided with the sample-adding piston 4 with reagent chamber 3 close fit near one end of handle 1, reagent chamber 3 away from
One end of handle 1 is provided with the regulating piston 5 of the amount for adjusting each sample-adding reagent, and sample-adding barral of a gun 2 is provided with positioned at reagent chamber 3
Away from the screw 6 of one end of handle 1, regulating piston 5 is provided with the adjusting screw rod 7 with the cooperation of screw 6 screw thread, adjusting screw rod 7 He
The center of regulating piston 5 is provided with the liquid outlet 8 being connected with reagent chamber 3, liquid outlet 8 is connected with sample-adding file leader 9, and goes out liquid
Hole 8 is provided with the check valve 10 preventing reagent from flowing backwards.Sample injector body is provided with the mounting seat 12 for installing reagent bottle 11,
It is provided with the communicating pipe 13 being connected with reagent chamber 3 in mounting seat 12, be provided with communicating pipe 13 and prevent reagent from flowing backward to reagent bottle 11
Interior check valve 14.It is additionally provided with sample injector body for driving sample-adding piston 4 to drive towards the sample-adding that regulating piston 5 moves
Mechanism and the resetting-mechanism for being loaded piston 4 reset.
Further, the sample-adding drive mechanism of the present embodiment includes the plunger shaft 15 being arranged on handle 1, sets in plunger shaft 15
There is the piston rod 16 being slidably matched with it, and between plunger shaft 15 and reagent chamber 3, be communicated with hole 17, piston rod 16 is lived with sample-adding
Between plug 4, filling is provided with filling liquid 18.Constitute linker using between plunger shaft 15 and reagent chamber 3, when piston rod 16 is to piston
When the bottom of chamber in chamber 15 is mobile, sample-adding piston 4 can be promoted to slide to regulating piston 5, realize the technical purpose of sample-adding；Work as sample-adding simultaneously
When piston 4 resets in the presence of resetting-mechanism, the mobile reset of piston rod 16 can be driven.Specifically, the reset of the present embodiment
Mechanism includes the spring cavity 19 being connected with reagent chamber 3, is provided with and is loaded the back-moving spring 20 that piston is connected in spring cavity 19.
Further, one end of adjusting screw rod 7 dorsad regulating piston 5 is provided with the adjusting rod 21 stretching out outside sample-adding barral of a gun 2, adjusts
Pole 21 is provided with the installing hole for installing sample-adding file leader 9, and the periphery wall of adjusting rod 21 is set to hexagon, is easy to drive and adjusts
Section screw rod 7 rotates.
The experiment continuous sample adding apparatus of the present embodiment, by arranging sample-adding piston and regulating piston in reagent intracavity, drive
Sample-adding piston move to regulating piston, in the presence of check valve, can will be stored in reagent intracavity reagent pass through liquid outlet with
Sample-adding file leader is loaded；In the presence of resetting-mechanism, it is loaded piston reset, in the presence of check valve, is prevented from
The reagent of sample-adding flows backwards, and simultaneously in the presence of negative pressure, the reagent in reagent bottle can be drawn to reagent intracavity, prepare to add next time
Sample, so, you can realize the technical purpose of continuous sample-adding, can effectively improve conventional efficient；By arranging regulating piston, can
Adjust the moving range of sample-adding piston, and then realize the regulation of the amount to sample-adding reagent.
Embodiment described above is only the preferred embodiment lifted for absolutely proving this utility model, this utility model
Protection domain not limited to this.Equivalent substitute or change that those skilled in the art are made on the basis of this utility model
Change, all within protection domain of the present utility model.Protection domain of the present utility model is defined by claims.
Claims (4)
1. a kind of experiment continuous sample adding apparatus it is characterised in that: inclusion sample injector body, described sample injector body is provided with handle
With sample-adding barral of a gun, it is provided with reagent chamber in described sample-adding barral of a gun, described reagent chamber is provided with and described examination near one end of described handle
The sample-adding piston of agent chamber close fit, reagent chamber is provided with the amount for adjusting each sample-adding reagent away from one end of described handle
Regulating piston, described sample-adding barral of a gun is provided with the screw of one end away from described handle positioned at described reagent chamber, and described regulation is lived
It is provided with the adjusting screw rod with the cooperation of described screw screw thread beyond the Great Wall, the center of described adjusting screw rod and described regulating piston is provided with and institute
State the liquid outlet that reagent chamber is connected, described liquid outlet is connected with sample-adding file leader, and described liquid outlet is provided with and prevents from trying
The check valve that agent is flow backwards；Described sample injector body is provided with the mounting seat for installing reagent bottle, be provided with described mounting seat with
The communicating pipe that described reagent chamber is connected, described communicating pipe is provided with the check valve preventing reagent from flowing backward in described reagent bottle
ⅱ；Sample-adding driving machine for driving described sample-adding piston to move towards described regulating piston is additionally provided with described sample injector body
Structure and the resetting-mechanism for described sample-adding piston reset.
2. experiment continuous sample adding apparatus according to claim 1 it is characterised in that: described sample-adding drive mechanism include arrange
Plunger shaft on described handle, described piston intracavity is provided with the piston rod being slidably matched with it, and described plunger shaft with described
It is communicated with hole, filling between described piston rod and described sample-adding piston is provided with filling liquid between reagent chamber.
3. experiment continuous sample adding apparatus according to claim 1 it is characterised in that: described resetting-mechanism includes and described examination
The spring cavity that agent chamber is connected, described spring intracavity is provided with the back-moving spring being connected with described sample-adding piston.
4. experiment continuous sample adding apparatus according to claim 1 it is characterised in that: the dorsad described regulation of described adjusting screw rod
One end of piston is provided with the adjusting rod stretching out outside described sample-adding barral of a gun, and described adjusting rod is provided with for installing sample-adding file leader
Installing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620705112.1U CN205898828U (en) | 2016-07-06 | 2016-07-06 | Continuous sample injector for experiments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620705112.1U CN205898828U (en) | 2016-07-06 | 2016-07-06 | Continuous sample injector for experiments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205898828U true CN205898828U (en) | 2017-01-18 |
Family
ID=57771049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620705112.1U Expired - Fee Related CN205898828U (en) | 2016-07-06 | 2016-07-06 | Continuous sample injector for experiments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205898828U (en) |
-
2016
- 2016-07-06 CN CN201620705112.1U patent/CN205898828U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170118 Termination date: 20170706 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |