CN202427695U - Anti-spilling device for ELIASA plate washer - Google Patents
Anti-spilling device for ELIASA plate washer Download PDFInfo
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- CN202427695U CN202427695U CN2011205732347U CN201120573234U CN202427695U CN 202427695 U CN202427695 U CN 202427695U CN 2011205732347 U CN2011205732347 U CN 2011205732347U CN 201120573234 U CN201120573234 U CN 201120573234U CN 202427695 U CN202427695 U CN 202427695U
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- liquid
- pallet
- liquid overflow
- overflow pipe
- spilling
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Abstract
The utility model discloses an anti-spilling device for an ELIASA (Enzyme Linked Immunosorbent Assay) plate washer. The anti-spilling device comprises a tray, a liquid spilling pipe with a liquid spilling solenoid valve, a waste liquid bottle, a vacuum pump for providing negative pressure for the waste liquid bottle and a control circuit for controlling the liquid spilling solenoid valve to conduct and cut off the liquid spilling pipe, wherein a liquid spilling hole is formed on the tray and connected with the waste liquid bottle through the liquid spilling pipe. According to the utility model, as the solenoid valve is arranged on the liquid spilling pipe to control the conducting state of the liquid spilling pipe, and the solenoid valve is controlled by a control circuit to achieve the purposes that the liquid spilling pipe is disconnected when liquid suction pins of a cleaning head work and conducted when the liquid suction pins of the cleaning head do not work, the problems in the prior art that liquid suction of the plate washer is incomplete and too much liquid is left, which are caused by the reason that the negative pressure of the waste liquid bottle descends too fast after an anti-spilling device is additionally arranged is solved. The liquid suction effect of the plate washer is improved, spilled liquid in the tray can be discharged, and cross contamination of sorbents in an ELISA test is reduced.
Description
Technical field
The utility model relates to the ELIAS microplate washer technical field, relates in particular to a kind of ELIAS microplate washer seepage prevention device.
Background technology
(enzyme linked immunosorbent assay when ELISA) testing, uses automatic ELIAS microplate washer to come to have neither part nor lot in the cleaning of enzyme mark orifice plate sample and the reagent of reaction usually at enzyme-linked immunosorbent assay.In cleaning process, because a variety of causes possibly cause cleaning fluid to overflow enzyme mark orifice plate.At present, collect the cleaning fluid that overflows through the pallet that is positioned at enzyme mark orifice plate below usually, still, if the liquid in the pallet is too much, cleaning fluid then can overflow from pallet once more, causes short circuit, or the corrosion of instrument base plate, damages parts etc.
In order to address the above problem; Usually adopt the seepage prevention device at present; This seepage prevention device generally includes pallet, liquid overflow pipe, waste liquid bottle, vavuum pump etc., and pallet adopts infundibulate, and liquid overflow hole is set in the centre of pallet; Liquid overflow hole links to each other with waste liquid bottle through liquid overflow pipe, and waste liquid bottle provides negative pressure automatically with the discharge sucking-off in the pallet by vavuum pump.
But there is following problem in existing seepage prevention device: because liquid overflow pipe directly connects waste liquid bottle, waste liquid bottle again with the cleaning head of washing the plate machine in aspirating needle communicate, therefore, the shared negative pressure source of liquid overflow pipe and aspirating needle.If the aperture of the liquid overflow hole on the pallet is bigger, then the air mass flow of inspiration is big; And aspirating needle during imbibition, because aspirating needle and liquid overflow pipe common negative pressure source make the negative pressure of waste liquid bottle descend comparatively fast, causes the aspirating needle imbibition unclean in enzyme mark orifice plate, produces more debris, and therefore, the seepage prevention device has influenced the imbibition effect of aspirating needle; In addition, if the aperture of the liquid overflow hole of pallet is less, then the air mass flow of inspiration is little, though little to the imbibition influential effect, but be unfavorable for discharging discharges a large amount of in the pallet.
The utility model content
The main purpose of the utility model provides a kind of ELIAS microplate washer seepage prevention device, is intended to improve the imbibition effect of washing plate machine aspirating needle, and does not influence effective discharge of pallet discharge.
In order to achieve the above object; The utility model proposes a kind of ELIAS microplate washer seepage prevention device; Comprise: pallet, liquid overflow pipe, waste liquid bottle and for waste liquid bottle provides the vavuum pump of negative pressure, pallet is provided with liquid overflow hole, and said liquid overflow hole connects said waste liquid bottle through said liquid overflow pipe; This ELIAS microplate washer seepage prevention device also comprises the discharge magnetic valve that is arranged on the liquid overflow pipe, and controls the control circuit that said discharge magnetic valve makes said liquid overflow pipe conducting and shutoff.
Preferably, carry the said carrier plate of washing the plate machine on the said pallet, said carrier plate is horizontally slipped by the discharge face of motor-driven along said pallet, places some enzyme mark orifice plates in the said carrier plate; Said enzyme mark orifice plate top is provided with cleaning head moving up and down, and cleaning head is provided with washing lotion pin and aspirating needle, and said aspirating needle is connected with said waste liquid bottle through pipette; Said control circuit is controlled said liquid overflow pipe magnetic valve said liquid overflow pipe is broken off when aspirating needle is worked, and when aspirating needle is not worked, controls said liquid overflow pipe magnetic valve and makes said liquid overflow pipe conducting.
Preferably, the left and right sides of the discharge face of said pallet is to rear portion and intermediate, inclined.
Preferably, said liquid overflow hole is arranged on the lowest order place of said discharge face.
Preferably, Open Side Down for said liquid overflow hole, and perhaps said liquid overflow hole is opened on the rear side end face of said pallet.
Preferably, on the discharge face of said pallet, be provided with a strip guide groove, be inlaid with a wear-resisting sliver in the said guide groove along the sliding surface of said carrier plate.
Preferably, said wear-resisting sliver is the POM material, and said guide groove is arranged on the front portion of the discharge face of said pallet.
A kind of ELIAS microplate washer seepage prevention device that the utility model proposes, through the conducting state of solenoid control liquid overflow pipe is set on liquid overflow pipe, magnetic valve is controlled by control circuit; When the aspirating needle work of cleaning head, break off liquid overflow pipe; Conducting liquid overflow pipe when the aspirating needle of cleaning head is not worked, thus prior art solved because after installing the seepage prevention device additional, the waste liquid bottle negative pressure descends too fast; Cause washing the unclean and too much problem of debris of plate machine imbibition; When plate machine imbibition effect is washed in raising, can satisfy the discharge of discharge in the pallet, and can reduce the cross pollution of adsorbent in the enzyme-linked immunosorbent assay experiment.
Description of drawings
Fig. 1 is preferred embodiment of the utility model ELIAS microplate washer seepage prevention device and the assembly structure sketch map of washing the plate machine;
Fig. 2 is the side view of Fig. 1;
Fig. 3 is the sketch map that is connected of pallet and cleaning head and waste liquid bottle in the preferred embodiment of the utility model ELIAS microplate washer seepage prevention device;
Fig. 4 is a support holder structure sketch map in the preferred embodiment of the utility model ELIAS microplate washer seepage prevention device.
The realization of the utility model purpose, functional characteristics and advantage will combine embodiment, further specify with reference to accompanying drawing.
The specific embodiment
The main solution of the utility model embodiment is: control the conducting state of liquid overflow pipe through magnetic valve is set on liquid overflow pipe; Magnetic valve is controlled by control circuit, when the aspirating needle work of cleaning head, breaks off liquid overflow pipe, conducting liquid overflow pipe when the aspirating needle of cleaning head is not worked; Too fast to prevent that the waste liquid bottle negative pressure from descending; Cause washing the unclean and too much problem of debris of plate machine imbibition, improve and wash plate machine imbibition effect, and do not influence the discharge of discharge in the pallet 1.
Please referring to figs. 1 through shown in Figure 4; The utility model preferred embodiment proposes a kind of ELIAS microplate washer seepage prevention device, comprising: pallet 1, liquid overflow pipe 4, waste liquid bottle 3, the vavuum pump 2 of negative pressure and liquid overflow pipe magnetic valve 11 and control circuit are provided for waste liquid bottle 3; Pallet 1 is provided with liquid overflow hole 103; Liquid overflow hole 103 connects waste liquid bottle 3 through liquid overflow pipe 4, and liquid overflow pipe magnetic valve 11 is arranged on the liquid overflow pipe 4, is used for controlling the conducting and the off state of liquid overflow pipe 4; Liquid overflow pipe magnetic valve 11 is connected with control circuit, is controlled by control circuit and realizes the conducting of liquid overflow pipe 4 and the control of off state.
Particularly, in the present embodiment, pallet 1 is placed on the support 8 of washing the plate machine; Be supported with carrier plate 5 on the pallet 1, carrier plate 5 is provided with the putting position of some standard enzyme mark orifice plates 6, is used for carrying the enzyme that needs to clean and marks orifice plate 6; The top of enzyme mark orifice plate 6 is provided with cleaning head 7; Cleaning head 7 is fixed through support, and this support is connected with motor 9, and cleaning head 7 drives relative enzyme mark orifice plate 6 through motor 9 and moves up and down.
When cleaning; Aspirating needle 71 moves up and down with the hole that washing lotion pin 72 is aimed in the enzyme mark orifice plate 6; Washing lotion pin 72 is used for distributing cleaning fluid in enzyme mark orifice plate 6; Aspirating needle 71 is used for siphoning away the washing lotion in enzyme mark orifice plate 6 holes, and the washing lotion that siphons away is drained into waste liquid bottle 3, reaches the purpose that enzyme mark orifice plate 6 is cleaned.
Usually the cleaning way of ELIAS microplate washer has two kinds, and a kind of is that enzyme mark orifice plate 6 is motionless, and cleaning head 7 moves up and down; Another kind is that cleaning head 7 moves up and down, 6 side-to-side movements of enzyme mark orifice plate.Present embodiment is that example describes with the cleaning way that cleaning head 7 moves up and down, enzyme is marked orifice plate 6 side-to-side movements.
Wherein, enzyme mark orifice plate 6 is driven by the carrier plate 5 that carries this enzyme mark orifice plate 6 and on pallet 1, horizontally slips.Carrier plate 5 is connected with motor 9 through transmission mechanisms such as belts, is driven by motor 9 and realizes side-to-side movement.
The effect of pallet 1 is except can supporting carrier plate 5; The washing lotion of overflowing and passing carrier plate 5 from enzyme mark orifice plate 6 when also being used for collecting cleaning head 7 cleaning of enzyme mark orifice plate 6; To wash the plate machine inner to prevent to flow to from the liquid that enzyme mark orifice plate 6 overflows, and causes and wash the short circuit of plate machine circuit or corrosion instrument base plate and parts etc.
The upper surface of pallet 1 is for collecting the discharge face 100 of discharge, and its front portion is reserved with the sliding surface that supplies carrier plate 5 to horizontally slip.The bottom of carrier plate 5 is provided with slide plate 51, and this slide plate 51 can horizontally slip at pallet 1 anterior sliding surface.
Because in the existing seepage prevention device, liquid overflow pipe 4 directly connects waste liquid bottle 3, communicate liquid overflow pipe 4 and aspirating needle 71 shared negative pressure sources with aspirating needle 71.If the aperture of the liquid overflow hole 103 on the pallet 1 is bigger, then the air mass flow of inspiration is big; And aspirating needle 71 is in enzyme mark orifice plate 6 during imbibition; Because aspirating needle 71 and liquid overflow pipe 4 common negative pressure sources; Make the negative pressure of waste liquid bottle 3 descend very fast (especially working as waste liquid bottle 3 interior waste liquids more for a long time), cause aspirating needle 71 imbibitions unclean, produce more debris; Therefore, the seepage prevention device has influenced the imbibition effect of aspirating needle 71; In addition, if the aperture of the liquid overflow hole 103 of pallet 1 is less, then the air mass flow of inspiration is little, though little to the imbibition influential effect, but be unfavorable for discharging discharges a large amount of in the pallet 1.
Present embodiment is considered the aspirating needle 71 of washing the plate machine in enzyme mark orifice plate 6 during imbibition, the 72 not discharge opeings of washing lotion pin, therefore; On liquid overflow pipe 4, install a magnetic valve (being the alleged liquid overflow pipe magnetic valve 11 of present embodiment) additional,, control the conducting state of liquid overflow pipe 4 by liquid overflow pipe magnetic valve 11 through the action of control circuit control liquid overflow pipe magnetic valve 11; When aspirating needle 71 during imbibition, does not have washing lotion to get from washing lotion pin 72 in enzyme mark orifice plate 6, enzyme is marked orifice plate 6 does not have discharge to drop on the pallet 1; At this moment; Close the discharge magnetic valve through control circuit, make liquid overflow pipe 4 not conductings, in order to avoid vacuum descends very fast in the waste liquid bottle 3.When aspirating needle 71 stops imbibition, open magnetic valve through control circuit, make liquid overflow pipe 4 conductings; At this moment; Negative pressure in the waste liquid bottle 3 is mainly used in the suction discharge, so not only can increase the flow of suction discharge, but also does not influence the normal imbibition function of aspirating needle 71.Solved thus because after installing the seepage prevention device additional, waste liquid bottle 3 interior negative pressure descend too fast, cause the clean and too much problem of debris of enzyme mark orifice plate 6 imbibitions.
In addition; Slidably reciprocating for a long time of pallet 1 surface pallet 1 surface abrasion is caused mechanical breakdown in order to reduce because of carrier plate 5; Present embodiment is provided with a strip guide groove 101 along the sliding surface of pallet 1; And in this guide groove 101, be inlaid with a wear-resisting sliver 102, as the sliding guide groove 101 of carrier plate 5, like Fig. 3 and shown in Figure 4.
Above-mentioned wear-resisting sliver 102 can adopt lucite POM (Polyoxymethylene in the present embodiment; Polyformaldehyde); Lucite POM claims to match steel, special steel again, is that polymerizable raw material forms with formaldehyde etc., is a kind of smooth surface, glossiness hard and fine and close material; Have good physics, machinery and chemical property, especially have excellent crocking resistance.In other embodiments, wear-resisting sliver 102 also can adopt other high-abrasive materials.
In addition, present embodiment is provided with the left and right sides of discharge face 100 of pallet 1 to rear portion and intermediate, inclined, and the liquid overflow hole 103 of pallet 1 is arranged on the lowest order place of discharge face 100, and is as shown in Figure 4.This kind pallet 1 project organization makes pallet 1 when playing the effect of collecting discharge, can also reduce the thickness of pallet 1, improves the product overall aesthetics.
Wherein, the opening of liquid overflow hole 103 can be offered downwards, and the trailing edge that also can be arranged on pallet 1 is on the rear side end face of pallet 1.The liquid overflow hole 103 of present embodiment is opened on the rear side end face of pallet 1, and promptly the central shaft of liquid overflow hole 103 is vertical with the rear side end face of pallet 1.
When washing the work of plate machine; Discharge overflows from enzyme mark orifice plate 6; Pass on the discharge face 100 that carrier plate 5 falls into pallet 1 and since the discharge face 100 that pallet 1 is collected discharge be simultaneously inwardly, tilt backward, the discharges that fall in the pallet 1 discharge face 100 can be assembled from the bottom rear of trend pallet 1 discharge face 100; And draw by the liquid overflow hole 103 that the lowest part that is arranged on pallet 1 bottom rear is offered; Under waste liquid bottle 3 action of negative pressure, discharge gets in the waste liquid bottle 3 through liquid overflow pipe 4, prevents that discharge from overflowing from pallet 1 once more.
Present embodiment ELIAS microplate washer seepage prevention device utilizes the negative pressure of waste liquid bottle 3 that the discharge on the pallet 1 is drawn in the waste liquid bottle 3 through a controlled liquid overflow pipe 4, effectively protects washing the plate machine; Simultaneously, through the conducting state of overflow solenoid control liquid overflow pipe 4, when aspirating needle 71 work; Break off liquid overflow pipe 4; When 72 work (aspirating needle 71 is not worked) of washing lotion pin, conducting liquid overflow pipe 4 has solved because after installing the seepage prevention device additional; Waste liquid bottle 3 interior negative pressure descend too fast, cause the clean and too much problem of debris of enzyme mark orifice plate 6 imbibitions.And, can reduce the cross pollution of adsorbent in the enzyme-linked immunosorbent assay experiment.
In addition; Present embodiment is washed under the situation about in the plate machine lath being discontented with actual, can install useless lath in addition additional and fill up the position, hole, and system can directly move; Because of the empty place of not filling up with useless lath flows into the washing lotion in the pallet 1; Can be inhaled in the waste liquid bottle 3 through the seepage prevention device, make practical operation become easier like this, make things convenient for the cleaning of washing the plate machine.
The above is merely the preferred embodiment of the utility model; Be not thus the restriction the utility model claim; Every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the utility model.
Claims (7)
1. ELIAS microplate washer seepage prevention device; Comprise: pallet, liquid overflow pipe, waste liquid bottle and the vavuum pump that negative pressure is provided for waste liquid bottle; Pallet is provided with liquid overflow hole, and said liquid overflow hole connects said waste liquid bottle through said liquid overflow pipe, it is characterized in that; Also comprise the discharge magnetic valve that is arranged on the liquid overflow pipe, and control the control circuit that said discharge magnetic valve makes said liquid overflow pipe conducting and shutoff.
2. ELIAS microplate washer seepage prevention device according to claim 1; It is characterized in that; Carry the said carrier plate of washing the plate machine on the said pallet, said carrier plate is horizontally slipped by the discharge face of motor-driven along said pallet, places some enzyme mark orifice plates in the said carrier plate; Said enzyme mark orifice plate top is provided with cleaning head moving up and down, and cleaning head is provided with washing lotion pin and aspirating needle, and said aspirating needle is connected with said waste liquid bottle through pipette; Said control circuit is controlled said liquid overflow pipe magnetic valve said liquid overflow pipe is broken off when aspirating needle is worked, and when aspirating needle is not worked, controls said liquid overflow pipe magnetic valve and makes said liquid overflow pipe conducting.
3. ELIAS microplate washer seepage prevention device according to claim 2 is characterized in that the left and right sides of the discharge face of said pallet is to rear portion and intermediate, inclined.
4. ELIAS microplate washer seepage prevention device according to claim 3 is characterized in that said liquid overflow hole is arranged on the lowest order place of said discharge face.
5. ELIAS microplate washer seepage prevention device according to claim 4 is characterized in that Open Side Down for said liquid overflow hole, and perhaps said liquid overflow hole is opened on the rear side end face of said pallet.
6. according to each described ELIAS microplate washer seepage prevention device among the claim 2-5, it is characterized in that, on the discharge face of said pallet, be provided with a strip guide groove, be inlaid with a wear-resisting sliver in the said guide groove along the sliding surface of said carrier plate.
7. ELIAS microplate washer seepage prevention device according to claim 6 is characterized in that, said wear-resisting sliver is a polyformaldehyde POM material, and said guide groove is arranged on the front portion of the discharge face of said pallet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205732347U CN202427695U (en) | 2011-12-31 | 2011-12-31 | Anti-spilling device for ELIASA plate washer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205732347U CN202427695U (en) | 2011-12-31 | 2011-12-31 | Anti-spilling device for ELIASA plate washer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202427695U true CN202427695U (en) | 2012-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205732347U Expired - Lifetime CN202427695U (en) | 2011-12-31 | 2011-12-31 | Anti-spilling device for ELIASA plate washer |
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| Country | Link |
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| CN (1) | CN202427695U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106269657A (en) * | 2016-10-17 | 2017-01-04 | 浙江聚康生物工程有限公司 | What a kind of oneself dredged washes trigger |
| CN108817001A (en) * | 2018-07-22 | 2018-11-16 | 菲仕医学设备（武汉）有限公司 | A kind of new automatic ELIAS microplate washer |
| CN108856090A (en) * | 2018-07-04 | 2018-11-23 | 嘉兴科瑞迪医疗器械有限公司 | A kind of 24 needle board-washing machine devices |
-
2011
- 2011-12-31 CN CN2011205732347U patent/CN202427695U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106269657A (en) * | 2016-10-17 | 2017-01-04 | 浙江聚康生物工程有限公司 | What a kind of oneself dredged washes trigger |
| CN106269657B (en) * | 2016-10-17 | 2019-04-26 | 浙江聚康生物工程有限公司 | A kind of board-washing machine of self dredging |
| CN108856090A (en) * | 2018-07-04 | 2018-11-23 | 嘉兴科瑞迪医疗器械有限公司 | A kind of 24 needle board-washing machine devices |
| CN108817001A (en) * | 2018-07-22 | 2018-11-16 | 菲仕医学设备（武汉）有限公司 | A kind of new automatic ELIAS microplate washer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120912 |
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| CX01 | Expiry of patent term |