CN207123483U - Automatic liquid supply device - Google Patents
Automatic liquid supply device Download PDFInfo
- Publication number
- CN207123483U CN207123483U CN201721122365.7U CN201721122365U CN207123483U CN 207123483 U CN207123483 U CN 207123483U CN 201721122365 U CN201721122365 U CN 201721122365U CN 207123483 U CN207123483 U CN 207123483U
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- China
- Prior art keywords
- carrier fluid
- liquid supply
- supply device
- automatic liquid
- container
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Abstract
A kind of automatic liquid supply device, including：Fluidsupply container, liquid feeding pipeline and carrier fluid container, flotation gear, connecting rod and switching device are provided with the carrier fluid container, the fluidsupply container is connected by the liquid feeding pipeline with the fluid infusion hole of the carrier fluid container bottom, the flotation gear is connected by the connecting rod with the switching device, when flotation gear rises with carrier fluid liquid level, the switching device closes the fluid infusion hole, and when flotation gear declines with carrier fluid liquid level, the switching device opens the fluid infusion hole.The fluid infusion of the automatic liquid supply device is automatically performed by buoyancy control, is had the advantages that simple to operate, cost is cheap, is saved reagent, without mains power, saving manpower.
Description
Technical field
The utility model is related to Environmental Monitoring Experiment equipment, and in particular to it is a kind of available for carrier fluid used in analytical instrument from
Dynamic liquid supply device.
Background technology
, it is necessary to which substantial amounts of dilute hydrochloric acid solution is as carrier fluid in atomic fluorescence detector test process.In the prior art, it is to utilize
Feed flow peristaltic pump, dilute hydrochloric acid solution is imported by carrier fluid groove, then the absorption by sample introduction needle by pump line, entered by sample feeding pipe former
In sub- luminoscope.The feed flow peristaltic pump of above-mentioned carrier fluid is used for reducing agent feed flow simultaneously, when instrument is run, the pump of feed flow peristaltic pump
Speed is mainly determined by reducing agent liquid supply speed, and which results in carrier fluid feed flow is too fast, a large amount of carrier fluids are forced overflow discharge, are formed and carried
Liquid wastes.Carrier fluid waste is a major issue in atomic fluorescence analysis.Top pure grade concentrated hydrochloric acid needed for configuration carrier fluid belongs to
Control acid, it is a large amount of to waste not only easily pollution environment, also unfavorable buying.
Utility model content
In order to solve the above-mentioned problems in the prior art, the utility model provides a kind of automatic liquid supply device, should
When device can avoid analytical instrument follow-on test sample, caused waste problem during carrier fluid fluid infusion.
Automatic liquid supply device described in the utility model includes：Fluidsupply container, liquid feeding pipeline and carrier fluid container, the carrier fluid
Flotation gear, connecting rod and switching device are provided with container, the fluidsupply container passes through the liquid feeding pipeline and the carrier fluid
The fluid infusion hole of container bottom is connected, and the flotation gear is connected by the connecting rod with the switching device, works as flotation gear
When rising with carrier fluid liquid level, the switching device closes the fluid infusion hole, described to open when flotation gear declines with carrier fluid liquid level
Close device and open the fluid infusion hole.
Preferably, the flotation gear is made up of acid resisting material.
Preferably, the flotation gear is made up of acid-resisting rubber or acidproof plastics.
Preferably, the shape of the flotation gear is solid or hollow spherical or cylindricality.
Preferably, the switching device is piston, valve or pipe clamp.
Preferably, liquid feeding pipeline valve is provided with the liquid feeding pipeline.
Preferably, the carrier fluid container is provided with drain line.
Preferably, the drain line is connected with the outage of the bottom of the carrier fluid container.
Preferably, drain line valve is provided with the drain line.
The automatic liquid supply device also includes sample introduction needle, and the sample introduction needle inserts carrier fluid container from the top of carrier fluid container,
The carrier fluid that the sample introduction needle is drawn from the carrier fluid container enters analytical instrument by sample introduction pipeline.
The advantageous effects of automatic liquid supply device described in the utility model are：Fluid infusion is automatically performed by buoyancy control,
It is simple to operate, cost is cheap, save reagent, without mains power, save manpower etc..Automatic benefit described in the utility model
Liquid device, can as atomic fluorescence detector liquid supply device or wait other to need to supplement the fluid infusion of the analytical instrument of carrier fluid dress at any time
Put.
Brief description of the drawings
Fig. 1 is automatic liquid supply device schematic diagram of the present utility model；
Fig. 2 is the carrier fluid groove of the utility model embodiment.
Reference implication in figure is as follows：1- feed tanks；2- feed flow tube valves；3- feed pipes；4- carrier fluid grooves；5- is floated
Ball；6- connecting rods；7- fluid infusion pistons；8- sample introduction needles；9- sample feeding pipes；10- discharge opeing tube valves；11- discharging tubes；12- fluid infusion hole；
13- outages.
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, below in conjunction with specific embodiment, and
Referring to the drawings, the utility model is described in further detail.
Automatic liquid supply device described in the utility model includes：Fluidsupply container, liquid feeding pipeline and carrier fluid container, the carrier fluid
Flotation gear, connecting rod and switching device are provided with container, the fluidsupply container passes through the liquid feeding pipeline and the carrier fluid
The fluid infusion hole of container bottom is connected, and the opening and closing in the switching device control fluid infusion hole, the flotation gear passes through described
Connecting rod is connected with the switching device, and when flotation gear rises with carrier fluid liquid level, the switching device closes the fluid infusion
Hole, when flotation gear declines with carrier fluid liquid level, the switching device opens the fluid infusion hole.
The flotation gear is made up of acid resisting material, such as is made of acid-resisting rubber, acidproof plastic or other material, can make
Into shapes such as solid or hollow spherical, columns.
The switching device is the device that can control the connection between liquid feeding pipeline and carrier fluid container, can be piston,
Valve, pipe clamp etc..
Liquid feeding pipeline valve is provided with the liquid feeding pipeline.
The carrier fluid container is provided with drain line, discharge opeing of the drain line preferably with the bottom of the carrier fluid container
Hole is connected.
Drain line valve is provided with the drain line.
The automatic liquid supply device also includes sample introduction needle, and the sample introduction needle inserts carrier fluid container from the top of carrier fluid container,
The carrier fluid that the sample introduction needle is drawn from the carrier fluid container enters analytical instrument by sample introduction pipeline.
Here is according to one embodiment of the present utility model.
As shown in Figure 1 and Figure 2, automatic liquid supply device described in the utility model includes：Feed tank 1, feed flow tube valve 2, supply
Liquid pipe 3, carrier fluid groove 4, floater shot 5, connecting rod 6, fluid infusion piston 7, sample introduction needle 8, sample feeding pipe 9, discharge opeing tube valve 10, discharging tube
11.Feed tank 1 is connected built with the solution for being used as carrier fluid, feed tank 1 by feed pipe 3 with the fluid infusion hole 12 of the bottom of carrier fluid groove 4,
Fluid infusion piston 7 controls the opening and closing in fluid infusion hole 12, is provided with feed flow tube valve 2 on feed pipe 3, is provided with carrier fluid groove 4
The floater shot 5 that may float on carrier fluid liquid level, floater shot 5 are connected by connecting rod 6 with fluid infusion piston 7.
When floater shot 5 rises with carrier fluid liquid level, drive connecting rod to rotate, move down fluid infusion piston 7 until will
Fluid infusion hole 12 is closed, when floater shot 5 declines with carrier fluid liquid level, drive connecting rod rotate, make fluid infusion piston 7 move up from
And fluid infusion hole 12 is opened.
Sample introduction needle 8 is from the top of carrier fluid groove 4 insertion carrier fluid groove 4, can be with when the syringe needle of sample introduction needle 8 is below carrier fluid liquid level
Carrier fluid is sucked into sample feeding pipe 9, detected subsequently into analytical instrument.The analytical instrument can be need carrier fluid various points
Analyzer device, such as atomic fluorescence detector etc..
The bottom of carrier fluid groove 4 is provided with discharging tube 11, for by carrier fluid groove 4 remaining carrier fluid discharge, discharging tube 11 with
The outage 13 of the bottom of carrier fluid groove 4 is connected, and discharge opeing tube valve 10 is provided with discharging tube 11.
In one embodiment, the carrier fluid supply that the automatic liquid supply system is used in atomic fluorescence detector analysis.Work as atom
When luminoscope carries out the work of test sample, close discharge opeing tube valve 10 and open feed flow tube valve 2.Carrier fluid from feed tank 1 according to
Carrier fluid groove 4 is flowed into by feed pipe 3 by gravity and carries out automatic liquid supply, the carrier fluid that sample introduction needle 8 is drawn in carrier fluid groove passes through sample feeding pipe 9
Into atomic fluorescence detector.When carrier fluid supply is excessive, buoyancy rises floater shot 5, and floater shot drives connecting rod 6 to rotate, and makes benefit
Liquid piston 7 closes fluid infusion hole 12, and fluid infusion process is automatically stopped.When carrier fluid deficiency, floater shot 5 is declined by Action of Gravity Field, is driven
Connecting rod 6 rotates, and fluid infusion piston 7 is opened fluid infusion hole 12, fluid infusion is carried out automatically.
When needing to clean carrier fluid groove 4 after atomic fluorescence detector is stopped, close feed flow tube valve 2 and open discharge opeing pipe valve
Door 10.Remaining carrier fluid is discharged from discharging tube 11 in carrier fluid groove, and carrier fluid groove can be cleaned with deionized water or distilled water after carrier fluid emptying
4。
Particular embodiments described above, the purpose of this utility model, technical scheme and beneficial effect are carried out to enter one
Step describes in detail, it should be understood that the foregoing is only specific embodiment of the utility model, is not limited to this reality
It is all within the spirit and principles of the utility model with new, any modification, equivalent substitution and improvements done etc., it all should include
Within the scope of protection of the utility model.
Claims (10)
1. a kind of automatic liquid supply device, including：Fluidsupply container, liquid feeding pipeline and carrier fluid container, it is characterised in that：The carrier fluid holds
Flotation gear, connecting rod and switching device are provided with device, the fluidsupply container is held by the liquid feeding pipeline and the carrier fluid
The fluid infusion hole of device bottom is connected, and the flotation gear is connected by the connecting rod with the switching device, when the floating dress
To put when rising with carrier fluid liquid level, the switching device closes the fluid infusion hole, when the flotation gear declines with carrier fluid liquid level,
The switching device opens the fluid infusion hole.
2. automatic liquid supply device as claimed in claim 1, it is characterised in that：The flotation gear is made up of acid resisting material.
3. automatic liquid supply device as claimed in claim 2, it is characterised in that：The flotation gear is by acid-resisting rubber or acidproof modeling
Material is made.
4. automatic liquid supply device as claimed in claim 1, it is characterised in that：The shape of the flotation gear is solid or hollow
Spherical or cylindricality.
5. automatic liquid supply device as claimed in claim 1, it is characterised in that：The switching device is piston, valve or pipe clamp.
6. automatic liquid supply device as claimed in claim 1, it is characterised in that：Liquid feeding pipeline valve is provided with the liquid feeding pipeline
Door.
7. automatic liquid supply device as claimed in claim 1, it is characterised in that：The carrier fluid container is provided with drain line.
8. automatic liquid supply device as claimed in claim 7, it is characterised in that：The drain line and the carrier fluid container bottom
Outage be connected.
9. automatic liquid supply device as claimed in claim 7 or 8, it is characterised in that：Discharging tube is provided with the drain line
Road valve.
10. automatic liquid supply device as claimed in claim 1, it is characterised in that：The automatic liquid supply device also includes sample introduction needle,
The sample introduction needle inserts carrier fluid container from the top of carrier fluid container, and the carrier fluid that the sample introduction needle is drawn from the carrier fluid container leads to
Cross sample introduction pipeline and enter analytical instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721122365.7U CN207123483U (en) | 2017-09-01 | 2017-09-01 | Automatic liquid supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721122365.7U CN207123483U (en) | 2017-09-01 | 2017-09-01 | Automatic liquid supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207123483U true CN207123483U (en) | 2018-03-20 |
Family
ID=61611615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721122365.7U Active CN207123483U (en) | 2017-09-01 | 2017-09-01 | Automatic liquid supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207123483U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108515776A (en) * | 2018-04-11 | 2018-09-11 | 郑成奇 | A kind of printing equipment automatic ink filling device and its application method |
| CN110692611A (en) * | 2019-11-21 | 2020-01-17 | 重庆市农业科学院 | Automatic liquid-supplementing type fruit fly trapper |
-
2017
- 2017-09-01 CN CN201721122365.7U patent/CN207123483U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108515776A (en) * | 2018-04-11 | 2018-09-11 | 郑成奇 | A kind of printing equipment automatic ink filling device and its application method |
| CN108515776B (en) * | 2018-04-11 | 2019-12-13 | 瑞安市任奇科技有限公司 | Automatic ink replenishing device for printing equipment and using method thereof |
| CN110692611A (en) * | 2019-11-21 | 2020-01-17 | 重庆市农业科学院 | Automatic liquid-supplementing type fruit fly trapper |
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