CN105233527B - A kind of full-automatic concussion abstraction instrument - Google Patents

A kind of full-automatic concussion abstraction instrument Download PDF

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Publication number
CN105233527B
CN105233527B CN201510753192.8A CN201510753192A CN105233527B CN 105233527 B CN105233527 B CN 105233527B CN 201510753192 A CN201510753192 A CN 201510753192A CN 105233527 B CN105233527 B CN 105233527B
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automatic
separatory funnel
liquid
concussion
full
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CN105233527A (en
Inventor
徐涛
张琦
王邵俊
韩杨
郭朝霞
丁大伟
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Qingdao Shunxin Electronic Science And Technology Co Ltd
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Qingdao Shunxin Electronic Science And Technology Co Ltd
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Abstract

The present invention relates to chemical devices field, more particularly to a kind of full-automatic concussion abstraction instrument.Including separatory funnel, concussion extraction equipment, at least one separatory funnel is installed on earthquake extraction equipment.Present invention additionally comprises automatic flushing device, automatic liquid feeder and automatic air eliminator, separatory funnel at least with an inlet UNICOM, inlet connects automatic flushing device, inlet can also connect automatic constant volume liquid-adding device, at least one automatic flushing device and automatic liquid feeder and the automatic air eliminator UNICOM.The present invention realize constant volume, liquid feeding, clean waste gas recovery serialization, simplify experimental procedure, the efficiency for saving the time, improving experiment, precision is greatly increased.The present invention is effectively reduced experimenter's labor intensity, Protection personnel health, without the operation of artificial hand, simplifies the step of manual operations, saves manpower and time, improve efficiency.

Description

A kind of full-automatic concussion abstraction instrument
Technical field
The present invention relates to chemical devices field, more particularly to a kind of full-automatic concussion abstraction instrument.
Background technology
Among traditional chemical devices, for extraction point liquid etc., concussion extraction is and its complexity is troublesome, especially For having virose experimentation.Furthermore, after the liquid feeding extraction majority during chemical experiment is to be accurate to decimal point Two, precision requirement is high.Secondly, for the liquid feeding in toxic condition, the unsafe factor that staff faces It is more.
In earthquake extraction process, the difference for extracting solution, its requirement is also complex.For example, methylenum careuleum light splitting Photometry, anionic surface active substances (the GB 7494- in drinking water, the surface water, sanitary sewage and industrial wastewater is determined 37) aspect has obtained universal application.Wherein extractant chloroform is volatile, meet illumination and oxygen resolve into severe toxicity phosgene and Hydrogen chloride.Ventilation and the personal protection of experimenter are should be noted in this experiment.Traditional experimental procedure is:Experimenter is first Chloroform extraction agent is manually injected into the separatory funnel equipped with water sample, separatory funnel oscillation extraction is then held in hands.In experiment Need, to 1 part of water sample and 7 parts of comparison solution water samples, to be extracted successively.In experimentation, in the good feelings of laboratory ventilation Under condition, the chloroform volatilized in experimentation and its hypertoxic phosgene and hydrogen chloride that react decomposition generation with oxygen are directly emptied. In addition, because of vibration, can produce gas in extraction, the air pressure extracted in generator can be caused quickly to raise, bottle explosion situation occur.
The oscillation extraction process of prior art, Manual operation link is relatively more, and labor intensity is high, and time-consuming for experiment.In people In work liquid feeding and extraction process, some experiment reagents such as chloroform, all can some be exposed to light and air in, The phosgene and hydrogen chloride of generation severe toxicity are acted on oxygen, room air is polluted, easily injures human body.Damage the health of experimenter.
The content of the invention
The technical problem to be solved in the present invention is how to overcome the deficiencies in the prior art to be extracted there is provided a kind of full-automatic concussion Instrument, can set automatically with liquid feeding, automatic vibration and waste gas recovery, both alleviated experiment labor intensity, and prevented and tested again The air pollution of journey, protects the health of experimenter.
The technical scheme that uses to achieve the above object of the present invention is:A kind of full-automatic concussion abstraction instrument, including point liquid leakage Bucket, concussion extraction equipment, at least one separatory funnel are installed on earthquake extraction equipment.Present invention additionally comprises automatic cleaning dress Put, automatic liquid feeder and automatic air eliminator, separatory funnel at least with an inlet UNICOM, inlet connection is automatic clear Cleaning device, inlet can also connect automatic constant volume liquid-adding device, at least one automatic flushing device and automatic liquid feeder with The automatic air eliminator UNICOM.
Further, the automatic flushing device includes support, separatory funnel bottle stopper, motor, cleaning solution entrance and washing Liquid peristaltic pump, pure water entrance and pure water peristaltic pump, Unidirectional solenoid valve, the separatory funnel bottle stopper include cleaning solution entrance, trichlorine Methane entrance, handle, blast pipe, pure water entrance, fluid hole, separatory funnel include separatory funnel inwall, piston, separatory funnel row Liquid mouthful, the piston has piston handle, and the motor is connected by transmission device with piston handle.
Further, the support is a clamping mechanism for having sliding pair that pulling force is provided by spring, the clamping machine Structure is made up with peeling off the part contacted of rubber or plastic material.
Further, the fluid hole is equally distributed 20 a diameter of 1-4mm circular hole.
Further, the automatic constant volume liquid-adding device include volume weight tube, feed tube, sample introduction peristaltic pump, device for storing liquid with And drain pipe, the feed tube and drain pipe be respectively arranged on volume weight tube, and the feed tube and drain pipe are interconnected to form Loop, the sample introduction peristaltic pump, device for storing liquid are arranged on loop, and the volume weight tube lower end is provided with automatic liquid discharging device.
Further, the volume weight tube upper end is provided with Unidirectional solenoid valve, and the volume weight tube upper end is additionally provided with blast pipe.
Further, the feed tube and drain pipe are arranged at volume weight tube both sides, the feed tube and drain pipe with appearance Buret is provided with angle, and the drain pipe is provided with liquid storage ball.
Further, the automatic liquid discharging device includes cock and motor, and the motor control cock is rotated, described automatic Liquid discharge device lower end can connect separatory funnel.
Further, automatic air eliminator includes waste gas recovering device, the waste gas recovering device connection capacity pipe upper end Blast pipe and separatory funnel blast pipe.Present invention additionally comprises waste liquid recovery apparatus, waste liquid recovery apparatus include connect liquid bath with And exhausted bath box, the liquid bath that connects is below separatory funnel.
Further, present invention additionally comprises control system, the control system is installed on earthquake extraction equipment.
The present invention realize constant volume, liquid feeding, clean waste gas recovery serialization, simplify experimental procedure, save the time, The efficiency of experiment is improved, precision is greatly increased.The present invention is by setting peristaltic pump, motor, Unidirectional solenoid valve and control System, realize the digitization operation of whole experiment process, practicality is larger, it is to avoid the manually operated error brought.This hair The bright safety that greatly ensure that experimenter, it is to avoid injury of the noxious material in liquid feeding and constant volume process to human body, is improved Safety coefficient.The present invention is effectively reduced experimenter's labor intensity, Protection personnel health, without the operation of artificial hand, The step of manual operations is simplified, saves manpower and time, improves efficiency.
Brief description of the drawings
Fig. 1 present invention concussion extraction equipment structural representations.
Fig. 2 structural representations of automatic flushing device 3 of the present invention.
Fig. 3 is the partial schematic diagram of automatic flushing device 3 of the present invention.
Fig. 4 is separatory funnel bottle plug structure schematic diagram.
Fig. 5 is the structural representation of automatic constant volume liquid-adding device 6 of the present invention.
Fig. 6 is the structural representation of automatic air eliminator 4 of the present invention.
Embodiment
As shown in figure 1, the technical scheme that the present invention is used to achieve the above object is:
A kind of full-automatic concussion abstraction instrument, including separatory funnel 1, concussion extraction equipment 2, at least one separatory funnel 1 Install on earthquake extraction equipment 2.Present invention additionally comprises automatic flushing device 3, automatic air eliminator 4 and automatic constant volume liquid feeding Device 6, the automatic flushing device 3, automatic air eliminator 4 and automatic constant volume liquid-adding device 6 are communicated each other by pipeline 5. Separatory funnel 1 at least with an inlet UNICOM, inlet connection automatic flushing device 3, inlet can also connect automatic constant volume Liquid-adding device 6, at least one automatic flushing device 3 and automatic constant volume liquid-adding device 6 and the UNICOM of automatic air eliminator 4.
Shaking extraction equipment 2 includes base 21 and rotary fixing structure 22, and the separatory funnel 1 passes through rotary fixing structure 22 are fixed on base 21.By loosening or tightening the star-like handle screw on rotary fixing structure 22, base 21 is manually adjusted It is that tiltedly to release be the requirement placed vertically to meet separatory funnel 1 during vibration with the angle between rotary fixing structure 22.Concussion extraction Device 2 can be to the in the vertical direction of separatory funnel 1 vibration reciprocating back and forth.To eliminate the resonance produced by vibration or base 21 unstable hidden danger, especially broaden the width and weight on concussion extraction equipment 2 chassis, and internally space has done structural Rigidity reinforcing.The hard support of elastomeric material is installed in the bottom outer face of earthquake extraction equipment 2, both firmly turn avoid support instrument Desk body or the vibration that is produced by this instrument of pedestal.
By taking chloroform extraction as an example, the automatic flushing device 3 include support 31, separatory funnel bottle stopper 32, motor 51, Cleaning solution entrance 46 and cleaning solution peristaltic pump 47, pure water entrance 48 and pure water peristaltic pump 49, Unidirectional solenoid valve 44, Unidirectional solenoid valve 45, the separatory funnel bottle stopper 32 includes cleaning solution entrance 35, chloroform entrance 36, handle 37, blast pipe 38, pure water entrance 39th, fluid hole 40, the separatory funnel 1 includes separatory funnel inwall 41, piston 53, separatory funnel leakage fluid dram 52, the piston 53 have piston handle 34, and the motor is connected by transmission device 50 with piston handle 34, and the fluid hole 40 is uniform point 20 a diameter of 1-4mm of cloth circular hole.The lower end of separatory funnel leakage fluid dram 52 has one to connect liquid bath to be transported to by flexible pipe In exhausted bath box.The separatory funnel 1 is fixed on rotary fixing structure 22 by support 31.
Support 31 clamps separatory funnel 1 and separatory funnel bottle stopper 32, it is ensured that the no leakage on support of separatory funnel 1 does not leak Gas.Separatory funnel bottle stopper 32 is a special glass workpiece, cleaning solution entrance 35, chloroform entrance 36, blast pipe 38, pure water Entrance 39 is all relatively independent pipeline.In use, the separatory funnel 1 for adding reagent in advance first is covered into separatory funnel bottle stopper 32, and fixed above two parts with support 31, Unidirectional solenoid valve 44 is opened, the chloroform 43 of constant volume is passed through Chloroform entrance 36 is added in separatory funnel 1.Continual unlatching Unidirectional solenoid valve 45 is needed to empty in extraction process The gas produced in separatory funnel.After the completion of extraction, first cleaned with cleaning fluid, then neutralizer is cleaned, last pure water cleaning; First decontamination is reached, then adjusts neutrality, the effect of all ions is finally removed.
After cleaning fluid enters 35 or 39, due to increasing space suddenly, according to flow equation and experimental verification, in bottle stopper 32 Local hydraulic pressure is caused to raise when collecting cleaning fluid in inner chamber.The intracavity sidewall bottom of bottle stopper 32, has a circle to be full of the design of aperture. Cleaning fluid after supercharging, is divided into 20 water columns by osculum and sprays into separatory funnel inwall 41, so as to enter to separatory funnel inwall 41 Row is rinsed.
Because pipeline is integrated under having done, the tip tube of neutralizer is walked to the water inlet on the end pipeline of pure water, separatory funnel 1 Mouth only has the pure water entrance of cleaning solution entrance 35 and 39.Two pipelines are all by peristaltic pump control.The waste liquid of cleaning is through undue liquid Funnel leakage fluid dram 52 is discharged.
The automatic constant volume liquid-adding device 6 include volume weight tube 61, feed tube 62, feed liquor peristaltic pump 63, device for storing liquid 64 with And drain pipe 65, the feed tube 62 and drain pipe 65 are interconnected to form loop.The feed tube 62 and drain pipe 65 are set In the both sides of volume weight tube 61, the feed tube 62 and drain pipe 65 are provided with 40 ° of angle with volume weight tube, and design attitude is reasonable, Space-consuming is smaller, facilitates flowing in and out for liquid.The feed liquor peristaltic pump 63, device for storing liquid 64 are arranged on loop, are entered Liquid peristaltic pump 63 squeezes into liquid in volume weight tube 61, when liquid reaches designated capabilities, and unnecessary liquid is flowed to from drain pipe 65 Device for storing liquid 64, realizes loop.
Added for convenience of the liquid of constant volume, the lower end of the volume weight tube 61 is provided with automatic liquid discharging device.The automatic liquid discharging Device includes cock 611 and motor 612, and the control of motor 612 cock 611 is rotated, and realizes the outflow for automatically controlling liquid. The automatic liquid discharging device lower end can connect separatory funnel 1, and the separatory funnel 1 installs blast pipe 38, facilitates the liquid of constant volume It is added in the middle of separatory funnel 1, the installation of blast pipe 38 is the stabilization for ensureing atmospheric pressure.
The upper end of the volume weight tube 61 is additionally provided with Unidirectional solenoid valve 613, can unidirectionally controlled volume weight tube 61 capacity, the appearance The upper end of buret 61 is additionally provided with blast pipe 614, it is ensured that the exhaust of volume weight tube 61 and the stabilization for keeping air pressure.Set on the drain pipe 65 There is liquid storage ball 651, facilitate the outflow and storage of surplus liquid after constant volume.
The automatic air eliminator includes waste gas recovering device 4a, the upper end of waste gas recovering device 4a connection capacitys pipe 61 Blast pipe 614 and separatory funnel 1 blast pipe 38, the blast pipe 614 of each separatory funnel 1 fills with the waste gas recovery Put and be equipped with Unidirectional solenoid valve 45 between 4a, prevent the mutual crossfire of waste gas.
The waste liquid recovery apparatus 4b includes meeting liquid bath 4b1, and the liquid bath that connects is installed in the lower section of separatory funnel leakage fluid dram 52 The exhausted bath box of instrument internal is being transported to by flexible pipe by the funnel.Finally, the waste water in exhausted bath box has instrument internal setting Pipeline be discharged to outside instrument, determine that waste water is by neutralisation treatment or directly to blow down to sewer by experimenter, be conducive to Environmental protection.Present invention additionally comprises control system 7, the control system 7 is installed on earthquake extraction equipment 2.
The present invention realize constant volume, liquid feeding, clean waste gas recovery serialization, simplify experimental procedure, save the time, The efficiency of experiment is improved, precision is greatly increased.The present invention is by setting peristaltic pump, motor, Unidirectional solenoid valve and control System, realize the digitization operation of whole experiment process, practicality is larger, it is to avoid the manually operated error brought.This hair The bright safety that greatly ensure that experimenter, it is to avoid injury of the noxious material in liquid feeding and constant volume process to human body, is improved Safety coefficient.The present invention is effectively reduced experimenter's labor intensity, Protection personnel health, without the operation of artificial hand, The step of manual operations is simplified, saves manpower and time, improves efficiency.
Above-described embodiment is simply to illustrate that the technical concepts and features of the present invention, the purpose is to be to allow in the art Those of ordinary skill can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention.It is all It is the equivalent change or modification made according to the essence of present invention, should all covers in the present invention.

Claims (7)

1. a kind of full-automatic concussion abstraction instrument, including separatory funnel, concussion extraction equipment, at least one separatory funnel are arranged on Shake on extraction equipment, it is characterised in that:Also include automatic flushing device, automatic constant volume liquid-adding device and automatic deflation dress Put, separatory funnel at least with an inlet UNICOM, inlet connection automatic flushing device, inlet can also connect automatic constant volume Liquid-adding device, at least one automatic flushing device and automatic constant volume liquid-adding device and the automatic air eliminator UNICOM;It is described Automatic constant volume liquid-adding device include volume weight tube, feed tube, sample introduction peristaltic pump, device for storing liquid and drain pipe, the feed tube and Drain pipe is respectively arranged on volume weight tube, and the feed tube and drain pipe are interconnected to form loop, the sample introduction peristaltic pump, storage Liquid device is arranged on loop, and the volume weight tube lower end is provided with automatic liquid discharging device;The automatic flushing device includes support, divided Liquid funnel bottle stopper, motor, cleaning solution entrance and cleaning solution peristaltic pump, pure water entrance and pure water peristaltic pump, Unidirectional solenoid valve, it is described Separatory funnel bottle stopper includes cleaning solution entrance, chloroform entrance, handle, blast pipe, pure water entrance, fluid hole, separatory funnel Including separatory funnel inwall, piston, separatory funnel leakage fluid dram, the piston has piston handle, and the motor is filled by being driven Put and be connected with piston handle, the separatory funnel bottle stopper on the separatory funnel, the separatory funnel bottle stopper with it is described from The automatic liquid discharging device connection of dynamic constant-volume liquid feeder.
2. a kind of full-automatic concussion abstraction instrument according to claim 1, it is characterised in that the support is one by spring The clamping mechanism for having sliding pair of pulling force is provided, the clamping mechanism is with peeling off the part contacted by rubber or plastic material system Into.
3. a kind of full-automatic concussion abstraction instrument according to claim 1, it is characterised in that the fluid hole is to be uniformly distributed 20 a diameter of 1-4mm circular hole.
4. a kind of full-automatic concussion abstraction instrument according to claim 1, it is characterised in that:The volume weight tube upper end is provided with single To magnetic valve, the volume weight tube upper end is additionally provided with blast pipe.
5. a kind of full-automatic concussion abstraction instrument according to claim 1, it is characterised in that:The feed tube and drain pipe are set Volume weight tube both sides are placed in, the feed tube and drain pipe are provided with angle with volume weight tube, and the drain pipe is provided with liquid storage ball.
6. a kind of full-automatic concussion abstraction instrument according to claim 1, it is characterised in that:The automatic liquid discharging device includes Cock and motor, the motor control cock are rotated, and the automatic liquid discharging device lower end can connect separatory funnel.
7. according to any full-automatic concussion abstraction instrument of described one kind of claim 1 to 6, it is characterised in that:Also include control system System, the control system is installed on earthquake extraction equipment.
CN201510753192.8A 2015-11-06 2015-11-06 A kind of full-automatic concussion abstraction instrument Active CN105233527B (en)

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