CN105363225B - A kind of concentrating instrument - Google Patents
A kind of concentrating instrument Download PDFInfo
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- CN105363225B CN105363225B CN201510790718.XA CN201510790718A CN105363225B CN 105363225 B CN105363225 B CN 105363225B CN 201510790718 A CN201510790718 A CN 201510790718A CN 105363225 B CN105363225 B CN 105363225B
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Abstract
A kind of concentrating instrument disclosed by the invention, including：Casing, water bath, support, flow generator, jacket condensator and leve detecting assembly；The inside of casing sets groove；Water bath is arranged in groove；Water bath is fixedly connected with electric hot plate；Water bath offers water inlet and delivery port；The bottom of support is fixedly connected with casing；Flow generator hanging is fixed on support；Flow generator includes：Electro-motor, impeller and drainage hood；Jacket condensator docks fixation with the opening end of drainage hood；Jacket condensator includes：Condenser pipe, jacket pipe, waste collection groove and discharging tube；Leve detecting assembly includes：Photoelectric sensor, data collecting card and acquisition controller；Photoelectric sensor is horizontally set in casing；The light emission port of photoelectric sensor is located at sustained height with terminal liquid level line.The concentrating instrument compact conformation, convenient operation, significantly shortens concentration process, can be accurately detected the terminal liquid level of concentrating sample.
Description
Technical field
The present invention relates to detecting instrument technical field, more particularly to a kind of concentrating instrument.
Background technology
In substantial amounts of analysis work, especially in environmental contaminants, Food Safety Analysis field, in order to obtain targeted
Compound residual quantity, all needs to pre-process standby sample product, its process mainly includes sample extraction (extraction), concentration, purify and
The basic step such as concentrate again.Wherein, how the concentration of quick nondestructive is unusual the key link.Solution is by solute and solvent group
Into solution concentration is exactly to evaporate the solvent in solution, reduces the submission of solution, the solute concentration of solution is become a kind of big skill
Art.By the flowing of temperature, surface area and surface area air, these three factors are influenceed the speed of solvent evaporation in solution, molten
The temperature of liquid is higher, and solvent evaporation is faster；The surface area of liquid is bigger, and solvent evaporation is faster；The Superficial air flow of solution
Dynamic faster, solvent evaporation is faster.
Concentrating instrument volume of the prior art is big, carry and in-convenience in use；Accelerate what organic solvent volatilized by air-flow
Effect is less obvious, and the concentration process time is long, using open type water-bath heating slot, and the fast effect of evaporation is poor, and bath temperature is also difficult to
Control, it is impossible to the terminal liquid level of accurate detection concentrated liquid, causes the target volume error of concentrated liquid larger, meanwhile, it is existing
Concentrating instrument uses the structure of single sample concentration tube, and operating efficiency is relatively low.
The content of the invention
To solve the above problems, the invention provides a kind of compact conformation, concentration process, energy are significantly shortened in convenient operation
It is accurately detected the concentrating instrument of the terminal liquid level of concentrating sample.
A kind of concentrating instrument that the present invention is provided, including：
Casing, inside sets groove；
Water bath, is arranged in the groove；The water bath is fixedly connected with electric hot plate；The water bath offer into
The mouth of a river and delivery port；
Support, bottom is fixedly connected with the casing；
Flow generator, hanging is fixed on the bracket；The flow generator includes：Electro-motor, impeller and draw
Stream cover；The impeller is fixed on the output shaft of the electro-motor；The impeller is double blade structure, including：First blade
With the second blade；First blade is Rectangular Plate Structure；First blade is with second blade on the output shaft
It is symmetrical arranged, and is generally aligned in the same plane interior；The drainage hood is the hollow cylinder structure of open at one end；The closing of the drainage hood
End is fixedly connected with the electro-motor；The drainage hood is wrapped in the outside of the impeller；
Jacket condensator, fixation is docked with the opening end of the drainage hood；The jacket condensator includes：Condenser pipe, folder
Sleeve pipe, waste collection groove and discharging tube；Fixation, the other end and sample tube are docked with the drainage hood in one end of the condenser pipe
Docking is fixed；The jacket pipe is set in outside the condenser pipe, forms the annular space of closing；The jacket pipe offers cooling
Water inlet and coolant outlet；The waste collection groove is inclined in the condenser pipe；The waste collection groove is close to solid
It is scheduled on the inwall of the condenser pipe；The discharging tube connects the waste collection groove；
Leve detecting assembly, the leve detecting assembly includes：Photoelectric sensor, data collecting card and acquisition controller；
The photoelectric sensor is horizontally set in the casing；The sample tube is provided with terminal liquid level line；The photoelectric sensing
The light emission port of device is located at sustained height with the terminal liquid level line；The data collecting card passes through wire and the photoelectric transfer
Sensor is connected；The acquisition controller is electrically connected with the data collecting card；The acquisition controller and the electro-motor
Connection.
Preferably, the water bath is from the good metal material of heat-conductive characteristic；The water inlet of the water bath connects
Water pipe is tapped into, the delivery port connects outlet pipe；Set on the water inlet pipe and be provided with cut-off on stop valve, the outlet pipe
Valve；
Temperature detection part is provided with the water bath；
The temperature detection part is connected with water temperature regulater；
The water temperature regulater is connected with the operating circuit of the heating plate；
Wherein, by the water inlet pipe toward cold water is filled in the water bath, the water inlet pipe is cut off after reaching setting water level
On stop valve；By the heating plate to the cool water heating in the water bath, when water temperature over-high, pass through the water inlet pipe
Continue to be filled with cold water and cooled；After concentration experiment terminates, the hot water in the water bath is drained by the outlet pipe；Institute
Temperature detection part is stated to detect the water temperature in the water bath and generate temperature information；The water temperature regulater receives the temperature
The connection or disconnection of the operating circuit of the heating plate are controlled after information.
Preferably, the support includes vertical rod and horizontally disposed top plate；The bottom of upright rod is fixed on the casing
On, top is welded and fixed with the top plate；
The edge of the top plate opens up hole；Circular groove is opened up outside the hole；The internal diameter of the circular groove and the electricity
The external diameter of dynamic motor is identical；
The output outer shaft sleeve of the electro-motor sets a protecting pipe；The external diameter of the protecting pipe is less than the internal diameter in the hole；
The protecting pipe can be moved in the hole from the top plate edge, make the electro-motor hanging on the top plate, now,
The bottom of the electro-motor is located in the circular groove, and the sample tube is immersed in the water in the water bath.
Preferably, the outer tip end of first blade and the second blade sets vee；
First blade, the second blade and output shaft are generally aligned in the same plane；
The impeller is positioned close to the position of the blind end of the drainage hood；
The blind end of the drainage hood is circular conical surface；
The open end face of the drainage hood stretches out the bottom of the impeller.
Preferably, the coolant outlet of the jacket condensator is located at the top of the cooling water inlet；
The waste collection groove center line plane and the angular range of horizontal plane are 15~30 °；
The condenser pipe is further opened with Butterworth Hatch with the waste collection groove link position, and the Butterworth Hatch connection is described useless
Liquid collecting tank；The Butterworth Hatch is located at the highest level position of the waste collection groove；
The jacket condensator also includes：Cleaning pipe, the cleaning pipe connects the Butterworth Hatch；
The leakage fluid dram is located at the floor level position of the waste collection groove.
Preferably, the sample tube is the cylindrical tube of bottom undergauge；The terminal liquid level line is arranged on the sample
The bottom of product test tube；
The concentrating instrument includes two photoelectric sensors；Two terminal liquid level lines are provided with the sample tube；
The light emission port of described two photoelectric sensors corresponds to two terminal liquid level lines respectively；
The volume of the corresponding sample tube of two terminal liquid level lines is respectively 0.5ml and 1ml.
Preferably, the concentrating instrument includes：Two flow generators, two jacket condensators and two sets of institutes
State leve detecting assembly；
Two flow generators are hung side by side to be fixed on the bracket；
Drainage hood of the top of the condenser pipe of two jacket condensators respectively with two flow generators is docked
Fixed, bottom is docked respectively fixes two sample tubes；
Two sets of leve detecting assemblies are separately positioned on outside two sample tubes.
Preferably, the concentrating instrument also includes：
Cover plate, is arranged on the top of the water bath, can cover the water bath；Two samples of the cover plate correspondence
Test tube offers two through holes；
Two port lids, the port lid can cover the through hole；
Wherein, carry out concentration experiment before, the port lid is removed, by the sample tube stretch into after the through hole with it is described
The condenser pipe docking of jacket condensator is fixed.
Preferably, the concentrating instrument also includes：
Timer, is connected by wire with the operating circuit of the electro-motor, and the operating circuit can be timed
Disconnect；
Control panel, is arranged on the top side of the casing；The control panel passes through wire and the timer, electricity
Dynamic motor, acquisition controller and water temperature regulater connection.
A kind of concentrating instrument that the present invention is provided produces eddy airstream, on the one hand effectively accelerated by setting flow generator
The evaporation of organic solvent in extract, on the other hand prevents the liquid level of extract from being invaded and harassed by air-flow to produce big ups and downs；It is logical
Cross setting water bath and heating water bath is carried out to sample tube, accelerate the volatilization of sample solvent, it is cold that the solvent of volatilization rises to chuck
Condenser, because the cold water of jacket pipe interior circulation has cooling effect, makes solvent condense drop to the cold rapidly, so effectively accelerates
Concentration process；By setting leve detecting assembly, it is ensured that the final concentration volume of sample tube is accurate to setting volume.
Brief description of the drawings
Fig. 1 is the configuration diagram of concentrating instrument provided in an embodiment of the present invention；
Fig. 2 is the configuration diagram of flow generator in Fig. 1；
Fig. 3 is the configuration diagram of jacket condensator in Fig. 1.
(part that wherein each label is represented is followed successively by：1 casing, 2 control panels, 3 water baths, 4 flow generators, 5 chucks
Condenser, 6 top plates, 7 vertical rods, 8 cover plates, 9 sample tubes, 10 photoelectric sensors, 11 electro-motors, 12 impellers, 13 drainage hoods, 14
Condenser pipe, 15 jacket pipes, 16 waste collection grooves)
Embodiment
In order to understand the present invention in depth, below in conjunction with the accompanying drawings and specific embodiment the present invention is described in detail.
Referring to accompanying drawing 1, a kind of concentrating instrument that the embodiment of the present application is provided includes：Casing 1, water bath 3, support, air-flow hair
Raw device 4, jacket condensator 5 and leve detecting assembly；The inside of casing 1 sets groove；Water bath 3 is arranged in groove；Water-bath
Groove 3 is fixedly connected with electric hot plate；Water bath 3 offers water inlet and delivery port；The bottom of support is fixedly connected with casing 1.
The hanging of flow generator 4 is fixed on support；Referring to accompanying drawing 2, flow generator 4 includes：Electro-motor 11, impeller
12 and drainage hood 13；Impeller 12 is fixed on the output shaft of electro-motor 11；Impeller 12 is double blade structure, including：First leaf
Piece and the second blade；First blade is Rectangular Plate Structure；First blade is symmetrical arranged with the second blade on output shaft, and is located at
In same plane；Drainage hood 13 is the hollow cylinder structure of open at one end；The blind end of drainage hood 13 is fixed with electro-motor 11
Connection；Drainage hood 13 is wrapped in the outside of impeller.
Wherein, the outer tip end of the first blade and the second blade sets vee；First blade, the second blade and defeated
Shaft is generally aligned in the same plane.After first blade and the rotation of the second blade, the first plate blade and the second blade are produced circumferentially
Eddy airstream, the blind end of drainage hood 13 can produce a certain degree of air-flow and collect, and set vee to weaken first
The obstruction of blade and the second blade construction to eddy airstream.Impeller is positioned close to the position of the blind end of drainage hood 13；Drainage
The blind end of cover 13 is circular conical surface, the blind end of drainage hood 13 is centrally formed airflow reflux space, so adapts to vortex gas
The flowing of stream, farthest weakens the retardance to air-flow；The open end face of drainage hood 13 stretches out the bottom of impeller, can guarantee that whirlpool
The length of flow of rotational gas flow, and then ensure that the runner of eddy airstream is stable.
Referring to accompanying drawing 3, jacket condensator 5 docks fixation with the opening end of drainage hood 13；Jacket condensator 5 includes：Condensation
Pipe 14, jacket pipe 15, waste collection groove 16 and discharging tube；One end of condenser pipe 14 docks fixation with drainage hood 14, the other end with
The docking of sample tube 9 is fixed；As a kind of preferred embodiment, drainage hood 13 is formed using glass manufacture, and outer wall sets frosted,
Condenser pipe 14 is glass material, and inwall equally sets frosted, and the outer of drainage hood 13 is socketed in by the frosted inwall of condenser pipe 14
On wall, realize drainage hood 13 and fix and seal with docking for condenser pipe 14.Jacket pipe 15 is set in outside condenser pipe 14, forms envelope
The annular space closed；Jacket pipe 15 offers cooling water inlet and coolant outlet；Waste collection groove 16 is inclined at condensation
In pipe 14；Waste collection groove 16 is close to the inwall for being fixed on condenser pipe 14；Discharging tube connection waste collection groove 16.
Wherein, coolant outlet is located at the top of cooling water inlet, continuous by cooling water inlet when carrying out concentration experiment
Cooling water is passed through toward the annular space between jacket pipe 15 and condenser pipe 14, cooling water is discharged by coolant outlet, such shape
Into a cooling water recirculation system, the tube wall of condenser pipe 14 is remained relatively low temperature, accelerate extract sample vapors
Condensation process.The center line plane of waste collection groove 16 and the angular range of horizontal plane are 15~30 °.Condenser pipe 14, jacket pipe
15th, waste collection groove 16 and discharging tube are all glass material, moulding in one by blowing process.Condenser pipe 14 and waste collection
The link position of groove 16 is further opened with Butterworth Hatch, Butterworth Hatch connection waste collection groove 16；Butterworth Hatch is located at waste collection groove 16 most
High-level position；Jacket condensator 5 also includes：Cleaning pipe, cleaning pipe connection Butterworth Hatch；Leakage fluid dram is located at waste collection groove 16
Floor level position.
Leve detecting assembly includes：Photoelectric sensor 10, data collecting card and acquisition controller；The level of photoelectric sensor 10
It is arranged in casing 1；Sample tube 9 is provided with terminal liquid level line；The light emission port of photoelectric sensor 10 and terminal liquid level line
Positioned at sustained height；Data collecting card is connected by wire with photoelectric sensor 10；Acquisition controller is electrical with data collecting card
Connection；Acquisition controller is connected with electro-motor 11.End of the light emission port of photoelectric sensor 10 just to the bottom of sample tube 9
Point liquid level line, photoelectric sensor 10 sends optical characteristics signal to data collecting card；When the liquid level of sample solution in sample tube 9
During in terminal liquid level line, photoelectricity herein is changed, and optical characteristics signal correspondence produces change, and data collecting card, which is received, to be become
After the optical characteristics signal of change, shutoff signal is sent to acquisition controller, electro-motor 11 is stopped, and then stops concentration
Experiment, it is ensured that the final concentration volume of sample tube 9 is accurate to setting volume.
Wherein, sample tube 9 is the cylindrical tube of bottom undergauge, i.e., sample tube 9 is by large diameter pipe and minor diameter pipe group
Into minor diameter pipe is equivalent to collector tube, after the completion of concentration, and concentrating sample is collected in collector tube；Terminal liquid level line is arranged on sample
The bottom of product test tube 9, i.e. terminal liquid level line is arranged on collector tube.Concentrating instrument includes two photoelectric sensors 10；Sample tube 9
On be provided with two terminal liquid level lines；The light emission port of two photoelectric sensors 10 corresponds to two terminal liquid level lines respectively.Make
For a kind of preferred embodiment, the volume of the corresponding sample tube 9 of two terminal liquid level lines is respectively 0.5ml and 1ml.So,
According to different experiments needs, different samples can be concentrated to different volumes respectively.
Further, water bath 3 is from the good metal material of heat-conductive characteristic；The water inlet connection water inlet of water bath 3
Pipe, delivery port connection outlet pipe；Set on water inlet pipe and be provided with stop valve on stop valve, outlet pipe；Temperature is provided with water bath 3
Spend detection part；Temperature detection part is connected with water temperature regulater；Water temperature regulater is connected with the operating circuit of heating plate；Its
In, by water inlet pipe toward cold water is filled in water bath, reach the stop valve on cut-out water inlet pipe after setting water level；Pass through heating plate pair
Cool water heating in water bath, when water temperature over-high, continues to be filled with cold water and is cooled by water inlet pipe；When concentration experiment terminates
Afterwards, the hot water in water bath 3 is drained by outlet pipe；Temperature detection part detects the water temperature in water bath 3 and generates temperature letter
Breath；Water temperature regulater receives the connection or disconnection of the operating circuit of control heating plate after temperature information, the regulation model of bath temperature
Enclose and can be controlled to room temperature to 95 DEG C, and accurate temperature controlling can be realized.
Further, support includes vertical rod 7 and horizontally disposed top plate 6；The bottom of vertical rod 7 is fixed on casing 1, top with
Top plate 6 is welded and fixed；The edge of top plate 6 opens up hole；Circular groove is opened up outside hole；The internal diameter of circular groove and electro-motor 11
External diameter is identical；The output outer shaft sleeve of electro-motor 11 sets a protecting pipe；The external diameter of protecting pipe is less than the internal diameter in hole；Protecting pipe can be from
Top plate edge is moved in hole, electro-motor 11 is hung on the top plate 6, now, and the bottom of electro-motor 11 is positioned at circular recessed
In groove, in the water in the immersion water bath of sample tube 9.By the perforate of top plate 6, electro-motor 11 is hung on the top plate 6, installed
And convenient disassembly, simple to operate, stabilization simple for structure.
Further, concentrating instrument includes：Two flow generators 4, two jacket condensators 5 and two sets of level sensing groups
Part；Two flow generators 4 are hung be fixed on support side by side；The top of the condenser pipe 14 of two jacket condensators 5 respectively with
The docking of drainage hood 13 of two flow generators 4 is fixed, and bottom is docked respectively fixes two sample tubes 9；Two sets of level sensings
Component is separately positioned on outside two sample tubes 9.Two sample tubes 9 are set to effectively improve the efficiency of concentration experiment, and two
Individual concentration process is separate, does not interfere with each other.
Further, concentrating instrument also includes：Cover plate 8 and two port lids；Cover plate 8 is arranged on the top of water bath 3, can cover
Water bath 3；Two sample tubes 9 of correspondence of cover plate 8 offer two through holes；Two port lids, port lid can cover through hole；Wherein, enter
Before row concentration experiment, port lid is removed, sample tube 9 is stretched into after through hole and docks fixation with the condenser pipe 14 of jacket condensator 5.
Prevent from high-temperature water from sputtering to damage personnel or equipment by the one side of cover plate 8, on the other hand can effectively reduce thermal loss, protect
Demonstrate,prove water temperature and remain constant.
Further, concentrating instrument also includes：Timer and control panel 2；Timer passes through wire and electro-motor 11
Operating circuit is connected, and disconnection can be timed to operating circuit；Control panel 2 is arranged on the top side of casing 1；Control panel
2 are connected by wire with timer, electro-motor 11, acquisition controller and water temperature regulater.When setting concentration by timer
Between, without keeping an eye on, experimenter is liberated, with good automation performance.
A kind of concentrating instrument that the present invention is provided produces eddy airstream, on the one hand effectively accelerated by setting flow generator 4
The evaporation of organic solvent in extract, on the other hand prevents the liquid level of extract from being invaded and harassed by air-flow to produce big ups and downs；It is logical
Cross setting water bath 3 and heating water bath is carried out to sample tube 9, accelerate the volatilization of sample solvent, the solvent of volatilization rises to chuck
Condenser 5, because the cold water of the interior circulation of jacket pipe 15 has cooling effect, makes solvent condense drop to the cold rapidly, so effective
Accelerate concentration process；By setting leve detecting assembly, it is ensured that the final concentration volume of sample tube 9 is accurate to setting body
Product；Meanwhile, the concentrating instrument compact conformation is carried and easy to use.
Above-described embodiment, has been carried out further to the purpose of the present invention, technical scheme and beneficial effect
Describe in detail, should be understood that the embodiment that the foregoing is only the present invention, be not limited to this hair
Bright, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc. should be included in the present invention
Protection domain within.
Claims (9)
1. a kind of concentrating instrument, it is characterised in that the concentrating instrument includes：
Casing, inside sets groove；
Water bath, is arranged in the groove；The water bath is fixedly connected with heating plate；The water bath offers water inlet
With delivery port；
Support, bottom is fixedly connected with the casing；
Flow generator, hanging is fixed on the bracket；The flow generator includes：Electro-motor, impeller and drainage hood；
The impeller is fixed on the output shaft of the electro-motor；The impeller is double blade structure, including：First blade and second
Blade；First blade is Rectangular Plate Structure；First blade is set with second blade on the output axial symmetry
Put, and be generally aligned in the same plane interior；The drainage hood is the hollow cylinder structure of open at one end；The blind end of the drainage hood and institute
Electro-motor is stated to be fixedly connected；The drainage hood is wrapped in the outside of the impeller；
Jacket condensator, fixation is docked with the opening end of the drainage hood；The jacket condensator includes：Condenser pipe, jacket pipe,
Waste collection groove and discharging tube；Fixation is docked in one end of the condenser pipe with the drainage hood, and the other end is docked with sample tube
It is fixed；The jacket pipe is set in outside the condenser pipe, forms the annular space of closing；The jacket pipe offers cooling water and entered
Mouth and coolant outlet；The waste collection groove is inclined in the condenser pipe；The waste collection groove is close to be fixed on
The inwall of the condenser pipe；The discharging tube connects the waste collection groove；
Leve detecting assembly, the leve detecting assembly includes：Photoelectric sensor, data collecting card and acquisition controller；It is described
Photoelectric sensor is horizontally set in the casing；The sample tube is provided with terminal liquid level line；The photoelectric sensor
Light emission port is located at sustained height with the terminal liquid level line；The data collecting card passes through wire and the photoelectric sensor
Connection；The acquisition controller is electrically connected with the data collecting card；The acquisition controller is connected with the electro-motor.
2. concentrating instrument as claimed in claim 1, it is characterised in that
The water bath is from the good metal material of heat-conductive characteristic；The water inlet connection water inlet pipe of the water bath, it is described
Delivery port connects outlet pipe；Set on the water inlet pipe and be provided with stop valve on stop valve, the outlet pipe；
Temperature detection part is provided with the water bath；
The temperature detection part is connected with water temperature regulater；
The water temperature regulater is connected with the operating circuit of the heating plate；
Wherein, by the water inlet pipe toward cold water is filled in the water bath, cut off after reaching setting water level on the water inlet pipe
Stop valve；By the heating plate to the cool water heating in the water bath, when water temperature over-high, continued by the water inlet pipe
Cold water is filled with to be cooled；After concentration experiment terminates, the hot water in the water bath is drained by the outlet pipe；The temperature
Degree detection part detects the water temperature in the water bath and generates temperature information；The water temperature regulater receives the temperature information
The connection or disconnection of the operating circuit of the heating plate are controlled afterwards.
3. concentrating instrument as claimed in claim 1, it is characterised in that
The support includes vertical rod and horizontally disposed top plate；The bottom of upright rod is fixed on the casing, top with it is described
Top plate is welded and fixed；
The edge of the top plate opens up hole；Circular groove is opened up outside the hole；The internal diameter of the circular groove and the electronic horse
The external diameter reached is identical；
The output outer shaft sleeve of the electro-motor sets a protecting pipe；The external diameter of the protecting pipe is less than the internal diameter in the hole；It is described
Protecting pipe can be moved in the hole from the top plate edge, make the electro-motor hanging on the top plate, now, described
The bottom of electro-motor is located in the circular groove, and the sample tube is immersed in the water in the water bath.
4. concentrating instrument as claimed in claim 1, it is characterised in that
The outer tip end of first blade and the second blade sets vee；
First blade, the second blade and output shaft are generally aligned in the same plane；
The impeller is positioned close to the position of the blind end of the drainage hood；
The blind end of the drainage hood is circular conical surface；
The open end face of the drainage hood stretches out the bottom of the impeller.
5. concentrating instrument as claimed in claim 1, it is characterised in that
The coolant outlet of the jacket condensator is located at the top of the cooling water inlet；
The waste collection groove center line plane and the angular range of horizontal plane are 15~30 °；
The condenser pipe is further opened with Butterworth Hatch with the waste collection groove link position, and the Butterworth Hatch connects the waste liquid and received
Collect groove；The Butterworth Hatch is located at the highest level position of the waste collection groove；
The jacket condensator also includes：Cleaning pipe, the cleaning pipe connects the Butterworth Hatch；
The leakage fluid dram is located at the floor level position of the waste collection groove.
6. concentrating instrument as claimed in claim 1, it is characterised in that
The sample tube is the cylindrical tube of bottom undergauge；The terminal liquid level line is arranged on the bottom of the sample tube；
The concentrating instrument includes two photoelectric sensors；Two terminal liquid level lines are provided with the sample tube；
The light emission port of described two photoelectric sensors corresponds to two terminal liquid level lines respectively；
The volume of the corresponding sample tube of two terminal liquid level lines is respectively 0.5ml and 1ml.
7. concentrating instrument as claimed in claim 1, it is characterised in that
The concentrating instrument includes：Two flow generators, two jacket condensators and two sets of level sensing groups
Part；
Two flow generators are hung side by side to be fixed on the bracket；
Fixation is docked in the top of the condenser pipe of two jacket condensators with the drainage hood of two flow generators respectively,
Bottom is docked respectively fixes two sample tubes；
Two sets of leve detecting assemblies are separately positioned on outside two sample tubes.
8. concentrating instrument as claimed in claim 7, it is characterised in that the concentrating instrument also includes：
Cover plate, is arranged on the top of the water bath, can cover the water bath；Two sample tubes of the cover plate correspondence
Offer two through holes；
Two port lids, the port lid can cover the through hole；
Wherein, carry out concentration experiment before, the port lid is removed, by the sample tube stretch into after the through hole with the chuck
The condenser pipe docking of condenser is fixed.
9. concentrating instrument as claimed in claim 1 or 2, it is characterised in that the concentrating instrument also includes：
Timer, is connected by wire with the operating circuit of the electro-motor, can be timed disconnection to the operating circuit；
Control panel, is arranged on the top side of the casing；The control panel passes through wire and the timer, electronic horse
Reach, acquisition controller and water temperature regulater are connected.
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| CN201510790718.XA CN105363225B (en) | 2015-11-17 | 2015-11-17 | A kind of concentrating instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510790718.XA CN105363225B (en) | 2015-11-17 | 2015-11-17 | A kind of concentrating instrument |
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| CN105363225A CN105363225A (en) | 2016-03-02 |
| CN105363225B true CN105363225B (en) | 2017-07-28 |
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| CN110044679A (en) * | 2018-01-15 | 2019-07-23 | 天津市恒奥科技发展有限公司 | Automatic concentration nitrogen blows tracking liquid level mechanism and its operating method |
| CN109269872B (en) * | 2018-10-24 | 2020-11-27 | 南宁市第二人民医院 | Automatic blood plasma liquid sample concentrator |
| CN109999520B (en) * | 2019-05-09 | 2023-12-19 | 睿科集团(厦门)股份有限公司 | Multi-station sealing cover plate of parallel concentrator |
| CN112697568B (en) * | 2020-12-25 | 2024-01-23 | 湖北鼎泰高科有限公司 | Nitrogen blowing component of solid-phase extraction nitrogen blowing concentrator |
| CN115876561B (en) * | 2023-03-08 | 2023-05-09 | 安徽海峰分析测试科技有限公司 | Sample liquid level detection equipment for parallel concentrator |
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| DE102008048345B4 (en) * | 2008-09-22 | 2011-06-16 | Miele & Cie. Kg | Condensing tumble dryer with condensate collection tank |
| CN104771922B (en) * | 2015-04-02 | 2016-08-24 | 东南大学 | Rotating tube bank evaporator drain device |
| CN205360626U (en) * | 2015-11-17 | 2016-07-06 | 鼎泰（湖北）生化科技设备制造有限公司 | Concentrated appearance |
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| CN105363225A (en) | 2016-03-02 |
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