CN107175030A - Integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument - Google Patents
Integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument Download PDFInfo
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- CN107175030A CN107175030A CN201710556699.3A CN201710556699A CN107175030A CN 107175030 A CN107175030 A CN 107175030A CN 201710556699 A CN201710556699 A CN 201710556699A CN 107175030 A CN107175030 A CN 107175030A
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- magnetic stirring
- carbon fiber
- far infrared
- integral type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/45—Magnetic mixers; Mixers with magnetically driven stirrers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
- B01F35/211—Measuring of the operational parameters
- B01F35/2115—Temperature
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/22—Control or regulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/22—Control or regulation
- B01F35/221—Control or regulation of operational parameters, e.g. level of material in the mixer, temperature or pressure
- B01F35/2214—Speed during the operation
- B01F35/22142—Speed of the mixing device during the operation
- B01F35/221422—Speed of rotation of the mixing axis, stirrer or receptacle during the operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/22—Control or regulation
- B01F35/221—Control or regulation of operational parameters, e.g. level of material in the mixer, temperature or pressure
- B01F35/2215—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/60—Safety arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/60—Safety arrangements
- B01F35/605—Safety devices concerning the operation of the mixer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/90—Heating or cooling systems
- B01F35/94—Heating or cooling systems using radiation, e.g. microwaves or electromagnetic radiation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/90—Heating or cooling systems
- B01F2035/99—Heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/23—Mixing of laboratory samples e.g. in preparation of analysing or testing properties of materials
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Resistance Heating (AREA)
Abstract
The invention discloses integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument, belong to heating and stirring device technical field, technical points include shell, microcrystal face plate, heater, magnetic stirring apparatus, radiator fan, control display panel, master control circuit board, power panel, temperature probe, microcrystal face plate is located at cover top portion, heater and magnetic stirring apparatus are in the middle part of shell, radiator fan is on rear side of shell, display panel is controlled to be located at shell front side, master control circuit board and power panel are located at the enclosure left and right sides, temperature probe is placed on housing exterior；The main characteristic of the invention lies in that Far infrared carbon fiber radiant heating device and magnetic stirring apparatus is integrated inside the housing, the structure of integral type is realized, with small volume, simple in construction, safety is energy-efficient, the features such as sealing and good water resistance, it is adaptable to teaching experiment field.
Description
Technical field
The present invention relates to a kind of constant-temperature magnetic stirring device, more specifically, more particularly to integral type Far infrared carbon fiber
Digital display temperature constant magnetic stirring instrument.
Background technology
Constant temperature blender with magnetic force be it is a kind of can to low-viscosity (mobile) liquid and meanwhile be heated and magnetic agitation handle instrument set
It is standby, belong to the instrument and equipment commonly used in teaching experiment.Traditional is used as pyrotoxin using common metal heater covering temperature-resistant material
Flat and electric heating shell type constant temperature blender with magnetic force, such as electric jacket, closed electric furnace, heating flat board, only to given shape
Container could play preferable heating effect, using inconvenient, and exist and heat uneven, the characteristics of thermal efficiency is low.With gold
Belong to infrared heating piece as the constant temperature blender with magnetic force of pyrotoxin, although do not choose container, but the thermal efficiency is relatively low, and in order to reduce work
Influence of the high temperature stone or metal plate for standing a stove on as a precaution against fire to fuselage interior component when making, high temperature stone or metal plate for standing a stove on as a precaution against fire high can only be protruded in body surface of shell, this knot
Structure is not only easily hurted sb.'s feelings, easily water inlet, it is less attractive in appearance, and magnet apart from stirrer farther out, easily operationally there is stirrer
" jumping son " phenomenon.Therefore, how disadvantages mentioned above is overcome, as urgent problem to be solved.
The content of the invention
It is an object of the invention to, there is provided a kind of integral type outward appearance, use safety for above-mentioned the deficiencies in the prior art
Simply, container is not chosen, with high thermal efficiency, the Far infrared carbon fiber constant temperature blender with magnetic force of energy-saving health feature.
In order to solve the above-mentioned technical problem, the present invention is achieved by the following technical solutions：Integral type Far-infrared carbon is fine
Dimension shows temperature constant magnetic stirring instrument, including shell, and described shell is square structure；Microcrystal face plate, described microcrystal face plate is set
In cover top portion；Heater, described heater is fitted located at shell upper with the microcrystal face plate bottom surface；Magnetic agitation
Device, described magnetic stirring apparatus is at the heater bottom centre；Radiator fan, described radiator fan is located at
Inside on rear side of shell；Display panel is controlled, described control display panel is located at shell front side；Master control circuit board, it is described
Master control circuit board be located at enclosure left side, master control circuit board provided with buzzer, temperature probe and power
Adjustment module, described power conditioning module includes bidirectional triode thyristor and photoelectrical coupler；Power panel, described power panel is located at
The right side of enclosure；Temperature probe, described temperature probe is placed on housing exterior.
Further, described heater includes disk shell, thermal insulating disc, heat-generating pipe and fixed support, described thermal insulating disc
Inside disk shell, described thermal insulating disc concave surface formation groove, described heat-generating pipe is in the groove, described hair
Heat pipe includes heating wire and glass tube, and described heating wire is packaged in glass tube, and described disk shell bottom margin is provided with three
Individual pin piece, described fixed support is fixed located at the pin piece bottom with shell bottom plate, and described fixed support includes locating dowel
And spring, described spring housing is in locating dowel.
Further, described heat-insulated panel surface is provided with three tingles, and described tingle clamping heat-generating pipe exists
Inside it, two through hole is equipped with inside described disk shell and thermal insulating disc side, bending runs through downwards at described heat-generating pipe both ends
Through hole is protruding upward at described disk shell and thermal insulating disc bottom centre to disk shell bottom, forms the first convex surface and second respectively
Convex surface.
Further, described magnetic stirring apparatus includes motor, electric machine support, motor coupler, magnet and magnet branch
Frame, described electric machine support is fixed with shell bottom plate, and described motor is arranged on electric machine support, described motor coupler with
Magnet holder is connected, and described magnet is in magnet holder, and described magnet is in the first convex surface.
Further, display screen is provided with the left of described control display panel, right side switches provided with adjusting knob and function
Knob, right upper portion is additionally provided with power supply indicator.
Further, described shell is square structure, and its left and right sides is provided with handle, and bottom is provided with four Rubber foots
Pad, bottom right side is additionally provided with heater switch and stirring is switched, and rear side is additionally provided with power outlet and temperature probe interface, and left side is also set
There is temperature probe fixed seat.
Further, described master control circuit board input connection adjusting knob, function switch knob, temperature probe,
Heater switch, stirring switch, motor and power supply, output end connection motor, radiator fan, display screen, buzzer and power adjusting
Module.
Further, described power panel input connection external power source, output end connect respectively master control circuit board and
Power conditioning module, described power conditioning module input connection master control circuit board, output end connection heat-generating pipe.
Further, described shell two sides and bottom surface are respectively equipped with some heat sink strips.
Further, described master control circuit board and power panel bottom surface four angles bottom are provided with support column.
The integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument of the present invention compared with prior art, with having as follows
Beneficial effect：
1st, it is heater and agitating device is compact integrated and be built in enclosure interior, integral type appearance design is realized,
Using safer, good appearance, small volume is simple in construction；
2nd, heated using Far infrared carbon fiber radiant heating pattern, the flames of anger is safer, infra-red radiation conversion ratio is high, electricity
Thermal energy conversion rate is high, energy-efficient；
3rd, microcrystal face plate and body seal are pasted, and front panel covers grease proofing PVC pad pastings, possesses preferable waterproof effect；
4th, the handle that shell both sides are set is moved easily instrument, it is to avoid human contact's High-temperature crystallite panel；
5th, enclosure is provided with overheat protecting system, and automatic detection, sound and light alarm and blower fan delay operation are set, radiating
Effect is good, it is to avoid high temperature failure internal component；
6th, system is protected using multiple Electrical Safety, eliminates the potential safety hazard in experimentation.
Brief description of the drawings
Fig. 1 is agitator overall structure decomposing schematic representation of the present invention；
Fig. 2 is the overall installation diagram of heater of the present invention；
Fig. 3 is the structural representation of heater of the present invention and magnetic stirring apparatus；
Fig. 4 is the decomposing schematic representation of casing part structure of the present invention；
The operation chart of shell front panel when Fig. 5 uses for the present invention；
Fig. 6 is liquid crystal digital display control flow chart of the present invention；
Fig. 7 is magnetic agitation control flow chart of the present invention；
Fig. 8 is the control flow chart of safety system of the present invention；
Fig. 9 is heat radiation protection control flow chart of the present invention；
Figure 10 is memory function control flow chart of the present invention.
Embodiment
Invention is described in further detail with reference to embodiment.
Integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument as Figure 1-4 includes shell 1, and shell 1 is in side
Shape structure, is integrally formed using aluminium alloy, attractive in appearance, waterproof, corrosion-resistant, high temperature resistant, easy to clean；Crystallite located at the top of shell 1
Panel 2；Heater 3, the heater 3 fitted located at the top of shell 1 with the bottom surface of microcrystal face plate 2；Located at heater bottom
The magnetic stirring apparatus 4 of center；Located at the radiator fan 5 of the rear interior of shell 1；Control display surface located at the front side of shell 1
Plate 6；Located at the master control circuit board 7 of the inside left of shell 1, master control circuit board 7 is popped one's head in provided with buzzer 71, temperature
72 and power conditioning module, power conditioning module includes bidirectional triode thyristor and photoelectrical coupler；Located at the electricity of the inner right side of shell 1
Source plate 8；It is placed on the temperature probe outside shell 1；Master control circuit board 7 and four angles in the bottom bottom surface bottom of power panel 8 are provided with branch
Dagger 70, the effect with waterproof, its altitude range is 5-8mm.
Heater 3 includes disk shell 31, thermal insulating disc 32, heat-generating pipe 33 and fixed support 34, and thermal insulating disc 32 is located at disk shell 31
Inside, the concave surface of thermal insulating disc 32 formation groove 321, heat-generating pipe 33 is in groove 321, and heat-generating pipe 33 includes heating wire 331
With glass tube 332, heating wire 331 is packaged in inside glass tube 332, and the bottom margin of disk shell 31 is provided with three pin pieces 310, pin piece
310 are provided with the mounting hole being equal with the diameter of locating dowel 341 close to outside, and fixed support 34 is located at the bottom of pin piece 310 and the bottom of shell 1
Plate is fixed, and fixed support 34 includes locating dowel 341 and spring 342, and spring 342 is enclosed in locating dowel 341, and pin piece 310 passes through peace
Borehole jack is in locating dowel 341 and is pressed in the upper end of spring 342 for dress, and the bottom of locating dowel 341 is fixed with the bottom plate of shell 1, top lock screw
Pin piece 310 can not be departed from out of mounting hole, spring 342 serves the effect of damping, buffering and support, thermal insulating disc 32 during installation
Bear the pressure of microcrystal face plate 2, disk shell 31 can apply pressure to spring 342 is compressed spring 342, spring 342 is by thermal insulating disc 32
Withstand, its top is close to the bottom of microcrystal face plate 2, such structure not only reduces heat and overflowed from gap, the internal member of protection
Device, improves heat utilization ratio, and significantly reduce the dress of the processing to the length of locating dowel 341, disk shell 31 and pin piece 310
With required precision, play a part of reducing production cost；The surface of thermal insulating disc 32 is provided with three tingles 322, tingle 322
Heat-generating pipe 33 is clamped inside it, tingle 322 is made using GH4145 high-temperature alloy materials, its thick 0.3mm, high temperature resistant,
Two through hole 310 is equipped with inside disk shell 31 and the side of thermal insulating disc 32, the bending downwards of the both ends of heat-generating pipe 33 is through through hole to disk shell
It is protruding upward at 31 bottoms, the electric connection of power supply plate 8 of heat-generating pipe 33, disk shell 31 and the bottom centre of thermal insulating disc 32, is formed respectively
One convex surface 311 and the second convex surface 312.
Disk shell 31 uses aluminium alloy, mainly plays fixation；Thermal insulating disc 32 uses alumina-silicate ceramic fibre material, heat-insulated effect
Really good, the energy for launching heat-generating pipe 33 concentrates upward transmission, improves heat utilization rate, while the downward loss of heat energy is also reduced,
Avoid the electronic component below high temperature failure stone or metal plate for standing a stove on as a precaution against fire；Heat-generating pipe 33 is in " Ω " type or " U " type or ball template, outside heat-generating pipe 13
Wall plates one layer of reflecting layer, and half plating is in vain or half is gold-plated, and reflecting layer angular range is 60 ° -180 °, primarily serves the work of directed radiation
With reflecting layer concentrates the energy of heat-generating pipe 33, improves the efficiency of infra-red radiation, and heat-generating pipe 33 generates heat for Far infrared carbon fiber
Pipe, wherein heating wire 331 use filament carbon fibre material, and such a material infra-red radiation conversion ratio is up to 74%, electrical heat energy conversion
Rate is up to more than 98%, compared with common material, can save at least 30% electric energy, with common metal heater infrared electric heating tube
Compare, infrared radiation efficiency is higher by 20%, reached energy-efficient technique effect, while also have programming rate fast, heat stagnation
Small afterwards, heat distance is remote, the features such as starting non-impact current；Glass tube 132 uses high-purity dehydroxylation quartz material, and heat is swollen
Swollen coefficient is small, explosion-proof, can bear dramatic temperature change and -2 DEG C of frozen water spray tests, and acid and alkali-resistance (except HF), corrosion resistance is strong,
Equivalent to 30 times of acid-proof ceramics, equivalent to 150 times of stainless steel.
Magnetic stirring apparatus 4 includes motor 41, electric machine support 42, motor coupler 43, magnet 44 and magnet holder 45, electricity
Machine support 42 is fixed with the bottom plate of shell 1, and motor 41 is arranged on electric machine support 42, and motor 41 uses big torsion brushless dc
Machine, can stepless time adjustment, motor coupler 43 is connected with magnet holder 45, and magnet 44 is in magnet holder 45, and magnet 44 is located at
In first convex surface 311, the distance on the surface of magnet 44 to microcrystal face plate is 15mm-18mm, and the distance of stirrer and magnet 24 is significantly
Shorten, reduce the excessively weak caused stirrer of magnetically confined power and jump sub- phenomenon.
The left side of display panel 6 is controlled to be provided with display screen 61, display screen is using 3.5 inches of LCD liquid crystal digital display screens, and right side is provided with
Adjusting knob 62 and function switch knob 63, function switching include the switching of temperature, rotating speed and thermal power, and right upper portion is additionally provided with
Power supply indicator 64, is operated using simple and reliable knob control mode, and heating power is suitable for provided with eight gears
Different rate of heat addition requirements.
Shell 1 is square structure, and its left and right sides is provided with handle 11, is easy to move instrument and avoids contact with High-temperature crystallite face
Plate 2, prevents from scalding experimenter, bottom is easy to insert iron in instrument bottom provided with the rubber mat 12 that four height are 22mm
Pallet base is with the use of bottom right side is additionally provided with heater switch 13 and stirring switch 14, and rear side is additionally provided with power outlet 15
With temperature probe interface 16, connection carries earth leakage protective plug in power outlet 15, and left side is additionally provided with temperature probe fixed seat
17, probe fixed seat 17 is provided with three sockets of upper, middle and lower, and after use, temperature probe is directly inserted into receptacle interior and fixed, convenient
Practicality, temperature probe fixed seat 17 is mainly easy to experimenter that temperature probe is placed on shell after experiment terminates, and makes reality
Test table top cleaner and tidier, heater switch 13 and stirring switch 14 are only connected when using with direct current 5V signal lines, it is to avoid use 220V
Alternating current.
The input of master control circuit board 7 connection adjusting knob 62, function switch knob 63, temperature probe, heater switch 13,
Stirring switch 14, motor 41 and power supply, output end connection motor 41, radiator fan 5, display screen 61, buzzer 71 and power are adjusted
Save module.
The input of power panel 8 connects external power source, and output end connects master control circuit board 7 and power conditioning module respectively,
Power conditioning module input connects master control circuit board 7, output end connection heat-generating pipe 33.
The two sides of shell 1 and bottom surface are respectively equipped with some heat sink strips 18, seven are respectively provided with sideways, bottom surface is provided with 17,
Heat sink strip 18 and the formation heat dissipation wind channel of radiator fan 5, it is ensured that the radiating effect of instrument internal, heat sink strip 18 also has the work(of draining
Can, when seeping water into instrument internal, water can be discharged from the heat sink strip 18 of bottom surface.
The magnetic agitation instrument of the present invention is mainly used in experimental teaching, is controlled using single-chip microcomputer, integrated far infrared radiation adds
Heat, intelligent temperature control, magnetic agitation and the big function of liquid crystal digital display 4.With the flames of anger, efficient energy-saving, easy to operate, temperature control precisely,
The features such as not choosing container, a tractor serves several purposes, comprehensive safety precautions, also protects with earth leakage protective, overload protection, forced heat radiation
The active safety defencive function features such as the disconnected Thermal protection of shield, overtemperature sound and light alarm and overtemperature, temperature deviation protection.
Its performance parameter such as following table：
| Speed of agitator (r/min) | 100-650 |
| Mixed capacity (ml) | 800 |
| Temperature-control range (DEG C) | - 250 DEG C of room temperature |
| Accuracy of temperature control (DEG C) | ±1 |
| Heating power (W) | 750 (8 grades adjustable) |
| Operating voltage | 230V 50Hz |
Fig. 5 is the operation interface of the front panel of shell 1, and Fig. 6 is display screen control flow chart, is described as follows：Before shell
It is display screen 61 on the left of panel, display screen 61 is shown from top to bottom：Liquid crystal display caution slogan, measurement temperature, design temperature, turn
Speed and thermal power；Liquid crystal display caution slogan has two purposes, when " noting occurs in liquid crystal display：Panel high temperature！" the flicker poster when,
The high-temperature residual heat of microcrystal face plate 2 is prevented to hinder hand for reminding user to note in use；When " overtemperature report occurs in liquid crystal display
It is alert！" caution slogan when, then it represents that instrument internal temperature is too high, temperature anomaly occurs；What the numerical value shown in measurement temperature was represented
It is the Current Temperatures for the probe head end near zone that temperature probe is detected；What the numerical value shown on design temperature was represented is to use
The target control temperature of person's setting；The numerical value shown on rotating speed represents the rotating speed of current motor 41；Thermal power is used to show current
Power level, is always divided into eight grades, series is bigger, heating power is bigger, the rate of heat addition is higher.
The right side of the front panel of shell 1 is adjusting knob 62 and function switch knob 63, and adjusting knob 62 is used to cut function
The parameter for changing the signified function shelves of the pointer of knob 63 carries out increase and decrease regulation；63 points of function switch knob is temperature, rotating speed and hot merit
Three function shelves of rate, temperature can be shown on the design temperature of left side LCDs 61 when using, spinfunction switch knob
63 can carry out function shelves switching, and knob pointer meaning gear is the function that can currently carry out setting regulation；The front panel of shell 1
Power supply indicator 64 is provided with above right side, for indicating whether current device is powered.
The magnetic agitation instrument of the present invention is plugged power line and temperature sense probe when specifically used first, and electric leakage is protected
The power supply instruction protected on red led and instrument control panel on plug loading test table top socket, such as leakage protecting plug
Lamp 64 is lighted simultaneously, then illustrates equipment normal power-up, can carry out next step operation, if the red on leakage protecting plug refers to
Show that lamp does not work, now firmly press red on white the Reset button on plug, leakage protecting plug and instrument control panel
Color indicator lamp is lighted simultaneously, illustrates that equipment has been recovered after normal power-up, instrument normal power-up, the radiator fan 5 in instrument can be stood
Work is carved, radiator fan 5, which can be run, is automatically stopped operation after 6 minutes；It should be noted that the Reset button need not be plugged every time
All pressed after plug, only just need to be by the Reset button after earth leakage protective test is carried out every time；
Open red led in heater switch 13 and stirring switch 14, respective switch again to light, i.e., explanation can be added
Heat or magnetic agitation operation, in use, heater switch and stirring switch can be opened simultaneously, also can individually be opened as needed；
When carrying out heated at constant temperature, temperature sense probe metal head end is inserted in heated medium, during operation, work(is made first
Energy switch knob 63 pointer points to " temperature " shelves, and at this moment screen " design temperature " printed words flash, then rotation setting adjusting knob
62, until the numerical value that " design temperature " one column is shown reaches temperature needed for experiment, in rotation setting adjusting knob 62, rotate
Fast numerical value change is big, rotate slow numerical value change is small；When carrying out " non-heated at constant temperature ", temperature sense probe is not inserted into heated Jie
In matter, during operation, notably on LCDs 61 " measurement temperature " numerical value be less than " design temperature " numerical value can carry out it is next
Step operation；Since when " measurement temperature " numerical value is more than " design temperature " numerical value, heating tube power-off and thermal power control failure；
The pointer of function switch knob 63 is threaded to thermal power function shelves, at this moment thermal power printed words flash, then dextrorotation
Turn setting adjusting knob 62, highest can be by " thermal power " regulation to eight grades, and the column of liquid crystal display thermal power one there are eight lattice sides when most high-grade
Block, the column of liquid crystal display thermal power one is now equivalent not heat without grid during deep low gear, that is, completes the operation needed for instrument Heating Experiment
Setting.
As shown in Fig. 7 magnetic agitation control flow charts, when needing to carry out magnetic agitation, magnetic agitation switch need to be only opened
14, magnetic agitation motor 41 automatic can be rotated with minimum 100r/min, first refer to the pointer of function switch knob 63 to rotating speed
Function shelves, then rotation sets adjusting knob 62 and sets required speed of agitator, during rotation setting adjusting knob 62, rotates several soon
Value changes are big, rotate slow numerical value change is small；Because the characteristic of motor 41 is limited, motor speed is when more than 200r/min is rotated, liquid
The rotational speed counting numerical value that upper " rotating speed " one column of crystalline substance screen is shown can reach full accuracy, it is therefore proposed that when in use by speed setting extremely
More than 200r/min, to obtain high-precision rotational speed counting.
Its safety system includes following several ways to the magnetic agitation instrument of the present invention when in use, as shown in Figure 8：
Earth leakage protective：Instrument uses ground protection, and simultaneously equipped with 10A leakage protecting plugs, once occur leak current fault,
Personal safety can be protected, and do not influence the normal work of laboratory other equipment in 0.1s internal cutting off device power supply (DPS)s.It is recommended that every
Carry out within one week an earth leakage protective test, it is therefore intended that can the earth leakage protective of test leakage protecting plug be operating normally, specifically
Method of testing：In the case of determining that power outlet has been powered, plug is plugged in power outlet, and the red led on plug is lighted
Afterwards, " test " button of " yellow " is pressed on plug, " smacking one's lips " one sound rises, while red led extinguishes, then pressed " white
The Reset button of color ", red led is lighted again, then illustrates that the creepage protection function of the leakage protecting plug is normal, such as
Fruit red led is not worked, then illustrates that creepage protection function is not normal, and leakage protecting plug need to be changed at once.
Overload protection：The fuse that this function is carried by instrument is realized.
Overtemperature sound and light alarm and the disconnected Thermal protection of overtemperature：Refer to that safety control system passes through the temperature protection located at fuselage interior
When probe detects probe nearby temperature is more than 55 DEG C, control instruction is sent, makes buzzer 71 " drop drop " ring, display screen 61 dodges
Existing " overtemperature alarm！" warning, while the power supply of heat-generating pipe 33 is cut off, thermal power regulatory function failure, when fuselage interior temperature is less than
At 55 DEG C, alarm is automatically terminated, the recovery heating of heat-generating pipe 33.
Temperature deviation is protected：Refer to that safety control system detects temperature near probe head end by temperature sense probe
When (i.e. " measurement temperature ") is more than 10 DEG C of " design temperature ", there is " overtemperature alarm in display screen 61！" alarm.
Forced heat radiation protection as shown in Figure 9：This function is realized by the radiator fan 5 of control fuselage interior.Equipment is connected
After power supply, regardless of whether carrying out heating operation, when heater switch is in " laying " state, radiator fan can be in work 6 minutes
After stop；When heater switch is in " opening " state, radiator fan 5 can work always, after heater switch is closed, radiation air
Fan may proceed to operation 6 minutes, it is to avoid waste heat damages enclosure interior component.
The magnetic agitation instrument of the present invention also has memory function, and as shown in Figure 10, instrument host power supply connects its control flow
After logical, display screen 61 is the parameter of " temperature setting " when showing last time operation, after the parameter setting of thermal power and rotating speed is good, holding
Under main frame "on" position, heater switch 13 and stirring switch 14 are closed, is again turned on heater switch or stirring switch, display screen
The arrange parameter of display is constant.
The present invention uses Heated by Far-Infrared Radiation mode, does not choose container, the flames of anger is safer, and far infrared penetration power is strong,
Homogeneous heating, inside and outside consistent, the electromagnetic wave more than 96% that the present apparatus is sent concentrates on 10-15 microns " life light " wave band,
It can be absorbed, enhance metabolism by tissue and resonance cell, health environment-friendly；Heating is used as using filament carbon fibre material
Silk, infra-red radiation conversion ratio is high, with it is energy-efficient the characteristics of；Use samarium cobalt magnet, alumina-silicate ceramic fibre heat-barrier material with
And cooling system, tolerance of the magnet to high temperature is improved, the temperature of magnet works environment is reduced, magnet is eliminated in high temperature
The lower stirrer occurred because losing magnetism jumps son or can not operate phenomenon；Far infrared carbon fiber is radiated into electro-heat equipment and magnetic force
Agitating device is compact integrated and is built in enclosure interior, realizes unitary design, and volume is smaller, and profile is more attractive, also has
Good sealing and water proofing property；Employ over-heat inside protection system, automatic monitoring, sound and light alarm and blower fan delay operation
Set, Electrical Safety protection system multiple-protection prevents electric leakage, greatly reduces the potential safety hazard of experimentation.
Embodiment only expresses the several embodiments of the present invention in summary, and it describes more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument, it is characterised in that：Including
Shell, described shell is square structure；
Microcrystal face plate, described microcrystal face plate is located at cover top portion；
Heater, described heater is fitted located at shell upper with the microcrystal face plate bottom surface；
Magnetic stirring apparatus, described magnetic stirring apparatus is at the heater bottom centre；
Radiator fan, the inside that described radiator fan is located on rear side of shell；
Display panel is controlled, described control display panel is located at shell front side；
Master control circuit board, described master control circuit board is located at the left side of enclosure, and master control circuit board is provided with buzzing
Device, temperature probe and power conditioning module, described power conditioning module include bidirectional triode thyristor and photoelectrical coupler；
Power panel, described power panel is located at the right side of enclosure；
Temperature probe, described temperature probe is placed on housing exterior.
2. integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument according to claim 1, it is characterised in that：It is described
Heater include disk shell, thermal insulating disc, heat-generating pipe and fixed support, described thermal insulating disc inside disk shell, it is described every
Hot plate concave surface formation groove, described heat-generating pipe is in the groove, and described heat-generating pipe includes heating wire and glass
Pipe, described heating wire is packaged in glass tube, and described disk shell bottom margin is provided with three pin pieces, described fixed support
Fixed located at the pin piece bottom with shell bottom plate, described fixed support includes locating dowel and spring, and described spring housing exists
In locating dowel.
3. integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument according to claim 2, it is characterised in that：It is described
Heat-insulated panel surface provided with three tingles, described tingle clamps heat-generating pipe inside it, described disk shell and every
Two through hole is equipped with inside hot plate side, described heat-generating pipe both ends bending downwards runs through through hole to disk shell bottom, described
It is protruding upward at disk shell and thermal insulating disc bottom centre, the first convex surface and the second convex surface are formed respectively.
4. integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument according to claim 1, it is characterised in that：It is described
Magnetic stirring apparatus include motor, electric machine support, motor coupler, magnet and magnet holder, described electric machine support with it is outer
Shell bottom plate is fixed, and described motor is arranged on electric machine support, and described motor coupler is connected with magnet holder, described magnetic
Iron is in magnet holder, and described magnet is in the first convex surface.
5. integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument according to claim 1, it is characterised in that：It is described
Control display panel on the left of be provided with display screen, right side is provided with adjusting knob and function switch knob, and right upper portion is additionally provided with electricity
Source indicator lamp.
6. integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument according to claim 1, it is characterised in that：It is described
Shell be square structure, its left and right sides is provided with handle, and bottom is additionally provided with heating and opened provided with four rubber mats, bottom right side
Close and stirring switch, rear side is additionally provided with power outlet and temperature probe interface, and left side is additionally provided with temperature probe fixed seat.
7. integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument according to claim 1, it is characterised in that：It is described
Master control circuit board input connection adjusting knob, function switch knob, temperature probe, heater switch, stirring switch, motor
And power supply, output end connection motor, radiator fan, display screen, buzzer and power conditioning module.
8. integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument according to claim 1, it is characterised in that：It is described
Power panel input connection external power source, output end connects master control circuit board and power conditioning module, described work(respectively
Rate adjustment module input connects master control circuit board, output end connection heat-generating pipe.
9. integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument according to claim 1, it is characterised in that：It is described
Shell two sides and bottom surface be respectively equipped with some heat sink strips.
10. integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument according to claim 1, it is characterised in that：Institute
Master control circuit board and power panel the bottom surface four angles bottom stated are provided with support column.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710556699.3A CN107175030A (en) | 2017-07-10 | 2017-07-10 | Integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument |
| CN201810063239.1A CN108031385A (en) | 2017-07-10 | 2018-01-23 | Integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710556699.3A CN107175030A (en) | 2017-07-10 | 2017-07-10 | Integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument |
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| Publication Number | Publication Date |
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| CN107175030A true CN107175030A (en) | 2017-09-19 |
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| CN201710556699.3A Pending CN107175030A (en) | 2017-07-10 | 2017-07-10 | Integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument |
| CN201810063239.1A Pending CN108031385A (en) | 2017-07-10 | 2018-01-23 | Integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810063239.1A Pending CN108031385A (en) | 2017-07-10 | 2018-01-23 | Integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107855064A (en) * | 2017-11-06 | 2018-03-30 | 东北大学 | A kind of spheroid agitator of single track slide cartridge three and its application method using interval resonance |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201327092Y (en) * | 2008-10-31 | 2009-10-14 | 林定文 | Electric ceramic stove |
| CN203751476U (en) * | 2014-02-13 | 2014-08-06 | 深圳市卓茂科技有限公司 | Novel PCB (printed circuit board) preheating device |
| CN105727807A (en) * | 2014-12-12 | 2016-07-06 | 上海数好数字信息科技有限公司 | Teaching experiment far infrared stirring heating device |
| CN208302683U (en) * | 2017-07-10 | 2019-01-01 | 深圳市耀世光华科技有限公司 | Integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument |
-
2017
- 2017-07-10 CN CN201710556699.3A patent/CN107175030A/en active Pending
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2018
- 2018-01-23 CN CN201810063239.1A patent/CN108031385A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107855064A (en) * | 2017-11-06 | 2018-03-30 | 东北大学 | A kind of spheroid agitator of single track slide cartridge three and its application method using interval resonance |
| CN107855064B (en) * | 2017-11-06 | 2020-06-12 | 东北大学 | Monorail sliding cylinder three-sphere stirrer utilizing intermittent resonance and using method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108031385A (en) | 2018-05-15 |
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