CN208302683U - Integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument - Google Patents

Abstract

The utility model 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, heating device, magnetic stirring apparatus, radiator fan, it controls the display panel, master control circuit board, power panel, temperature probe, microcrystal face plate is set to cover top portion, heating device and magnetic stirring apparatus are set in the middle part of shell, radiator fan is set on rear side of shell, it controls the display panel and is set to shell front side, master control circuit board and power panel are set at left and right sides of interior of shell, temperature probe is placed outside shell exterior；Being mainly characterized by for the utility model integrates Far infrared carbon fiber radiant heating device and magnetic stirring apparatus inside the housing, realizes the structure of integral type, has small in size, structure is simple, safety, energy-efficient, the features such as leakproofness and good waterproof performance, is suitable for teaching experiment field.

Description

Integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument

Technical field

The utility model relates to a kind of constant-temperature magnetic stirring devices, more specifically more particularly to integral type Far-infrared carbon Fiber digital display temperature constant magnetic stirring instrument.

Background technique

Constant temperature blender with magnetic force is a kind of can to carry out simultaneously heating to low-viscosity (mobile) liquid and instrument that magnetic agitation is handled is set It is standby, belong to common instrument and equipment in teaching experiment.Traditional covers temperature-resistant material as pyrotoxin using common metal heater Flat and electric heating shell type constant temperature blender with magnetic force, such as electric jacket, closed electric furnace, heating plate, only to specific shape Container could play preferable heating effect, and use is inconvenient, and there is heating unevenly, the low feature of the thermal efficiency.With gold Belong to constant temperature blender with magnetic force of the infrared heating piece as pyrotoxin, although not choosing container, the thermal efficiency is lower, 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 easy to hurt sb.'s feelings, and easily intakes, less beautiful, and magnet apart from stirrer farther out, be easy occur stirrer at work " jumping son " phenomenon.Therefore, how to overcome disadvantages mentioned above, become urgent problem to be solved.

Utility model content

The purpose of this utility model is that in view of the above shortcomings of the prior art, providing a kind of integral type appearance, use It is safe and simple, container is not chosen, there is 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 utility model is achieved through the following technical solutions: integral type far infrared Carbon fiber digital display temperature constant magnetic stirring instrument, including shell, the shell are square structure；Microcrystal face plate, the crystallite face Plate is set to cover top portion；Heating device, the heating device are set to shell upper and are bonded with the microcrystal face plate bottom surface；Magnetic force Agitating device, the magnetic stirring apparatus are set to the heating device bottom center；Radiator fan, the radiator fan Inside on rear side of shell；It controls the display panel, described controls the display panel set on shell front side；Master control circuit board, The master control circuit board be set to interior of shell left side, master control circuit board be equipped with buzzer, temperature probe and Power conditioning module, the power conditioning module include bidirectional triode thyristor and photoelectrical coupler；Power panel, the power panel Set on the right side of interior of shell；Temperature probe, the temperature probe are placed outside shell exterior.

Further, the heating device includes disk shell, thermal insulating disc, heat-generating pipe and fixed bracket, the thermal insulating disc Inside disk shell, the thermal insulating disc concave surface forms groove, and the heat-generating pipe is set in the groove, the hair Heat pipe includes heating wire and glass tube, and the heating wire is packaged in glass tube, and the disk shell bottom margin is equipped with three A foot piece, the fixed branch are set up in foot piece bottom and fix with shell bottom plate, and the fixation bracket includes positioning column And spring, the spring pocket is on positioning column.

Further, the heat-insulated panel surface is equipped with three fixing clips, and the fixing clip clamping heat-generating pipe exists Inside it, two through hole is equipped with inside the disk shell and thermal insulating disc side, the heat-generating pipe both ends, which are bent downward, to be run through For through-hole to disk shell bottom, the disk shell and thermal insulating disc bottom center are protruding upward, are respectively formed the first convex surface and second Convex surface.

Further, the magnetic stirring apparatus includes motor, electric machine support, motor coupler, magnet and magnet branch Frame, the electric machine support are fixed with shell bottom plate, and the motor is mounted on electric machine support, the motor coupler with Magnet holder connection, the magnet are set in magnet holder, and the magnet is set in the first convex surface.

Further, the left side that controls the display panel is equipped with display screen, and right side is equipped with adjusting knob and function switch Knob, right upper portion are additionally provided with power supply indicator.

Further, the shell is square structure, and the left and right sides is equipped with handle, and bottom is set there are four Rubber foot Pad, bottom right side are additionally provided with heater switch and stirring switch, and rear side is additionally provided with power outlet and temperature probe interface, and left side is also set There is temperature probe fixing seat.

Further, the described master control circuit board input terminal connection adjusting knob, function switch knob, temperature probe, Heater switch, stirring switch, motor and power supply, output end connect motor, radiator fan, display screen, buzzer and power regulation Module.

Further, the power panel input terminal connects external power supply, output end be separately connected master control circuit board and Power conditioning module, the power conditioning module input terminal connect master control circuit board, and output end connects heat-generating pipe.

Further, the shell two sides and bottom surface are respectively equipped with several heat sink strips.

Further, the master control circuit board and power panel bottom surface four angles bottom are equipped with support column.

The integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument of the utility model compared with prior art, has such as It is lower the utility model has the advantages that

1, heating device and agitating device is compact integrated and be built in enclosure interior, integral type design is realized, Small in size using safer, good appearance, structure is simple；

2, it is heated using Far infrared carbon fiber radiant heating method, the flames of anger is safer, and infra-red radiation conversion ratio is high, electricity Thermal energy conversion rate is high, energy-efficient；

3, microcrystal face plate and shell sealing are pasted, and front panel covers grease proofing PVC pad pasting, has preferable waterproof effect；

4, the handle of shell two sides setting is moved easily instrument, avoids human contact's High-temperature crystallite panel；

5, interior of shell is equipped with overheat protecting system, automatic detection, sound-light alarm and blower delay operation setting, heat dissipation Effect is good, and high temperature is avoided to damage internal component；

6, system is protected using multiple Electrical Safety, eliminates the security risk in experimentation.

Detailed description of the invention

Fig. 1 is the utility model blender overall structure decomposition diagram；

Fig. 2 is the whole installation diagram of the utility model heating device；

Fig. 3 is the structural schematic diagram of the utility model heating device and magnetic stirring apparatus；

Fig. 4 is the decomposition diagram of the utility model casing part structure；

Fig. 5 is the operation chart of shell front panel when the utility model is used；

Fig. 6 is the utility model liquid crystal digital display control flow chart；

Fig. 7 is the utility model magnetic agitation control flow chart；

Fig. 8 is the control flow chart of the utility model safety system；

Fig. 9 is the utility model heat radiation protection control flow chart；

Figure 10 is the utility model memory function control flow chart.

Specific embodiment

Utility model is described in further detail With reference to embodiment.

Integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument as shown in Figs 1-4 includes shell 1, and shell 1 is in side Shape structure, is integrally formed using aluminium alloy, beauty, waterproof, corrosion-resistant, high temperature resistant, easy to clean；Crystallite set on 1 top of shell Panel 2；Heating device 3, the heating device 3 being bonded set on 1 top of shell with 2 bottom surface of microcrystal face plate；Set on heating device bottom Magnetic stirring apparatus 4 at center；Set on the radiator fan 5 of 1 rear interior of shell；Control display surface set on 1 front side of shell Plate 6；Set on the master control circuit board 7 of 1 inside left of shell, master control circuit board 7 is equipped with buzzer 71, temperature is popped one's head in 72 and power conditioning module, power conditioning module include bidirectional triode thyristor and photoelectrical coupler；Set on the electricity of 1 inner right side of shell Source plate 8；The temperature probe being placed outside outside shell 1；Master control circuit board 7 and 8 bottom bottom surface four angles bottom of power panel are equipped with branch Dagger 70 has the function of waterproof, altitude range 5-8mm.

Heating device 3 includes that disk shell 31, thermal insulating disc 32, heat-generating pipe 33 and fixed bracket 34, thermal insulating disc 32 are set to disk shell 31 Inside, 32 concave surface of thermal insulating disc form groove 321, and heat-generating pipe 33 is set 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 31 bottom margin of disk shell is set there are three foot piece 310, foot piece 310 are equipped with the mounting hole being equal with 341 diameter of positioning column close to outside, and fixed bracket 34 is set to 310 bottom of foot piece and 1 bottom of shell Plate is fixed, and fixed bracket 34 includes positioning column 341 and spring 342,342 sets of spring on positioning column 341, foot piece 310 passes through peace Dress hole covers on positioning column 341 and is pressed in 342 upper end of spring, and 341 lower part of positioning column is fixed with 1 bottom plate of shell, and screw is locked on top It is detached from foot piece 310 can not out of mounting hole, spring 342 plays the role of damping, buffering and support, thermal insulating disc 32 when installation 2 pressure of microcrystal face plate is born, disk shell 31, which can apply pressure to spring 342, be such that spring 342 is compressed, and spring 342 is by thermal insulating disc 32 It withstands, its top is made to be close to 2 bottom of microcrystal face plate, such structure not only reduces heat and overflows from gap, protects internal member Device improves heat utilization ratio, and significantly reduces the dress of the processing to 341 length of positioning column, disk shell 31 and foot piece 310 With required precision, play the role of reducing production cost；32 surface of thermal insulating disc is set there are three fixing clip 322, fixing clip 322 Clamping heat-generating pipe 33 inside it, fixing clip 322 is made of GH4145 high-temperature alloy material, thickness 0.3mm, high temperature resistant, Two through hole 310 is equipped with inside 32 side of disk shell 31 and thermal insulating disc, 33 both ends of heat-generating pipe are bent downward through through-hole to disk shell 31 bottoms, 33 electric connection of power supply plate 8 of heat-generating pipe, disk shell 31 and 32 bottom center of thermal insulating disc are protruding upward, are respectively formed One convex surface 311 and the second convex surface 312.

Disk shell 31 uses aluminium alloy, mainly plays fixed function；Thermal insulating disc 32 uses alumina-silicate ceramic fibre material, heat-insulated effect Fruit is good, and the energy for emitting heat-generating pipe 33 concentrates transmission upwards, improves heat utilization rate, while also reducing the downward loss of thermal energy, Avoid the electronic component below high temperature damage stone or metal plate for standing a stove on as a precaution against fire；Heat-generating pipe 33 is in " Ω " type or U-typed or ball template, outside heat-generating pipe 13 Wall surface plates one layer of reflecting layer, partly plates that white or half is gold-plated, and reflecting layer angular range is 60 ° -180 °, primarily serves the work of directed radiation With reflecting layer concentrates 33 energy of heat-generating pipe, improves the efficiency of infra-red radiation, and heat-generating pipe 33 is Far infrared carbon fiber fever Pipe, wherein heating wire 331 uses filament carbon fibre material, and such material infra-red radiation conversion ratio is up to 74%, electrical heat energy conversion Rate is up to 98% or more, compared with common material, can save at least 30% electric energy, with common metal heater infrared electric heating tube It compares, infrared radiation efficiency is higher by 20%, has reached energy-efficient technical effect, while also having heating rate fast, heat stagnation The features such as small afterwards, heat distance is remote, starts 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 variation and -2 DEG C of ice water spray tests, and acid and alkali-resistance (except HF), corrosion resistance is strong, 30 times of acid-proof ceramics are equivalent to, 150 times of stainless steel are equivalent to.

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 1 bottom plate of shell, and motor 41 is mounted on electric machine support 42, and motor 41 uses big torsion brushless dc Machine, can stepless time adjustment, motor coupler 43 connect with magnet holder 45, and magnet 44 is set in magnet holder 45, and magnet 44 is set to In first convex surface 311, the distance on 44 surface of magnet to microcrystal face plate is 15mm-18mm, stirrer at a distance from magnet 24 significantly Shorten, reduces the excessively weak caused stirrer of magnetically confined power and jump sub- phenomenon.

It controls the display panel 6 left sides and is equipped with display screen 61, display screen uses 3.5 inches of LCD liquid crystal digital display screens, and right side is equipped with Adjusting knob 62 and function switch knob 63, function switch include the switching of temperature, revolving 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 equipped with eight gears, is suitable for Different rate of heat addition requirements.

Shell 1 is square structure, and the left and right sides is equipped with handle 11, instrument easy to remove and avoids contact with High-temperature crystallite face Plate 2, prevent scald experimenter, bottom set there are four height as the rubber mat 12 of 22mm, convenient for instrument bottom insertion iron For pallet pedestal to be used cooperatively, 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 has earth leakage protective plug in power outlet 15, and left side is additionally provided with temperature probe fixing seat 17, probe fixing seat 17 is equipped with three sockets of upper, middle and lower, and after use, temperature probe is directly inserted into receptacle interior and fixes, convenient Practical, temperature probe fixing seat 17 mainly after the end of the experiment places temperature probe on the shell convenient for experimenter, makes reality It is cleaner and tidier to test table top, heater switch 13 and stirring switch 14 are only connected with direct current 5V signal line when using, and avoid using 220V Alternating current.

7 input terminal of master control circuit board connect adjusting knob 62, function switch knob 63, temperature probe, heater switch 13, Switch 14, motor 41 and power supply are stirred, output end connects motor 41, radiator fan 5, display screen 61, buzzer 71 and power tune Save module.

8 input terminal of power panel connects external power supply, and output end is separately connected master control circuit board 7 and power conditioning module, Power conditioning module input terminal connects master control circuit board 7, and output end connects heat-generating pipe 33.

1 two sides of shell and bottom surface are respectively equipped with several heat sink strips 18, and side is respectively provided with seven, and bottom surface is equipped with 17, Heat sink strip 18 and radiator fan 5 form heat dissipation wind channel, guarantee that the heat dissipation effect of instrument internal, heat sink strip 18 also have the function 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 utility model is mainly used in experimental teaching, is controlled using single-chip microcontroller, integrates Far-infrared spoke Penetrate heating, intelligent temperature control, magnetic agitation and the big function of liquid crystal digital display 4.With the flames of anger, energy-efficient, easy to operate, temperature control is smart Standard does not choose the features such as container, a tractor serves several purposes, comprehensive safety precautions, also has earth leakage protective, overload protection, forced heat radiation The active safeties defencive function features such as the disconnected Thermal protection of protection, overtemperature sound-light alarm and overtemperature, temperature deviation protection.

Its performance parameter is as follows:

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	230V50Hz

Fig. 5 is the operation interface of 1 front panel of shell, and Fig. 6 is display screen control flow chart, is described as follows: before shell Be display screen 61 on the left of panel, display screen 61 is shown from top to bottom: liquid crystal display caution slogan, set temperature, turns measurement temperature Speed and thermal power；There are two purposes for liquid crystal display caution slogan, when " noting: panel high temperature occurs in liquid crystal display！" the flashing poster when, For reminding user to pay attention to that 2 high-temperature residual heat of microcrystal face plate is prevented to hurt hand in use；When " overtemperature report occurs in liquid crystal display It is alert！" caution slogan when, then it represents that instrument internal temperature is excessively high, temperature anomaly occurs；What the numerical value shown in measurement temperature indicated It is the Current Temperatures for the probe head end near zone that temperature probe detects；What the numerical value that shows in set temperature indicated be using The target control temperature of person's setting；The numerical value shown on revolving speed indicates the revolving speed of current motor 41；Thermal power is current for showing Power level is always divided into eight grades, and series is bigger, and heating power is bigger, and the rate of heat addition is higher.

The right side of 1 front panel of shell is adjusting knob 62 and function switch knob 63, and adjusting knob 62 is for cutting function The parameter for changing the function shelves of knob 63 pointer meaning is increased and decreased adjusting；Function switch knob 63 divides for temperature, revolving speed and hot merit Three function shelves of rate, temperature can be shown in the set temperature of left side liquid crystal display 61 when use, rotation function switch knob 63 can carry out function shelves switching, and knob pointer meaning gear is the function that can currently carry out setting adjusting；1 front panel of shell It is equipped with power supply indicator 64 above right side, is used to indicate whether current device is powered.

The magnetic agitation instrument of the utility model is plugged power supply line and temperature sense probe when specifically used first, will leak Electric protection plug loading test table top socket, such as the power supply on the red indicating light and instrument control panel on leakage protecting plug Indicator light 64 lights simultaneously, then illustrates equipment normal power-up, can carry out next step operation, if red on leakage protecting plug Color indicator light does not work, and firmly presses white the Reset button on plug at this time, on leakage protecting plug and instrument control panel Red indicating light light simultaneously, illustrate that equipment has restored normal power-up, after instrument normal power-up, the radiator fan 5 in instrument It can work at once, radiator fan 5 is automatically stopped operation after running 6 minutes；It should be noted that the Reset button does not need every time It is all pressed after plug plug, it only just need to be by the Reset button after carrying out earth leakage protective test every time；

Heater switch 13 and stirring switch 14 are opened again, and red indicating light lights in respective switch, i.e., explanation can be added Heat or magnetic agitation operation can also be opened individually as needed in use, heater switch and stirring switch can open simultaneously；

When carrying out heated at constant temperature, temperature sense probe metal head end is inserted into heated medium, when operation, makes function first Energy 63 pointer of switch knob is directed toward " temperature " shelves, and at this moment screen " set temperature " printed words flash, then rotation setting adjusting knob 62, until the numerical value that " set temperature " column is shown reaches experiment required temperature, when rotation sets 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, which is not inserted into, is heated Jie In matter, when operation, notably on liquid crystal display 61 " measurement temperature " numerical value be less than " set temperature " numerical value can carry out it is next Step operation；Since when " measurement temperature " numerical value is greater than " set temperature " numerical value, heating tube power-off and thermal power control failure；

63 pointer of function switch knob is threaded to thermal power function shelves, at this moment thermal power printed words flash, then rotation clockwise Turn setting adjusting knob 62, " thermal power " can be adjusted to eight grades by highest, and one column of liquid crystal display thermal power there are eight lattice sides when most high-grade Block, one column of liquid crystal display thermal power is equivalent at this time not heat without grid when deep low gear, i.e. operation needed for completion instrument Heating Experiment Setting.

As shown in Fig. 7 magnetic agitation control flow chart, when needing to carry out magnetic agitation, magnetic agitation switch need to be only opened 14, magnetic agitation motor 41 first can refer to 63 pointer of function switch knob to revolving speed automatically with minimum 100r/min rotation Function shelves, then rotation setting adjusting knob 62 sets required speed of agitator, when rotating setting adjusting knob 62, rotates several fastly Value variation is big, rotate slow numerical value change is small；Because 41 characteristic of motor is limited, motor speed is when 200r/min or more is rotated, liquid Crystalline substance, which shields the rotational speed counting numerical value that upper " revolving speed " column is shown, can reach full accuracy, it is therefore proposed that when in use by revolving speed set to 200r/min or more, to obtain high-precision rotational speed counting.

Its safety system includes following several modes to the magnetic agitation instrument of the utility model when in use, such as Fig. 8 institute Show:

Earth leakage protective: instrument uses ground protection, and is furnished with 10A leakage protecting plug simultaneously, once leak current fault occurs, Personal safety can be protected, and do not influence the normal work of laboratory other equipment in 0.1s internal cutting off equipment power supply.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 that test leakage protecting plug be operating normally, specifically Test method: in the case of determining that power outlet has been powered, plug is plugged in power outlet, and the red indicating light on plug lights Afterwards, " test " button of " yellow " is pressed on plug, and " smacking one's lips " sound rises, while red indicating light extinguishes, and then presses " white The Reset button of color ", red indicating light light again, then illustrate that the creepage protection function of the leakage protecting plug is normal, such as Fruit red indicating light does not work, then illustrates that creepage protection function is not normal, need to replace leakage protecting plug at once.

Overload protection: this function is realized by the fuse that instrument carries.

Overtemperature sound-light alarm and the disconnected Thermal protection of overtemperature: refer to that safety control system passes through the temperature protection for being set to fuselage interior Probe detects probe, and nearby temperature issues control instruction when being more than 55 DEG C, makes buzzer 71 " drop drop " ring, the sudden strain of a muscle of display screen 61 Existing " overtemperature alarm！" warning, while 33 power supply of heat-generating pipe is cut off, thermal power regulatory function failure, when fuselage interior temperature is lower than At 55 DEG C, alarm is automatically terminated, 33 recovery heating of heat-generating pipe.

Temperature deviation protection: refer to that safety control system detects probe head end temperature nearby by temperature sense probe When (i.e. " measurement temperature ") is greater than 10 DEG C of " set 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 closing heater switch, radiation air Fan will continue to operation 6 minutes, and waste heat is avoided to damage enclosure interior component.

The magnetic agitation instrument of the utility model also has memory function, and control flow is as shown in Figure 10, instrument host electricity After source is connected, display screen 61 is the parameter of " temperature setting " when showing last time operation, after the parameter setting of thermal power and revolving speed is good, It keeps under host energized state, closes heater switch 13 and stirring switch 14, be again turned on heater switch or stirring switch, display The setting parameter constant of screen display.

The utility model uses Heated by Far-Infrared Radiation mode, does not choose container, the flames of anger is safer, and far infrared penetrates Power is strong, homogeneous heating, and inside and outside consistent, 96% or more the electromagnetic wave that the present apparatus issues concentrates on 10-15 microns of " life light " Wave band can be absorbed by tissue and resonance cell, be boosted metabolism, health environment-friendly；Using filament carbon fibre material conduct Heating wire, infra-red radiation conversion ratio is high, has the characteristics that energy-efficient；Using samarium cobalt magnet, the heat-insulated material of alumina-silicate ceramic fibre Material and cooling system, improve magnet to the tolerance of high temperature, reduce the temperature of magnet works environment, eliminate magnet and exist The stirrer occurred under high temperature because losing magnetism jumps son or can not operate phenomenon；By Far infrared carbon fiber radiation heat generating device and Magnetic stirring apparatus is compact integrated and is built in enclosure interior, realizes unitary design, and volume is smaller, and shape is more attractive, also With good leakproofness and waterproofness；System, automatic monitoring, sound-light alarm and blower delay are protected using over-heat inside Operation setting, Electrical Safety protect system multiple-protection, prevent from leaking electricity, greatly reduce the security risk of experimentation.

Embodiment only expresses the several embodiments of the utility model in summary, and the description thereof is more specific and detailed, But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.

Claims (10)

1. integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument, it is characterised in that: including

Shell, the shell are square structure；

Microcrystal face plate, the microcrystal face plate are set to cover top portion；

Heating device, the heating device are set to shell upper and are bonded with the microcrystal face plate bottom surface；

Magnetic stirring apparatus, the magnetic stirring apparatus are set to the heating device bottom center；

Radiator fan, the radiator fan are set to the inside on rear side of shell；

It controls the display panel, described controls the display panel set on shell front side；

Master control circuit board, the master control circuit board are set to the left side of interior of shell, and master control circuit board is equipped with buzzing Device, temperature probe and power conditioning module, the power conditioning module include bidirectional triode thyristor and photoelectrical coupler；

Power panel, the power panel are set to the right side of interior of shell；

Temperature probe, the temperature probe are placed outside shell exterior.

2. integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument according to claim 1, it is characterised in that: described Heating device include disk shell, thermal insulating disc, heat-generating pipe and fixed bracket, the thermal insulating disc is set to inside disk shell, it is described every Hot plate concave surface forms groove, and the heat-generating pipe is set in the groove, and the heat-generating pipe includes heating wire and glass Pipe, the heating wire are packaged in glass tube, and the disk shell bottom margin sets that there are three foot piece, the fixation brackets It is fixed set on foot piece bottom with shell bottom plate, the fixation bracket includes positioning column and spring, and the spring pocket exists On positioning column.

3. integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument according to claim 2, it is characterised in that: described Heat-insulated panel surface be equipped with three fixing clips, the described fixing clip clamping heat-generating pipe inside it, the disk shell and every Two through hole is equipped with inside hot plate side, the heat-generating pipe both ends are bent downward through through-hole to disk shell bottom, described Disk shell and thermal insulating disc bottom center are protruding upward, are respectively formed the first convex surface and the second convex surface.

4. integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument according to claim 1, it is characterised in that: described Magnetic stirring apparatus include motor, electric machine support, motor coupler, magnet and magnet holder, the electric machine support and outer Shell bottom plate is fixed, and the motor is mounted on electric machine support, and the motor coupler is connect with magnet holder, the magnetic Iron is set in magnet holder, and the magnet is set 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: described The left side that controls the display panel be equipped with display screen, right side is equipped with adjusting knob and function switch knob, right upper portion and is additionally provided with electricity Source indicator light.

6. integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument according to claim 1, it is characterised in that: described Shell be square structure, the left and right sides is equipped with handle, and bottom is set there are four rubber mat, and bottom right side is additionally provided with heating and opens It closes and stirring switch, rear side is additionally provided with power outlet and temperature probe interface, left side is additionally provided with temperature probe fixing seat.

7. integral type Far infrared carbon fiber digital display temperature constant magnetic stirring instrument according to claim 1, it is characterised in that: described Master control circuit board input terminal connection adjusting knob, function switch knob, temperature probe, heater switch, stirring switch, motor And power supply, output end connect 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: described Power panel input terminal connect external power supply, output end is separately connected master control circuit board and power conditioning module, the function Rate adjustment module input terminal connects master control circuit board, and output end connects 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: described Shell two sides and bottom surface be respectively equipped with several 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 The master control circuit board stated and power panel bottom surface four angles bottom are equipped with support column.