Summary of the invention
the invention provides a kind of normal heating flow graph, overcome the deficiency of above-mentioned prior art, it is fragile that it effectively can solve existing normal pressure flow graph, resettlement difficulty is installed and serviceable life short problem, more efficiently solve the problem that existing normal pressure flow graph adopts electrical heating easily to form localized hyperthermia to cause heat transfer element and material easy burn-out.
technical scheme of the present invention is realized by following measures: a kind of normal heating flow graph, comprises base, Heating Cup, heating U-tube, sample cup, center-pole, plummet, control panel, temperature sensor, motor and rotor, described base is provided with a Heating Cup, Heating Cup is matrix and concave part is formed at its top, Heating Cup internal fixtion is provided with a heating U-tube, the concave part of Heating Cup is provided with a sample cup, the base of Heating Cup side is fixedly connected with support, described cradle top is installed with control panel, in control panel, side is installed with motor, the output terminal of motor is fixed with to interior rotor and the center-pole that bottom is positioned at sample cup from outer respectively, plummet is installed with at the lower outside of center-pole, a temperature sensor is provided with in sample cup, the signal output part of temperature sensor is connected electrically on a signal input part of control panel, the signal output part of heating U-tube is connected electrically on another signal input part of control panel.
here is the further optimization and/or improvements to foregoing invention technical scheme:
above-mentioned control panel can be provided with gauge tap, test duration button, rotary rpm button and temperature control burtons.
above-mentioned base can be fixed with support bar, and the top of support bar is fixedly connected with on the control panel, is set with the lifting table that can move up and down along support bar, is fixed with Connection Block in the bottom of lifting table at the lower outside of support bar, and heating cup is on Connection Block.
above-mentioned lifting table is provided with radial hole, is provided with the jackscrew that lifting table can be withstood on support bar, is installed with handle in the outer end of jackscrew at radial hole internal fixtion.
above-mentioned Connection Block can be provided with groove, and Heating Cup is placed in groove.
above-mentioned Heating Cup can comprise cup and steel ring, is installed with steel ring in the bottom of cup, and steel ring is installed with heating U-tube by nut.
said temperature sensor can be thermoelectricity occasionally thermal probe.
reasonable and compact in structure of the present invention, can be widely used in the middle of fluid sample can detect.This normal heating flow graph heats by using the mode of heating U-tube interval heating to treat fluid measured sample, thermal power is high and heat transfer medium has higher boiling, high heat transfer coefficient, nonconducting feature, interval type of heating makes heating element and heat transfer element material all not fragile, effectively can extend the serviceable life of normal heating flow graph.The present invention possesses that structure is simple, easy to operate, long service life, and its parts are easy to carry, easily changeable feature.
Embodiment
the present invention by the restriction of following embodiment, can not determine concrete embodiment according to technical scheme of the present invention and actual conditions.
in the present invention, for convenience of description, the description of the relative position relation of each parts is all be described according to the Butut mode of Figure of description 1, as: the position relationship of forward and backward, upper and lower, left and right etc. determines according to the Butut direction of Figure of description.
below in conjunction with embodiment and accompanying drawing, the invention will be further described:
as shown in Figure 1, this normal heating flow graph comprises base 1, Heating Cup 2, heating U-tube 3, sample cup 4, center-pole 5, plummet 6, control panel 7, temperature sensor 8, motor 9 and rotor 10, described base 1 is provided with a Heating Cup 2, Heating Cup 2 is in matrix and concave part is formed at its top, Heating Cup 2 internal fixtion is provided with a heating U-tube 3, the concave part of Heating Cup 2 is provided with a sample cup 4, the base 1 of Heating Cup 2 side is fixedly connected with support 11, described support 11 top is installed with control panel 7, in control panel 7, side is installed with motor 9, the output terminal 20 of motor is fixed with to interior rotor 10 and the center-pole 5 that bottom is positioned at sample cup 4 from outer respectively, plummet 6 is installed with at the lower outside of center-pole 5, a temperature sensor 8 is provided with in sample cup 4, the signal output part of temperature sensor 8 is connected electrically on a signal input part of control panel 7, the signal output part of heating U-tube 3 is connected electrically on another signal input part of control panel 7.When Heating Cup 2 uses, Heating Cup 2 is inverted and comes, add heat-transfer oil 21, Heating Cup 2 bottom outer wall is sealed, pass through control panel 7 sending controling instruction again to the heating U-tube 3 in Heating Cup 2, heat after heating U-tube 3 is energized, heat is passed to the fluid sample 19 in sample cup 4 by heat-transfer oil 21.Heat-transfer oil 21 is prior art known technology, and it is as the medium of transferring heat, possesses non-conductive and it possesses high, the easy adjustment of heat transfer coefficient, easily changeable advantage.Heating U-tube 3 is fixedly connected on the bottom of Heating Cup 2, because of the sealing of Heating Cup 2 bottom outer wall, effectively can extend the life-span of heating U-tube 3.When heating U-tube 3 thermal power and exporting, heating U-tube 3 irons alloy for heating main body with nickel, and be imbedded in T4 copper tube center, surrounding is with magnesium oxide embedding as insulation, and surface is coated with the embedded heating of pure tin, has larger thermal power and exports.
according to actual needs, above-mentioned normal heating flow graph can be made further optimization and/or improvements:
as shown in Figure 1, this normal heating flow graph is provided with gauge tap 12, test duration button 13, rotary rpm button 14, temperature control burtons 15 on control panel 7.During use, gauge tap 12 is for the unlatching of control panel 7 power supply or closedown.When using normal heating rheometry, control panel 7 pre-sets test duration of fluid sample to be measured, rotary rpm and temperature parameter, this normal heating flow graph according to the parameter work that control panel 7 presets and current each running parameter be reflected to all in real time on control panel 7.
as shown in Figure 1, this normal heating flow graph is fixed with support bar 16 on base 1, the top of support bar 16 is fixedly connected on control panel 7, the lifting table 17 that can move up and down along support bar 16 is set with at the lower outside of support bar 16, be fixed with Connection Block 22 in the bottom of lifting table 17, Heating Cup 2 is on Connection Block 22.Support bar 16 plays the effect of supporting control panel 7, may be used for lifting table 17 simultaneously and slides up and down along it, thus regulates the height of Heating Cup 2.
as shown in Figure 1, lifting table 17 is provided with radial hole, is provided with the jackscrew that lifting table 17 can be withstood on support bar 16, is installed with handle 18 in the outer end of jackscrew at radial hole internal fixtion.By the degree of tightness of adjusting handle 18, make to loosen between lifting table 17 and support bar 16, can the height of manual adjustments lifting table 17.
as shown in Figure 1, this normal heating flow graph Connection Block 22 is provided with groove, and Heating Cup 2 is placed in groove.In the course of the work, Heating Cup 2 is placed in the groove on lifting table 17, Heating Cup 2 effectively can be prevented from landing lifting table 17, avoid the generation of accident.
as shown in Figure 1, this normal heating flow graph Heating Cup 2 comprises cup and steel ring, is installed with steel ring in the bottom of cup, and steel ring is installed with heating U-tube 3 by nut.
as shown in Figure 1, this normal heating flow graph temperature sensor 8 is thermoelectricity occasionally thermal probe.
above technical characteristic constitutes most preferred embodiment of the present invention, and it has stronger adaptability and best implementation result, can increase and decrease non-essential technical characteristic according to actual needs, meet the demand of different situations.
the use procedure of preferred embodiment: first, joins in sample cup 4 by fluid sample 19 to be measured, adds heat-transfer oil 21 in Heating Cup 2; Open the gauge tap 12 on control panel 7, pre-set test duration of fluid sample 19 to be measured, rotary rpm and temperature parameter respectively by the test duration button 13 on control panel 7, rotary rpm button 14, temperature control burtons 15, control panel 7 controls the parameter that its time controlled system, motor 9 and temperature sensor 8 start according to control panel 7 presets and starts working; Then, send instruction by control panel 7 and control heating U-tube 3 electrified regulation, heat is delivered to sample cup 4 by the heat-transfer oil 21 in Heating Cup 2, manually regulate the handle on radial hole 18 to control lifting table 17 to move on support bar, sample cup 4 is made to be in the different position of Heating Cup 2 to regulate the temperature of fluid sample 19, by temperature sensor 8, the temperature recording fluid sample 19 is reached display on control panel 7 again, observe the temperature whether reaching control panel 7 and preset, thus determine the heatproof degree of fluid sample 19; Finally, control panel 7 controls motor 9 and rotates, the rotor 10 be connected with the output terminal 20 of motor is driven to rotate, along with the rotation of rotor 10, fluid sample 19 enters in the whirlpool space that rotor 10 and plummet 6 formed, fluid sample 19 is followed rotor 10 and is constantly flowed, because the viscosity resistance of different fluid samples 19 is different, the working speed of different motors 9 is set eventually through control panel 7, experimental data organized in record more, then goes out the resistant to shearing viscosity number of sample specimens according to viscosity calculations formulae discovery preset in control panel 7.