CN106049232A - Vehicle-mounted asphalt heat exchange device for automatic protection after fluid leakage - Google Patents
Vehicle-mounted asphalt heat exchange device for automatic protection after fluid leakage Download PDFInfo
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- CN106049232A CN106049232A CN201610555248.3A CN201610555248A CN106049232A CN 106049232 A CN106049232 A CN 106049232A CN 201610555248 A CN201610555248 A CN 201610555248A CN 106049232 A CN106049232 A CN 106049232A
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- Prior art keywords
- fluid
- bobbin carriage
- spring
- pipeline section
- colophonium
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/08—Apparatus for transporting and heating or melting asphalt, bitumen, tar, or the like
Abstract
The invention provides a vehicle-mounted asphalt heat exchange device for automatic protection after fluid leakage. The heat exchange device comprises a first tubular box, a second tubular box and heating tubes, wherein the heating tubes are communicated with the first tubular box and the second tubular box and are arranged in the first tubular box, and one end of the second tubular box is connected with a fluid leakage protection device. When the heat exchange device produces leakage, a power supply is automatically turned off, the work of the electrical heating tubes is stopped, and an automatic protection function is achieved. The vehicle-mounted asphalt heat exchange device provides the novel oil leakage protection device, and the heating safety is further improved.
Description
Technical field
The present invention relates to a kind of vehicle-mounted heat-exchanger rig of novel Colophonium, be specifically related to the electricity of a kind of fluid leakage protection automatically
Heater.
Background technology
Colophonium is important road engineering material.Owing to user uses needs, Colophonium needs to transport user institute from the place of production
On ground, usual transportation range is farther out.After long distance transportation, Colophonium is condensed into solid-state, poor fluidity, it is impossible to unloading, needs
Heating makes it have certain mobility and just can unload.What domestic conventional Colophonium heating technique was commonly used is Colophonium
Built-in fire tube in tank, with diesel oil, heated by natural gas Colophonium, produces high-temperature flue gas by its burning, by heat-exchange device (fire
Pipe), Colophonium heated with low temperature realizes heat exchange and then completes heating process, and normally referred to as open firing or fire tube adds
Heat.This naked light directly heats that technology firing equipment is simple, processing ease, but heating is slow, amount of heat discharge with flue gas thus
Energy consumption is high, the thermal efficiency is low, and serious environment pollution simultaneously, operating process is along with certain danger.
Foreign railway asphalt truck generally uses steam mode of heating and Electric heating.Steam mode of heating is typically relatively
Running under low-pressure, system thermal efficiency of cycle is relatively low, generally at 30-40%.The electric-heating technology master that PHCo company of the U.S. uses
Radiant tube type to be, radiation conduit wiring circle or electric heating tube, the process that easily realizes automatically controls, pollution-free, and safety is good.Should
What technology was applied is limited in that asphalt heating temperature interval is-30 DEG C-140 DEG C, belongs to low-temperature space heat exchange, radiation heat transfer thermal effect
Rate is the lowest.
Additionally, existing heating technique, either use fuel oil flame mode of heating or Electric heating, its heat-exchanger rig
All cannot ensure heating process Colophonium internal temperature uniformity, part working medium is too high and produce aging due to temperature, affects it and makes
With, and heating process exists Fluid leakage problems, thus pollute Colophonium, easily produce danger, also affect heats.
Summary of the invention
The present invention is directed to existing asphalt truck unload the deficiency that heating technique exists, it is provided that a kind of Colophonium vehicle mounted electric heat exchange dress
Put.This device effectively avoids the danger that fluid leakage produces, have simultaneously heating rapidly, uniformity of temperature profile, power automatic
Control, safe and reliable function, be prevented effectively from Colophonium at heating process local overheating, it is ensured that the quality of Colophonium, improve and add
The thermal efficiency.
For achieving the above object, the present invention adopts the following technical scheme that
The vehicle-mounted heat-exchanger rig of Colophonium of a kind of fluid leakage protection automatically, including heat-exchanger rig, described heat-exchanger rig includes
First bobbin carriage, the second bobbin carriage and add heat pipe, add heat pipe and be connected with the first bobbin carriage and the second bobbin carriage, and electric heating tube is arranged on first
In bobbin carriage, one end of the second bobbin carriage connects fluid escape protection device, automatically cuts when heat-exchanger rig generation fluid leaks when
Power-off source, stops electric heating tube work, it is achieved automatic protection functions.
As preferably,
Described fluid escape protection device includes pipeline section, spring, piston, sheet metal, sliding key system and power controling machine structure,
Described piston is placed in pipeline section, and piston base is for adding hot fluid, and described upper piston area is spring, built-in at described pipeline section
There are sheet metal, described sheet metal to be laterally inserted in described spring, and one end of sheet metal is connected with sliding key system, described
Pipeline section on be additionally provided with slotted eye, the sliding pin of described sliding key system can move up and down along slotted eye；
When heat-exchanger rig normally works, reaching stress balance in fluid escape protection device, sheet metal passes through sliding pin system
System is connected with external power source controlling organization, switches on power, and electric heater starts；When fluid leakage operating mode, descent of piston, former power
Poised state changes, and spring is stretched, and sheet metal is descending, and sliding pin disconnects with power-supply system, and setting action power-off, electric heating tube stops
Only work, automatically forms fluid leakage power-off protection.
As preferably, described pipeline section includes the first pipeline section and the second pipeline section, and the first pipeline section is positioned at the top of the second pipeline section, bullet
Spring extends to the second pipeline section from the first pipeline section, and described sheet metal is arranged in the first pipeline section.
As preferably, described spring includes the first spring and the second spring, and described sheet metal is arranged on the first spring and
Between two springs and with the first spring and the second spring contact.
As preferably, described piston is placed in the second pipeline section, uses and seals the sealing of rubber circle.
As preferably, described pipeline section top uses bolt seal, and during installation, screwing bolts, spring is in compressive state
Power is transferred to built-in metal sheet, and descent of piston is to conduction oil liquid level so that it is reach stress balance.
As preferably, described in add heat pipe be floating coiled pipe, floating coiled pipe is one or more, and each floating coiled pipe includes
The tube bank of many circular arcs, the centrage of the tube bank of many circular arcs is concentrically ringed circular arc, the end connection of adjacent tube bank, from
And make the end of tube bank form tube bank free end.
As preferably, described concentric circular is the circle with the center of the first bobbin carriage as the center of circle, and the caliber of described first bobbin carriage is big
Caliber in the second bobbin carriage.
As preferably, the internal diameter of the first bobbin carriage is R1, and the internal diameter of the second bobbin carriage is R2, the centrage place of adjacent tube bank
The radius of circular arc is r1, r2, wherein r1 respectively > r2, the radius of the circular arc that distance the first bobbin carriage centrage is nearest is r, meets such as
Lower relation:
(r2-r)/(r1-r)=(R1/R2)a；Wherein a is coefficient, meets following condition:
1.5 < R1/R2≤1.8 ,-1.50≤a≤-1.32；
1.8 < R1/R2≤2.2 ,-1.32 < a≤-1.18；
2.2 < R1/R2≤2.5 ,-1.18 < a≤-0.95.
R2 is not equal to r.
As preferably, the quantity of tube bank is 3-5 root, preferably 4.
As preferably, described fluid is that oil conduct is preferred, and the tube bank of floating coiled pipe is elastic tube bundle.
As preferably, electric heating tube radially arranges with laminated form.
As preferably, the internal diameter of the first bobbin carriage is R1, and the internal diameter of the second bobbin carriage is R2, then 1.5 < R1/R2 < 2.5.
As preferably, described in add hot fluid be conduction oil.
As preferably, along with the center of distance the first bobbin carriage is the most remote, the distance between adjacent tube bank is more and more less.
As preferably, along with the increase of R1/R2, the numerical value of a constantly increases.
Present invention have the advantage that
1, the invention provides a new-type oil leakage protection device, improve the safety of heating further.
2, floating coiled pipe is applied to the heating of Colophonium by the present invention first, by arranging floating coiled pipe, adds hot fluid and is heated
After can produce volumetric expansion, induce floating coiled pipe 1 free end BC, B ' C ' produces vibration.
3, the present invention uses conduction oil as heat transfer medium, and when electric heater starts, electrical heating tube bank starts conduction oil
Conduction oil in bobbin carriage heats, and conduction oil can produce volumetric expansion, induction floating coiled pipe vibration after being heated, restrains free end
Colophonium around this vibration being transferred to during vibration, is possible to prevent Colophonium overtemperature coking, and Colophonium is heated and reaches to soften temperature
Start softening after degree and there is certain fluidity so that around fix-bitumen is constantly formed and subsides, and even comes off, the asphalt blocks come off
Mix with asphalt fluid, form the free convection closing space, to reach the purpose of uniform heated asphalt.
4, the present invention is by substantial amounts of test, optimizes the best relation of the parameter of floating coiled pipe, thus improves further
The efficiency of heating surface.
Accompanying drawing illustrates:
Fig. 1 is vehicular electric heater device schematic diagram.
Fig. 2 is oil leakage protection device schematic diagram.
Fig. 3 is the Section A-A view in Fig. 1.
Fig. 4 is the section B-B view in Fig. 1.
Fig. 5 is the scale diagrams of Fig. 4 structure.
In figure: 1, floating coiled pipe, the 2, first bobbin carriage, 3, control system, 4, pressure-temperature sensor, 5, air bleeding valve, 6, stream
Body ascending pipe, 7, communicating pipe, the 8, second bobbin carriage, 9, oil leakage protection device, 10, electrical heating tube bank, 11, bolt, 12 first pipeline sections,
13 first springs, 14 sheet metals, 15 second springs, 16 first flanges, 17 second pipeline sections, 18 pistons, 19 seal rubber circle, 20 fluids
Liquid level, 21 second flanges, 22 sliding key systems, 23 power control structures, 24 slotted eyes.
Detailed description of the invention
As shown in Figure 1, the vehicle-mounted heat-exchanger rig of Colophonium of a kind of fluid leakage protection automatically, including heat-exchanger rig, described
Heat-exchanger rig includes the first bobbin carriage the 2, second bobbin carriage 8 and floating coiled pipe 1, floating coiled pipe 1 and the first bobbin carriage 2 and the second bobbin carriage 8 phase
Connection, adds hot fluid and carries out closed circulation in the first bobbin carriage 2 and the second bobbin carriage 8 and floating coiled pipe, and electric heating tube 10 is arranged
In the first bobbin carriage 2.
Floating coiled pipe 1 is one group or many groups, and often group floating coiled pipe 1 includes the tube bank of many circular arcs, many circular arcs
The centrage of tube bank be concentrically ringed circular arc, the end connection of adjacent tube bank so that the end of coil pipe formed tube bank from
By holding, such as free end BC, B in Fig. 4 ' C ' holds.
As preferably, the described hot fluid that adds is conduction oil.
Traditional floating coiled pipe is all that the impact of the flowing utilizing fluid carries out vibrating scale removal effect and carries out augmentation of heat transfer, all
Being for forced-convection heat transfer, Colophonium is typically condensed into solid-state, poor fluidity, and Colophonium cannot be carried out forced-convection heat transfer flowing,
And floating coiled pipe is applied to the heating of Colophonium by the present invention first, by arranging floating coiled pipe, add and can produce after hot fluid is heated
Volumetric expansion, induces floating coiled pipe 1 free end BC, B ' C ' produces vibration；Colophonium around tube wall is heated after reaching softening temperature
Start softening and there is certain fluidity, restrain free end BC, B ' C ' during vibration, this vibration is transferred to around Colophonium
Fluid, Colophonium flowing after in tank Colophonium produce disturbance, in tank Colophonium gradually form free convection so that gradually soften become
Fluid, around fix-bitumen can constantly be formed and subside, comes off, and the asphalt blocks come off continue heated, to reach uniformly to heat drip
Blue or green purpose.
As preferably, between described first bobbin carriage 2 and the second bobbin carriage 8, it is communicated with pipe 7 UNICOM, described communicating pipe 7 and stream
Body ascending pipe 6 is connected, and fluid, by the injection device of pipe 6 top, injects after terminating, and top seals, it is preferred to use nut seals also
Screwing, top is provided with air bleeding valve 5.
As with preferably, described first bobbin carriage the 2, second bobbin carriage 8 and floating coiled pipe 1 are all circular tube structures.
As preferably, the tube bank of floating coiled pipe 1 is elastic tube bundle.
By the tube bank of floating coiled pipe 1 is arranged elastic tube bundle, the coefficient of heat transfer can be improved further.
As preferably, the tube bank of described floating coiled pipe 1 is to expand tube bank, and the coefficient of expansion is greater than equal to 17.2.
Restraining for expanding by arranging tube bank, the volume that can produce further with adding hot fluid heat effect is swollen
Swollen, thus increase, by the volumetric expansion of tube bank, the stream that tube bank Colophonium around produces owing to tube bank expands vibrations further
Dynamic property.
As preferably, described concentric circular is the circle with the center of the first bobbin carriage 2 as the center of circle.The i.e. tube bank of floating coiled pipe 1 is enclosed
Centrage around the first bobbin carriage 2 is arranged.
As shown in Figure 4, tube bank is not a complete circle, but reserves an oral area, thus forms the free end of tube bank.
The angle at the circular arc place of described oral area is 65-85 degree, i.e. Fig. 5 angle b and c sum are 65-85 degree.
As preferably, the caliber of described first bobbin carriage 2 is more than the caliber of the second bobbin carriage 8.
By above-mentioned setting, can augmentation of heat transfer further, improve the heat exchange efficiency of 8-15%.
As preferably, the internal diameter of the first bobbin carriage is R1, and the internal diameter of the second bobbin carriage is R2, then 1.5 < R1/R2 < 2.5.
It is preferably provided with by above-mentioned, it is possible to make heat exchange efficiency reach optimal.
As preferably, along with the center of distance the first bobbin carriage 2 is the most remote, the distance between adjacent tube bank is more and more less.
As preferably, the amplitude that distance between adjacent tube bank is the least constantly increases.
It is preferably provided with by above-mentioned, heat exchange efficiency can be improved further, increase the uniformity of heating.Sent out by experiment
Existing, the heat exchange efficiency of 9-12% can be improved by above-mentioned setting.
As preferably, along with the center of distance the first bobbin carriage 2 is the most remote, the diameter of tube bank is increasing.
As preferably, the amplitude that the diameter of tube bank is increasing constantly increases.
It is preferably provided with by above-mentioned, heat exchange efficiency can be improved further, increase the uniformity of heating.Sent out by experiment
Existing, by above-mentioned arrange can improve about 10% heat exchange efficiency.
In experiments it is found that, the distance relation between first bobbin carriage the 2, second bobbin carriage 8 and tube bank can be to the efficiency of heating surface
And uniformity produces impact.If the spacing of tube bank is excessive, then the efficiency of heating surface is the poorest, and the distance between tube bank is the least, then
Tube bank distribution is the closeest, also can affect the efficiency of heating surface, and between the size of the caliber of first bobbin carriage the 2, second bobbin carriage 8 and tube bank
Distance has certain relation.
The present invention is the optimal size relationship summed up by the test data of multiple various sizes of heat exchangers.From changing
Heat exchange amount maximum in thermal effect is set out, and calculates nearly 200 kinds of forms.Described size relationship is as follows:
The internal diameter of the first bobbin carriage is R1, and the internal diameter of the second bobbin carriage is R2, the half of the circular arc at the centrage place of adjacent tube bank
Footpath is r1, r2 (as an embodiment, tube bank B, C or C in Fig. 4, the radius of the circular arc at D place) respectively, wherein r1 >
R2, the radius of the tube bank centrage place circular arc that distance the first bobbin carriage centrage is nearest is that r is (as an embodiment, in Fig. 4
The radius of circular arc at tube bank A place), under conditions of ensureing that the efficiency of heating surface is the highest, meet following relation:
(r2-r)/(r1-r)=(R1/R2)a；Wherein a is coefficient, meets following condition:
1.5 < R1/R2≤1.8 ,-1.50≤a≤-1.32；
1.8 < R1/R2≤2.2 ,-1.32 < a≤-1.18；
2.2 < R1/R2≤2.5 ,-1.18 < a≤-0.95.
R2 is not equal to r.
As preferably, the quantity of tube bank is 3-5 root, preferably 3 or 4.
As preferably, r/R2 is 0.5-0.8 times of R2/R1, preferably 0.72 times.
As preferably, along with the increase of R1/R2, the numerical value of a constantly increases.
70mm<R1<90mm；30mm<R2<50mm；
150mm<r<180mm；
The distance of the first bobbin carriage 2 and the second bobbin carriage 8 centrage is 220-270mm；
The radius of tube bank is preferably 10-25mm；
As preferably, the tube bank that the circular arc at the tube bank centrage place that distance the first bobbin carriage centrage is nearest is adjacent
Distance (restraining the distance between center of arc's line at A and B place in such as Fig. 4) between the circular arc at centrage place is two
1.1-2.0 times of tube bank mean outside diameter (outer dia), preferably 1.2-1.7 times, preferably 1.3-1.5 times.
The weighted mean of two pipe diameters of average out to of the diameter of two tube banks.
As preferably, if (R1/R2)aLess than 0.5, then (R1/R2)aValue is 0.5.
As preferably, the tube bank end part aligning in the same side, in approximately the same plane, the extended line of end (or end
The plane at place) through the center line of the first bobbin carriage 2, as shown in Figure 5.
As it is shown on figure 3, electrical heating tube bank 10 radially arranges with laminated form.
By above-mentioned setting, it is ensured that homogeneous heating, improve the efficiency of heating surface further.
Colophonium vehicle mounted electric heat-exchanger rig of the present invention, as shown in Figure 4, described first bobbin carriage 2 is connected with floating coiled pipe A end
Logical；Second bobbin carriage 8 is connected with floating coiled pipe D end.
As preferably, as it is shown in figure 1, the first bobbin carriage 2 top is provided with control system 3, described control system includes temperature
Controlling device and power interface, power interface is connected with built-in electric heater 10, and temperature control equipment is used for monitoring heat conduction in real time
The temperature of oil, and it is provided with the temperature collecting device outside the connection of temperature acquisition connection outlet, it is automatically adjusted according to setting program and adds
Hot device power.
Described second bobbin carriage 8 top connects oil leakage protection device (seeing Fig. 2), is connected with power supply, liquid level is braked
Automatically control.
It is communicated with pipe 7 UNICOM between described first bobbin carriage 2 and the second bobbin carriage 8, is connected with oil fuel tube 6 described communicating pipe 7,
Conduction oil is by the injection device of oil fuel tube 6 top, and after oiling terminates, top uses nut to seal and screw, and top is provided with aerofluxus
Valve 5.
As preferably, as shown in Figure 4, the first end and first bobbin carriage 2 of the inner side tube bank of floating coiled pipe 1 connect, the second end
Connecting with adjacent tube bank one end, outside, one end of the outermost tube bank of floating coiled pipe 1 is connected with the second bobbin carriage 8, adjacent pipe
The end connection of bundle, thus form the structure of a series connection.
The plane at the first end place with the angle c of the plane formation at the first bobbin carriage 2 and the second bobbin carriage 8 centrage place is
40-50 degree.
The plane at the second end place with the angle b of the plane formation at the first bobbin carriage 2 and the second bobbin carriage 8 centrage place is
25-35 degree.
Design by above-mentioned preferred angle so that the vibration of free end reaches optimal, so that the efficiency of heating surface reaches
To optimum.
As shown in Figure 4, the tube bank of floating coiled pipe is 4, restrains A, B, C, D UNICOM.Certainly, it is not limited to four, permissible
Being arranged as required to multiple, concrete attachment structure is identical with Fig. 4.
Described floating coiled pipe 1 is multiple, and multiple floating coiled pipes 1 independently connect the first bobbin carriage 2 and the second bobbin carriage 8, i.e.
Multiple floating coiled pipes 1 are parallel-connection structure.
When electric heater starts, electric heating tube starts to heat the conduction oil in the first bobbin carriage 2, after conduction oil is heated
Can produce volumetric expansion, induce floating coiled pipe free end B, C, B ', C ' produce vibration；Colophonium around tube wall is heated and reaches to soften
Start softening after temperature and there is certain fluidity, restrain free end B, C, B ', this vibration is transferred to during vibration by C '
Asphalt fluid around, produces disturbance to Colophonium in tank after Colophonium flowing, and in tank, Colophonium gradually forms free convection and then gradually
Softening and become fluid, around fix-bitumen can constantly be formed and subside, comes off, and the asphalt blocks come off continue heated, to reach equal
The purpose of even heated asphalt.
It is a further object to provide a kind of fluid escape protection device.It is illustrated in figure 2 fluid leak protection
Device, can automatically cut off power supply when fluid leakage accident occurs, and stops electric heater work, it is achieved automatic protection functions.Under
The embodiment detailed description that face combines above has body escape protection device.
The vehicle-mounted heat-exchanger rig of Colophonium of a kind of fluid leakage protection automatically, including heat-exchanger rig, described heat-exchanger rig includes
First bobbin carriage the 2, second bobbin carriage 8 and add heat pipe, adds heat pipe and is connected with the first bobbin carriage 2 and the second bobbin carriage 8, and electric heating tube 10 is arranged
In the first bobbin carriage 2, one end of the second bobbin carriage 8 connects fluid escape protection device (seeing Fig. 2), when heat-exchanger rig generation fluid
Automatically cut off power supply when of leakage, stop electric heating tube work, it is achieved automatic protection functions.
Described fluid escape protection device includes pipeline section, spring, piston 18, sheet metal 14, sliding key system 22 and power supply control
Mechanism 23 processed, piston 18 is placed in pipeline section, and for adding hot fluid bottom piston 18, piston 18 top is spring, pipeline section built-in metal
Sheet 14, sheet metal 14 connects spring, and sheet metal 14 is connected with sliding key system 22, and pipeline section is provided with slotted eye 24, and sliding pin can be along slotted eye 24
Lower movement；
When reaching stress balance position, sheet metal 14 is connected with external power source controlling organization 23 by sliding key system 22, connects
Energising source, electric heating tube 10 starts；When fluid leakage operating mode, descent of piston, former dynamic balance state changes, and spring is stretched,
Sheet metal is descending, and sliding pin 22 disconnects with power-supply system, and setting action power-off, electric heating tube 10 quits work, and automatically forms fluid
Leakage power-off protection.
As preferably, described pipeline section includes the first pipeline section 12 and the second pipeline section 17, and the first pipeline section 12 is positioned at the second pipeline section 17
Top, spring extends to the second pipeline section 17 from the first pipeline section 12, and described sheet metal 14 is arranged in the first pipeline section 12.
By arranging two pipeline sections, the replacement of parts damages can be simultaneously facilitated so that safeguarding.
As preferably, described spring includes the first spring 13 and the second spring 15, and described sheet metal 14 is arranged on the first bullet
Between spring 13 and the second spring 15 and connect the first spring 13 and the second spring 15.
By arranging two sections of springs and sheet metal 14 being arranged between two sections of springs, so that one section of spring generation bullet
Property decline after, keep the properly functioning of whole fluid escape protection device, increase the service life.
As preferably, piston 18 is placed in the second pipeline section 17, as preferably, uses sealing rubber circle 19 to seal.
As preferably, pipeline section top uses bolt 11 to seal, and during installation, screwing bolts 11, spring is in compressive state will
Power is transferred to built-in metal sheet 14, and piston 11 comes downwards to conduction oil liquid level so that it is reach stress balance.
As preferably, the coefficient of elasticity of described first spring 13 is more than the second spring 15, as preferably, the first spring 13
Coefficient of elasticity is 1.3-1.5 times of the second spring 15.
As preferably, when reaching stress balance position, the length of the first spring is 0.8-0.9 times of the second its length.
It is found through experiments, by the setting of above-mentioned spring, so that the degree of accuracy of fluid escape protection device carries
High by about 10%.
It is that Fig. 2 is described in detail by oil to add hot fluid below.
Described oil leakage protection device is by first pipeline section the 12, second pipeline section the 17, first spring the 13, second spring the 15, first method
Blue 16, second flange 21, piston 18, bolt 11, sheet metal 14 and sliding key system 22, power control structure 23 form.Protection dress
Putting and be connected by the second flange 21 with the second bobbin carriage 8, piston 18 is placed in the second pipeline section 17, uses sealing rubber circle 19 to seal, lives
For adding hot fluid bottom plug 18, preferably conduction oil, piston 18 top is the second spring 15.First pipeline section 12 and the second pipeline section 17 lead to
Crossing the first flange 16 to be connected, the first pipeline section 12 top uses bolt 11 to seal, the first pipeline section 12 built-in metal sheet 14, sheet metal 14
Top is the first spring 13, and bottom is the second spring 15.During installation, screwing bolts 11, the first spring 13 is in compressive state will
Power is transferred to built-in metal sheet 14, and then makes the second spring 15 compress, and piston 18 comes downwards to conduction oil liquid level so that it is reach stress
Balance.First spring 13 second spring 15 is in impaction state.Built-in metal sheet 14 is connected with sliding key system 22, and the two is preferably spiral shell
Stricture of vagina connects, and the first pipeline section 12 is provided with slotted eye, and sliding pin 22 can move up and down.When reaching stress balance position, sheet metal 14 is by sliding
Pin system is connected with external power source controlling organization 23, switches on power, and electric heater starts.When conduction oil reveals operating mode, piston
18 is descending, and former dynamic balance state changes, and the second spring 15 is stretched, and sheet metal 14 is descending, and sliding pin disconnects with power-supply system, sets
Action power-off, electric heater quits work, and automatically forms leakage of oil power-off protection.
Third object of the present invention be to provide one can only temperature controlled heat-exchanger rig, below in conjunction with enforcement above
Example describes in detail has body escape protection device.
The vehicle-mounted heat-exchanger rig of Colophonium of a kind of fluid leakage protection automatically, described heat-exchanger rig includes the first bobbin carriage 2, second
Bobbin carriage 8 and add heat pipe, adds heat pipe and is connected with the first bobbin carriage 2 and the second bobbin carriage 8, and electric heating tube 10 is arranged in the first bobbin carriage 2,
Described heat-exchanger rig also includes that control system, described control system include temperature control equipment, temperature sensor and power interface,
Described temperature sensor adds the temperature of hot fluid for measuring, and power interface is connected with electric heating tube 10, temperature control equipment root
Power according to the temperature automatic adjustment electric heating tube 10 adding hot fluid of detection.
As being preferable over, in described temperature sensor measurement the first bobbin carriage 2, add the temperature of hot fluid.
As preferably, when the temperature adding hot fluid measured is less than the first temperature, electric heating tube starts heating, and with the
One power heats；When the temperature adding hot fluid measured is less than lower than the first temperature the second temperature, electric heating tube with
Heat higher than the second power of the first power；When the temperature adding hot fluid measured is less than threeth temperature lower than the second temperature
When spending, electric heating tube heats with the 3rd power higher than the second power；When the temperature adding hot fluid measured is less than ratio the
During low four temperature of three temperature, electric heating tube heats with the 4th power higher than the 3rd power；Hot-fluid is added when measure
When the temperature of body is less than five temperature lower than the 4th temperature, electric heating tube adds with the 5th power higher than the 4th power
Heat.
As preferably, in described temperature sensor measurement the second bobbin carriage 8, add the temperature of hot fluid.
As preferably, in described temperature sensor measurement the first bobbin carriage 2 and the second bobbin carriage 8, add the temperature of hot fluid, and root
The power of electric heating tube is automatically controlled according to the meansigma methods of the temperature measured.So can improve the accuracy of detection.
As preferably, temperature sensor is multiple, is distributed in the diverse location of heat-exchanger rig, by measuring diverse location
Temperature averages is controlled.
As preferably, electric heating tube 10 is many, radially arranges with laminated form with the first bobbin carriage for the center of circle.
As preferably, the distance in the distance center of circle is the most remote, and the power of electric heating tube 10 is the biggest.It is found by experiment that, by upper
State and the heat exchange efficiency that can improve about 10% be set, and make that Colophonium heats more uniform.
As preferably, the distance in the distance center of circle is the most remote, and the amplitude that the power of electric heating tube 10 increases is the biggest.Sent out by test
Existing, by above-mentioned arrange can improve about 5% heat exchange efficiency.
For there is no the content described, identical with embodiment above.
Sliding key system recited above and power controling machine structure all use existing structure, do not carry out repeating.
Although the present invention discloses as above with preferred embodiment, but the present invention is not limited to this.Any art technology
Personnel, without departing from the spirit and scope of the present invention, all can make various changes or modifications, and therefore protection scope of the present invention should
When being as the criterion with claim limited range.
Claims (10)
1. the vehicle-mounted heat-exchanger rig of Colophonium of fluid leakage automatically protection, including heat-exchanger rig, described heat-exchanger rig includes the
One bobbin carriage, the second bobbin carriage and add heat pipe, add heat pipe and be connected with the first bobbin carriage and the second bobbin carriage, it is characterised in that described
Being provided with electric heating tube in first bobbin carriage, one end of the second described bobbin carriage connects fluid escape protection device, works as heat-exchanger rig
Occur to automatically cut off power supply when of fluid leakage, stop electric heating tube work, it is achieved automatic protection functions.
The vehicle-mounted heat-exchanger rig of Colophonium of a kind of fluid the most as claimed in claim 1 leakage protection automatically, it is characterised in that described
Fluid escape protection device includes pipeline section, spring, piston, sheet metal, sliding key system and power controling machine structure, and described piston is put
In pipeline section, piston base is for adding hot fluid, and described upper piston area is spring, is built-in with sheet metal at described pipeline section, institute
The sheet metal stated laterally is inserted in described spring, and one end of sheet metal is connected with sliding key system, on described pipeline section also
Being provided with slotted eye, the sliding pin of described sliding key system can move up and down along slotted eye；
When heat-exchanger rig normally works, in fluid escape protection device, reach stress balance, sheet metal by sliding key system with
External power source controlling organization is connected, and switches on power, and electric heater starts；When fluid leakage operating mode, descent of piston, former dynamic balance
State changes, and spring is stretched, and sheet metal is descending, and sliding pin disconnects with power-supply system, setting action power-off, and electric heating tube stops work
Make, automatically form fluid leakage power-off protection.
The vehicle-mounted heat-exchanger rig of Colophonium of a kind of fluid the most as claimed in claim 2 leakage protection automatically, it is characterised in that described
Pipeline section includes the first pipeline section and the second pipeline section, and the first pipeline section is positioned at the top of the second pipeline section, and spring extends to from the first pipeline section
Two pipeline sections, described sheet metal is arranged in the first pipeline section.
The vehicle-mounted heat-exchanger rig of Colophonium of a kind of fluid the most as claimed in claim 2 leakage protection automatically, it is characterised in that described
Spring includes the first spring and the second spring, described sheet metal be arranged between the first spring and the second spring and with the first spring
With the second spring contact.
The vehicle-mounted heat-exchanger rig of Colophonium of a kind of fluid the most as claimed in claim 3 leakage protection automatically, it is characterised in that described
Piston be placed in the second pipeline section, use seal rubber circle seal.
The vehicle-mounted heat-exchanger rig of Colophonium of a kind of fluid the most as claimed in claim 2 leakage protection automatically, it is characterised in that described
Pipeline section top use bolt seal, during installation, screwing bolts, spring is in compressive state and power is transferred to built-in metal sheet,
Descent of piston is to conduction oil liquid level so that it is reach stress balance.
The vehicle-mounted heat-exchanger rig of Colophonium of a kind of fluid the most as claimed in claim 1 leakage protection automatically, it is characterised in that described
Adding heat pipe is floating coiled pipe, and floating coiled pipe is one or more, and each floating coiled pipe includes the tube bank of many circular arcs, many
The centrage of the tube bank of circular arc is concentrically ringed circular arc, and the end connection of adjacent tube bank, so that the end of tube bank is formed
Tube bank free end.
The vehicle-mounted heat-exchanger rig of Colophonium of a kind of fluid the most as claimed in claim 7 leakage protection automatically, it is characterised in that described
Concentric circular is the circle with the center of the first bobbin carriage as the center of circle, and the caliber of described first bobbin carriage is more than the caliber of the second bobbin carriage.
The vehicle-mounted heat-exchanger rig of Colophonium of a kind of fluid the most as claimed in claim 8 leakage protection automatically, it is characterised in that described
The internal diameter of the first bobbin carriage be R1, the internal diameter of the second bobbin carriage is R2, and the radius of the circular arc at the centrage place of adjacent tube bank is respectively
It is r1, r2, wherein r1 > r2, the radius of the circular arc that distance the first bobbin carriage centrage is nearest is r, meets following relation:
(r2-r)/(r1-r)=(R1/R2)a；Wherein a is coefficient, meets following condition:
1.5 < R1/R2≤1.8 ,-1.50≤a≤-1.32；
1.8 < R1/R2≤2.2 ,-1.32 < a≤-1.18；
2.2 < R1/R2≤2.5 ,-1.18 < a≤-0.95.
The vehicle-mounted heat-exchanger rig of Colophonium of a kind of fluid the most as claimed in claim 1 leakage protection automatically, it is characterised in that institute
Stating fluid is oil.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610555248.3A CN106049232B (en) | 2016-07-14 | 2016-07-14 | Vehicle-mounted asphalt heat exchange device for automatic protection after fluid leakage |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610555248.3A CN106049232B (en) | 2016-07-14 | 2016-07-14 | Vehicle-mounted asphalt heat exchange device for automatic protection after fluid leakage |
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| CN106049232B CN106049232B (en) | 2017-05-24 |
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|---|---|
| CN106049232B (en) | 2017-05-24 |
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