CN209738076U - A energy-conserving conveying system of pitch for pitch coiled material production - Google Patents
A energy-conserving conveying system of pitch for pitch coiled material production Download PDFInfo
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- CN209738076U CN209738076U CN201822271148.5U CN201822271148U CN209738076U CN 209738076 U CN209738076 U CN 209738076U CN 201822271148 U CN201822271148 U CN 201822271148U CN 209738076 U CN209738076 U CN 209738076U
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Abstract
The utility model relates to the technical field of asphalt conveying equipment, in particular to an asphalt energy-saving conveying system for asphalt coiled material production; comprises a low-temperature asphalt transfer tank and a heat exchange tank, and a temperature regulating tank arranged below the low-temperature asphalt transfer tank is arranged between the low-temperature asphalt transfer tank and the heat exchange tank; the temperature regulating tank is provided with a temperature regulating asphalt input port which is vertically arranged corresponding to the asphalt outlet of the low-temperature asphalt transfer tank, and a gravity vertical pipe is communicated between the asphalt outlet of the low-temperature asphalt transfer tank and the temperature regulating asphalt input port; a temperature adjusting compensation device is arranged in the temperature adjusting tank; the utility model provides a pair of an energy-conserving conveying system of pitch for pitch coiled material production can lead oily temperature with the low temperature and need maintain about 80 ℃, greatly reduced the energy consumption, reduce the thermal radiation damage.
Description
Technical Field
The utility model belongs to the technical field of pitch conveying equipment technique and specifically relates to an energy-conserving conveying system of pitch for pitch coiled material production is related to.
Background
In the existing asphalt coiled material production process, in order to ensure that asphalt has sufficient fluidity in the heating process, namely the asphalt temperature needs to be maintained at about 100 ℃, the fluidity of the asphalt can be ensured, and the whole asphalt coiled material production process can be ensured to be completed, so that the asphalt must be continuously heated by using heat conduction oil.
the asphalt storage system of the existing factory comprises a low-temperature asphalt storage tank, a low-temperature asphalt transfer tank, a heat exchanger, a high-temperature asphalt batching tank and a high-temperature asphalt storage tank which are sequentially communicated, wherein the heat of the low-temperature asphalt storage tank and the low-temperature asphalt transfer tank is supplied by low-temperature heat conduction oil, the asphalt temperature in the low-temperature asphalt storage tank 1 and the asphalt temperature in the low-temperature asphalt transfer tank 2 need to be maintained at 100 ℃ to ensure that the asphalt has enough fluidity, meanwhile, the heat exchanger is also needed to be arranged in the low-temperature asphalt transfer tank and the high-temperature asphalt batching tank to carry out secondary heating on the asphalt output from the low-temperature asphalt transfer tank 2 so as to ensure the efficient conveying of the asphalt, the heat conduction oil which needs to heat the asphalt needs to be maintained at a very high temperature, generally, the temperature of the low-temperature heat conduction oil needs to be maintained at.
Moreover, when the asphalt in the high-temperature asphalt batching tank is blended and then conveyed to the high-temperature asphalt storage tank, the asphalt temperature is about 180 ℃, the asphalt cannot be directly used for producing asphalt coiled materials, the asphalt in the high-temperature asphalt storage tank is cooled to about 120 ℃ according to the process requirements of the asphalt coiled materials, the asphalt can be used for producing the asphalt coiled materials, and the cooling time can reach more than 6 hours. In order to improve the production efficiency of asphalt coiled materials, a large amount of energy is often consumed to cool asphalt in a high-temperature asphalt storage tank to about 120 ℃, a large amount of energy is often consumed in the cooling process, and meanwhile, heat in the high-temperature asphalt storage tank cannot be collected, so that heat energy is lost.
Secondly, in order to reduce the cost, asphalt coiled material manufacturers often purchase a large amount of asphalt at one time to store in a 7000m3 low-temperature asphalt storage tank, when the asphalt in a 1200m3 low-temperature asphalt transfer tank is used up, the asphalt is extracted from the 7000m3 low-temperature asphalt storage tank to enter a 1200m3 low-temperature asphalt transfer tank, so as to ensure the normal operation of production, before the asphalt is extracted from the 7000m3 low-temperature asphalt storage tank, a low-temperature heat conduction oil heating device is required to heat the whole asphalt in the low-temperature asphalt storage tank to more than 100 ℃, the asphalt can ensure sufficient fluidity, and after the extraction is completed, the heated asphalt in the 7000m3 low-temperature asphalt storage tank can only be naturally dissipated by temperature, so that a large amount of energy is wasted.
therefore, to the above problem the utility model discloses the urgent need provides an energy-conserving conveying system of pitch for pitch coiled material production.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an energy-saving asphalt conveying system for asphalt coiled material production, which is characterized in that a temperature adjusting tank arranged below a low-temperature asphalt transfer tank is arranged between the low-temperature asphalt transfer tank and a heat exchange tank; the temperature regulating tank is provided with a temperature regulating asphalt input port which is vertically arranged corresponding to the asphalt outlet of the low-temperature asphalt transfer tank, and a gravity vertical pipe is communicated between the asphalt outlet of the low-temperature asphalt transfer tank and the temperature regulating asphalt input port; the design of installing temperature regulation compensation arrangement in the temperature regulation jar is in order to solve the temperature of the low temperature heat conduction oil that exists among the prior art and need maintain about 180 ℃, and energy consumption is high, and the big technical problem of thermal radiation damage.
The utility model provides an energy-saving asphalt conveying system for asphalt coiled material production, which comprises a low-temperature asphalt storage tank, a low-temperature asphalt transfer tank, a heat exchange tank, a high-temperature asphalt batching tank and a high-temperature asphalt storage tank which are sequentially communicated; the device also comprises a high-temperature heat conduction oil supply tank and a low-temperature heat conduction oil supply tank; the low-temperature asphalt storage tank, the low-temperature asphalt transfer tank, the heat exchange tank and the high-temperature asphalt batching tank are all provided with heat exchange coil pipes; the heat exchange coil in the low-temperature asphalt storage tank and the heat exchange coil in the low-temperature asphalt transfer tank are both communicated with a low-temperature heat conducting oil supply device; the heat exchange coil in the heat exchange tank and the heat exchange coil in the high-temperature asphalt batching tank are both communicated with a high-temperature heat conducting oil supply device;
Wherein a temperature adjusting tank arranged below the low-temperature asphalt transfer tank is arranged between the low-temperature asphalt transfer tank and the heat exchange tank; the temperature regulating tank is provided with a temperature regulating asphalt input port which is vertically arranged corresponding to the asphalt outlet of the low-temperature asphalt transfer tank, and a gravity vertical pipe is communicated between the asphalt outlet of the low-temperature asphalt transfer tank and the temperature regulating asphalt input port; and a temperature adjusting compensation device is arranged in the temperature adjusting tank.
Furthermore, the temperature regulation compensation device comprises a heat exchange coil pipe, an oil inlet and an oil outlet (102) are both communicated with circulating pipes, the oil inlet is also respectively communicated with a high-temperature heat conduction oil input pipe and a low-temperature heat conduction oil input pipe, the oil outlet is also respectively communicated with a high-temperature heat conduction oil output pipe and a low-temperature heat conduction oil output pipe, and the circulating pipes are provided with circulating pumps and circulating pipe switch valves; the high-temperature heat conduction oil input pipe is communicated with a high-temperature heat conduction oil input pump and a high-temperature heat conduction oil input switch valve; the low-temperature heat conduction oil input pipe is communicated with a low-temperature heat conduction oil input pump and a low-temperature heat conduction oil input switch valve; the high-temperature heat conduction oil output pipe is communicated with a high-temperature heat conduction oil output switch valve; the low-temperature heat conduction oil output pipe is communicated with a low-temperature heat conduction oil output switch valve; the oil inlet of the high-temperature heat conduction oil input pipe and the oil outlet of the high-temperature heat conduction oil output pipe are communicated with a high-temperature heat conduction oil supply device; the oil inlet of the low-temperature heat conduction oil input pipe and the oil outlet of the low-temperature heat conduction oil output pipe are communicated with a low-temperature heat conduction oil supply device.
Further, a temperature adjusting and compensating device is installed in the high-temperature asphalt storage tank.
Further, a temperature adjusting compensation device is installed in the low-temperature asphalt storage tank.
Further, a temperature adjusting compensation device is installed in the heat exchange tank.
Furthermore, the high-temperature heat conduction oil supply device comprises a high-temperature heat conduction oil supply tank, an oil inlet of the high-temperature heat conduction oil supply tank is communicated with an oil outlet of the heat conduction oil heating furnace, and an oil outlet of the high-temperature heat conduction oil supply tank is communicated with an oil return port of the heat conduction oil heating furnace; the low-temperature heat conduction oil supply device comprises a low-temperature heat conduction oil supply tank, an oil inlet of the low-temperature heat conduction oil supply tank is communicated with an oil outlet of the high-temperature heat conduction oil supply tank, and an oil outlet of the low-temperature heat conduction oil supply tank is communicated with an oil return port of the high-temperature heat conduction oil supply tank.
furthermore, a low-temperature heat conduction oil delivery pump is arranged on a pipeline for communicating the heat exchange coil in the low-temperature asphalt transfer tank with the low-temperature heat conduction oil supply tank; and a high-temperature heat conduction oil delivery pump is arranged on a pipeline for communicating the heat exchange coil in the high-temperature asphalt batching tank with the high-temperature heat conduction oil supply tank.
Further, a first asphalt conveying pump is arranged on a first asphalt conveying pipeline communicated with the low-temperature asphalt storage tank and the low-temperature asphalt transfer tank; a second asphalt conveying pump is arranged on a second asphalt conveying pipeline communicated with the temperature adjusting tank and the heat exchange tank; a third asphalt conveying pipeline communicated between the heat exchange tank and the high-temperature asphalt batching tank is provided with a third asphalt conveying pump; and a fourth asphalt conveying pump is arranged on a fourth asphalt conveying pipeline communicated with the high-temperature asphalt batching tank and the high-temperature asphalt storage tank.
Further, the volume of the low-temperature asphalt storage tank is 7000m3-8000m 3; the volume of the low-temperature asphalt transfer tank is 1200m3-1300m 3; the volume of the tempering tank was 10m 3.
The system further comprises a first temperature detector, a second temperature detector, a third temperature detector, a fourth temperature detector, a fifth temperature detector and a sixth temperature detector which are respectively arranged in the low-temperature asphalt storage tank, the low-temperature asphalt transfer tank, the temperature adjusting tank, the heat exchange tank, the high-temperature asphalt batching tank and the high-temperature asphalt storage tank; the first temperature display, the second temperature display, the third temperature display, the fourth temperature display and the fifth temperature display are respectively arranged outside the low-temperature asphalt storage tank, the low-temperature asphalt transfer tank, the temperature adjusting tank, the heat exchange tank, the high-temperature asphalt batching tank and the high-temperature asphalt storage tank and respectively correspond to the first temperature detector, the second temperature detector, the third temperature detector, the fourth temperature detector, the fifth temperature detector and the sixth temperature detector one by one; the first temperature detector is electrically connected with the first temperature display; the second temperature detector is electrically connected with the second temperature display; the third temperature detector is electrically connected with the third temperature display; the fourth temperature detector is electrically connected with the fourth temperature display; the fifth temperature detector is electrically connected with the fifth temperature display; and the sixth temperature detector is electrically connected with the sixth temperature display.
The utility model provides a pair of an energy-conserving conveying system of pitch for pitch coiled material production compares with prior art and has following progress:
1. The utility model provides an energy-saving asphalt conveying system for asphalt coiled material production, which is characterized in that a temperature adjusting tank is arranged below a low-temperature asphalt transfer tank through the space between the low-temperature asphalt transfer tank and a heat exchange tank; the temperature adjusting tank is provided with a temperature adjusting asphalt input port which is vertically corresponding to an asphalt outlet of the low-temperature asphalt transfer tank, and a gravity vertical pipe is communicated between the asphalt outlet of the low-temperature asphalt transfer tank and the temperature adjusting asphalt input port, so that asphalt in the low-temperature asphalt transfer tank enters the temperature adjusting tank and can enter the temperature adjusting tank under the action of gravity without pumping, and thus, the flow temperature required by the asphalt in the low-temperature asphalt transfer tank can be reduced, the flow temperature of the existing low-temperature asphalt transfer tank is 100 ℃, so that the temperature of heat conducting oil is required to be about 180 ℃, through the design of the temperature adjusting tank, the heat quantity in the low-temperature asphalt transfer tank can be transferred and the flow state of the asphalt can be ensured, and when the temperature of the asphalt is ensured to be 60 ℃, the asphalt can flow into the temperature adjusting tank, so that the heat quantity requirement on the low; according to kirchhoff's law, the thermal radiation capacity of an object has a relation with the fourth power of the absolute temperature (T) of the object, namely, the higher the temperature of the object is, the greater the proportion of energy occupied by thermal radiation loss is; therefore, the energy consumption can be high and the heat radiation damage can be greatly reduced.
2. The utility model provides an energy-saving asphalt conveying system for asphalt coiled material production, which is characterized in that a temperature adjusting compensation device is arranged in a temperature adjusting tank; the temperature regulation compensation device comprises a heat exchange coil pipe, an oil inlet and an oil outlet are both communicated with circulating pipes, the oil inlet is also respectively communicated with a high-temperature heat conduction oil input pipe and a low-temperature heat conduction oil input pipe, the oil outlet is also respectively communicated with a high-temperature heat conduction oil output pipe and a low-temperature heat conduction oil output pipe, and the circulating pipes are provided with circulating pumps and circulating pipe switch valves; the high-temperature heat conduction oil input pipe is communicated with a high-temperature heat conduction oil input pump and a high-temperature heat conduction oil input switch valve; the low-temperature heat conduction oil input pipe is communicated with a low-temperature heat conduction oil input pump and a low-temperature heat conduction oil input switch valve; the high-temperature heat conduction oil output pipe is communicated with a high-temperature heat conduction oil output switch valve; the low-temperature heat conduction oil output pipe is communicated with a low-temperature heat conduction oil output switch valve; the oil inlet of the high-temperature heat conduction oil input pipe and the oil outlet of the high-temperature heat conduction oil output pipe are communicated with a high-temperature heat conduction oil supply device; the design that the oil inlet of the low-temperature heat conduction oil input pipe and the oil outlet of the low-temperature heat conduction oil output pipe are communicated with the low-temperature heat conduction oil supply device can effectively ensure the conveying of asphalt while reducing the temperature of the asphalt in the low-temperature asphalt transfer tank, when the asphalt in the low-temperature asphalt transfer tank enters the temperature adjusting tank, the high-temperature heat conduction oil input pump, the high-temperature heat conduction oil input switch valve and the high-temperature heat conduction oil output switch valve are opened to heat the asphalt in the temperature adjusting tank, so that the temperature of the asphalt in the temperature adjusting tank reaches about 160 ℃, the effective conveying of the asphalt into the heat exchanging tank is ensured, when the temperature of the asphalt in the temperature adjusting tank reaches the required temperature, the high-temperature heat conduction oil input pump, the high-temperature heat conduction oil input switch valve and the high-temperature heat conduction oil output switch valve can be closed, and the circulating, the temperature of heat conducting oil is not needed to be consumed again, the purpose of energy saving is achieved, when the temperature of asphalt in the temperature adjusting tank is found to be reduced to a set temperature, the circulating pump and the circulating pipe switch valve are closed, the high-temperature heat conducting oil input pump, the high-temperature heat conducting oil input switch valve and the high-temperature heat conducting oil output switch valve are opened, heat conducting oil of the heat exchange coil pipe is continuously heated, when the temperature of the asphalt in the temperature adjusting tank is found to exceed a set upper line, the low-temperature heat conducting oil input pump, the low-temperature heat conducting oil input switch valve and the low-temperature heat conducting oil output switch valve are opened, the temperature is adjusted, the asphalt in the temperature adjusting tank is ensured to reach the set upper line, the high-temperature heat conducting oil input pump, the high-temperature heat conducting oil input switch valve, the high-temperature heat conducting oil output switch valve, internal circulation is formed, the purpose of energy saving is achieved, meanwhile, heat can be transmitted to low-temperature heat conduction oil, and absorption of heat energy is achieved.
3. The utility model provides an energy-conserving conveying system of pitch for pitch coiled material production, through the design that installs the compensation arrangement that adjusts the temperature in the high temperature pitch storage tank, when the pitch temperature in the high temperature pitch storage tank is 180 ℃, open and open low temperature conduction oil input pump, low temperature conduction oil input ooff valve and low temperature conduction oil output ooff valve, bring the low temperature conduction oil (60 ℃) in the low temperature conduction oil conveyor into the high temperature pitch storage tank, take the heat in the high temperature pitch storage tank out, reach the effect of cooling the pitch in the high temperature pitch storage tank, simultaneously the low temperature conduction oil absorption energy in the low temperature conduction oil conveyor, be used for the heating of low temperature conduction oil, fully absorbed heat energy, avoided the waste of heat energy, simultaneously, compare prior art, can consume a small part of energy and cool down the pitch of high temperature pitch storage tank, the cooling speed is improved, the purpose of energy conservation is achieved, when the temperature of asphalt in the high-temperature asphalt storage tank reaches the temperature capable of being used for production, the low-temperature heat conduction oil input pump, the low-temperature heat conduction oil input switch valve and the low-temperature heat conduction oil output switch valve can be closed, the circulating pump and the circulating pipe switch valve are opened, one internal circulation is guaranteed, and heat energy dissipation is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram (flow chart) of an energy-saving conveying system for asphalt coiled material production according to the present invention;
Fig. 2 is a schematic structural view (front view) of the temperature adjustment compensation device of the present invention;
Fig. 3 is an enlarged view of a point a in fig. 1.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 and fig. 3, the asphalt energy-saving conveying system for asphalt coiled material production in this embodiment includes a low-temperature asphalt storage tank 15, a low-temperature asphalt transfer tank 16, a heat exchange tank 17, a high-temperature asphalt batching tank 18, and a high-temperature asphalt storage tank 19, which are sequentially communicated; also includes a high temperature heat conductive oil supply tank 20 and a low temperature heat conductive oil supply tank 21; the low-temperature asphalt storage tank 15, the low-temperature asphalt transfer tank 16, the heat exchange tank 17 and the high-temperature asphalt batching tank 18 are all provided with heat exchange coil pipes; the heat exchange coil in the low-temperature asphalt storage tank 15 and the heat exchange coil in the low-temperature asphalt transit tank 16 are both communicated with a low-temperature heat-conducting oil supply device; the heat exchange coil in the heat exchange tank 17 and the heat exchange coil in the high-temperature asphalt batching tank 18 are both communicated with a high-temperature heat-conducting oil supply device; wherein a temperature adjusting tank 23 arranged below the low-temperature asphalt transfer tank 16 is arranged between the low-temperature asphalt transfer tank 16 and the heat exchange tank 17; the temperature adjusting tank 23 is provided with a temperature adjusting asphalt input port 23 which is vertically arranged corresponding to the asphalt outlet of the low-temperature asphalt transfer tank 16, and a gravity vertical pipe 24 is communicated between the asphalt outlet of the low-temperature asphalt transfer tank 16 and the temperature adjusting asphalt input port 231; a temperature adjusting compensation device is arranged in the temperature adjusting tank 23; the temperature regulation compensation device comprises a heat exchange coil pipe 1, an oil inlet 101 and an oil outlet 102 are both communicated with a circulating pipe 2, the oil inlet 101 is also respectively communicated with a high-temperature heat conduction oil input pipe 3 and a low-temperature heat conduction oil input pipe 4, the oil outlet 102 is also respectively communicated with a high-temperature heat conduction oil output pipe 5 and a low-temperature heat conduction oil output pipe 6, and a circulating pump 7 and a circulating pipe switch valve 8 are arranged on the circulating pipe 2; the high-temperature heat conduction oil input pipe 3 is communicated with a high-temperature heat conduction oil input pump 9 and a high-temperature heat conduction oil input switch valve 10; the low-temperature heat conduction oil input pipe 4 is communicated with a low-temperature heat conduction oil input pump 11 and a low-temperature heat conduction oil input switch valve 12; the high-temperature heat conduction oil output pipe 5 is communicated with a high-temperature heat conduction oil output switch valve 13; the low-temperature heat conduction oil output pipe 6 is communicated with a low-temperature heat conduction oil output switch valve 14; an oil inlet of the high-temperature heat conduction oil input pipe 3 and an oil outlet of the high-temperature heat conduction oil output pipe 5 are communicated with a high-temperature heat conduction oil supply device; an oil inlet of the low-temperature heat conduction oil input pipe 4 and an oil outlet of the low-temperature heat conduction oil output pipe 6 are communicated with a low-temperature heat conduction oil supply device.
The utility model has the advantages that the temperature adjusting tank 23 is arranged between the low-temperature asphalt transfer tank 16 and the heat exchange tank 17 and below the low-temperature asphalt transfer tank 16; the temperature adjusting tank 23 is provided with a temperature adjusting asphalt inlet 23 which is arranged corresponding to the asphalt outlet of the low-temperature asphalt transfer tank 16 up and down, a gravity vertical pipe 24 is communicated between the asphalt outlet of the low-temperature asphalt transfer tank 16 and the temperature adjusting asphalt inlet 231, so that the asphalt in the low-temperature asphalt transfer tank 16 enters the temperature adjusting tank 23, can enter through the action of gravity without adopting pumping, thus reducing the flow temperature required by the asphalt in the low-temperature asphalt transfer tank 16, the flow temperature of the existing low-temperature asphalt transfer tank 16 is 100 ℃, therefore, the temperature of the heat conducting oil needs to be ensured to be about 180 ℃, and through the design of the temperature adjusting tank 23, the asphalt in the low-temperature asphalt transfer tank 16 can be transferred with moving heat to ensure the flowing state, and when the temperature of the asphalt is ensured to be 60 ℃, the heat can flow into the temperature adjusting tank 23, so that the heat requirement on low-temperature heat conducting oil is greatly reduced; according to kirchhoff's law, the thermal radiation capacity of an object has a relation with the fourth power of the absolute temperature (T) of the object, namely, the higher the temperature of the object is, the greater the proportion of energy occupied by thermal radiation loss is; therefore, the energy consumption can be high and the heat radiation damage can be greatly reduced.
The utility model has the advantages that the temperature adjusting compensation device is arranged in the temperature adjusting tank 23; the temperature regulation compensation device comprises a heat exchange coil pipe 1, an oil inlet 101 and an oil outlet 102 are both communicated with a circulating pipe 2, the oil inlet 101 is also respectively communicated with a high-temperature heat conduction oil input pipe 3 and a low-temperature heat conduction oil input pipe 4, the oil outlet 102 is also respectively communicated with a high-temperature heat conduction oil output pipe 5 and a low-temperature heat conduction oil output pipe 6, and a circulating pump 7 and a circulating pipe switch valve 8 are arranged on the circulating pipe 2; the high-temperature heat conduction oil input pipe 3 is communicated with a high-temperature heat conduction oil input pump 9 and a high-temperature heat conduction oil input switch valve 10; the low-temperature heat conduction oil input pipe 4 is communicated with a low-temperature heat conduction oil input pump 11 and a low-temperature heat conduction oil input switch valve 12; the high-temperature heat conduction oil output pipe 5 is communicated with a high-temperature heat conduction oil output switch valve 13; the low-temperature heat conduction oil output pipe 6 is communicated with a low-temperature heat conduction oil output switch valve 14; an oil inlet of the high-temperature heat conduction oil input pipe 3 and an oil outlet of the high-temperature heat conduction oil output pipe 5 are communicated with a high-temperature heat conduction oil supply device; the oil inlet of the low temperature heat conducting oil input pipe 4 and the oil outlet of the low temperature heat conducting oil output pipe 6 are both communicated with the low temperature heat conducting oil supply device, the temperature of asphalt in the low temperature asphalt transfer tank 16 can be reduced, meanwhile, the conveying of asphalt can be effectively ensured, when the asphalt in the low temperature asphalt transfer tank 16 enters the temperature adjusting tank 23, the high temperature heat conducting oil input pump 9, the high temperature heat conducting oil input switch valve 10 and the high temperature heat conducting oil output switch valve 13 are opened, the asphalt in the temperature adjusting tank 23 is heated, the temperature of the asphalt in the temperature adjusting tank 23 reaches about 160 ℃, the effective conveying of the asphalt into the heat exchanging tank 17 is ensured, when the asphalt in the temperature adjusting tank 23 reaches the required temperature, the high temperature heat conducting oil input pump 9, the high temperature heat conducting oil input switch valve 10 and the high temperature heat conducting oil output switch valve 13 can be closed, the circulating pump 7 and the circulating pipe switch valve 8 are simultaneously opened, the temperature of heat conducting oil is not required to be consumed any more, the purpose of energy saving is achieved, when the temperature of asphalt in the temperature adjusting tank 23 is found to be lowered to a set temperature, the circulating pump 7 and the circulating pipe switch valve 8 are closed, the high-temperature heat conducting oil input pump 9, the high-temperature heat conducting oil input switch valve 10 and the high-temperature heat conducting oil output switch valve 13 are opened, heat conducting oil of the heat exchange coil 1 is continuously heated, when the temperature of the asphalt in the temperature adjusting tank 23 is found to exceed a set upper line, the low-temperature heat conducting oil input pump 11, the low-temperature heat conducting oil input switch valve 12 and the low-temperature heat conducting oil output switch valve 14 are opened, temperature adjustment is carried out, the asphalt in the temperature adjusting tank 23 is ensured to reach the set upper line, the high-temperature heat conducting oil input pump 9, the high-temperature heat conducting oil input switch valve 10, the high-temperature heat conducting, and the circulating pump 7 and the circulating pipe switch valve 8 are started to form internal circulation, so that the purpose of energy conservation is achieved, and meanwhile, heat can be transmitted to low-temperature heat conduction oil to realize the absorption of heat energy.
The utility model provides a high temperature asphalt storage tank 19 in installs the compensation arrangement that adjusts the temperature, the pitch temperature of carrying in the high temperature asphalt storage tank 19 usually is 180 ℃, can't be directly used for production, need and outer consumption energy cool down the pitch in the high temperature asphalt storage tank 19, through the design of installing the compensation arrangement that adjusts the temperature in the high temperature asphalt storage tank 19, when the pitch temperature in the high temperature asphalt storage tank 19 is 180 ℃, open and open low temperature conduction oil input pump 11, low temperature conduction oil input ooff valve 12 and low temperature conduction oil output ooff valve 14, bring the low temperature conduction oil (60 ℃) in the low temperature conduction oil conveyor into the high temperature asphalt storage tank 19, bring the heat in the high temperature asphalt storage tank 19 out, reach the effect of cooling to the pitch inside the high temperature asphalt storage tank 19, simultaneously the low temperature conduction oil absorption energy in the low temperature conduction oil conveyor, the asphalt heat-conducting oil cooling device is used for heating low-temperature heat-conducting oil, fully absorbs heat energy, avoids waste of heat energy, and meanwhile, compared with the prior art, can consume a small part of energy to cool asphalt in a high-temperature asphalt storage tank 19, simultaneously improve the cooling speed and achieve the purpose of energy conservation, when the temperature of the asphalt in the high-temperature asphalt storage tank 19 reaches the temperature capable of being used for production, the low-temperature heat-conducting oil input pump 11, the low-temperature heat-conducting oil input switch valve 12 and the low-temperature heat-conducting oil output switch valve 14 can be closed, the circulating pump 7 and the circulating pipe switch valve 8 are opened to ensure an internal circulation and avoid dissipation of heat energy, when the temperature of the asphalt in the high-temperature asphalt storage tank 19 is reduced and can not be used for production, the circulating pump 7 and the circulating pipe switch valve 8 can be closed, the high-temperature heat-conducting, The low-temperature heat conduction oil input switch valve 12 and the low-temperature heat conduction oil output switch valve 14 are used for adjusting the temperature of the asphalt in the high-temperature asphalt storage tank 19, so that the energy consumption is effectively reduced, and the heat loss is avoided.
The utility model is provided with a temperature adjusting compensation device in the low temperature asphalt storage tank 15; the volume of the low-temperature asphalt storage tank (15) is 7000m3-8000m 3; the volume of the low-temperature asphalt transfer tank (16) is 1200m3-1300m 3; the volume of the temperature adjusting tank (23) is 10m 3; generally, the volume of the low-temperature asphalt storage tank 15 is 7000m3, the volume of the low-temperature asphalt transfer tank 16 is 1200m3, when the low-temperature asphalt storage tank 15 needs to be transferred into the low-temperature asphalt transfer tank 16, the low-temperature asphalt storage tank 15 of 7000m3 needs to be heated, so that the temperature of asphalt in the low-temperature asphalt storage tank 15 of 7000m3 reaches 100 ℃, and when the low-temperature asphalt storage tank 15 of 7000m3 stops transferring asphalt, the heat of asphalt in the low-temperature asphalt storage tank 15 of 7000m3 automatically dissipates, and heat energy is greatly wasted. Through the design that a temperature adjustment compensation device is installed in the low-temperature asphalt storage tank 15, the high-temperature heat conduction oil input pump 9, the high-temperature heat conduction oil input switch valve 10 and the high-temperature heat conduction oil output switch valve 13 can be started to heat the asphalt in the 7000m3 low-temperature asphalt storage tank 15, the conveying of the asphalt is guaranteed, when the temperature reaches a required temperature value, the high-temperature heat conduction oil input pump 9, the high-temperature heat conduction oil input switch valve 10 and the high-temperature heat conduction oil output switch valve 13 can be closed, the circulating pump 7 and the circulating pipe switch valve 8 are started, the internal circulation of heat conduction oil with certain heat degree is guaranteed, the energy of the high-temperature; when the 7000m3 low-temperature asphalt storage tank 15 stops, the high-temperature heat conduction oil input pump 9, the high-temperature heat conduction oil input switch valve 10 and the high-temperature heat conduction oil output switch valve 13 can be closed, the circulating pump 7 and the circulating pipe switch valve 8 are opened, the low-temperature heat conduction oil input pump 11, the low-temperature heat conduction oil input switch valve 12 and the low-temperature heat conduction oil output switch valve 14 are opened, heat is transmitted to low-temperature heat conduction oil in the low-temperature heat conduction oil device, heat absorption is achieved, and heat dissipation is avoided.
The utility model provides an install the compensation arrangement that adjusts the temperature in the heat transfer jar 17, the utility model discloses a compensation arrangement that adjusts the temperature, the temperature of the pitch in allotment heat transfer jar 17 reaches the effectual transport of pitch, plays energy-conservation, heat preservation and heat energy absorbing purpose simultaneously.
As shown in fig. 1, 2, and 3, the high-temperature heat conduction oil supply device in this embodiment includes a high-temperature heat conduction oil supply tank 20, an oil inlet of the high-temperature heat conduction oil supply tank 20 is communicated with an oil outlet of the heat conduction oil heating furnace 22, and an oil outlet of the high-temperature heat conduction oil supply tank 20 is communicated with an oil return port of the heat conduction oil heating furnace 22; the low-temperature heat conduction oil supply device comprises a low-temperature heat conduction oil supply tank 21, an oil inlet of the low-temperature heat conduction oil supply tank 21 is communicated with an oil outlet of the high-temperature heat conduction oil supply tank 20, and an oil outlet of the low-temperature heat conduction oil supply tank 21 is communicated with an oil return port of the high-temperature heat conduction oil supply tank 20; the temperature of the high temperature oil and the low temperature heat conducting oil in the high temperature heat conducting oil supply tank 20 and the low temperature heat conducting oil supply tank 21 is respectively ensured to be constant.
as shown in fig. 1 and 3, a low-temperature heat conducting oil transfer pump 33 is disposed on a pipeline connecting a heat exchange coil in the low-temperature asphalt transit tank 16 and the low-temperature heat conducting oil supply tank 21 in this embodiment; the effective transmission of low-temperature heat conduction oil is ensured; a high-temperature heat conduction oil delivery pump 34 is arranged on a pipeline for communicating the heat exchange coil in the high-temperature asphalt batching tank 18 with the high-temperature heat conduction oil supply tank 20; and the effective transmission of high-temperature heat conduction oil is ensured.
As shown in fig. 1, a first asphalt delivery pump 26 is provided on a first asphalt delivery pipeline 25 in the present embodiment, through which the low-temperature asphalt storage tank 15 and the low-temperature asphalt transfer tank 16 communicate; a second asphalt conveying pump 28 is arranged on a second asphalt conveying pipeline 27 communicated with the temperature adjusting tank 23 and the heat exchange tank 17; a third asphalt conveying pump 30 is arranged on a third asphalt conveying pipeline 29 communicated between the heat exchange tank 17 and the high-temperature asphalt batching tank 18; a fourth asphalt conveying pump 32 is arranged on a fourth asphalt conveying pipeline 31 communicated with the high-temperature asphalt batching tank 18 and the high-temperature asphalt storage tank 19; and the effective conveying of the asphalt is ensured.
The utility model also comprises a first temperature detector, a second temperature detector, a third temperature detector, a fourth temperature detector, a fifth temperature detector and a sixth temperature detector which are respectively arranged in the low-temperature asphalt storage tank 15, the low-temperature asphalt transfer tank 16, the temperature adjusting tank 23, the heat exchange tank 17, the high-temperature asphalt batching tank 18 and the high-temperature asphalt storage tank 19; the first temperature display, the second temperature display, the third temperature display, the fourth temperature display and the fifth temperature display are respectively arranged outside the low-temperature asphalt storage tank 15, the low-temperature asphalt transfer tank 16, the temperature adjusting tank 23, the heat exchange tank 17, the high-temperature asphalt batching tank 18 and the high-temperature asphalt storage tank 19 and respectively correspond to the first temperature detector, the second temperature detector, the third temperature detector, the fourth temperature detector, the fifth temperature detector and the sixth temperature detector one by one; the first temperature detector is electrically connected with the first temperature display; the second temperature detector is electrically connected with the second temperature display; the third temperature detector is electrically connected with the third temperature display; the fourth temperature detector is electrically connected with the fourth temperature display; the fifth temperature detector is electrically connected with the fifth temperature display; the sixth temperature detector is electrically connected with the sixth temperature display; the observation of convenient temperature in time adjusts the temperature of the inside pitch of low temperature pitch storage jar 15, low temperature pitch transit tank 16, jar 23 that adjusts the temperature, heat transfer jar 17, high temperature pitch batching jar 18 and high temperature pitch storage tank 19.
An energy-conserving conveying system working process of pitch for pitch coiled material production:
The temperature of high-temperature heat conducting oil in the high-temperature heat conducting oil supply tank 20 is constant at 230 ℃, the temperature of heat conducting oil in the low-temperature heat conducting oil supply tank 21 is constant at 80 ℃, a temperature adjusting compensation device in the low-temperature asphalt storage tank 15 is opened to adjust the temperature of asphalt in the low-temperature asphalt storage tank 15, the temperature of the asphalt in the low-temperature asphalt storage tank 15 is ensured to be 100 ℃, when the asphalt is conveyed from the low-temperature asphalt storage tank 15 to the low-temperature asphalt transfer tank 16, the temperature of the asphalt in the low-temperature asphalt transfer tank 16 is adjusted through the temperature adjusting compensation device in the low-temperature asphalt transfer tank 16, the temperature of the asphalt in the low-temperature asphalt transfer tank 16 is controlled to be kept at 60 ℃, when the asphalt in the low-temperature asphalt transfer tank 16 is conveyed into the temperature adjusting tank 23, the temperature of the asphalt in the temperature adjusting tank 23 is kept at about 160 ℃ through the temperature adjusting compensation device in the temperature adjusting tank 23, and, In the high-temperature asphalt batching tank 18 and the high-temperature asphalt storage tank 19, the temperature of the asphalt in the heat exchange tank 17 is ensured to be 160 ℃, and the temperature in the high-temperature asphalt batching tank 18 is ensured to be 180 ℃.
finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. The utility model provides an energy-conserving conveying system of pitch for pitch coiled material production which characterized in that: comprises a low-temperature asphalt storage tank (15), a low-temperature asphalt transfer tank (16), a heat exchange tank (17), a high-temperature asphalt batching tank (18) and a high-temperature asphalt storage tank (19) which are communicated in sequence; also comprises a high-temperature heat conduction oil supply tank (20) and a low-temperature heat conduction oil supply tank (21); the low-temperature asphalt storage tank (15), the low-temperature asphalt transfer tank (16), the heat exchange tank (17) and the high-temperature asphalt batching tank (18) are all provided with heat exchange coil pipes; the heat exchange coil in the low-temperature asphalt storage tank (15) and the heat exchange coil in the low-temperature asphalt transfer tank (16) are both communicated with a low-temperature heat conduction oil supply device; the heat exchange coil in the heat exchange tank (17) and the heat exchange coil in the high-temperature asphalt batching tank (18) are both communicated with a high-temperature heat-conducting oil supply device;
Wherein a temperature adjusting tank (23) arranged below the low-temperature asphalt transfer tank (16) is arranged between the low-temperature asphalt transfer tank (16) and the heat exchange tank (17); a temperature-adjusting asphalt input port (231) which is vertically arranged corresponding to the asphalt outlet of the low-temperature asphalt transfer tank (16) is arranged on the temperature-adjusting tank (23), and a gravity vertical pipe (24) is communicated between the asphalt outlet of the low-temperature asphalt transfer tank (16) and the temperature-adjusting asphalt input port (231); a temperature adjusting compensation device is arranged in the temperature adjusting tank (23).
2. The energy-saving asphalt conveying system for asphalt coil production according to claim 1, characterized in that: the temperature regulation compensation device comprises a heat exchange coil pipe (1), an oil inlet (101) and an oil outlet (102) are both communicated with a circulating pipe (2), the oil inlet (101) is also respectively communicated with a high-temperature heat conduction oil input pipe (3) and a low-temperature heat conduction oil input pipe (4), the oil outlet (102) is also respectively communicated with a high-temperature heat conduction oil output pipe (5) and a low-temperature heat conduction oil output pipe (6), and a circulating pump (7) and a circulating pipe switch valve (8) are arranged on the circulating pipe (2); the high-temperature heat conduction oil input pipe (3) is communicated with a high-temperature heat conduction oil input pump (9) and a high-temperature heat conduction oil input switch valve (10); the low-temperature heat conduction oil input pipe (4) is communicated with a low-temperature heat conduction oil input pump (11) and a low-temperature heat conduction oil input switch valve (12); the high-temperature heat conduction oil output pipe (5) is communicated with a high-temperature heat conduction oil output switch valve (13); the low-temperature heat conduction oil output pipe (6) is communicated with a low-temperature heat conduction oil output switch valve (14); an oil inlet of the high-temperature heat conduction oil input pipe (3) and an oil outlet of the high-temperature heat conduction oil output pipe (5) are communicated with a high-temperature heat conduction oil supply device; an oil inlet of the low-temperature heat conduction oil input pipe (4) and an oil outlet of the low-temperature heat conduction oil output pipe (6) are communicated with a low-temperature heat conduction oil supply device.
3. The energy-saving asphalt conveying system for asphalt coil production according to claim 2, characterized in that: a temperature adjusting compensation device is arranged in the high-temperature asphalt storage tank (19).
4. The energy-saving asphalt conveying system for asphalt coil production according to claim 3, characterized in that: a temperature adjusting and compensating device is arranged in the low-temperature asphalt storage tank (15).
5. The energy-saving asphalt conveying system for asphalt coil production according to claim 4, characterized in that: a temperature adjusting compensation device is arranged in the heat exchange tank (17).
6. The asphalt energy-saving conveying system for asphalt roll production according to any one of claims 1 to 5, characterized in that: the high-temperature heat conduction oil supply device comprises a high-temperature heat conduction oil supply tank (20), an oil inlet of the high-temperature heat conduction oil supply tank (20) is communicated with an oil outlet of the heat conduction oil heating furnace (22), and an oil outlet of the high-temperature heat conduction oil supply tank (20) is communicated with an oil return port of the heat conduction oil heating furnace (22); the low-temperature heat conduction oil supply device comprises a low-temperature heat conduction oil supply tank (21), an oil inlet of the low-temperature heat conduction oil supply tank (21) is communicated with an oil outlet of the high-temperature heat conduction oil supply tank (20), and an oil outlet of the low-temperature heat conduction oil supply tank (21) is communicated with an oil return port of the high-temperature heat conduction oil supply tank (20).
7. The energy-saving asphalt conveying system for asphalt coil production according to claim 6, characterized in that: a low-temperature heat conduction oil delivery pump (33) is arranged on a pipeline for communicating a heat exchange coil in the low-temperature asphalt transfer tank (16) with the low-temperature heat conduction oil supply tank (21); a high-temperature heat conducting oil delivery pump (34) is arranged on a pipeline for communicating the heat exchange coil in the high-temperature asphalt batching tank (18) with the high-temperature heat conducting oil supply tank (20).
8. The energy-saving asphalt conveying system for asphalt coil production according to claim 7, characterized in that: a first asphalt conveying pump (26) is arranged on a first asphalt conveying pipeline (25) which is communicated with the low-temperature asphalt storage tank (15) and the low-temperature asphalt transfer tank (16); a second asphalt conveying pump (28) is arranged on a second asphalt conveying pipeline (27) which is communicated with the temperature adjusting tank (23) and the heat exchange tank (17); a third asphalt conveying pump (30) is arranged on a third asphalt conveying pipeline (29) communicated between the heat exchange tank (17) and the high-temperature asphalt batching tank (18); a fourth asphalt conveying pump (32) is arranged on a fourth asphalt conveying pipeline (31) which is communicated with the high-temperature asphalt batching tank (18) and the high-temperature asphalt storage tank (19).
9. The energy-saving asphalt conveying system for asphalt coiled material production according to claim 8, characterized in that: the volume of the low-temperature asphalt storage tank (15) is 7000m3-8000m 3; the volume of the low-temperature asphalt transfer tank (16) is 1200m3-1300m 3; the volume of the temperature adjusting tank (23) is 10m 3.
10. The energy-saving asphalt conveying system for asphalt coil production according to claim 9, characterized in that: the system also comprises a first temperature detector, a second temperature detector, a third temperature detector, a fourth temperature detector, a fifth temperature detector and a sixth temperature detector which are respectively arranged in the low-temperature asphalt storage tank (15), the low-temperature asphalt transfer tank (16), the temperature adjusting tank (23), the heat exchange tank (17), the high-temperature asphalt batching tank (18) and the high-temperature asphalt storage tank (19); the first temperature display, the second temperature display, the third temperature display, the fourth temperature display and the fifth temperature display are respectively arranged outside the low-temperature asphalt storage tank (15), the low-temperature asphalt transfer tank (16), the temperature adjusting tank (23), the heat exchange tank (17), the high-temperature asphalt batching tank (18) and the high-temperature asphalt storage tank (19) and correspond to the first temperature detector, the second temperature detector, the third temperature detector, the fourth temperature detector, the fifth temperature detector and the sixth temperature detector one by one; the first temperature detector is electrically connected with the first temperature display; the second temperature detector is electrically connected with the second temperature display; the third temperature detector is electrically connected with the third temperature display; the fourth temperature detector is electrically connected with the fourth temperature display; the fifth temperature detector is electrically connected with the fifth temperature display; and the sixth temperature detector is electrically connected with the sixth temperature display.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822271148.5U CN209738076U (en) | 2018-12-29 | 2018-12-29 | A energy-conserving conveying system of pitch for pitch coiled material production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822271148.5U CN209738076U (en) | 2018-12-29 | 2018-12-29 | A energy-conserving conveying system of pitch for pitch coiled material production |
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| CN209738076U true CN209738076U (en) | 2019-12-06 |
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| CN201822271148.5U Active CN209738076U (en) | 2018-12-29 | 2018-12-29 | A energy-conserving conveying system of pitch for pitch coiled material production |
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| CN (1) | CN209738076U (en) |
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2018
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