CN211486583U - Integrated distillation temperature control condensing device - Google Patents

Abstract

The utility model relates to an integral type distillation accuse temperature condensing equipment, including condensation box body subassembly, distillation range pipe, refrigerant, refrigeration pipe, heating pipe, condensation case lid, agitating unit, temperature measurement sensor, heat preservation, blow-off valve. The distillation range tube is a straight distillation range tube or a bent distillation range tube; the corresponding condenser box body assembly is a straight distillation range tube condenser box body assembly or a bent distillation range tube condenser box body assembly. Through the distillation temperature-control condensing device of the utility model, a condensing box body assembly, a refrigerating pipe and a heating pipe arrangement structure are constructed, redundant refrigerant space in the condensing box body assembly is reduced, and the temperature control precision for the refrigerant is improved, so that the repeatability and the reproducibility of measuring data of equipment adopting the distillation temperature-control condensing device are improved; meanwhile, the refrigerant volume is relatively small, so that the temperature of the refrigerant can quickly reach the set temperature, and the requirements of customers are met.

Description

Integrated distillation temperature control condensing device

Technical Field

The utility model relates to a distillation accuse temperature condensing equipment is the essential element of the equipment of petroleum product distillation characteristic under the laboratory survey ordinary pressure.

Background

The distillation properties (volatility) of hydrocarbon fuels, especially for fuels and solvents, have a very important influence on their safety and performance properties. The boiling range of the fuel provides information on the composition, properties and properties of the fuel in storage and use. Volatility can affect the rate of evaporation and is a major factor in determining the tendency of hydrocarbon mixtures to form potentially explosive vapors. Hydrocarbon fuel distillation characteristic limits are indicators for verifying compliance with laws and regulations. GB/T6536 "Petroleum products atmospheric distillation character determination method" stipulates the method of using laboratory intermittent distillation instrument to determine petroleum products distillation character under normal pressure

According to the requirements of standard GB/T6536, the petroleum product is distilled and condensed in a standard distillation range tube according to a specific temperature, and the distillation characteristics of the petroleum product can be obtained by recording the distillation temperature, time and distillation condensation volume data of the product. The distillation temperature-control condensing device is an important part of a petroleum product atmospheric distillation characteristic tester, but in the existing product, the distillation temperature-control condensing device has the problem of poor temperature control precision of a refrigerant, and the repeatability and reproducibility of distillation measurement data are directly influenced.

Meanwhile, different oil products need to be set for different condensing temperatures, and in the existing product, the volume capacity of a cold medium in the temperature-controlled condensing device is huge, and redundant refrigerants exist, so that the temperature of the refrigerants cannot be changed in a short time, and the user experience of the measuring instrument is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an integral type distillation accuse temperature condensing equipment improves the precision of refrigerant accuse temperature, and then improve equipment's distillation survey data's repeatability and reproducibility make refrigerant volume capacity littleer and accord with GB/T6536 standard simultaneously.

In order to achieve the above object, the technical scheme of the utility model provides an integral type distillation accuse temperature condensing equipment contains: the device comprises a condensation box body assembly, a refrigeration pipe, a heating pipe, a distillation range pipe, a condensation box cover and a refrigerant; wherein the content of the first and second substances,

the condensation box body component is a hollow box body component with a polyhedral structure and is provided with a top plate with an opening;

the condensation box cover is fixed on the condensation box body assembly and connected with the top plate with the opening to seal the condensation box body assembly;

the refrigerant is filled in the condensing box body assembly and is in contact with the distillation range tube, the refrigerating tube and the heating tube which are arranged in the condensing box body assembly to transfer heat among the distillation range tube, the refrigerating tube and the heating tube;

the distillation range tube is provided with a set gradient, can conduct heat, and is provided with an input port and an output port, the output port faces downwards, and distillation condensate is collected and guided; the distillation range tube is a straight distillation range tube or a bent distillation range tube;

the main body of the refrigeration pipe is arranged beside the distillation range pipe at intervals; the part of the condensing box body assembly fixedly mounted on the refrigerating pipe is sealed;

the main body of the heating pipe is arranged beside the distillation range pipe at intervals; the part of the condensing box body component fixedly installed on the heating pipe is sealed.

Optionally, the condensing box assembly is a curved distillation range tube condensing box assembly, wherein the distillation range tube is a curved distillation range tube;

in the bent distillation range tube condensation box body assembly, a first curved plate and a second curved plate are respectively arranged on two sides of the bent distillation range tube;

the middle of the plate body of the third flat panel is provided with a hole, the hole is a top plate of the condensation box body assembly of the bent distillation range tube, is positioned on the upper side of the bent distillation range tube, and is welded with the top of each of the first curved plate and the second curved plate; the third plane is also connected and matched with the condenser cover, so that the condenser cover is fixed at the opening of the third flat panel;

the fourth inclined plate is an inclined plate, is opposite to the third flat panel, is positioned at the lower side of the bent distillation range tube, and is a bottom plate of the bent distillation range tube condensation box body assembly; the fourth sloping plate is welded with the respective bottoms of the first curved plate and the second curved plate;

the fifth panel is provided with a first through hole which is welded with the input port of the bending distillation range tube; the fifth panel is welded with the first ends of the first curved plate, the second curved plate, the third flat panel and the fourth inclined plate;

the sixth plate is provided with a second through hole which is welded with the output port of the bending distillation range tube; the sixth panel is welded to the second ends of the first curved plate, the second curved plate, the third flat plate and the fourth sloping plate.

Optionally, the condensing box assembly is a straight distillation range tube condensing box assembly, wherein the distillation range tube is a straight distillation range tube;

in the condensation box body assembly of the straight distillation range tube, a seventh plane plate and an eighth plane plate are respectively arranged at two sides of the straight distillation range tube;

a hole is formed in the middle of the plate body of the ninth plane plate, is a top plate of the condensation box body assembly of the linear distillation range tube, is positioned on the upper side of the linear distillation range tube, and is welded with the top of each of the seventh plane plate and the eighth plane plate; the ninth plane plate is also connected and matched with the condensation box cover, so that the condensation box cover is fixed at the position of the opening of the ninth plane plate;

the tenth inclined plate is an inclined plate, is opposite to the ninth plane plate, is positioned at the lower side of the linear distillation range tube, is a bottom plate of the condensation box body assembly of the linear distillation range tube, and is welded with the respective bottoms of the seventh plane plate and the eighth plane plate;

the eleventh panel is provided with a third through hole which is welded with the input port of the straight-line distillation range tube; the eleventh panel is also welded with the first ends of the seventh plane plate, the eighth plane plate, the ninth plane plate and the tenth sloping plate respectively;

the twelfth panel is provided with a fourth through hole which is welded with the output port of the straight-line distillation range tube; the twelfth face plate is also welded to respective second ends of the seventh face plate, the eighth face plate, the ninth face plate, and the tenth sloping plate.

Optionally, the integrated distillation temperature-controlled condensation device comprises any one or more of the following:

the condensation box body assembly is made of a metal plate;

the distillation range tube gradient is 15 °;

the top plate of the condensation box body component is a plane plate, and the bottom plate of the condensation box body component is an inclined plate;

the bottom plate of the condensing box body assembly has an inclined gradient and is consistent with the gradient of the distillation range tube;

and the normal distance between the bottom plate of the condensing box body assembly and the outer wall of the distillation range tube is not less than 10 mm.

Optionally, in the curved distillation range tube condensation box assembly, the first curved plate is an integral cylindrical curved plate or an approximately cylindrical curved plate formed by splicing a plurality of plane plates;

in the bent distillation range tube condensation box body assembly, the second curved plate is an integral cylindrical curved plate or an approximate cylindrical curved plate formed by splicing a plurality of plane plates.

Optionally, the refrigeration pipe is a metal pipe, and a refrigerant circulates inside the refrigeration pipe; the main body of the refrigeration pipe is equally spaced from the corresponding position of the distillation range pipe;

the condensation box body assembly is provided with two refrigeration pipe through holes for mounting two ends of a refrigeration pipe, and the refrigeration pipe through holes and the refrigeration pipes are sealed and fixed; the space gradient between the through holes of the two refrigerating tubes is consistent with the gradient of the distillation range tube;

the condensing box body assembly is a straight distillation range tube condensing box body assembly, when the distillation range tube is a straight distillation range tube, the refrigerating tube is a straight refrigerating tube positioned on the side surface of the distillation range tube, or the refrigerating tube is a hollow tube of a spiral structure wound outside the distillation range tube;

the condenser box body component is a bent distillation range tube, when the distillation range tube is a bent distillation range tube, the refrigeration tube is a bent refrigeration tube positioned on the side surface of the distillation range tube and is consistent with the bending form of the distillation range tube, or the refrigeration tube is a hollow tube of a spiral structure wound outside the distillation range tube.

Optionally, the heating pipe is an electric heating pipe, and the number of the electric heating pipes is one or more;

the main body of the heating pipe is equally spaced from the corresponding position of the distillation range pipe; the condensation box body assembly is provided with two heating pipe through holes which are arranged at two ends of the heating pipe, and the heating pipe through holes and the heating pipe are sealed and fixed;

the condensing box body component is a straight-line distillation range tube condensing box body component, and when the distillation range tube is a straight-line distillation range tube, the heating tube is a straight-line heating tube positioned on the side surface of the distillation range tube, or the heating tube is a spiral heating tube wound outside the distillation range tube;

the condensing box body component is a bent distillation range pipe condensing box body component, when the distillation range pipe is a bent distillation range pipe, the heating pipe is a bent heating pipe positioned on the side surface of the distillation range pipe and is consistent with the bent form of the distillation range pipe, or the heating pipe is a spiral heating pipe wound outside the distillation range pipe.

Optionally, the integrated distillation temperature-controlled condensation device further comprises:

the box body heat-insulating layer is arranged on the outer side of the condensation box body assembly;

the box cover heat-insulating layer is arranged on the outer side of the condensation box cover;

the stirring device is fixed at the condenser cover, contacts with the refrigerant and stirs the refrigerant;

the temperature measuring sensor is fixed at the condenser box cover, is in contact with the refrigerant and measures the temperature of the refrigerant;

and the discharge valve is arranged at the bottommost position of the refrigerant water level of the condensation box body assembly and is fixedly sealed with the condensation box body assembly.

Optionally, the stirring device is an impeller stirring device driven by a motor and used for disturbing the refrigerant.

Optionally, the temperature measuring sensor is a Pt sensor.

The utility model provides an integral type distillation accuse temperature condensing equipment is the important part of petroleum product atmospheric distillation characteristic apparatus, through reducing redundant refrigerant in the condensation box body subassembly, changes condensation box body subassembly spatial structure, improves the spatial arrangement position of refrigeration pipe and heating pipe to cover the heat preservation in condensation box body subassembly and condensation box cover outside, keep apart the interference of ambient temperature, thereby improved the accuse temperature precision to the refrigerant, further improved the repeatability and the reproducibility of the distillation survey data of equipment; meanwhile, the changed distillation temperature-control condensing device has smaller volume capacity of the refrigerant which accords with the GB/T6536 standard, and compared with a large-capacity refrigerant, the set temperature of the refrigerant is changed more quickly to reach the set temperature of the distillation temperature-control condensing device quickly.

Drawings

Fig. 1 is a schematic perspective view of a distillation temperature-control condensing device according to a first embodiment of the present invention, in which a curved distillation range tube is arranged;

FIG. 2 is a front view of the distillation temperature-controlled condensing unit shown in FIG. 1 with the insulating layer removed;

FIG. 3 is a right side view of the distillation temperature-controlled condensing unit shown in FIG. 1 with the insulating layer removed;

FIG. 4 is a perspective view of the cylindrically curved condensate box assembly shown in FIG. 1;

FIG. 5 is a perspective view of the approximate cylindrically curved condensate tank assembly of FIG. 1;

FIG. 6 is a schematic view of the internal arrangement of the cooling tubes, the distillation range tubes and the heating tubes in curved form in the distillation temperature-controlled condensing unit shown in FIG. 1;

FIG. 7 is a schematic view of the internal arrangement of the spiral form cooling tubes, distillation range tubes and heating tubes in the distillation temperature-controlled condensing unit shown in FIG. 1;

FIG. 8 is a schematic perspective view of a distillation temperature-controlled condensing unit according to a second embodiment of the present invention, in which a straight distillation range tube is built;

FIG. 9 is a front view of the distillation temperature-controlled condensing unit shown in FIG. 8 with the insulating layer removed;

FIG. 10 is a right side view of the distillation temperature-controlled condensing unit shown in FIG. 8 with the insulating layer removed;

fig. 11 is a perspective view of a condensing box assembly in the distillation temperature-controlled condensing device shown in fig. 8.

FIG. 12 is a schematic view of the internal arrangement of linear refrigeration tubes, distillation range tubes and heating tubes in the distillation temperature-controlled condensing unit shown in FIG. 8;

FIG. 13 is a schematic view of the internal arrangement of the spiral form cooling tubes, distillation range tubes and heating tubes in the distillation temperature-controlled condensing unit shown in FIG. 8.

Detailed Description

Preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings. The following description is merely exemplary in nature and is not intended to limit the present disclosure, application, or uses. Corresponding components or features are designated by the same reference numerals throughout the several views.

The distillation characteristics of the petroleum product can be obtained by distilling the petroleum product in a distillation range tube meeting the requirements of the standard GB/T6536, condensing the petroleum product at the refrigerant temperature specified by the standard, and recording the distillation temperature, the distillation time and the distillation condensation volume. Because the petroleum product will continuously release heat energy in the condensing device during the distillation process, and because the change characteristic of the composition of the petroleum product determines that the distillation composition is changed within a certain distillation temperature, the heat input to the condensing device is also changed during the whole distillation process. Because the input heat has both continuity and energy size variability, the distillation temperature control condensing device needs to have refrigeration and heating functions to coordinate and control the temperature of the refrigerant.

The utility model discloses a distillation accuse temperature condensing equipment includes condensation box subassembly, distillation range pipe, refrigerant, refrigeration pipe, heating pipe, condenser box lid, agitating unit, temperature measurement sensor, heat preservation, blow-off valve. Through the distillation temperature-control condensing device of the utility model, a condensing box body assembly, a refrigerating pipe and a heating pipe arrangement structure are constructed, redundant refrigerant space in the condensing box body assembly is reduced, and the temperature control precision for the refrigerant is improved, so that the repeatability and the reproducibility of measuring data of equipment adopting the distillation temperature-control condensing device are improved; meanwhile, the refrigerant volume is relatively small, so that the temperature of the refrigerant can quickly reach the set temperature, and the requirements of customers are met.

It should be noted that according to the requirement of the standard GB/T6536, the distillation range tube for condensing oil can be a curved distillation range tube or a straight distillation range tube, as long as the built-in distillation range tube gradient is consistent with the length of the distillation range tube, so that two structural forms of condensation box body components, namely a curved distillation range tube condensation box body component and a straight distillation range tube condensation box body component, are formed. Two specific embodiments of the distillation temperature-control condensing device with the built-in bent distillation range tube and the built-in straight distillation range tube are respectively described below.

The first implementation mode comprises the following steps:

in the embodiment, the built-in distillation range tube in the integrated distillation temperature-control condensing device is a bent distillation range tube.

As shown in fig. 1, the distillation temperature-control condensing device comprises a condensing box body assembly 1, a refrigerating pipe 2, a heating pipe 3, a bent distillation range pipe 4, a condensing box cover 5, a temperature measuring sensor 6, a stirring device 7, a discharge valve 8, a refrigerant 9, a box body heat-insulating layer 10 and a box cover heat-insulating layer 11.

The case insulation 10 and the case cover insulation 11 are removed in the illustrations of fig. 2 and 3 in order to clearly show the internal arrangement.

As shown in fig. 1, 4 and 5, the condensation box body component 1 is a hollow box body component with a polyhedral structure, and a top plate is provided with a hole; the inside of the condensing box body component 1 is filled with a refrigerant 9 which is contacted with the bending distillation range tube 4, the refrigerating tube 2 and the heating tube 3 arranged in the condensing box body component 1 to transfer heat among the three.

The condenser cover 5 is fixed on the opening side of the top plate of the condenser box assembly 1 to seal the condenser box assembly 1. The tank insulation layer 10 is disposed outside the condensation tank assembly 1 to prevent the condensation tank assembly 1 from exchanging heat with an external environment. The tank cover insulating layer 11 is disposed outside the condensation tank cover 5 to prevent the condensation tank cover 5 from exchanging heat with the external environment.

The stirring device 7 is arranged in the middle of the condensing box cover 5, so as to be beneficial to effectively stirring the refrigerant 9 in the condensing box body assembly; the temperature sensor 6 is fixed on the condensing box cover 5 near the stirring device 7, contacts with the refrigerant 9 and measures the temperature of the refrigerant 9. The discharge valve 8 is arranged at the bottommost position of the refrigerant water level of the condensation box body assembly 1 and is fixed with the condensation box body assembly 1 in a sealing mode.

As shown in FIGS. 1, 3, 6 and 7, the distillation range tube of this example is a 15 DEG gradient curved distillation range tube 4, as required by standard GB/T6536, made of a metal tube with excellent heat conductivity and having an inlet 121 and an outlet 122, with the distillation outlet facing downward, for collecting and guiding the distillation condensate.

As shown in fig. 1, 2, 3 and 6, the side of the curved distillation range tube 4 is provided with the refrigeration tubes 2 at equal intervals, the refrigeration tubes 2 are sealed and fixed with the condensation box body assembly 1, the refrigeration tubes 2 are internally circulated with refrigerant, and the outside is contacted with the refrigerant 9 to reduce the temperature of the refrigerant 9. Heating pipes 3 are arranged on the side surface of the bent distillation range pipe 4 at equal intervals and are hermetically fixed with the condensing box body component 1, and the outer sides of the heating pipes 3 are in contact with a refrigerant 9 to heat the refrigerant 9.

Illustratively, the refrigeration tube 2 and the heating tube 3 are located on different sides of the curved distillation range tube 4; in this example, the heating tubes 3 and the cooling tubes 2 are respectively arranged equidistantly above and below the curved distillation range tube 4.

Fig. 4 is a perspective view of the condenser box assembly 1 in an embodiment of a curved distillation range tube condenser box assembly, the condenser box assembly 1 comprising a first curved plate 101, a second curved plate 102, a third flat plate 103, a fourth sloping plate 104, a fifth plate 105, a sixth plate 106.

Wherein, the first curved plate 101 and the second curved plate 102 are respectively arranged at the inner side and the outer side of the curved distillation range tube 5; the middle of the third flat plate 103 is provided with a hole which is welded with the tops of the first curved plate 101 and the second curved plate 102, and the upper side of the curved distillation range pipe 4 is provided with a top plate of the condensation box body assembly 1; the third flat panel 103 is further connected and matched with the condenser cover 5 shown in fig. 1, so that the condenser cover 5 is fixed on the open hole side of the third flat panel 103 of the condenser box body assembly 1 to seal the condenser box body assembly 1; the fourth sloping plate 104 is located below the curved distillation range 4, opposite to the third flat plate 103, and is welded to the bottom of the first curved plate 101 and the second curved plate 102, which is the bottom plate of the condenser box assembly 1.

The fifth plate 105 is provided with a first through hole 107 and is welded to an inlet port 121 (see fig. 1) of the curved distillation range tube 4, and the fifth plate 105 is welded to first ends of the first curved plate 101, the second curved plate 102, the third flat plate 103, and the fourth inclined plate 104. The sixth panel 106 is provided with a second through hole 108 and is welded with an output port 122 (see fig. 1) of the curved distillation range tube 4, and the sixth panel 106 is welded with the second ends of the first curved plate 101, the second curved plate 102, the third flat panel 103 and the fourth inclined plate 104; the spatial gradient of the first through-hole 107 and the second through-hole 108 was 15 °, which coincided with the gradient of the curved distillation range tube 4.

As shown in FIG. 3, the gradient of the inclination of the fourth inclined plate 104 is consistent with the gradient of 15 degrees from the inlet 121 to the outlet 122 of the curved distillation range tube 4, and the normal distance between the fourth inclined plate 104 and the outer wall of the curved distillation range tube 4 is not less than 10 mm.

Illustratively, as shown in FIG. 4, the first curved plate 101 and the second curved plate 102 may be curved plates having the same cylindrical surface as the curved distillation range 4 and tangent planes thereof, and made of a metal material.

Alternatively, as shown in fig. 5, the first curved plate 101 may be a substantially cylindrical panel 1011 formed by splicing a plurality of flat plates; similarly, the second curved plate 102 may be a substantially cylindrical panel 1012 formed by splicing a plurality of flat plates.

The refrigeration pipe 2 can be a metal pipe with excellent heat conduction, and two ends of the refrigeration pipe are hermetically fixed with refrigeration pipe holes 109 and 110 formed in the condensation box body component 1. Illustratively, the refrigerant tubes 2 shown in fig. 1 and 6 are in the form of bent refrigerant tubes disposed equidistantly on the sides of the bent distillation range tube 4. Alternatively, the refrigeration tube shown in FIG. 7 is a hollow metal tube 52 of a helical structure wound around the outside of the distillation range tube.

The heating pipe 3 is an electric heating pipe, and the number of the heating pipes can be one or more (not shown); two ends of the heating pipe 3 are sealed and fixed with heating pipe holes 111 and 112 arranged on the condensing box body component 1. The temperature of the refrigerant 9 is controlled to be balanced at a predetermined temperature by adjusting the refrigerant flowing through the refrigerant pipe 2 and controlling the PID control heating of the heating pipe 3.

As shown in fig. 6 and 7, the heating pipe 3 may be a bending type heating pipe, and is disposed at equal intervals on the side of the bending distillation range pipe 4. Alternatively, in an example not shown in the figures, the heating tube may also be a helical heating tube wound outside the curved distillation range tube.

As shown in fig. 4, it is preferable to open two refrigerant pipe holes 109 and 110 near both ends of the first curved plate 101 for installing the refrigerant pipes 2 in consideration of convenience of operation and maintenance. Two heater tube holes 111 and 112 are preferably opened near both ends of the third flat plate 103 for mounting the heater tube 3.

As shown in fig. 2, the stirring device 7 is an impeller stirring device 702 driven by a motor 701, and is used for stirring the refrigerant 9. The exemplary temperature sensor 6 is a Pt sensor.

The second embodiment:

in the embodiment, the built-in distillation range tube in the integrated distillation temperature-control condensing device is a linear distillation range tube.

As shown in fig. 8, the distillation temperature-control condensing device includes a condensing box assembly 21, a refrigerating pipe 22, a heating pipe 23, a straight distillation range pipe 24, a condensing box cover 25, a temperature sensor 26, a stirring device 27, a discharge valve 28, a refrigerant 29, a box insulating layer 30, and a box cover insulating layer 31.

In the illustrations of fig. 9 and 10, the case insulation 30 and the case cover insulation 31 are removed for clarity of the internal arrangement.

As shown in fig. 8 and 11, the condensing box body assembly 21 is a hollow box body assembly with a polyhedral structure, and a top plate is provided with an opening; the inside of the condensing box assembly 21 is filled with a refrigerant 29 which is in contact with the linear distillation range tube 24, the refrigerating tube 22 and the heating tube 23 disposed in the condensing box assembly 21 to transfer heat among the three.

As shown in fig. 8 and 11, a condensing case cover 25 is fixed to a ceiling opening side of the condensing case assembly 21 to seal the condensing case assembly 21. The tank insulating layer 30 is disposed outside the condensing tank assembly 21 to prevent the condensing tank assembly 21 from exchanging heat with an external environment. The cover insulating layer 31 is disposed outside the condensation cover 25 to prevent the condensation cover 25 from exchanging heat with an external environment.

The agitating device 27 is provided at a central position of the condensing case cover 25 to facilitate efficient agitation of the refrigerant 29 in the condensing case assembly 21. The temperature sensor 26 is fixed to the condenser cover 25 at a position close to the stirring device 27, and contacts the refrigerant 29 to measure the temperature of the refrigerant 29. The discharge valve 28 is disposed at the lowest position of the refrigerant level of the condensing case assembly 21 and is hermetically fixed to the condensing case assembly 21.

As shown in FIGS. 8, 9, 12 and 13, the distillation range tube of this example is a 15 DEG gradient straight-line distillation range tube 24 as required by GB/T6536, which is made of a metal tube having excellent heat conductivity and having an inlet 2121 and an outlet 2122, and the distillation outlet is directed downward to collect and guide the distillation condensate.

As shown in fig. 8, 9, 10 and 12, the refrigeration tubes 22 are equidistantly arranged on the side surface of the straight distillation range tube 24, and are hermetically fixed with the condensation box body assembly 21, the refrigeration tubes 22 are internally circulated with refrigerant, and the outside is contacted with the refrigerant 29 to reduce the temperature of the refrigerant 29; heating pipes 23 are arranged on the side surface of the straight distillation range pipe 24 at equal intervals and are hermetically fixed with the condensing box body assembly 21, and the outer sides of the heating pipes 23 are in contact with the refrigerant to heat the refrigerant 29. The refrigeration and heating tubes 22 and 23 of this example are located on different sides of the straight distillation range tube 24.

FIG. 8 is a condensate tank assembly 21 of an embodiment of a straight-range tube condensate tank assembly comprising: a seventh flat panel 2101, an eighth flat panel 2102, a ninth flat panel 2103, a tenth inclined panel 2104, an eleventh panel 2105, a twelfth panel 2106.

Wherein the seventh and eighth planar plates 2101 and 2102 are disposed on opposite sides of the straight distillation range tube 24; the ninth plane plate 2103 is provided with a hole in the middle, is welded with the tops of the seventh plane plate 2101 and the eighth plane plate 2102, is positioned at the upper side of the straight distillation range pipe 24, and is a top plate of the condensation box body assembly 21; the ninth flat plate 2103 is further connected and matched with the condenser cover 25, so that the condenser cover 25 is fixed on the open side of the ninth flat plate 2103 to seal the condenser box assembly 21; the tenth inclined plate 2104 is opposed to the ninth flat plate 2103, is located on the lower side of the linear distillation range tube 24, is welded to the bottom of the seventh flat plate 2101 and the eighth flat plate 2102, and is the bottom plate of the condenser tank assembly 21.

The eleventh face plate 2105 has a third through hole 2107 welded to the inlet 2121 of the linear distillation range tube 24, and the eleventh face plate 2105 is welded to the first ends of the seventh, eighth, ninth and tenth inclined plates 2101, 2102 and 2104.

The twelfth face plate 2106 is provided with a fourth through hole 2108 welded to the output port 2122 of the straight range tube 24, and the twelfth face plate 2104 is welded to the second ends of the seventh face plate 2101, the eighth face plate 2102, the ninth face plate 2103 and the tenth inclined plate 2104; the gradient of the third through hole 2107 and the fourth through hole 2108 is 15 degrees, and is consistent with the gradient of the straight distillation range tube 24.

As shown in fig. 9, the tenth inclined plate 2104 corresponds to a 15 ° gradient from the inlet 2121 to the outlet 2122 of the straight distillation range tube 24, and the normal distance from the tenth inclined plate 2104 to the outer wall of the distillation range tube 24 is not less than 10 mm.

The refrigeration pipe 22 may be a metal pipe with excellent heat conduction, and both ends of the refrigeration pipe are sealed and fixed with the refrigeration pipe holes 2109, 2110 formed on the condensation box body assembly 21. Illustratively, the refrigerant tubes 22 shown in fig. 8 and 12 are straight refrigerant tubes disposed equidistantly on the sides of the straight distillation range tube 24. Alternatively, the refrigeration tube as shown in FIG. 13 is a hollow metal tube 522 in a spiral configuration wrapped around the outside of the distillation range tube.

The heating pipe 23 is an electric heating pipe, and the number of the heating pipes is one or more (not shown); the two ends of the heating pipe 23 are sealed and fixed with the heating pipe holes 2111 and 2112 arranged on the condensing box body assembly 21. The temperature of the heating refrigerant 29 is controlled to be balanced at a set temperature by adjusting the refrigerant flowing through the cooling pipe 22 and controlling PID-controlled heating of the heating pipe 23.

As shown in fig. 12 and 13, the heating pipe 23 may be a straight heating pipe, and may be disposed on the side of the straight distillation range pipe 24 at equal intervals. Alternatively, in an example not shown in the figure, the heating tube may be a spiral heating tube wound outside the straight distillation range tube.

As shown in fig. 11, it is preferable to open refrigerant tube holes 2109 and 2110 on the eighth plane plate 2102 for installing the refrigerant tube 22 in consideration of convenience in operation and maintenance. Heater tube holes 2111 and 2112 are preferably provided in the ninth flat plate 2103 for mounting the heater tube 23.

As shown in fig. 9, the stirring device 27 is an impeller stirring device 2702 driven by a motor 2701 and is used for stirring the refrigerant 29. The exemplary temperature sensor 26 is a Pt sensor.

The preferred embodiments according to the various aspects of the present invention have been described above in connection with two examples of specific embodiments, and some possible alternatives have been mentioned. It is understood that the above description is intended to be illustrative, and not restrictive, and that various changes and modifications may be suggested to one skilled in the art in view of the above description without departing from the scope of the invention. Such variations and modifications are also intended to be included within the scope of the present invention. Features used in one embodiment may be used in other embodiments as the technology allows.

Claims (10)

1. An integrated distillation temperature-control condensing device is characterized by comprising: the device comprises a condensation box body assembly, a refrigeration pipe, a heating pipe, a distillation range pipe, a condensation box cover and a refrigerant; wherein the content of the first and second substances,

the condensation box body component is a hollow box body component with a polyhedral structure and is provided with a top plate with an opening;

the condensation box cover is fixed on the condensation box body assembly and connected with the top plate with the opening to seal the condensation box body assembly;

the refrigerant is filled in the condensing box body assembly and is in contact with the distillation range tube, the refrigerating tube and the heating tube which are arranged in the condensing box body assembly to transfer heat among the distillation range tube, the refrigerating tube and the heating tube;

the distillation range tube is provided with a set gradient, can conduct heat, and is provided with an input port and an output port, the output port faces downwards, and distillation condensate is collected and guided; the distillation range tube is a straight distillation range tube or a bent distillation range tube;

the main body of the refrigeration pipe is arranged beside the distillation range pipe at intervals; the part of the condensing box body assembly fixedly mounted on the refrigerating pipe is sealed;

the main body of the heating pipe is arranged beside the distillation range pipe at intervals; the part of the condensing box body component fixedly installed on the heating pipe is sealed.

2. The integrated distillation temperature-controlled condensation device according to claim 1,

the condensing box body component is a bent distillation range tube condensing box body component, wherein the distillation range tube is a bent distillation range tube;

in the bent distillation range tube condensation box body assembly, a first curved plate and a second curved plate are respectively arranged on two sides of the bent distillation range tube;

the middle of the plate body of the third flat panel is provided with a hole, the hole is a top plate of the condensation box body assembly of the bent distillation range tube, is positioned on the upper side of the bent distillation range tube, and is welded with the top of each of the first curved plate and the second curved plate; the third plane is also connected and matched with the condenser cover, so that the condenser cover is fixed at the opening of the third flat panel;

the fourth inclined plate is an inclined plate, is opposite to the third flat panel, is positioned at the lower side of the bent distillation range tube, and is a bottom plate of the bent distillation range tube condensation box body assembly; the fourth sloping plate is welded with the respective bottoms of the first curved plate and the second curved plate;

the fifth panel is provided with a first through hole which is welded with the input port of the bending distillation range tube; the fifth panel is welded with the first ends of the first curved plate, the second curved plate, the third flat panel and the fourth inclined plate;

the sixth plate is provided with a second through hole which is welded with the output port of the bending distillation range tube; the sixth panel is welded to the second ends of the first curved plate, the second curved plate, the third flat plate and the fourth sloping plate.

3. The integrated distillation temperature-controlled condensation device according to claim 1,

the condensing box body component is a straight distillation range tube condensing box body component, wherein the distillation range tube is a straight distillation range tube;

in the condensation box body assembly of the straight distillation range tube, a seventh plane plate and an eighth plane plate are respectively arranged at two sides of the straight distillation range tube;

a hole is formed in the middle of the plate body of the ninth plane plate, is a top plate of the condensation box body assembly of the linear distillation range tube, is positioned on the upper side of the linear distillation range tube, and is welded with the top of each of the seventh plane plate and the eighth plane plate; the ninth plane plate is also connected and matched with the condensation box cover, so that the condensation box cover is fixed at the position of the opening of the ninth plane plate;

the tenth inclined plate is an inclined plate, is opposite to the ninth plane plate, is positioned at the lower side of the linear distillation range tube, is a bottom plate of the condensation box body assembly of the linear distillation range tube, and is welded with the respective bottoms of the seventh plane plate and the eighth plane plate;

the eleventh panel is provided with a third through hole which is welded with the input port of the straight-line distillation range tube; the eleventh panel is also welded with the first ends of the seventh plane plate, the eighth plane plate, the ninth plane plate and the tenth sloping plate respectively;

the twelfth panel is provided with a fourth through hole which is welded with the output port of the straight-line distillation range tube; the twelfth face plate is also welded to respective second ends of the seventh face plate, the eighth face plate, the ninth face plate, and the tenth sloping plate.

4. The integrated distillation temperature-controlled condensation device according to claim 2 or 3, characterized by comprising any one or more of the following:

the condensation box body assembly is made of a metal plate;

the distillation range tube gradient is 15 °;

the top plate of the condensation box body component is a plane plate, and the bottom plate of the condensation box body component is an inclined plate;

the bottom plate of the condensing box body assembly has an inclined gradient which is consistent with the gradient of the distillation range tube;

and the normal distance between the bottom plate of the condensing box body assembly and the outer wall of the distillation range tube is not less than 10 mm.

5. The integrated distillation temperature-controlled condensation device according to claim 2,

in the bent distillation range tube condensation box body assembly, the first curved plate is an integral cylindrical curved plate or an approximate cylindrical curved plate formed by splicing a plurality of plane plates;

in the bent distillation range tube condensation box body assembly, the second curved plate is an integral cylindrical curved plate or an approximate cylindrical curved plate formed by splicing a plurality of plane plates.

6. The integrated distillation temperature-controlled condensation device according to claim 4,

the refrigeration pipe is a metal pipe, and a refrigerant flows through the refrigeration pipe; the main body of the refrigeration pipe is equally spaced from the corresponding position of the distillation range pipe;

the condensation box body assembly is provided with two refrigeration pipe through holes for mounting two ends of a refrigeration pipe, and the refrigeration pipe through holes and the refrigeration pipes are sealed and fixed; the space gradient between the through holes of the two refrigerating tubes is consistent with the gradient of the distillation range tube;

the condensing box body assembly is a straight distillation range tube condensing box body assembly, when the distillation range tube is a straight distillation range tube, the refrigerating tube is a straight refrigerating tube positioned on the side surface of the distillation range tube, or the refrigerating tube is a hollow tube of a spiral structure wound outside the distillation range tube;

the condenser box body component is a bent distillation range tube, when the distillation range tube is a bent distillation range tube, the refrigeration tube is a bent refrigeration tube positioned on the side surface of the distillation range tube and is consistent with the bending form of the distillation range tube, or the refrigeration tube is a hollow tube of a spiral structure wound outside the distillation range tube.

7. The integrated distillation temperature-controlled condensation device according to claim 4, wherein the heating pipes are one or more electric heating pipes;

the main body of the heating pipe is equally spaced from the corresponding position of the distillation range pipe; the condensation box body assembly is provided with two heating pipe through holes which are arranged at two ends of the heating pipe, and the heating pipe through holes and the heating pipe are sealed and fixed;

the condensing box body component is a straight-line distillation range tube condensing box body component, and when the distillation range tube is a straight-line distillation range tube, the heating tube is a straight-line heating tube positioned on the side surface of the distillation range tube, or the heating tube is a spiral heating tube wound outside the distillation range tube;

the condensing box body component is a bent distillation range pipe condensing box body component, when the distillation range pipe is a bent distillation range pipe, the heating pipe is a bent heating pipe positioned on the side surface of the distillation range pipe and is consistent with the bent form of the distillation range pipe, or the heating pipe is a spiral heating pipe wound outside the distillation range pipe.

8. The integrated distillation temperature-controlled condensation device according to claim 2 or 3, further comprising:

the box body heat-insulating layer is arranged on the outer side of the condensation box body assembly;

the box cover heat-insulating layer is arranged on the outer side of the condensation box cover;

the stirring device is fixed at the condenser cover, contacts with the refrigerant and stirs the refrigerant;

the temperature measuring sensor is fixed at the condenser box cover, is in contact with the refrigerant and measures the temperature of the refrigerant;

and the discharge valve is arranged at the bottommost position of the refrigerant water level of the condensation box body assembly and is fixedly sealed with the condensation box body assembly.

9. The integrated distillation temperature-controlled condensation device according to claim 8, wherein the stirring device is a motor-driven impeller stirring device for disturbing the refrigerant.

10. The integrated distillation temperature-control condensation device according to claim 8, wherein the temperature sensor is a Pt sensor.

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