CN114893910A - Energy-saving heat-conducting oil boiler - Google Patents
Energy-saving heat-conducting oil boiler Download PDFInfo
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- CN114893910A CN114893910A CN202210475807.5A CN202210475807A CN114893910A CN 114893910 A CN114893910 A CN 114893910A CN 202210475807 A CN202210475807 A CN 202210475807A CN 114893910 A CN114893910 A CN 114893910A
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- heat exchange
- exchange tube
- oil
- heat
- cylinder
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- 239000003921 oil Substances 0.000 claims abstract description 141
- 239000010724 circulating oil Substances 0.000 claims abstract description 39
- 238000004804 winding Methods 0.000 claims abstract description 15
- 238000009413 insulation Methods 0.000 claims description 23
- 238000002485 combustion reaction Methods 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 4
- 239000003546 flue gas Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims 1
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 description 6
- 238000009792 diffusion process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H7/00—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release
- F24H7/005—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release using fluid fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
- F24H15/305—Control of valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1832—Arrangement or mounting of combustion heating means, e.g. grates or burners
- F24H9/1836—Arrangement or mounting of combustion heating means, e.g. grates or burners using fluid fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2014—Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
- F24H9/2028—Continuous-flow heaters
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
Abstract
The invention provides an energy-saving heat-conducting oil boiler, which comprises a boiler body, a circulating oil pump and heat-requiring equipment, wherein the boiler body, the circulating oil pump and the heat-requiring equipment are mutually communicated through pipelines; a first heat exchange tube and a second heat exchange tube are arranged inside the boiler body, the first heat exchange tube and the second heat exchange tube are both spiral coil tube structures, the spiral winding diameter of the second heat exchange tube is larger than that of the first heat exchange tube, and the winding distance of tube bodies of the second heat exchange tube is larger than that of the first heat exchange tube; one ends of the first heat exchange tube and the second heat exchange tube are communicated with an oil outlet of the circulating oil pump through pipelines, the other ends of the first heat exchange tube and the second heat exchange tube are communicated with an oil inlet of the heat-requiring equipment through pipelines, and the oil outlet of the heat-requiring equipment is communicated with the oil inlet of the circulating oil pump through pipelines; the structure is novel, the flame utilization efficiency can be improved, and the energy consumption can be reduced; the mode of the heat exchange pipeline in the furnace can be adjusted in time according to the heat consumption condition, so that the oil transportation resistance can be reduced, the power consumption of the circulating oil pump is reduced, and the energy conservation and environmental protection are promoted.
Description
Technical Field
The invention relates to the field of boilers, in particular to an energy-saving heat conduction oil boiler.
Background
The heat conduction oil boiler is a boiler using heat conduction oil as a heat-carrying medium, generally coal, oil and gas are used as fuel, the heat conduction oil is used as the heat-carrying medium, the liquid-phase heat conduction oil boiler uses a hot oil circulating oil pump to force the medium to carry out liquid-phase circulation, heat energy is transmitted to heat-using equipment and then returns to a heating furnace to be reheated, and circulating continuous heat supply is realized; although the existing boilers are common in the market, due to the limitation of production cost, part of the boilers are relatively simple in structure, and the defects in the utilization efficiency of flame and the power consumption rate of an oil pump still exist and need to be improved.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide an energy-saving heat conduction oil boiler which is novel in structure, can improve the utilization efficiency of flame and reduce energy consumption; the mode of the heat exchange pipeline in the furnace can be adjusted in time according to the heat consumption condition, so that the oil transportation resistance can be reduced, the power consumption of the circulating oil pump is reduced, and the energy conservation and environmental protection are promoted.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides an energy-saving heat-conducting oil boiler, which comprises a boiler body, a circulating oil pump and heat-requiring equipment, wherein the boiler body, the circulating oil pump and the heat-requiring equipment are mutually communicated through pipelines; a first heat exchange tube and a second heat exchange tube are arranged inside the boiler body, the first heat exchange tube and the second heat exchange tube are both spiral coil tube structures, the spiral winding diameter of the second heat exchange tube is larger than that of the first heat exchange tube, and the winding distance of tube bodies of the second heat exchange tube is larger than that of the first heat exchange tube; one ends of the first heat exchange tube and the second heat exchange tube are communicated with an oil outlet of the circulating oil pump through pipelines, the other ends of the first heat exchange tube and the second heat exchange tube are communicated with an oil inlet of the heat-requiring equipment through pipelines, and the oil outlet of the heat-requiring equipment is communicated with an oil inlet of the circulating oil pump through pipelines.
In a preferred technical scheme of the invention, the boiler body comprises a boiler body, a burner, a guide head, a first heat exchange tube and a second heat exchange tube; the first heat exchange tube and the second heat exchange tube are both arranged in the furnace body, the winding axes of the first heat exchange tube and the second heat exchange tube are overlapped, and a space is reserved between the first heat exchange tube and the second heat exchange tube; both ends of the first heat exchange tube and both ends of the second heat exchange tube protrude out of the outer wall of the furnace body; the burner is arranged at one end of the furnace body, a nozzle of the burner extends into the furnace body, the nozzle of the burner is connected with the guide head, and flame sprayed by the burner is sprayed out through the guide head to expand the combustion range.
In a preferred technical scheme of the invention, a first flow channel, a second flow channel and a third flow channel are arranged in the guide head, and the flaring guide directions of the third flow channel, the second flow channel and the first flow channel are different and respectively correspond to the interior of the first heat exchange tube, the space between the first heat exchange tube and the second heat exchange tube and the outer side of the second heat exchange tube.
In a preferred technical scheme of the invention, the guide head comprises a cylinder body, a first guide cylinder and a second guide cylinder; one end of the cylinder is connected and communicated with a nozzle of the burner; the axes of the first guide cylinder, the second guide cylinder and the cylinder body are superposed, the cylinder body is positioned at the outer side of the first guide cylinder, and the first guide cylinder is positioned at the outer side of the second guide cylinder; the first guide cylinder is of a conical thin-wall structure, the outer wall of the second guide cylinder is of a conical structure, and the narrowing ends of the first guide cylinder and the second guide cylinder are close to one side of the combustor; a first flow channel is formed between the outer wall of the first guide cylinder and the inner wall of the cylinder body, a second flow channel is formed between the second guide cylinder and the first guide cylinder, and a third flow channel is formed inside the second guide cylinder; the flame sprayed out through the third flow channel can enter the interior of the first heat exchange tube, the flame sprayed out through the second flow channel can enter a local area between the first heat exchange tube and the second heat exchange tube, and the flame sprayed out through the first flow channel can stretch to the exterior of the second heat exchange tube.
In a preferred technical scheme of the invention, the furnace body comprises an inner cylinder, an outer cylinder, a heat-insulating layer and a cylinder cover; the axes of the inner cylinder, the heat-insulating layer and the outer cylinder are superposed and are sequentially arranged from inside to outside, and the cylinder cover is arranged at the open end of the outer cylinder to form a plug; one end of the inner cylinder is fixedly arranged on the inner wall of the end part of the outer cylinder, the heat insulation layer is arranged on the outer wall of the inner cylinder, a heat insulation clamping cavity is formed between the outer wall of the heat insulation layer and the inner wall of the outer cylinder, the inner cylinder and the heat insulation layer are provided with communicated air holes, and the interior of the inner cylinder is communicated with the heat insulation clamping cavity through the air holes; the outer wall of the furnace body is provided with an exhaust pipe and a barometer, the exhaust pipe and the barometer are both communicated with the heat insulation clamping cavity, the exhaust pipe is communicated with external flue gas treatment equipment through a gas pipe, and the gas pipe is provided with a fifth stop valve and a fifth electromagnetic valve.
In a preferred technical scheme of the invention, the inner cylinder and the outer cylinder are of an integrally formed structure, and the end parts of the open ends are flush.
In a preferred technical scheme of the invention, an oil inlet of a first heat exchange tube is communicated with a first oil delivery tube, and an oil outlet of the first heat exchange tube is communicated with a second oil delivery tube; an oil inlet of the second heat exchange tube is communicated with a third oil delivery tube, and an oil outlet of the second heat exchange tube is communicated with a fourth oil delivery tube; the first oil conveying pipe and the third oil conveying pipe are converged to an oil outlet of the circulating oil pump through a first three-way pipe, the second oil conveying pipe and the fourth oil conveying pipe are converged to an oil inlet of the heat demand equipment through a second three-way pipe, and the heat demand equipment is communicated with the circulating oil pump through a fifth oil conveying pipe; the first oil conveying pipe is provided with a first stop valve and a first electromagnetic valve, the second oil conveying pipe is provided with a second stop valve and a second electromagnetic valve, the third oil conveying pipe is provided with a third stop valve and a third electromagnetic valve, and the fourth oil conveying pipe is provided with a fourth stop valve and a fourth electromagnetic valve.
In a preferred technical scheme of the invention, the first stop valve and the first electromagnetic valve are both arranged at one end of the first oil delivery pipe close to the circulating oil pump; the third stop valve and the third electromagnetic valve are arranged at one end of the third oil delivery pipe close to the circulating oil pump; the second stop valve and the second electromagnetic valve are arranged at one end of the second oil pipeline close to the boiler body; fourth stop valve and fourth solenoid valve all locate the one end that fourth defeated oil pipe is close to the boiler body.
The invention has the beneficial effects that:
the energy-saving heat conduction oil boiler is novel in structure, the first heat exchange tube and the second heat exchange tube are arranged in the boiler body and are both in spiral coil structures, so that the heat exchange area can be effectively enlarged, the combustion heat is fully utilized, and the waste of heat is reduced; the spiral winding diameter of the second heat exchange tube is larger than that of the first heat exchange tube, and the winding distance of the tube bodies of the second heat exchange tube is larger than that of the tube bodies of the first heat exchange tube, so that the first heat exchange tube or the second heat exchange tube in the furnace can be singly used as an oil conveying channel according to the actual heat utilization requirement, the first heat exchange tube and the second heat exchange tube can also be shared for oil conveying, and the mode of timely adjusting the heat exchange tubes in the furnace according to the heat utilization condition can be realized;
when the conventional heat demand is met, the first heat exchange tube is used as an oil transportation channel, so that the preset heat exchange efficiency can be realized, and the heat supply efficiency can also be met;
when the heat demand is increased to a middle area, the operating frequency of the circulating oil pump is increased to a preset range, and the second heat exchange tube is used singly, so that the turning number of the tube body can be reduced compared with the turning number of the first heat exchange tube, the oil transportation resistance is reduced, the sufficient flow rate and heat supply are realized under the condition that the power of the circulating oil pump is not required to be increased too much, and the power consumption can be reduced to a certain extent; combines the first heat exchange tube and the second heat exchange tube
When the heat demand is increased to a height area, the operating frequency of the circulating oil pump is increased to a preset range, the first heat exchange tube and the second heat exchange tube are shared for oil transportation, the diameter of the oil transportation tube is increased, the resistance can be reduced to a certain extent, sufficient oil supply amount can be ensured to be maintained, and the required heat supply is realized; the design does not need to increase the power of the circulating oil pump singly and excessively, can also realize sufficient flow velocity and heat supply, and can reduce power consumption to a certain extent.
Drawings
FIG. 1 is a schematic diagram illustrating oil path distribution of an energy-saving heat transfer oil boiler according to an embodiment of the present invention;
FIG. 2 is a schematic view of the internal structure of a boiler body provided in an embodiment of the present invention;
FIG. 3 is a cross-sectional view of a guide head provided in an exemplary embodiment of the present invention;
FIG. 4 is a side view of a guide head provided in an exemplary embodiment of the present invention;
fig. 5 is a schematic diagram of the path of the flame emitted from the burner through the guide head in accordance with an embodiment of the present invention.
In the figure:
100. a boiler body; 110. a first heat exchange tube; 120. a second heat exchange tube; 130. a furnace body; 131. an inner barrel; 132. an outer cylinder; 133. a heat-insulating layer; 134. a cylinder cover; 135. a thermally insulating clamp cavity; 136. air holes; 140. a burner; 150. a guide head; 151. a first flow passage; 152. a second flow passage; 153. a third flow path; 154. a barrel; 155. a first guide cylinder; 156. a second guide cylinder; 160. an exhaust pipe; 170. a barometer; 200. a circulating oil pump; 300. a heat-requiring device; 400. a gas delivery pipe; 410. a fifth stop valve; 420. a fifth solenoid valve; 510. a first oil delivery pipe; 511. a first shut-off valve; 512. a first solenoid valve; 520. a second oil delivery pipe; 521. a second stop valve; 522. a second solenoid valve; 530. a third oil delivery pipe; 531. a third stop valve; 532. a third electromagnetic valve; 540. a fourth oil delivery pipe; 541. a fourth stop valve; 542. a fourth solenoid valve; 550. and a fifth oil delivery pipe.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
As shown in fig. 1 and 2, in the embodiment of the present invention, an energy-saving heat transfer oil boiler is disclosed, which includes a boiler body 100, a circulating oil pump 200, and a heat demand device 300, which are interconnected through pipes; a first heat exchange tube 110 and a second heat exchange tube 120 are arranged inside the boiler body 100, the first heat exchange tube 110 and the second heat exchange tube 120 are both in a spiral coil tube structure, the spiral winding diameter of the second heat exchange tube 120 is larger than that of the first heat exchange tube 110, and the winding distance of tube bodies of the second heat exchange tube 120 is larger than that of the tube bodies of the first heat exchange tube 110; one end of each of the first heat exchange tube 110 and the second heat exchange tube 120 is communicated with an oil outlet of the circulating oil pump 200 through a pipeline, the other end of each of the first heat exchange tube 110 and the second heat exchange tube 120 is communicated with an oil inlet of the heat demand equipment 300 through a pipeline, and an oil outlet of the heat demand equipment 300 is communicated with an oil inlet of the circulating oil pump 200 through a pipeline.
The energy-saving heat conduction oil boiler is novel in structure, the first heat exchange tube and the second heat exchange tube are arranged inside the boiler body and are both in spiral coil tube structures, so that the heat exchange area can be effectively enlarged, the combustion heat is fully utilized, and the waste of heat is reduced; the spiral winding diameter of the second heat exchange tube is larger than that of the first heat exchange tube, and the winding distance of the tube bodies of the second heat exchange tube is larger than that of the tube bodies of the first heat exchange tube, so that the first heat exchange tube or the second heat exchange tube in the furnace can be singly used as an oil conveying channel according to the actual heat utilization requirement, the first heat exchange tube and the second heat exchange tube can also be shared for oil conveying, and the mode of timely adjusting the heat exchange tubes in the furnace according to the heat utilization condition can be realized;
when the conventional heat demand is met, the first heat exchange tube is used as an oil transportation channel, so that the preset heat exchange efficiency can be realized, and the heat supply efficiency can also be met;
when the heat demand is increased to a middle area, the operating frequency of the circulating oil pump is increased to a preset range, and the second heat exchange tube is used singly, so that the turning number of the tube body can be reduced compared with the turning number of the first heat exchange tube, the oil transportation resistance is reduced, the sufficient flow rate and heat supply are realized under the condition that the power of the circulating oil pump is not required to be increased too much, and the power consumption can be reduced to a certain extent; combines the first heat exchange tube and the second heat exchange tube
When the heat demand is increased to a height area, the operating frequency of the circulating oil pump is increased to a preset range, the first heat exchange tube and the second heat exchange tube are shared for oil transportation, the diameter of the oil transportation tube is increased, the resistance can be reduced to a certain extent, sufficient oil supply amount can be ensured to be maintained, and the required heat supply is realized; the design does not need to increase the power of the circulating oil pump singly and excessively, can also realize sufficient flow velocity and heat supply, and can reduce power consumption to a certain extent.
Further, the boiler body 100 includes a furnace body 130, a burner 140, a guide head 150, a first heat exchange pipe 110, a second heat exchange pipe 120; the first heat exchange tube 110 and the second heat exchange tube 120 are both arranged in the furnace body 130, the winding axes of the first heat exchange tube 110 and the second heat exchange tube 120 are overlapped, and a space is reserved between the first heat exchange tube 110 and the second heat exchange tube 120, so that flame can be diffused conveniently, and the first heat exchange tube and the second heat exchange tube can be both combusted and heated conveniently; both ends of the first heat exchange tube 110 and both ends of the second heat exchange tube 120 protrude out of the outer wall of the furnace body 130, and the end parts are respectively provided with a movable joint so as to be connected with an external pipeline; the burner 140 is installed at one end of the furnace body 130, a nozzle of the burner 140 extends into the furnace body 130, the nozzle of the burner 140 is connected with the guide head 150, flame sprayed by the burner 140 is sprayed out through the guide head 150, the combustion range is expanded, the first heat exchange pipe and the second heat exchange pipe are sufficiently combusted, and heat conducting oil is heated.
Further, as shown in fig. 3 and 4, a first flow channel 151, a second flow channel 152 and a third flow channel 153 are arranged inside the guide head 150, and the flaring guide directions of the third flow channel 153, the second flow channel 152 and the first flow channel 151 are different and respectively correspond to the inside of the first heat exchange tube 110, the space between the first heat exchange tube 110 and the second heat exchange tube 120 and the outside of the second heat exchange tube 120, so that the guide diffusion of flame is realized through the guide head, and the flame burns the inside and the outside of the first heat exchange tube and the second heat exchange tube, thereby effectively improving the utilization of flame heat, reducing waste and promoting energy conservation.
Further, the guide head 150 includes a cylinder body 154, a first guide cylinder 155, a second guide cylinder 156; one end of the cylinder 154 is connected and communicated with the nozzle of the burner 140; the axes of the first guide cylinder 155, the second guide cylinder 156 and the cylinder body 154 are overlapped, the cylinder body 154 is positioned at the outer side of the first guide cylinder 155, the first guide cylinder 155 is positioned at the outer side of the second guide cylinder 156, and a flow channel is formed by utilizing the interval between the wall surfaces to realize the guide of flame; the first guide cylinder 155 is of a cone-shaped thin-wall structure, the outer wall of the second guide cylinder 156 is of a cone-shaped structure, and the narrowed ends are close to one side of the burner 140, so that the flared ends are close to one sides of the first heat exchange tube and the second heat exchange tube, and flame diffusion is facilitated; a first flow channel 151 is formed between the outer wall of the first guide cylinder 155 and the inner wall of the cylinder body 154, a second flow channel 152 is formed between the second guide cylinder 156 and the first guide cylinder 155, and a third flow channel 153 is formed inside the second guide cylinder 156; as shown in fig. 5, the flame sprayed out through the third flow channel can enter the inside of the first heat exchange tube, the flame sprayed out through the second flow channel can enter a local area between the first heat exchange tube and the second heat exchange tube, and the flame sprayed out through the first flow channel can spread to the outside of the second heat exchange tube; it should be noted that, because the flame does not move in a completely directional manner, the flame sprayed out will have a certain offset, so most of the flame sprayed out through the third flow channel enters the inside of the first heat exchange tube, most of the flame sprayed out through the second flow channel enters a local area between the first heat exchange tube and the second heat exchange tube, most of the flame sprayed out through the first flow channel spreads to the outside of the second heat exchange tube, and part of the flame may enter the local areas, so as to provide sufficient heating temperature for the first heat exchange tube and the second heat exchange tube.
Further, the furnace body 130 comprises an inner cylinder 131, an outer cylinder 132, a heat insulation layer 133 and a cylinder cover 134, and adopts an assembled structure, so that the processing and production of each component are convenient, and the assembly is also convenient; the axes of the inner cylinder 131, the insulating layer 133 and the outer cylinder 132 are coincident and are sequentially arranged from inside to outside, the cylinder cover 134 is covered on the open end of the outer cylinder 132 to form a plug, a relatively closed space is formed, the combustion heat is controlled in the furnace body, and the heat diffusion waste is reduced; one end of the inner cylinder 131 is fixedly arranged on the inner wall of the end part of the outer cylinder 132, the heat insulation layer 133 is arranged on the outer wall of the inner cylinder 131, a heat insulation clamping cavity 135 is formed between the outer wall of the heat insulation layer 133 and the inner wall of the outer cylinder 132, the inner cylinder 131 and the heat insulation layer 133 are provided with air holes 136 communicated with each other, the inner part of the inner cylinder 131 is communicated with the heat insulation clamping cavity 135 through the air holes, the heat insulation effect can be further enhanced by arranging the heat insulation clamping cavity, high-temperature smoke can enter the heat insulation clamping cavity, heat insulation is realized through waste heat smoke, heat is prevented from being rapidly transferred outwards, and heat insulation and waste heat utilization are realized; the outer wall of furnace body 130 is equipped with blast pipe 160 and barometer 170, blast pipe 160 and barometer 170 all communicate with thermal-insulated clamp chamber 135, blast pipe 160 passes through gas-supply pipe 400 intercommunication with outside flue gas treatment equipment, be equipped with fifth stop valve 410 and fifth solenoid valve 420 on the gas-supply pipe 400, the inside atmospheric pressure of furnace body can be monitored in real time to the barometer, cooperation through fifth stop valve and fifth solenoid valve, realize exhausting outwards, prevent that inside atmospheric pressure is too high, also can prevent that the flue gas from discharging outside fast and causing the waste of heat.
Further, the inner cylinder 131 and the outer cylinder 132 are of an integrally formed structure, and the end parts of the open ends are parallel and level, so that the processing and the production are convenient, and the subsequent cylinder cover can be conveniently plugged.
Further, a first oil delivery pipe 510 is communicated with an oil inlet of the first heat exchange pipe 110, and a second oil delivery pipe 520 is communicated with an oil outlet of the first heat exchange pipe 110; a third oil delivery pipe 530 is communicated with an oil inlet of the second heat exchange pipe 120, and a fourth oil delivery pipe 540 is communicated with an oil outlet of the second heat exchange pipe 120; the first oil delivery pipe 510 and the third oil delivery pipe 530 converge to an oil outlet of the circulating oil pump 200 through a first three-way pipe, the second oil delivery pipe 520 and the fourth oil delivery pipe 540 converge to an oil inlet of the heat demand equipment 300 through a second three-way pipe, and the heat demand equipment 300 is communicated with the circulating oil pump 200 through a fifth oil delivery pipe 550; the heat conducting oil among the circulating oil pump, the boiler body and the heat-requiring equipment is circularly conveyed; the first oil delivery pipe 510 is provided with a first stop valve 511 and a first electromagnetic valve 512, the second oil delivery pipe 520 is provided with a second stop valve 521 and a second electromagnetic valve 522, the third oil delivery pipe 530 is provided with a third stop valve 531 and a third electromagnetic valve 532, the fourth oil delivery pipe 540 is provided with a fourth stop valve 541 and a fourth electromagnetic valve 542, and the control and the opening and closing of the flow rate of heat transfer oil are realized through the plurality of stop valves and the electromagnetic valves, so that the conversion of each mode of the first heat exchange pipe and the second heat exchange pipe is realized.
Further, the first stop valve 511 and the first electromagnetic valve 512 are both disposed at one end of the first oil delivery pipe 510 close to the circulating oil pump 200; the third stop valve 531 and the third electromagnetic valve 532 are both disposed at one end of the third oil delivery pipe 530 close to the recycle oil pump 200; the corresponding first oil conveying pipe and the corresponding third oil conveying pipe can be closed in the area close to the circulating oil pump, so that heat conduction oil is reduced from entering a useless pipeline, and useless work is reduced; the second stop valve 521 and the second electromagnetic valve 522 are both arranged at one end of the second oil pipeline 520 close to the boiler body 100; the fourth stop valve 541 and the fourth electromagnetic valve 542 are both arranged at one end of the fourth oil delivery pipe 540 close to the boiler body 100; the structural design can limit the output of high-temperature heat conduction oil, prevent the heat conduction oil from entering a useless pipeline and reduce the heat waste of the high-temperature heat conduction oil.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.
Claims (8)
1. An energy-saving heat-conducting oil boiler comprises a boiler body, a circulating oil pump and heat-requiring equipment which are mutually communicated through pipelines; the method is characterized in that:
a first heat exchange tube and a second heat exchange tube are arranged inside the boiler body, the first heat exchange tube and the second heat exchange tube are both spiral coil tube structures, the spiral winding diameter of the second heat exchange tube is larger than that of the first heat exchange tube, and the winding distance of tube bodies of the second heat exchange tube is larger than that of the first heat exchange tube;
one ends of the first heat exchange tube and the second heat exchange tube are communicated with an oil outlet of the circulating oil pump through pipelines, the other ends of the first heat exchange tube and the second heat exchange tube are communicated with an oil inlet of the heat-requiring equipment through pipelines, and the oil outlet of the heat-requiring equipment is communicated with an oil inlet of the circulating oil pump through pipelines.
2. The energy-saving type conduction oil boiler according to claim 1, characterized in that:
the boiler body comprises a boiler body, a burner, a guide head, a first heat exchange pipe and a second heat exchange pipe;
the first heat exchange tube and the second heat exchange tube are both arranged in the furnace body, the winding axes of the first heat exchange tube and the second heat exchange tube are overlapped, and a space is reserved between the first heat exchange tube and the second heat exchange tube; both ends of the first heat exchange tube and both ends of the second heat exchange tube protrude out of the outer wall of the furnace body;
the burner is arranged at one end of the furnace body, a nozzle of the burner extends into the furnace body, the nozzle of the burner is connected with the guide head, and flame sprayed by the burner is sprayed out through the guide head to expand the combustion range.
3. The energy-saving type conduction oil boiler according to claim 2, characterized in that:
the first flow channel, the second flow channel and the third flow channel are arranged in the guide head, and the flaring guide directions of the third flow channel, the second flow channel and the first flow channel are different and respectively correspond to the interior of the first heat exchange tube, the space between the first heat exchange tube and the second heat exchange tube and the outer side of the second heat exchange tube.
4. The energy-saving type conduction oil boiler according to claim 3, characterized in that:
the guide head comprises a cylinder body, a first guide cylinder and a second guide cylinder;
one end of the cylinder is connected and communicated with a nozzle of the burner;
the axes of the first guide cylinder, the second guide cylinder and the cylinder body are superposed, the cylinder body is positioned at the outer side of the first guide cylinder, and the first guide cylinder is positioned at the outer side of the second guide cylinder;
the first guide cylinder is of a conical thin-wall structure, the outer wall of the second guide cylinder is of a conical structure, and the narrowed ends of the second guide cylinder are close to one side of the combustor;
a first flow channel is formed between the outer wall of the first guide cylinder and the inner wall of the cylinder body, a second flow channel is formed between the second guide cylinder and the first guide cylinder, and a third flow channel is formed inside the second guide cylinder;
the flame sprayed out through the third flow channel can enter the interior of the first heat exchange tube, the flame sprayed out through the second flow channel can enter a local area between the first heat exchange tube and the second heat exchange tube, and the flame sprayed out through the first flow channel can stretch to the exterior of the second heat exchange tube.
5. The energy-saving type conduction oil boiler according to claim 1, characterized in that:
the furnace body comprises an inner cylinder, an outer cylinder, a heat-insulating layer and a cylinder cover;
the axes of the inner cylinder, the heat-insulating layer and the outer cylinder are superposed and are sequentially arranged from inside to outside, and the cylinder cover is arranged at the open end of the outer cylinder to form a plug;
one end of the inner cylinder is fixedly arranged on the inner wall of the end part of the outer cylinder, the heat insulation layer is arranged on the outer wall of the inner cylinder, a heat insulation clamping cavity is formed between the outer wall of the heat insulation layer and the inner wall of the outer cylinder, the inner cylinder and the heat insulation layer are provided with communicated air holes, and the interior of the inner cylinder is communicated with the heat insulation clamping cavity through the air holes;
the outer wall of the furnace body is provided with an exhaust pipe and a barometer, the exhaust pipe and the barometer are both communicated with the heat insulation clamping cavity, the exhaust pipe is communicated with external flue gas treatment equipment through a gas pipe, and the gas pipe is provided with a fifth stop valve and a fifth electromagnetic valve.
6. The energy-saving type conduction oil boiler according to claim 5, characterized in that:
the inner cylinder and the outer cylinder are of an integrated structure, and the end parts of the open ends are flush.
7. The energy-saving type conduction oil boiler according to claim 1, characterized in that:
an oil inlet of the first heat exchange tube is communicated with a first oil delivery tube, and an oil outlet of the first heat exchange tube is communicated with a second oil delivery tube; an oil inlet of the second heat exchange tube is communicated with a third oil delivery tube, and an oil outlet of the second heat exchange tube is communicated with a fourth oil delivery tube;
the first oil conveying pipe and the third oil conveying pipe are converged to an oil outlet of the circulating oil pump through a first three-way pipe, the second oil conveying pipe and the fourth oil conveying pipe are converged to an oil inlet of the heat demand equipment through a second three-way pipe, and the heat demand equipment is communicated with the circulating oil pump through a fifth oil conveying pipe;
the first oil conveying pipe is provided with a first stop valve and a first electromagnetic valve, the second oil conveying pipe is provided with a second stop valve and a second electromagnetic valve, the third oil conveying pipe is provided with a third stop valve and a third electromagnetic valve, and the fourth oil conveying pipe is provided with a fourth stop valve and a fourth electromagnetic valve.
8. The energy-saving type conduction oil boiler according to claim 1, characterized in that:
the first stop valve and the first electromagnetic valve are arranged at one end of the first oil pipeline close to the circulating oil pump;
the third stop valve and the third electromagnetic valve are arranged at one end of the third oil pipeline close to the circulating oil pump;
the second stop valve and the second electromagnetic valve are arranged at one end of the second oil pipeline close to the boiler body;
fourth stop valve and fourth solenoid valve all locate the one end that fourth defeated oil pipe is close to the boiler body.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210475807.5A CN114893910A (en) | 2022-04-29 | 2022-04-29 | Energy-saving heat-conducting oil boiler |
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| CN202210475807.5A CN114893910A (en) | 2022-04-29 | 2022-04-29 | Energy-saving heat-conducting oil boiler |
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Cited By (1)
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