CN210373585U

CN210373585U - Heat exchanger structure and heating device using same

Info

Publication number: CN210373585U
Application number: CN201921205178.4U
Authority: CN
Inventors: 彭伟东
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-17
Filing date: 2019-07-29
Publication date: 2020-04-21
Anticipated expiration: 2029-07-29

Abstract

The utility model discloses an aspect discloses a heat exchanger structure, including heat exchange tube and flame projecting device, flame projecting device includes flame projecting pipe, gas nozzle and trachea, the inlet end and the trachea of gas nozzle are connected, the inlet end and the tracheal junction of air valve switch are equipped with, the jet-propelled end and the flame projecting pipe of gas nozzle are connected, the one end that the flame projecting pipe is close to the jet-propelled end is equipped with the air hole, the both ends of heat exchange tube are equipped with fire inlet and gas vent respectively, the flame projecting mouth and the heat exchange tube of flame projecting pipe are connected, the internal diameter of flame projecting mouth is less than or equal to the internal diameter of heat exchange tube; in another aspect, a heating device using the structure is disclosed. The utility model has the advantages of high heating efficiency, low energy consumption, simple structure and strong applicability; high safety performance, improved working environment, low production cost and the like.

Description

Heat exchanger structure and heating device using same

Technical Field

The utility model relates to an energy-conserving heating technology field specifically is a heat exchanger structure and uses heating device of this structure.

Background

The traditional gas furnace directly places a heating container on the furnace head for heating, however, a large amount of heat escapes from the periphery of the heating container after gas combustion, so that heat energy is wasted, heating efficiency is reduced, and the kitchen temperature is higher due to the dissipated heat energy, so that comfort and work are affected. For example, an energy-saving water boiler appears on the market, the general specification of a burning fire grate is 25cm multiplied by 12cm, the general specification of a heat exchange pipe is about 5cm in inner diameter and about 1.3m in length, ignited flame cannot naturally enter the heat exchange pipe, the flame needs to be pumped into the heat exchange pipe at the smoke exhaust end of the heat exchange pipe through an electric exhaust fan, the pipe is combusted to generate heat, heat generated by combustion is completely utilized, heat loss is reduced, the ambient environment is prevented from being heated, energy conservation, gas conservation and high efficiency are realized, the working environment is also improved, about half of energy-saving gas is realized, and the high efficiency and the time saving are about half fast. The working efficiency is improved and the users like the method. But its shortcoming just can realize the straight-through pipeline of flame for needing to use the air exhauster, and the air exhauster is used electricity, and the noise is big, needs the power supply to use, because the kitchen is moist easily electrically conductive, and the safety in utilization is low. And when the gas-fired energy-saving air extractor is used, the air extractor and peripheral accessories thereof are needed to be matched with gas to realize energy saving, the number of accessories is large, the manufacturing is complex, the cost is greatly increased, the using environment is humid, and the circuit system is easily damaged due to moisture, so that the maintenance cost is high.

Therefore, the technical problems that the high efficiency and the energy saving are needed to be solved at present, the high-speed energy-saving heat exchanger structure with high heating efficiency, high safety, simple structure and low production cost and the heating device using the structure are researched and developed.

Disclosure of Invention

The utility model discloses an aspect provides an energy-efficient, realizes that rapid heating and security are high, simple structure, low in production cost's heat exchanger, on the other hand provide another kind of heating device who uses this structure.

The utility model discloses the heat exchanger that the party provided can realize through following technical scheme:

the utility model provides a heat exchanger structure, includes heat exchange tube and flaming device, the flaming device includes flaming pipe, gas nozzle and trachea, the inlet end and the trachea of gas nozzle are connected, the inlet end is equipped with the air valve switch with tracheal junction, the jet-propelled end and the flaming pipe of gas nozzle are connected, the one end that the flaming pipe is close to jet-propelled end is equipped with the air hole, the both ends of heat exchange tube are equipped with into burner and gas vent respectively, the burner of flaming pipe is connected with the burner that advances of heat exchange tube, the internal diameter of burner is less than or equal to the internal diameter of heat exchange tube.

The utility model discloses regard as heat transfer mechanism with the heat exchange tube, the flame projecting device is as heating mechanism, the trachea of flame projecting device is direct to be connected with the air supply during use, open air valve switch, thereby because the gas that the air supply provided has certain pressure and is difficult to the loss and forms the gas column, the outside air passes through the air hole and gets into and form the mist with the gas so that light, form the flame post that has certain length after lighting, thereby accessible air valve switch adjustment air flow adjusts flame post length, the flame post spouts in the heat exchange tube from the mouth of advancing fire of heat exchange tube, heat the heat exchange tube through the flame post heating, realize the heating with heat exchange tube heat conduction. And because the flame column sprayed by the flame spraying device has certain impulsive force, the exhaust port does not need to be provided with an exhaust fan for guiding flame to enter the heat exchange tube, so that accessories are reduced, the structure is simplified, the production cost is effectively reduced, and the influence of a humid environment on the service life is not needed to be worried. The heat exchange tube has an integrally closed structure, so that heat loss caused by outward flame channeling in the heating process can be effectively avoided, the heat generated by combustion is completely absorbed by the heat exchange tube, the heat utilization rate is improved, and the heating efficiency is improved. Meanwhile, the utility model mainly comprises a heat exchange tube and a flame spraying device, and has simple integral structure and low manufacturing cost; the heat exchange tube is ensured to have enough inner diameter to ensure that the flame column sprayed out from the flame spray port is completely sprayed into the heat exchange tube, so that the heat is prevented from dissipating; when 1 heat exchange tube corresponds and sets up many flame thrower and heats it, the internal diameter sum of many flame thrower is less than or equal to the internal diameter of heat exchange tube.

Furthermore, a flame collecting sprayer is arranged in the flame spraying pipe, and at least 1 flame collecting spraying hole is formed in the flame collecting sprayer. Because the gas output by the gas original pressure has certain pressure, the gas is sprayed out by the gas nozzle to form rapid flow gas spraying and forms mixed gas with the air entering the flame spraying pipe through the convection of the air hole, the shape is scattered, the flame collecting sprayer is arranged in the flame spraying pipe, and the total diameter of the flame collecting spraying holes is smaller than the inner diameter of the flame spraying pipe, so that the mixed gas forms rapid flow with certain pressure when being sprayed out by the flame collecting spraying holes, and can form straight flame after being ignited, the impact force is strong, and the flame can be completely sprayed into the heat exchange pipe to heat the heat exchange pipe. The flame set spray holes can be provided with a corresponding number of flame set spray holes according to the requirement of actual use on the length of the flame column.

Furthermore, the fire injection pipe and the fire inlet of the heat exchange pipe are positioned on the same axis, and the fire inlet of the fire injection pipe and the fire inlet of the heat exchange pipe are horizontally arranged. The flame spraying pipe and the fire inlet of the heat exchange pipe are positioned on the same axis, so that flame sprayed by the flame spraying pipe can be completely sprayed into the heat exchange pipe, meanwhile, the flame spraying pipe and the fire inlet of the heat exchange pipe are horizontally arranged, the flame spraying pipe is transversely sprayed into the heat exchange pipe, the flame sprayed by the flame spraying pipe is completely sprayed into the heat exchange pipe, and heat loss is reduced.

Further, the flame ports of the flame-throwing pipes are obliquely arranged upwards, horizontally or obliquely arranged downwards. The flame-spraying pipe can adjust the flame-spraying direction of the flame-spraying port of the heat exchange pipe to be obliquely upward, horizontal or obliquely downward according to the position of the flame inlet of the heat exchange pipe, wherein the included angle range of the flame-spraying pipe and the horizontal line is 0-90 degrees best when the flame-spraying pipe is obliquely upward arranged, and the included angle range of the flame-spraying pipe and the horizontal line is 0-10 degrees best when the flame-spraying pipe is obliquely downward arranged, so that the condition that the sprayed flame completely enters the heat exchange pipe and the use effect is not influenced by the backward flow of the flame is ensured.

Further, the heat exchange tube is any one of a straight tube, a bent tube or a bent tube. When the heat exchange tube is a straight tube, a plurality of heat exchange tubes are conveniently arranged according to actual use requirements to realize rapid heating; when the heat exchange tubes are bent tubes or bent tubes, the adjacent heat exchange tubes are connected in a penetrating mode to form the continuous bent tubes, heat utilization maximization is achieved, the special bending structures can be arranged in the container to heat food materials in the container, use and operation of users are not affected, and the number of the connected heat exchange long tubes can be adjusted according to actual needs. The inner diameter cross-section of heat transfer long tube can be rectangle, circular, rhombus etc, the utility model discloses the inner diameter cross-section of heat transfer long tube is not only limited to above-mentioned shape.

Further, the heat exchange tube sets up 1 at least, the fire inlet of heat exchange tube can also be connected with the trachea through porous control valve, porous control valve is equipped with the body, the side of body is equipped with a plurality of connectors, gas nozzle's inlet end and connector connection, the body passes through the master air valve and is connected with the trachea. The number of the heat exchange pipes can be set according to the size of the actual heating container and the amount of the heated substance, so that the corresponding number of gas nozzles are set according to the number of the heat exchange pipes, and the number of the heat exchange pipes for starting heating is controlled according to the amount of the heated substance in the heating container.

Further, advance the burner and transversely set up, the gas vent sets up perpendicularly upwards, advance the burner be equipped with outward with advance the water retaining structure of burner looks adaptation, water retaining structure includes breakwater and shielding plate, the breakwater sets up around advancing the burner and forms the mouth is placed to the flame projecting pipe that the perpendicular to advances the burner, the flame projecting pipe is placed and is equipped with the shielding plate on the mouth. When the air inlet is transversely arranged, the bent pipe can be conveniently placed in different heating containers when the air outlet is vertically arranged upwards, and the air outlet is vertically arranged upwards, so that the air outlet cannot be soaked by heated substances in the heating containers when the air outlet is placed in the heating containers, and the smooth air exhaust is ensured. In order to ensure that the heat exchange tube is dry in the fire inlet when placed in the heating container, a water retaining structure is arranged outside the fire inlet, and a fire spraying tube placing opening perpendicular to the fire inlet is formed by surrounding the fire inlet through a water retaining plate, so that the fire inlet is dry.

Furthermore, a connecting and fixing support is arranged at the end of the fire inlet, clamping grooves for fixing the heat exchange tubes are formed in the positions, close to the fire spraying tube placing port, of one end of the water baffle and the air outlet, and fixing screws penetrate through the side faces of the clamping grooves. The fire inlet end is provided with the connecting fixing frame, so that the fire spraying device can be fixed at the fire inlet end and is not easy to shift; when the heat exchange tube is placed into the heating container, the clamping groove and the edge of the heating container are clamped and screwed up and fixed through the fixing screw, the heat exchange tube is prevented from shifting under the buoyancy action of a heated substance, and the shielding plate is arranged on the fire-spraying tube placing port to prevent foreign matters from falling into the heat exchange tube.

The utility model discloses another aspect provides a heating device, including heating container, be equipped with above in the heating container the heat exchanger structure. Utilize the heat exchanger structure to heat from heating container inside, can set up heating furnace body according to the in-service use needs in heating container outside to realize single heating methods or dual heating methods, improve heating device's suitability.

Furthermore, the heat exchange tube is arranged in the heating container, the fire inlet and the air outlet of the heat exchange tube are arranged through the outer wall of the heating container, the fire spraying device is arranged outside the heating container and opposite to the fire inlet of the heat exchange tube, the outer wall of the heating container is provided with a fixed support, and the fire spraying device is connected with the fixed support. Flame sprayed by the flaming device is sprayed into the heat exchange tube through the fire inlet, so that heating of the heat exchange tube is achieved, heat is absorbed through the heat exchange tube and evenly transmitted to the heating container, substances to be heated in the heating container are evenly heated, the fixing support is arranged on the outer wall of the heating container and used for fixing the flaming device, and stability of the flaming device in the heating process is guaranteed.

The utility model relates to a heat exchanger structure and use heating device of this structure has following beneficial effect:

firstly, the heating efficiency is high, and the energy consumption is low; the utility model discloses utilize the gas nozzle of flaming device and the structural setting of flame projecting pipe, make the flame of blowout have certain injection pressure and form the flame post that has certain length, have higher heat, and the internal diameter of flaming mouth is less than or equal to the internal diameter of heat exchange tube and guarantees that the flame post of flaming mouth blowout gets into in the heat exchange tube completely, is favorable to improving heating efficiency, and the heat exchange tube inside and flame fully contact the heating, improve thermal effective utilization ratio, reduce energy consumption;

secondly, the structure is simple, and the applicability is strong; the structure of the utility model mainly comprises heat exchange tubes and a flame spraying device, the whole structure is simple, the number of the heat exchange tubes and corresponding flame spraying tubes and gas nozzles can be set according to the actual heating requirement or a plurality of heat exchange tubes can be heated through a porous control valve, and the gas valve switch can adjust the output pressure of a gas source according to the requirement, thereby adjusting the flame intensity and having strong applicability;

thirdly, the safety performance is high, and the working environment is improved; the utility model discloses a gas nozzle and spout the fire tube and spout burning flame and spout in the heat exchange tube and heat the heat exchange tube, avoid the flame to scurry the operating environment temperature that causes outward and rise, effectively improve operational environment, and need not to set up the air exhauster at the gas vent and draw flame in the heat exchange tube, avoid using the incident that electrical equipment causes in the moist operating environment, the security is high;

fourthly, the production cost is low; the utility model discloses in need not to set up the air exhauster and being used for introducing the heat transfer pipe with flame, effectively save the relevant configuration of air exhauster, and overall structure is simple, and used material is acquireed easily on the market, whole low in production cost.

Drawings

FIG. 1 is a schematic structural view of the heat exchanger of the present invention;

FIG. 2 is a schematic structural view of a flame collecting and spraying device of the heat exchanger structure of the present invention;

FIG. 3 is a schematic structural view of a gas nozzle of the heat exchanger structure of the present invention;

FIG. 4 is a schematic view of a water retaining structure of the heat exchanger structure of the present invention;

FIG. 5 is a schematic structural view of a porous control valve of the heat exchanger structure of the present invention;

fig. 6 is a schematic structural diagram of the heating device of the present invention.

As shown in the attached drawings: 1. a heat exchange pipe; 11. a fire inlet; 12. an exhaust port; 2. a flame projecting device; 21. a flame spraying pipe; 211. an air hole; 212. a flame port; 213. a flame collection and injection device; 214. flame collection and spraying holes; 22. a gas nozzle; 221. an air inlet end; 222. a gas injection end; 23. an air tube; 24. an air valve switch; 3. a porous control valve; 31. a pipe body; 32. a connecting port; 33. a master air valve; 4. heating the container; 5. a water retaining structure; 51. a water baffle; 52. a shielding plate; 53. a flame spraying pipe placing opening; 54. a card slot; 55. fixing screws; 56. connecting a fixed bracket; 6. and fixing the bracket.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following provides a detailed description of the product of the present invention with reference to the embodiments and the accompanying drawings.

As shown in fig. 1 and 3, a heat exchanger structure includes a heat exchange tube 1 and a flame spraying device 2, the flame spraying device 2 includes a flame spraying tube 21, a gas nozzle 22 and a gas tube 23, an air inlet end 221 of the gas nozzle 22 is connected to the gas tube 23, an air valve switch 24 is disposed at a connection position of the air inlet end 221 and the gas tube 23, an air spraying end 222 of the gas nozzle 22 is connected to the flame spraying tube 21, an air hole 211 is disposed at one end of the flame spraying tube 21 close to the air spraying end 222, a flame inlet 11 and an exhaust port 12 are respectively disposed at two ends of the heat exchange tube 1, and the flame spraying port 212 of the flame spraying tube 21 is connected to the flame inlet 11 of the heat exchange tube 1. When the flame tube is used, the air tube 23 is directly connected with an air source, the heat exchange tube 1 is arranged in a heating container, the air source is opened, the gas provided by the air source has certain pressure and is not easy to escape to form an air column, the air hole 212 enables the external air and the gas to form mixed gas for ignition, manual ignition or electronic ignition can be adopted for ignition, and when the inner diameter of the flame tube is 1-2 cm, the length of the sprayed flame column is 5-30 cm; when the inner diameter of the flame spraying pipe is 2-6 cm, the length of the sprayed flame column is 10-90 cm; when the heat exchange tube is used, the length of the heat exchange tube can be selected according to the length of the flame column, and the heat exchange tube has a good heating effect when the length is more than 130cm, so that heat is fully utilized, and energy is effectively saved; the exhaust port 12 is not required to be provided with an exhaust fan for guiding flame to enter the heat exchange tube, so that the number of accessories is reduced, the structure is simplified, the production cost is effectively reduced, and the influence of a humid environment on the service life is not required to be concerned; further optimize the heating effect, improve heat utilization efficiency, the internal diameter of bocca 212 is less than or equal to the internal diameter of heat exchange tube 1, can guarantee that the heat exchange tube has the internal diameter of enough width and guarantee that flame sprays into the heat exchange tube completely, makes the heat that its burning produced absorb completely by the heat exchange tube, realizes that heat energy dashes into the branch utilization, effectively improves heating efficiency.

In still other embodiments, as shown in fig. 2, a flame collection injector 213 is disposed in the fire-spraying tube 21, and at least 1 flame collection injection hole 214 is disposed on the flame collection injector 213. Because the gas output by the gas source has certain pressure, the gas is sprayed out through the gas nozzle to form rapid flow gas spraying and forms mixed gas with the air which enters the flame spraying pipe through air hole convection, the shape is scattered, the flame collecting spraying device 213 is arranged in the flame spraying pipe 21, and the total diameter of the flame collecting spraying holes 214 is smaller than the inner diameter of the flame spraying pipe 21, so that the rapid flow with certain pressure is formed when the mixed gas is sprayed out through the flame collecting spraying holes 214, a straight flame can be formed after the mixed gas is ignited, the impact force is strong, and the flame can be sprayed into the heat exchange pipe completely to heat the heat exchange pipe. The flame set spray holes can be provided with a corresponding number of flame set spray holes according to the requirement of actual use on the length of the flame column.

Further in other embodiments, the flame-throwing tube 21 is on the same axis as the fire inlet 11 of the heat exchange tube 1, and the flame-throwing tube 21 and the fire inlet 11 of the heat exchange tube 1 are horizontally arranged. The flame spraying pipe 21 and the fire inlet 21 of the heat exchange pipe 1 are positioned on the same axis, so that flame sprayed from the flame spraying pipe 21 can be completely sprayed into the heat exchange pipe 1, meanwhile, the flame spraying pipe 21 and the fire inlet of the heat exchange pipe 1 are horizontally arranged, the flame spraying pipe 21 is transversely sprayed into the heat exchange pipe 1, the flame sprayed from the flame spraying pipe 21 is completely sprayed into the heat exchange pipe 1, and heat loss is reduced.

Further increasing the flexibility of use, the fire hole 212 of the fire-spraying tube 21 can be adjusted according to the position of the fire inlet 11 of the heat exchange tube 1, wherein the fire hole 212 of the fire-spraying tube 21 is arranged obliquely upwards, horizontally or obliquely downwards. The flame-spraying tube 21 can adjust the flame-spraying direction of the flame-spraying opening to be obliquely upward, horizontal or obliquely downward according to the position of the flame inlet 11 of the heat exchange tube 1, wherein the included angle range between the flame-spraying tube and the horizontal line is 0-90 degrees best when the flame-spraying tube is obliquely upward arranged, and the included angle range between the flame-spraying tube and the horizontal line is 0-10 degrees best when the flame-spraying tube is obliquely downward arranged, so that the condition that the sprayed flame completely enters the heat exchange tube and the use effect is not influenced by the backward flow of the flame is ensured.

In some embodiments, in order to improve the flexibility of the heat exchange tube structure, as shown in fig. 4, the fire inlet 11 is transversely disposed, the exhaust port 12 is vertically disposed upward, a water retaining structure 5 adapted to the fire inlet 11 is disposed outside the fire inlet 11, the water retaining structure 5 includes a water retaining plate 51 and a shielding plate 52, the water retaining plate 51 is disposed around the fire inlet to form a fire-jet tube 21 placement opening perpendicular to the fire inlet 11, and the shielding plate 52 is disposed on the fire-jet tube 21 placement opening. When the air inlet 11 and the air outlet 12 are vertically arranged, the bent pipe can be conveniently placed in different heating containers, and the air outlet 12 is vertically arranged upwards, so that the air outlet can not be soaked by heated substances in the heating container 4 when the bent pipe is placed in the heating container 4, and the smooth air outlet 12 is ensured. In order to ensure that the heat exchange tube is dry in the fire inlet when placed in the heating container, a water retaining structure is arranged outside the fire inlet, and a fire spraying tube placing opening perpendicular to the fire inlet is formed by surrounding the fire inlet through a water retaining plate, so that the fire inlet is dry.

Furthermore, a connecting and fixing bracket 56 is arranged at the end of the fire inlet 11, clamping grooves 54 for fixing the heat exchange tube 1 are arranged at one end of the water baffle 51 close to the fire-spraying tube placing port 53 and the exhaust port 12, and fixing screws 55 are arranged on the side surfaces of the clamping grooves 54 in a penetrating manner. When the heat exchange tube 1 is placed in the heating container 4, the clamping groove 54 is clamped with the edge of the heating container 4 and is screwed and fixed through the fixing screw 55, so that the heat exchange tube is prevented from being displaced under the buoyancy action of a heated substance, and a shielding plate is arranged on a fire-spraying tube placing port to prevent foreign matters from falling into the heat exchange tube.

Wherein, the heat exchange tube 1 is any one of a straight tube, a bent tube or a bent tube. In some embodiments, the heat exchange tube can realize rapid heat exchange by using a straight tube, and the heating efficiency is high; in other embodiments, the heat exchange tubes are bent tubes or bent tubes, the adjacent heat exchange tubes are connected in a penetrating manner to form continuous bent tubes, so that the heat utilization is maximized, the number of the connected heat exchange tubes can be adjusted according to actual needs, and heat energy is fully locked in the heat exchange tubes 1 through the continuous bent structures, so that the heat exchange tubes 1 are guaranteed to fully absorb the heat energy. According to the heat conduction principle, heat is conducted from high temperature to low temperature, the heat is gradually dissipated along with the extension of the transmission distance, the heat exchange tube 1 forms a high temperature section, a middle temperature section and a low temperature section in the heating process, the temperature of the front section close to the fire inlet is highest, the heat exchange efficiency is highest, the heat transmitted to the middle section is reduced along with the heat exchange of the front section, the temperature of the middle section is lower than that of the front section, and when the heat is conducted to the tail section, the heat is basically and completely absorbed by the material to be heated in the front section and the middle section, so that the temperature of the tail section is lower, the three-section heat exchange is realized. Meanwhile, according to the actual requirement, the section of the inner diameter of the heat exchange tube 1 can be round, rectangular, rhombic and the like,

in order to improve the heat exchange effect, in some embodiments, the interlayer distance of the heat exchange long pipe 13 may be set to be 0.1-2 cm. The interlamellar spacing is set to be 0.1-2 cm, so that heat of the heat exchange long pipe can be fully conducted to the heated material, meanwhile, the contact area of the heat exchange long pipe and the heated material is increased, and the heating efficiency is effectively improved.

As shown in fig. 5, the number of the heat exchange tubes 1 can be adjusted according to actual use requirements, when the number of the heat exchange tubes 1 exceeds 1, the fire inlet 11 of the heat exchange tube 1 can be connected with the gas tube 23 through the porous control valve 3, the porous control valve 3 is provided with a tube body 31, the side surface of the tube body 31 is provided with a plurality of connecting ports 32, the gas inlet 221 of the gas nozzle 22 is connected with the connecting ports 32, and the tube body 31 is connected with the gas tube 23 through the main gas valve 33. The use convenience is improved, the corresponding number of gas nozzles 22 are arranged according to the number of the heat exchange tubes 1, and the number of the heat exchange tubes for starting heating is controlled according to the heating requirement.

On the other hand, as shown in fig. 6, the heat exchanger structure can be applied to a heating container to form a heating device, which comprises a heating container 4, and the heat exchanger structure is arranged in the heating container 4. Realize the inside heating of heat exchanger mechanism, improve heating efficiency, can also set up the furnace body according to actual use needs and carry out the external heating outside heating container 4, realize the dual heating effect of external heating and internal heating, can select different heating methods according to the material of being heated, use more in a flexible way.

Wherein, in heating container 4 was arranged in to heat exchange tube 1, the setting of heating container 4's outer wall is all run through to heat exchange tube 1's fire inlet 11 and gas vent 12, flaming device 2 sets up and sets up with heat exchange tube 1's fire inlet 11 outside heating container 5 relatively, heating container 4 outer wall is equipped with fixed bolster 6, flaming device 2 is connected with fixed bolster 6. The heat exchange tube 1 is arranged in the heating container 5, and the external fire spraying device 2 and the heat exchange tube 1 form a detachable connection structure, so that the use flexibility is improved.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the present invention can be smoothly implemented by those skilled in the art according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations that are equivalent to those of the above-described embodiments may be made without departing from the scope of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a heat exchanger structure, its characterized in that includes heat exchange tube and flaming device, the flaming device includes flaming pipe, gas nozzle and trachea, the inlet end and the trachea of gas nozzle are connected, the inlet end is equipped with the air valve switch with tracheal junction, the jet-propelled end and the flaming pipe of gas nozzle are connected, the one end that the flaming pipe is close to jet-propelled end is equipped with the air hole, the both ends of heat exchange tube are equipped with into burner and gas vent respectively, the burner of flaming pipe is connected with the burner that advances of heat exchange tube, the internal diameter of burner is less than or equal to the internal diameter of heat exchange tube.

2. The heat exchanger structure of claim 1, wherein a flame collection injector is arranged in the fire injection pipe, and at least 1 flame collection injection hole is arranged on the flame collection injector.

3. The heat exchanger structure according to claim 2, wherein the flame-throwing tube is on the same axis as the flame-inlet of the heat exchange tube, and the flame-inlet of the flame-throwing tube and the flame-inlet of the heat exchange tube are horizontally disposed.

4. The heat exchanger structure according to claim 3, wherein the fire ports of the fire-blasting tubes are disposed diagonally upward, horizontally, or diagonally downward.

5. The heat exchanger structure according to claim 4, wherein the heat exchange tube is any one of a straight tube, a bent tube, or a bent tube.

6. The heat exchanger structure according to claim 5, wherein at least 1 heat exchange tube is provided, the fire inlet of the heat exchange tube can be further connected with the gas tube through a porous control valve, the porous control valve is provided with a tube body, the side surface of the tube body is provided with a plurality of connecting ports, the gas inlet end of the gas nozzle is connected with the connecting ports, and the tube body is connected with the gas tube through a main gas valve.

7. The heat exchanger structure according to any one of claims 1 to 6, wherein the fire inlet is arranged transversely, the exhaust port is arranged vertically upward, a water retaining structure adapted to the fire inlet is arranged outside the fire inlet, the water retaining structure comprises a water retaining plate and a shielding plate, the water retaining plate is arranged around the fire inlet to form a fire-blasting pipe placing port perpendicular to the fire inlet, and the shielding plate is arranged on the fire-blasting pipe placing port.

8. The heat exchanger structure according to claim 7, wherein the fire inlet end is provided with a connecting and fixing bracket, the end of the water baffle close to the fire-spraying pipe placing port and the air outlet are provided with clamping grooves for fixing the heat exchange pipe, and the side surfaces of the clamping grooves are penetrated with fixing screws.

9. A heating apparatus comprising a heating vessel, wherein the heat exchanger structure of any one of claims 1 to 6 is provided in the heating vessel.

10. The heating device of claim 9, wherein the heat exchange tube is arranged in a heating container, the fire inlet and the air outlet of the heat exchange tube are both arranged to penetrate through the outer wall of the heating container, the flaming device is arranged outside the heating container and opposite to the fire inlet of the heat exchange tube, the outer wall of the heating container is provided with a fixed support, and the flaming device is connected with the fixed support.