CN212567009U - Bubble disturbance indirect heating equipment - Google Patents
Bubble disturbance indirect heating equipment Download PDFInfo
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- CN212567009U CN212567009U CN202021416253.4U CN202021416253U CN212567009U CN 212567009 U CN212567009 U CN 212567009U CN 202021416253 U CN202021416253 U CN 202021416253U CN 212567009 U CN212567009 U CN 212567009U
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Abstract
The utility model relates to a heat transfer device technical field, concretely relates to utilize bubble disturbance to form similar boiling heat transfer in heat transfer liquid and improve heat exchange efficiency's bubble disturbance indirect heating equipment, including bubble generation system and heat transfer container, the heat transfer container is used for the splendid attire liquid that needs the heat transfer, and the bubble generation system is used for carrying the air to liquid in to form the bubble of come-up gradually in liquid. Through the bubble that rises in liquid production disturbance, stirring effect, accelerated the flow of liquid in the container, strengthen the liquid replacement of each position in the heat transfer container, make liquid rapid cooling or hot and cold water flash mixed, improved heat exchange efficiency, avoided the formation in cold water district or stagnant water district in the container, through the setting of this scheme, can shorten heat transfer time, the required temperature demand of quick response production life.
Description
Technical Field
The utility model relates to a heat transfer device technical field, concretely relates to utilize bubble disturbance to form similar boiling state in heat transfer liquid and improve heat exchange efficiency's bubble disturbance indirect heating equipment.
Background
Heat exchange technologies such as heat exchange and heat dissipation are very important and widely used technologies in life and production, wherein the most common heat exchange equipment is a positive displacement heat exchanger, and the principle of the heat exchange equipment is simply described as follows: the sealed container is stored with liquid (generally water), and the liquid in the container is heated (or cooled) by an external heat source (or cold source). The displacement heat exchangers can be classified into a hybrid displacement heat exchanger, a regenerative displacement heat exchanger and a dividing wall displacement heat exchanger according to different heat transfer modes. The positive displacement heat exchanger is a heat exchanger which performs heat exchange by alternately flowing cold and hot fluids through the surface of a heat accumulator (filler) in a heat accumulation chamber, and the cold and hot fluids of the partition wall positive displacement heat exchanger are separated by a solid partition wall and perform heat exchange through the partition wall, so the positive displacement heat exchanger is also called a surface heat exchanger.
In order to provide cold or heat stably, a certain amount of water is generally stored in the container, so that the water in the container flows slowly during heat exchange and almost depends on convective heat exchange caused by temperature difference; the thermal resistance of water is large, so the heat transfer efficiency of the water side heat exchange surface is low. In order to meet the heat exchange quantity, the heat exchange area is generally increased in the prior art, so that the material use is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bubble disturbance indirect heating equipment solves present heat exchange container when carrying out the heat transfer, and the inside rivers of container flow slowly, leads to the problem that heat transfer efficiency is low.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the bubble disturbance heat exchange equipment comprises a bubble generation system and a heat exchange container, wherein the heat exchange container is used for containing liquid needing heat exchange, and the bubble generation system is used for conveying air into the liquid and forming bubbles which float gradually in the liquid.
The further technical scheme is that the bubble generating system comprises air pressurizing equipment, a gas transmission pipeline and a bubble generator, wherein the gas outlet end of the air pressurizing equipment is communicated with the gas transmission pipeline, the gas transmission pipeline forms a transversely arranged gas outlet pipe at the bottom of the heat exchange container, and the bubble generator is arranged on the gas outlet pipe.
A further technical scheme is that the heat exchange container is a closed container, an air layer is reserved at the top of the heat exchange container, an air inlet end of the air supercharging equipment is communicated with an air inlet pipe, and the air inlet end of the air inlet pipe is arranged in the air layer.
The further technical scheme is that the end part of the air inlet pipe is arranged in a closed mode, and an air suction seam is formed in the top of the air inlet pipe along the axial direction.
According to a further technical scheme, the heat exchange container is a closed container, the top of the heat exchange container is communicated with a gas collection grid, and the air inlet end of the air supercharging equipment is arranged in the gas collection grid.
The technical scheme is that a water grid groove with an upward opening is arranged in the heat exchange container and used for being connected with a water outlet pipe, and an opening part of the water grid groove is positioned between the highest liquid level surface and the bubble generator.
The water grid groove comprises an opening part and a sealing part, the lower side of the opening part is communicated with the lower side of the sealing part, and the water outlet pipe is communicated with the upper side of the sealing part.
According to a further technical scheme, a connecting channel is arranged on the upper portion of the heat exchange container, an opening at the lower end of the connecting channel is lower than the top wall of the heat exchange container, and an exhaust valve is connected to the upper end of the connecting channel outside the heat exchange container.
The technical scheme is that a heat exchange device for dividing wall type heat exchange is arranged in the heat exchange container.
A further technical scheme is that the heat exchange device comprises a feeding pipe, a discharging pipe and a spiral coil pipe, wherein the feeding pipe and the discharging pipe are transversely arranged in the heat exchange container, and the feeding end and the discharging end of the coil pipe are respectively communicated with the feeding pipe and the discharging pipe.
Compared with the prior art, the beneficial effects of the utility model are that: when liquid cooling or cold and hot water mixing is carried out, bubbles are conveyed into liquid inside the heat exchange container by the bubble generation system, the bubbles can gradually rise in the liquid due to buoyancy, the rising bubbles generate disturbance and stirring effects, the flowing of the liquid in the container is accelerated, the liquid replacement of each point position in the heat exchange container is enhanced, the liquid is rapidly cooled or the cold and hot water is rapidly mixed, the heat exchange efficiency is improved, through the arrangement of the scheme, the heat exchange time can be shortened, the temperature requirement required by production and life is rapidly responded, the liquid temperature in the heat exchange container is prevented from being layered and uneven in cold and hot states, and the volume of the container is maximally utilized; when the heat-exchanging container is provided with the heat-radiating device, the scale formation of the heat-radiating surface can be reduced, the increase of the thermal resistance of the heat-radiating surface caused by the scale formation is slowed down, and the heat-exchanging efficiency of the heat-exchanging equipment is kept.
Drawings
Fig. 1 is a front view of the bubble disturbance heat exchange device of the present invention.
Fig. 2 is the sectional view at the main viewing angle of the bubble disturbance heat exchange device of the present invention.
FIG. 3 is a schematic structural diagram of an embodiment of the bubble generation system of the present invention.
Fig. 4 is a schematic structural diagram of another embodiment of the bubble generation system of the present invention.
Icon: 1-heat exchange container, 2-air supercharging equipment, 3-heat exchange device, 4-gas pipeline, 5-gas outlet pipe, 6-bubble generator, 7-gas inlet pipe, 8-gas collection grid, 9-water grid groove, 10-opening part, 11-sealing part, 12-connecting channel, 13-exhaust valve, 14-inlet pipe, 15-discharge pipe, 16-coil pipe and 17-water outlet pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example (b):
fig. 1-4 show a preferred embodiment of the bubble disturbance heat exchange device of the present invention, the bubble disturbance heat exchange device in this embodiment specifically includes a bubble generation system and a heat exchange container 1, the heat exchange container 1 is used for containing the liquid to be heat exchanged, the bubble generation system is used for transporting air into the liquid, and forms the bubble that floats up gradually in the liquid.
When carrying out liquid cooling or hot and cold water and mix, bubble generation system is to carrying air and forming bubble in the liquid of heat transfer container 1 inside, the bubble is because buoyancy can rise gradually in liquid, the bubble that rises produces the disturbance, stirring effect, strengthen the liquid replacement of each position in the heat transfer container 1, make high temperature liquid rapid cooling or hot and cold water rapid mixing, heat exchange with higher speed, setting through this scheme, can shorten heat transfer time, the required temperature demand of quick response production life, and avoid liquid temperature layering in the heat transfer container 1, cold and hot inequality, the maximize utilizes the container volume.
The bubble generation system comprises air supercharging equipment 2, a gas transmission pipeline 4 and a bubble generator 6, wherein the gas outlet end of the air supercharging equipment 2 is communicated with the gas transmission pipeline 4, the gas transmission pipeline 4 forms a transverse gas outlet pipe 5 at the bottom of the heat exchange container 1, and the bubble generator 6 is arranged on the gas outlet pipe 5.
Because outlet duct 5 is located heat transfer container 1's bottom, will make the bubble that bubble generator 6 produced be located the liquid level below, air supercharging device 2 provides conveying power for the air, the air flows into bubble generator 6 from outlet duct 5 of gas transmission pipeline 4 bottom, and discharge from bubble generator 6 with the form of minor diameter bubble, the minor diameter bubble can rise gradually in liquid because buoyancy, the bubble that rises produces the disturbance, the stirring effect, strengthen the liquid replacement of each position in heat transfer container 1, make the hot and cold water flash mixed, heat exchange accelerates.
The air charging device 2 comprises an air pump or a fan, and the air charging device 2 can also be used for conveying nitrogen or other gases.
Wherein the heat exchange container 1 can be an open container or a closed container.
When the heat exchange container 1 is an open type container, namely the heat exchange container 1 is provided with an opening leading to the atmosphere, the water surface pressure is the same as the atmospheric pressure, the air inlet end of the air supercharging equipment 2 is positioned in the atmosphere, the air supercharging equipment 2 conveys air into and out of the air pipe 5 along the air conveying pipeline 4, bubbles are formed at the bubble generator 6, and the bubbles float to the liquid surface and then are dissipated in the air, so that when liquid cooling without a heat source or mixing of cold and hot water without a heat source, for example, when boiled water is cooled to a drinkable temperature, high-temperature liquid enters from the upper part of the heat exchange container 1, and the cooled cooling liquid flows out from the lower part of the heat exchange container 1; when liquid is cooled by a heat source, for example, when a wine condenser is placed in the heat exchange container 1 to cool high-temperature wine steam, the liquid in the heat exchange container 1 is the cooling liquid of the high-temperature wine steam, low-temperature water enters from the lower part of the heat exchange container 1, and high-temperature water after heat exchange flows out from the upper part of the heat exchange container 1.
When the heat exchange container 1 is a closed container, an air layer is reserved at the top of the heat exchange container 1, an air inlet end of the air supercharging device 2 is communicated with an air inlet pipe 7, an opening of the air inlet end of the air inlet pipe 7 is arranged in the air layer, the opening can be arranged on the top wall or the side wall of the heat exchange container 1, the air inlet pipe 7 can also extend into the heat exchange container 1 and is opened in the air layer, when the air supercharging device 2 pumps air, the air in the air layer in the heat exchange container 1 is pumped in, then small-diameter bubbles are generated through the bubble generator 6, the bubbles gradually float upwards in liquid and then flow back to the air layer from the liquid level again, and in this way, the gas in the heat exchange container 1 can be recycled, the air in the heat exchange container 1 is ensured not to be increased or decreased, the increase of the pressure in the heat exchange container 1 caused by pumping in the air from the outside is avoided, and the air supercharging device 2, the power consumption of the air supercharging equipment 2 is minimum regardless of the water pressure in the heat exchange container 1 and the static pressure formed by the installation height of the heat exchange container 1 in the system.
Intake pipe 7 can transversely set up in heat transfer container 1's air bed, and the tip of intake pipe 7 seals the setting, is equipped with the seam of breathing in at the top of intake pipe 7 along the axial, sets up the seam of breathing in of intake pipe 7 at the top of intake pipe 7, alright reduce the height of air bed this moment to guarantee that the liquid level height is higher, make the space of heat transfer container 1 inside fully used.
And air supercharging equipment 2 sets up outside heat transfer container 1 this moment, and intake pipe 7 is worn out and is linked to each other with the inlet end of air supercharging equipment 2 from heat transfer container 1 top, and the gas transmission pipeline that the end of giving vent to anger of air supercharging equipment 2 is connected wears into in heat transfer container 1 to realize air circulation, through setting up air supercharging equipment 2 at heat transfer container 1, be convenient for overhaul air supercharging equipment 2.
When the heat exchange container 1 is a closed container, a gas collection grid 8 can be communicated with the top of the heat exchange container 1, the gas collection grid 8 is in a closed state except for the position communicated with the heat exchange container 1, namely, the heat exchange container 1 and the gas collection grid 8 form a communicated closed cavity, the air inlet end of the air supercharging device 2 is arranged in the gas collection grid 8, or the air supercharging device 2 is directly arranged in the air collection grid 8, at this time, the air supercharging device 2 is the air in the air collection grid 8 when air is extracted, then the bubbles are generated by the bubble generator 6, the bubbles gradually float upwards in the liquid and then flow back to the gas collection grid 8 from the liquid surface, the gas in the heat exchange container 1 can be recycled by the method, and the air in the heat exchange container 1 is ensured not to increase or decrease, and the increase of the pressure inside the heat exchange container 1 caused by the air pumped from the outside is avoided. The gas collection grids 8 are arranged, so that water can be filled in the heat exchange container 1 as far as possible, the volume of the heat exchange container 1 is utilized to the maximum, the gas collection grids 8 with smaller volume are additionally arranged at the top of the heat exchange container 1, so that the air can be only absorbed by the air supercharging equipment 2, and the improvement on the basis of the existing heat exchange container 1 is also facilitated.
The position that the gas collection check 8 is inherent to be less than air supercharging device 2 can also be equipped with liquid level device, liquid level device and air supercharging device 2 signal connection, in order to ensure that air supercharging device 2 can not intake, the position that the gas collection check 8 is inherent to be less than air supercharging device 2 sets up liquid level device, when liquid level device monitored the water level, liquid level device produced the chimes of doom, it sends signal to air supercharging device 2 and makes air supercharging device 2 stop work, it is too high to indicate the water level in heat transfer container 1 promptly this moment, or the inside leakage that produces of heat transfer container 1, or the air is taken away by outlet pipe 17, then need inject the air into heat transfer container 1 again this moment.
The air supercharging device 2 is directly arranged in the air collection grid 8, so that the opening of the heat exchange container 1 can be reduced, the whole system is sealed, and no heat loss exists.
The air layer and the gas collection grid 8 may be provided at the same time, or may be provided separately.
In order to avoid the air in heat exchange container 1 to discharge from outlet pipe 17, be provided with water check groove 9 in heat exchange container 1, water check groove 9 is opening up structure, wherein the opening 10 of water check groove 9 sets up between highest liquid level and bubble generator 6, when discharging through outlet pipe 17, the bubble up floats gradually, the bottom plate and the curb plate of water check groove 9 alright play the effect that blocks to the bubble, avoid the bubble to discharge along outlet pipe 17, thereby avoid the air in heat exchange container 1 to take place to leak, guarantee that the water level height can not change in heat exchange container 1, ensure that there is sufficient air on heat exchange container 1 top and carry out cyclic utilization.
Specifically, the water grid groove 9 can be formed by only adopting a bottom plate and a plurality of side plates, the side plates are connected in a closed manner, the lower plate surfaces of the side plates are connected with the side edge of the bottom plate, the water outlet pipe 17 is connected with the bottom plate at the moment, and water is drained from the bottom of the heat exchange container 1; in another embodiment of the present invention, the water grid 9 may include an opening 10 and a sealing part 11, the lower side of the opening 10 and the lower side of the sealing part 11 are connected to each other, the water outlet pipe 17 is connected to the upper side of the sealing part 11, that is, as shown in fig. 2, the sealing part 11 of the water grid 9 is connected to the top of the heat exchange container 1, the water outlet pipe 17 of the heat exchange container 1 is located at the top and is connected to the sealing part 11, the opening 10 is located at one side or around the sealing part 11, a vertical partition is disposed between the opening 10 and the sealing part 11, the lower side of the partition is far away from the bottom of the water grid 9, so that the lower side of the opening 10 is connected to the lower side of the sealing part 11, when water is drained, the water in the heat exchange container 1 flows out from the water outlet pipe 17 through the sealing part 11, thereby avoiding air in the air layer from being drained out, in this arrangement, the heat exchange container 1, so that the water level is kept at the upper side of the opening 10 of the water grid groove 9 or at the same level with the opening 10 of the water grid groove 9.
When the water outlet pipe 17 is arranged at the bottom of the heat exchange container 1 and the water inlet end of the water outlet pipe 17 is lower than the height of the bubble generator 6, the water grid groove 9 is not required to be arranged at the upper end of the water outlet pipe 17.
The upper part of the heat exchange container 1 is provided with a connecting channel 12, the lower end opening of the connecting channel 12 is lower than the top wall of the heat exchange container 1, the upper end of the connecting channel 12 is connected with an exhaust valve 13 outside the heat exchange container 1, the lower end of the connecting channel 12 can penetrate through the top wall of the heat exchange container 1 and extend into the heat exchange container 1, or one end of the connecting channel 12 penetrates into the heat exchange container 1 from the upper part of one side of the heat exchange container 1, the opening position of the connecting channel 12 defines the height of the liquid level, when the heat exchange container 1 is filled with pressure liquid, gas below an opening at the lower end of a connecting channel 12 in the heat exchange container 1 is discharged through an exhaust valve 13, air above the opening is reserved in the heat exchange container 1 and compressed by pressure liquid, the liquid level is higher than the opening position to reach a stable state, the compressed air is sealed at the top of the heat exchange container 1 to form an air layer, and when bubble disturbance is carried out, the air in the heat exchange container 1 is in a closed circulation state; and discharge valve 13 mainly plays a role in intaking and drainage, and when intaking, along with liquid's gradual increase, the air in heat transfer container 1 will be discharged from discharge valve 13 gradually to guarantee that the feed liquor process can normally go on, and when the drainage, in order to avoid inside atmospheric pressure to influence the discharge of liquid, utilize discharge valve 13's conduction effect, guarantee the normal clear of play liquid process.
A heat exchange device 3 for dividing wall type heat exchange is arranged in the heat exchange container 1 for the liquid in the heat exchange container 1.
Heat or cool off through heat transfer device 3 liquid in to heat transfer container 1, when carrying out the heat transfer, 2 pump sending air of air supercharging equipment, the air flows into bubble generator 6 from 5 outlet ducts of gas transmission pipeline 4 bottom, and discharge from bubble generator 6 with the form of bubble, the bubble can rise gradually in liquid because buoyancy, the bubble that rises produces the disturbance, the stirring effect, strengthen the liquid replacement of each position in the container, make the hot and cold water flash mixed, heat exchange with higher speed, simultaneously, the bubble that rises can make liquid produce impact and disturbance to heat transfer device 3 outer walls, make the quick contact of liquid break away from heat transfer device 3 surfaces, make the contact temperature difference maximize, thereby strengthen the heat transfer of this side heat-transfer surface. Through the setting of this scheme, can shorten heat transfer time, the required temperature demand of quick response production life to avoid among the heat transfer container 1 liquid temperature layering, cold and hot uneven and the stagnant water district appears, the maximize utilizes the container volume, under the equal heat transfer demand, reduces the use of 3 materials of heat transfer device, plays material-conserving effect. When the heat exchange device 3 is a high-temperature radiator, because the contact time of liquid and the radiating surface is short, the scale formation and the scale deposition on the radiating surface can be reduced, and the increase of the thermal resistance of the radiating surface caused by the scale deposition is slowed down, thereby keeping the heat exchange high efficiency.
Wherein heat transfer device 3 can be electric heater, cold and hot medium device etc. in this embodiment, heat transfer device 3 can include inlet pipe 14, discharging pipe 15 and be spiral helicine coil pipe 16, and inlet pipe 14 and discharging pipe 15 all transversely set up in heat exchange container 1, and the feed end and the discharge end of coil pipe 16 are linked together with inlet pipe 14 and discharging pipe 15 respectively. When the heat exchange device 3 is a heating device, the pipeline positioned at the lower side shown in fig. 2 is a discharge pipe 15, the pipeline positioned at the upper side is a feed pipe 14, high-temperature steam enters through the feed pipe 14 at the upper side, the high-temperature steam enters into the coil pipe 16 through the feed pipe 14, and is condensed and released in the coil pipe 16, so that liquid in the heat exchange container 1 is heated, and at the moment, the condensate is discharged from the discharge pipe 15 at the lower side; when the heat exchanger 3 is a cooling device, the upper pipe is an outlet pipe 15 and the lower pipe is an inlet pipe 14 as shown in fig. 2, for example, a low-temperature and low-pressure refrigerant liquid is introduced through the inlet pipe 14, and the refrigerant liquid absorbs heat in the spiral coil 16 to form gas, and then is discharged from the upper outlet pipe 15, thereby cooling the liquid in the heat exchange container 1. Wherein the coil 16 may be provided in plural and uniformly arranged along the axial direction of the discharging pipe 15 and the feeding pipe 14.
The coil 16 may be preferably tapered, and since the bubbles gradually increase from bottom to top in the liquid and are also similar to a tapered shape, the tapered coil 16 is preferably installed in a direction of up and down.
The outlet pipe 5 is set to be more than two and evenly arranged at the bottom of the heat exchange container 1, and the outlet pipe 5 is provided with a plurality of bubble generators 6 along the axial direction, so that the components of disturbance are ensured. The number and the position of the bubble generators 6 are opposite to those of the heat exchange device 3, so that bubbles can surround the heat exchange device 3, the bubble generators 6 can be bubble stones, bubble trays, breathable films, microporous plates and the like, and the bubble generators 6 can also be pipelines provided with small holes.
Wherein, as required, in order to promote the volumetric utilization ratio of heat transfer container 1, and the air of being convenient for collects at heat transfer container 1's top, closed heat transfer container 1 can adopt arc top or trapezoidal top.
It should be noted that the heat exchange container 1 is also provided with a water inlet pipe, a liquid level device, a temperature sensor, a drain pipe, a matched valve and the like, and the devices are all arranged conventionally, so that the details are not repeated herein.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (9)
1. The utility model provides a bubble disturbance indirect heating equipment which characterized in that: the heat exchange device comprises a bubble generation system and a heat exchange container, wherein the heat exchange container is used for containing liquid needing heat exchange, and the bubble generation system is used for conveying air into the liquid and forming gradually floating bubbles in the liquid;
the bubble generation system comprises air pressurization equipment, a gas transmission pipeline and a bubble generator, wherein the gas outlet end of the air pressurization equipment is communicated with the gas transmission pipeline, the gas transmission pipeline forms a transversely arranged gas outlet pipe at the bottom of the heat exchange container, and the bubble generator is arranged on the gas outlet pipe;
the top of heat transfer container is reserved there is the air bed, air supercharging equipment's inlet end intercommunication has the intake pipe, the inlet end of intake pipe sets up in the air bed.
2. The bubble turbulence heat exchange device of claim 1, wherein: the heat exchange container is a closed container.
3. The bubble turbulence heat exchange device of claim 2, wherein: the end part of the air inlet pipe is arranged in a closed mode, and an air suction seam is arranged at the top of the air inlet pipe along the axial direction.
4. The bubble turbulence heat exchange device of claim 2, wherein: the top of the heat exchange container is communicated with a gas collection grid, and the air inlet end of the air supercharging equipment is arranged in the gas collection grid.
5. The bubble turbulence heat exchange device of any one of claims 1 to 4, wherein: a water grid groove with an upward opening for connecting a water outlet pipe is arranged in the heat exchange container, and the opening of the water grid groove is positioned between the highest liquid level surface and the bubble generator.
6. The bubble turbulence heat exchange device of claim 5, wherein: the water grid groove comprises an opening part and a sealing part, the lower side of the opening part is communicated with the lower side of the sealing part, and the water outlet pipe is communicated with the upper side of the sealing part.
7. The bubble turbulence heat exchange device of any one of claims 1 to 4, wherein: the upper part of the heat exchange container is provided with a connecting channel, the lower end opening of the connecting channel is lower than the top wall of the heat exchange container, and the upper end of the connecting channel is connected with an exhaust valve outside the heat exchange container.
8. The bubble turbulence heat exchange device of any one of claims 1 to 4, wherein: and a heat exchange device for dividing-wall type heat exchange of the liquid in the heat exchange container is arranged in the heat exchange container.
9. The bubble turbulence heat exchange device of claim 8, wherein: the heat exchange device comprises a feeding pipe, a discharging pipe and a spiral coil pipe, wherein the feeding end and the discharging end of the coil pipe are respectively communicated with the feeding pipe and the discharging pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021416253.4U CN212567009U (en) | 2020-07-17 | 2020-07-17 | Bubble disturbance indirect heating equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021416253.4U CN212567009U (en) | 2020-07-17 | 2020-07-17 | Bubble disturbance indirect heating equipment |
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| Publication Number | Publication Date |
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| CN212567009U true CN212567009U (en) | 2021-02-19 |
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| CN202021416253.4U Active CN212567009U (en) | 2020-07-17 | 2020-07-17 | Bubble disturbance indirect heating equipment |
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| CN (1) | CN212567009U (en) |
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2020
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