CN113148100A - Double-layer balloon energy-saving safe hot air balloon aircraft - Google Patents

Double-layer balloon energy-saving safe hot air balloon aircraft Download PDF

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Publication number
CN113148100A
CN113148100A CN202110554149.4A CN202110554149A CN113148100A CN 113148100 A CN113148100 A CN 113148100A CN 202110554149 A CN202110554149 A CN 202110554149A CN 113148100 A CN113148100 A CN 113148100A
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Prior art keywords
balloon
sacculus
air
double
energy
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CN202110554149.4A
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CN113148100B (en
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徐杰
陆新江
徐健
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Central South University
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Central South University
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64BLIGHTER-THAN AIR AIRCRAFT
    • B64B1/00Lighter-than-air aircraft
    • B64B1/40Balloons
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64BLIGHTER-THAN AIR AIRCRAFT
    • B64B1/00Lighter-than-air aircraft
    • B64B1/40Balloons
    • B64B1/46Balloons associated with apparatus to cause bursting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64BLIGHTER-THAN AIR AIRCRAFT
    • B64B1/00Lighter-than-air aircraft
    • B64B1/58Arrangements or construction of gas-bags; Filling arrangements
    • B64B1/62Controlling gas pressure, heating, cooling, or discharging gas
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64BLIGHTER-THAN AIR AIRCRAFT
    • B64B1/00Lighter-than-air aircraft
    • B64B1/58Arrangements or construction of gas-bags; Filling arrangements
    • B64B1/64Gas valve operating mechanisms

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)

Abstract

The invention discloses a double-layer balloon energy-saving safe hot air balloon aircraft which comprises an inner balloon, a hanging basket and a heater, wherein the hanging basket is connected with the inner balloon through a hanging rope, an outer balloon is further arranged on the outer layer of the inner balloon, a sealed cavity is formed between the inner balloon and the outer balloon, an air valve used for being communicated with the outer balloon is arranged on the surface of the inner balloon through the inner balloon, the heater is arranged at a heating port formed below the inner balloon and the outer balloon, an air outlet is formed in the upper ends of the inner balloon and the outer balloon in a penetrating mode, an air exhaust valve umbrella used for blocking the air outlet is arranged inside the inner balloon, and the air exhaust valve umbrella is in transmission connection with a control rope. The invention can reduce the heat convection radiation of the saccule and the heat transfer coefficient of the heat conductivity, thereby reducing the loss of the heat convection radiation, and keeping the temperature difference between the inside and the outside for a longer time by keeping the heat in the saccule to realize the stable flight in the air.

Description

Double-layer balloon energy-saving safe hot air balloon aircraft
Technical Field
The invention relates to the technical field of hot-air balloon aircrafts, in particular to a double-layer balloon energy-saving safety hot-air balloon aircraft.
Background
The hot air balloon is a balloon using hot air as buoyancy gas, and experimental research data show that about 70-90% of heat loss of the hot air balloon is caused by heat convection heat radiation loss of a huge balloon, and the rest part of heat loss is caused by heat convection radiation escape of a heating port.
CN105905270A discloses a carbon fiber fire balloon, which is mainly characterized in that a battery and a carbon fiber conductive heating principle are adopted as a fire balloon power source. The hot air balloon has large balloon area, the heating carbon fiber is attached to the balloon, and the radiation heat to the outside atmosphere is increased while the inside air is heated; the effective flight travel of the battery is lower than that of the fossil raw materials under the same weight, the environment temperature is low in high altitude, and the effective energy of the battery is reduced.
CN109398673A discloses an energy-saving hot air balloon, which is mainly characterized in that the outer layer is used as a cold air inlet to preheat in advance through hot air before entering a burner port to save energy, but under the premise of limited hot air balloon effective load, a huge chimney and a heat exchanger which are bulky can greatly increase the hot air balloon load so as to reduce the effective load, and the inner and outer balloons are made of soft textile cloth materials so that the inner and outer balloons can not work as an air inlet channel as a rigid structure when taking off (the air-fuel ratio of combustible gas fuel is greater than 20, the air flow speed of the inlet air in the outer balloon is high under the action of internal and external fluids, so that the outer balloon and the inner balloon are attached together under the action of external atmospheric pressure to influence air inlet or not burn sufficiently to waste fuel).
CN108248810A discloses an energy-saving fire balloon, the key feature is on there is exhaust hole and the little umbrella of design seals the gas outlet on the basis of common fire balloon sacculus top, adopts the exhaust hole upper end to design the open frustum, is equipped with little umbrella and seals the frustum on the little umbrella, and little umbrella seals the frustum and imbeds the exhaust hole opening and blocks up the exhaust hole, strengthens sealed effect through increasing once, reduces calorific loss.
However, the existing hot air balloon has the following defects that (1) the energy efficiency of the battery is reduced or even fails at high altitude or low temperature; (2) the hot air balloon has a large balloon volume, more than half of heat loss is caused by heat radiation of the balloon, the air-fuel ratio of combustible gas is more than 20, a large amount of air is needed during combustion, the air flow rate of the outer balloon serving as an air inlet channel is high, and the heat radiation of the inner balloon is accelerated by rapid air convection; the large chimney and the heat exchanger can greatly increase the load of the fire balloon, and the air flow speed of the air entering the outer bag is high under the action of the fluid inside and outside, so that the outer bag and the inner bag (flexible material) are attached together due to the pressure difference between the inside and the outside to influence air entering or waste fuel due to insufficient combustion; (3) the sealing mode is consolidated mainly to the gas vent and the heat is reduced and energy-conservation is come from the hole leakage mode, and the inside thermal convection heat radiation loss of prior art hot air balloon sacculus moreover makes thermal heat preservation effect poor, can not keep the inside and outside difference in temperature of sacculus for a long time to lead to can not fly at aerial stability.
Disclosure of Invention
The invention aims to solve the technical problems to a certain extent, and provides the double-layer balloon energy-saving safe hot air balloon aircraft which can reduce the thermal convection radiation and the heat conductivity coefficient of the balloon, thereby reducing the loss of the thermal convection radiation, and keeping the internal and external temperature difference for a longer time by keeping the heat in the balloon for heat preservation so as to realize stable flight in the air.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a double-deck sacculus energy-conserving safe type hot air balloon aircraft, includes interior sacculus, hanging flower basket, heater, the hanging flower basket is connected through the lifting rope with interior sacculus, interior sacculus skin still is equipped with outer sacculus, form sealed cavity between interior sacculus and the outer sacculus, interior sacculus passes its surface and is equipped with the pneumatic valve that is used for with outer sacculus intercommunication, the heater is located the heating port department that forms below interior sacculus and outer sacculus, the hot gas stream that the heater heating burning produced enters into in the sealed cavity through the pneumatic valve that interior sacculus set up, makes interior sacculus and outer sacculus all be full of the hot gas stream to store the hot gas stream through sealed cavity and be used for reducing interior sacculus heat convection radiation and reduce heat convection, interior sacculus and outer sacculus upper end run through and be equipped with the air current export, interior sacculus inside be equipped with the discharge valve umbrella that is used for plugging up the air current export, the exhaust valve umbrella is connected with the control rope in a transmission way.
Preferably, the surface of the inner balloon is provided with at least two air valves.
Preferably, the air valve is also connected with an air pipe of an external inflating device.
Preferably, the outer balloon is further connected with a closed balloon.
Preferably, one end of the control rope is connected with the exhaust valve umbrella, and the other end of the control rope is connected with the inner surface of the inner ball bag and extends outwards to the position of the hanging basket.
Compared with the prior art, the technical scheme provided by the embodiment of the application has the following advantages:
the invention adopts a double-layer balloon redundant buoyancy double-insurance design mode, and sets out to reduce the thermal convection radiation and the thermal conductivity heat transfer coefficient of the balloon, thereby reducing the thermal convection radiation loss, wherein the non-closed inner balloon is used as a traditional hot air balloon structure to carry out stable flight operation, the closed outer balloon is adopted, a sealed cavity formed between the outer balloon and the inner balloon is used as a transition greenhouse effect layer to reduce the internal and external thermal convection radiation, meanwhile, the outer balloon can be used as an independent closed lifesaving balloon when descending, and can be used as stable buoyancy when descending, the descending landing impact feeling caused by overlarge exhaust is reduced, the safety during flight and descending is improved, furthermore, carbon dioxide generated by heating and burning by a heater is filled in the sealed cavity as a medium for closing the outer balloon by hot air flow, the greenhouse effect is achieved, and the gas heat transfer coefficient of the carbon dioxide is about half of the air, the heat loss of the inner bag can be better reduced.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
In the drawings:
FIG. 1 is a structural diagram of a double-layer balloon energy-saving safety hot-air balloon aircraft of the invention;
fig. 2 is a structural diagram of the double-layer balloon energy-saving safe hot-air balloon aircraft.
Reference numerals: 1-an inner balloon; 2-hanging baskets; 3-a heater; 4-an outer balloon; 5-sealing the cavity; 6-an air valve; 7-heating port; 8-an airflow outlet; 9-exhaust valve umbrella; 10-steering ropes.
Detailed Description
For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings. In the following description, it is to be understood that the orientations and positional relationships indicated by "front", "rear", "upper", "lower", "left", "right", "longitudinal", "lateral", "vertical", "horizontal", "top", "bottom", "inner", "outer", "leading", "trailing", and the like are configured and operated in specific orientations based on the orientations and positional relationships shown in the drawings, and are only for convenience of describing the present invention, and do not indicate that the device or element referred to must have a specific orientation, and thus, are not to be construed as limiting the present invention.
It is also noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," "disposed," and the like are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. When an element is referred to as being "on" or "under" another element, it can be "directly" or "indirectly" on the other element or intervening elements may also be present. The terms "first", "second", "third", etc. are only for convenience in describing the present technical solution, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", etc. may explicitly or implicitly include one or more of such features. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
As shown in fig. 1-2, the invention provides a double-layer balloon energy-saving safe hot air balloon aircraft, which comprises an inner balloon 1, a hanging basket 2 and a heater 3, wherein the hanging basket 2 is connected with the inner balloon 1 through a hanging rope, an outer balloon 4 is further arranged on the outer layer of the inner balloon 1, the inner balloon 1 is used as a traditional hot air balloon structure, a sealed cavity 5 is formed between the inner balloon 1 and the outer balloon 4, and the outer balloon 4 is further connected with a sealed balloon. Therefore, when the hot air balloon takes off, the hot air balloon takes off rapidly by the aid of the added closed balloon, the inner balloon 1 penetrates through the surface of the inner balloon and is provided with an air valve 6 communicated with the outer balloon 4, the surface of the inner balloon 1 is provided with at least two air valves 6, the air valves 6 are also connected with an air pipe of an external inflating device, so that when the hot air balloon takes off, the inner balloon can be inflated from the air valves 6 in a closed mode, the outer balloon 4 can be inflated rapidly to drive the inner balloon 1 to inflate, the heater 3 is arranged at a heating port 7 formed below the inner balloon 1 and the outer balloon 4, hot air generated by heating and burning of the heater 3 enters the sealed cavity 5 through the air valve 6 arranged on the inner balloon 1, the inner balloon 1 and the outer balloon 4 are both filled with the hot air, and the hot air is stored in the sealed cavity 5 to reduce heat convection radiation and heat convection of the inner balloon 1, interior sacculus 1 runs through with outer 4 upper ends of sacculus and is equipped with air outlet 8, interior 1 inside of sacculus is equipped with and is used for plugging up air outlet 8's discharge valve umbrella 9, discharge valve umbrella 9 is connected with the transmission of control rope 10, the one end and the discharge valve umbrella 9 of control rope 10 are connected, and the other end is connected with 1 internal surface of interior sacculus and outwards extends to the position of hanging flower basket 2.
The embodiment adopts a double-layer balloon redundant buoyancy double-insurance design mode, and sets out to reduce the thermal convection radiation and the thermal conductivity heat transfer coefficient of the balloon, thereby reducing the thermal convection radiation loss, wherein the non-closed inner balloon 1 is used as a traditional hot balloon structure for stable flight operation, the closed outer balloon 4 is adopted, a sealed cavity 5 formed between the outer balloon and the inner balloon 1 is used as a transition greenhouse effect layer to reduce the internal and external thermal convection radiation, meanwhile, the outer balloon 4 can be used as an independent closed lifesaving balloon when descending, and can be used as stable buoyancy when descending, the falling impact feeling caused by overlarge exhaust is reduced, the safety during flight and descending is improved, furthermore, the carbon dioxide hot air flow generated by heating and burning by the heater 3 is filled in the sealed cavity 5 to be used as a medium for closing the outer balloon 4, thereby achieving the greenhouse effect, the carbon dioxide has a gas heat transfer coefficient of about half that of air, which can better reduce heat loss from the inner bladder.
The working principle is as follows: during takeoff, the heater 3 is heated, the exhaust valve umbrella 9 is closed, hot air generated by the heater 3 is exhausted into the inner balloon 1, when the inner balloon 1 is filled with the hot air, the air valve 6 at the position of the inner balloon 1 is opened, so that hot air products of combustion enter the sealed cavity 5 through the air valve 6, and at the moment, the inner balloon 1 is equivalent to a traditional hot air balloon structure and keeps flying; the outer balloon 4 is filled with closed thermal carbon oxide (the heat transfer coefficient of carbon dioxide gas is about half of that of air), the greenhouse effect can be well achieved, on one hand, the thermal convection radiation between the inner balloon 1 and the atmosphere is reduced through middle isolation, on the other hand, the thermal convection can also be reduced due to smaller conductivity, on the other hand, the exhaust valve umbrella 9 is opened by operating the control rope 10 during landing, so that the hot air flow of the inner balloon 1 is discharged into the atmosphere, the hot air balloon lands, at the moment, the outer balloon 4 serves as an independent closed lifesaving balloon (the buoyancy is designed according to the system load), and the landing impact feeling of descending due to the fact that the operation rope exhausts excessively can be reduced as stable buoyancy during landing.
It is to be understood that the foregoing examples, while indicating the preferred embodiments of the invention, are given by way of illustration and description, and are not to be construed as limiting the scope of the invention; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several changes and modifications can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all equivalent changes and modifications made within the scope of the claims of the present invention should be covered by the claims of the present invention.

Claims (5)

1. The utility model provides a double-deck sacculus energy-conserving safe type hot air balloon aircraft, includes interior sacculus, hanging flower basket, heater, the hanging flower basket is connected its characterized in that through the lifting rope with interior sacculus: the outer sacculus that still is equipped with of interior sacculus, interior sacculus with form sealed cavity between the outer sacculus, interior sacculus pass its surface be equipped with be used for with the pneumatic valve of outer sacculus intercommunication, the heater is located the heating gate department that interior sacculus and outer sacculus below formed, the hot gas flow that the heater heating burning produced passes through the pneumatic valve that interior sacculus set up enters into in the sealed cavity, make interior sacculus and outer sacculus all are full of the hot gas flow to store the hot gas flow through sealed cavity and be used for reducing interior sacculus heat convection radiation and reduce heat convection, interior sacculus and outer sacculus upper end run through and be equipped with the air outlet, inside being equipped with of interior sacculus is used for plugging up the discharge valve umbrella of air outlet, the discharge valve umbrella is connected with the control rope transmission.
2. The double-layer balloon energy-saving safety hot-air balloon aircraft as claimed in claim 1, wherein: at least two air valves are arranged on the surface of the inner saccule.
3. The double-layer balloon energy-saving safety hot-air balloon aircraft as claimed in claim 1, wherein: the air valve is also connected with an air pipe of an external inflating device.
4. The double-layer balloon energy-saving safety hot-air balloon aircraft as claimed in claim 1, wherein: the outer balloon is also connected with a closed balloon.
5. The double-layer balloon energy-saving safety hot-air balloon aircraft as claimed in claim 1, wherein: one end of the control rope is connected with the exhaust valve umbrella, and the other end of the control rope is connected with the inner surface of the inner ball bag and extends outwards to the position of the hanging basket.
CN202110554149.4A 2021-05-20 2021-05-20 Double-layer balloon energy-saving safe hot air balloon aircraft Active CN113148100B (en)

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CN113148100B CN113148100B (en) 2022-11-08

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU715388A1 (en) * 1975-08-25 1980-02-15 Krylov Viktor A Heat-operated balloon for sports
RU2197409C2 (en) * 2000-04-10 2003-01-27 Соловьев Валерий Александрович Thermal multi-chamber aerostat
US20040238692A1 (en) * 1999-10-08 2004-12-02 Kavanagh Phillip Robert Hot air balloon vent
CN107244408A (en) * 2017-06-30 2017-10-13 襄阳宏伟航空器有限责任公司 Exhaust top umbrella attachment structure and the fire balloon with the exhaust top umbrella attachment structure
CN211766232U (en) * 2020-03-05 2020-10-27 广西职业技术学院 Fire balloon gasbag

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU715388A1 (en) * 1975-08-25 1980-02-15 Krylov Viktor A Heat-operated balloon for sports
US20040238692A1 (en) * 1999-10-08 2004-12-02 Kavanagh Phillip Robert Hot air balloon vent
RU2197409C2 (en) * 2000-04-10 2003-01-27 Соловьев Валерий Александрович Thermal multi-chamber aerostat
CN107244408A (en) * 2017-06-30 2017-10-13 襄阳宏伟航空器有限责任公司 Exhaust top umbrella attachment structure and the fire balloon with the exhaust top umbrella attachment structure
CN211766232U (en) * 2020-03-05 2020-10-27 广西职业技术学院 Fire balloon gasbag

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