CN211232862U

CN211232862U - Novel combustor for fire balloon

Info

Publication number: CN211232862U
Application number: CN201921938788.5U
Authority: CN
Inventors: 许松涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-08-11
Anticipated expiration: 2029-11-12

Abstract

The utility model discloses a novel combustor for hot air balloon, including combustor bracket and two combustors, two combustors all include the air-collecting cover and connect in the control valve body of air-collecting cover bottom, are equipped with two high-pressure valves and a low-pressure valve on the valve body, are equipped with the center tube with a high-pressure valve intercommunication in the air-collecting cover, serpentine coil and toroidal tube, are equipped with first nozzle on the toroidal tube, still are equipped with second nozzle and long naked light nozzle in the air-collecting cover, and the air-collecting cover bottom sets up special drainage structures, removes the comdenstion water to the greatest extent fast. The utility model has the characteristics of structural design is reasonable, and fail safe nature is high, long service life.

Description

Novel combustor for fire balloon

Technical Field

The utility model relates to a fire balloon technical field especially relates to a novel combustor for fire balloon.

Background

The hot air balloon is an aircraft lighter than air, the upper half part of the hot air balloon is an atmospheric sphere, the lower half part of the hot air balloon is a hanging basket, air is heated in the balloon, and the hot air is used as buoyancy gas to enable the whole body to displace. The fire balloon is not only used for aeronautics and sports, but also has wide application in the aspects of aerial photography, aerial advertisement, tour and sightseeing and the like.

The combustor is the heart of the hot air balloon, and the design method and means of the combustor relate to the stability of the hot air balloon during working, the burnout degree of fuel, the simplicity of operation and the like. In the existing burner, the control valve body is usually arranged in the handle, however, the hot air balloon can be continuously used due to natural aging and various damages in the long-term use process, and the hot air balloon must be frequently checked, if local damage is found, the hot air balloon needs to be repaired or replaced in time, so that the hot air balloon is kept in a good state, the safety is facilitated, when the control valve body and the handle are arranged into a whole, the damage condition is not easy to be perceived and difficult to overhaul, and potential safety hazards are increased invisibly; moreover, the traditional nozzle is unreasonable in design, so that fuel is often burnt incompletely, the rising height of the hot air balloon cannot meet the requirement, and meanwhile, toxic and harmful gases are discharged to pollute the atmosphere; in addition, the air heated in the burner is condensed into liquid water due to temperature reduction, so that the operating valve body is easy to rust or the igniter is easy to malfunction.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the utility model provides a structural design is reasonable, and fail safe nature is high, convenient operation, long service life's combustor for hot air balloon.

The utility model provides a technical scheme that its technical problem adopted is: a novel burner for hot air balloon comprises a burner bracket, a first burner and a second burner which are arranged on the burner bracket, wherein a criss-cross connecting pipe is arranged in the middle of the burner bracket, universal joint converters used for connecting the first burner and the second burner are arranged at the cross positions of the connecting pipes so as to enable the first burner and the second burner to move freely,

the first combustor and the second combustor both comprise an air collecting cover and an operating valve body connected to the bottom of the air collecting cover, a first high-pressure valve, a second high-pressure valve and a low-pressure valve are arranged on the operating valve body, a central pipe communicated with the first high-pressure valve is arranged in the air collecting cover, the top of the central pipe is connected with a coiled pipe extending downwards, the coiled pipe extends to the bottom of the air collecting cover, the tail end of the coiled pipe is connected with a ring pipe, a plurality of first nozzles are arranged on the ring pipe, a second nozzle communicated with the second high-pressure valve and a long open fire nozzle communicated with the low-pressure valve are further arranged in the air collecting cover, the second nozzle and the long open fire nozzle are located at the center of the ring pipe, the long open fire nozzle is connected with an igniter, the igniter is arranged on the operating valve body, and a handle convenient to grasp is arranged between the two operating valve bodies, the bottom of the air collecting cover is provided with a water collecting tank, the first nozzle is sleeved with a sleeve, the sleeve is higher than the first nozzle and is connected with a water suction pipe at the higher part, one end of the water suction pipe is communicated with the sleeve, the other end of the water suction pipe extends into the water collecting tank, and the operating valve body is also provided with a temperature measuring display meter.

Furthermore, inlets of a first high-pressure valve and a second high-pressure valve of the first combustor are connected with the same high-pressure pipeline I, and the high-pressure pipeline I is connected with a gas cylinder I; inlets of a first high-pressure valve and a second high-pressure valve of the second combustor are connected with the same high-pressure pipeline II, and the high-pressure pipeline II is connected with a gas cylinder II; and inlets of low-pressure valves of the first combustor and the second combustor are connected with the same low-pressure pipeline, and the low-pressure pipeline is connected with a gas cylinder III.

Furthermore, the bottom of the two air collecting covers is provided with a connecting plate.

Furthermore, the low-pressure valve is arranged in the handle, so that the space is saved, and the appearance is more attractive.

Further, the water collecting tank is set to be in an inverted cone shape, and the water suction pipe extends to the lowest position of the inverted cone shape.

Furthermore, a counter bore is formed in the water collecting tank, and the water suction pipe extends into the counter bore.

Further, the diameter of the annular pipe is between 15-20 mm, and is slightly less than the diameter of the snake-shaped coil pipe, so that the arrangement ensures that a nozzle on the annular pipe can be ignited within an effective range in the long open fire.

Further, the quantity of first nozzle set up to 12, the diameter of first nozzle set up to 1 ~ 2mm, the angle that first nozzle deviates from the vertical line is 20 ~ 35, it is high to set up the fuel burn-off rate like this, the flame height can reach 6 ~ 8 m.

Further, the diameter of the second nozzle is set to be 2.5-3 mm, the angle of the second nozzle deviating from the vertical line is 30-45 degrees, the diameter and the angle of the nozzle are set to be optimal, approximately white flame can be sprayed, and the height of the nozzle reaches 8-10 m.

The utility model discloses a novel combustor for hot air balloon's beneficial effect is:

1. the operating valve body and the handle are separated, so that the operating valve is convenient to operate and maintain, potential safety hazards and inconvenience caused by the fact that the operating valve body is installed in the handle are avoided, and the three operating valves are respectively provided with the wrenches which are independent from each other and do not influence each other;

2. the diameter of the ever-burning flame nozzle is set to be 0.6-0.8 mm, the low-pressure air valve connected with the air bottle has the wind resistance capability of reaching more than 7 grades; the diameter of the first nozzle is set to be 1-2 mm, the angle of the nozzle deviating from a vertical line is 20-35 degrees, a high-pressure liquid valve connected with a gas cylinder is high in fuel burnout rate and cannot cause waste, and the height of flame can reach 6-8 m; the diameter of the second nozzle of the high-pressure liquid valve which is also connected with the gas cylinder is set to be 2.5-3 mm, the angle of the nozzle deviating from the vertical line is 30-45 degrees, the nozzle can spray approximate white flame, and the white flame can show gorgeous color under the mapping of the color saccule at night with dim light, so that the high-pressure liquid valve has high ornamental value and advertising effect;

3. the water catch bowl is seted up to the bottom of wind-collecting cover, the sleeve pipe is established to first nozzle overcoat, the sleeve pipe is higher than first nozzle and connects the pipe that absorbs water at the part of rising, it communicates with each other with the sleeve pipe to absorb water pipe one end, the other end extends to in the water catch bowl, when ponding in the water catch bowl is crossed the mouth of pipe of absorbing water pipe, the space that the sleeve pipe exceeds first nozzle is heated and is formed the negative pressure, ponding receives the thrust of low department and rises to the negative pressure space, simultaneously by high-speed spun flame take outside the combustor, the clean and quick of condensate water drainage, prevent that the comdenstion water from making the valve body rust or making some firearms out of order, the life of extension combustor, improve the security.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a bottom view of the present invention;

FIG. 4 is a schematic view of the connection structure of the central tube, the serpentine coil and the annular tube of the present invention;

FIG. 5 is an embodiment of a drainage structure;

FIG. 6 is another embodiment of a drainage structure;

FIG. 7 is a schematic view of the combustion system of the present invention;

in the figure, 1, a burner bracket, 2, a wind collecting cover, 3, a universal joint converter, 4, a connecting pipe, 5, an operating valve body, 6, a connecting plate, 7, a handle, 8, a first high-pressure valve, 9, a second high-pressure valve, 10, a temperature measuring display meter, 11, a low-pressure valve, 12, a central pipe, 13, a serpentine coil pipe, 14, an annular pipe, 15, a first nozzle, 16, an igniter, 17, a water suction pipe, 18, a second nozzle, 19, a long open fire nozzle, 20, high-pressure pipelines I, 21, a low-pressure pipeline, 22, high-pressure pipelines II, 23, gas cylinders I, 24, gas cylinders II, 25, gas cylinders III, 26, a water collecting tank, 27, a sleeve and 28 are arranged in a counter bore.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

The burner for the novel hot air balloon as shown in fig. 1-4 comprises a burner bracket 1, and a first burner and a second burner which are arranged on the burner bracket 1, wherein a criss-cross connecting pipe 4 is arranged in the middle of the burner bracket 1, and a universal joint converter 3 for connecting the first burner and the second burner is arranged at the staggered position of the connecting pipe 4, so that the first burner and the second burner can move freely;

the first combustor and the second combustor both comprise air collecting covers 2 and operating valve bodies 5 connected to the bottoms of the air collecting covers 2, connecting plates 6 are arranged at the bottoms of the two air collecting covers 2, a first high-pressure valve 8, a second high-pressure valve 9 and a low-pressure valve 11 are arranged on the operating valve bodies 5, a central pipe 12 communicated with the first high-pressure valve 8 is arranged in each air collecting cover 2, the top of each central pipe 12 is connected with a downwardly extending serpentine coil 13, each serpentine coil 13 extends to the bottom of each air collecting cover 2, the tail end of each serpentine coil is connected with a ring pipe 14, the diameter of each ring pipe 14 is 15-20 mm and is slightly smaller than that of each serpentine coil 13, and the diameters of the ring pipes; 12 first nozzles 15 are arranged on the annular pipe 14, the diameter of each first nozzle 15 is set to be 1.8mm, and the angle of each first nozzle 15 deviating from the vertical line is 30 degrees; a second nozzle 18 communicated with the second high-pressure valve 9 and a long open fire nozzle 19 communicated with the low-pressure valve 11 are further arranged in the wind collection cover 2, the second nozzle 18 and the long open fire nozzle 19 are located at the center of the annular pipe 14, the diameter of the second nozzle 18 is set to be 2.8mm, and the angle of the second nozzle 18 deviating from the vertical line is 40 degrees; the pilot burner 19 is connected with an igniter 16, the igniter 16 is arranged on the control valve bodies 5, a handle 7 convenient to grasp is arranged between the two control valve bodies 5, the low-pressure valve 11 is arranged in the handle 7, a water collecting tank 26 is arranged at the bottom of the air collecting cover 2, a sleeve 27 is sleeved outside the first nozzle 15, the sleeve 27 is higher than the first nozzle 15 and is connected with a water suction pipe 17 at the higher part, one end of the water suction pipe 17 is communicated with the sleeve 27, the other end of the water suction pipe extends into the water collecting tank 26, and a temperature measuring display meter 10 is further arranged on the control valve bodies 5.

As shown in fig. 7, two dashed boxes in the figure are respectively a first combustor and a second combustor, inlets of a first high-pressure valve 8 and a second high-pressure valve 9 of the first combustor are connected with a same high-pressure pipeline i 20, and the high-pressure pipeline i 20 is connected with a liquid valve of a gas cylinder i 23; inlets of a first high-pressure valve 8 and a second high-pressure valve 9 of the second combustor are connected with the same high-pressure pipeline II 22, and the high-pressure pipeline II 22 is connected with a liquid valve of a gas cylinder II 24; the inlets of the low-pressure valves 11 of the first burner and the second burner are connected with the same low-pressure pipeline 21, the low-pressure pipeline 21 is connected with a gas valve of a gas cylinder III 25, the gas cylinder is a gas cylinder which is commonly used by RQ7-3 type and RQ7-4 type hot air balloons, and propane or civil liquefied petroleum gas is used as fuel.

Gaseous fuel enters a low-pressure interface of the operating valve through a low-pressure pipeline, when the low-pressure valve is opened, the gaseous fuel enters the ever-burning flame nozzle and is ignited and combusted by the igniter, and the gaseous fuel is combusted and is not extinguished all the time in the whole use process of the fire balloon; liquid fuel enters the high-pressure interface of the operating valve through the high-pressure pipeline, when the high-pressure valve is opened, the liquid fuel passes through the central pipe from the operating valve, is gasified violently after absorbing heat through the serpentine coil pipe, is sprayed out from the nozzle on the annular pipe, and is ignited into columnar flame by low-pressure long-term open fire.

In order to prevent the condensed water from rusting the valve body or making the igniter fail, the utility model designs a special drainage structure, as shown in fig. 5 and 6, a water collecting tank 26 is arranged at the bottom of the air collecting cover, a sleeve 27 is arranged outside the first nozzle 15, the sleeve 27 is higher than the first nozzle 15 and is connected with a water suction pipe 17 at the higher part, one end of the water suction pipe 17 is communicated with the sleeve 27, the other end extends into the water collecting tank 26, the water collecting tank 26 can be in an inverted cone shape, the water suction pipe 17 extends to the lowest part of the inverted cone shape, a counter bore 28 can also be arranged in the water collecting tank 26, the water suction pipe 17 extends into the counter bore 28, when the accumulated water in the water collecting tank 26 does not pass through the nozzle of the water suction pipe 17, the space of the sleeve 27 higher than the first nozzle 15 is heated to form negative pressure, the accumulated water is lifted to the negative pressure space by the thrust at the lower part, and is brought out of the combustor by, the valve body is prevented from rusting or the igniter is prevented from being out of order by condensed water, the service life of the burner is prolonged, and the safety of the fire balloon in the flying process is improved.

In general flight, one burner is enough, and in special cases, such as when an emergency flying over an obstacle and the like needs to be rapidly raised, two high-pressure pipelines can be simultaneously opened for rapid heating, so that the output heat of the burner is increased, but at the moment, the indication of a temperature measurement display meter needs to be paid attention to, so that the overtemperature is prevented.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a novel combustor for hot air balloon, characterized by: comprises a burner bracket (1), a first burner and a second burner which are arranged on the burner bracket (1), wherein a criss-cross connecting pipe (4) is arranged in the middle of the burner bracket (1), a universal joint converter (3) for connecting the first burner and the second burner is arranged at the cross position of the connecting pipe (4) so as to lead the first burner and the second burner to freely move,

the first combustor and the second combustor both comprise a wind collecting cover (2) and an operating valve body (5) connected to the bottom of the wind collecting cover (2), a first high-pressure valve (8), a second high-pressure valve (9) and a low-pressure valve (11) are arranged on the operating valve body (5), a central pipe (12) communicated with the first high-pressure valve (8) is arranged in the wind collecting cover (2), the top of the central pipe (12) is connected with a downwardly extending serpentine coil (13), the serpentine coil (13) extends to the bottom of the wind collecting cover (2) and is connected with an annular pipe (14) at the tail end of the serpentine coil, a plurality of first nozzles (15) are arranged on the annular pipe (14), a second nozzle (18) communicated with the second high-pressure valve (9) and a long open fire nozzle (19) communicated with the low-pressure valve (11) are further arranged in the wind collecting cover (2), second nozzle (18) and long naked flame nozzle (19) be located the central point of annular pipe (14) and put, long naked flame nozzle (19) be connected with some firearm (16), some firearm (16) set up on manipulating valve body (5), two manipulating valve body (5) between be equipped with handle (7) convenient to grasp, the bottom of wind-collecting cover (2) set up water catch bowl (26), sleeve pipe (27) are established to first nozzle (15) overcoat, sleeve pipe (27) be higher than first nozzle (15) and connect water absorption pipe (17) in the part of rising, water absorption pipe (17) one end communicates with each other with sleeve pipe (27), the other end extends to in water catch bowl (26), manipulating valve body (5) on still be equipped with temperature measurement display meter (10).

2. The burner for hot air balloon as claimed in claim 1, wherein: inlets of a first high-pressure valve (8) and a second high-pressure valve (9) of the first combustor are connected with the same high-pressure pipeline I (20), and the high-pressure pipeline I (20) is connected with a gas cylinder I (23); inlets of a first high-pressure valve (8) and a second high-pressure valve (9) of the second combustor are connected with a same high-pressure pipeline II (22), and the high-pressure pipeline II (22) is connected with a gas cylinder II (24); the inlet of the low-pressure valve (11) of the first combustor and the inlet of the low-pressure valve of the second combustor are connected with the same low-pressure pipeline (21), and the low-pressure pipeline (21) is connected with a gas cylinder III (25).

3. The burner for hot air balloon as claimed in claim 1, wherein: and the bottom parts of the two wind collecting covers (2) are provided with connecting plates (6).

4. The burner for hot air balloon as claimed in claim 1, wherein: the low-pressure valve (11) is arranged in the handle (7).

5. The burner for hot air balloon as claimed in claim 1, wherein: the water collecting tank (26) is in an inverted cone shape, and the water suction pipe (17) extends to the lowest part of the inverted cone shape.

6. The burner for hot air balloon as claimed in claim 1, wherein: a counter bore (28) is formed in the water collecting tank (26), and the water suction pipe (17) extends into the counter bore (28).

7. The burner for hot air balloon as claimed in claim 1, wherein: the diameter of the annular pipe (14) is 15-20 mm, and is slightly smaller than the diameter of the snake-shaped coil pipe (13).

8. The burner for hot air balloon as claimed in claim 1, wherein: the number of the first nozzles (15) is set to be 12, the diameter of the first nozzles (15) is set to be 1-2 mm, and the angle of the first nozzles (15) deviating from a vertical line is 20-35 degrees.

9. The burner for hot air balloon as claimed in claim 1, wherein: the diameter of the second nozzle (18) is set to be 2.5-3 mm, and the angle of the second nozzle (18) deviating from the vertical line is 30-45 degrees.