CN217503620U

CN217503620U - Outer finned tube heat exchange steam generation device

Info

Publication number: CN217503620U
Application number: CN202221479385.0U
Authority: CN
Inventors: 李金超; 张亚波; 李众; 刘鹏
Original assignee: Anyang Lanchuang Boiler Co ltd
Current assignee: Anyang Lanchuang Boiler Co ltd
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2022-09-27
Anticipated expiration: 2032-06-14

Abstract

The utility model provides an outer finned tube heat transfer steam produces device, including the smoke-collecting box, the inside of smoke-collecting box and the outside equipartition that is located the vertical central line of smoke-collecting box are provided with a plurality of first outer finned tubes, the lower part of smoke-collecting box is provided with down the collection case, the upper portion of smoke-collecting box is provided with collection case, every the upper portion of first outer finned tube all runs through the setting and is in the bottom of collection case, every the lower part of first outer fin all runs through the setting and is in the top of collection case down, be provided with first aqueduct on the lateral wall of collection case down, the top of going up the collection case is provided with out the steam pipe. The utility model can be suitable for the non-continuous process requiring steam, is not subject to the clear requirements of special equipment on the structure, and has the advantages of fast assembly and welding, simple process and energy-saving steel consumption; the water capacity is small and does not exceed the standard requirement, the steam generation is fast, the load adaptability is strong, and energy resources are saved; the heat absorption intensity is higher, simple structure, and the commonality is good.

Description

Outer finned tube heat exchange steam generation device

Technical Field

The utility model relates to a steam generation technical field, concretely relates to outer finned tube heat transfer steam generation device.

Background

The existing steam generating device is mainly a boiler shell or a water pipe type boiler, belongs to special equipment, is designed, manufactured and used by supervision, has high requirements on a use unit and operators, generally has large water capacity, generates steam slowly, is inconvenient for a discontinuous steam-requiring process and wastes resources. The heated surface is also a steel plate or a water pipe, so the heat absorption strength is not high, and the universality is lower.

SUMMERY OF THE UTILITY MODEL

In view of the above, the utility model provides an outer finned tube heat transfer steam generation device, can be suitable for the process that the discontinuity needs the steam, do not receive the clear requirement of special equipment to the structure, the assembly welding is faster, simple process, energy-conserving steel consumes; the water capacity is small and does not exceed the standard requirement, the steam generation is fast, the load adaptability is strong, and energy resources are saved; the heat absorption intensity is higher, simple structure, and the commonality is good.

In order to solve the technical problem, the utility model provides an outer finned tube heat exchange steam generation device, which comprises a smoke collection box, wherein a plurality of first outer finned tubes are uniformly distributed in the smoke collection box and positioned outside the vertical central line of the smoke collection box, a lower collection box is arranged at the lower part of the smoke collection box, an upper collection box is arranged at the upper part of the smoke collection box, the upper part of each first outer finned tube penetrates through the bottom of the upper collection box, the lower part of each first outer finned tube penetrates through the top of the lower collection box, a first water guide pipe is arranged on the outer side wall of the lower collection box, a steam outlet pipe is arranged at the top of the upper collection box, a heat insulation sleeve is arranged on the vertical central line of the upper collection box and penetrates through the upper part of the smoke collection box, a gas pipe is arranged in the heat insulation sleeve, and a plurality of vent holes are arranged at the lower part of the gas pipe and the part positioned in the smoke collection box, the upper end of gas pipe is provided with the combustor, the model of combustor is: BJF365, brand bojunfei.

Furthermore, a smoke guide pipe is arranged on the lower portion of the outer side wall of the smoke collection box, an energy saver is arranged on the end portion of the other side of the smoke guide pipe, a second outer finned tube is arranged in the energy saver, a water supply pipe is arranged on the end portion of one side of the second outer finned tube, and a water pump is arranged on the end portion of the other side of the water supply pipe.

Furthermore, a smoke exhaust pipe is arranged on the energy saver, and a water inlet pipe is arranged at the end part of the other side of the second outer finned tube.

Further, the other side end of the water inlet pipe is connected with the end of the first water guide pipe.

Furthermore, a second water guide pipe is arranged at the bottom of the other side of the lower header, a water level detector is arranged at the end of the other side of the second water guide pipe, a steam connecting pipe is arranged at the top of the water level detector, and the lower part of the steam connecting pipe penetrates through the upper part of the upper header.

Furthermore, a supporting plate is arranged at the lower part of the lower header, and universal wheels are arranged at the lower part of the supporting plate.

Furthermore, a flange plate is welded at the lower part of the steam outlet pipe, and the lower part of the flange plate is welded at the upper part of the upper header.

The utility model discloses an above-mentioned technical scheme's beneficial effect as follows:

1. the device has simple structure and small water capacity, is not managed by special equipment, and is convenient for management of use units.

2. The product has fast steam speed, and is suitable for the enterprises with fast steam load change, such as laundry, cardboard factories, disinfection, rice steaming, food and beverage processing, etc.

3. The second outer finned tube can utilize the heat of high-temperature flue gas, fully absorb the waste heat of the flue gas, preheat water in the second finned tube while reducing the temperature of the flue gas during smoke discharge, and has low smoke discharge temperature and high energy efficiency; the structure is suitable for the diffusion type and the premixing type burners with the Bojunfei brand.

4. The water in the second finned tube in the energy saver can fully absorb the waste heat of the flue gas, so that the lowest temperature of the flue gas can reach 50 ℃, the loss of the fuel gas is greatly reduced, and the efficiency of steam generation is improved.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a second embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a third embodiment of the present invention;

fig. 4 is a schematic structural diagram of a fourth embodiment of the present invention.

1. A burner; 2. a steam outlet pipe; 3. an upper header; 4. an energy saver; 5. a water supply pipe; 6. a water pump; 7. a lower header; 8. a water level detector; 9. a first outer finned tube; 10. a second outer finned tube; 11. a flange plate; 12. a smoke guide pipe; 13. a smoke exhaust pipe; 14. a water inlet pipe; 15. a first water conduit; 16. a second water conduit; 17. a vapor connection pipe; 18. a gas pipe; 19. a heat insulating sleeve; 20. a smoke collection box; 21. a support plate; 22. a universal wheel.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 4 of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the present invention, belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1-4: an outer finned tube heat exchange steam generation device comprises a smoke collection box 20, wherein the smoke collection box 20 is made of incombustible high-temperature-resistant materials, the smoke collection box 20 can collect high-temperature gas generated by gas combustion to avoid unnecessary loss of heat caused by direct emission of the high-temperature gas into the air, a plurality of first outer finned tubes 9 are uniformly distributed in the smoke collection box 20 and positioned on the outer side of a vertical central line of the smoke collection box 20, the first outer finned tubes 9 are made of high-temperature-resistant and fire-resistant materials, a lower collection box 7 is arranged on the lower portion of the smoke collection box 20, the lower collection box 7 is used for storing water guided by an energy saver 4, an upper collection box 3 is arranged on the upper portion of the smoke collection box 20, the upper collection box 3 is used for collecting steam generated in the first finned tubes, and the upper portion of each first outer finned tube 9 penetrates through the bottom of the upper collection box 3, the lower part of each first outer fin is arranged at the top of the lower header 7 in a penetrating manner, a first water guide pipe 15 is arranged on the outer side wall of the lower header 7, a heat-resistant pipe is selected to be the first water guide pipe 15, the heat-resistant temperature is not lower than 100 ℃, a steam outlet pipe 2 is arranged at the top of the upper header 3, the steam outlet pipe 2 is used for discharging water vapor stored in the upper header 3, a heat insulation sleeve 19 is arranged on the vertical central line of the upper header 3 and penetrates through the upper part of the smoke collector 20, the heat insulation sleeve 19 is made of a high-temperature-resistant non-combustible material, a gas pipe 18 is arranged in the heat insulation sleeve 19, a through hole matched with the gas pipe 18 is formed in the heat insulation sleeve 19, an ignition device is arranged in the smoke collector 20, the gas pipe 18 is made of a high-temperature-resistant combustible material, and a plurality of vent holes are formed in the lower part of the gas pipe 18 and the part of the smoke collector 20, the air vent is used for scattering flame generated by ignited gas, so that water in the first outer finned tube 9 can be directly heated to generate water vapor, the upper end part of the gas tube 18 is provided with a combustor 1, and the combustor 1 is of a type as follows: BJF365, brand bojunfei.

Specifically, install micro-processing control panel in the combustor 1, can show running state and diagnosis trouble reason, also be provided with fan and burner on the combustor 1, the fan can inhale the combustion chamber with the ambient air, can guarantee that the combustor is high-efficient operation in whole output range, when being full of water in the first outer finned tube 9, combustor 1 is opened, the fan works and inhales the combustor with the ambient air in, pass through gas pipe 18 and get into collection smoke box 20 with the gas in, then ignite through starting ignition, at this moment, the gas of being lighted in the gas pipe 18 can spill over in the through-hole, produce high temperature flame, and then realize heating the water in the first outer finned tube 9, the steam of production can get into collection box 3 through the upper portion of first finned tube, finally is discharged through play steam pipe 2 and is collected the use.

According to the utility model discloses an embodiment, as shown in fig. 1-4, the lateral wall lower part of smoke-collecting box 20 is provided with leads tobacco pipe 12, the opposite side tip of leading tobacco pipe 12 is provided with economizer 4, be provided with the outer finned tube 10 of second in the economizer 4, the outer finned tube 10 of second is used for guiding and storing water, lead the tobacco pipe 12 and be used for leading-in economizer 4 of the flue gas of the high temperature in the smoke-collecting box 20 through leading tobacco pipe 12, and then realize preheating the water in the outer finned tube 10 of second, a side tip of the outer finned tube 10 of second is provided with feed pipe 5, the opposite side tip of feed pipe 5 is provided with water pump 6, water pump 6 is used for the water in the water tank to go into the outer finned tube 10 of second in the economizer 4 through feed pipe 5 pump.

According to an embodiment of the present invention, as shown in fig. 1-4, a smoke exhaust pipe 13 is disposed on the economizer 4, the smoke exhaust pipe 13 is used for exhausting smoke in the economizer 4, a water inlet pipe 14 is disposed at the other end of the second outer finned tube 10, the other end of the water inlet pipe 14 is connected to the end of the first water guiding pipe 15, a second water guiding pipe 16 is disposed at the bottom of the other side of the lower header 7, a water level detector 8 is disposed at the other end of the second water guiding pipe 16, the water inlet pipe 14 is used for guiding preheated water in the second outer finned tube 10 into the lower header 7 and the second water guiding pipe 16 through the first water guiding pipe 15, the water level detector 8 is guided into the second water guiding pipe 16 through the second water guiding pipe 16, a steam connecting pipe 17 is disposed at the top of the water level detector 8, the steam connecting pipe 17 can guide excess water in the water level detector 8 into the upper header 3 again, the lower part of the steam connecting pipe 17 penetrates through the upper part of the upper header 3.

According to the utility model discloses an embodiment, as shown in fig. 1-4, the lower part of collection case 7 is provided with backup pad 21, backup pad 21 is used for supporting the device fixedly, the lower part of backup pad 21 is provided with universal wheel 22, be provided with the brake on the universal wheel 22, the lower part welding of play steam pipe 2 has flange 11, the lower part welding setting of flange 11 is in the upper portion of collection case 3.

The utility model discloses a use method:

firstly, the steam generating device is moved to a safe distance from a water source and a gas station through a universal wheel 22, a brake is pressed down, the position of the device is locked, then a water pumping pipe of a water pump 6 is inserted into a water tank, the water pump 6 is started while a faucet is opened, at the moment, water is pumped into a water supply pipe 5 through the water pump 6, enters a second outer finned tube 10 in an energy saver 4 through the water supply pipe 5, flows through a water inlet pipe 14 in the second outer finned tube 10, is guided into a lower collection box 7 through a first water guide pipe 15, after water in the lower collection box 7 is fully collected, one part of water continues to enter a first outer finned tube 9, the other part of water enters a water level detector 8 through a second water guide pipe 16, then the combustor 1 is opened, a micro-processing control panel is installed in the combustor 1, the operation state and the fault reason can be displayed, a fan and a combustion head are also arranged on the combustor 1, the fan can suck outside air into the combustion chamber, the efficient operation of the burner in the whole output range can be ensured, when the water level in the first outer finned tube 9 reaches the set position, the burner 1 is opened, the fan works to suck the outside air into the burner, gas enters the smoke collection box 20 through the gas tube 18, then ignition is carried out by starting the ignition device, at the moment, the ignited gas in the gas tube 18 overflows through the through hole to generate high-temperature flame, further the water in the first outer finned tube 9 is heated, the generated steam enters the upper collection box 3 through the upper part of the first finned tube and finally is discharged for collection through the gas outlet tube 2, the heat generated by gas combustion can enter the energy saver 4 through the smoke guide tube 12 due to the blocking and collection of the smoke collection box 20, and the water in the second outer finned tube 10 is preheated, finally, through the cooling effect of the water in the second outer finned tube 10, the lower flue gas meeting the emission standard of temperature can be discharged through the smoke exhaust pipe 13 in the energy saver 4, the high-temperature flue gas generated by combustion is effectively cooled, and meanwhile, the water in the second outer finned tube 10 in the energy saver 4 is preheated, so that the generation efficiency of water vapor is greatly improved, the consumption of fuel gas is reduced, and the utilization rate of the fuel gas is further improved.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an outer finned tube heat transfer steam produces device which characterized in that: comprises a smoke collection box (20), a plurality of first outer finned tubes (9) are uniformly distributed in the smoke collection box (20) and positioned on the outer side of the vertical central line of the smoke collection box (20), a lower collection box (7) is arranged on the lower portion of the smoke collection box (20), an upper collection box (3) is arranged on the upper portion of the smoke collection box (20), the upper portion of each first outer finned tube (9) penetrates through the bottom of the upper collection box (3), the lower portion of each first outer fin penetrates through the top of the lower collection box (7), a first water guide pipe (15) is arranged on the outer side wall of the lower collection box (7), a steam outlet pipe (2) is arranged on the top of the upper collection box (3), a heat insulation sleeve (19) is arranged on the vertical central line of the upper collection box (3) and penetrates through the upper portion of the smoke collection box (20), and a gas pipe (18) is arranged in the heat insulation sleeve (19), the gas stove is characterized in that a plurality of vent holes are formed in the lower portion of the gas pipe (18) and the portion, located in the smoke collection box (20), of the gas pipe (18), and a combustor (1) is arranged at the upper end portion of the gas pipe (18).

2. The external fin tube heat exchange steam generating device according to claim 1, wherein: the energy-saving smoke collection box is characterized in that a smoke guide pipe (12) is arranged on the lower portion of the outer side wall of the smoke collection box (20), an energy saver (4) is arranged on the end portion of the other side of the smoke guide pipe (12), a second outer finned pipe (10) is arranged in the energy saver (4), a water supply pipe (5) is arranged on the end portion of one side of the second outer finned pipe (10), and a water pump (6) is arranged on the end portion of the other side of the water supply pipe (5).

3. The external fin tube heat exchange steam generating device according to claim 2, wherein: a smoke exhaust pipe (13) is arranged on the energy saver (4), and a water inlet pipe (14) is arranged at the end part of the other side of the second outer finned tube (10).

4. The external fin tube heat exchange steam generating device according to claim 3, wherein: the other side end of the water inlet pipe (14) is connected with the end of the first water guide pipe (15).

5. The external fin tube heat exchange steam generating device according to claim 4, wherein: a second water guide pipe (16) is arranged at the bottom of the other side of the lower header (7), a water level detector (8) is arranged at the end part of the other side of the second water guide pipe (16), a steam connecting pipe (17) is arranged at the top of the water level detector (8), and the lower part of the steam connecting pipe (17) penetrates through the upper part of the upper header (3).

6. The external fin tube heat exchange steam generating device according to claim 5, wherein: the lower part of the lower header (7) is provided with a support plate (21), and the lower part of the support plate (21) is provided with a universal wheel (22).

7. The external fin tube heat exchange steam generating device according to claim 1, wherein: the lower part of the steam outlet pipe (2) is welded with a flange plate (11), and the lower part of the flange plate (11) is welded on the upper part of the upper header (3).