CN220059984U

CN220059984U - Energy-saving fan structure of steam boiler of power station

Info

Publication number: CN220059984U
Application number: CN202320775623.0U
Authority: CN
Inventors: 刘克通
Original assignee: Linyi Aobote Thermal Power Co ltd
Current assignee: Linyi Aobote Thermal Power Co ltd
Priority date: 2023-04-04
Filing date: 2023-04-04
Publication date: 2023-11-21
Anticipated expiration: 2033-04-04

Abstract

The embodiment of the utility model discloses an energy-saving fan structure of a steam boiler of a power station, which comprises a fan shell, wherein an inner current collecting layer is fixedly connected inside the fan shell, a protection plate is fixedly connected inside the inner current collecting layer, an outer sealing plate is movably sleeved outside the front end of the fan shell, a threaded rod is arranged inside the outer side of the outer sealing plate, and an auxiliary exhaust pipe is arranged inside the top end of the fan shell. This energy-conserving fan structure of power station steam boiler installs in the inside of fan shell through concentrated conveyer pipe and gas concentrated conveyer pipe, and concentrated conveyer pipe drives gas simultaneously and concentrates the inside to the fan shell from outside via gas concentrated conveyer pipe and carry, and the middle part of collecting current layer is installed to gas concentrated conveyer pipe simultaneously, and the gas concentrated upward transport of inside gas concentrated conveyer pipe is driven to interior collecting current layer simultaneously to the concentration of gas when increasing gas transmission can assist the emission of steam when vapor transmission, thereby the rethread exhaust efficiency.

Description

Energy-saving fan structure of steam boiler of power station

Technical Field

The utility model relates to the technical field of energy-saving fans of boilers, in particular to an energy-saving fan structure of a steam boiler of a power station.

Background

In the power station, the electric quantity is required to be produced, the conventional mode of thermal power generation is converted into electric energy, the auxiliary power generation is performed by using a steam boiler, but steam can be generated after the steam boiler drives liquid to heat, when the carried steam deviates, the steam can be discharged by using the air outlet holes, but when the steam is filled into a closed space, the space vision is reduced, the moisture is increased, and the generated steam is discharged by using the air outlet fan.

Among the patents issued, in chinese patent No. CN 102828977A, an energy-saving fan is disclosed; the front impeller and the rear impeller rotate to enable air to form air flow, the air flow has large air quantity and large air pressure, the characteristics of a shaft flow fan and a centrifugal fan are achieved, the volume is small, the energy consumption is low, and meanwhile vibration and noise are reduced;

in the above-mentioned energy-saving fan, utilize and all install the impeller at the both ends of motor, can increase amount of wind and atmospheric pressure for play energy-conserving effect, but in above-mentioned document, when the inside impeller of equipment rotates, all need adopt the drive of motor, and in order to guarantee that equipment keeps ventilation state for a long time, need carry the motor to rotate continuously, the motor rotates continuously and can produce the problem of extravagant resource, so we propose a power station steam boiler energy-saving fan structure.

Disclosure of Invention

The utility model provides an energy-saving fan structure of a steam boiler of a power station, aiming at the defects of the existing energy-saving fan structure of the steam boiler of the power station, which is provided with the energy-saving fan structure of the steam boiler of the power station, when the steam is not much in the steam boiler of the power station, the fan is stopped, meanwhile, an arc plate is arranged at the end part of a fan shell, when the air is circulated outdoors, the gas drives the arc plate to rotate, the arc plate drives a fan blade to rotate, the fan blade drives the inside of the fan shell to generate air quantity, and negative pressure is generated, namely, in the state of little steam, the arc plate rotates to carry the fan blade to synchronously rotate, so that the steam can be driven to be discharged, and the structure does not need electric drive, so that the energy-saving advantage is achieved, and the problems in the background technology are solved.

The utility model provides the following technical scheme: the utility model provides an energy-conserving fan structure of power station steam boiler, includes the fan shell, the inside fixedly connected with inner current collector of fan shell, the inside fixedly connected with guard plate of inner current collector, the outside activity of fan shell front end has cup jointed the outer closing plate, the internally mounted in the outer closing plate outside has the threaded rod, the internally mounted on fan shell top has auxiliary exhaust pipe, one side fixedly connected with concentrated conveyer pipe of fan shell lower part, the tip fixedly connected with gas concentrated conveyer pipe of concentrated conveyer pipe, the internally mounted of concentrated conveyer pipe has the fan, the top fixedly connected with of fan shell prescribes a limit to the track, prescribe a limit to orbital outside activity cup joint the connection pad, the tip fixedly connected with arc of connection pad, the tip fixedly connected with cap of arc, the lower part fixedly connected with flabellum of connection pad.

Preferably, the middle part of the centralized conveying pipe is in a V shape, the centralized conveying pipes are arranged on two sides of the fan shell, and the joint parts of the two centralized conveying pipes are communicated with the gas centralized conveying pipe.

Preferably, the inner current collecting layer is conical, the lower part of the protection plate is conical, and the protection plate is positioned in the front end of the gas concentration conveying pipe.

Preferably, the auxiliary exhaust pipes are arranged at equal intervals in the fan housing, the outer sealing plate covers the outer part of the auxiliary exhaust pipes, and the motor arranged in the threaded rod is arranged outside the fan housing.

Preferably, twelve groups of auxiliary exhaust pipes are arranged, and the auxiliary exhaust pipes are bent downwards.

Preferably, the connecting disc is sleeved on the inner side of the limiting track, and the fan blade is positioned at the lower part of the connecting disc.

Preferably, the arc-shaped plates are in a bent shape, and the arc-shaped plates are arranged at equal intervals on the outer side of the upper part of the connecting disc.

Compared with the existing energy-saving fan structure of the steam boiler of the power station, the utility model has the following beneficial effects:

1. this energy-conserving fan structure of power station steam boiler installs in the inside of fan shell through concentrated conveyer pipe and gas concentrated conveyer pipe, and concentrated conveyer pipe drives gas simultaneously and concentrates the inside to the fan shell from outside via gas concentrated conveyer pipe and carry, and the middle part of collecting current layer is installed to gas concentrated conveyer pipe simultaneously, and the gas concentrated upward transport of inside gas concentrated conveyer pipe is driven to interior collecting current layer simultaneously to the concentration of gas when increasing gas transmission can assist the emission of steam when vapor transmission, thereby the rethread exhaust efficiency.

2. This energy-conserving fan structure of power station steam boiler installs the connection pad through the upper end of fan housing, and the arc is installed on the upper portion of connection pad simultaneously, and when the outside air was through the arc, the arc rotated, and the arc rotated and drive the flabellum and rotate, and the flabellum rotates and produces ascending appeal, and the flabellum drives the inside steam outside transmission of fan housing promptly, and equipment all can carry steam exhaust under outdoor windy state promptly, avoids the motor to start the problem that leads to the loss promptly, can drive steam exhaust voluntarily when direct equipment uses promptly to increase the energy-conserving effect of equipment.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the main structure of the present utility model;

FIG. 2 is a schematic view of an auxiliary exhaust pipe in an open state;

FIG. 3 is a schematic cross-sectional view of the main body of the present utility model;

FIG. 4 is a schematic view of a partial enlarged structure of an energy-saving fan blade according to the present utility model;

FIG. 5 is a schematic view of a partial cross-sectional structure of an energy-saving fan blade according to the present utility model;

fig. 6 is an enlarged schematic view of the structure of the present utility model at a.

In the figure: 1. a blower housing; 2. a centralized conveying pipe; 3. a gas concentration and delivery pipe; 4. a blower; 5. an inner current collector layer; 6. a protection plate; 7. an outer sealing plate; 8. a threaded rod; 9. an auxiliary exhaust pipe; 10. defining a track; 11. a connecting disc; 12. an arc-shaped plate; 13. capping; 14. and (3) a fan blade.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 2, 3, 4, 5 and 6, an energy-saving fan structure for a power station steam boiler comprises a fan housing 1, wherein an inner collecting layer 5 is fixedly connected to the inside of the fan housing 1, the inner collecting layer 5 drives steam or smoke to be intensively conveyed, a protection plate 6 is fixedly connected to the inside of the inner collecting layer 5, the protection plate 6 seals the upper part of a gas centralized conveying pipe 3 to prevent impurities from dropping into the inside of the gas centralized conveying pipe 3, an outer sealing plate 7 is movably sleeved outside the front end of the fan housing 1, a threaded rod 8 is arranged inside the outer side of the outer sealing plate 7, the threaded rod 8 is started, the threaded rod 8 carries the height of the outer sealing plate 7 to regulate and control, the outer sealing plate 7 can regulate and control the outside forming sealing or opening state of an auxiliary exhaust pipe 9, an auxiliary exhaust pipe 9 is arranged inside the top end of the fan housing 1, the auxiliary exhaust pipe 9 drives gas to be exhausted, namely when a large amount of smoke needs to be exhausted, the exhaust efficiency of the smoke can be increased, one side of the lower part of the fan housing 1 is fixedly connected with the centralized conveying pipe 2, the centralized conveying pipe 2 drives the smoke to be intensively conveyed, the end part of the centralized conveying pipe 2 is fixedly connected with the gas centralized conveying pipe 3, the gas centralized conveying pipe 3 intensively carries the smoke to be conveyed to the inside of the fan housing 1, the fan 4 is installed in the centralized conveying pipe 2, the fan 4 is started, the fan 4 drives the gas to be intensively conveyed to the inside of the gas centralized conveying pipe 3 through the inside of the centralized conveying pipe 2, the top end of the fan housing 1 is fixedly connected with the limiting rail 10, the limiting rail 10 limits the position of the connecting disc 11, the connecting disc 11 is movably sleeved outside the limiting rail 10, the end part of the connecting disc 11 is fixedly connected with the arc plate 12, when natural wind passes through the arc plate 12, the arc-shaped plate 12 is pushed by wind force to rotate, the fan blades 14 are driven to synchronously rotate when the arc-shaped plate 12 rotates, the fan blades 14 rotate to drive steam to be discharged outwards, the end part of the arc-shaped plate 12 is fixedly connected with the cap 13, the lower part of the connecting disc 11 is fixedly connected with the fan blades 14, and when the fan blades 14 rotate, upward thrust is generated, so that the exhaust gas can be carried.

Referring to fig. 3, the middle part of the centralized conveying pipe 2 is V-shaped, the centralized conveying pipe 2 is installed on both sides of the blower housing 1, the joints of the two groups of centralized conveying pipes 2 are communicated with the gas centralized conveying pipe 3, the inside of the centralized conveying pipe 2 is V-shaped, the centralized conveying pipe 2 is installed in the blower housing 1, when a large amount of steam is generated in steam boiler processing, the blower 4 of the internal installation of the centralized conveying pipe 2 is started, the blower 4 drives gas to be centralized and conveyed to the inside of the blower housing 1 through the centralized conveying pipe 2 to the gas centralized conveying pipe 3, and meanwhile, the gas centralized conveying pipe 3 drives the gas to be conveyed outwards, so that the steam can be centralized and upwards conveyed, and power can be provided when the steam is discharged, and power is provided when the steam is increased, so that the steam is discharged conveniently.

Referring to fig. 3, the inner current collecting layer 5 is tapered, the lower part of the protection plate 6 is tapered, the protection plate 6 is positioned inside the front end of the gas concentration and transportation pipe 3, the inner current collecting layer 5 is tapered, and the middle part of the inner current collecting layer 5 is positioned at the front end of the gas concentration and transportation pipe 3, so that the concentration of the gas during circulation is increased when the inner current collecting layer 5 drives the gas concentration and transportation pipe 3 to carry and discharge, and the concentration of the gas during outward discharge is increased conveniently.

Referring to fig. 1 and 2, the auxiliary exhaust pipe 9 is arranged at equal intervals in the blower housing 1, and simultaneously the external sealing plate 7 is covered outside the auxiliary exhaust pipe 9, the motor installed inside the threaded rod 8 is installed outside the blower housing 1, and by starting the threaded rod 8, the threaded rod 8 and the external sealing plate 7 perform threaded movement, namely, the external sealing plate 7 can seal and protect the outside of the auxiliary exhaust pipe 9, when the external sealing plate 7 is blocked outside the auxiliary exhaust pipe 9, gas exhaust can be avoided, when the steam exhaust amount needs to be increased, the threaded rod 8 can be started to drive the external sealing plate 7 to move downwards, and meanwhile, the auxiliary exhaust pipe 9 can drive steam exhaust, so that the steam exhaust efficiency is increased.

Referring to fig. 3, twelve groups of auxiliary exhaust pipes 9 are installed, the auxiliary exhaust pipes 9 are bent downwards, twelve groups of auxiliary exhaust pipes 9 are installed through the auxiliary exhaust pipes 9, the auxiliary exhaust pipes 9 can sequentially exhaust steam inside the fan housing 1 from different directions, meanwhile, the inner sides of the auxiliary exhaust pipes 9 are L-shaped, and effectively carry the steam to extend to the inside of the auxiliary exhaust pipes 9, so that the steam receiving efficiency is increased.

Referring to fig. 6, the connection pad 11 is sleeved on the inner side of the limiting rail 10, and the fan blade 14 is positioned at the lower part of the connection pad 11, and sleeved on the inner side of the limiting rail 10 through the connection pad 11, namely, the connection pad 11 can rotate around the inner side of the limiting rail 10, and the fan blade 14 is positioned at the lower part of the connection pad 11, so that when the boiler is used, pressure is generated during steam discharge, the pressure can carry the fan blade 14 to rotate, the rotation efficiency of the connection pad 11 can be increased during rotation of the fan blade 14, and thus a negative pressure state is formed during steam discharge, and the steam discharge effect is improved.

Referring to fig. 4 and 5, the arc plates 12 are curved, the arc plates 12 are arranged at equal intervals on the outer side of the upper portion of the connection disc 11, the arc plates 12 are installed on the outer portion of the fan housing 1, and when natural wind is contained outdoors, the natural wind can carry the arc plates 12 to rotate, the arc plates 12 generate rotating force, the arc plates 12 rotate, and when carrying steam to be discharged, power is provided when carrying the steam to be discharged, and gears are not installed on the outer portion of the arc plates 12, namely, when the steam is driven to be discharged in the boiler, sufficiency is increased.

Working principle: during the use, install fan housing 1 in the outside of filtering steam exhaust pipe, arc 12 is located the front end of fan housing 1, simultaneously, outer closing plate 7 upwards moves, the inside of supplementary blast pipe 9 blocks up promptly, when outdoor natural wind that contains, natural wind drives arc 12 rotation, when arc 12 rotates, drive the circulation of air, can drive steam discharge automatically, when increasing equipment use under the state of not utilizing electric power, all can drive steam discharge, simultaneously when equipment flue gas discharge efficiency is too low, start concentrated conveyer pipe 2 internally mounted's fan 4, concentrated conveyer pipe 2 drives gas and concentrates the inside of carrying to fan housing 1 through gas concentrated conveyer pipe 3, simultaneously gas concentrated conveyer pipe 3 drives gas discharge time, portability steam concentrates outwards and carries, can increase steam's discharge efficiency, namely when steam discharge efficiency is low, can assist to drive steam discharge, thereby increase steam discharge efficiency.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be appreciated by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not drive the essence of the corresponding technical solutions to depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides an energy-conserving fan structure of power station steam boiler, includes fan housing (1), the inside fixedly connected with inner manifold layer (5) of fan housing (1), the inside fixedly connected with guard plate (6) of inner manifold layer (5), the outside activity of fan housing (1) front end has cup jointed outer closing plate (7), the internally mounted in outer closing plate (7) outside has threaded rod (8), the internally mounted on fan housing (1) top has auxiliary exhaust pipe (9), its characterized in that: one side fixedly connected with of fan housing (1) lower part concentrates conveyer pipe (2), the tip fixedly connected with of concentrating conveyer pipe (2) is gaseous to concentrate conveyer pipe (3), the internally mounted who concentrates conveyer pipe (2) has fan (4), the top fixedly connected with of fan housing (1) prescribes a limit to track (10), the outside activity of prescribing a limit to track (10) has cup jointed connection pad (11), the tip fixedly connected with arc (12) of connection pad (11), the tip fixedly connected with hood (13) of arc (12), the lower part fixedly connected with flabellum (14) of connection pad (11).

2. The power station steam boiler energy-saving fan structure according to claim 1, wherein: the middle part of concentrated conveyer pipe (2) is the V font, concentrated conveyer pipe (2) all have the installation in the both sides of fan shell (1), two sets of between concentrated conveyer pipe (2) junction all with gaseous concentrated conveyer pipe (3) between intercommunication each other.

3. The power station steam boiler energy-saving fan structure according to claim 1, wherein: the inner current collecting layer (5) is conical, the lower part of the protection plate (6) is conical, and the protection plate (6) is positioned in the front end of the gas concentration conveying pipe (3).

4. The power station steam boiler energy-saving fan structure according to claim 1, wherein: the auxiliary exhaust pipes (9) are arranged at equal intervals in the fan housing (1), the outer sealing plates (7) cover the outer parts of the auxiliary exhaust pipes (9), and the motor installed in the threaded rod (8) is installed outside the fan housing (1).

5. The power station steam boiler energy-saving fan structure according to claim 1, wherein: twelve groups of auxiliary exhaust pipes (9) are arranged, and the auxiliary exhaust pipes (9) are bent downwards.

6. The power station steam boiler energy-saving fan structure according to claim 1, wherein: the connecting disc (11) is sleeved on the inner side of the limiting rail (10), and meanwhile the fan blades (14) are positioned on the lower portion of the connecting disc (11).

7. The power station steam boiler energy-saving fan structure according to claim 1, wherein: the arc-shaped plates (12) are in a bent shape, and the arc-shaped plates (12) are arranged at equal intervals on the outer side of the upper part of the connecting disc (11).