CN219607058U - Integrated superheated steam boiler - Google Patents

Abstract

The utility model provides an integrated superheated steam boiler, which comprises a boiler shell body, wherein a boiler liner, a backfire chamber, a smoke tube bundle and a steam-water separator are arranged in the boiler shell body, the air inlet end of the smoke tube bundle is communicated with the inner cavity of the backfire chamber, the air outlet end of the smoke tube bundle is connected with a superheater, a main steam tube for discharging superheated saturated steam is arranged on the superheater, the air outlet end of the superheater is connected with an energy saver, the water outlet end of the energy saver is connected with a water inlet on the boiler shell body through a water inlet tube, the water inlet end of the energy saver is connected with a water supply pump, a smoke outlet is arranged on the energy saver, a gas inlet tube is fixedly arranged at the air inlet of the boiler liner, a heat guide sleeve is arranged on the outer side of the gas inlet tube, one side of the heat guide sleeve is connected with a smoke discharge tube, the smoke discharge tube is fixedly arranged on the smoke outlet, and the other side of the heat guide sleeve is connected with a smoke outlet tube. The utility model has the advantages of quick and efficient combustion supporting, greatly improved combustion efficiency, high utilization rate of flue gas and high utilization rate of energy.

Description

Integrated superheated steam boiler

Technical Field

The utility model relates to the field of boilers, in particular to an integrated superheated steam boiler.

Background

At present, most of industrial gas steam boilers in the market mainly comprise saturated steam boilers, and in order to obtain higher-quality steam, the saturated steam is generally changed into superheated steam through a superheating device, wherein the SZS type superheated steam boilers mainly comprise the SZS type superheated steam boilers, but the SZS type superheated steam boilers have higher manufacturing cost for some boilers with smaller evaporation capacity and relatively lower superheating degree.

The utility model with the application number of 201820603840.0 relates to an integrated superheated steam boiler, which comprises a boiler shell body, a boiler liner, a backfire chamber, a smoke tube bundle and a steam-water separator, wherein the boiler liner, the backfire chamber, the smoke tube bundle and the steam-water separator are arranged in the boiler shell body, a water inlet and a water outlet are formed in the boiler shell body, an inner cavity of the boiler liner is communicated with an inner cavity of the backfire chamber, an air inlet end of the smoke tube bundle is communicated with an inner cavity of the backfire chamber, an air outlet end of the smoke tube bundle is connected with a superheater, the superheater is arranged outside the boiler shell body, the superheater is communicated with the steam-water separator through a superheated steam pipe, a main steam pipe used for exhausting superheated saturated steam is arranged on the superheater, an air outlet end of the superheater is connected with an energy saver, and a water outlet end of the energy saver is connected with a water inlet on the boiler shell body through a water inlet pipe, and a water supply pump is connected with a water supply end of the boiler. Effectively solves the problems of small evaporation capacity, relatively low overheat degree and high manufacturing cost of some steam boilers.

However, the technical solutions in the above patent have the following disadvantages: the mixture of natural gas and air is combusted in the furnace to provide heat of the superheated steam boiler, the traditional mode is that the natural gas and the external air are directly input into the furnace, and the natural gas and the external low-temperature air are directly introduced into the furnace for combustion, because the combustion starting efficiency is low when the temperature of the two gases is low, the combustion efficiency is gradually increased along with the rise of the internal temperature, the whole combustion process is long and the efficiency is low, and the utilization rate of energy sources is low, so that the problem needs to be solved through technical improvement.

Disclosure of Invention

The present utility model is directed to an integrated superheated steam boiler, which solves the problems set forth in the background art.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides an integral type superheated steam boiler, includes the pot shell barrel, be provided with stove courage, flashback chamber, tobacco pipe tube bank and catch water in the pot shell barrel, the inlet end of tobacco pipe tube bank and flashback chamber's inner chamber intercommunication, its end of giving vent to anger is connected with the over heater, is equipped with the main steam pipe that is used for overheated saturated steam exhaust on the over heater, the over heater end of giving vent to anger is connected with the energy-saving appliance, the water outlet of energy-saving appliance with the water inlet on the pot shell barrel passes through the inlet tube and links to each other, and its water inlet end is connected with the feed pump, be provided with the exhaust port on the energy-saving appliance, the air inlet department fixed mounting of stove courage has the gas intake pipe, the outside of gas intake pipe is provided with the heat conduction cover, one side of heat conduction cover is connected with the tobacco pipe, the tobacco pipe fixed mounting is in on the exhaust port, the opposite side of heat conduction cover is connected with the flue gas exit.

And the smoke tube bundle is provided with a plurality of heat conducting fins.

Heat conducting plates are alternately arranged in the heat conducting sleeve at intervals.

The outside of the heat conduction sleeve is wrapped with a heat insulation layer.

Compared with the prior art, the utility model has the following beneficial effects: the gas inlet pipe is fixedly arranged at the gas inlet of the furnace pipe, the heat-conducting sleeve is arranged at the outer side of the gas inlet pipe, the smoke exhaust pipe is connected to one side of the heat-conducting sleeve, the smoke exhaust pipe is fixedly arranged at the smoke outlet, the heat conduction mode is adopted to enable high-temperature smoke, natural gas and air to be subjected to heat exchange, the low-temperature natural gas and the air are heated to a certain temperature and then are introduced into the furnace pipe for combustion, the heating mode is more direct, combustion can be quickly and efficiently carried out, the combustion efficiency is greatly improved, meanwhile, the smoke utilization rate is high, and the energy utilization rate is high.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification. In the drawings:

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

in the figure: 1, a pot shell cylinder; 2, a furnace pipe; 3, a back combustion chamber; 4 smoke tube bundles; 5 a steam-water separator; 6, a superheater; 7, a main steam pipe; 8, an energy-saving device; 9, a water inlet pipe; 10 smoke outlets; 11, a fuel gas inlet pipe; 12, a heat conducting sleeve; 13 smoke exhaust pipes; 14 a flue gas outlet pipe; 15 heat conducting fins; 16 heat-conducting plates; 17 a heat insulation layer.

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, the present utility model provides the following technical solutions: the utility model provides an integral type superheated steam boiler, including pot shell barrel 1, be provided with stove courage 2 in the pot shell barrel 1, flashback chamber 3, tobacco pipe tube bank 4 and catch water 5, the inlet end of tobacco pipe tube bank 4 and flashback chamber 3's inner chamber intercommunication, it is connected with superheater 6 to go out the air end, be equipped with on the superheater 6 and be used for overheated saturated steam exhaust main steam pipe 7, superheater 6 is connected with energy-saving appliance 8 to go out the air end, the water outlet of energy-saving appliance 8 passes through inlet tube 9 with the water inlet on the pot shell barrel 1 and links to each other, its inlet end is connected with the feed pump, be provided with exhaust port 10 on the energy-saving appliance 8, the air inlet department fixed mounting of stove courage 2 has gas intake pipe 11, the outside of gas intake pipe 11 is provided with heat conduction cover 12, one side of heat conduction cover 12 is connected with exhaust pipe 13 fixed mounting is on exhaust port 10, the opposite side of heat conduction cover 12 is connected with flue gas exit tube 14.

The smoke tube bundle 4 is provided with a plurality of heat conduction fins 15, so that the heat conduction area is increased, and the heat exchange efficiency is improved.

Heat conducting plates 16 are arranged in the heat conducting sleeve 12 at staggered intervals, so that the flowing time of the flue gas in the heat conducting sleeve 12 is prolonged, and the heat exchange efficiency is improved.

The heat-insulating layer 17 is wrapped on the outer side of the heat-conducting sleeve 12.

The gas inlet pipe is fixedly arranged at the gas inlet of the furnace pipe, the heat-conducting sleeve is arranged at the outer side of the gas inlet pipe, the smoke exhaust pipe is connected to one side of the heat-conducting sleeve, the smoke exhaust pipe is fixedly arranged at the smoke outlet, the heat conduction mode is adopted to enable high-temperature smoke, natural gas and air to be subjected to heat exchange, the low-temperature natural gas and the air are heated to a certain temperature and then are introduced into the furnace pipe for combustion, the heating mode is more direct, combustion can be quickly and efficiently carried out, the combustion efficiency is greatly improved, meanwhile, the smoke utilization rate is high, and the energy utilization rate is high.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (4)

1. The utility model provides an integral type superheated steam boiler, includes pot shell barrel (1), be provided with stove courage (2), flashback chamber (3), tobacco pipe tube bank (4) and catch water (5) in pot shell barrel (1), the inlet end of tobacco pipe tube bank (4) with the inner chamber intercommunication of flashback chamber (3), its end of giving vent to anger is connected with superheater (6), be equipped with on superheater (6) and be used for overheated saturated steam exhaust main steam pipe (7), superheater (6) end of giving vent to anger is connected with energy-saving appliance (8), the play water end of energy-saving appliance (8) with water inlet on pot shell barrel (1) is passed through inlet tube (9) and is linked to each other, and its water inlet end is connected with the feed pump, be provided with exhaust port (10), its characterized in that on energy-saving appliance (8). The gas stove is characterized in that a gas inlet pipe (11) is fixedly arranged at a gas inlet of the stove liner (2), a heat conduction sleeve (12) is arranged on the outer side of the gas inlet pipe (11), a smoke exhaust pipe (13) is connected to one side of the heat conduction sleeve (12), the smoke exhaust pipe (13) is fixedly arranged on the smoke exhaust port (10), and a smoke outlet pipe (14) is connected to the other side of the heat conduction sleeve (12).

2. An integrated superheated steam boiler according to claim 1, characterized in that: a plurality of heat conducting fins (15) are arranged on the smoke tube bundle (4).

3. An integrated superheated steam boiler according to claim 1, characterized in that: heat conducting plates (16) are alternately arranged in the heat conducting sleeve (12) at intervals.

4. An integrated superheated steam boiler according to claim 1, characterized in that: the outside of the heat conduction sleeve (12) is wrapped with a heat insulation layer (17).