CN212538268U

CN212538268U - Novel energy-saving reconstruction device for boiler

Info

Publication number: CN212538268U
Application number: CN202022142921.5U
Authority: CN
Inventors: 陈建伟; 宋馨; 陈斌; 王洋
Original assignee: Shanghai Huadian Minhang Energy Co ltd
Current assignee: Shanghai Huadian Minhang Energy Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-02-12
Anticipated expiration: 2030-09-27

Abstract

The utility model discloses a novel energy-conserving transformation of boiler device, including the boiler main part, boiler main part internally mounted has hot reserve boiler and cold reserve boiler, and hot reserve boiler is located one side of cold reserve boiler, air regulation fan is installed to the one end of boiler main part, hot reserve boiler and cold reserve boiler communicate with each other through pipe and water intake pipe, install the water pressure gauge on the water intake pipe, install the pickling control pipeline in the boiler main part, install the pickling control valve on the pickling control pipeline. The utility model discloses a to boiler pickling descale, increase heat exchange efficiency, the science is utilized and is discharged the waste heat, even arrange the flash tank and arrange the flash tank between increase plate heat exchanger certainly, reduce the heat loss, improved boiler efficiency, under the controllable prerequisite of quality of water, reduce boiler blowdown frequency and blow off volume, reserve boiler is by 2 hot reserve, changes into 1 hot reserve, 1 cold reserve shortens hot reserve boiler start-up operating duration simultaneously, accomplishes safe energy-conservation again promptly.

Description

Novel energy-saving reconstruction device for boiler

Technical Field

The utility model relates to a boiler reforms transform technical field, specifically is a novel boiler energy-conservation reforms transform device.

Background

The boiler is an energy conversion device, the energy input to the boiler comprises chemical energy and electric energy in fuel, and the boiler outputs steam, high-temperature water or an organic heat carrier with certain heat energy. The boiler is a water container heated on fire, a furnace is a place where fuel is combusted, and the boiler comprises a boiler and a furnace. The hot water or steam generated in the boiler can directly provide heat energy for industrial production and people life, and can also be converted into mechanical energy through a steam power device, or the mechanical energy is converted into electric energy through a generator. The boiler for supplying hot water is called a hot water boiler, is mainly used for life, and has a small amount of application in industrial production. The boiler for generating steam is called as a steam boiler, often called as a boiler for short, and is widely used for thermal power stations, ships, locomotives and industrial and mining enterprises. The main working principle of the boiler is that heat energy released after fuel combustion or waste heat in industrial production is transferred to water in a container, so that the water reaches the required temperature or steam with a certain pressure. The boiler is operated at the same time in the two parts of boiler and boiler, after water enters the boiler, the boiler heating surface transfers the absorbed heat to water in the steam-water system, so that the water is heated into hot water with certain temperature and pressure or generated steam, and the hot water or the generated steam is led out for application. In the combustion equipment part, fuel is combusted to continuously release heat, high-temperature flue gas generated by combustion transfers the heat to a boiler heating surface through heat propagation, the temperature of the high-temperature flue gas is gradually reduced, and the high-temperature flue gas is finally discharged from a chimney.

The boiler combustion efficiency of the existing novel boiler energy-saving reconstruction device is lower, and the device does not have a good energy-saving safety effect, so that a novel boiler energy-saving reconstruction device is urgently needed to be developed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel boiler energy-conservation reforms transform device to the boiler combustion efficiency who solves the present novel boiler energy-conservation who proposes in the above-mentioned background art and reform transform the device is lower, does not possess the problem of good energy-conserving safe effect.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel energy-conserving transformation of boiler device, includes the boiler main part, boiler main part internally mounted has hot reserve boiler and cold reserve boiler, and hot reserve boiler is located one side of cold reserve boiler, hot reserve boiler and cold reserve boiler are inside all to install even row's flash tank and the flash tank of deciding to arrange, even arrange the flash tank and decide to arrange and install plate heat exchanger between the flash tank, air regulation fan is installed to the one end of boiler main part, and the other end of boiler main part is provided with the air outlet, hot reserve boiler and cold reserve boiler pass through pipe and water intake pipe and communicate with each other, install the water pressure gauge on the water intake pipe, install the pickling control pipeline in the boiler main part, install the pickling control valve on the pickling control pipeline.

Preferably, a hot standby boiler drain valve and a cold standby boiler drain valve are respectively installed at the upper end of the boiler main body.

Preferably, a first air intake control mechanism and a second air intake control mechanism are installed at one side of the boiler main body.

Preferably, the first air inlet control mechanism and the second air inlet control mechanism are respectively communicated with the interior of the boiler main body through a first air inlet branch pipe and a second air inlet branch pipe.

Preferably, the first intake branch pipe and the second intake branch pipe are respectively provided with a first intake valve and a second intake valve.

Preferably, the boiler main body is provided with a return air collecting pipeline.

Preferably, the return air collecting pipeline is provided with a return air switch valve.

Preferably, a fixed frame is installed at the bottom of the boiler main body.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the boiler is characterized in that a pickling control pipeline is arranged on the boiler main body, a pickling control valve is arranged on the pickling control pipeline, scale can be removed by pickling the inner surface wall of the boiler main body, the heat exchange efficiency is improved, and meanwhile, a plate type heat exchanger is added between a continuous-row flash tank and a fixed-row flash tank by scientifically utilizing discharged waste heat, so that the heat loss is reduced, and the boiler efficiency is improved;

(2) one end of the boiler main body is provided with an air quantity adjusting fan, one side of the boiler main body is provided with a first air inlet control mechanism and a second air inlet control mechanism, and the air quantity adjusting fan and the air inlet control mechanism are controlled to adjust the air-air ratio by optimizing and adjusting the combustion mode, so that the efficiency of the combustor is highest;

(3) under the controllable prerequisite of quality of water, reduce boiler blowdown frequency and discharge capacity, the reserve boiler is by 2 hot spares, changes 1 hot spares into, 1 cold spares, shortens hot spare boiler start-up operating duration simultaneously, accomplishes safe again energy-conservation promptly.

Drawings

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

fig. 2 is a schematic view of the back structure of the present invention;

FIG. 3 is a front view of the present invention;

fig. 4 is a schematic view of the internal structure of the boiler main body of the present invention.

In the figure: 1. a boiler main body; 2. a hot standby boiler drain valve; 3. a drain valve of the cold standby boiler; 4. an air outlet; 5. fixing the frame; 6. a first intake valve; 7. a first intake control mechanism; 8. a first intake branch pipe; 9. a second intake control mechanism; 10. a second intake valve; 11. a second intake branch pipe; 12. a return air collection pipeline; 13. a gas return switch valve; 14. a water pressure gauge; 15. a water inlet pipeline; 16. an air quantity adjusting fan; 17. a pickling control valve; 18. a pickling control pipeline; 19. a hot standby boiler; 20. a plate heat exchanger; 21. a cold standby boiler; 22. a connected flash tank; 23. and arranging a flash tank.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a novel energy-conserving transformation of boiler device, including boiler

main part

1, 1 internally mounted of boiler main part has hot standby boiler 19 and cold standby boiler 21, hot standby boiler 19 is located one side of cold standby boiler 21, hot standby boiler 19 and cold standby boiler 21 are inside all to install even to arrange flash tank 22 and arrange flash tank 23 surely, even arrange flash tank 22 and arrange flash tank 23 surely and install plate heat exchanger 20 between the flash tank 23, air regulation fan 16 is installed to boiler main part 1's one end, boiler main part 1's the other end is provided with air outlet 4, hot standby boiler 19 and cold standby boiler 21 communicate with each other through pipe and inlet channel 15, install water pressure gauge 14 on the inlet channel 15, install pickling control pipeline 18 on the boiler main part 1, install pickling control valve 17 on the pickling control pipeline 18.

Further, a drain valve 2 of the hot standby boiler and a drain valve 3 of the cold standby boiler are respectively installed at the upper end of the boiler main body 1.

Further, a first air intake control mechanism 7 and a second air intake control mechanism 9 are mounted on one side of the boiler main body 1.

Further, the first air intake control mechanism 7 and the second air intake control mechanism 9 communicate with the inside of the boiler main body 1 through a first air intake branch pipe 8 and a second air intake branch pipe 11, respectively.

Further, the first intake branch pipe 8 and the second intake branch pipe 11 are respectively provided with a first intake valve 6 and a second intake valve 10.

Further, a return air collecting pipe 12 is installed on the boiler main body 1.

Further, a return air switch valve 13 is installed on the return air collecting pipe 12.

Further, a fixed frame 5 is installed at the bottom of the boiler main body 1.

The working principle is as follows: when in use, a hot standby boiler 19 and a cold standby boiler 21 are arranged in a boiler main body 1, a burner heating mechanism is arranged below the hot standby boiler 19 for heating the hot standby boiler, an acid pickling control pipeline 18 is arranged on the boiler main body 1, an acid pickling control valve 17 is arranged on the acid pickling control pipeline 18, scale can be removed by acid pickling the inner surface wall of the boiler main body 1, the heat exchange efficiency is improved, meanwhile, waste heat is discharged through scientific utilization, a continuous discharge flash tank 22 and a fixed discharge flash tank 23 are arranged in the hot standby boiler 19 and the cold standby boiler 21, a plate heat exchanger 20 is arranged between the continuous discharge flash tank 22 and the fixed discharge flash tank 23, the plate heat exchanger 20 is additionally arranged between the continuous discharge flash tank 22 and the fixed discharge flash tank 23, the heat loss is reduced, the boiler efficiency is improved, a first air inlet control mechanism 7 and a second air inlet control mechanism 9 are arranged on one side of the boiler main body 1, the first air inlet control mechanism 7 and the second air inlet control mechanism 9 are communicated with the interior of the boiler main body 1 through a first air inlet branch pipe 8 and a second air inlet branch pipe 11 respectively, a first air inlet valve 6 and a second air inlet valve 10 are installed on the first air inlet branch pipe 8 and the second air inlet branch pipe 11 respectively, an air quantity adjusting fan 16 is installed at one end of the boiler main body 1, the combustion mode is adjusted through optimization, the air quantity adjusting fan 16 and the air inlet control mechanism are controlled to adjust the air-to-air ratio, the efficiency of a combustor is the highest, a return air collecting pipeline 12 is installed on the boiler main body 1, and the return air collecting pipeline 12 is used for recovering unburned gas, so that the effects of reducing air consumption and improving benefits are achieved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a novel energy-conserving transformation of boiler device, includes boiler main part (1), its characterized in that, boiler main part (1) internally mounted has hot spare boiler (19) and cold spare boiler (21), and hot spare boiler (19) are located one side of cold spare boiler (21), hot spare boiler (19) and cold spare boiler (21) inside all install even arrange flash tank (22) and arrange flash tank (23) surely, install plate heat exchanger (20) between even arrange flash tank (22) and arrange flash tank surely (23), amount of wind adjusting fan (16) are installed to one end of boiler main part (1), and the other end of boiler main part (1) is provided with air outlet (4), hot spare boiler (19) and cold spare boiler (21) communicate with each other through pipe and inlet channel (15), install water pressure gauge (14) on inlet channel (15), an acid washing control pipeline (18) is installed on the boiler main body (1), and an acid washing control valve (17) is installed on the acid washing control pipeline (18).

2. The novel boiler energy-saving transformation device according to claim 1, characterized in that: the hot standby boiler drain valve (2) and the cold standby boiler drain valve (3) are respectively installed at the upper end of the boiler main body (1).

3. The novel boiler energy-saving transformation device according to claim 1, characterized in that: a first air inlet control mechanism (7) and a second air inlet control mechanism (9) are installed on one side of the boiler main body (1).

4. The novel boiler energy-saving transformation device according to claim 3, characterized in that: the first air inlet control mechanism (7) and the second air inlet control mechanism (9) are communicated with the interior of the boiler main body (1) through a first air inlet branch pipe (8) and a second air inlet branch pipe (11) respectively.

5. The novel boiler energy-saving transformation device according to claim 4, characterized in that: and a first air inlet valve (6) and a second air inlet valve (10) are respectively arranged on the first air inlet branch pipe (8) and the second air inlet branch pipe (11).

6. The novel boiler energy-saving transformation device according to claim 1, characterized in that: and the boiler main body (1) is provided with a return air collecting pipeline (12).

7. The novel boiler energy-saving transformation device according to claim 6, characterized in that: and an air return switch valve (13) is arranged on the air return collecting pipeline (12).

8. The novel boiler energy-saving transformation device according to claim 1, characterized in that: the bottom of the boiler main body (1) is provided with a fixed frame (5).