CN218763496U

CN218763496U - Boiler plant heat recovery recycles device

Info

Publication number: CN218763496U
Application number: CN202222726134.4U
Authority: CN
Inventors: 杨永亮
Original assignee: Heilongjiang Zhongxin Thermal Power Co ltd
Current assignee: Heilongjiang Zhongxin Thermal Power Co ltd
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-03-28
Anticipated expiration: 2032-10-17

Abstract

The utility model discloses a boiler factory building heat recovery recycles device, comprising a boiler, the fixed combustor that is equipped with in the boiler bottom outside, the boiler is equipped with feed mechanism with one side in combustor place, be provided with out the cigarette passageway on the boiler, and be located go out the fixed condenser that sets up on the cigarette passageway, the condenser import is connected first connecting pipe and second connecting pipe respectively with the time of returning, first connecting pipe is connected with the water tank respectively with the second connecting pipe, the top of boiler is provided with the derived frame of making by aluminium system material or steel material, the collecting pipe is being fixed through spiral shell dress or welding mode on the derived frame, the one end or the both ends of collecting pipe pass through the connecting tube with the boiler is connected, the fixed fan that is equipped with on the derived frame, the fan is connected with the fixed heat absorption pipe of settling on the collecting pipe, the heat absorption pipe comprises heat absorption head and flexible section, be provided with flexible section on the place main part pipeline of heat absorption pipe.

Description

Boiler plant heat recovery recycles device

Technical Field

The utility model belongs to the technical field of heat recovery, especially, relate to a boiler plant heat recovery recycles device.

Background

When the boiler works, the outer surface temperature of a boiler wall, a metal structure, a smoke channel, a steam-water pipeline, a header and the like in the range of a boiler unit is higher than the ambient temperature, so that heat can be radiated to the surroundings through natural convection and radiation, the heat loss is called as heat radiation loss, the boiler is under the working condition, part of the boiler is over-temperature, a heat control instrument is easily damaged, the upper part of the boiler is high in temperature under the working condition of the boiler, the upper part of the boiler is mainly concentrated at the part of the boiler top, the ultrahigh temperature in the area is mostly discharged outdoors through a heat radiation mode, the existing conditions cannot be fully utilized to form heat circulation for utilization while resources are wasted through operation, and the heat of the boiler smoke cannot be effectively recycled after being treated and discharged along with smoke.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a boiler plant heat recovery recycles device to solve the problem that proposes in the above-mentioned background art.

The utility model aims at realizing through the following technical scheme: a boiler plant heat recycling device comprises a boiler, wherein a burner is fixedly arranged on the outer side of the bottom of the boiler, a feeding mechanism is arranged on the same side of the boiler where the burner is located, a smoke outlet channel is arranged on the boiler, a condenser is fixedly arranged on the smoke outlet channel, an inlet and a return opening of the condenser are respectively connected with a first connecting pipe and a second connecting pipe, and the first connecting pipe and the second connecting pipe are respectively connected with a water tank;

a derivative frame made of aluminum materials or steel materials is arranged above the boiler, a collecting pipe is fixed on the derivative frame in a screwing or welding mode, and one end or two ends of the collecting pipe are connected with the boiler through a connecting pipeline.

Further, a fan is fixedly arranged on the derivative frame and connected with a heat absorption pipe fixedly arranged on the collecting pipe.

Furthermore, the heat absorption pipe comprises a heat absorption head and a telescopic section, the telescopic section is arranged on the main pipeline where the heat absorption pipe is located, the heat absorption head is fixedly arranged at the end position of the heat absorption pipe, and the heat absorption head is in a pipe orifice shape.

Furthermore, the heat absorption pipes are arranged in a plurality, the heat absorption pipes are arranged on the collecting pipe at intervals, and the fan is provided with a plurality of fans fixed on the derivative frame.

Further, the connecting pipeline with boiler hookup location is provided with air heater, air heater establishes ties and is provided with two, and two air heater adopts different power settings.

Furthermore, a condensation pump and an electromagnetic valve are arranged between the first connecting pipe and the water tank, the electromagnetic valve is close to one side of the condenser, and the condensation pump is close to one side of the water tank.

Further, the water tank is connected with the boiler through a connecting pipeline, and a water replenishing pump is arranged on the connecting pipeline.

Further, the derived frame is fixedly connected with a shed roof positioned in the boiler placing area through a connecting rod.

Further, the derivative frame is arranged to be a rectangular frame structure and located around the boiler, and the distance between the derivative frame and the boiler is at least 1000-2000mm;

and a plurality of collecting pipes are fixedly arranged on the derived frame around the boiler, and the heat absorbing pipes are arranged on the collecting pipes.

Furthermore, the feeding mechanism comprises feeding pipes which are arranged in parallel up and down, a connecting channel is fixedly arranged between the feeding pipes, and the connecting channel is vertically arranged between the two feeding pipes;

and the feeding pipes are respectively provided with a feeding hinge shaft, and the feeding hinge shafts are connected with the output end of the control motor.

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

high-temperature air is conveyed into a hearth to strengthen combustion by measuring the temperature in the biomass factory building and arranging an air suction opening at a high-temperature point; the utility model has simple structure, convenient use and good effect, and is an effective measure for reducing the energy consumption of the boiler;

the utility model has the advantages of low cost and high recovery efficiency, can effectively solve the problems of high temperature and high heat dissipation loss of the upper part of a factory building, and has very important significance for the economy and the safety of a boiler;

the temperature in a boiler plant is effectively reduced, the heat dissipation loss of the boiler is reduced, the damage of a heat control instrument caused by the overtemperature of the position of a boiler part is prevented, and the heat dissipation loss is recycled, so that the requirements on economy and safety are met;

in order to facilitate the recovery processing of heat generated by the boiler in a use state, the heat absorption pipe comprises a heat absorption head and a telescopic section, the telescopic section 15 is arranged on a main pipeline where the heat absorption pipe is located, the heat absorption head is fixedly arranged at the end position of the heat absorption pipe and is in a pipe orifice shape, and the corresponding telescopic end is arranged at the position where the heat absorption head is located through adjusting.

In order to facilitate heat recovery of the overtemperature area at the top of the boiler through the arranged heat absorption pipes with different numbers in the use state, the heat absorption pipes are arranged in a plurality, the heat absorption pipes are arranged on the collecting pipe at intervals, and the fan is provided with a plurality of fans fixed on the derivative frame.

In order to facilitate preheating, drying and discharging the recovered heat (air humidity) to the boiler in a use state for combustion recycling, the connecting pipeline is provided with two air preheaters at the connecting position of the boiler, the two air preheaters are connected in series, the two air preheaters are arranged at different power levels, and the recovered heat is dried by the air preheaters arranged differently.

In order to facilitate the formation of water circulation to a boiler or a condenser under the using body, a condensing pump and an electromagnetic valve are arranged between the first connecting pipe and the water tank, the electromagnetic valve is close to one side of the condenser, and the condensing pump is close to one side of the water tank.

This use neotype play cigarette passageway go up the fixed condenser that sets up, the condenser import is connected first connecting pipe and second connecting pipe with returning the mouth respectively, and first connecting pipe is connected with the water tank respectively with the second connecting pipe, sets up the condenser and handles the flue gas, with the heat circulation in the flue gas to the water tank, the water of water tank can in time supply to the boiler in through the water pump.

Drawings

FIG. 1 is a schematic view of the overall connection of the present invention;

FIG. 2 is a schematic view of the boiler and the water tank of the present invention;

FIG. 3 is a schematic view showing the connection between the derivative frame and the collecting pipe of the present invention;

FIG. 4 is an enlarged schematic view of the heat absorbing tube of the present invention;

FIG. 5 is a schematic view of the connection with the air preheater according to the present invention;

fig. 6 is a schematic view of the water tank according to the present invention.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

As shown in fig. 1-6, a heat recycling device for a boiler plant comprises a boiler 1, wherein a burner 3 is fixedly arranged at the outer side of the bottom of the boiler 1, a feeding mechanism 2 is arranged at the same side where the boiler 1 and the burner 3 are located, a smoke outlet channel is arranged on the boiler 1, a condenser 5 is fixedly arranged on the smoke outlet channel, an inlet and a return port of the condenser 5 are respectively connected with a first connecting pipe 6 and a second connecting pipe 7, and the first connecting pipe 6 and the second connecting pipe 7 are respectively connected with a water tank 4;

a derived frame 8 made of aluminum materials or steel materials is arranged above the boiler 1, a collecting pipe 10 is fixed on the derived frame 8 in a screwing or welding mode, and one end or two ends of the collecting pipe 10 are connected with the boiler 1 through a connecting pipe 12.

In order to strengthen the effect that the heat absorption pipe absorbs heat under the user state, set up corresponding fan and increased the suction effect, the utility model discloses a further preferred embodiment is, it is equipped with fan 16 to derive to fix on the frame 8, fan 16 is connected with fixed heat absorption pipe 13 of settling on collecting pipe 10.

In order to facilitate the heat that produces the boiler under the user state to carry out recovery processing, the utility model discloses further preferred embodiment is, heat absorption pipe 13 includes heat absorption head 14 and flexible section 15 and constitutes, be provided with flexible section 15 on heat absorption pipe 13's the place main part pipeline, and be located heat absorption pipe 13's end rigidity is equipped with heat absorption head 14, just heat absorption head 14 is the mouth of pipe shape.

In order to facilitate the heat recovery to the overtemperature area at the top of the boiler through the heat absorption pipes of different numbers that set up under the use state, the utility model discloses a further preferred embodiment is, heat absorption pipe 13 sets up a plurality of, and a plurality of heat absorption pipe 13 interval set up in on the collecting pipe 10, just fan 16 sets up a plurality of and is fixed in derive frame 8.

In order to facilitate preheating and drying the recovered heat (air humidity) in the using state and discharging the heat to the boiler for combustion and cyclic utilization, the utility model discloses a further preferred embodiment is, connecting tube 12 with boiler 1 hookup location is provided with air heater 17, air heater 17 establishes ties and is provided with two, and two air heater 17 adopts different power settings.

In order to facilitate the formation of water circulation to the boiler or in the condenser under the body of using, the utility model discloses a further preferred embodiment is, first connecting pipe 6 with be provided with condensate pump and solenoid valve between the water tank 4, solenoid valve is close to condenser 5 one side, the condensate pump is close to water tank 4 one side.

In order to facilitate the moisturizing through the moisturizing pump to handle under the user state, the utility model discloses further preferred embodiment is, water tank 4 through the connecting tube with boiler 1 connects, be provided with the moisturizing pump on the connecting tube.

In order to fix the derived frame in the using state, the utility model discloses a further preferred embodiment is, through connecting rod 9 and be located the canopy top 11 fixed connection in boiler 1 settling area on derived frame 8.

The connecting rod can adopt the setting of electric telescopic handle structure, is convenient for carry out altitude mixture control under the user state.

In order to increase the using effect of the derived frame in the using state, the boiler is also provided with a derived frame area around the boiler except the top, and the heat absorption pipes on the derived frame absorb and transfer the surrounding heat into the boiler for recycling, the utility model discloses a further preferred embodiment is that the derived frame 8 is arranged to be a rectangular frame structure and is positioned around the boiler 1, and is at least 1000-2000mm away from the boiler 1;

a plurality of collecting pipes 10 are fixedly arranged on the derivative shelf 8 positioned around the boiler 1, and the heat absorbing pipes 13 are arranged on the collecting pipes 10.

In order to facilitate the feeding of the feeding mechanism in a use state, the feeding mechanism 2 of the present invention further preferably comprises feeding pipes arranged in parallel up and down (the feeding pipe at the upper part is connected with the inlet hopper), a connecting channel is fixedly arranged between the feeding pipes, and the connecting channel is vertically arranged between the two feeding pipes;

and a feeding hinge shaft (the feeding hinge shaft is of a screw rod structure) is respectively arranged in the feeding pipes and is connected with the output end of the control motor.

The utility model discloses effectively reduce boiler plant indoor temperature, reduce boiler heat dissipation loss, prevent that boiler part position from overtemperature, cause the damage of thermal control instrument, solve the higher characteristics of current boiler heat dissipation loss, recycle heat dissipation loss to reach the requirement of economic nature, security.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a boiler building heat recovery recycles device, includes boiler (1), its characterized in that: the boiler is characterized in that a combustor (3) is fixedly arranged on the outer side of the bottom of the boiler (1), a feeding mechanism (2) is arranged on the same side where the boiler (1) and the combustor (3) are located, a smoke outlet channel is arranged on the boiler (1), a condenser (5) is fixedly arranged on the smoke outlet channel, an inlet and a return port of the condenser (5) are respectively connected with a first connecting pipe (6) and a second connecting pipe (7), and the first connecting pipe (6) and the second connecting pipe (7) are respectively connected with a water tank (4);

a derivative frame (8) made of aluminum materials or steel materials is arranged above the boiler (1), a collecting pipe (10) is fixed on the derivative frame (8) in a screwing or welding mode, and one end or two ends of the collecting pipe (10) are connected with the boiler (1) through a connecting pipeline (12).

2. The boiler plant heat recovery and reuse device according to claim 1, characterized in that: the derivative frame (8) is fixedly provided with a fan (16), and the fan (16) is connected with a heat absorption pipe (13) fixedly arranged on the collecting pipe (10).

3. The boiler plant heat recovery and reuse device according to claim 2, characterized in that: the heat absorption pipe (13) comprises a heat absorption head (14) and a telescopic section (15), the telescopic section (15) is arranged on a main pipeline where the heat absorption pipe (13) is located, the heat absorption head (14) is fixedly arranged at the end position of the heat absorption pipe (13), and the heat absorption head (14) is in a pipe orifice shape.

4. The boiler plant heat recovery and reuse device according to claim 2, characterized in that: the heat absorption pipes (13) are arranged in a plurality, the heat absorption pipes (13) are arranged on the collecting pipe (10) at intervals, and the fan (16) is fixed on the derivative frame (8) in a plurality.

5. The boiler plant heat recovery and reuse device according to claim 4, characterized in that: connecting tube (12) with boiler (1) hookup location is provided with air heater (17), air heater (17) are established ties and are provided with two, and two air heater (17) adopt different power settings.

6. The boiler plant heat recovery and reuse device according to claim 4, characterized in that: a condensate pump and an electromagnetic valve are arranged between the first connecting pipe (6) and the water tank (4), the electromagnetic valve is close to one side of the condenser (5), and the condensate pump is close to one side of the water tank (4).

7. The boiler plant heat recovery and reuse device according to claim 4, characterized in that: the water tank (4) is connected with the boiler (1) through a connecting pipeline, and a water replenishing pump is arranged on the connecting pipeline.

8. The boiler plant heat recovery and reuse device according to claim 4, characterized in that: the derived frame (8) is fixedly connected with a shed roof (11) positioned in the arrangement area of the boiler (1) through a connecting rod (9).

9. The boiler plant heat recovery and reuse device according to claim 4, characterized in that: the derivative frame (8) is arranged to be a rectangular frame structure and is positioned around the boiler (1) and is at least 1000-2000mm away from the boiler (1);

a plurality of collecting pipes (10) are fixedly arranged on a derived frame (8) positioned around the boiler (1), and the heat absorbing pipes (13) are arranged on the collecting pipes (10).

10. The boiler plant heat recovery and reuse device according to claim 4, characterized in that: the feeding mechanism (2) comprises feeding pipes which are arranged in parallel up and down, a connecting channel is fixedly arranged between the feeding pipes, and the connecting channel is vertically arranged between the two feeding pipes;