CN213089846U

CN213089846U - Boiler waste heat conversion and utilization device

Info

Publication number: CN213089846U
Application number: CN201922433491.XU
Authority: CN
Inventors: 冯智渊; 董富丽
Original assignee: Qingdao Zhongdesen Mechanical Equipment Co ltd
Current assignee: Qingdao Zhongdesen Mechanical Equipment Co ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2021-04-30
Anticipated expiration: 2029-12-28

Abstract

The utility model discloses a boiler waste heat conversion utilizes device, including the heating cabinet, the slag box has been cup jointed in the heating cabinet outside, arbitrary one side of heating cabinet is provided with the pressure-increasing tank, the heating cabinet is kept away from pressure-increasing tank one side fixedly connected with waste gas treatment case, waste gas treatment case is close to heating cabinet one side and sets up the first headstock that two symmetries set up, slag box top central point puts and has seted up the charge door, slag box bottom central point puts and has seted up the discharge door, the first motor of the equal fixedly connected with of diapire in the first headstock, first motor drive end fixedly connected with axis of rotation, first motor one end is kept away from in the axis of rotation and is run through and get into the heating cabinet. The utility model discloses can reuse the high temperature heat of the high temperature slag of boiler and high temperature waste gas, heat the water resource, can use in bathing pool or urban heating system through the water resource after the heating.

Description

Boiler waste heat conversion and utilization device

Technical Field

The utility model relates to a boiler waste heat reuse technical field especially relates to a boiler waste heat conversion utilizes 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 boiler is divided into a boiler part and a furnace part. The boiler is a pressure-receiving component for containing water and steam, heating, vaporizing and separating water from steam, and the furnace is a place for burning fuel or releasing heat by other heat energy, and comprises combustion equipment, a combustion chamber, a heat-releasing flue and the like. The boiler and the furnace are subjected to a heat conversion process, and the interface of heat release and heat absorption is called a heating surface. The boiler heats the water to steam. Besides the boiler and the furnace, the boiler also comprises auxiliary equipment such as a framework, a platform, an escalator, combustion, slag discharge, a smoke duct, a pipeline, a furnace wall and the like.

In the prior art, a large amount of high-heat smoke and slag are discharged after combustion of a boiler, so that a large amount of heat energy is wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a boiler waste heat conversion and utilization device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a boiler waste heat conversion utilizes device, includes the heating cabinet, the slag box has been cup jointed in the heating cabinet outside, arbitrary one side of heating cabinet is provided with the pressure boost case, the heating cabinet is kept away from pressure boost case one side fixedly connected with exhaust-gas treatment case, exhaust-gas treatment case is close to heating cabinet one side and sets up the first headstock that two symmetries set up, slag box top central point puts and has seted up the charge door, slag box bottom central point puts and has seted up out the discharge door, the equal fixedly connected with first motor of diapire in the first headstock, first motor drive end fixedly connected with axis of rotation, first motor one end is kept away from in the axis of rotation and runs through the entering heating cabinet to the axis of rotation, first motor one end is kept away from with the heating cabinet and waste-gas treatment case one side inner wall rotates the connection, a plurality of.

As a further description of the above technical solution:

high-temperature slag is placed in the slag box.

As a further description of the above technical solution:

the booster box is close to heating cabinet one side top position union coupling and is four intake pipes that are the circumference and distribute, four the intake pipe is close to heating cabinet one end and runs through the heating cabinet, four the intake pipe runs through heating cabinet one end and is connected with exhaust-gas treatment case inlet end.

As a further description of the above technical solution:

the middle part of the inner side wall of the pressurization box is fixedly connected with a ventilation plate, the center of the upper surface of the ventilation plate is fixedly connected with a second power box, the inner top wall of the second power box is fixedly connected with a second motor, the driving end of the second motor is fixedly connected with a transmission shaft, a turbine is arranged below the ventilation plate of the pressurization box, and one end, far away from the second motor, of the transmission shaft penetrates through the bottom wall of the second power box and the ventilation plate.

As a further description of the above technical solution:

the central position of the bottom of the pressurizing box is provided with an air inlet, the surface of the breathable plate is provided with a plurality of uniformly distributed through holes, and one side of the heating box, which is close to the pressurizing box, is connected with a water inlet through a pipe.

As a further description of the above technical solution:

the first motor and the second motor are both speed reduction motors.

The utility model discloses following beneficial effect has:

the utility model discloses a set up pressure boost case, intake pipe and slag box, through being connected the blast pipe of pressure boost case air inlet and boiler, discharge high temperature waste gas through the turbine in pressure boost case and the intake pipe, utilize waste gas high temperature waste heat to the cold water heating in the heating cabinet, pass through the charge door to the high temperature slag again and add the slag box in, through the water heating of high temperature slag to the heating cabinet.

The utility model discloses can reuse the high temperature heat of the high temperature slag of boiler and high temperature waste gas, heat the water resource, can use in bathing pool or urban heating system through the water resource after the heating.

Drawings

Fig. 1 is a cross-sectional view of a boiler waste heat conversion and utilization device provided by the present invention;

FIG. 2 is a side sectional view of a heating furnace of the device for converting and utilizing waste heat of a boiler provided by the present invention;

fig. 3 is a sectional view of a pressure increasing box of the boiler waste heat conversion and utilization device provided by the utility model.

Illustration of the drawings:

1. a heating box; 2. a discharge door; 3. a first motor; 4. a waste gas treatment tank; 5. a first power box; 6. a rotating shaft; 7. a stirring rod; 8. a charging door; 9. high temperature slag; 10. a slag box; 11. an air inlet pipe; 12. a pressurizing box; 13. a water inlet; 14. a second power box; 15. a second motor; 16. an air inlet; 17. a turbine; 18. a gas permeable plate; 19. a drive shaft.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a boiler waste heat conversion and utilization device comprises a heating box 1, a slag box 10 is sleeved on the outer side of the heating box 1, a pressurizing box 12 is arranged on any one side of the heating box 1, a waste gas treatment box 4 is fixedly connected to one side of the heating box 1 far away from the pressurizing box 12, two first power boxes 5 symmetrically arranged are arranged on one side of the waste gas treatment box 4 close to the heating box 1, a charging door 8 is arranged at the central position of the top of the slag box 10, a discharging door 2 is arranged at the central position of the bottom of the slag box 10, first motors 3 are fixedly connected to the inner bottom walls of the first power boxes 5, driving ends of the first motors 3 are fixedly connected with rotating shafts 6, one ends of the rotating shafts 6 far away from the first motors 3 penetrate into the heating box 1, one ends of the rotating shafts 6 far away from the first motors 3 are rotatably connected with the inner wall of the heating box 1 far away, the water in the heating box 1 is stirred by the stirring rod 7, so that the water is heated uniformly.

The high-temperature furnace slag 9 is placed in the furnace slag box 10, and the cooled water in the heating box 1 is heated by the withdrawn high-temperature furnace slag. Four air inlet pipes 11 which are circumferentially distributed are connected to the top of the pressurizing box 12 close to one side of the heating box 1 through pipes, one end of each air inlet pipe 11 close to the heating box 1 penetrates through the heating box 1, one end of each air inlet pipe 11 penetrating through the heating box 1 is connected with the air inlet end of the waste gas treatment box 4, and high-temperature waste gas can be heated by water in the heating box 1 in the air inlet pipes 11.

The middle position of the inner side wall of the pressurizing box 12 is fixedly connected with a ventilating plate 18, the central position of the upper surface of the ventilating plate 18 is fixedly connected with a second power box 14, the inner top wall of the second power box 14 is fixedly connected with a second motor 15, the driving end of the second motor 15 is fixedly connected with a transmission shaft 19, the pressurizing box 12 is provided with a turbine 17 below the ventilating plate 18, one end, far away from the second motor 15, of the transmission shaft 19 penetrates through the bottom wall of the second power box 14 and the ventilating plate 18, and high-pressure gas is discharged into the air inlet pipe 11 through the ventilating plate 18 by the gas pressurized by the turbine 17. An air inlet 16 is arranged at the center of the bottom of the pressurizing box 12, a plurality of uniformly distributed through holes are arranged on the surface of the air permeable plate 18, and a water inlet 13 is connected to one side of the heating box 1 close to the pressurizing box 12 through a pipe. The first motor 3 and the second motor 15 are both reduction motors.

The working principle is as follows: through water inlet 13 toward heating box 1 internal heating cold water, be connected air inlet 16 and boiler exhaust hole again, drive turbine 17 through second motor 15 and rotate, arrange into intake pipe 11 waste gas compression, high temperature waste gas can be to the cold water heating in heating box 1, opens charging door 8 again and puts into slag box 10 high temperature waste gas slag 9, further heats the cold water in heating box 1 through high temperature slag 9.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a boiler waste heat conversion utilizes device, includes heating cabinet (1), its characterized in that: the heating device is characterized in that a slag box (10) is sleeved on the outer side of the heating box (1), a pressurizing box (12) is arranged on any one side of the heating box (1), the heating box (1) is far away from one side of the pressurizing box (12) and is fixedly connected with a waste gas treatment box (4), two first power boxes (5) which are symmetrically arranged are arranged on one side of the waste gas treatment box (4) close to the heating box (1), a charging door (8) is arranged at the central position of the top of the slag box (10), a discharging door (2) is arranged at the central position of the bottom of the slag box (10), first motors (3) are fixedly connected with the inner bottom wall of each first power box (5), rotating shafts (6) are fixedly connected with the driving ends of the first motors (3), one ends of the rotating shafts (6) far away from the first motors (3) penetrate through the heating box (1), one ends of the rotating shafts (6) far away from the first motors (3) are rotatably connected with the, the outer wall of the rotating shaft (6) is fixedly connected with a plurality of stirring rods (7) which are uniformly distributed.

2. The boiler waste heat conversion and utilization device of claim 1, characterized in that: high-temperature slag (9) is placed in the slag box (10).

3. The boiler waste heat conversion and utilization device of claim 1, characterized in that: pressurizing box (12) are close to heating cabinet (1) one side top position union coupling and have four intake pipe (11) that are the circumference and distribute, four intake pipe (11) are close to heating cabinet (1) one end and run through heating cabinet (1), four intake pipe (11) run through heating cabinet (1) one end and are connected with exhaust-gas treatment case (4) inlet end.

4. The boiler waste heat conversion and utilization device of claim 1, characterized in that: the air-permeable plate (18) is fixedly connected to the middle of the inner side wall of the pressurizing box (12), the second power box (14) is fixedly connected to the center of the upper surface of the air-permeable plate (18), the second motor (15) is fixedly connected to the inner top wall of the second power box (14), the driving end of the second motor (15) is fixedly connected with the transmission shaft (19), the turbine (17) is arranged below the pressurizing box (12) and located on the air-permeable plate (18), and one end, far away from the second motor (15), of the transmission shaft (19) penetrates through the bottom wall of the second power box (14) and the air-permeable plate (18).

5. The boiler waste heat conversion and utilization device of claim 4, characterized in that: an air inlet (16) is formed in the center of the bottom of the pressurizing box (12), a plurality of uniformly distributed through holes are formed in the surface of the air permeable plate (18), and a water inlet (13) is connected to one side, close to the pressurizing box (12), of the heating box (1) through a pipe.

6. The boiler waste heat conversion and utilization device of claim 1, characterized in that: the first motor (3) and the second motor (15) are both speed reducing motors.