CN210861068U

CN210861068U - Fluidized bed furnace slag heat recovery device

Info

Publication number: CN210861068U
Application number: CN201921345677.3U
Authority: CN
Inventors: 周涛
Original assignee: Ningbo Zhenhai Nebula Environmental Protection And Energy Saving Co ltd
Current assignee: Ningbo Zhenhai Nebula Environmental Protection And Energy Saving Co ltd
Priority date: 2019-08-19
Filing date: 2019-08-19
Publication date: 2020-06-26
Anticipated expiration: 2029-08-19

Abstract

The utility model belongs to the technical field of slag heat recovery, in particular to a slag heat recovery device of a fluidized bed furnace, which comprises a box body, wherein the front side and the back side of the inner wall of the box body are respectively and fixedly connected with a first bearing and a third bearing, the back side of the box body is fixedly connected with a motor, and an output shaft of the motor passes through the first bearing and is arranged in the third bearing in a penetrating way; the utility model discloses, can transport the heat of in-process with the help of the slag through setting up the ring channel, cold water to the inlet tube transport heats, the suction fan can carry out drying process with the hot-blast suction box after the heat transfer to the article that need dry, realize to thermal recycle, the device adopts the ring channel, the suction fan, the air-blower, motor and conveyer belt, realized transporting to the slag, reached the purpose of retrieving the heat in the slag and recycling simultaneously, the thermal utilization ratio of slag has been improved greatly, whole device is rational in infrastructure, the operation is thus simple, therefore, the clothes hanger is strong in practicability.

Description

Fluidized bed furnace slag heat recovery device

Technical Field

The utility model belongs to the technical field of the slag heat recovery, concretely relates to fluidized bed furnace slag heat recovery unit.

Background

The fluidized bed boiler is a kind of coal-fired boiler, it is one of the new combustion techniques developed in recent years, the modern fluidized bed boiler is a thermal equipment using "gathering fluidized bed" technique, when the fluid flows through the static granular material layer from bottom to top, if the flow rate exceeds a certain limit, the bulk material layer begins to expand and wriggle and has fluidity, and becomes into a pseudo fluid state, this process is called fluidization of the bulk material layer, the fluidized granules turn over up and down and are similar to the boiling of the fluid, so it is also called as fluidized bed, the thermal equipment for processing materials by this method is called fluidized bed boiler.

The cinder ash after the charcoal burning need arrange the material, but present cinder ash is generally through directly discharging outside the cooling back of row's ash pipe, and fluidized bed furnace exhaust slag temperature is high, has wasted the heat in the cinder ash like this greatly, is unfavorable for carrying out recycle to the waste heat, and then forms the waste of resource.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a fluidized bed furnace slag heat recovery device, which has the characteristics of high heat recovery and resource utilization efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: a fluidized bed furnace slag heat recovery device comprises a box body, wherein the front side and the back side of the inner wall of the box body are respectively and fixedly connected with a first bearing and a third bearing, the back side of the box body is fixedly connected with a motor, an output shaft of the motor penetrates through the first bearing and is arranged in the third bearing in a penetrating manner, a first rotating disc is fixedly connected onto the output shaft of the motor, the front side and the back side of the inner wall of the box body are respectively and fixedly connected with a second bearing, a first rotating shaft is arranged in the second bearing in a penetrating manner, the surface of the first rotating shaft is fixedly connected with a second rotating disc, the first rotating disc and the second rotating disc are connected through a conveying belt in a transmission manner, a baffle is arranged on the conveying belt, pipe sleeves are respectively and fixedly connected onto the front side and the back side of the inner wall of the box body, the side and the intercommunication that the box was passed to annular duct's one end have the inlet tube, be provided with the water pump on the inlet tube, water pump fixed connection is in the side of box, the bottom joint of box inner wall has the funnel, the bottom of funnel is provided with the sealing plug, the top and the bottom of box are provided with hot-blast main and cold air duct respectively, be provided with the suction fan on the hot-blast main, the last air-blower that is provided with of cold air duct.

Preferably, the top of the box body is provided with a slag inlet, and the slag inlet is provided with a sealing cover.

Preferably, the other end of the annular pipeline penetrates through the side face of the box body and is communicated with a water outlet pipe, and an electromagnetic valve is arranged on the water outlet pipe.

Preferably, the front of the box body is provided with a button switch, and the button switch is respectively electrically connected with the motor, the suction fan, the blower, the electromagnetic valve and the water pump through leads.

Preferably, the bottom of box fixedly connected with four supporting legs, four the bottom of supporting leg all is provided with the slipmat, and four supporting legs are located the position that the bottom half is close to the four corners respectively.

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

1. the utility model discloses, can heat the cold water of inlet tube transport with the help of the heat in the slag transportation process through setting up the ring conduit, realize the utilization to the slag heat, the suction fan can carry out the drying process to the article that need dry with the hot-blast suction box after the heat transfer, realize the recycle to the heat, the air-blower is used for carrying cold wind to the box in, relative with the slag transportation direction, form the heat exchange, and then produce hot-blast, be convenient for carry out the drying process to article, realize the utilization of slag heat, the motor works, drive first carousel and rotate, through the transmission of conveyer belt, can drive the rotation of second carousel, and then realize the conveying to the slag, the device adopts the ring conduit, the suction fan, the air-blower, motor and conveyer belt, realized the transportation to the slag, reached the purpose of recycling the heat in the slag simultaneously, greatly improves the utilization rate of the heat of the furnace slag, and has reasonable structure, simple operation and strong practicability.

2. The utility model discloses, be convenient for people to control motor respectively through setting up button switch, the suction fan, the air-blower, the operating condition of solenoid valve and water pump, the slipmat can increase the frictional force of supporting leg and ground, the gliding condition appears when avoiding using, the outlet pipe is convenient for derive hot water and uses, the slag import is used for leading-in slag, retrieve the slag heat, sealed lid is used for sealing up the slag import, the pipe box is used for supporting the ring pipeline fixedly, the baffle avoids the slag to transport the in-process condition that drops to appear.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic structural diagram of a top view of the conveyor belt according to the present invention;

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

FIG. 4 is a schematic flow chart of the circuit of the present invention;

in the figure: 1. a box body; 2. a first turntable; 3. a first bearing; 4. a water inlet pipe; 5. a water pump; 6. a first connecting pipe; 7. a slag inlet; 8. a sealing cover; 9. a suction fan; 10. a hot air pipe; 11. a second bearing; 12. a first rotating shaft; 13. an annular duct; 14. pipe sleeve; 15. a funnel; 16. an electromagnetic valve; 17. a water outlet pipe; 18. a second connecting pipe; 19. a push button switch; 20. a non-slip mat; 21. a sealing plug; 22. a blower; 23. a cold air duct; 24. a second turntable; 25. a conveyor belt; 26. a baffle plate; 27. a motor; 28. supporting legs; 29. and a third bearing.

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.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: a fluidized bed furnace slag heat recovery device comprises a box body 1, wherein the front surface and the back surface of the inner wall of the box body 1 are respectively and fixedly connected with a first bearing 3 and a third bearing 29, the back surface of the box body 1 is fixedly connected with a motor 27, an output shaft of the motor 27 penetrates through the first bearing 3 and penetrates through the third bearing 29, the motor 27 works to drive a first rotary table 2 to rotate, a second rotary table 24 can be driven to rotate through the transmission action of a conveyor belt 25, so that the slag is conveyed, the first rotary table 2 is fixedly connected onto the output shaft of the motor 27, the front surface and the back surface of the inner wall of the box body 1 are both fixedly connected with a second bearing 11, a first rotary shaft 12 penetrates through the second bearing 11, the surface of the first rotary shaft 12 is fixedly connected with a second rotary table 24, the first rotary table 2 and the second rotary table 24 are in transmission connection through the conveyor belt 25, a baffle 26 is arranged on, the baffle 26 avoids the situation that the slag drops in the conveying process, the pipe sleeves 14 are fixedly connected to the front and the back of the inner wall of the box body 1, the pipe sleeves 14 are used for supporting and fixing the annular pipelines 13, the number of the pipe sleeves 14 is multiple, the annular pipelines 13 are fixedly connected in the pipe sleeves 14, the two annular pipelines 13 are communicated with each other through the first connecting pipe 6 and the second connecting pipe 18, the annular pipelines 13 can heat cold water conveyed by the water inlet pipe 4 by means of heat in the conveying process of the slag, the heat of the slag is utilized, one end of each annular pipeline 13 penetrates through the side face of the box body 1 and is communicated with the water inlet pipe 4, the water pump 5 is arranged on the water inlet pipe 4, the water pump 5 is fixedly connected to the side face of the box body 1, the funnel 15 is clamped at the bottom of the inner wall of the box body 1, and, the bottom of the funnel 15 is provided with a sealing plug 21, the top and the bottom of the box body 1 are respectively provided with a hot air pipe 10 and a cold air pipe 23, the hot air pipe 10 is provided with a suction fan 9, the suction fan 9 can suck hot air after heat exchange out of the box body 1 to dry the articles to be dried, so as to recycle heat, the cold air pipe 23 is provided with an air blower 22, the air blower 22 is used for conveying cold air into the box body 1, the direction of conveying of the slag is opposite to the direction of conveying of the slag, so that heat exchange is formed, hot air is further generated, the articles are conveniently dried, the heat of the slag is utilized, the device adopts an annular pipeline 13, the suction fan 9, the air blower 22, a motor 27 and a conveyor belt 25, so that the conveying of the slag is realized, the purpose of recycling and reusing the heat in the slag is realized simultaneously, and the, the whole device is reasonable in structure, simple to operate and high in practicability.

Specifically, a slag inlet 7 is formed in the top of the box body 1, a sealing cover 8 is arranged on the slag inlet 7, the slag inlet 7 is used for guiding slag in and recovering heat of the slag, and the sealing cover 8 is used for sealing the slag inlet 7.

Specifically, the other end of the annular pipeline 13 penetrates through the side face of the box body 1 and is communicated with a water outlet pipe 17, an electromagnetic valve 16 is arranged on the water outlet pipe 17, and the water outlet pipe 17 is convenient for guiding hot water out for use.

Specifically, the front of box 1 is provided with button switch 19, button switch 19 passes through wire electric connection with motor 27, suction fan 9, air-blower 22, solenoid valve 16 and water pump 5 respectively, and button switch 19 is convenient for people to control the operating condition of motor 27, suction fan 9, air-blower 22, solenoid valve 16 and water pump 5 respectively.

Specifically, four supporting legs 28 of bottom fixedly connected with of box 1, four the bottom of supporting leg 28 all is provided with slipmat 20, and four supporting legs 28 are located the position that the box 1 bottom is close to the four corners respectively, and supporting leg 28 is used for supporting the device fixedly, and slipmat 20 can increase the frictional force of supporting leg 28 and ground, appears gliding condition when avoiding using.

The utility model discloses a theory of operation and use flow: the utility model discloses, during the use, at first lead into the slag on the conveyer belt 25 in the box 1 through slag import 7, then control motor 27 work through button switch 19, motor 27 drives first carousel 2 and rotates, through the transmission of conveyer belt 25, drive second carousel 24 and rotate, make conveyer belt 25 convey the slag, in the transfer process, control water pump 5 through button switch 19 and lead cold water into annular duct 13, simultaneously control air-blower 22 through button switch 19 and pour cold wind into the box 1 through cold wind pipeline 23, form the convection current with the heat in the slag, produce hot-blast, then control suction fan 9 work through button switch 19, the hot-blast suction that will produce is used for drying work, the cold water in annular duct 13 is heated to the heat that the slag produced simultaneously, control solenoid valve 16 work through button switch 19, export the hot water through outlet pipe 17 and use, then the sealing plug 21 is opened, and the slag is guided out of the box body 1 through the funnel 15 for the next use.

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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a fluidized bed furnace slag heat reclamation device, includes box (1), its characterized in that: the front and the back of the inner wall of the box body (1) are respectively fixedly connected with a first bearing (3) and a third bearing (29), the back of the box body (1) is fixedly connected with a motor (27), an output shaft of the motor (27) penetrates through the first bearing (3) and penetrates through the third bearing (29), a first rotating disc (2) is fixedly connected onto the output shaft of the motor (27), a second bearing (11) is fixedly connected onto the front and the back of the inner wall of the box body (1), a first rotating shaft (12) is arranged in the second bearing (11), a second rotating disc (24) is fixedly connected onto the surface of the first rotating shaft (12), the first rotating disc (2) and the second rotating disc (24) are in transmission connection through a conveying belt (25), a baffle plate (26) is arranged on the conveying belt (25), and a pipe sleeve (14) is fixedly connected onto the front and the back of the inner wall of the box body (1), fixedly connected with looped pipeline (13), two in pipe box (14) looped pipeline (13) is linked together through first connecting pipe (6) and second connecting pipe (18), the side and the intercommunication that box (1) was passed to the one end of looped pipeline (13) have inlet tube (4), be provided with water pump (5) on inlet tube (4), water pump (5) fixed connection is in the side of box (1), the bottom joint of box (1) inner wall has funnel (15), the bottom of funnel (15) is provided with sealing plug (21), the top and the bottom of box (1) are provided with hot-blast main (10) and cold-blast main (23) respectively, be provided with suction fan (9) on hot-blast main (10), be provided with cold-blast main (22) on air-blower pipeline (23).

2. The apparatus for recovering heat from slag of boiling furnace as claimed in claim 1, wherein: the top of the box body (1) is provided with a slag inlet (7), and a sealing cover (8) is arranged on the slag inlet (7).

3. The apparatus for recovering heat from slag of boiling furnace as claimed in claim 1, wherein: the other end of the annular pipeline (13) penetrates through the side face of the box body (1) and is communicated with a water outlet pipe (17), and an electromagnetic valve (16) is arranged on the water outlet pipe (17).

4. The apparatus for recovering heat from slag of boiling furnace as claimed in claim 3, wherein: the front surface of the box body (1) is provided with a button switch (19), and the button switch (19) is respectively electrically connected with the motor (27), the suction fan (9), the air blower (22), the electromagnetic valve (16) and the water pump (5) through wires.

5. The apparatus for recovering heat from slag of boiling furnace as claimed in claim 1, wherein: the bottom fixedly connected with four supporting legs (28) of box (1), four the bottom of supporting leg (28) all is provided with slipmat (20), and four supporting legs (28) are located the position that is close to the four corners in box (1) bottom respectively.