CN220602221U

CN220602221U - Flue gas waste heat recovery heat sink

Info

Publication number: CN220602221U
Application number: CN202322029884.0U
Authority: CN
Inventors: 陈俊卿; 陈炳锻
Original assignee: Xiamen Shenshida Energy Technology Co ltd
Current assignee: Xiamen Shenshida Energy Technology Co ltd
Priority date: 2023-07-31
Filing date: 2023-07-31
Publication date: 2024-03-15
Anticipated expiration: 2033-07-31

Abstract

The utility model relates to the technical field of flue gas cooling, and discloses a flue gas waste heat recovery cooling device which comprises a cooling box, a cooling mechanism arranged at the top of the cooling box and a cleaning mechanism arranged inside the cooling box, wherein the cooling mechanism comprises a cold water tank which is fixedly arranged at the top of the cooling box, a water inlet pipe is fixedly arranged on the right side of the cold water tank, a condensing pipe is fixedly arranged at the bottom of the cold water tank and extends into the cooling box, a conical hole is formed in the bottom of the inner wall of the cooling box, and a hot water tank is fixedly arranged at the bottom of the conical hole. The flue gas enters through the flue gas inlet, so that the flue gas enters into the cooling box, then the water inlet pipe conveys cold water into the cold water box, the cold water box conveys the cold water in the cooling box into the condensing pipe, the flue gas contacts with the condensing pipe in the cooling box, heat energy is transferred to liquid in the condensing pipe, and the liquid fully absorbs heat, so that cooling is performed.

Description

Flue gas waste heat recovery heat sink

Technical Field

The utility model relates to the technical field of flue gas cooling, in particular to a flue gas waste heat recovery cooling device.

Background

In modern industrial production, a large amount of smoke is generated, and the highest temperature of the smoke generated in industrial production is 350-500 ℃.

The utility model discloses an industrial production flue gas cooling dust-reducing waste heat recovery device according to the Chinese patent publication number CN207197278U, and belongs to the technical field of flue gas treatment of various production systems before blast furnace ironmaking. The utility model comprises an air diversion mechanism which is used for cooling the whole device; the flue gas cooling mechanism is arranged in the air diversion mechanism and is in a cavity ring sleeve type structure with the air diversion mechanism, and large-particle smoke dust falls on the bottom of the flue gas cooling mechanism due to the fact that the temperature is reduced, the density is increased; the heat exchange device is fixed in the air guide pipe at the top of the air guide mechanism, and absorbs heat exchanged by the air guide mechanism through the heat exchange device; the flue gas cooling mechanism is externally connected with a dust-containing flue gas ingress pipe and a dust-reducing flue gas egress pipe which penetrate through the air flow guiding mechanism. The utility model can achieve the purposes of cooling dust-containing flue gas, falling and recycling dust-containing particles and recycling heat, and can eliminate a cold air adding valve without fluctuation of the process of the whole system, so that the quality of the produced product is stable.

However: when the existing flue gas cooling device is used for cooling, a large amount of dust is contained in the flue gas, the dust cannot be treated, and the waste heat generated in the flue gas cannot be fully utilized, so that the resource waste is caused.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a flue gas waste heat recovery cooling device.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the flue gas waste heat recovery cooling device comprises a cooling box;

the cooling mechanism is arranged at the top of the cooling box;

and the cleaning mechanism is arranged inside the cooling tank, the cooling mechanism comprises a cold water tank, the cold water tank is fixedly arranged at the top of the cooling tank, a water inlet pipe is fixedly arranged on the right side of the cold water tank, a condensing pipe is fixedly arranged at the bottom of the cold water tank and extends to the inside of the cooling tank, a conical hole is formed in the bottom of the inner wall of the cooling tank, a hot water tank is fixedly arranged at the bottom of the conical hole, the condensing pipe penetrates through the conical hole and is communicated with the hot water tank, and a water outlet pipe is fixedly arranged at the bottom of the hot water tank.

Preferably, the cleaning mechanism comprises a fixed box, fixed box fixed mounting is in cooling box front and back, fixed box inner wall bottom is connected with the lead screw through the bearing rotation and upwards extends and runs through fixed box inner wall top, lead screw extension end outer wall thread bush is equipped with the lead screw slider, the sliding hole has been seted up to fixed box one side that is close to the cooling box, lead screw slider is close to sliding hole one side fixed mounting and has the bracing piece, bracing piece other end fixed mounting has the clearance arc piece, clearance arc piece arc mouth department is laminated with the condenser pipe outer wall. Through the optimization, the screw rod rotates in the fixed box, so that the screw rod sliding block sleeved on the screw rod outer wall through threads moves downwards.

Preferably, the left side of the cooling box is fixedly provided with a flue gas inlet, and the right side of the cooling box is fixedly provided with a flue gas outlet. Through this preference, the flue gas can get into through the flue gas import, and the flue gas after the cooling then discharges through the flue gas export.

Preferably, the discharge holes are formed in two sides of the bottom of the inner wall of the cooling box, and the bottom of the cooling box is fixedly provided with the collecting box and communicated with the discharge holes. By this preference, the scraped dust is then discharged through the discharge opening into the interior of the collection bin for collection.

Preferably, a limit groove is formed in one side, far away from the support rod, of the inner wall of the fixed box, a limit block is connected to the inner wall of the limit groove in a sliding mode, and the limit block is fixedly connected with the screw rod sliding block. Through this preference, under the spacing effect through the stopper for the stopper slides in the spacing inslot portion.

Preferably, the motor box is fixedly arranged at the top of the fixed box, the servo motor is fixedly arranged in the motor box, and the output end of the servo motor is fixedly connected with the penetrating end of the screw rod. Through this preference, servo motor output drives the lead screw and rotates in the fixed incasement portion.

(III) beneficial effects

Compared with the prior art, the utility model provides a smoke waste heat recovery cooling device, which has the following beneficial effects:

1. this a flue gas waste heat recovery heat sink, the flue gas can get into through the flue gas import for enter into the cooling incasement portion, the inlet tube can carry cold water to inside the cold water tank afterwards, make the cold water tank carry inside to inside the condenser pipe with cold water, the flue gas contacts with the condenser pipe in cooling incasement portion, with the liquid of heat energy transfer to inside the condenser pipe, make the liquid fully absorb heat, thereby cool down, hot water after absorbing heat then carries to inside the hot-water tank, again by the outlet pipe outflow, the outlet pipe can be connected with heating system, thereby can be used to aspects such as bathing, the flue gas after the cooling then discharges through the flue gas export.

2. This a flue gas waste heat recovery heat sink, through the servo motor of starting the motor incasement portion for servo motor output drives the lead screw and rotates at fixed incasement portion, thereby make the lead screw slider that lead screw outer wall thread bush was established move downwards, under the spacing effect through the stopper, make the stopper slide at the spacing inslot portion, thereby guarantee the stability of follow-up clearance, drive the clearance arc piece through the connection of bracing piece and remove afterwards, make the clearance arc piece hang up the dust that the condenser pipe outer wall was pasted, the dust of hanging then gets into the collection inside the collection box through the discharge gate.

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, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a perspective view of the structure of the present utility model;

FIG. 2 is a front elevational view of the structure of the present utility model;

fig. 3 is a left side cross-sectional view of the present utility model.

In the figure: 1. a cooling box; 21. a cooling mechanism; 211. a cold water tank; 212. a water inlet pipe; 213. a condensing tube; 214. a hot water tank; 215. a water outlet pipe; 31. a cleaning mechanism; 311. a fixed box; 312. a screw rod; 313. a screw rod sliding block; 314. a support rod; 315. cleaning an arc block; 4. a flue gas inlet; 5. a flue gas outlet; 6. a discharge port; 7. a collection box; 8. a limit groove; 9. a limiting block; 10. a motor case; 11. a servo motor.

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.

Example 1

As shown in fig. 1-3, the utility model provides a flue gas waste heat recovery cooling device, which comprises a cooling tank 1, a cooling mechanism 21 arranged at the top of the cooling tank 1, and a cleaning mechanism 31 arranged inside the cooling tank 1, wherein the cooling mechanism 21 comprises a cold water tank 211, the cold water tank 211 is fixedly arranged at the top of the cooling tank 1, a water inlet pipe 212 is fixedly arranged at the right side of the cold water tank 211, a condensing pipe 213 is fixedly arranged at the bottom of the cold water tank 211 and extends into the cooling tank 1, a conical hole is formed in the bottom of the inner wall of the cooling tank 1, a hot water tank 214 is fixedly arranged at the bottom of the conical hole, the condensing pipe 213 penetrates through the conical hole and is communicated with the hot water tank 214, a water outlet pipe 215 is fixedly arranged at the bottom of the hot water tank 214, a flue gas inlet 4 is fixedly arranged at the left side of the cooling tank 1, and a flue gas outlet 5 is fixedly arranged at the right side of the cooling tank 1.

In this embodiment, the flue gas can get into through flue gas import 4 for get into cooling box 1 inside, later inlet tube 212 can carry cold water to inside the cold water tank 211, make the cold water tank 211 carry inside to condenser pipe 213 inside, the flue gas contacts with condenser pipe 213 inside cooling box 1, transfer the liquid inside to condenser pipe 213 with heat energy, make the liquid fully absorb heat, thereby cool down, the hot water after absorbing heat then carries inside hot water tank 214, then flow out by outlet pipe 215, outlet pipe 215 can be connected with heating system, thereby can be used to aspects such as bathing, the flue gas after the cooling then discharges through flue gas export 5.

Example 2

As shown in fig. 1-3, on the basis of embodiment 1, the present utility model provides a technical solution: the preferred clearance mechanism 31 includes fixed box 311, fixed box 311 fixed mounting is in cooling box 1 front and back, fixed box 311 inner wall bottom is connected with lead screw 312 through the bearing rotation and upwards extend and run through fixed box 311 inner wall top, lead screw 312 extension end outer wall thread bush is equipped with lead screw slider 313, the slide opening has been seted up to fixed box 311 one side that is close to cooling box 1, lead screw slider 313 is close to slide opening one side fixed mounting and has bracing piece 314, bracing piece 314 other end fixed mounting has clearance arc piece 315, clearance arc piece 315 arc mouth department is laminated with condenser tube 213 outer wall, discharge gate 6 has been seted up to cooling box 1 inner wall bottom both sides, cooling box 1 bottom fixed mounting has collecting box 7 and is set up with discharge gate 6 intercommunication, limit groove 8 has been seted up to fixed box 311 inner wall one side that keeps away from bracing piece 314, limit groove 8 inner wall sliding connection has stopper 9, stopper 9 and lead screw slider 313 fixed connection, fixed box 311 top fixed mounting motor case 10, motor case 10 internally fixed mounting has servo motor 11, servo motor 11 output and lead screw 312 run through fixed connection.

In this embodiment, through starting the inside servo motor 11 of motor case 10 for servo motor 11 output drives lead screw 312 and rotates in fixed case 311 inside, thereby make lead screw slider 313 that lead screw 312 outer wall screw thread cover was established move downwards, under the spacing effect through stopper 9, make stopper 9 slide in spacing inslot 8, thereby guarantee the stability of follow-up clearance, drive clearance arc piece 315 through the connection of bracing piece 314 afterwards and remove, make clearance arc piece 315 hang the dust that condenser tube 213 outer wall was pasted, the dust of hanging then gets into the collection box 7 through discharge gate 6 inside and collects.

The working principle of the flue gas waste heat recovery cooling device is specifically described below.

As shown in fig. 1-3, during use, flue gas can enter through the flue gas inlet 4, make enter into cooling tank 1 inside, then inlet tube 212 can carry cold water to the cold water tank 211 inside, make cold water tank 211 carry inside to condenser pipe 213 with cold water, flue gas contacts with condenser pipe 213 inside cooling tank 1, transfer heat energy to the inside liquid of condenser pipe 213, make the liquid fully absorb heat, thereby cool down, the hot water after absorbing heat then carries to hot-water tank 214 inside, then flow out by outlet pipe 215, outlet pipe 215 can be connected with heating system, thereby can be used for aspects such as bathing, the flue gas after cooling then is discharged through flue gas outlet 5, because contain the dust in the flue gas, these dust can paste and apply at condenser pipe 213 outer wall, through the servo motor 11 that starts the motor case 10 inside, make servo motor 11 output drive lead screw 312 rotate inside fixed box 311, thereby make lead screw slider 313 that lead screw 312 outer wall screw thread cover was established move down, under the limiting effect through stopper 9, make stopper 9 slide in spacing groove 8 inside, thereby guarantee the stability of follow-up clearance, then drive the piece that connects through the piece 314 and make the dust that the dust is carried out by the removal of collecting arc 315, make the dust remove through the outer wall of scraping the arc 315 and make the dust of collecting through the scraping the arc 315 and then make the outer wall of scraping the arc 7 enter into the collector.

Claims

1. The flue gas waste heat recovery cooling device comprises a cooling box (1);

the cooling mechanism (21) is arranged at the top of the cooling box (1);

and set up at the inside clearance mechanism (31) of cooling tank (1), its characterized in that: the cooling mechanism (21) comprises a cold water tank (211), cold water tank (211) fixed mounting is at cooling tank (1) top, cold water tank (211) right side fixed mounting has inlet tube (212), cold water tank (211) bottom fixed mounting has condenser pipe (213) and extends to cooling tank (1) inside, the bell mouth has been seted up to cooling tank (1) inner wall bottom, bell mouth bottom fixed mounting has hot-water tank (214), condenser pipe (213) run through the bell mouth and with hot-water tank (214) intercommunication setting, hot-water tank (214) bottom fixed mounting has outlet pipe (215).

2. The flue gas waste heat recovery cooling device according to claim 1, wherein: the cleaning mechanism (31) comprises a fixed box (311), the fixed box (311) is fixedly arranged on the front surface and the back surface of the cooling box (1), a screw rod (312) is rotatably connected to the bottom of the inner wall of the fixed box (311) through a bearing and extends upwards to penetrate through the top of the inner wall of the fixed box (311), a screw rod sliding block (313) is sleeved on the outer wall of the extending end of the screw rod (312), a sliding hole is formed in the fixed box (311) close to one side of the cooling box (1), a supporting rod (314) is fixedly arranged on the screw rod sliding block (313) close to one side of the sliding hole, a cleaning arc block (315) is fixedly arranged at the other end of the supporting rod (314), and the arc opening of the cleaning arc block (315) is attached to the outer wall of the condensing tube (213).

3. The flue gas waste heat recovery cooling device according to claim 1, wherein: the cooling box (1) left side fixed mounting has flue gas import (4), cooling box (1) right side fixed mounting has flue gas export (5).

4. The flue gas waste heat recovery cooling device according to claim 1, wherein: the cooling box (1) is characterized in that discharge ports (6) are formed in two sides of the bottom of the inner wall of the cooling box (1), and a collecting box (7) is fixedly installed at the bottom of the cooling box (1) and communicated with the discharge ports (6).

5. The flue gas waste heat recovery cooling device according to claim 2, wherein: limiting grooves (8) are formed in one side, far away from the supporting rods (314), of the inner wall of the fixing box (311), limiting blocks (9) are connected to the inner wall of the limiting grooves (8) in a sliding mode, and the limiting blocks (9) are fixedly connected with the screw rod sliding blocks (313).

6. The flue gas waste heat recovery cooling device according to claim 2, wherein: the motor box (10) is fixedly mounted at the top of the fixed box (311), the servo motor (11) is fixedly mounted in the motor box (10), and the output end of the servo motor (11) is fixedly connected with the penetrating end of the screw rod (312).