CN218545321U

CN218545321U - Waste heat recoverer for power generation system

Info

Publication number: CN218545321U
Application number: CN202222631089.4U
Authority: CN
Inventors: 柯达; 石强; 于雯龙; 王鑫; 于海洋; 潘婧; 李军; 周建
Original assignee: Huaneng Nanjing Gas Turbine Power Generation Co ltd
Current assignee: Huaneng Nanjing Gas Turbine Power Generation Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2023-02-28
Anticipated expiration: 2032-10-08

Abstract

The utility model discloses a waste heat recoverer for power generation system, including heat transfer case and liquid reserve tank, one side fixedly connected with of heat transfer case advances the cigarette valve pipe, the cigarette valve pipe is led to the opposite side fixedly connected with of heat transfer case, lead one side fixedly connected with purifying box of cigarette valve pipe, the bottom fixedly connected with liquid reserve tank of heat transfer case, the both sides of liquid reserve tank are a set of guiding water valve pipe of fixedly connected with respectively. This a waste heat recoverer for power generation system is through being provided with the heat exchanger fin, liquid reserve tank and water guide valve pipe, when carrying out the heat transfer, with the leading-in inside to the heat transfer case of high temperature flue gas from the cigarette valve pipe that advances of heat transfer case one side, high temperature flue gas is when contacting the inside heat exchanger fin of heat transfer case, the heat exchanger fin can be with the quick downward conduction of heat energy, and conduct to inside the liquid reserve tank, the inside water of liquid reserve tank absorbs heat energy fast and realizes the recovery of heat energy, and can be through the convenient collection hot water of water guide valve pipe, the problem that heat exchange efficiency is low has been solved.

Description

Waste heat recoverer for power generation system

Technical Field

The utility model relates to an energy recovery technical field specifically is a waste heat recoverer for power generation system.

Background

The waste heat recovery system based on thermoelectric power generation is provided according to Chinese patent application No. 201610405775.6, and the specific content is that the hydrothermal assembly is fixed in a chimney or a kiln exhaust flue through a support member, and the thermoelectric power generation assembly is connected with the hydrothermal assembly; the waste heat of the fluid in the chimney or the kiln exhaust flue is absorbed by the hydrothermal assembly, heat exchange is realized in the hydrothermal assembly, part of the waste heat of the fluid is converted into hydrothermal energy, and meanwhile, the residual part of the waste heat is converted into electric energy by the thermoelectric power generation assembly and is output;

firstly, the heat exchange efficiency is low when the device is used in the application document, and the heat energy in the flue gas cannot be quickly conducted out for collection;

secondly, after long-time use, particulate matters in the flue gas can be attached to the outside of the heat exchange assembly, so that the heat exchange efficiency is influenced;

thirdly, the flue gas can not be effectively filtered, so that the particulate matter in the flue gas can be discharged to cause air pollution, and the defects of the power generation system can be overcome by a novel waste heat recoverer.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waste heat recoverer for power generation system to solve the problem that the heat exchange efficiency who proposes is low among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a waste heat recoverer for a power generation system comprises a heat exchange box and a liquid storage box, wherein one side of the heat exchange box is fixedly connected with a smoke inlet valve pipe, the other side of the heat exchange box is fixedly connected with a smoke guide valve pipe, and one side of the smoke guide valve pipe is fixedly connected with a purification box;

the bottom fixedly connected with liquid reserve tank of heat transfer case, the both sides of liquid reserve tank are a set of water distributor pipe of fixedly connected with respectively, the inside fixedly connected with heat exchanger fin of heat transfer case, the heat exchanger fin runs through the top of heat transfer case and extends to the inside of liquid reserve tank.

Preferably, the heat exchange fins in the heat exchange box are arranged at equal intervals, and the water guide valve pipe is communicated with the inside of the liquid storage box.

Preferably, the outside of heat exchanger fin is provided with the lift frame, the inside fixedly connected with rubber scraper of lift frame, rubber scraper and heat exchanger fin swing joint, one side fixedly connected with connecting plate of lift frame, the opposite side fixedly connected with thread bush of lift frame, the both sides of heat exchange incasement portion swing joint have a set of threaded rod respectively, the threaded rod runs through the top of heat exchange case and extends to the outside fixedly connected with link sprocket of heat exchange case, the top fixedly connected with runner of link sprocket, the inside swing joint of link sprocket has drive chain, the bottom fixedly connected with cinder notch of heat exchange case one side.

Preferably, the threaded sleeve is movably connected with the threaded rod, and the central line of the linkage chain wheel and the central line of the threaded rod are on the same vertical plane.

Preferably, the top swing joint of purifying box has the apron, the fixed frame of bottom fixedly connected with of apron, the inside fixedly connected with active carbon filter screen of fixed frame, one side fixedly connected with gas outlet of purifying box, the inside one side fixedly connected with fan of gas outlet, the sealed pad of bottom fixedly connected with of apron, sealed pad and purifying box swing joint.

Preferably, the central line of the fixed frame and the central line of the activated carbon filter screen are on the same vertical plane.

Preferably, the fixing frames at the bottom end of the cover plate are arranged at equal intervals.

Compared with the prior art, the beneficial effects of the utility model are that: the waste heat recoverer for the power generation system not only realizes quick heat exchange and can clean the heat exchange assembly, but also can filter flue gas;

(1) By arranging the heat exchange fins, the liquid storage box and the water guide valve pipe, when heat exchange is carried out, high-temperature flue gas is guided into the heat exchange box from the smoke inlet valve pipe on one side of the heat exchange box, when the high-temperature flue gas contacts the heat exchange fins in the heat exchange box, the heat exchange fins can rapidly conduct heat energy downwards and conduct the heat energy to the inside of the liquid storage box, water in the liquid storage box rapidly absorbs the heat energy to recover the heat energy, hot water can be conveniently collected through the water guide valve pipe, and the heat energy can be rapidly guided out for collection;

(2) After the device is used for a long time, the top runner can be rotated to drive the linkage sprocket to rotate, the linkage sprocket drives two groups of threaded rods to synchronously rotate through the internal transmission chain while rotating, the threaded rods drive the lifting frame to descend through the external threaded sleeve, and the lifting frame drives the internal rubber scraper to be attached to the heat exchange fins to move outwards to hang down particles, dirt and the like attached to the heat exchange fins, so that the heat conduction efficiency of the heat exchange fins is kept, and the heat exchange fins can be conveniently cleaned;

(3) Through being provided with the purifying box, the active carbon filter screen, the fan, the gas outlet, fixed frame, apron and sealed pad, after the heat transfer is accomplished in the inside of heat transfer case to the flue gas, open and lead the inside of cigarette valve pipe with its leading-in purifying box, restart fan drives the flue gas to the side motion, the flue gas is when the inside of fixed frame, the active carbon filter screen of fixed frame inside can filter the flue gas, particulate matter filtering wherein, and can open the apron regularly and clear up the active carbon filter screen of bottom, thereby guarantee filtration efficiency, realized can filtering the back and discharge again to the flue gas.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic top view of the lifting frame of the present invention;

fig. 3 is an enlarged partial sectional view of the utility model at a in fig. 1;

fig. 4 is the utility model discloses a fixed frame looks sideways at the structural sketch map.

In the figure: 1. a heat exchange box; 2. a heat exchanger fin; 3. a lifting frame; 4. a connecting plate; 5. a drive chain; 6. a rotating wheel; 7. a link sprocket; 8. a threaded sleeve; 9. a smoke inlet valve pipe; 10. a threaded rod; 11. a slag discharge port; 12. a liquid storage tank; 13. a water manifold; 14. a smoke guide valve pipe; 15. a purification box; 16. an active carbon filter screen; 17. a fan; 18. an air outlet; 19. a fixing frame; 20. a cover plate; 21. a gasket; 22. a rubber scraper.

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.

Example 1: referring to fig. 1-4, a waste heat recoverer for a power generation system comprises a heat exchange box 1 and a liquid storage box 12, wherein one side of the heat exchange box 1 is fixedly connected with a smoke inlet valve pipe 9, the other side of the heat exchange box 1 is fixedly connected with a smoke guide valve pipe 14, and one side of the smoke guide valve pipe 14 is fixedly connected with a purification box 15;

the bottom end of the heat exchange box 1 is fixedly connected with a liquid storage box 12, two sides of the liquid storage box 12 are respectively and fixedly connected with a group of water guide valve pipes 13, the interior of the heat exchange box 1 is fixedly connected with heat exchange fins 2, and the heat exchange fins 2 penetrate through the top end of the heat exchange box 1 and extend into the interior of the liquid storage box 12;

the heat exchange fins 2 in the heat exchange box 1 are arranged at equal intervals, and the water guide valve pipe 13 is communicated with the inside of the liquid storage box 12;

specifically, as shown in fig. 1 and fig. 3, when carrying out the heat transfer, with the leading-in inside to heat transfer case 1 of high temperature flue gas from the cigarette valve pipe 9 that advances of heat transfer case 1 one side, the high temperature flue gas is when contacting heat transfer piece 2 inside heat transfer case 1, heat transfer piece 2 can be with the quick downward conduction of heat energy, and conduct to inside liquid reserve tank 12, the inside water of liquid reserve tank 12 absorbs heat energy fast and realizes the recovery of heat energy, and can be through the convenient hot water of collection of water guide valve pipe 13, it can derive heat energy fast and collect to have realized.

Example 2: the heat exchange plate comprises a heat exchange plate 2, and is characterized in that a lifting frame 3 is arranged outside the heat exchange plate 2, a rubber scraper 22 is fixedly connected inside the lifting frame 3, the rubber scraper 22 is movably connected with the heat exchange plate 2, a connecting plate 4 is fixedly connected to one side of the lifting frame 3, a threaded sleeve 8 is fixedly connected to the other side of the lifting frame 3, a group of threaded rods 10 are respectively and movably connected to two sides inside the heat exchange box 1, the threaded rods 10 penetrate through the top end of the heat exchange box 1 and extend to the outside of the heat exchange box 1 and are fixedly connected with a linkage chain wheel 7, a rotating wheel 6 is fixedly connected to the top end of the linkage chain wheel 7, a transmission chain 5 is movably connected inside the linkage chain wheel 7, and a deslagging port 11 is fixedly connected to the bottom end of one side of the heat exchange box 1;

the threaded sleeve 8 is movably connected with a threaded rod 10, and the central line of the linkage chain wheel 7 and the central line of the threaded rod 10 are on the same vertical plane;

specifically, as shown in fig. 1, fig. 2 and fig. 3, after the device is used for a long time, the runner 6 that can rotate the top drives the linkage sprocket 7 and rotates, the linkage sprocket 7 drives two sets of threaded rods 10 to rotate synchronously through the inside drive chain 5 while rotating, the threaded rod 10 drives the lifting frame 3 to descend through the outside threaded sleeve 8, the lifting frame 3 drives the inside rubber scraper 22 to be attached to the heat exchanger fin 2 at the outside motion of the heat exchanger fin 2, and attached particles, dirt and the like are hung down, so that the heat conduction efficiency of the heat exchanger fin 2 is maintained, and the heat exchanger fin 2 can be conveniently cleaned.

Example 3: the top end of the purification box 15 is movably connected with a cover plate 20, the bottom end of the cover plate 20 is fixedly connected with a fixing frame 19, an active carbon filter screen 16 is fixedly connected inside the fixing frame 19, one side of the purification box 15 is fixedly connected with an air outlet 18, one side inside the air outlet 18 is fixedly connected with a fan 17, the bottom end of the cover plate 20 is fixedly connected with a sealing gasket 21, and the sealing gasket 21 is movably connected with the purification box 15;

the central line of the fixed frame 19 and the central line of the activated carbon filter screen 16 are on the same vertical plane, and the fixed frames 19 at the bottom end of the cover plate 20 are arranged at equal intervals;

specifically, as shown in fig. 1 and 4, after the heat exchange of the flue gas is completed inside the heat exchange box 1, the flue gas guiding valve pipe 14 is opened to guide the flue gas into the inside of the purification box 15, the fan 17 is restarted to drive the flue gas to move to one side, and the flue gas passes through the inside of the fixing frame 19, the activated carbon filter screen 16 inside the fixing frame 19 can filter the flue gas, filter particulate matters therein, and the cover plate 20 can be periodically opened to clean the activated carbon filter screen 16 at the bottom end, thereby ensuring the filtering efficiency, and realizing the purpose of filtering the flue gas and then discharging the flue gas.

The working principle is as follows: the utility model discloses when using, at first, with the leading-in inside to heat transfer case 1 of high temperature flue gas from the cigarette inlet valve pipe 9 of 1 one side of heat transfer case, the high temperature flue gas is when contacting heat transfer case 1 inside heat exchanger fin 2, heat exchanger fin 2 can be with the quick downward conduction of heat energy, and conduct to inside liquid storage box 12, the inside water of liquid storage box 12 absorbs heat energy fast and realizes the recovery of heat energy, and can be through the convenient collection hot water of water guide valve pipe 13, after the heat transfer is accomplished to the inside of heat transfer case 1 to the flue gas, open and lead inside that cigarette valve pipe 14 with its leading-in purifying box 15, restart fan 17 drives the flue gas to one side motion, the flue gas is when the inside through fixed frame 19, the inside active carbon filter screen 16 of fixed frame 19 can filter the flue gas, with the particulate matter filtering, and can open apron 20 and clear up the active carbon filter screen 16 of bottom, thereby guarantee filtration efficiency, and after the long-time use of the device, runner 6 that can rotate the top drives linkage 7 and rotates, drive the linkage sprocket 7 when 7 rotates through the transmission chain 5 of inside, and drive the outside screw rod that the heat transfer case 10 drives heat conduction piece that the heat conduction screw rod that the heat transfer case 2 descends in step-up and heat conduction piece 2, thereby the heat conduction piece that the heat conduction efficiency that the heat transfer case 2 descends in-up and down that the outside drives, the heat transfer case 2, and lower part of the heat conduction of the heat transfer case 2, and lower part, the heat conduction efficiency of the heat transfer case, the heat exchange case is descended, the heat transfer case, the heat exchange case, the heat conduction efficiency of the heat exchange case is hung 3, the heat conduction efficiency of the heat exchange case, the heat exchange case is lowered.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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. A waste heat recoverer for a power generation system comprises a heat exchange box (1) and a liquid storage box (12), and is characterized in that: a smoke inlet valve pipe (9) is fixedly connected to one side of the heat exchange box (1), a smoke guide valve pipe (14) is fixedly connected to the other side of the heat exchange box (1), and a purification box (15) is fixedly connected to one side of the smoke guide valve pipe (14);

the bottom fixedly connected with liquid reserve tank (12) of heat transfer case (1), the both sides of liquid reserve tank (12) are a set of water guide valve pipe (13) of fixedly connected with respectively, the inside fixedly connected with heat exchanger fin (2) of heat transfer case (1), heat exchanger fin (2) run through the top of heat transfer case (1) and extend to the inside of liquid reserve tank (12).

2. The waste heat recoverer of claim 1, wherein: the heat exchange fins (2) in the heat exchange box (1) are arranged at equal intervals, and the water guide valve pipe (13) is communicated with the inside of the liquid storage box (12).

3. A recuperator for a power generation system as in claim 1, wherein: the outside of heat exchanger fin (2) is provided with elevator frame (3), inside fixedly connected with rubber scraper (22) of elevator frame (3), rubber scraper (22) and heat exchanger fin (2) swing joint, one side fixedly connected with connecting plate (4) of elevator frame (3), opposite side fixedly connected with thread bush (8) of elevator frame (3), the inside both sides of heat exchanger box (1) swing joint respectively have a set of threaded rod (10), threaded rod (10) run through the top of heat exchanger box (1) and extend to outside fixedly connected with link sprocket (7) of heat exchanger box (1), the top fixedly connected with runner (6) of link sprocket (7), the inside swing joint of link sprocket (7) has drive chain (5), bottom fixedly connected with row cinder notch (11) of heat exchanger box (1) one side.

4. A recuperator for a power generation system as claimed in claim 3, wherein: the threaded sleeve (8) is movably connected with the threaded rod (10), and the center line of the linkage chain wheel (7) and the center line of the threaded rod (10) are on the same vertical plane.

5. A recuperator for a power generation system as in claim 1, wherein: the top swing joint of purifying box (15) has apron (20), the fixed frame of bottom fixedly connected with (19) of apron (20), the inside fixedly connected with active carbon filter screen (16) of fixed frame (19), one side fixedly connected with gas outlet (18) of purifying box (15), one side fixedly connected with fan (17) of gas outlet (18) inside, the sealed pad of bottom fixedly connected with (21) of apron (20), sealed pad (21) and purifying box (15) swing joint.

6. The waste heat recoverer for a power generation system according to claim 5, wherein: the central line of the fixed frame (19) and the central line of the active carbon filter screen (16) are on the same vertical plane.

7. The waste heat recoverer of claim 5, wherein: the fixed frames (19) at the bottom end of the cover plate (20) are arranged at equal intervals.