CN212902839U

CN212902839U - Waste heat recovery packed tower

Info

Publication number: CN212902839U
Application number: CN202021650746.4U
Authority: CN
Inventors: 段郝; 崔延维
Original assignee: Shandong Xinzhongfu Chemical Equipment Co ltd
Current assignee: Shandong Xinzhongfu Chemical Equipment Co ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-04-06
Anticipated expiration: 2030-08-11

Abstract

The utility model discloses a waste heat recovery filled tower, concretely relates to waste heat recovery technical field, including tower body and inlet flue, one side of tower body is provided with into the flue, the inside one side of tower body is provided with filtration, the inside intermediate position department of tower body is provided with the packing layer, the top of packing layer is provided with the dog-house, the inside opposite side of tower body is provided with circulation heat transfer mechanism, the opposite side of tower body is provided with the outlet flue, the bottom of tower body is provided with protective structure, protective structure includes the protection base. The utility model discloses a be provided with filter, doctor board, filter screen and desulfurization hole, the flue gas is from entering the tower body in the mouth of a chimney, earlier through the filter, filters great particulate matter in to the flue gas through the filter screen, passes through the inside desulfurization hole of doctor board again, carries out preliminary desulfurization treatment to the flue gas, and harmful component is got rid of in the exhaust flue gas after the heat transfer is finished like this, plays the environmental protection.

Description

Waste heat recovery packed tower

Technical Field

The utility model relates to a waste heat recovery technical field specifically is a waste heat recovery packed tower.

Background

With the enhancement of environmental awareness and the continuous development and progress of environmental protection technology, various factories gradually use waste heat recovery devices to utilize energy, particularly heat energy, the waste heat recovery devices on the market generally adopt two operation modes of direct heat exchange and flue gas heat exchange, the waste heat recovery packed tower is provided with a packing layer to enhance the heat exchange stability, and the waste heat recovery packed tower on the market still has a plurality of parts to be improved.

In the process of implementing the present invention, the inventor finds that at least the following problems exist in the prior art and are not solved:

(1) the traditional waste heat recovery packed tower is easy to generate vibration due to impact in the heat exchange process, and is easy to generate abrasion to a tower body and noise pollution when placed on the ground;

(2) the flue gas directly discharged by the traditional waste heat recovery packed tower is not treated, contains a large amount of toxic components and pollutes the environment;

(3) traditional waste heat recovery packed tower heat transfer is inhomogeneous, and heat exchange efficiency is low, the circulation heat transfer of being not convenient for, unable make full use of energy.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waste heat recovery packed tower to propose easy wearing and tearing in solving above-mentioned background art, and produce noise pollution's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a waste heat recovery packed tower comprises a tower body and a smoke inlet, wherein the smoke inlet is formed in one side of the tower body, a filtering structure is arranged in one side of the interior of the tower body, a packing layer is arranged in the middle of the interior of the tower body, a feeding port is formed in the top end of the packing layer, a circulating heat exchange mechanism is arranged in the other side of the interior of the tower body, a smoke outlet is formed in the other side of the tower body, and a protection structure is arranged at the bottom end of the tower body;

protective structure includes the protection base, the protection base all sets up the bottom at the tower body, the top of protection base is provided with the retaining ring, the inboard top of retaining ring evenly is provided with powerful spring, powerful spring's top all is provided with the backup pad, powerful spring's top and bottom all are provided with the guide block.

Preferably, the strong springs are all the same in size and are arranged in a ring shape on the inner side of the protective ring.

Preferably, the filtration comprises filter, desulfurization board, filter screen and desulfurization hole, filter and desulfurization board set gradually in the inside one side of tower body, the inside of filter is provided with the filter screen, the inside of desulfurization board evenly is provided with the desulfurization hole, the inside packing in desulfurization hole has the desulfurizer.

Preferably, the thickness of the filter plate is the same as that of the desulfurization plate, and the desulfurization holes are arranged at equal intervals in the desulfurization plate.

Preferably, circulation heat transfer mechanism comprises driving motor, mount, hollow rotating shaft, circulating pipe, shower nozzle, circulating pump, delivery port and header tank, mount fixed connection is at the opposite side on tower body top, the top of mount is provided with driving motor, driving motor's output passes through the hollow rotating shaft of shaft coupling fixedly connected with, the bottom of hollow rotating shaft is provided with the shower, the bottom of shower evenly is provided with the shower nozzle, header tank fixed connection is in the bottom of the inside opposite side of tower body, one side of header tank is provided with the delivery port, the one end of header tank is provided with the circulating pump, the output and the input of circulating pump all are provided with the circulating pipe, hollow rotating shaft and header tank are linked together through the circulating pipe.

Preferably, one end of the circulating pipe is provided with a rotary joint, and the circulating pipe is fixedly connected with the hollow rotating shaft through the rotary joint.

Compared with the prior art, the beneficial effects of the utility model are that: the waste heat recovery packed tower not only realizes difficult abrasion, reduces noise, realizes filtration and desulfurization of flue gas, but also realizes uniform heat exchange, improves the heat exchange efficiency, and saves energy by circulating heat exchange;

(1) by arranging the protective ring, the protective base, the strong spring, the supporting plate and the guide block, when the packed tower is in operation, the inner part is unstable due to heat exchange, the tower body is directly placed on the ground and is easy to wear due to vibration, the noise is high, the tower body is supported by the supporting plate, the strong spring can buffer the tower body by utilizing the elastic expansion of the strong spring, the guide block can prevent the deformation of the strong spring when the strong spring expands and contracts, the protective ring protects the tower body, so that the tower body is not directly contacted with the ground, the vibration noise is reduced, the wear of the tower body is reduced, and the service life of the device is;

(2) through the arrangement of the filter plate, the desulfurization plate, the filter screen and the desulfurization holes, the flue gas enters the tower body from the smoke inlet, firstly passes through the filter plate, filters larger particles in the flue gas through the filter screen, and then passes through the desulfurization holes in the desulfurization plate to carry out primary desulfurization treatment on the flue gas, so that harmful ingredients in the flue gas discharged after heat exchange are removed, and the environment-friendly effect is achieved;

(3) by arranging the driving motor, the fixing frame, the hollow rotating shaft, the circulating pipe, the spraying pipe, the spray nozzle, the circulating pump, the water outlet and the water collecting tank, smoke is drifted to the other side in the tower body through the packing layer, so that the influence of eddy current formed in the tower body due to direct heat exchange on the heat exchange stability can be avoided, the water outlet can be externally connected with the water inlet pipe or the water outlet pipe, the circulating pump is started, cold water is pumped into the hollow rotating shaft from the inside of the water collecting tank through the circulating pipe, the driving motor is started, the output end of the driving motor drives the hollow rotating shaft to rotate through the coupler so as to drive the spraying pipe to rotate, the cold water is continuously sprayed downwards by the spray nozzle in a rotating way and is subjected to large-area uniform heat exchange with the smoke, the cold water is, the flue gas is discharged from the flue gas outlet, so that uniform circulating heat exchange is realized, the heat exchange efficiency is improved, and the heat energy is fully utilized.

Drawings

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

FIG. 2 is a schematic side view of the protective structure of the present invention;

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

FIG. 4 is a side view cross-sectional structural diagram of the filter plate of the present invention;

fig. 5 is a schematic side view of the desulfurization plate of the present invention.

In the figure: 1. a tower body; 2. a filter structure; 201. a filter plate; 202. a desulfurization plate; 203. filtering with a screen; 204. a desulfurization hole; 3. a feeding port; 4. a filler layer; 5. a circulating heat exchange mechanism; 501. a drive motor; 502. a fixed mount; 503. a hollow rotating shaft; 504. a circulation pipe; 505. a shower pipe; 506. a spray head; 507. a circulation pump; 508. a water outlet; 509. a water collection tank; 6. a smoke outlet; 7. a guard ring; 8. a protective base; 9. a smoke inlet; 10. a strong spring; 11. a support plate; 12. and a guide block.

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. 1-5, a waste heat recovery packed tower comprises a tower body 1 and a smoke inlet 9, wherein the smoke inlet 9 is arranged on one side of the tower body 1, a filter structure 2 is arranged on one side inside the tower body 1, a packing layer 4 is arranged in the middle of the inside of the tower body 1, a feed inlet 3 is arranged at the top end of the packing layer 4, a circulating heat exchange mechanism 5 is arranged on the other side inside the tower body 1, a smoke outlet 6 is arranged on the other side of the tower body 1, and a protective structure is arranged at the bottom end of the tower body 1;

referring to fig. 1-5, the waste heat recovery packed tower further comprises a protection structure, wherein the protection structure comprises protection bases 8, the protection bases 8 are all arranged at the bottom end of the tower body 1, a protection ring 7 is arranged at the top end of each protection base 8, strong springs 10 are uniformly arranged at the top ends of the inner sides of the protection rings 7, supporting plates 11 are arranged at the top ends of the strong springs 10, and guide blocks 12 are arranged at the top ends and the bottom ends of the strong springs 10;

the size of the strong springs 10 is the same, and the strong springs 10 are annularly arranged on the inner side of the protective ring 7;

specifically, as shown in fig. 1 and fig. 2, the packed tower is when the function, lead to inside unstability because of the heat transfer, tower body 1 directly places subaerial easy wearing and tearing because of vibrations production, the noise is great, support tower body 1 through backup pad 11, powerful spring 10 utilizes self elasticity to stretch out and draw back, can cushion tower body 1, guide block 12 can prevent that powerful spring 10 from warping when flexible, guard ring 7 protects tower body 1, make tower body 1 not direct and ground contact, thereby reduce the vibration noise, reduce the wearing and tearing of tower body 1, extension fixture's life.

Example 2: the filter structure 2 consists of a filter plate 201, a desulfurization plate 202, a filter screen 203 and desulfurization holes 204, the filter plate 201 and the desulfurization plate 202 are sequentially arranged on one side inside the tower body 1, the filter screen 203 is arranged inside the filter plate 201, the desulfurization holes 204 are uniformly arranged inside the desulfurization plate 202, and a desulfurizer is filled inside the desulfurization holes 204;

the thickness of the filter plate 201 is the same as that of the desulfurization plate 202, and the desulfurization holes 204 are arranged in the desulfurization plate 202 at equal intervals;

specifically, as shown in fig. 1, 4 and 5, the flue gas enters the tower body 1 from the flue gas inlet 9, firstly passes through the filter 201, filters larger particulate matters in the flue gas through the filter screen 203, and then passes through the inside desulfurization holes 204 of the desulfurization plate 202 to carry out preliminary desulfurization treatment on the flue gas, so that harmful components in the flue gas discharged after the heat exchange are removed, and the environment-friendly effect is achieved.

Example 3: the circulating heat exchange mechanism 5 consists of a driving motor 501, a fixing frame 502, a hollow rotating shaft 503, a circulating pipe 504, a spraying pipe 505, a spray head 506, a circulating pump 507, a water outlet 508 and a water collecting tank 509, the fixed frame 502 is fixedly connected to the other side of the top end of the tower body 1, the top end of the fixed frame 502 is provided with the driving motor 501, the type of the driving motor 501 can be Y90S-2, the output end of the driving motor 501 is fixedly connected with the hollow rotating shaft 503 through the coupler, the bottom end of the hollow rotating shaft 503 is provided with the spray pipe 505, the bottom end of the spray pipe 505 is uniformly provided with the spray heads 506, the water collection tank 509 is fixedly connected to the bottom end of the other side in the tower body 1, one side of the water collection tank 509 is provided with the water outlet 508, one end of the water collection tank 509 is provided with the circulating pump 507, the type of the circulating pump 507 can be ISGD, the output end and;

one end of the circulating pipe 504 is provided with a rotary joint, and the circulating pipe 504 is fixedly connected with the hollow rotating shaft 503 through the rotary joint;

specifically, as shown in fig. 1 and fig. 3, the flue gas flows through the packing layer 4 and then flows to the other side inside the tower body 1, so that the problem that the heat exchange stability is affected by the vortex formed by the direct heat exchange inside the tower body 1 can be avoided, the water outlet 508 can be externally connected with a water inlet pipe or a water outlet pipe, the circulating pump 507 is started, cold water is pumped into the hollow rotating shaft 503 from the inside of the water collecting tank 509 through the circulating pipe 504, the driving motor 501 is started, the output end of the driving motor 501 drives the hollow rotating shaft 503 to rotate through the coupler, so as to drive the spraying pipe 505 to rotate, the cold water is continuously sprayed downwards by the spraying nozzle 506 in a rotating manner, large-area uniform heat exchange is performed with the flue gas, the cold water is heated up by collision, falls into the water collecting tank 509, and is pumped out by the circulating pump 507, heat exchange is performed in a, the heat exchange efficiency is improved, and the heat energy is fully utilized.

The working principle is as follows: the utility model discloses when using, at first, the packed tower is when the function, lead to inside unstability because of the heat transfer, tower body 1 directly places subaerial easy production wearing and tearing because of vibrations, the noise is great, support tower body 1 through backup pad 11, strong spring 10 utilizes self elasticity flexible, can cushion tower body 1, guide block 12 can prevent to warp when strong spring 10 is flexible, retaining ring 7 protects tower body 1, make tower body 1 not direct and ground contact, thereby reduce vibration noise, reduce the wearing and tearing of tower body 1, the life of extension fixture.

Afterwards, the flue gas gets into in the tower body 1 from advancing smoke mouth 9, earlier through filter 201, filters great particulate matter in the flue gas through filter screen 203, and through the inside desulfurization hole 204 of desulfurization board 202 again, carries out preliminary desulfurization processing to the flue gas, harmful component is got rid of in the exhaust flue gas after the heat transfer is finished like this, plays the environmental protection effect.

Finally, the flue gas is drifted to the other side of the interior of the tower body 1 through the packing layer 4, so that the influence of vortex formed by direct heat exchange in the interior of the tower body 1 on the heat exchange stability can be avoided, the water outlet 508 can be externally connected with a water inlet pipe or a water outlet pipe, the circulating pump 507 is started, cold water is pumped into the interior of the hollow rotating shaft 503 from the interior of the water collecting tank 509 through the circulating pipe 504, the driving motor 501 is started, the output end of the driving motor 501 drives the hollow rotating shaft 503 to rotate through the coupler so as to drive the spraying pipe 505 to rotate, the cold water is continuously sprayed downwards in a rotating way by the spray nozzle 506 to perform large-area uniform heat exchange with the flue gas, the cold water is heated up to fall into the interior of the water collecting tank 509 by collision, and then is pumped out by the circulating pump 507 for circulating spraying heat exchange, the flue, the heat energy is fully utilized.

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.

Claims

1. The utility model provides a waste heat recovery packed tower, includes tower body (1) and advances cigarette mouth (9), its characterized in that: a smoke inlet (9) is formed in one side of the tower body (1), a filtering structure (2) is arranged in one side of the interior of the tower body (1), a packing layer (4) is arranged in the middle of the interior of the tower body (1), a feeding port (3) is formed in the top end of the packing layer (4), a circulating heat exchange mechanism (5) is arranged in the other side of the interior of the tower body (1), a smoke outlet (6) is formed in the other side of the tower body (1), and a protective structure is arranged at the bottom end of the tower body (1);

protective structure includes protection base (8), protection base (8) all set up the bottom at tower body (1), the top of protection base (8) is provided with guard ring (7), the inboard top of guard ring (7) evenly is provided with powerful spring (10), the top of powerful spring (10) all is provided with backup pad (11), the top and the bottom of powerful spring (10) all are provided with guide block (12).

2. The heat recovery packed tower of claim 1, wherein: the sizes of the strong springs (10) are the same, and the strong springs (10) are annularly arranged on the inner side of the protective ring (7).

3. The heat recovery packed tower of claim 1, wherein: filtration (2) comprise filter (201), desulfurization board (202), filter screen (203) and desulfurization hole (204), filter (201) and desulfurization board (202) set gradually in the inside one side of tower body (1), the inside of filter (201) is provided with filter screen (203), the inside of desulfurization board (202) evenly is provided with desulfurization hole (204), the inside packing of desulfurization hole (204) has the desulfurizer.

4. A heat recovery packed tower as recited in claim 3, wherein: the thickness of the filter plate (201) is the same as that of the desulfurization plate (202), and the desulfurization holes (204) are arranged in the desulfurization plate (202) at equal intervals.

5. The heat recovery packed tower of claim 1, wherein: the circulating heat exchange mechanism (5) is composed of a driving motor (501), a fixing frame (502), a hollow rotating shaft (503), a circulating pipe (504), a spraying pipe (505), a spraying head (506), a circulating pump (507), a water outlet (508) and a water collecting tank (509), wherein the fixing frame (502) is fixedly connected to the other side of the top end of the tower body (1), the driving motor (501) is arranged at the top end of the fixing frame (502), the output end of the driving motor (501) is fixedly connected with the hollow rotating shaft (503) through a coupler, the spraying pipe (505) is arranged at the bottom end of the hollow rotating shaft (503), the spraying head (506) is uniformly arranged at the bottom end of the spraying pipe (505), the water collecting tank (509) is fixedly connected to the bottom end of the other side inside the tower body (1), the water outlet (508) is arranged at one side of the water collecting, the output end and the input end of the circulating pump (507) are both provided with circulating pipes (504), and the hollow rotating shaft (503) is communicated with the water collecting tank (509) through the circulating pipes (504).

6. The heat recovery packed tower of claim 5, wherein: one end of the circulating pipe (504) is provided with a rotary joint, and the circulating pipe (504) is fixedly connected with the hollow rotating shaft (503) through the rotary joint.