CN203672155U

CN203672155U - Heat pipe type kiln discharge waste heat utilization system

Info

Publication number: CN203672155U
Application number: CN201320725193.8U
Authority: CN
Inventors: 李建民
Original assignee: Chengdu Aonengpu Technology Co Ltd
Current assignee: Chengdu Aonengpu Technology Co Ltd
Priority date: 2013-11-17
Filing date: 2013-11-17
Publication date: 2014-06-25
Anticipated expiration: 2023-11-17

Abstract

The utility model provides a heat pipe type kiln discharge waste heat utilization system. The heat pipe type kiln discharge waste heat utilization system comprises at least one kiln and a container, wherein the container is arranged outside a kiln discharge port and is located on a discharge passageway or a conveying container, at least two cavities are arranged in the container, one cavity is a fluid cavity, the other is a heat pipe cavity, a fluid inlet and a fluid outlet are formed in the fluid cavity, one end of a heat pipe is arranged in the fluid cavity, the other end of the heat pipe is arranged in the heat pipe cavity, the heat pipe cavity is arranged around the discharge passageway or in the conveying container, so that heat energy of discharge is absorbed and then is transmitted to the fluid cavity through the heat pipe, and heat exchange between the heat energy and fluid is achieved through the fluid cavity. According to the heat pipe type kiln discharge waste heat utilization system, heat exchange is conducted between the discharge of the kiln and the heat pipe, the heat energy of the high-temperature discharge is recovered through the heat pipe, recovery and utilization of the heat energy are achieved through fluid heat exchange, and high-temperature, large-scale, low-cost and high-efficiency recovery of high-temperature waste heat of the kiln is achieved.

Description

A kind of heat pipe-type kiln effluent bootstrap system

Technical field

The utility model relates to heat energy utilization, particularly utilizes heat storage to reclaim the method for kiln high-temperature residual heat.

Background technology

Industrial Stoves have a lot of effluents, and as the slag of steel mill, it exists a large amount of waste heats, but prior art cannot be recycled its waste heat.

At present only can utilize water to realize the cooling to slag, and then reclaim the heat energy of flushing cinder water, but the temperature of flushing cinder water is only 60-90 degree, cannot realize the utilization of high temperature.

In fact effluent slag temperature can reach 300-800 degree, how waste heat is reclaimed and to be incited somebody to action, and has technical problem.

The effluent slags of Industrial Stoves etc., and the mine tailing that forms of various mine development, piled up as above, and dangerous hidden danger, and how effectively economic utilization will be a problem that needs very solve.

Existing two class effluent treating methods, a kind of is that the conduit that effluent is arranged on kiln mouth flows, simultaneously to spray water in mobile effluent, lowered the temperature and decomposed, another is that effluent is put in a container, in boxcar, by automobile or railcar, vexed can container is transported to other regions, but be only to have realized cooling and transport, there is no the recovery of high temperature heat.

Same can, for production lines such as wire rod, steel rolling, steel billets, be all scope of the present utility model as long as the high temperature heat of kiln effluent reclaims.

Summary of the invention

The purpose of this utility model is to provide one and utilizes hot pipe technique to realize kiln effluent high temperature to recycle, and can realize the high-temperature residual heat of high temperature, extensive, low cost, high efficiency recovery kiln, and is suitable for the accumulation of heat of the temperature of 10-1500 degree.The utility model adopts kiln effluent and heat pipe is carried out to heat exchange, reclaims the heat energy of high temperature effluent by heat pipe, after fluid heat transfer is realized to recovery and the utilization of heat energy.

Concrete summary of the invention is as follows:

Heat utilization system is held in the heat exchange of a kind of heat pipe-type kiln effluent solid grain piece heat energy, comprises kiln, effluent, and container, fluid, heat pipe, insulation material, is characterized in that:

At least one kiln and a container, kiln effluent mouth outer setting has a container, and this container is arranged on the runner or cask of effluent;

In container, be at least provided with at least two cavitys, one is fluid chamber, another is heat pipe cavity, is provided with import and the outlet of fluid in fluid chamber, and one end of heat pipe is arranged on fluid chamber, the other end is arranged on heat pipe cavity, heat pipe cavity is arranged in effluent runner around or on cask, by the heat absorption of effluent, then by heat pipe, heat transfer is arrived to fluid chamber, and by fluid chamber and fluid heat transfer, realize the recycling of heat energy.

Also be provided with a storage heater, storage heater and container carry out heat exchange, realize heat energy is stored.

Heat pipe is one or more in gravity assisted heat pipe, circulating heat pipe, oscillating heat pipe;

According to the temperature of the effluent of kiln, select the working media temperature of heat pipe between 30-1200 degree, to carry out work.

Fluid is one or more in liquid, fuse salt, liquid metal, nano-fluid, plasma, supercritical fluid.

Described kiln be boiler, in or the kiln in coreless induction furnace stove, steel plant and chemical plant, its effluent is one or more of cinder, steel slag and iron slag, chemical industry effluent.

On container, be provided with processing unit (plant), effluent can be processed into particle or powder, and then effluent is put in container.

Effluent runner design becomes " Z " subtype, spirality, archimedes curve, helix, parabola shaped one or a combination set of.

Heat pipe cavity be arranged in effluent runner around time heat pipe reclaim heat energy select from following one or more:

A, heat pipe is arranged on to the bottom of cinder-flushing groove, the evaporation ends of heat pipe is arranged on cinder-flushing groove and with effluent and contacts, and effluent flows in the cinder-flushing groove of the evaporation ends shell body composition of heat pipe;

B, heat pipe is arranged on to the top of cinder-flushing groove, the evaporation ends of heat pipe is arranged on cinder-flushing groove top, and effluent flows at the evaporation ends outer casing bottom of heat pipe, and heat pipe is realized by radiation heat transfer and the thermal energy exchange of effluent;

C, heat pipe is arranged on to the side of cinder-flushing groove, the evaporation ends of heat pipe is arranged on cinder-flushing groove side, and effluent is in the evaporation ends shell side flow of heat pipe, and heat pipe is by the thermal energy exchange of radiation and heat conduction heat exchange realization and effluent.

When heat pipe cavity is arranged on effluent cask heat pipe reclaim heat energy select from following one or more:

A, heat pipe is arranged on to the bottom of cask, the evaporation ends of heat pipe is arranged on cask bottom and contacts with effluent;

B, heat pipe is arranged on to the top of cask, the evaporation ends of heat pipe is arranged on cask top, and heat pipe is realized by radiation heat transfer and the thermal energy exchange of effluent;

C, heat pipe is arranged on to the side of cask, the evaporation ends of heat pipe is arranged on cask side, and heat pipe is by the thermal energy exchange of radiation and heat conduction heat exchange realization and effluent.

Adopt the technical solution of the utility model can produce following beneficial effect:

1, the utility model employing heat storage has been realized the high-temperature residual heat of high temperature kiln effluent has been reclaimed.

2, the utility model can effectively utilize mine tailing and slag to realize the production of heat-storing material, and resource can be effectively used.

3, the utility model can be applied to mobile accumulation of heat, after waste heat can being reclaimed, be transported to need region after utilize.

Brief description of the drawings

Fig. 1 is the heat pipe bootstrap system schematic diagram on effluent runner.

Fig. 2 is the heat pipe waste heat bootstrap system schematic diagram of the vexed tank of transport.

Number in the figure implication:

1: kiln, 2: effluent outlet, 3: effluent, 4: effluent runner, 5: container outlet, 6: container import, 7: heat pipe evaporation ends, 8: container, 9: condensation end of heat pipe, 10: effluent transports vexed tank.

Detailed description of the invention

Heat pipe bootstrap system on embodiment 1, effluent runner

Effluent outlet 2 on the kiln 1 of Fig. 1 is discharged to effluent 3 on runner 4, around runner, bottom arranges the evaporation ends 7 of heat pipe, the condensation end 9 of multiple heat pipes is arranged in container 8, on container, be provided with import 6 and outlet 5, heat pipe transfers heat to the condensation end 9 of heat pipe after the heat energy of effluent is absorbed by the evaporation ends of heat pipe, condensation end is arranged in container, fluid enters in container from the import of container, flow out to outside from outlet again, condensation end of heat pipe and fluid carry out heat exchange, realize the application of the heat energy of effluent.

Embodiment 2, transport the heat pipe waste heat bootstrap system of vexed tank

Effluent outlet 2 on kiln 1 in Fig. 2 is discharged to effluent 3 in the vexed tank 10 of transport, the vexed tank interior bottom portion of transport and around the evaporation ends 7 of heat pipe is set, the condensation end 9 of multiple heat pipes is arranged in the vexed tank 8 of transport, transport and on vexed tank, be provided with import 6 and outlet 5, heat pipe transfers heat to the condensation end 9 of heat pipe after the heat energy of effluent is absorbed by the evaporation ends of heat pipe, condensation end is arranged in container, fluid enters in the vexed tank of transport from transporting the import of vexed tank, flow out to outside from outlet again, condensation end of heat pipe and fluid carry out heat exchange, realize the application of the heat energy of effluent.

According to theory and structure of the present utility model, can design other case study on implementation, as long as meet theory and structure of the present utility model, all belong to enforcement of the present utility model.

Claims

1. a heat pipe-type kiln effluent bootstrap system, comprises kiln, effluent, and container, fluid, heat pipe, insulation material, is characterized in that:

At least one kiln and a container, kiln effluent mouth outer setting has a container, and this container is arranged on the runner of effluent or transports on vexed tank;

In container, be at least provided with at least two cavitys, one is fluid chamber, another is heat pipe cavity, is provided with import and the outlet of fluid in fluid chamber, and one end of heat pipe is arranged on fluid chamber, the other end is arranged on heat pipe cavity, heat pipe cavity is arranged in effluent runner around or transports on vexed tank, by the heat absorption of effluent, then by heat pipe, heat transfer is arrived to fluid chamber, and by fluid chamber and fluid heat transfer, realize the recycling of heat energy.

2. a kind of heat pipe-type kiln effluent bootstrap system according to claim 1, is characterized in that: be also provided with a storage heater, storage heater and container carry out heat exchange, realizes heat energy is stored.

3. a kind of heat pipe-type kiln effluent bootstrap system according to claim 1, is characterized in that: heat pipe is one or more in gravity assisted heat pipe, circulating heat pipe, oscillating heat pipe.

4. a kind of heat pipe-type kiln effluent bootstrap system according to claim 1, is characterized in that: according to the temperature of the effluent of kiln, select the working media temperature of heat pipe between 30-1200 degree, to carry out work.

5. a kind of heat pipe-type kiln effluent bootstrap system according to claim 1, is characterized in that: fluid is one or more in liquid, fuse salt, liquid metal, nano-fluid, plasma, supercritical fluid.

6. a kind of heat pipe-type kiln effluent bootstrap system according to claim 1, it is characterized in that: described kiln be boiler, in or the kiln in coreless induction furnace stove, steel plant and chemical plant, its effluent is one or more of cinder, steel slag and iron slag, chemical industry effluent.

7. a kind of heat pipe-type kiln effluent bootstrap system according to claim 1, is characterized in that: on container, be provided with processing unit (plant), effluent can be processed into particle or powder, and then effluent is put in container.

8. a kind of heat pipe-type kiln effluent bootstrap system according to claim 1, is characterized in that: effluent runner design becomes " Z " subtype, spirality, archimedes curve, helix, parabola shaped one or a combination set of.

9. according to a kind of heat pipe-type kiln effluent bootstrap system described in claim 1 or 8, it is characterized in that: heat pipe cavity be arranged in effluent runner around time heat pipe reclaim heat energy select from following one or more:

10. a kind of heat pipe-type kiln effluent bootstrap system according to claim 1, is characterized in that: when heat pipe cavity is arranged on effluent cask heat pipe reclaim heat energy select from following one or more: