CN212152389U

CN212152389U - Improved energy-saving heat treatment furnace

Info

Publication number: CN212152389U
Application number: CN202020688006.3U
Authority: CN
Inventors: 余星澎
Original assignee: Tianjin Tianyi Guangyuan Metal Technology Co ltd
Current assignee: Tianjin Tianyi Guangyuan Metal Technology Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2020-12-15
Anticipated expiration: 2030-04-29

Abstract

The utility model discloses an energy-conserving heat treatment furnace of improved generation, including heat treatment furnace main part and furnace gate, be equipped with feed inlet, coarse crushing mechanism, fine crushing mechanism, buffer gear, heat treatment device from top to bottom in the heat treatment furnace main part in proper order, buffer gear includes a plurality of crisscross buffer boards that set up in the unloading passageway each other, heat treatment device includes combustion chamber and processing chamber, is equipped with the wind dish in the combustion chamber, and the wind dish includes ring canal, air-supply line and a plurality of exhaust pipe, is equipped with the exhaust vent on a plurality of exhaust pipes, and is a plurality of exhaust pipe and ring canal intercommunication, heat treatment device are connected with turbo generator, and chargeable formula battery is connected to the turbo generator output, and fan is connected to chargeable formula battery power supply end, and fan air outlet and wind dish air intake intercommunication. The utility model aims at providing an energy-conserving heat treatment furnace of improved generation through the improvement to heat treatment furnace, has improved the waste heat in coal combustion efficiency and the make full use of flue gas, energy saving and emission reduction.

Description

Improved energy-saving heat treatment furnace

Technical Field

The utility model relates to a heat treatment furnace technical field especially relates to an energy-conserving heat treatment furnace of improved generation.

Background

The heat treatment furnace is a general term for an industrial furnace for performing various metal heat treatments on metal workpieces. The heat treatment furnace can adopt various furnace types of heating furnaces, the used heat sources comprise coal, coal gas, natural gas, fuel oil and electricity, and the hot air generated by the heat sources is used for carrying out hot processing on the metal workpiece. The flame is not in direct contact with the metal workpiece, and the device has the advantages of uniform and stable heating temperature and over-burning prevention.

The existing heat treatment furnace is when using coal as the heat source heating, directly send into the stove with coal and burn, thereby because the coal burning is not enough because oxygen is not enough in the uneven and stove of coal granule, greatly reduced the coal burning to thermal production, not only make heat treatment furnace heating efficiency not high, still can cause the waste of coal resource, produce toxic gas even, for example carbon monoxide etc. during the gas direct discharge atmosphere of coal burning release, not only cause the pollution and still make the waste heat in the flue gas extravagant, be unfavorable for energy-conservation.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model aims at providing an energy-conserving heat treatment furnace of improved generation has solved prior art because coal granule inequality and the stove in because oxygen is not enough to cause the coal burning abundant inadequately for heat treatment furnace heating efficiency is not high, is unfavorable for energy-conserving technical problem, through the improvement to heat treatment furnace, has improved the waste heat in coal combustion efficiency and the make full use of flue gas, reaches energy saving and emission reduction's purpose.

The utility model provides a technical scheme that above-mentioned technical problem adopted is: an improved energy-saving heat treatment furnace comprises a heat treatment furnace main body and a furnace door, wherein a feeding hole, a coarse crushing mechanism, a fine crushing mechanism, a buffer mechanism and a heat treatment device are sequentially arranged in the heat treatment furnace main body from top to bottom, the coarse crushing mechanism comprises a coarse crushing box, a heavy hammer and a first hydraulic cylinder, the heavy hammer is arranged in the coarse crushing box and is connected with a hydraulic rod of the first hydraulic cylinder fixed at the top of the coarse crushing box, a hammer plate is arranged at the lower part of the heavy hammer, the buffer mechanism comprises a blanking channel and a plurality of buffer plates which are arranged in the blanking channel in a staggered manner, the heat treatment device comprises a combustion chamber and a processing chamber which are separated by a partition plate, an air disc for fuel combustion is arranged in the combustion chamber, the air disc comprises an annular pipe, an air inlet pipe and a plurality of air outlet pipes, air outlet holes are formed in the plurality of, the air outlet pipes are communicated with the ring pipe, the heat treatment device is connected with a turbine generator through a smoke exhaust pipeline, the output end of the turbine generator is connected with a rechargeable storage battery, the power supply end of the rechargeable storage battery is connected with a fan, the air outlet of the fan is communicated with the air inlet of the air disc, and the air outlet of the turbine generator is provided with a filtering mechanism.

Furthermore, a plurality of material leaking holes are formed in the hammer material plate, and the material leaking holes are evenly distributed in the hammer material plate at intervals.

Furthermore, the fine crushing mechanism comprises a fine crushing box, a crushing roller group and a second hydraulic cylinder, wherein the crushing roller group and the second hydraulic cylinder are respectively arranged in the fine crushing box, the crushing roller group comprises a first crushing roller and a second crushing roller, and the first crushing roller is connected with a piston rod of the second hydraulic cylinder fixed on the outer wall of one side of the fine crushing box.

Furthermore, a plurality of the buffer plate quantity is three, and is a plurality of the buffer plate slope sets up in the unloading passageway and with unloading passageway fixed connection.

Furthermore, the ring pipe is a rectangular closed pipeline, and the air outlet holes are uniformly communicated with the air outlet pipe and are parallel to the distribution direction of the air outlet pipe.

Further, filtering mechanism includes the filter main part, from top to bottom sets gradually first filter layer and the second filter layer in the filter main part, first filter layer is the active carbon filter layer, the second filter layer is the filter pulp filter layer.

The utility model has the advantages that:

the coal fuel particles are uniform by arranging the coarse crushing mechanism and the fine crushing mechanism, and the contact area with air is increased, so that the coal fuel particles can be fully combusted; by arranging the buffer mechanism, the crushed coal can be scattered so as to be convenient for mixing with air in the furnace, and meanwhile, the falling speed of the crushed coal is slowed down, so that fuel is prevented from being accumulated in the combustion chamber; the wind disc communicated with an external fan is arranged in the combustion device, smoke generated by coal combustion on the wind disc reaches the turbine generator through the smoke exhaust pipe, the generated heat energy can be partially converted into electric energy (the heat energy released by combustion is firstly partially converted into gas kinetic energy, and the kinetic energy of the gas is converted into the electric energy by the turbine generator), then the electric energy is stored in the rechargeable storage battery, the rechargeable storage battery provides the electric energy for the fan, so that the fan conveys external air to the ring pipe through the air inlet pipe and then enters the combustion chamber through the air outlet pipe and the air outlet hole, sufficient oxygen is provided for combustion of crushed coal, the generation of smoke and toxic gas is reduced, the combustion efficiency of the coal is improved, the waste heat in the smoke is fully utilized, energy is saved, and emission is reduced; the filter mechanism is arranged, so that a small part of smoke which does not pass through the turbine generator can be discharged after being filtered by the filter mechanism, and air pollution is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the external structure of the present invention.

Fig. 3 is a schematic structural diagram of the hammer plate of the present invention.

Fig. 4 is a schematic structural view of the wind plate of the present invention.

Fig. 5 is a schematic structural view of the air outlet pipe of the present invention.

Fig. 6 is a schematic structural diagram of the filtering mechanism of the present invention.

Wherein:

1. a heat treatment furnace main body; 2. a furnace door; 3. a feed inlet; 4. a coarse crushing box; 5. a first hydraulic cylinder; 6. a weight; 7. hammering the material plate; 71. a material leaking hole; 8. a fine crushing box; 9. a first crushing roller; 10. a second crushing roller; 11. a second hydraulic cylinder; 12. a blanking channel; 13. a buffer plate; 14. a combustion chamber; 15. a partition plate; 16. a processing chamber; 17. a wind plate; 171. a ring pipe; 172. an air inlet pipe; 173. an air outlet pipe; 174. an air outlet; 18. a smoke exhaust pipe; 19. a turbine generator; 20. a rechargeable battery; 21. a fan; 22. a filtering mechanism; 221. an activated carbon filter layer; 222. a filtering layer of filtering cotton;

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The improved energy-saving heat treatment furnace shown in fig. 1 and 2 comprises a heat treatment furnace main body 1 and a furnace door 2, wherein a feeding hole 3, a coarse crushing mechanism, a fine crushing mechanism, a buffering mechanism and a heat treatment device are sequentially arranged in the heat treatment furnace main body 1 from top to bottom, the coarse crushing mechanism comprises a coarse crushing box 4, a heavy hammer 6 and a first hydraulic cylinder 5, the heavy hammer 6 is arranged in the coarse crushing box 4 and is connected with a hydraulic rod of the first hydraulic cylinder 5 fixed on the top of the coarse crushing box 4, a plurality of crushing cones are arranged on the lower surface of the heavy hammer 6, the crushing cones crush coal through the potential energy of the heavy hammer 6, a hammer plate 7 is arranged on the lower part of the heavy hammer 6, as shown in fig. 3, a plurality of material leaking holes 71 are formed in the hammer plate 7, and a plurality of material leaking holes 71 are uniformly distributed on the; the fine crushing mechanism comprises a fine crushing box 8, a crushing roller group and a second hydraulic cylinder 11, wherein the crushing roller group and the second hydraulic cylinder are respectively arranged in the fine crushing box 8, the crushing roller group comprises a first crushing roller 9 and a second crushing roller 10, the first crushing roller 9 is connected with a piston rod of the second hydraulic cylinder 11 fixed on the outer wall of one side of the fine crushing box 8, and the first crushing roller 9 and the second crushing roller 10 are externally connected with a motor; the buffer mechanism comprises a blanking channel 12 and a plurality of buffer plates 13 which are arranged in the blanking channel 12 in a staggered mode, the number of the buffer plates 13 is three, and the plurality of buffer plates 13 are obliquely arranged in the blanking channel 12 and are fixedly connected with the blanking channel 12; the heat treatment device comprises a combustion chamber 14 and a processing chamber 16 which are separated by a partition plate 15, wherein a wind disk 17 for fuel combustion is arranged in the combustion chamber 14, as shown in fig. 4 and 5, the air plate 17 includes a ring pipe 171, an air inlet pipe 172 and a plurality of air outlet pipes 173, wherein the air outlet pipes 173 are provided with air outlet holes 174, the circular pipe 171 is a rectangular closed pipe, the air outlet holes 174 are uniformly arranged on the air outlet pipe 173 in a penetrating way and are parallel to the distribution direction of the air outlet pipe 173, one side of the air inlet pipe 172, which is far away from the fan 21, is communicated with the ring pipe 171, a plurality of air outlet pipes 173 are communicated with the ring pipe 171, the heat treatment device is connected with a turbine generator 19 through a smoke exhaust pipe 18, the output end of the turbine generator 19 is connected with a rechargeable storage battery 20, the power supply end of the rechargeable storage battery 20 is connected with a fan 21, and the air outlet of the fan 21 is communicated with the air inlet of the air disc 17; the gas outlet of the turbine generator 19 is provided with a filtering mechanism 22, as shown in fig. 6, the filtering mechanism 22 comprises a filter main body, a first filtering layer and a second filtering layer, the first filtering layer and the second filtering layer are sequentially arranged on the filter main body from top to bottom, the first filtering layer is an activated carbon filtering layer 221, and the second filtering layer is a filtering cotton filtering layer 222.

The working mode is as follows:

coal enters a coarse crushing box 4 from a feeding hole 3 and falls on a hammer plate 7, a first hydraulic cylinder 5 is arranged at the top of the coarse crushing box 4, a heavy hammer 6 below a hydraulic rod of the first hydraulic cylinder 5 reciprocates up and down on the coal, a crushed aggregate cone arranged on the lower surface of the heavy hammer 6 carries out primary crushing work on the coal stone, then the crushed aggregates fall into a fine crushing box 8 through a material leakage hole 71 on the hammer plate 7, a motor drives a first crushing roller 9 and a second crushing roller 10 to move so as to further crush the falling crushed aggregates, a second hydraulic cylinder 11 drives the first crushing roller 9 to move left and right so as to adjust a gap between the crushed aggregates and the second crushing roller 10, the size of the crushed coal particles can be controlled, the further crushed aggregates which pass through a crushing roller set fall on a buffer plate 13 in a blanking channel 12, the crushed aggregates can be scattered so as to be mixed with air in the coal furnace, meanwhile, the falling speed of the crushed coal is slowed down, fuel is prevented from being accumulated in the combustion chamber 14, smoke generated by combustion of the coal on the air disc 17 reaches the turbine generator 19 through the smoke exhaust pipe 18, part of generated heat energy can be converted into electric energy (the heat energy released by the combustion is firstly converted into gas kinetic energy, and the gas kinetic energy is converted into the electric energy by the turbine generator 19), then the electric energy is stored in the rechargeable storage battery 20, the rechargeable storage battery 20 provides the electric energy for the fan 21, so that the fan 21 conveys outside air to the circular pipe 171 through the air inlet pipe 172 and then enters the combustion chamber 14 through the air outlet pipe 173 and the air outlet hole 174, sufficient oxygen is provided for the combustion of the crushed coal, the generation of smoke and toxic gas is reduced, and a small part of smoke which does not pass through the turbine generator 19 is discharged after being filtered through the filter mechanism 22.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The improved energy-saving heat treatment furnace comprises a heat treatment furnace main body and a furnace door, and is characterized in that a feed inlet, a coarse crushing mechanism, a fine crushing mechanism, a buffer mechanism and a heat treatment device are sequentially arranged in the heat treatment furnace main body from top to bottom, the coarse crushing mechanism comprises a coarse crushing box, a heavy hammer and a first hydraulic cylinder, the heavy hammer is arranged in the coarse crushing box and is connected with a hydraulic rod of the first hydraulic cylinder fixed at the top of the coarse crushing box, a hammer plate is arranged at the lower part of the heavy hammer, the buffer mechanism comprises a blanking channel and a plurality of buffer plates which are arranged in the blanking channel in a staggered manner, the heat treatment device comprises a combustion chamber and a processing chamber which are separated by a partition plate, an air disc for fuel combustion is arranged in the combustion chamber, the air disc comprises an annular pipe, an air inlet pipe and a plurality of air outlet pipes, air outlet holes are arranged on the plurality of, the air outlet pipes are communicated with the ring pipe, the heat treatment device is connected with a turbine generator through a smoke exhaust pipeline, the output end of the turbine generator is connected with a rechargeable storage battery, the power supply end of the rechargeable storage battery is connected with a fan, the air outlet of the fan is communicated with the air inlet of the air disc, and the air outlet of the turbine generator is provided with a filtering mechanism.

2. The improved energy-saving heat treatment furnace as claimed in claim 1, wherein the hammer plate is provided with a plurality of material leaking holes, and the material leaking holes are uniformly distributed on the hammer plate at intervals.

3. The improved energy-saving heat treatment furnace according to claim 1, wherein the fine crushing mechanism comprises a fine crushing box, a crushing roller group and a second hydraulic cylinder, the crushing roller group is respectively arranged in the fine crushing box and comprises a first crushing roller and a second crushing roller, and the first crushing roller is connected with a piston rod of the second hydraulic cylinder fixed on the outer wall of one side of the fine crushing box.

4. The improved energy-saving heat treatment furnace as claimed in claim 1, wherein the number of the plurality of buffer plates is three, and the plurality of buffer plates are obliquely arranged in the blanking channel and fixedly connected with the blanking channel.

5. The improved energy-saving heat treatment furnace according to claim 1, wherein the circular pipe is a rectangular closed pipeline, and the air outlet holes are uniformly arranged on the air outlet pipe in a penetrating manner and are parallel to the distribution direction of the air outlet pipe.

6. The improved energy-saving heat treatment furnace according to claim 1, wherein the filtering mechanism comprises a filter main body, and a first filtering layer and a second filtering layer which are sequentially arranged on the filter main body from top to bottom, the first filtering layer is an activated carbon filtering layer, and the second filtering layer is a filtering cotton filtering layer.