CN210070510U - Environment-friendly waste gas heat exchange comprehensive utilization charcoal material drying kiln - Google Patents
Environment-friendly waste gas heat exchange comprehensive utilization charcoal material drying kiln Download PDFInfo
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- CN210070510U CN210070510U CN201920941859.0U CN201920941859U CN210070510U CN 210070510 U CN210070510 U CN 210070510U CN 201920941859 U CN201920941859 U CN 201920941859U CN 210070510 U CN210070510 U CN 210070510U
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Abstract
An environment-friendly waste gas heat exchange comprehensive utilization charcoal material drying kiln comprises a tunnel-shaped heat exchange kiln, wherein a disc-shaped oil pipe is arranged on the inner wall of the heat exchange kiln; a calcium carbide skip track is arranged on the inner wall of the lower side of the heat exchange kiln; the calcium carbide trolley track is provided with a calcium carbide conveying device matched with the calcium carbide trolley track; the two ends of the disc-shaped oil pipe are respectively provided with a coil inlet and a coil outlet; the outlet of the coil pipe is connected with a high-temperature heat conduction oil storage tank through a first high-temperature oil pipe; the high-temperature heat conduction oil storage tank is connected with the first oil pump through a second high-temperature oil pipe; the first oil pump is connected with a charcoal drying kiln through a third high-temperature oil pipe; the charcoal material drying kiln is connected with a low-temperature heat conduction oil storage tank through a first low-temperature oil pipe. The utility model discloses an environment-friendly waste gas heat transfer comprehensive utilization charcoal material drying kiln can be in the stoving charcoal material, need not to come the controlled temperature through the outside air, effectively avoids the condition that nitrogen oxide emission index exceeds standard.
Description
Technical Field
The utility model relates to a charcoal material drying kiln, especially an environment-friendly waste gas heat transfer comprehensive utilization charcoal material drying kiln.
Background
A charcoal drying kiln is a large drying device for drying charcoal, a charcoal drying heat source of large and high-energy-consumption enterprises in China at present adopts a fluidized bed furnace, the fluidized bed furnace is used for drying, the general fluidized bed furnace adopts pulverized coal or coke powder for combustion to obtain heat, so the temperature in the fluidized bed furnace is above 800 ℃, if the charcoal is dried by adopting the fluidized bed furnace heat source above 800 ℃, the temperature above 800 ℃ needs to be reduced to about 220 plus 280 ℃ for drying the charcoal, the temperature of the fluidized bed furnace heat source is reduced from 800 ℃ to 220 plus 280 ℃ and needs a large amount of normal temperature air for controlling the temperature, the exhaust gas after drying has over high oxygen emission, the emission index of the nitric oxide exceeds 400mg/L, the emission requirement of 150 plus 200mg/L required by the new standard of the national environmental protection department cannot be met at all, and the excessive nitric oxide can cause serious pollution to the air, if the medicine is inhaled into human body, it will cause harm to human health.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a charcoal material drying kiln is used multipurposely in nature of environmental protection waste gas heat transfer, it can be in the stoving charcoal material, need not to come the controlled temperature through the outside air, effectively avoids the condition that nitrogen oxide emission index exceeds standard.
The utility model provides a technical scheme that above-mentioned technical problem adopted does:
the utility model discloses an environment-friendly waste gas heat transfer comprehensive utilization charcoal material drying kiln, its characterized in that: comprises a tunnel-shaped heat exchange kiln, wherein a disc-shaped oil pipe is arranged on the inner wall of the heat exchange kiln; a calcium carbide skip track is arranged on the inner wall of the lower side of the heat exchange kiln; the calcium carbide trolley track is provided with a calcium carbide conveying device matched with the calcium carbide trolley track; the two ends of the disc-shaped oil pipe are respectively provided with a coil inlet and a coil outlet; the outlet of the coil pipe is connected with a high-temperature heat conduction oil storage tank through a first high-temperature oil pipe; the high-temperature heat conduction oil storage tank is connected with the first oil pump through a second high-temperature oil pipe; the first oil pump is connected with a charcoal drying kiln through a third high-temperature oil pipe; the carbon material drying kiln is connected with a low-temperature heat conduction oil storage tank through a first low-temperature oil pipe; the low-temperature heat conduction oil storage tank is connected with a second oil pump through a second low-temperature oil pipe; the second oil pump is connected with the inlet of the coil pipe through a third low-temperature oil pipe; the top of the charcoal material drying kiln is provided with a charcoal material feeding hole, and the bottom of the charcoal material drying kiln is provided with a plurality of dry charcoal material discharging holes which are uniformly distributed.
The calcium carbide conveying device comprises a plurality of calcium carbide skip cars uniformly distributed on a calcium carbide skip car track, and pulleys matched with the calcium carbide skip car track are arranged at the bottom of each calcium carbide skip car; the cross section of the disc-shaped oil pipe is Jiong-shaped, and the disc-shaped oil pipe encloses the calcium carbide skip; one side of each calcium carbide skip is provided with a hook, and adjacent calcium carbide skips are connected through the hooks; a plurality of calcium carbide placing bins which are uniformly distributed are arranged on the upper surface of the calcium carbide skip car; the left end and the right end of the calcium carbide skip track extend outwards to the outside of kiln mouths on the left side and the right side of the heat exchange kiln, and first winding machines which are symmetrical to each other are arranged at the left end and the right end of the calcium carbide skip track.
The clamping hook is arranged on the right side wall of the calcium carbide skip; a clamping ring matched with the clamping hook is arranged on the side wall of the left side of the calcium carbide skip car; the first hoisting machine positioned on the left side of the heat exchange kiln is connected with a left traction rope; one end of the left traction rope is provided with a drag hook matched with the snap ring; the first hoisting machine positioned on the right side of the heat exchange kiln is connected with a right traction rope; and one end of the right hauling rope is provided with a pull ring matched with the hook.
The charcoal material drying kiln comprises a drying bin, a charcoal material feeding hole is communicated with the upper end of the drying bin, and a dry charcoal material discharging hole is communicated with the lower end of the drying bin; a low-temperature oil output pipe is arranged in the upper part of the drying bin, and a high-temperature oil input pipe is arranged in the lower part of the drying bin; the low-temperature oil output pipe is communicated with the high-temperature oil input pipe through a fin-shaped heat exchanger; the heat exchanger forms a plurality of drying gaps which are uniformly distributed, and the carbon material feeding hole is communicated with the dry carbon material discharging hole through the drying gaps; a pipe orifice at one end of the high-temperature oil input pipe penetrates out of the outer wall of the lower part of the drying bin and is connected with a third high-temperature oil pipe; and a pipe orifice at one end of the low-temperature oil output pipe penetrates out of the outer wall of the upper part of the drying bin and is connected with the first low-temperature oil pipe.
And a plurality of drying bin supports which are uniformly distributed are arranged at the edge of the bottom of the drying bin.
The high-temperature heat conduction oil storage tank is connected with a third oil pump through a first auxiliary oil pipe; the third oil pump is connected with a first accident maintenance heat conduction oil storage tank through a second auxiliary oil pipe; the first fault maintenance heat conduction oil storage tank is connected with the high-temperature heat conduction oil storage tank through a third auxiliary oil pipe.
The low-temperature heat conduction oil storage tank is connected with a fourth oil pump through a fourth auxiliary oil pipe; the fourth oil pump is connected with the second accident maintenance heat conduction oil storage tank through a fifth auxiliary oil pipe; and the second accident maintenance heat conduction oil storage tank is connected with the low-temperature heat conduction oil storage tank through a sixth auxiliary oil pipe.
The left and right kiln mouths of the heat exchange kiln are provided with inserting plate holes communicated with the kiln mouths; a kiln door matched with the inserting plate hole is arranged in the inserting plate hole; and the outer wall of the upper side of the heat exchange kiln is provided with a lifting device matched with the kiln door.
The lifting device comprises a lifting support arranged on the outer wall of the upper side of the heat exchange kiln; an air cylinder is fixed at the upper end of the lifting support; and a piston rod of the air cylinder is connected to the kiln door.
The lifting device comprises a lifting support arranged on the outer wall of the upper side of the heat exchange kiln; a second winch is fixed at the upper end of the lifting support; the second winch is connected with the kiln door through a pull rope.
The utility model has the advantages that:
compared with the prior art, the environment-friendly waste gas heat exchange comprehensive utilization charcoal material drying kiln adopting the structure of the utility model can utilize the high-temperature waste gas heat generated by calcium carbide or molten iron to exchange heat with heat-conducting oil, the heat of the calcium carbide or the molten iron just removed from the ore-smelting furnace can reach more than 1500 ℃, the high-temperature calcium carbide or the high-temperature molten iron is sent into the heat-exchanging kiln through a calcium carbide trolley track to exchange heat and utilize, the heat-conducting oil temperature in a disk-shaped oil pipe in the heat-exchanging kiln is made to exchange heat to about 300-, meanwhile, a desulphurization and dearsenification device is not required, the environmental protection cost is effectively saved, the heat of the calcium carbide or the molten iron which is wasted originally is utilized, the resources can be effectively utilized, the energy consumption and the running cost are reduced to the maximum extent, meanwhile, the heat conduction oil can be recycled, and the effects of energy recycling, energy conservation and emission reduction are realized.
Drawings
FIG. 1 is a schematic structural view of an environment-friendly waste gas heat exchange comprehensive utilization charcoal material drying kiln of the present invention;
FIG. 2 is a schematic view of an angled configuration of the heat exchanging kiln;
FIG. 3 is a schematic view of another angle configuration of the heat exchanging kiln;
FIG. 4 is a schematic structural diagram of the lifting device in the form of a cylinder;
fig. 5 is a schematic structural diagram of the lifting device which is a second winch;
FIG. 6 is a schematic view of the construction of the charcoal drying kiln;
fig. 7 is a schematic structural diagram of a calcium carbide skip.
Detailed Description
The invention will be described in further detail with reference to the following drawings and detailed description:
referring to fig. 1 to 7, the present invention provides an environment-friendly waste gas heat exchange comprehensive utilization charcoal material drying kiln, which comprises a tunnel-shaped heat exchange kiln 1, wherein a disc-shaped oil pipe 2 is arranged on the inner wall of the heat exchange kiln 1; a calcium carbide skip track 3 is arranged on the inner wall of the lower side of the heat exchange kiln 1; the calcium carbide trolley track 3 is provided with a calcium carbide conveying device matched with the calcium carbide trolley track; the two ends of the disc-shaped oil pipe 2 are respectively provided with a coil inlet 4 and a coil outlet 5; the coil outlet 5 is connected with a high-temperature heat-conducting oil storage tank 7 through a first high-temperature oil pipe 6; the high-temperature heat conducting oil storage tank 7 is connected with a first oil pump 9 through a second high-temperature oil pipe 8; the first oil pump 9 is connected with a charcoal drying kiln 11 through a third high-temperature oil pipe 10; the charcoal drying kiln 11 is connected with a low-temperature heat conduction oil storage tank 13 through a first low-temperature oil pipe 12; the low-temperature heat conducting oil storage tank 13 is connected with a second oil pump 15 through a second low-temperature oil pipe 14; the second oil pump 15 is connected with the coil inlet 4 through a third low-temperature oil pipe 16; the top of the charcoal material drying kiln 11 is provided with a charcoal material inlet 17, and the bottom is provided with a plurality of dry charcoal material outlets 18 which are uniformly distributed.
The calcium carbide conveying device comprises a plurality of calcium carbide skip cars 19 uniformly distributed on a calcium carbide skip car track 3, and pulleys 20 matched with the calcium carbide skip car track 3 are arranged at the bottoms of the calcium carbide skip cars 19; the cross section of the disc-shaped oil pipe 2 is Jiong-shaped, and the calcium carbide skip car 19 is enclosed by the disc-shaped oil pipe 2; a hook 21 is arranged on one side of each calcium carbide skip 19, and the adjacent calcium carbide skip 19 are connected through the hook 21; a plurality of calcium carbide placing bins 22 which are uniformly distributed are arranged on the upper surface of the calcium carbide skip car 19; the left end and the right end of the calcium carbide skip track 3 extend outwards to the outside of kiln mouths on the left side and the right side of the heat exchange kiln 1, and first winches 23 which are symmetrical to each other are arranged at the left end and the right end of the calcium carbide skip track 3.
The hook 21 is arranged on the right side wall of the calcium carbide skip 19; a clamping ring 24 matched with the clamping hook 21 is arranged on the left side wall of the calcium carbide skip 19; the first winch 23 positioned on the left side of the heat exchange kiln 1 is connected with a left hauling rope 25; one end of the left hauling cable 25 is provided with a draw hook 26 matched with the snap ring 24; the first winch 23 positioned on the right side of the heat exchange kiln 1 is connected with a right hauling rope 27; one end of the right hauling rope 27 is provided with a pull ring 28 matched with the hook 21.
The charcoal material drying kiln 11 comprises a drying bin 29, a charcoal material inlet 17 is communicated with the upper end of the drying bin 29, and a dry charcoal material outlet 18 is communicated with the lower end of the drying bin 29; a low-temperature oil output pipe 30 is arranged in the upper part of the drying bin 29, and a high-temperature oil input pipe 31 is arranged in the lower part of the drying bin 29; the low-temperature oil output pipe 30 is communicated with the high-temperature oil input pipe 31 through a fin-shaped heat exchanger 32; the heat exchanger 32 forms a plurality of drying gaps 33 which are uniformly distributed, and the carbon material inlet 17 is communicated with the dry carbon material outlet 18 through the drying gaps 33; a pipe orifice at one end of the high-temperature oil input pipe 31 penetrates out to the outer wall of the lower part of the drying bin 29 and is connected with the third high-temperature oil pipe 10; and a pipe orifice at one end of the low-temperature oil output pipe 30 penetrates out of the outer wall of the upper part of the drying bin 29 and is connected with the first low-temperature oil pipe 12.
And a plurality of drying bin supports 34 which are uniformly distributed are arranged at the bottom edge of the drying bin 29.
The high-temperature heat conduction oil storage tank 7 is connected with a third oil pump 36 through a first auxiliary oil pipe 35; the third oil pump 36 is connected with a first accident maintenance heat transfer oil storage tank 38 through a second auxiliary oil pipe 37; the first troubleshooting conduction oil storage tank 38 is connected with the high temperature conduction oil storage tank 7 through a third auxiliary oil pipe 39.
The low-temperature heat conducting oil storage tank 13 is connected with a fourth oil pump 41 through a fourth auxiliary oil pipe 40; the fourth oil pump 41 is connected with a second accident maintenance heat conduction oil storage tank 43 through a fifth auxiliary oil pipe 42; the second accident maintenance heat transfer oil storage tank 43 is connected with the low-temperature heat transfer oil storage tank 13 through a sixth auxiliary oil pipe 44.
The left and right kiln mouths of the heat exchange kiln 1 are provided with inserting plate holes 45 communicated with the kiln mouths; a kiln door 46 matched with the inserting plate hole 45 is arranged in the inserting plate hole 45; the outer wall of the upper side of the heat exchange kiln 1 is provided with a lifting device matched with the kiln door 46.
The lifting device comprises a lifting support 47 arranged on the outer wall of the upper side of the heat exchange kiln 1; an air cylinder 48 is fixed at the upper end of the lifting support 47; the piston rod 4801 of the cylinder 48 is connected to the kiln door 46.
The lifting device comprises a lifting support 47 arranged on the outer wall of the upper side of the heat exchange kiln 1; a second winch 49 is fixed at the upper end of the lifting support 47; the second winch 49 is connected to the kiln door 46 via a pull rope 4901.
The utility model discloses a use method as follows:
the carbide can keep high temperature in several hours after being made in the submerged arc furnace, if the carbide is to be packed and put in storage, the carbide needs to be statically waited to be recovered to normal temperature, the heat generated in the heat dissipation process of the carbide for several hours can be directly wasted, and the carbon material drying kiln of the utility model can effectively utilize the high temperature of the carbide, when the carbide is made in the first time, the carbide can be directly put into the carbide placing bin 22, the carbide can be placed in the carbide placing bin 22, and other high temperature things such as high temperature molten iron can also be placed, when the carbide is placed in the carbide placing bin 22 to release high temperature, the first winch 23 on the right side of the heat exchange kiln 1 can hook the hook 21 of the carbide trolley 19 through the pull ring 28 of the right traction rope 27 to pull the carbide trolley 19, so that the carbide trolley 19 enters the heat exchange kiln 1 along the carbide trolley rail 3, in the actual process of heat utilization, accessible pothook 21 is connected with snap ring 24 between the carbide skip 19, when carbide skip 19 on the rightmost side is by the pulling, all carbide skip 19 take place to remove thereupon, thereby guarantee that the incessant storehouse 22 is place to the carbide of putting into new carbide skip 19 of high temperature carbide, realize that carbide skip 19 incessant entering to heat transfer kiln 1, effectively raise the efficiency, and the carbide skip 19 that gets into in heat transfer kiln 1 is more, the heat that can produce just more in heat transfer kiln 1, after carbide skip 19 when getting into in heat transfer kiln 1 satisfied actual needs, the first hoist engine 23 in right side just can the bring to rest, the kiln door 46 of the left and right sides just can descend under the effect of lifting device this moment, shield the kiln mouth of the left and right sides of heat transfer kiln 1 sealed, make the heat that the carbide produced can not wasted, all fill in heat transfer kiln 1.
Before the charcoal material is dried, be full of the conduction oil in the dish type oil pipe 2, when the heat of carbide forms high temperature in the heat transfer kiln, these heats all can be effectively absorbed by dish type oil pipe 2, then can carry out the heat transfer to the conduction oil in self after dish type oil pipe 2 absorbs the heat, make normal atmospheric temperature conduction oil change into high temperature conduction oil, because steam then can flow upwards owing to self characteristic, and the transversal Jiong style of personally submitting of dish type oil pipe 2, including dish type oil pipe 2 encloses carbide skip 19, consequently can guarantee the thermal absorption of dish type oil pipe 2 to the carbide in the at utmost, guarantee the high temperature state of conduction oil.
At this time, when the first oil pump is operated, the high-temperature heat transfer oil in the disc-shaped oil pipe 2 enters the first high-temperature oil pipe 6 under the pressure of the first oil pump 9, then enters the high-temperature heat transfer oil storage tank 7, then flows through the first oil pump 9 along the second high-temperature oil pipe 8, finally flows into the high-temperature oil input pipe 31 through the third high-temperature oil pipe 10 under the pressure of the first oil pump 9, the high-temperature heat transfer oil gradually fills the heat exchanger communicated with the high-temperature oil input pipe 31 along with the subsequent high-temperature heat transfer oil continuously entering the high-temperature oil input pipe 31, the heat of the high-temperature heat transfer oil causes the surface of the heat exchanger 32 to form high temperature, when the carbon material is put into the carbon material feeding hole 17, the carbon material falls into the drying gap 33 formed by the heat exchanger 32 under the self gravity, and the carbon material entering the drying gap 33 fully contacts with the outer wall of the heat exchanger 32, in the contact process, the moisture on the charcoal material then can be taken away to the high temperature of heat exchanger 32 outer wall, accomplish the stoving work of charcoal material, moisture on the charcoal material then can neutralize partly high temperature simultaneously, play radiating effect, the charcoal material that passes stoving clearance 33 then can become dry charcoal material and directly fall into to dry charcoal material discharge gate 18 in, and can place the container under dry charcoal material discharge gate 18, after dry charcoal material comes out from dry charcoal material discharge gate, just can directly fall into the container, be convenient for dry the collection of charcoal material.
When heat is taken away by the moisture of the carbon material in the process that high-temperature heat conduction oil flows upwards along the heat exchanger 32, the heat conduction oil is converted into low-temperature heat conduction oil when entering the low-temperature oil output pipe 30 above, at the moment, the low-temperature heat conduction oil enters the first low-temperature oil pipe 12 from the low-temperature oil output pipe 30 under the pressure action of the second oil pump 15, then enters the low-temperature heat conduction oil storage tank 13, then flows through the second oil pump 15 via the second low-temperature oil pipe 14, finally flows into the coil inlet 4 via the third low-temperature oil pipe 16 under the conveying action of the second oil pump 15, the low-temperature heat conduction oil flowing into the coil inlet 4 enters the disc-shaped oil pipe 2 at the first time, and when the high-temperature heat conduction oil flows out from the coil outlet 5, the low-temperature heat conduction oil flows in from the coil inlet 4, so that circulation is.
In conclusion, the utility model can utilize the high temperature waste gas heat generated by the calcium carbide or the molten iron to exchange heat with the heat conducting oil, the heat of the calcium carbide or the molten iron just removed from the ore-smelting furnace can reach more than 1500 ℃, the high temperature calcium carbide or the molten iron is sent into the heat exchanging kiln 1 through the calcium carbide skip track to exchange heat for utilization, the heat conducting oil temperature in the disk-shaped oil pipe in the heat exchanging kiln 1 is changed to about 300-350, then the high temperature heat conducting oil is sent into the high temperature heat conducting oil storage tank 7, the high temperature heat conducting oil is sent into the drying bin 29 through the first oil pump 9 to exchange heat with the carbon material, the drying of the carbon material is realized, because the highest temperature of the hot oil is about 300 ℃, the temperature is controlled without other outside gases at all, the participation of the coal powder and the coke powder is effectively avoided, the generation of a large amount of nitrogen oxides during the temperature regulation and control is effectively, meanwhile, a desulphurization and dearsenification device is not required, the environmental protection cost is effectively saved, the heat of the calcium carbide or the molten iron which is wasted originally is utilized, the resources can be effectively utilized, the energy consumption and the running cost are reduced to the maximum extent, meanwhile, the heat conduction oil can be recycled, and the effects of energy recycling, energy conservation and emission reduction are realized.
The high-temperature heat conduction oil storage tank 7 can play a role in balancing the heat exchange carbon drying kiln, when the high-temperature heat conduction oil storage tank 7 is used, the working frequency of the first oil pump 9 can be controlled by using a liquid level meter in the self storage tank to adjust the flow of heat conduction oil entering the heat exchange carbon drying kiln, so that the phenomenon that the carbon drying yield is reduced due to oil shortage in the pipe is prevented; the low-temperature heat conducting oil storage tank 13 can utilize a liquid level meter in the self storage tank to control the working frequency of the second oil pump 15 to adjust the flow of the heat conducting oil entering the disc-shaped oil pipe 2, and the condition that the high-temperature heat conducting oil is not supplied enough due to oil shortage in the disc-shaped oil pipe 2 is prevented.
The first winch 23 located on the left side of the heat exchange kiln 1 is hooked on the clamping ring 24 of the calcium carbide skip car 19 through the drag hook 26 to pull the calcium carbide skip car 19, the first winch 23 on the left side can pull the calcium carbide skip car 19 leftwards, so that the calcium carbide skip car 19 is moved out from a left kiln opening of the heat exchange kiln 1, the first winch 23 on the right side can pull the calcium carbide skip car 19 rightwards, so that the calcium carbide skip car 19 is moved out from a right kiln opening of the heat exchange kiln 1, the existence of the first winch 23 on the left side mainly prevents all the calcium carbide skip cars 19 from being moved out from the right kiln opening of the heat exchange kiln 1, the ore heating furnace which is moved back to the left side again needs to be wound by a large circle, if the ore heating furnace is moved out from the left kiln opening, only the calcium carbide skip car needs to be moved straight, the reset time of the.
Drying bin 29 bottom border is equipped with a plurality of stoving storehouse supports 34 that are circumference evenly distributed, the steadiness of stoving storehouse 29 can effectively be improved in the existence of stoving storehouse support 34, stability when guaranteeing stoving storehouse 29 operation, and the charcoal material feed inlet 17 of stoving storehouse 29 top not only can directly send into wet charcoal material to stoving storehouse 29 in, and can deposit the wet charcoal material of a certain quantity, a temperature for controlling in the stoving storehouse 29, and dry charcoal material discharge gate 18 then can set up a relief valve, can be detained a period in dry charcoal material discharge gate 18 after making the charcoal material dried by stoving storehouse 29, make dry charcoal material can accomplish the cooling in dry charcoal material discharge gate 18, after the cooling, alright open the relief valve, make dry charcoal material fall to the external world from dry charcoal material discharge gate 18.
The high temperature heat conducting oil storage tank 7 is connected with a third oil pump 36 through a first auxiliary oil pipe 35, the third oil pump 36 is connected with a first accident maintenance heat conducting oil storage tank 38 through a second auxiliary oil pipe 37, the first accident maintenance heat conducting oil storage tank 38 is connected with the high temperature heat conducting oil storage tank 7 through a third auxiliary oil pipe 39, when the charcoal drying kiln is in an accident and needs maintenance, the third oil pump 36 may be started to transfer the high-temperature conduction oil in the high-temperature conduction oil storage tank 7 to the first troubleshooting conduction oil storage tank 38 through the third oil pump 36, when transferring the high-temperature heat transfer oil, the high-temperature heat transfer oil in the high-temperature heat transfer oil storage tank 7 sequentially passes through the first auxiliary oil pipe 35, the third oil pump 36 and the second auxiliary oil pipe 37 to enter the first accident maintenance heat transfer oil storage tank 38, after the equipment maintenance is completed, the high-temperature heat transfer oil in the first overhaul heat transfer oil storage tank 38 can be conveyed to the high-temperature heat transfer oil storage tank 7 again through the third auxiliary oil pipe 39.
The low-temperature heat conducting oil storage tank 13 is connected with a fourth oil pump 41 through a fourth auxiliary oil pipe 40, the fourth oil pump 41 is connected with a second accident maintenance heat conducting oil storage tank 43 through a fifth auxiliary oil pipe 42, the second accident maintenance heat conducting oil storage tank 43 is connected through a sixth auxiliary oil pipe 44, the second accident maintenance heat conducting oil storage tank 43 can receive low-temperature heat conducting oil in the low-temperature heat conducting oil storage tank 13 through the fourth auxiliary oil pipe 40 under the pressure action of the fourth oil pump 41, the fifth auxiliary oil pipe 42 is used for facilitating the maintenance of the low-temperature heat conducting oil storage tank 13, and after the maintenance is completed, the low-temperature heat conducting oil in the second accident maintenance heat conducting oil storage tank 43 can be conveyed back to the low-temperature heat conducting oil storage tank 13.
The left and right kiln mouths of the heat exchange kiln 1 are provided with the inserting plate holes 45 communicated with the heat exchange kiln 1, the inserting plate holes 45 are internally provided with kiln doors 46 matched with the inserting plate holes, the outer wall of the upper side of the heat exchange kiln 1 is provided with a lifting device matched with the kiln doors 46, the lifting device comprises a lifting support 47 arranged on the outer wall of the upper side of the heat exchange kiln 1, the upper end of the lifting support 47 is fixed with a cylinder 48, a piston rod 4801 of the cylinder 48 is connected onto the kiln doors 46, when the piston rod 4801 is controlled by the cylinder 48 to move upwards, the kiln doors 46 can move upwards along the track of the inserting plate holes 45, at the moment, the kiln mouths of the heat exchange kiln 1 are closed, thereby realizing the automatic opening and closing of the kiln mouths of the heat exchange kiln 1, and reducing the trouble caused by manual opening and closing.
The device that takes off and land is including the support 47 that takes off and land of locating 1 upside outer wall of heat exchange kiln, the support 47 upper end that takes off and land is fixed with second hoist engine 49, second hoist engine 49 is connected with kiln door 46 through stay cord 4901, when second hoist engine 49 upwards rolls up stay cord 4901, kiln door 46 then can upwards move under stay cord 4901's pulling, 1 kilneye of heat exchange kiln is opened this moment, when second hoist engine 49 unwrapping wire, stay cord 4901 just can fall, kiln door 46 just can move down under self action of gravity, 1 kilneye of heat exchange kiln is closed this moment, thereby realize the automatic start-stop of 1 kilneye of heat exchange kiln, the trouble that the manual work was opened and closed and is brought has been reduced.
In the practical application process, the conduction oil can be replaced to the fused salt, makes the fused salt be full of in the dish type oil pipe 2, under the normal atmospheric temperature state, the fused salt is solid-state, when calcium carbide skip 19 got into 1 messenger's temperature of heat transfer kiln and rises to more than 150 degrees, the fused salt then can become liquid, and the fused salt just can be carried by first oil pump 9 and second oil pump 15 this moment, guarantees the normal operating of charcoal material drying kiln.
Claims (10)
1. The utility model provides an environment-friendly waste gas heat transfer comprehensive utilization charcoal material drying kiln which characterized in that: comprises a tunnel-shaped heat exchange kiln, wherein a disc-shaped oil pipe is arranged on the inner wall of the heat exchange kiln; a calcium carbide skip track is arranged on the inner wall of the lower side of the heat exchange kiln; the calcium carbide trolley track is provided with a calcium carbide conveying device matched with the calcium carbide trolley track; the two ends of the disc-shaped oil pipe are respectively provided with a coil inlet and a coil outlet; the outlet of the coil pipe is connected with a high-temperature heat conduction oil storage tank through a first high-temperature oil pipe; the high-temperature heat conduction oil storage tank is connected with the first oil pump through a second high-temperature oil pipe; the first oil pump is connected with a charcoal drying kiln through a third high-temperature oil pipe; the carbon material drying kiln is connected with a low-temperature heat conduction oil storage tank through a first low-temperature oil pipe; the low-temperature heat conduction oil storage tank is connected with a second oil pump through a second low-temperature oil pipe; the second oil pump is connected with the inlet of the coil pipe through a third low-temperature oil pipe; the top of the charcoal material drying kiln is provided with a charcoal material feeding hole, and the bottom of the charcoal material drying kiln is provided with a plurality of dry charcoal material discharging holes which are uniformly distributed.
2. The environment-friendly waste gas heat exchange comprehensive utilization charcoal material drying kiln as claimed in claim 1, wherein: the calcium carbide conveying device comprises a plurality of calcium carbide skip cars uniformly distributed on a calcium carbide skip car track, and pulleys matched with the calcium carbide skip car track are arranged at the bottom of each calcium carbide skip car; the cross section of the disc-shaped oil pipe is Jiong-shaped, and the disc-shaped oil pipe encloses the calcium carbide skip; one side of each calcium carbide skip is provided with a hook, and adjacent calcium carbide skips are connected through the hooks; a plurality of calcium carbide placing bins which are uniformly distributed are arranged on the upper surface of the calcium carbide skip car; the left end and the right end of the calcium carbide skip track extend outwards to the outside of kiln mouths on the left side and the right side of the heat exchange kiln, and first winding machines which are symmetrical to each other are arranged at the left end and the right end of the calcium carbide skip track.
3. The environment-friendly waste gas heat exchange comprehensive utilization charcoal material drying kiln as claimed in claim 2, wherein: the clamping hook is arranged on the right side wall of the calcium carbide skip; a clamping ring matched with the clamping hook is arranged on the side wall of the left side of the calcium carbide skip car; the first hoisting machine positioned on the left side of the heat exchange kiln is connected with a left traction rope; one end of the left traction rope is provided with a drag hook matched with the snap ring; the first hoisting machine positioned on the right side of the heat exchange kiln is connected with a right traction rope; and one end of the right hauling rope is provided with a pull ring matched with the hook.
4. The environment-friendly waste gas heat exchange comprehensive utilization charcoal material drying kiln as claimed in claim 1, wherein: the charcoal material drying kiln comprises a drying bin, a charcoal material feeding hole is communicated with the upper end of the drying bin, and a dry charcoal material discharging hole is communicated with the lower end of the drying bin; a low-temperature oil output pipe is arranged in the upper part of the drying bin, and a high-temperature oil input pipe is arranged in the lower part of the drying bin; the low-temperature oil output pipe is communicated with the high-temperature oil input pipe through a fin-shaped heat exchanger; the heat exchanger forms a plurality of drying gaps which are uniformly distributed, and the carbon material feeding hole is communicated with the dry carbon material discharging hole through the drying gaps; a pipe orifice at one end of the high-temperature oil input pipe penetrates out of the outer wall of the lower part of the drying bin and is connected with a third high-temperature oil pipe; and a pipe orifice at one end of the low-temperature oil output pipe penetrates out of the outer wall of the upper part of the drying bin and is connected with the first low-temperature oil pipe.
5. The environment-friendly waste gas heat exchange comprehensive utilization charcoal material drying kiln as claimed in claim 4, wherein: and a plurality of drying bin supports which are uniformly distributed are arranged at the edge of the bottom of the drying bin.
6. The environment-friendly waste gas heat exchange comprehensive utilization charcoal material drying kiln as claimed in claim 1, wherein: the high-temperature heat conduction oil storage tank is connected with a third oil pump through a first auxiliary oil pipe; the third oil pump is connected with a first accident maintenance heat conduction oil storage tank through a second auxiliary oil pipe; the first fault maintenance heat conduction oil storage tank is connected with the high-temperature heat conduction oil storage tank through a third auxiliary oil pipe.
7. The environment-friendly waste gas heat exchange comprehensive utilization charcoal material drying kiln as claimed in claim 1, wherein: the low-temperature heat conduction oil storage tank is connected with a fourth oil pump through a fourth auxiliary oil pipe; the fourth oil pump is connected with the second accident maintenance heat conduction oil storage tank through a fifth auxiliary oil pipe; and the second accident maintenance heat conduction oil storage tank is connected with the low-temperature heat conduction oil storage tank through a sixth auxiliary oil pipe.
8. The environment-friendly waste gas heat exchange comprehensive utilization charcoal material drying kiln as claimed in claim 1, wherein: the left and right kiln mouths of the heat exchange kiln are provided with inserting plate holes communicated with the kiln mouths; a kiln door matched with the inserting plate hole is arranged in the inserting plate hole; and the outer wall of the upper side of the heat exchange kiln is provided with a lifting device matched with the kiln door.
9. The environment-friendly waste gas heat exchange comprehensive utilization charcoal material drying kiln as claimed in claim 8, wherein: the lifting device comprises a lifting support arranged on the outer wall of the upper side of the heat exchange kiln; an air cylinder is fixed at the upper end of the lifting support; and a piston rod of the air cylinder is connected to the kiln door.
10. The environment-friendly waste gas heat exchange comprehensive utilization charcoal material drying kiln as claimed in claim 8, wherein: the lifting device comprises a lifting support arranged on the outer wall of the upper side of the heat exchange kiln; a second winch is fixed at the upper end of the lifting support; the second winch is connected with the kiln door through a pull rope.
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| CN201920941859.0U CN210070510U (en) | 2019-06-21 | 2019-06-21 | Environment-friendly waste gas heat exchange comprehensive utilization charcoal material drying kiln |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110160349A (en) * | 2019-06-21 | 2019-08-23 | 沈林彬 | A kind of environment-protecting type exhaust air heat exchange comprehensive utilization raw material of wood-charcoal drying kiln |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110160349A (en) * | 2019-06-21 | 2019-08-23 | 沈林彬 | A kind of environment-protecting type exhaust air heat exchange comprehensive utilization raw material of wood-charcoal drying kiln |
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