CN115823894A - Heat recovery circulation system that lithium cell rotary kiln was used - Google Patents
Heat recovery circulation system that lithium cell rotary kiln was used Download PDFInfo
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- CN115823894A CN115823894A CN202211132988.8A CN202211132988A CN115823894A CN 115823894 A CN115823894 A CN 115823894A CN 202211132988 A CN202211132988 A CN 202211132988A CN 115823894 A CN115823894 A CN 115823894A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention relates to the technical field of rotary kilns, in particular to a heat recovery circulation system for a lithium battery rotary kiln. It includes reuse equipment, and reuse equipment includes base and heat accumulator, and the base is equipped with the lantern ring, has seted up the roll groove in the lantern ring, and the lantern ring is equipped with the heat absorber, and the heat absorber includes contact ring, and contact ring is equipped with the outer loop, and the outer loop is equipped with the roll strip, and contact ring cover has the conductor, and the base has been seted up to the groove, has connect the baffle to the inslot, is equipped with the transfusion body in the baffle, and the heat accumulator includes the heat accumulation case, and the heat accumulation case is equipped with the heat storehouse. The heat radiated by the barrel of the rotary kiln in the outward thermal diffusion is absorbed and stored, and the heat is transferred into the heat storage bin from the liquid for storage, and when the temperature of the barrel of the rotary kiln is reduced, the heat is reversely transferred into the conductor and heats the barrel because the temperature of the high-temperature liquid in the heat storage bin is higher than that of the barrel of the rotary kiln, so that the energy consumed by heating the barrel of the rotary kiln is reduced.
Description
Technical Field
The invention relates to the technical field of rotary kilns, in particular to a heat recovery circulation system for a lithium battery rotary kiln.
Background
The rotary kiln equipment is used for calcining materials, products heated at high temperature through the rotary kiln can achieve good use performance, the lithium battery rotary kiln is mainly used on a lithium battery material calcining production line, is a light continuous industrial kiln, is applied to rapid firing of products such as silicon-carbon cathodes, ternary anode materials, chemical powder, ceramic substrates and the like, and has the advantages of low energy consumption, short firing period, good furnace temperature uniformity, low labor intensity and the like.
When the lithium battery rotary kiln is used for loading and unloading materials, the barrel body of the rotary kiln is cooled due to stopping heating, extra energy needs to be consumed in order to heat the barrel body of the rotary kiln to the temperature for calcining the lithium battery materials, the requirement on the temperature is fine when the lithium battery materials are sintered, the fluctuation range of the temperature is small, heat loss can be caused by external heat diffusion of the rotary kiln, more energy needs to be consumed to maintain the temperature of the rotary kiln in order to ensure the calcination of the lithium battery materials, and a heat recovery circulation system for the lithium battery rotary kiln is provided in order to reduce the energy consumed due to the heat loss of the rotary kiln.
Disclosure of Invention
The invention aims to provide a heat recovery circulation system for a rotary kiln of a lithium battery, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides a heat recovery circulation system for a lithium battery rotary kiln, which includes a recycling device, the recycling device includes a base and heat accumulators located on two sides of the base, two ends of the top of the base are symmetrically provided with collars, rolling grooves are formed in the collars, heat absorbers are arranged in the collars, the heat absorbers include contact rings, two ends of the outer surface of each contact ring are provided with outer rings, the surface of each outer ring is provided with rolling bars, the rolling bars are rotatably connected with the rolling grooves, exposed portions of the outer surface of each contact ring are sleeved with conductors, the conductors and the collars are fixedly connected near the inner side surfaces, the conductors are used for guiding heat of the contact rings, alignment grooves are formed on the front and rear sides of the base, baffles are inserted in the alignment grooves, an infusion fluid is arranged in the baffles, the top of one end of the infusion fluid is communicated with the bottom of the conductor, the other end of the infusion fluid is located in the heat accumulators, the heat accumulators include heat storage tanks inserted and matched with the baffles, heat storage bins are arranged in the heat storage tanks, and the other ends of the infusion fluid are communicated with the heat storage bins.
As a further improvement of the technical scheme, the two ends of the inner surface of the contact ring are symmetrically provided with fixing pins, the middle part of the inner surface of the contact ring is provided with an inner groove, and heat-conducting silicone grease is coated in the inner groove.
As a further improvement of the technical scheme, the conductor comprises an absorption ring sleeved on the surface of the contact ring, the two sides of the absorption ring are fixedly connected with the inner side surface of the lantern ring, circulation grooves are symmetrically formed in the inner part of the absorption ring, the bottom of each circulation groove is communicated with one end of the infusion fluid, a balance cylinder is arranged in the absorption ring and communicated with the circulation grooves.
As a further improvement of the technical scheme, the outer surface of the absorption ring is provided with a heat insulation ring, and the inner wall of the heat insulation ring is provided with a vacuum cavity.
As a further improvement of the technical scheme, the balance cylinder is provided with pressure relief grooves at two ends, the pressure relief grooves are communicated with the circulation groove, round rods are arranged in the pressure relief grooves, the pressure relief grooves are inserted with inner plates through the round rods, the inner plates are close to one side of the middle part of the balance cylinder, the balance cylinder is connected with the inner surface of the pressure relief grooves through the arranged pressure relief springs, the pressure relief grooves are close to the circulation groove, and the eardrums are close to one side surface of the middle part of the balance cylinder and connected with the surface of the inner plates.
As a further improvement of the technical scheme, the infusion body comprises an inner tube and an outer tube, wherein the outer tube is partially wound on the surface of the inner tube, one end of the outer tube is far away from the inner tube and communicated with the bottom of the circulation groove, the inner tube is provided with a pump, one end of the inner tube is far away from the outer tube and communicated with the heat storage bin, the outer tube is provided with a pump II, and the inner tube and the outer tube are internally provided with heat conduction liquid.
As a further improvement of the technical scheme, a temporary storage bin is arranged in the heat storage box, the temporary storage bin is positioned above the heat storage box, the part of the outer tube, which is close to the temporary storage bin, is communicated with a sleeve, the sleeve is communicated with the temporary storage bin, the temporary storage bin is provided with a water outlet penetrating through the bottom of the temporary storage bin, the bottom of the water outlet is communicated with the top of the heat storage bin, and a bottom plug is arranged in the water outlet.
As a further improvement of the technical scheme, a temperature sensing pipe is arranged in the sleeve, the upper end and the lower end of the temperature sensing pipe are communicated with the outer pipe, a cooling discharge pipe is communicated with the side surface of the temperature sensing pipe, the cooling discharge pipe is communicated with the sleeve, an empty pipe is arranged on one side of the surface of the temperature sensing pipe, an air bag is connected to one side surface of the temperature sensing pipe, the bottom of the empty pipe is rotatably connected with a rocker, the air bag is close to one end of the temperature sensing pipe and is rotatably connected with the top of the rocker, the bottom of the rocker is rotatably connected with a medium plate, the other end of the medium plate is rotatably connected with a blocking plate, and the blocking plate is in plug-in fit with the bottom of the temperature sensing pipe.
As a further improvement of the technical scheme, the top of the bottom plug is connected with a floating ball, the top of the floating ball is provided with a displacement pipe, the lower surface of the top in the temporary storage bin is provided with a connecting rod, and the connecting rod is in insertion fit with the displacement pipe.
As a further improvement of the technical scheme, the bottom of the temporary storage bin is provided with a manual control groove, a manual control cylinder is rotationally connected in the manual control groove, the manual control cylinder is provided with a through groove penetrating through the surface of the manual control cylinder, and one end of the manual control cylinder penetrates through the heat storage box and is connected with a valve.
Compared with the prior art, the invention has the beneficial effects that:
1. in the heat recovery circulation system for the lithium battery rotary kiln, the fixed connection between the contact ring and the surface of the rotary kiln cylinder body is ensured by inserting the fixing pin into the surface of the rotary kiln cylinder body, the inner groove is formed in the inner surface of the contact ring, and the heat-conducting silicone grease is coated in the inner groove, so that the gap between the contact ring and the surface of the rotary kiln cylinder body can be filled, the contact area with the surface of the rotary kiln cylinder body is increased, and the efficiency of receiving the heat dissipated outside the rotary kiln cylinder body is improved.
2. In this heat recovery circulation system that lithium cell rotary kiln used, through being equipped with a balance section of thick bamboo, when liquid leads to expend with heat and contract with cold because of being heated, when its volume change leads to the pressure in the circulation tank to change, the corresponding emergence of tympanic membrane in the balance section of thick bamboo is to the deformation in the balance section of thick bamboo or to the balance section of thick bamboo outside to slow down the range of change of pressure, avoid taking place the violent change of pressure, and through being equipped with the pressure release spring, can be when the liquid volume changes in the circulation tank, promote the tympanic membrane and make corresponding deformation.
3. In this heat recovery circulation system that lithium cell rotary kiln used, the heat that the outside thermal diffusion radiant of barrel of rotary kiln radiated out is received by the contact ring that is attached to barrel surface, and by contact ring with heat transfer to conductor, the conductor intensifies and heats the internal low-temperature liquid of infusion with heat-conducting mode, accomplish thermal transmission, the infusion fluid will absorb thermal high-temperature liquid and send into in the heat storage storehouse, when rotary kiln barrel temperature reduces, because the temperature of the high-temperature liquid that the heat storage storehouse flows out is higher than the temperature of rotary kiln barrel, make the high-temperature liquid in the heat storage storehouse through the infusion fluid reverse with heat transfer to the conductor in, and heat the barrel through conductor and contact ring, thereby reduce the energy that heats the rotary kiln barrel and consume.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic overall cross-sectional structure of the present invention;
FIG. 3 is a schematic view of a base structure of the present invention;
FIG. 4 is a schematic view of the structure of the heat absorber of the present invention;
FIG. 5 is a schematic cross-sectional view of a conductor of the present invention;
FIG. 6 is a schematic cross-sectional view of the balance cylinder of the present invention;
FIG. 7 is a schematic view of a portion of an infusion fluid according to the present invention;
FIG. 8 is a schematic view of a portion of an infusion fluid according to the present invention;
FIG. 9 is a schematic cross-sectional view of a regenerator in accordance with the present invention;
fig. 10 is a schematic view of the hand control cartridge of the present invention.
The various reference numbers in the figures mean:
1. recycling the equipment; 11. a base; 111. a collar; 112. aligning the grooves; 113. a baffle plate; 12. a heat absorbing body; 121. a contact ring; 122. an outer ring; 123. a fixing pin; 124. an inner tank; 13. a conductor; 131. an absorber ring; 132. a circulation tank; 133. a balance cylinder; 134. a heat insulating ring; 135. an inner plate; 136. a tympanic membrane; 14. transfusion liquid; 141. an inner tube; 142. an outer tube; 143. a first pump; 144. a second pump; 145. a sleeve; 146. a temperature sensing tube; 147. an air bag; 148. a seesaw; 149. a blocking plate; 15. a heat accumulator; 151. a heat storage tank; 152. a temporary storage bin; 153. a bottom plug; 154. a floating ball; 155. a connecting rod; 156. a manual control groove; 157. a manual control cylinder; 158. a through groove; 159. and (4) a valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "a", "an" and "the" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined by a "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example 1
Referring to fig. 1 to 10, an object of the present embodiment is to provide a heat recycling system for a lithium battery rotary kiln, which includes a recycling device 1, the recycling device 1 includes a base 11 and heat accumulators 15 located at two sides of the base 11, collars 111 are symmetrically disposed at left and right ends of a top of the base 11, rolling grooves are disposed in the collars 111, each rolling groove is an annular groove, a heat absorber 12 is disposed in the collar 111, the heat absorber 12 includes a contact ring 121, outer rings 122 are disposed at two ends of an outer surface of the contact ring 121, a rolling bar is disposed on a surface of the outer ring 122, the rolling bar is an annular protrusion, the rolling bar is rotatably connected to the rolling groove, the annular protrusion is clamped in the annular groove to rotatably connect the rolling bar to the rolling groove, a conductor 13 is sleeved on an exposed portion of the outer surface of the contact ring 121, the conductor 13 is fixedly connected to an inner side surface of the collars 111, the conductor 13 is used for guiding heat out of the contact ring 121, the front side and the rear side of the base 11 are provided with opposite grooves 112, baffles 113 are inserted in the opposite grooves 112, infusion fluid 14 is arranged in the baffles 113, the top of one end of the infusion fluid 14 is communicated with the bottom of the conductor 13, the other end of the infusion fluid 14 is positioned in the heat accumulator 15, the infusion fluid 14 is used for guiding heat of the conductor 13 out to the heat accumulator 15 for storage, the heat accumulator 15 comprises a heat accumulation box 151 in insertion fit with the baffles 113, a heat accumulation bin is arranged in the heat accumulation box 151, the other end of the infusion fluid 14 is communicated with the heat accumulation bin, heat radiated out by the barrel of the rotary kiln through external heat diffusion is received by a contact ring 121 attached to the surface of the barrel, the contact ring 121 transmits the heat to the conductor 13, the conductor 13 is heated and heats low-temperature liquid in the infusion fluid 14 in a heat conduction mode, heat transmission is completed, the infusion fluid 14 sends the high-temperature liquid absorbed with the heat into the heat accumulation bin, when the temperature of the rotary kiln barrel is reduced, the temperature of the high-temperature liquid flowing out of the heat storage bin is higher than that of the rotary kiln barrel, so that the high-temperature liquid in the heat storage bin reversely transfers heat to the conductor 13 through the infusion fluid 14, the barrel is heated through the conductor 13 and the contact ring 121, and the energy consumed by heating the rotary kiln barrel is reduced.
In specific use of the embodiment, the rotary kiln cylinder drives the contact ring 121 to rotate, the contact ring 121 absorbs heat emitted by the cylinder, the heat is conducted from the contact ring 121 to the absorption ring 131 in contact with the outer surface of the contact ring 121, the heat is conducted to the circulation groove 132 in the absorption ring 131, so that the heat absorbed by the heat-conducting oil flowing in the circulation groove 132 is heated, when the heat-conducting oil flows in the circulation groove 132 and the inner pipe 141 communicated with the circulation groove 132 and passes through the wound part of the outer pipe 142 on the surface of the inner pipe 141, the temperature of the heat-conducting oil flowing in the outer pipe 142 is lower than that of the heat-conducting oil flowing in the inner pipe 141, so that the heat-conducting oil flowing in the inner pipe 141 is absorbed by the heat-conducting oil of the outer pipe 142, and the heat-conducting oil of the outer pipe 142 flows back to the heat storage bin under the pumping action of the second pump 144, so that the heat is collected and utilized, when the rotary kiln cylinder is cooled due to the temperature of the heat-conducting oil flowing in the inner pipe 141 is lower than that the heat-conducting oil is lost in the heat storage bin, the heat-conducting oil flows along the heat-conducting oil in the outer pipe 142, and the heat-conducting oil is absorbed by the rotary kiln cylinder, so that the heat-conducting oil is quickly absorbed by the heat-absorbing ring 121, and the heat-conducting oil flowing in the rotary kiln cylinder, and the heat-absorbing oil is quickly consumed.
In this embodiment, in order to improve the efficiency of receiving the heat dissipated by the external expansion of the cylinder of the rotary kiln, the fixing pins 123 are symmetrically arranged at the two ends of the inner surface of the contact ring 121, the inner groove 124 is formed in the middle of the inner surface of the contact ring 121, the heat-conducting silicone grease is coated in the inner groove 124, the fixing pins 123 are inserted into the surface of the cylinder of the rotary kiln to ensure the fixed connection between the contact ring 121 and the surface of the cylinder of the rotary kiln, the inner groove 124 is formed, the heat-conducting silicone grease is coated in the inner groove 124, the gap between the contact ring 121 and the surface of the cylinder of the rotary kiln can be filled, the contact area with the surface of the cylinder of the rotary kiln is increased, and the efficiency of receiving the heat dissipated by the external expansion of the cylinder of the rotary kiln is improved.
In order to guide the heat of the contact ring 121, the conductor 13 includes an absorption ring 131 sleeved on the surface of the contact ring 121, the absorption ring 131 is a circular ring structure with a smooth inner surface, two sides of the absorption ring 131 are fixedly connected with the inner side surface of the collar 111, circulation grooves 132 are symmetrically formed in the absorption ring 131, the circulation grooves 132 are a plurality of partial circular ring structure grooves communicated with each other, the bottom of the circulation grooves 132 is communicated with one end of the infusion body 14, a balance cylinder 133 is arranged in the absorption ring 131, the balance cylinder 133 is communicated with the circulation grooves 132, the contact between the smooth inner surface and the outer surface of the contact ring 121 can reduce friction force, so that the contact ring 121 is driven by the rotary kiln cylinder to pinch and rotate on the absorption ring 131, and the smooth surface can ensure the contact between the outer surface of the contact ring 121 and the inner surface of the absorption ring 131, thereby facilitating the guiding of the heat out of the contact ring 121 and transferring the heat to the circulation grooves 132 to heat the liquid flowing through the circulation grooves 132.
In order to avoid heat loss, heat is concentrated inside the circulation groove 132, the outer surface of the absorption ring 131 is provided with the heat insulation ring 134, the heat insulation ring 134 is of a circular ring structure, the inner wall of the heat insulation ring 134 is provided with a vacuum cavity, the vacuum cavity is a groove of the circular ring structure, the outer surface of the absorption ring 131 is covered by the heat insulation ring 134, the outer surface of the absorption ring 131 can be prevented from being directly exposed, the vacuum cavity is arranged in the heat insulation ring 134, heat loss can be isolated, and therefore heat is concentrated inside the circulation groove 132.
Considering that the volume of the liquid in the circulation tank 132 changes due to expansion with heat and contraction with cold after the temperature of the liquid in the circulation tank 132 rises, in order to maintain and avoid drastic change of the pressure in the circulation tank 132, the balance cylinder 133 has pressure relief grooves formed at both ends, the pressure relief grooves are cylindrical grooves, the pressure relief grooves are communicated with the circulation tank 132, round rods are arranged in the pressure relief grooves, the inner plate 135 is inserted into the pressure relief grooves through the arranged round rods, a pressure relief spring is arranged on one side of the inner plate 135 close to the middle of the balance cylinder 133, the balance cylinder 133 is connected with the inner surface of the pressure relief grooves through the arranged pressure relief spring, the tympanic membrane 136 is arranged on the position of the pressure relief grooves close to the circulation tank 132, the surface of one side of the tympanic membrane 136 close to the middle of the balance cylinder 133 is connected with the surface of the inner plate 135, and when the volume of the liquid causes pressure change in the circulation tank 132 due to expansion with heat and contraction with cold due to heat, the tympanic membrane 136 in the balance cylinder 133 correspondingly deforms into the balance cylinder 133 or to the outside of the balance cylinder 133, thereby reducing the change of the pressure, and avoiding drastic change of the pressure, and the tympanic membrane 136 is pushed to correspondingly deform correspondingly when the volume change in the circulation tank 132 due to generate the liquid in the circulation tank 132 by the pressure relief spring.
In order to facilitate the heat of the conductor 13 to be conducted out to the heat storage body 15, the infusion fluid 14 includes an inner tube 141 and an outer tube 142 partially wound around the surface of the inner tube 141, one end of the inner tube 141 away from the outer tube 142 is communicated with the bottom of the circulation tank 132, the inner tube 141 is provided with a first pump 143, one end of the outer tube 142 away from the inner tube 141 is communicated with the heat storage bin, the outer tube 142 is provided with a second pump 144, both the inner tube 141 and the outer tube 142 are provided with heat transfer fluid, the heat transfer fluid is a substance for heat transfer in a liquid phase or a gas phase, such as mineral oil type heat transfer oil, the heat in the absorption ring 131 is absorbed by the heat transfer oil in the circulation tank 132, the heat transfer oil continuously flows in the inner tube 141 and the circulation tank 132 under the pumping action of the first pump 143, the heat transfer oil in the second pump 144 flows in the outer tube 142, when passing through the outer tube 142, the heat transfer oil flows from a high temperature region to a low temperature region, and the heat transfer oil flows to the heat storage bin 142.
When the temperature of the rotary kiln barrel is low, in order to maintain the temperature of the rotary kiln barrel, after heat of heat transfer oil which flows through the outer pipe 142 and is wound on the surface of the inner pipe 141 runs off, the temperature of the heat transfer oil is low and flows directly into the heat storage bin, the heat of other heat transfer oil in the heat storage bin can be absorbed, the temperature in the heat storage bin decreases, so that the gradient difference of heat between the outer pipe 142 and the inner pipe 141 is reduced, and therefore the heat cannot flow back, a temporary storage bin 152 is arranged in a heat storage tank 151, the temporary storage bin 152 is positioned above the heat storage tank 151, a sleeve 145 is communicated with the part, close to the temporary storage bin 152, of the outer pipe 142, the sleeve 145 is communicated with the temporary storage bin 152, a water outlet penetrating through the bottom of the temporary storage bin is formed in the temporary storage bin 152, a bottom plug 153 is arranged in the water outlet, and through the temporary storage bin 152, when the heat of high-temperature heat transfer oil is discharged and converted into low-temperature heat transfer oil, the low-temperature heat transfer oil cannot directly flow back into the temporary storage bin 152, so that the low-temperature heat transfer oil flows along the heat storage bin 145, and the heat storage bin 142 and the heat storage bin can flow out.
In order to control the flow of low-temperature and high-temperature heat transfer oil conveniently, a temperature sensing tube 146 is arranged in a sleeve 145, the temperature sensing tube 146 is positioned in an outer tube 142, the upper end and the lower end of the temperature sensing tube 146 are communicated with the outer tube 142, a cold discharge tube is communicated with the side surface of the temperature sensing tube 146 and positioned in the sleeve 145, the cold discharge tube is communicated with the sleeve 145, a hollow tube is arranged on one side of the surface of the temperature sensing tube 146, an air bag 147 is connected with the surface of one side far away from the temperature sensing tube 146 in the hollow tube, the bottom of the hollow tube is rotatably connected with a warped plate 148, one end of the air bag 147 close to the temperature sensing tube 146 is rotatably connected with the top of the warped plate 148, the bottom of the warped plate 148 is rotatably connected with a middle plate, the other end of the middle plate is rotatably connected with a blocking plate 149, the blocking plate 149 is in insertion fit with the bottom of the temperature sensing tube 146, the blocking plate 149 is a circular plate with a square bulge at one end, when the heat transfer oil in the outer tube 142 flows through the temperature sensing tube 146, when the temperature of the heat conduction oil is higher, the heat is transferred along the empty pipe, so that the air bag 147 is heated and expanded, the air bag 147 moves towards one side of the temperature sensing pipe 146, the rocker 148 is driven to drive the blocking plate 149 to leave the bottom of the temperature sensing pipe 146, at the moment, the heat conduction oil can directly pass through the bottom of the temperature sensing pipe 146 and flows downwards to enter the heat storage bin, when the temperature of the heat conduction oil is lower, the air bag 147 in the empty pipe is cooled and contracted, the air bag 147 moves towards the direction away from the temperature sensing pipe 146, the blocking plate 149 is driven to be inserted into the bottom of the temperature sensing pipe 146 through the rocker 148, and as the circular plate structure of the blocking plate 149 just blocks the bottom of the temperature sensing pipe 146, the low-temperature conduction oil cannot pass through the bottom of the temperature sensing pipe 146, can only enter the sleeve 145 through the cold discharge pipe and enter the temporary storage bin 152 for temporary storage, and the flow of the low-temperature and high-temperature conduction oil can be controlled conveniently.
When the amount of the low-temperature heat transfer oil temporarily stored in the temporary storage bin 152 is large, in order to avoid poor heat transfer effect caused by insufficient amount of the heat transfer oil in the outer tube 142, the top of the bottom plug 153 is connected with a floating ball 154, the top of the floating ball 154 is provided with a displacement tube, the displacement tube is a circular tube, the top of the circular tube is provided with a groove in a 'T' -shaped cylindrical structure, the lower surface of the top of the temporary storage bin 152 is provided with a connecting rod 155, the connecting rod 155 is a 'T' -shaped cylinder, the connecting rod 155 is in inserted fit with the displacement tube, when the amount of the low-temperature heat transfer oil in the temporary storage bin 152 is gradually increased, the floating ball 154 drives the bottom of the bottom plug 153 to float upwards along the connecting rod 155, when the connecting rod 155 floats upwards, the bottom of the connecting rod 155 in the 'T' -shaped cylindrical structure moves in the groove at the top of the displacement tube, and when the amount of the low-temperature heat transfer oil in the temporary storage bin 152 is large, the floating ball 154 drives the bottom of the bottom plug 153 to separate from the water outlet, so that the low-temperature heat transfer oil in the temporary storage bin 152 flows downwards into the heat storage bin through the water outlet for supplement, and the poor heat transfer effect caused by insufficient amount of the heat transfer oil in the outer tube 142 is avoided.
When the amount of the low-temperature heat conduction oil temporarily stored in the temporary storage bin 152 is not enough to drive the bottom plug 153 to be separated from the water outlet, in order to facilitate the low-temperature heat conduction oil to flow into the heat storage bin, a manual control groove 156 is formed in the bottom of the temporary storage bin 152, a manual control cylinder 157 is rotatably connected to the manual control groove 156, a through groove 158 penetrating through the surface of the manual control cylinder 157 is formed in the manual control cylinder 157, one end of the manual control cylinder 157 penetrates through the heat storage tank 151 to be connected with a valve 159, when a small amount of the low-temperature heat conduction oil in the temporary storage bin 152 needs to be discharged into the heat storage bin, the valve 159 is rotated outside the heat storage tank 151, so that the valve 159 drives the manual control cylinder 157 to rotate in the manual control groove 156 until the top of the through groove 158 is communicated with the temporary storage bin 152, and the bottom of the through groove 158 is communicated with the heat storage bin, and the low-temperature heat conduction oil can enter the heat storage bin from the through groove 158, so that the low-temperature heat conduction oil can be manually controlled to flow into the heat storage bin.
The foregoing shows and describes the general principles, principal features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only preferred examples of the present invention and are not intended to limit the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a heat recovery circulation system that lithium cell rotary kiln used which characterized in that: including reuse equipment (1), reuse equipment (1) includes base (11) and heat accumulator (15) that are located base (11) both sides, both ends symmetry is equipped with lantern ring (111) about base (11) top, set up the roll groove in lantern ring (111), be equipped with heat absorber (12) in lantern ring (111), heat absorber (12) are including contact ring (121), contact ring (121) surface both ends are equipped with outer loop (122), outer loop (122) surface is equipped with the roll bar, the roll bar with roll groove rotation is connected, the exposed part cover of contact ring (121) surface has conductor (13), conductor (13) and lantern ring (111) are close to inboard fixed surface and are connected, conductor (13) are used for deriving the heat of contact ring (121), base (11) front and back both sides have been seted up to groove (112), it has been pegged graft baffle (113) in groove (112), be equipped with infusate (14) in baffle (113), infusate (14) one end top is linked together with conductor (13) bottom, infusate (14) the other end is equipped with in the heat accumulator (15) and heat accumulator (151), heat accumulator (151) cooperation baffle (151), the other end of the infusion body (14) is communicated with the heat storage bin.
2. The heat recovery cycle system for a lithium battery rotary kiln as claimed in claim 1, wherein: fixing pins (123) are symmetrically arranged at two ends of the inner surface of the contact ring (121), an inner groove (124) is formed in the middle of the inner surface of the contact ring (121), and heat-conducting silicone grease is coated in the inner groove (124).
3. The heat recovery cycle system for a lithium battery rotary kiln as claimed in claim 1, wherein: the conductive body (13) comprises an absorption ring (131) sleeved on the surface of the contact ring (121), two sides of the absorption ring (131) are fixedly connected with the inner side surface of the sleeve ring (111), circulation grooves (132) are symmetrically formed in the absorption ring (131), the bottoms of the circulation grooves (132) are communicated with one end of the infusion body (14), a balance cylinder (133) is arranged in the absorption ring (131), and the balance cylinder (133) is communicated with the circulation grooves (132).
4. The heat recovery cycle system for a lithium battery rotary kiln as claimed in claim 3, wherein: the outer surface of the absorption ring (131) is provided with a heat insulation ring (134), and the inner wall of the heat insulation ring (134) is provided with a vacuum cavity.
5. The heat recovery cycle system for a lithium battery rotary kiln as claimed in claim 3, wherein: the pressure release groove has been seted up for both ends in balance section of thick bamboo (133), the pressure release groove with circulation groove (132) are linked together, be equipped with the round bar in the pressure release groove, the pressure release groove has inner panel (135) through the round bar grafting that sets up, inner panel (135) are close to balance section of thick bamboo (133) middle part one side is equipped with the pressure release spring, balance section of thick bamboo (133) through the pressure release spring that sets up with pressure release inslot surface connection, the pressure release groove is close to circulation groove (132) department is equipped with tympanic membrane (136), tympanic membrane (136) are close to balance section of thick bamboo (133) middle part one side surface with inner panel (135) surface connection.
6. The heat recovery cycle system for a lithium battery rotary kiln as claimed in claim 3, wherein: infusion body (14) include inner tube (141) and partial outer tube (142) of twining in inner tube (141) surface, inner tube (141) are kept away from outer tube (142) one end with circulation groove (132) bottom intercommunication, inner tube (141) are equipped with pump (143), outer tube (142) are kept away from inner tube (141) one end with the heat accumulation storehouse is linked together, outer tube (142) are equipped with pump (144) No. two, inner tube (141) with all be equipped with heat conduction liquid in outer tube (142).
7. The heat recovery cycle system for a lithium battery rotary kiln as claimed in claim 6, wherein: the heat storage tank (151) is internally provided with a temporary storage bin (152), the temporary storage bin (152) is positioned above the heat storage tank (151), the outer pipe (142) is partially communicated with a sleeve (145) close to the temporary storage bin (152), the sleeve (145) is communicated with the temporary storage bin (152), the temporary storage bin (152) is provided with a water outlet penetrating through the bottom of the temporary storage bin, the bottom of the water outlet is communicated with the top of the heat storage bin, and a bottom plug (153) is arranged in the water outlet.
8. The heat recovery cycle system for a lithium battery rotary kiln as claimed in claim 7, wherein: be equipped with temperature sensing pipe (146) in sleeve pipe (145), both ends with about temperature sensing pipe (146) are linked together outer tube (142), temperature sensing pipe (146) side surface intercommunication has row cold pipe, row cold pipe with sleeve pipe (145) are linked together, temperature sensing pipe (146) surface one side is equipped with the air traffic control, keep away from in the air traffic control temperature sensing pipe (146) side surface is connected with gasbag (147), the air traffic control bottom is rotated and is connected with wane (148), gasbag (147) are close to temperature sensing pipe (146) one end with wane (148) top is rotated and is connected, wane (148) bottom is rotated and is connected with the medium plate, the medium plate other end is rotated and is connected with closure plate (149), closure plate (149) with the cooperation of pegging graft in temperature sensing pipe (146) bottom.
9. The heat recovery cycle system for a lithium battery rotary kiln as claimed in claim 7, wherein: the top of the bottom plug (153) is connected with a floating ball (154), the top of the floating ball (154) is provided with a displacement pipe, the lower surface of the inner top of the temporary storage bin (152) is provided with a connecting rod (155), and the connecting rod (155) is in plug-in fit with the displacement pipe.
10. The heat recovery cycle system for a lithium battery rotary kiln as claimed in claim 9, wherein: the bottom of the temporary storage bin (152) is provided with a manual control groove (156), the manual control groove (156) is connected with a manual control cylinder (157) in a rotating mode, the manual control cylinder (157) is provided with a through groove (158) penetrating through the surface of the manual control cylinder (157), and one end of the manual control cylinder (157) penetrates through the heat storage box (151) and is connected with a valve (159).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211132988.8A CN115823894B (en) | 2022-09-16 | 2022-09-16 | Heat recovery circulation system for lithium battery rotary kiln |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211132988.8A CN115823894B (en) | 2022-09-16 | 2022-09-16 | Heat recovery circulation system for lithium battery rotary kiln |
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| CN115823894A true CN115823894A (en) | 2023-03-21 |
| CN115823894B CN115823894B (en) | 2023-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211132988.8A Active CN115823894B (en) | 2022-09-16 | 2022-09-16 | Heat recovery circulation system for lithium battery rotary kiln |
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| US4238187A (en) * | 1978-03-25 | 1980-12-09 | Messerschmitt-Bolkow-Blohm Gmbh | Waste heat recovery system |
| CN213396490U (en) * | 2020-10-22 | 2021-06-08 | 枣庄中联水泥有限公司 | Rotary kiln barrel heat recovery device |
| CN113587631A (en) * | 2021-07-26 | 2021-11-02 | 许涛 | Energy-saving cement rotary kiln |
| CN215063581U (en) * | 2021-05-10 | 2021-12-07 | 湖北三品源茶业科技开发有限公司 | Environment-friendly energy-saving heat storage device suitable for frying refined tea |
| CN215177020U (en) * | 2021-06-28 | 2021-12-14 | 徐州汉玺机械设备有限公司 | Waste heat recovery device of rotary kiln |
| CN113834318A (en) * | 2021-09-01 | 2021-12-24 | 佛山市天禄智能装备科技有限公司 | Rotary kiln with waste heat recovery function |
| CN114877700A (en) * | 2022-04-29 | 2022-08-09 | 无为华塑矿业有限公司 | Waste heat utilization heat exchange water heating device of active lime rotary kiln |
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2022
- 2022-09-16 CN CN202211132988.8A patent/CN115823894B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4238187A (en) * | 1978-03-25 | 1980-12-09 | Messerschmitt-Bolkow-Blohm Gmbh | Waste heat recovery system |
| CN213396490U (en) * | 2020-10-22 | 2021-06-08 | 枣庄中联水泥有限公司 | Rotary kiln barrel heat recovery device |
| CN215063581U (en) * | 2021-05-10 | 2021-12-07 | 湖北三品源茶业科技开发有限公司 | Environment-friendly energy-saving heat storage device suitable for frying refined tea |
| CN215177020U (en) * | 2021-06-28 | 2021-12-14 | 徐州汉玺机械设备有限公司 | Waste heat recovery device of rotary kiln |
| CN113587631A (en) * | 2021-07-26 | 2021-11-02 | 许涛 | Energy-saving cement rotary kiln |
| CN113834318A (en) * | 2021-09-01 | 2021-12-24 | 佛山市天禄智能装备科技有限公司 | Rotary kiln with waste heat recovery function |
| CN114877700A (en) * | 2022-04-29 | 2022-08-09 | 无为华塑矿业有限公司 | Waste heat utilization heat exchange water heating device of active lime rotary kiln |
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| CN115823894B (en) | 2023-09-12 |
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