CN115823894B - Heat recovery circulation system for lithium battery rotary kiln - Google Patents
Heat recovery circulation system for lithium battery rotary kiln Download PDFInfo
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- CN115823894B CN115823894B CN202211132988.8A CN202211132988A CN115823894B CN 115823894 B CN115823894 B CN 115823894B CN 202211132988 A CN202211132988 A CN 202211132988A CN 115823894 B CN115823894 B CN 115823894B
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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. The heat-absorbing body comprises a contact ring, an outer ring is arranged on the contact ring, a rolling bar is arranged on the outer ring, a conductor is sleeved on the contact ring, a pair of grooves is formed in the base, a baffle is inserted into the grooves, a liquid conveying body is arranged in the baffle, the heat-absorbing body comprises a heat-accumulating box, and a heat-accumulating bin is arranged in the heat-accumulating box. According to the invention, the heat radiated by outward heat diffusion of the cylinder body of the rotary kiln is absorbed and stored, and the heat is transmitted into the heat storage bin from the liquid for storage, when the temperature of the cylinder body of the rotary kiln is reduced, the heat is reversely transmitted into the conductive body and is heated as the temperature of the high-temperature liquid of the heat storage bin is higher than that of the cylinder body of the rotary kiln, so that the energy consumed by heating the cylinder body 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, the product heated at high temperature through the rotary kiln can achieve good service 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 sintering 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 sintering period, good furnace temperature uniformity, low labor intensity and the like.
When the lithium battery rotary kiln is used for charging and discharging, the cylinder of the rotary kiln can be cooled down due to the fact that heating is stopped, extra energy is required to be consumed in order to heat the cylinder of the rotary kiln to the temperature for calcining 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, in addition, heat loss can be caused by outward heat diffusion of the rotary kiln, more energy is required to be consumed to maintain the temperature of the rotary kiln in order to ensure the calcination of the lithium battery materials, and in order to reduce the energy consumed by heat loss of the rotary kiln, a heat recovery circulation system for the lithium battery rotary kiln is provided.
Disclosure of Invention
The invention aims to provide a heat recovery circulation system for a lithium battery rotary kiln, which aims to solve the problems in the background technology.
The invention aims to achieve the purpose, and provides a heat recovery circulation system for a lithium battery rotary kiln, which comprises a recycling device, wherein the recycling device comprises a base and heat accumulators positioned on two sides of the base, lantern rings are symmetrically arranged at the left and right ends of the top of the base, rolling grooves are formed in the lantern rings, heat absorbers are arranged in the lantern rings, the heat absorbers comprise contact rings, outer rings are arranged at two ends of the outer surfaces of the contact rings, rolling strips are arranged on the surfaces of the outer rings, the rolling strips are rotationally connected with the rolling grooves, a conductor is sleeved on the exposed part of the outer surfaces of the contact rings, the conductor is fixedly connected with the surfaces of the lantern rings close to the inner sides, the conductor is used for guiding out heat of the contact rings, opposite grooves are formed in the front side and the rear side of the base, baffles are inserted in the opposite grooves, liquid conveying bodies are arranged in the baffles, one ends of the liquid conveying bodies are communicated with the bottoms of the conductors, the other ends of the liquid conveying bodies are positioned in the heat accumulators, the heat accumulators comprise heat accumulators which are in plug-in connection with the heat accumulators, heat accumulators are arranged in the heat accumulators, heat accumulators are provided with heat storage bins, and the other ends of the heat accumulators are fixedly connected with heat accumulators.
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 conduction 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, 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 side of the absorption ring, the bottoms of the circulation grooves are communicated with one end of the infusion body, a balance cylinder is arranged in the absorption ring, and the balance cylinder is 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 pressure relief grooves are formed in the two ends of the balance cylinder, the pressure relief grooves are communicated with the circulation grooves, round rods are arranged in the pressure relief grooves, the round rods arranged in the pressure relief grooves are inserted into inner plates, the inner plates are close to the middle of the balance cylinder, pressure relief springs are arranged on one sides of the middle of the balance cylinder, the balance cylinder is connected with the inner surfaces of the pressure relief grooves through the pressure relief springs, the pressure relief grooves are close to the circulation grooves, and the tympanic membranes are close to the surface of one side of the middle of the balance cylinder and are 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 which is partially wound on the surface of the inner tube, the inner tube is far away from one end of the outer tube and is communicated with the bottom of the circulating groove, a first pump is arranged on the inner tube, one end of the outer tube is far away from the inner tube and is communicated with the heat storage bin, a second pump is arranged on the outer tube, and heat transfer liquid is arranged in the inner tube and the outer tube.
As a further improvement of the technical scheme, a temporary storage bin is arranged in the heat storage box and is positioned above the heat storage box, the outer tube is close to a sleeve pipe communicated with the temporary storage bin, the sleeve pipe is communicated with the temporary storage bin, a water outlet penetrating through the bottom of the temporary storage bin is formed in 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 tube is arranged in the sleeve, the upper end and the lower end of the temperature sensing tube are communicated with the outer tube, a cold discharging tube is communicated with the side surface of the temperature sensing tube, an empty tube is arranged on one side of the surface of the temperature sensing tube, an air bag is connected with one side surface of the temperature sensing tube in the empty tube, a rocker is rotationally connected with the bottom of the empty tube, the air bag is close to one end of the temperature sensing tube and rotationally connected with the top of the rocker, the bottom of the rocker is rotationally connected with a middle plate, the other end of the middle plate is rotationally connected with a blocking plate, and the blocking plate is in plug-in fit with the bottom of the temperature sensing tube.
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 tube, the lower surface of the top in the temporary storage bin is provided with a connecting rod, and the connecting rod is in plug-in fit with the displacement tube.
As a further improvement of the technical scheme, a manual control groove is formed in the bottom of the temporary storage bin, a manual control cylinder is rotationally connected to the manual control groove, a through groove penetrating through the surface of the manual control cylinder is formed in the manual control cylinder, and one end of the manual control cylinder penetrates through the heat storage box to be 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 pin is inserted into the surface of the rotary kiln barrel to ensure the fixed connection between the contact ring and the surface of the rotary kiln barrel, the inner groove is formed in the inner surface of the contact ring, and the heat conduction silicone grease is coated in the inner groove, so that the gap between the contact ring and the surface of the rotary kiln barrel can be filled, the contact area with the surface of the rotary kiln barrel is increased, and the efficiency of receiving the heat of the rotary kiln barrel and expanding outside the rotary kiln barrel is improved.
2. In this heat recovery circulation system that lithium cell rotary kiln was used, through being equipped with the balance cylinder, when liquid when being heated and leading to expend with heat and contract with cold, when its volume change leads to the pressure in the circulation groove to change, the corresponding emergence of tympanic membrane in the balance cylinder is to the deformation in the balance cylinder or to the balance cylinder outside to slow down the variation range of pressure, avoid taking place the violent change of pressure, and through being equipped with the relief spring, can promote the tympanic membrane and make corresponding deformation when the liquid volume changes in the circulation groove.
3. In the heat recovery circulation system for the lithium battery rotary kiln, heat radiated by outward thermal diffusion of the cylinder body of the rotary kiln is received by the contact ring attached to the surface of the cylinder body, the contact ring transmits the heat to the conductor, the conductor heats up and heats low-temperature liquid in the infusion body in a heat conduction mode to complete heat transmission, the infusion body sends the high-temperature liquid with the heat absorbed into the heat storage bin, and when the temperature of the cylinder body of the rotary kiln is reduced, the high-temperature liquid flowing out of the heat storage bin is higher than the temperature of the cylinder body of the rotary kiln, so that the high-temperature liquid in the heat storage bin reversely transmits the heat into the conductor through the infusion body and heats the cylinder body through the conductor and the contact ring, thereby reducing the energy consumed by heating the cylinder body of the rotary kiln.
Drawings
FIG. 1 is a schematic diagram 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 a heat absorber structure according to the present invention;
FIG. 5 is a schematic cross-sectional view of a conductor according to the present invention;
FIG. 6 is a schematic cross-sectional view of a balance cylinder according to the present invention;
FIG. 7 is a schematic view of a portion of an infusion body of the present invention;
FIG. 8 is a schematic diagram of two parts of an infusion set according to the present invention;
FIG. 9 is a schematic cross-sectional view of a heat accumulator according to the present invention;
fig. 10 is a schematic view of the manual control cylinder structure of the present invention.
The meaning of each reference sign in the figure is:
1. recycling equipment; 11. a base; 111. a collar; 112. a groove is formed; 113. a baffle; 12. a heat absorber; 121. a contact ring; 122. an outer ring; 123. a fixing pin; 124. an inner tank; 13. a conductor; 131. an absorption ring; 132. a circulation tank; 133. a balance cylinder; 134. a heat insulating ring; 135. an inner plate; 136. a tympanic membrane; 14. delivering 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 closure plate; 15. a heat storage body; 151. a heat storage tank; 152. 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 (3) a valve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should 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", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like 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 defining "a", "an", "the second" may include one or more such features, either explicitly or implicitly. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Example 1
Referring to fig. 1-10, an objective of the present embodiment is to provide a heat recovery circulation system for a lithium battery rotary kiln, which comprises a recycling device 1, wherein the recycling device 1 comprises a base 11 and heat storage bodies 15 positioned at two sides of the base 11, two ends of the top of the base 11 are symmetrically provided with a collar 111, a rolling groove is formed in the collar 111, the rolling groove is an annular groove, a heat absorbing body 12 is arranged in the collar 111, the heat absorbing body 12 comprises a contact ring 121, two ends of the outer surface of the contact ring 121 are provided with outer rings 122, the surfaces of the outer rings 122 are provided with rolling bars, the rolling bars are annular protrusions, the rolling bars are rotationally connected with the rolling grooves, the annular protrusions are clamped in the annular grooves to realize the rotational connection of the rolling bars and the rolling grooves, exposed parts of the outer surfaces of the contact ring 121 are sleeved with a conductor 13, the conductor 13 is fixedly connected with the inner side surfaces close to the collar 111, the conductor 13 is used for guiding out heat of the contact ring 121, the base 11 is provided with a pair groove 112 on the front and back sides, a baffle 113 is inserted in the pair groove 112, a liquid conveying body 14 is arranged in the baffle 113, one end top of the liquid conveying body 14 is communicated with the bottom of the conductor 13, the other end of the liquid conveying body 14 is positioned in the heat accumulator 15, the liquid conveying body 14 is used for guiding out the heat of the conductor 13 into the heat accumulator 15 for preservation, the heat accumulator 15 comprises a heat accumulation box 151 which is in inserted connection with the baffle 113, a heat accumulation bin is arranged in the heat accumulation box 151, the other end of the liquid conveying body 14 is communicated with the heat accumulation bin, the heat radiated by the outward thermal diffusion of the cylinder body of the rotary kiln is received by a contact ring 121 attached to the surface of the cylinder body, the heat is transferred to the conductor 13 through the contact ring 121, the low-temperature liquid in the liquid conveying body 13 is heated in a thermal conduction mode, the transfer of the heat is completed, the liquid conveying body 14 sends the high-temperature liquid with the absorbed heat into the heat accumulation bin, when the temperature of the rotary kiln cylinder is reduced, the temperature of the high-temperature liquid flowing out of the heat storage bin is higher than that of the rotary kiln cylinder, so that the high-temperature liquid in the heat storage bin reversely transfers heat into the conductor 13 through the liquid conveying body 14, and the cylinder is heated through the conductor 13 and the contact ring 121, thereby reducing the energy consumed for heating the rotary kiln cylinder.
When the rotary kiln is specifically used, the contact ring 121 is driven by the rotary kiln cylinder to rotate, the contact ring 121 absorbs heat emitted by the cylinder, the heat is conducted by the contact ring 121 into the absorption ring 131 contacted with the outer surface of the contact ring 121, the heat is conducted into the circulation tank 132 in the absorption ring 131, the heat is absorbed by the heat conduction oil flowing in the circulation tank 132, the temperature of the heat conduction oil is raised, when the heat conduction oil flows in the circulation tank 132 and the inner pipe 141 communicated with the circulation tank 132, the temperature of the heat conduction oil flowing in the outer pipe 142 is lower than the temperature of the heat conduction oil flowing in the inner pipe 141 when passing through the winding part of the outer pipe 142, the heat loss of the heat conduction oil flowing in the inner pipe 141 is reduced by the heat conduction oil flowing in the outer pipe 141, the heat conduction oil flowing in the outer pipe 142 is returned into the heat storage bin under the pumping action of the second pump 144, the heat conduction oil flowing in the outer pipe 142 is collected and utilized, and the heat loss of the rotary kiln cylinder is accelerated when the rotary kiln cylinder is cooled due to loading and unloading, the heat loss of the heat conduction oil flowing in the heat storage bin is reduced by the heat loss of the outer pipe 141 when flowing along the inner pipe 142 is reduced by the heat conduction oil flowing in the heat storage tank 142, and the heat loss is reduced due to the heat loss of the heat loss caused by the heat absorption oil.
In this embodiment, in order to improve the efficiency of receiving the heat dissipation of the outer expansion of the rotary kiln cylinder, the two ends of the inner surface of the contact ring 121 are symmetrically provided with the fixing pins 123, the middle part of the inner surface of the contact ring 121 is provided with the inner groove 124, the inner groove 124 is internally coated with heat-conducting silicone grease, the fixed connection between the contact ring 121 and the surface of the rotary kiln cylinder is ensured by inserting the fixing pins 123 into the surface of the rotary kiln cylinder, and the inner groove 124 is provided with the inner groove 124, and the gap between the contact ring 121 and the surface of the rotary kiln cylinder is filled, so that the contact area with the surface of the rotary kiln cylinder is increased, and the efficiency of receiving the heat dissipation of the outer expansion of the rotary kiln cylinder is improved.
In order to guide out the heat of the contact ring 121, the conductor 13 includes an absorbing ring 131 sleeved on the surface of the contact ring 121, the absorbing ring 131 is of a circular ring structure with a smooth inner surface, two sides of the absorbing ring 131 are fixedly connected with the inner surface of the collar 111, circulation grooves 132 are symmetrically formed in the absorbing ring 131, the circulation grooves 132 are a plurality of communicated partial circular ring-shaped structure grooves, the bottom of each circulation groove 132 is communicated with one end of the liquid conveying body 14, a balance cylinder 133 is arranged in the absorbing ring 131 and communicated with the circulation grooves 132, the contact between the smooth inner surface and the outer surface of the contact ring 121 is realized through the contact between the smooth inner surface and the outer surface of the contact ring 121 and the inner surface of the absorbing ring 131, friction force can be reduced, the contact between the outer surface of the contact ring 121 and the inner surface of the absorption ring 131 can be ensured, and therefore the heat of the contact ring 121 can be conveniently guided out, and the heat is transferred into the circulation grooves 132 to heat the liquid flowing through the circulation grooves 132.
In order to avoid heat loss, heat is concentrated in the circulation tank 132, the outer surface of the absorption ring 131 is provided with a 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 of a groove of a circular ring structure, the outer surface of the absorption ring 131 is coated by the heat insulation ring 134, direct exposure of the outer surface of the absorption ring 131 can be avoided, and the vacuum cavity is arranged in the heat insulation ring 134, so that heat loss can be isolated, and heat is concentrated in the circulation tank 132.
Considering that liquid in the circulation tank 132 can lead to the volume change of liquid because of expend with heat and contract with cold after receiving heat temperature rise, in order to maintain and avoid circulation tank 132 internal pressure to take place violently change, the pressure release groove has been seted up for both ends to balance tank 133, the pressure release groove is cylindrical structure recess, the pressure release groove is linked together with circulation tank 132, 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 is close to balance tank 133 middle part one side and is equipped with the relief spring, balance tank 133 is connected with the pressure release inslot surface through the relief spring that sets up, pressure release tank is close to circulation tank 132 department and is equipped with tympanic membrane 136, tympanic membrane 136 is close to balance tank 133 middle part one side surface and is connected with inner panel 135 surface, through being equipped with balance tank 133, when liquid is because of being heated and leading to expend with heat and contract with cold, the corresponding emergence of tympanic membrane 136 in balance tank 133 to balance tank 133 or to the deformation outside balance tank 133 when the pressure change of its volume in the circulation tank 132, thereby slow down the change range of pressure, avoid taking place violent change of pressure, and through being equipped with the relief spring, can promote the corresponding tympanic membrane 136 when liquid volume change takes place in circulation tank 132.
In order to facilitate the heat transfer from the conductor 13 to the heat accumulator 15, the fluid transfer body 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 accumulating chamber, the outer tube 142 is provided with a second pump 144, the inner tube 141 and the outer tube 142 are both internally provided with a heat transfer fluid, the heat transfer fluid is a substance for heat transfer in a liquid phase or a gas phase, such as a 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 under the pumping action of the second pump 144, and when the heat transfer oil passes through the outer tube 142 and winds around the surface of the inner tube 141, namely the heat transfer oil in the inner tube 141 is transferred from the high temperature region to the low temperature region, and the heat accumulating chamber is stored in the outer tube 142.
When the temperature of the rotary kiln cylinder is lower, in order to maintain the temperature of the rotary kiln cylinder, after the heat of the heat conduction oil flowing through the outer tube 142 and winding around the surface part of the inner tube 141 runs off, the temperature of the heat conduction oil is lower, the heat of other heat conduction oil in the heat storage bin can be absorbed, the temperature in the heat storage bin is reduced, the difference between the heat gradients of the outer tube 142 and the inner tube 141 is reduced, thereby being unfavorable for heat backflow, a temporary storage bin 152 is arranged in the heat storage tank 151, the temporary storage bin 152 is positioned above the heat storage tank 151, the part of the outer tube 142, which is close to the temporary storage bin 152, is communicated with the sleeve 145, 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, the bottom of the water outlet is communicated with the top of the heat storage bin, a bottom plug 153 is arranged in the water outlet, after the heat of the high-temperature heat conduction oil is released into low-temperature heat conduction oil, the low-temperature heat conduction oil can not be directly discharged back into the heat storage bin, but flows into the low-temperature heat conduction oil through the sleeve 145, thereby avoiding the low-temperature conduction oil from entering the heat storage bin, the heat storage bin is absorbed by the low-temperature, the heat conduction oil, when the temperature in the heat storage bin is relatively high, the heat is diffused outside the heat storage bin, and the heat is discharged by the water, and the low-temperature heat conduction oil.
In order to facilitate the control of the flow of low-temperature and high-temperature heat conduction oil, a temperature sensing tube 146 is arranged in the sleeve 145, the temperature sensing tube 146 is located in the 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 discharging tube is arranged on the side surface of the temperature sensing tube 146 and is located in the sleeve 145, the cold discharging tube is communicated with the sleeve 145, an empty tube is arranged on one side of the surface of the temperature sensing tube 146, an air sac 147 is connected to one side surface of the empty tube, which is far away from the temperature sensing tube 146, the bottom of the empty tube is rotationally connected with a rocker 148, one end of the air sac 147 is rotationally connected with the top of the rocker 148, the bottom of the rocker 148 is rotationally connected with a middle plate, the other end of the middle plate is rotationally connected with a blocking plate 149, the blocking plate 149 is in plug fit with the bottom of the temperature sensing tube 146, the blocking plate 149 is provided with a square-shaped protruding circular plate at one end, when the heat conduction oil flows through the temperature sensing tube 146 in the outer tube 142, the temperature of the heat conduction oil is higher, the heat conduction oil is transmitted along the hollow tube 147, the air sac 147 is enabled to expand thermally, the air sac 147 moves to one side of the temperature sensing tube 146, the rocker 148 is driven to leave the bottom of the temperature sensing tube 146, the heat conduction oil can directly pass through the bottom of the temperature sensing tube 146, the temperature is enabled to flow downwards through the temperature sensing tube 146, and directly passes through the temperature of the temperature sensing tube 146, and enters the temperature inside the temperature storage tube 146, and is cooled tube 146, can be cooled down, and is cooled by the low temperature is cooled by the temperature and is cooled by the low temperature, and is cooled by the temperature storage tube 146.
When the amount of the low-temperature heat conduction 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 low-temperature heat conduction oil in the outer tube 142, the top of the bottom plug 153 is connected with the floating ball 154, the top of the floating ball 154 is provided with a displacement tube, the displacement tube is a circular tube with a groove with a 'T' -shaped cylindrical structure, the lower surface of the inner top of the temporary storage bin 152 is provided with the connecting rod 155, the connecting rod 155 is in a 'T' -shaped cylindrical body, the connecting rod 155 is in plug-in fit with the displacement tube, when the amount of the low-temperature heat conduction oil in the temporary storage bin 152 is gradually increased, the floating ball 154 drives the bottom plug 153 to float upwards along the connecting rod 155, when the floating is in the 'T' -shaped cylindrical groove at the top of the displacement tube, and when the amount of the low-temperature heat conduction oil in the temporary storage bin 152 is large, the floating ball 154 drives the bottom plug 153 to separate from the water outlet, so that the low-temperature heat conduction oil in the temporary storage bin 152 flows downwards through the water outlet to supplement, and poor effect caused by insufficient amount of the low-temperature heat conduction 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 insufficient to drive the bottom plug 153 to separate 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 rotationally 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 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 interior of the temporary storage bin 152, and the bottom of the through groove 158 is communicated with the interior of the heat storage bin, so that the low-temperature heat conduction oil can be manually controlled to flow into the heat storage bin from the through groove 158.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a heat recovery circulation system that lithium cell rotary kiln was used which characterized in that: including reuse equipment (1), reuse equipment (1) include base (11) and be located heat accumulator (15) of base (11) both sides, both ends symmetry is equipped with lantern ring (111) about base (11) top, set up rolling groove in lantern ring (111), be equipped with absorber (12) in lantern ring (111), absorber (12) include contact ring (121), contact ring (121) surface both ends are equipped with outer loop (122), outer loop (122) surface is equipped with the scrollbar, the scrollbar with rolling groove swivelling joint, contact ring (121) surface exposes the partial cover and has conductor (13), conductor (13) are close to inboard surface fixed connection with lantern ring (111), 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), be equipped with infusion liquid (14) in baffle (113) the interior, infusion body (14) one end with conductor (13) are located heat accumulator (15) are located in the bottom (151), a heat storage bin is arranged in the heat storage box (151), and the other end of the infusion body (14) is communicated with the heat storage bin;
the contact ring (121) inner surface both ends symmetry is equipped with fixed pin (123), inserts rotary kiln barrel surface through being equipped with fixed pin (123) and ensures fixed connection of contact ring (121) and rotary kiln barrel surface, inside groove (124) have been seted up at contact ring (121) inner surface middle part, heat conduction silicone grease scribbles in inside groove (124).
2. The heat recovery cycle system for a lithium battery rotary kiln according to claim 1, wherein: the conductor (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 lantern 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).
3. The heat recovery cycle system for a lithium battery rotary kiln according to claim 2, 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.
4. The heat recovery cycle system for a lithium battery rotary kiln according to claim 2, wherein: the balance cylinder (133) is provided with pressure relief grooves at two ends, the pressure relief grooves are communicated with the circulation groove (132), round rods are arranged in the pressure relief grooves, the round rods arranged in the pressure relief grooves are inserted into inner plates (135), the inner plates (135) are close to pressure relief springs arranged on one sides of the middle parts of the balance cylinder (133), the balance cylinder (133) is connected with the inner surfaces of the pressure relief grooves through the pressure relief springs arranged, the pressure relief grooves are close to the circulation groove (132) and are provided with tympanic membranes (136), and the tympanic membranes (136) are close to one side surfaces of the middle parts of the balance cylinder (133) and the inner plates (135) are connected with surfaces of the inner plates (135).
5. The heat recovery cycle system for a lithium battery rotary kiln according to claim 2, wherein: the infusion body (14) comprises an inner tube (141) and an outer tube (142) which is partially wound on the surface of the inner tube (141), wherein the inner tube (141) is far away from one end of the outer tube (142) and is communicated with the bottom of the circulating groove (132), the inner tube (141) is provided with a first pump (143), the outer tube (142) is far away from one end of the inner tube (141) and is communicated with the heat storage bin, the outer tube (142) is provided with a second pump (144), and heat transfer liquid is arranged in the inner tube (141) and the outer tube (142).
6. The heat recovery cycle system for a lithium battery rotary kiln according to claim 5, wherein: be equipped with temporary storage bin (152) in heat accumulation case (151), temporary storage bin (152) are located heat accumulation case (151) top, outer tube (142) are close to temporary storage bin (152) part intercommunication has sleeve pipe (145), sleeve pipe (145) with temporary storage bin (152) are linked together, the outlet that runs through its bottom has been seted up in temporary storage bin (152), the outlet bottom with heat accumulation bin top is linked together, be equipped with in the outlet bottom plug (153).
7. The heat recovery cycle system for a lithium battery rotary kiln according to claim 6, wherein: be equipped with temperature sensing pipe (146) in sleeve pipe (145), both ends with outer tube (142) are linked together about temperature sensing pipe (146), temperature sensing pipe (146) side surface intercommunication has the cold pipe of arranging, arrange cold pipe with sleeve pipe (145) are linked together, temperature sensing pipe (146) surface one side is equipped with empty pipe, keep away from in the empty pipe temperature sensing pipe (146) one side surface connection has gasbag (147), empty pipe bottom rotation is connected with wane (148), gasbag (147) are close to temperature sensing pipe (146) one end with wane (148) top rotation is connected, wane (148) bottom rotation is connected with the medium plate, the medium plate other end rotation is connected with closure plate (149), closure plate (149) with temperature sensing pipe (146) bottom grafting cooperation.
8. The heat recovery cycle system for a lithium battery rotary kiln according to claim 6, 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 tube, the lower surface of the top in 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 tube.
9. The heat recovery cycle system for a lithium battery rotary kiln according to claim 8, wherein: the manual control groove (156) is formed in the bottom of the temporary storage bin (152), the manual control groove (156) is rotationally connected with the manual control cylinder (157), 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) to be connected with the valve (159).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211132988.8A CN115823894B (en) | 2022-09-16 | 2022-09-16 | Heat recovery circulation system for lithium battery rotary kiln |
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|---|---|---|---|
| CN202211132988.8A CN115823894B (en) | 2022-09-16 | 2022-09-16 | Heat recovery circulation system for lithium battery rotary kiln |
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| CN115823894B true CN115823894B (en) | 2023-09-12 |
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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 |
-
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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| CN115823894A (en) | 2023-03-21 |
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