CN210866395U - Lithium battery aging and heating system - Google Patents

Abstract

The utility model provides a system of lithium cell ageing heating, including ageing room, a heat return pipeline and a heat transfer pipeline, ageing room one side turn on and be connected with a heat return pipeline, a heat return pipeline one side has been arranged one number and has been sent the heat pipeline, the heating package has been arranged to ageing room bottom one side, heating package one side turn on and be connected with the fan, bottom end fixedly connected with supporting skeleton in the ageing room, supporting skeleton top fixedly connected with iron plate, iron plate internally arranged has the gas pocket, top end fixedly connected with ceiling in the ageing room. The novel design can be regulated and control the inside temperature in ageing room, makes the temperature keep in certain to reduce the ageing time of lithium cell, improve production efficiency, and can make the even distribution of heat inside ageing room, can filter the inside hot-air that gets into ageing room simultaneously, avoids inside peculiar smell of hot-air or dust to cause harmful effects, comparatively practical to staff and lithium cell.

Description

Lithium battery aging and heating system

Technical Field

The utility model relates to a heating system technical field specifically is a system of lithium cell ageing heating.

Background

Along with the application of the lithium ion battery in various fields, the lithium ion battery is gradually popularized in the fields of electric automobiles, new energy ships, electric forklifts, military affairs and the like, particularly, the output of the new energy automobiles in China is further accelerated and stabilized, the power battery can drive the scale of the lithium ion battery in China to continuously and rapidly increase in the future, and meanwhile, along with the trend of the global vigorous development of the new energy automobiles, the market share of the field of the power battery in China in the world can be continuously improved in the future. In the manufacturing process of a power lithium ion battery, the battery after baking and liquid injection needs to be aged and placed in order to ensure that electrolyte can fully infiltrate a pole piece and improve the stability of the performance of the battery.

The existing heating system cannot keep the temperature inside the aging room within a certain range, cannot evenly distribute the temperature inside the aging room, cannot filter hot air entering the aging room, and cannot meet the requirements of people.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem who solves provides a system of lithium cell ageing heating, the modern design can be regulated and control the temperature of ageing house inside, make the temperature keep in certain, in order to reduce the ageing time of lithium cell, improve production efficiency, and can make the even distribution of heat inside ageing house, can filter the inside hot-air that gets into ageing house simultaneously, avoid inside peculiar smell of hot-air or dust to cause harmful effects to staff and lithium cell, it is comparatively practical, in order to solve the problem that proposes among the above-mentioned background art.

The utility model provides a technical problem adopt following technical scheme to realize:

a lithium battery aging and heating system comprises an aging room, a first heat return pipeline and a first heat supply pipeline, wherein one side of the aging room is in conduction connection with the first heat return pipeline, one side of the first heat return pipeline is provided with the first heat supply pipeline, one side of the bottom end of the aging room is provided with a heating bag, one side of the heating bag is in conduction connection with a fan, the inner bottom end of the aging room is fixedly connected with a supporting framework, the top end of the supporting framework is fixedly connected with an iron plate, an air hole is arranged inside the iron plate, the inner top end of the aging room is fixedly connected with a ceiling, the bottom end of the ceiling is fixedly connected with a first thermocouple, the inside of the ceiling is fixedly connected with an air inlet, the top end of the ceiling is fixedly connected with a heat supply branch pipe, the inner bottom end of the air inlet is fixedly connected with an air, the bottom end of the active carbon block is provided with a ceramic filter plate, two sides of the support framework are uniformly provided with diversion lanes, and one end of each diversion lane is in conduction connection with a diversion main lane.

Furthermore, the bottom end of the first heat return pipeline is in conduction connection with a second heat return pipeline, the bottom end of the first heat supply pipeline is in conduction connection with a second heat supply pipeline, one side of the heating bag is in conduction connection with a first connecting pipe, and one side wall of the fan is in conduction connection with a second connecting pipe.

Further, the top end of the heating bag is movably connected with a box door, the inside of the heating bag is fixedly connected with a supporting plate, the top end of the supporting plate is fixedly connected with an electric heating pipe, and the bottom end of the box door is fixedly connected with a second thermocouple.

Further, the inside fixedly connected with metal protection network of air-out cover, the equal swing joint in air-out cover both sides has the jib, and jib top and ceiling swing joint, the through-hole has been arranged to cartridge filter top periphery.

Furthermore, the heat supply branch pipes are in conduction connection with a first heat supply pipeline, the first heat return pipeline is in conduction connection with a flow guide main pipeline through a pipeline, the first connecting pipe is in conduction connection with a second heat return pipeline, and the second connecting pipe is in conduction connection with the second heat supply pipeline.

Furthermore, the fan, the first thermocouple, the electric heating pipe and the second thermocouple are electrically connected with an external control box through leads.

Compared with the prior art, the beneficial effects of the utility model are that:

1. can be with the heat of heating package inside through No. two connecting pipes input No. two send hot pipe way inside through the fan to the heat of being convenient for sends hot pipe branch through a send hot pipe way input and manages inside, makes the heat can discharge inside the ageing room through the air outlet, so that heat the lithium cell.

2. Through the activated carbon piece of cartridge filter internal arrangement, can adsorb the inside peculiar smell of the inside hot-air that gets into the ageing room to prevent that the inside peculiar smell of hot-air from being overweight and influencing the staff at the inside normal work in ageing room, can carry out good filtration to the dust of hot-air inside through ceramic filter simultaneously, thereby prevent that external dust lamp material from getting into the ageing room inside, avoid suffering harmful effects to the lithium cell, it is comparatively practical.

3. The hot air is convenient to carry out evenly and distribute through the air outlet cover, thereby improving the uniformity of the heating of the aging room to the lithium battery, and simultaneously detecting the temperature inside the aging room through a thermocouple, and preventing the heating effect of the aging room to the lithium battery from being influenced by overhigh or overlow temperature inside the aging room.

4. Can carry out good fixed effect of support to the steel sheet through supporting framework, wherein, the inside gas pocket that evenly arranges of steel sheet, the inside gas admission water conservancy diversion lane of ageing room of being convenient for is inside, and water conservancy diversion lane one end and water conservancy diversion main road turn-on connection to can make inside gas of ageing room can be even get into inside the water conservancy diversion main road through the water conservancy diversion lane, prevent that gas from too concentrating, and influence the inside thermal homogeneity of ageing room, it is comparatively practical.

5. Through the combination of water conservancy diversion main track and a heat return pipeline, be convenient for gas through the pipeline get into inside a backheating pipeline, and a backheat pipeline is connected with No. two backheat pipelines to can make gas give the heating package through a connecting pipe inside, so that make gas carry out the circulation flow.

Drawings

FIG. 1 is a schematic structural diagram of the outer side of the aging room of the present invention;

FIG. 2 is a schematic view of the internal structure of the aging room of the present invention;

fig. 3 is a schematic view of the internal structure of the air outlet of the present invention;

fig. 4 is a schematic structural diagram of the filter cartridge of the present invention;

FIG. 5 is a schematic view of the structure of the diversion main road of the present invention;

FIG. 6 is a schematic view of the heat-supplying branch structure of the present invention;

fig. 7 is a schematic view of the internal structure of the heating bag of the present invention.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the specific drawings.

As shown in fig. 1-7, during operation, an external electric cabinet energizes an electric heating pipe 27 to dissipate heat, and then a fan 5 operates to input heat into a second heat transmission pipe 19 through a second connection pipe 20, so that heat is input into a first heat transmission pipe 3 to be transmitted into a heat transmission branch pipe 11, so that heat can be discharged into an aging room 1 through an air outlet 10 to heat a lithium battery, wherein a filter cylinder 13 is arranged inside the air outlet 10, and an active carbon block 14 is arranged inside the filter cylinder 13, so that odor inside hot air entering the aging room 1 can be adsorbed, thereby preventing the odor inside the hot air from being too heavy to affect normal work of a worker inside the aging room 1, and dust inside the hot air can be well filtered through a ceramic filter plate 15, thereby preventing external dust lamp substances from entering the interior of the aging room 1, avoiding the lithium battery from being adversely affected, being more practical, the hot air inside the heat supply branch pipe 11 is facilitated to enter the inside of the filter cartridge 13 through the through hole 25, so that the filter cartridge 13 filters the hot air, secondly, the hot air is convenient to be uniformly distributed through the air outlet cover 12, so that the heating uniformity of the aging room 1 to the lithium battery is improved, and the hanger rod 23 can perform good hanging effect on the air-out cover 12 to increase the stability of the air-out cover 12 in working, meanwhile, the metal protective net 24 can effectively prevent objects from entering the air outlet cover 12, thereby avoiding influencing the air outlet effect of the air outlet cover 12, being more practical, the temperature inside the aging room 1 can be detected through the first thermocouple 30, and the heating effect of the aging room 1 on the lithium battery is prevented from being influenced by overhigh or overlow temperature inside the aging room 1.

In addition, the steel plate 7 can be supported and fixed well through the supporting framework 6, so that the steel plate 7 can support the rack inside the aging room 1 conveniently, wherein the steel plate 7 is uniformly provided with air holes 8, so that the air inside the aging room 1 can enter the diversion branch channels 16 conveniently, one end of each diversion branch channel 16 is in conduction connection with the diversion main channel 17, so that the air inside the aging room 1 can uniformly enter the diversion main channel 17 through the diversion branch channels 16, the air is prevented from being too concentrated, the uniformity of the heat inside the aging room 1 is influenced, the use is practical, secondly, the diversion main channel 17 is connected with the first heat return pipeline 2 through a pipeline, so that the air can enter the first heat return pipeline 2 through the pipeline, the first heat return pipeline 2 is connected with the second pipeline 18, and the air can be supplied to the heating bag 4 through the first connecting pipe 21, so that make gas carry out circulation flow, and chamber door 22 has been arranged on the hot plate 4 top, the staff of being convenient for overhauls the inside electrical part of heating package 4, can continue to twist the detection to the inside temperature of heating package 4 through No. two thermocouples 28 simultaneously, thereby can make staff control electric heating pipe 27's heat give off, so that guarantee to heat the inside temperature of package 4 in certain extent, can carry out good support to electric heating pipe 27 through backup pad 26 and fix, make it can carry out stable work.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a system for lithium cell ageing heating, includes ageing room (1), backheat pipeline (2) and send hot pipeline (3) No. one, ageing room (1) one side turn on be connected with backheat pipeline (2) No. one, backheat pipeline (2) one side has been arranged and has been sent hot pipeline (3) No. one, its characterized in that: the heating bag (4) is arranged on one side of the bottom end of the aging room (1), a fan (5) is connected on one side of the heating bag (4), a supporting framework (6) is fixedly connected to the inner bottom end of the aging room (1), an iron plate (7) is fixedly connected to the top end of the supporting framework (6), an air hole (8) is arranged inside the iron plate (7), a ceiling (9) is fixedly connected to the inner top end of the aging room (1), a first thermocouple (30) is fixedly connected to the bottom end of the ceiling (9), an air inlet (10) is fixedly connected to the inside of the ceiling (9), a heat delivery branch pipe (11) is fixedly connected to the top end of the ceiling (9), an air outlet cover (12) is fixedly connected to the inner bottom end of the air inlet (10), a filter cylinder (13) is fixedly connected to the inside of the air, the ceramic filter plates (15) are arranged at the bottom ends of the active carbon blocks (14), diversion sub-channels (16) are uniformly arranged on two sides of the supporting framework (6), and one ends of the diversion sub-channels (16) are in conduction connection with diversion main channels (17).

2. The system for aging and heating lithium batteries according to claim 1, wherein: the bottom end of the first heat return pipeline (2) is connected with a second heat return pipeline (18) in a conduction mode, the bottom end of the first heat supply pipeline (3) is connected with a second heat supply pipeline (19) in a conduction mode, one side of the heating bag (4) is connected with a first connecting pipe (21) in a conduction mode, and one side wall of the fan (5) is connected with a second connecting pipe (20) in a conduction mode.

3. The system for aging and heating lithium batteries according to claim 1, wherein: the heating bag is characterized in that a box door (22) is movably connected to the top end of the heating bag (4), a supporting plate (26) is fixedly connected to the inside of the heating bag (4), an electric heating pipe (27) is fixedly connected to the top end of the supporting plate (26), and a second thermocouple (28) is fixedly connected to the bottom end of the box door (22).

4. The system for aging and heating lithium batteries according to claim 1, wherein: go out inside fixedly connected with metal protection network (24) of fan housing (12), the equal swing joint in fan housing (12) both sides has jib (23), and jib (23) top and ceiling (9) swing joint, through-hole (25) have been arranged to cartridge filter (13) top periphery.

5. The system for aging and heating lithium batteries according to claim 2, wherein: the heat supply branch pipes (11) are in conduction connection with the first heat supply pipeline (3), the first heat return pipeline (2) is in conduction connection with the flow guide main pipeline (17) through a pipeline, the first connecting pipe (21) is in conduction connection with the second heat return pipeline (18), and the second connecting pipe (20) is in conduction connection with the second heat supply pipeline (19).

6. The system for aging and heating lithium batteries according to claim 3, wherein: the fan (5), the first thermocouple (30), the electric heating pipe (27) and the second thermocouple (28) are electrically connected with an external control box through leads.

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