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CN-224211611-U - Flame-retardant storage device for lithium battery raw materials

CN224211611UCN 224211611 UCN224211611 UCN 224211611UCN-224211611-U

Abstract

The utility model relates to the technical field of auxiliary equipment for lithium battery production, in particular to a flame-retardant storage device for lithium battery raw materials, which comprises an inner box body, wherein a left inner box door and a right inner box door which are symmetrical to each other are hinged on the front side surface of the inner box body, a gas suction pump is arranged outside the inner box body, a suction pipe is fixedly arranged at the air inlet end of the gas suction pump, the suction pipe stretches into the inner box body, a nitrogen generator and a gas delivery pump are also arranged outside the inner box body, the air inlet end of the gas delivery pump is communicated with the nitrogen generator through an air inlet pipe, an air outlet pipe is fixedly arranged at the air outlet end of the gas delivery pump, a left uniform distribution pipe and a right uniform distribution pipe are fixedly arranged on the air outlet pipe, the bottom ends of the two uniform distribution pipes are fixedly arranged on the inner walls of the left side and the right side of the inner box body respectively, and the air outlet ends are fixedly arranged on the bottom wall of the inner box body. The utility model has the advantage of flame-retardant storage, and can effectively inhibit the combustion reaction of the lithium battery raw material.

Inventors

  • DU FANGQING
  • DU XIANGYU
  • ZHOU XIANG
  • ZHENG QIAN
  • DU JIAXIN

Assignees

  • 河南省方芯新能源科技有限公司

Dates

Publication Date
20260508
Application Date
20250620

Claims (8)

  1. 1. The flame-retardant storage device for the lithium battery raw materials comprises an inner box body (10), and is characterized in that two inner box doors (14) which are symmetrical to each other are hinged to the front side surface of the inner box body (10), a gas suction pump (2) is arranged outside the inner box body (10), a suction pipe (20) is fixedly arranged at the air inlet end of the gas suction pump (2), the suction pipe (20) stretches into the inner box body (10), a nitrogen generator (3) and a gas delivery pump (30) are further arranged outside the inner box body (10), the air inlet end of the gas delivery pump (30) is communicated with the nitrogen generator (3) through an air inlet pipe (31), air outlet pipes (32) are fixedly arranged at the air outlet ends of the gas delivery pump (30), two air outlet pipes (33) are fixedly arranged on the inner walls of the left side and the right side of the inner box body (10), the air outlet ends (34) are fixedly arranged at the bottom ends of the air outlet pipe (33), and the bottom ends (34) of the air outlet box (10) are fixedly arranged in the air outlet box.
  2. 2. The flame retardant storage device for lithium battery raw materials as claimed in claim 1, wherein an air suction cover (21) is fixedly arranged at the air inlet end of the suction pipe (20), and the air suction cover (21) is positioned at the top position in the inner box body (10).
  3. 3. The flame retardant storage device for lithium battery raw materials as set forth in claim 1, wherein a horizontal air outlet hole (341) is provided on an end face of the air outlet end (34), and a plurality of upward air outlet holes (342) are provided on a top face of the air outlet end (34).
  4. 4. The flame-retardant storage device for lithium battery raw materials according to claim 1, wherein an outer box body (1) is arranged outside the inner box body (10), and two outer box doors (15) which are symmetrical to each other are hinged on the front side surface of the outer box body (1).
  5. 5. The flame retardant storage device for lithium battery raw materials as claimed in claim 4, wherein a plurality of support columns (11) are fixedly arranged between the inner box body (10) and the outer box body (1), and the support columns (11) are used for supporting operation of the inner box body (10).
  6. 6. The flame-retardant storage device for lithium battery raw materials according to claim 1, wherein a plurality of mesh placing frames (12) are fixedly arranged on the inner wall of the inner box body (10), and the mesh placing frames (12) are of a mesh plate structure.
  7. 7. The flame-retardant storage device for lithium battery raw materials according to claim 4, wherein a plurality of supporting legs (13) are fixedly arranged at the bottom of the outer box body (1), and the heights of the supporting legs (13) are 6 cm-10 cm.
  8. 8. The flame retardant storage device for lithium battery raw materials as claimed in claim 5, wherein sealing gaskets (16) are arranged on the inner side surfaces of the inner box door (14) and the outer box door (15), and corresponding door locks are arranged on the inner box door (14) and the outer box door (15).

Description

Flame-retardant storage device for lithium battery raw materials Technical Field The utility model relates to the technical field of auxiliary equipment for lithium battery production, in particular to a flame-retardant storage device for lithium battery raw materials. Background Along with the rapid development of new energy industry, the lithium battery is widely applied to the fields of electric automobiles, energy storage systems and the like by virtue of the advantages of high energy density, long cycle life and the like, and in the production process of the lithium battery, various raw materials such as lithium salt, organic solvent, electrode active materials and the like have the characteristics of inflammability, explosiveness or active chemical properties, the storage safety is critical, and once a fire or explosion accident occurs, serious economic loss can be caused, and the life safety and the surrounding environment safety of personnel can be threatened. At present, the lithium battery raw materials are stored mostly by adopting a common storage container or warehouse, and basic fire-fighting facilities such as fire extinguishers and fire hydrants are arranged outside, and the common storage container is generally only provided with a simple sealing function, cannot effectively isolate air, or replaces gas in an inner box body, reduces oxygen concentration, forms an inert gas environment, and is mixed with air to form combustible mixed gas after the internal raw materials leak or volatilize, so that a fire source is easy to cause combustion or explosion, and the flame-retardant storage effect is not facilitated. Disclosure of utility model The utility model aims to provide a flame-retardant storage device for lithium battery raw materials, which aims to solve the defects in the background technology. In order to achieve the above purpose, the present utility model provides the following technical solutions: The utility model provides a fire-retardant storage device for lithium cell raw materials, includes interior box, articulated have two mutual symmetrical interior chamber doors about on the leading flank of interior box, the outside of interior box is provided with the gas suction pump, the inlet end fixed mounting of gas suction pump has the suction tube, the suction tube stretches into in the interior box, the outside of interior box still is provided with nitrogen generator and gas delivery pump, the inlet end of gas delivery pump with be linked together through the intake pipe between the nitrogen generator, the fixed mounting of the outlet end of gas delivery pump has the outlet duct, fixed mounting has two equal distribution pipes about on the outlet duct, two equal distribution pipes are fixed mounting respectively on the left and right sides inner wall of interior box, the bottom fixed mounting of equal distribution pipe has the end of giving vent to anger, the end fixed mounting of giving vent to anger is in on the diapire of interior box. Preferably, an air suction cover is fixedly arranged at the air inlet end of the suction pipe, and the air suction cover is positioned at the top position in the inner box body. Preferably, the end face of the air outlet end is provided with a horizontal air outlet, and the top face of the air outlet end is provided with a plurality of upward air outlet holes; this arrangement allows the gas in the inner tank to be better blown to one side of the suction hood, facilitating the air in the interior to be better discharged outwards by the gas suction pump. Preferably, an outer box body is arranged outside the inner box body, and two outer box doors which are symmetrical to each other are hinged on the front side surface of the outer box body. Preferably, a plurality of support columns are fixedly installed between the inner box body and the outer box body, and the support columns are used for supporting operation of the inner box body. Preferably, a plurality of mesh placing frames are fixedly arranged on the inner wall of the inner box body, and the mesh placing frames are of a mesh-shaped plate body structure. Preferably, a plurality of supporting legs are fixedly arranged at the bottom of the outer box body, and the heights of the supporting legs are 6 cm-10 cm. Preferably, sealing gaskets are arranged on the inner side surfaces of the inner box door and the outer box door, and corresponding door locks are arranged on the inner box door and the outer box door. Compared with the prior art, the utility model has the beneficial effects that: 1. According to the utility model, the gas suction pump, the nitrogen generator and the gas delivery pump are arranged, the suction pipe and the suction cover are utilized to pump air in the inner box body, after the nitrogen generator generates nitrogen, the nitrogen is uniformly delivered to the inner box body through the gas delivery pump, the air outlet pipe, the uniform distribution pipe and the air outlet