Search

CN-122000539-A - Dry-wet partition immersed cooling channel structure

CN122000539ACN 122000539 ACN122000539 ACN 122000539ACN-122000539-A

Abstract

The invention discloses a dry-wet partition immersed cooling channel structure which comprises a battery box, wherein a module installation cavity is arranged in the battery box, a rear dry cavity is arranged at the rear end of the module installation cavity, an electric appliance installation cavity is arranged at the front end of the module installation cavity, communication plates are arranged at the tops of the electric appliance installation cavity and the rear dry cavity, a battery module is arranged in the module installation cavity, the battery module is immersed in immersion liquid, the height of the immersion liquid does not exceed the height of the communication plates, and the cooling channel assembled and spliced by bolts and sealing rings is simple to install, ensures tightness, can well separate a battery area from an electric area, realizes independent immersion of a battery in oil liquid, avoids the risk of liquid leakage, and also can integrally transport the immersed battery after being filled, reduces production and after-sale maintenance cost, and lays a foundation condition for normal operation scale application of the immersed battery box.

Inventors

  • WANG HAIMEI

Assignees

  • 广州宇成智能科技有限公司

Dates

Publication Date
20260508
Application Date
20260206

Claims (7)

  1. 1. A dry-wet partition immersed cooling channel structure comprises a battery box and is characterized in that a module installation cavity is arranged in the battery box, a rear dry cavity is arranged at the rear end of the module installation cavity, an electric appliance installation cavity is arranged at the front end of the module installation cavity, communication plates are arranged at the tops of the electric appliance installation cavity and the rear dry cavity, the module installation cavity is a wet area, the rear dry cavity and the electric installation cavity are dry areas, a battery module is arranged in the module installation cavity and is immersed in immersion liquid, the side liquid cooling device comprises a liquid cooling channel, and the side liquid cooling device further comprises a rear end main pipe, a front end liquid inlet main pipe and a front end liquid return main pipe.
  2. 2. The dry-wet partition immersed cooling channel structure according to claim 1, wherein the liquid cooling channel comprises a plurality of hollow calandria arranged in parallel and first-stage distributing pipes positioned at two ends of the hollow calandria, the first-stage distributing pipes are arranged in a hollow mode, the end portions of the hollow calandria which are also arranged in the hollow mode are communicated with the first-stage distributing pipes, meanwhile, bent pipes are arranged at the tops of the first-stage distributing pipes in a communicated mode, first connectors are welded on the bent pipes, first abutting rings are arranged at the tops of the first connectors, first external threads are arranged on the outer walls of the first connectors, the first connectors penetrate through holes in a communicating plate and are fixedly connected with first fixing nuts through the first external threads, meanwhile, first sealing rings are arranged between the first abutting rings and the communicating plate and are used for sealing between the first sealing rings, annular mounting grooves used for mounting the first sealing rings are formed in the bottoms of the first abutting rings, meanwhile, second connectors are welded at the tail ends of the bent pipes, third connectors matched with the second connectors are arranged on front-end feed-liquid main pipes and front-end return liquid main pipes, and the third connectors are fixedly connected with the second connectors through the second fixing nuts.
  3. 3. The dry-wet partition submerged cooling channel structure of claim 1, wherein the front-end liquid inlet manifold and the front-end liquid return manifold are further provided with liquid inlets and liquid return inlets in communication respectively.
  4. 4. The dry and wet partition submerged cooling passage structure of claim 1, wherein the liquid cooling passage is formed by extruding a profile into a pipe and then welding the pipe into a whole.
  5. 5. The dry and wet partition submerged cooling passage structure according to claim 1, wherein the liquid cooling passage is formed by stamping and then welding a section bar through sheet metal.
  6. 6. The dry-wet partition immersed cooling channel structure according to claim 1, wherein the liquid cooling channel is formed by bending and welding aluminum pipes, copper pipes and other metal pipes.
  7. 7. The dry and wet zone immersion cooling tunnel structure according to claim 1, wherein said liquid cooling tunnel is formed by plastic injection molding or extrusion molding.

Description

Dry-wet partition immersed cooling channel structure Technical Field The invention relates to the field of battery boxes, in particular to a dry-wet partition immersed cooling channel structure. Background The application of the immersed battery box is gradually wide, the cost of movable equipment is an industry pain point on the premise of ensuring the reliability and the safety, if the immersed oil is used for circulating and cooling, the risk of liquid leakage caused by overlarge pressure in a cooling system is caused, the reliability is low, the whole battery box is required to be detached for maintenance or replacement of electric parts for maintenance, the maintenance is inconvenient, the maintenance cost is high, the after-sale cost of large-scale application is greatly increased, and therefore, the static immersed battery box is developed and becomes a development trend. The design of the cooling channel is the most important, and the good cooling channel not only ensures the working temperature of the battery in a set interval range and reliability, but also facilitates the whole and integral transportation and installation of the equipment, and needs to meet the daily and rapid overhaul and maintenance of the equipment, so that the equipment cost, the transportation cost and the operation and maintenance cost can be directly and effectively saved. Therefore, there is a need for an improvement in such a structure to overcome the above-mentioned drawbacks. Disclosure of Invention The invention aims to provide a dry-wet partition immersed cooling channel structure so as to solve the problems in the background art. In order to achieve the above purpose, the present invention provides the following technical solutions: A dry-wet partition immersed cooling channel structure comprises a battery box, wherein a module installation cavity is arranged in the battery box, a rear dry cavity is arranged at the rear end of the module installation cavity, an electric appliance installation cavity is arranged at the front end of the module installation cavity, communication plates are arranged at the tops of the electric appliance installation cavity and the rear dry cavity, the module installation cavity is a wet area, the rear dry cavity and the electric installation cavity are dry areas, a battery module is arranged in the module installation cavity and is immersed in immersion liquid, the height of the immersion liquid does not exceed the height of the communication plates, a side liquid cooling device comprises a liquid cooling channel, and the side liquid cooling device further comprises a rear-end main pipe, a front-end liquid inlet main pipe and a front-end liquid return main pipe. Further, the liquid cooling channel comprises three hollow calandria arranged in parallel and a first-stage distributing pipe positioned at two ends of the hollow calandria, the first-stage distributing pipe is arranged in a hollow mode, the end portion of the hollow calandria arranged in the same hollow mode is communicated with the first-stage distributing pipe, meanwhile, the top of the first-stage distributing pipe is communicated with a bent pipe, a first connector is welded on the bent pipe, a first abutting ring is arranged at the top of the first connector, first external threads are arranged on the outer wall of the first connector, the first connector penetrates through a through hole in a communicating plate and is fixedly connected with a first fixing nut through the first external threads, meanwhile, a first sealing ring is further arranged between the first abutting ring and the communicating plate and is used for sealing between the first sealing ring, an annular mounting groove used for mounting the first sealing ring is formed in the bottom of the first abutting ring, meanwhile, a second connector is welded at the tail end of the bent pipe, a third connector matched with the second connector is arranged on a front-end liquid inlet main pipe and a front-end liquid return main pipe, and the third connector are fixedly connected with the second fixing nut through the second fixing nut. Furthermore, the front-end liquid inlet main pipe and the front-end liquid return main pipe are also respectively communicated with a liquid inlet and a liquid return port. Furthermore, the liquid cooling channel is formed by extruding a section bar into a pipeline and then welding the pipeline into a whole. Furthermore, the liquid cooling channel is formed by stamping and then welding the section bar through a metal plate. Furthermore, the liquid cooling channel is formed by bending and welding other metal pipes such as an aluminum pipe, a copper pipe and the like. Further, the liquid cooling channel is formed by plastic injection molding or extrusion molding. The liquid cooling channels are arranged on two sides of the battery module, bent pipes at the rear ends of the liquid cooling channels are communicated with a rear end main p