Search

CN-121993853-A - Intelligent explosion-proof clean shed system for battery production

CN121993853ACN 121993853 ACN121993853 ACN 121993853ACN-121993853-A

Abstract

The invention discloses an intelligent explosion-proof clean shed system for battery production, which comprises a shed body and an explosion-proof purifying mechanism, wherein purified air output by the explosion-proof purifying mechanism can directionally enter the shed, so that a relatively independent and continuously controlled local clean space is constructed. The internal separation of the shell forms an explosion-proof cavity and a filter cavity, the blower is arranged in the explosion-proof cavity, air enters the clean cavity after entering from outside the shell and sequentially passes through the blower for conveying, air guiding and filtering, the whole air supply path is clear, the air flow transmission is smoother, the air supply stability in the shed is higher, the partition arrangement of the explosion-proof cavity and the filter cavity integrates the power air supply part and the filter part in the corresponding functional space respectively, and the communication relation between the high-efficiency filter and the ventilation hole is combined to form a purification passage integrating air inlet, air conveying, filtering and air supply, thereby being beneficial to maintaining the uniformity and the continuity of the air entering the clean cavity and enhancing the whole operation reliability of the clean shed system in the battery production scene.

Inventors

  • LIU WEIFENG
  • XU LINYI

Assignees

  • 广州金田瑞麟环境科技有限公司

Dates

Publication Date
20260508
Application Date
20260408

Claims (10)

  1. 1. An intelligent explosion-proof clean shed system for battery production, comprising: The novel greenhouse comprises a greenhouse body (1), wherein a clean chamber (14) is formed in the greenhouse body (1), and a vent hole (131) communicated with the clean chamber (14) is formed in the greenhouse body (1); Explosion-proof purifying mechanism (2), including casing (21), fan (22) and high-efficient filter (25), form explosion-proof chamber (24) and filter chamber (26) in casing (21) are separated, fan (22) set up in explosion-proof chamber (24), just the air inlet end of fan (22) show in outside casing (21), the air-out end of fan (22) pass through the air outlet of explosion-proof chamber (24) chamber wall communicate in filter chamber (26), high-efficient filter (25) set up in filter chamber (26) for filter the air that gets into clean cavity (14), the chamber wall of filter chamber (26) pass through high-efficient filter (25) with ventilation hole (131) intercommunication.
  2. 2. The intelligent explosion-proof clean shed system for battery production according to claim 1, wherein the shed body (1) comprises a plurality of supports (11) which are transversely and longitudinally distributed, coamings (12) are connected between the supports (11), a ceiling (13) is arranged on the upper end face of the supports (11), and the ceiling (13), the supports (11) and the coamings (12) form the clean chamber (14); The casing (21) correspond ventilation hole (131) set up in on the ceiling (13), be provided with mount (23) in casing (21), mount (23) and casing (21) and fan (22) fixed connection, just mount (23) and casing (21) surround and form explosion-proof chamber (24), high-efficient filter (25) set up in the below of mount (23).
  3. 3. The intelligent explosion-proof clean shed system for battery production according to claim 2, wherein a spark detector and a static sensor are arranged in the explosion-proof cavity (24), a plurality of air outlet holes (231) are formed in two opposite sides of the fixing frame (23), and a spark suppression component (3) is arranged on one side, facing away from the explosion-proof cavity (24), of the air outlet holes (231); The spark suppression assembly (3) comprises a buffer cylinder (31), the buffer cylinder (31) is coaxial with the air outlet hole (231), a water mist nozzle (32) is arranged on the inner peripheral side of the buffer cylinder (31), the water mist nozzle (32) is electrically connected with the spark detector and the electrostatic sensor, and when the spark detector detects that the spark or the electrostatic sensor detects that the electrostatic charge exceeds a preset threshold value, the water mist nozzle (32) is started.
  4. 4. An intelligent explosion-proof clean shed system for battery production according to claim 3, wherein the buffer tube (31) tapers conically towards the side far away from the explosion-proof cavity (24), the ratio of the inlet cross-sectional area to the outlet cross-sectional area of the buffer tube (31) is 1.5-2.5:1, and the water mist nozzles (32) are distributed between the middle part of the buffer tube (31) and the outlet of the buffer tube (31).
  5. 5. An intelligent explosion-proof clean shed system for battery production according to claim 3, wherein the water mist nozzles (32) comprise a plurality of water mist nozzles (32) distributed on the inner peripheral side of the buffer drum (31) in a ring-shaped array, and along the axis of the buffer drum (31), the spray direction of the water mist nozzles (32) is in an included angle towards the inlet end of the buffer drum (31).
  6. 6. The intelligent explosion-proof clean shed system for battery production according to claim 1, wherein the top wall of the shell (21) is provided with air outlets (211), and two symmetrically arranged air outlets (211) are distributed on two opposite sides of the fan (22); The explosion-proof chamber (24) is internally provided with an emergency exhaust assembly (4), the emergency exhaust assembly (4) comprises an exhaust motor (41) and an annular valve plate (42) rotationally connected to the top wall of the shell (21), the annular valve plate (42) is used for sealing the exhaust outlet (211), an exhaust notch (421) which is adaptive to the exhaust outlet (211) is formed in the annular valve plate (42), and the annular valve plate (42) is rotationally connected to the driving end of the exhaust motor (41).
  7. 7. The intelligent explosion-proof clean shed system for battery production according to claim 6, wherein an arc-shaped rack (43) is fixedly connected to the bottom end of the annular valve plate (42), the rack (43) is coaxially arranged with the annular valve plate (42), a driving gear (44) is connected to an output shaft of the exhaust motor (41), and the driving gear (44) is meshed with the rack (43); Dust concentration sensor and VOC gas detector are arranged in clean cavity (14), dust concentration sensor and VOC gas detector with motor (41) of airing exhaust electricity are connected, when dust concentration sensor detects that dust concentration exceeds safe threshold or VOC gas detector detects that volatile organic compounds concentration exceeds safe threshold, motor (41) of airing exhaust rotates preset angle and makes breach (421) of airing exhaust and air exit (211) align.
  8. 8. The intelligent explosion-proof clean shed system for battery production according to claim 6, wherein an air inlet (212) is further formed in the top wall of the shell (21), the fans (22) are distributed in the air inlet (212), a protective net (27) is fixedly connected to the upper end face of the shell (21), and the protective net (27) covers the upper portion of the fans (22); The inner peripheral side of the annular valve plate (42) is bent to form a rotary connecting part (422), and the rotary connecting part (422) is clamped to the air inlet (212) and is rotationally connected with the air inlet (212).
  9. 9. The intelligent explosion-proof clean shed system for battery production according to claim 2, wherein the shed body (1) further comprises a door frame (5), the door frame (5) is arranged on one side of the coaming (12), the door frame (5) is connected with a protective door (6) in a rotating manner, a sealing rubber strip is arranged on the outer peripheral side of the protective door (6), and an observation window (7) is embedded in the protective door (6).
  10. 10. The intelligent explosion-proof clean shed system for battery production according to claim 2, wherein a connecting hole (132) in a regular hexagon shape is formed in the upper end face of the ceiling (13), a gasket (8) is arranged on the upper end face of the ceiling (13) corresponding to the connecting hole (132), and a kidney-shaped hole (81) communicated with the connecting hole (132) is formed in the gasket (8); the upper end face of the ceiling (13) is provided with a protection plate (9), the protection plate (9) is distributed along the extending direction of the coaming (12), the protection plate (9) is fixedly connected with the ceiling (13) through bolts, and the bolts sequentially penetrate through the protection plate (9) and the gasket (8) and are in threaded connection with the connecting holes (132).

Description

Intelligent explosion-proof clean shed system for battery production Technical Field The invention relates to the technical field of clean sheds, in particular to an intelligent explosion-proof clean shed system for battery production. Background In the field of battery production, especially in the processes of manufacturing, injecting liquid, forming, capacity-dividing and the like of a battery core of a lithium battery, clean environment control has become a core requirement for guaranteeing the quality and production safety of products due to the fact that volatile organic solvents (such as NMP, EC, DMC and the like) and combustible dust are involved. The clean shed is used as important equipment for constructing local clean environment, is widely applied to production line station isolation, clean air supply and process area protection, and on the other hand, in production scenes which partially involve volatile media, dust or flammable and explosive atmosphere, the clean shed not only needs to have an air purification function, but also needs to consider the explosion-proof safety requirement so as to avoid the ventilation and purification equipment from becoming a potential dangerous source in the operation process. In the prior art, an air supply filter unit is generally arranged on a shed body, external air is introduced through a fan and is efficiently filtered and then is sent into the shed, so that a local clean environment is maintained, and aiming at the scene with an explosion-proof requirement, the use safety is generally improved by adopting an explosion-proof fan or adding a protection structure outside an air supply device. However, when the air supply power component continuously operates, relatively obvious air flow disturbance, pressure fluctuation and mechanical operation influence easily occur in the area where the air supply power component is located, so that once the electric spark propagation risk, the pressure fluctuation or the insufficiently controlled air flow disturbance exist in the working area of the fan, the air supply stability between the rear-stage filtering area and the clean shed is easily further influenced, potential safety hazards in a clean air supply passage are increased, and adverse effects on air flow organization and clean environment maintenance in the shed are possibly caused. Therefore, it is necessary to provide an intelligent explosion-proof clean shed system for battery production, so as to solve the problem of insufficient air supply stability of the existing clean shed. Disclosure of Invention The invention mainly aims to provide an intelligent explosion-proof clean shed system for battery production, which aims to solve the technical problems in the background technology. The invention adopts the following technical scheme: An intelligent explosion-proof clean shed system for battery production, comprising: The greenhouse body is internally provided with a clean chamber, and the greenhouse body is provided with a vent hole communicated with the clean chamber; The explosion-proof purifying mechanism comprises a shell, a fan and an efficient filter, wherein an explosion-proof cavity and a filter cavity are formed in the shell, the fan is arranged in the explosion-proof cavity, the air inlet end of the fan is exposed out of the shell, the air outlet end of the fan is communicated with the filter cavity through an air outlet of the cavity wall of the explosion-proof cavity, the efficient filter is arranged in the filter cavity and used for filtering air entering a clean cavity, and the cavity wall of the filter cavity is communicated with the vent hole through the efficient filter. Further, the shed body comprises a plurality of supports which are transversely and longitudinally distributed, coamings are connected between the supports, a ceiling is arranged on the upper end face of each support, and the clean chamber is formed by the surrounding of the ceiling, the supports and the coamings; The shell corresponds the ventilation hole set up in on the ceiling, be provided with the mount in the shell, mount and casing and fan fixed connection, just mount and casing surround and form explosion-proof chamber, high-efficient filter sets up in the below of mount. Further, a spark detector and a static sensor are arranged in the explosion-proof cavity, a plurality of air outlet holes are formed in the two opposite sides of the fixing frame, and a spark suppression component is arranged on one side, facing away from the explosion-proof cavity, of the air outlet holes; the spark suppression assembly comprises a buffer cylinder, the buffer cylinder is coaxial with the air outlet, a water mist nozzle is arranged on the inner peripheral side of the buffer cylinder, the water mist nozzle is electrically connected with the spark detector and the electrostatic sensor, and when the spark detector detects that the spark or the electrostatic sensor detects that the elec