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CN-122000308-A - Lead-acid storage battery polar plate curing chamber

CN122000308ACN 122000308 ACN122000308 ACN 122000308ACN-122000308-A

Abstract

The invention discloses a lead-acid storage battery polar plate curing chamber, and belongs to the field of curing chambers. The invention comprises a curing chamber, wherein a curing cavity is formed in the curing chamber, a first cavity and a second cavity are respectively formed at the top and the bottom of the curing chamber, a second porous plate and a first porous plate are respectively arranged at the bottom and the top of the curing cavity, a first air inlet and outlet structure and a second air inlet and outlet structure are respectively arranged in the first cavity and the second cavity, the first air inlet and outlet structure and the second air inlet and outlet structure are respectively communicated with a driving system, and the first air inlet and outlet structure and the second air inlet and outlet structure are alternately used as an air inlet end and an air outlet end when in use. The invention realizes the bidirectional circulation of air flow in the curing cavity by arranging the first air inlet and outlet structure and the second air inlet and outlet structure which are alternately used as the air inlet and outlet ends at the top and the bottom of the curing chamber, and the design can blow the stacked polar plates from the upper direction and the lower direction, thereby effectively eliminating dead zones and temperature and humidity gradients formed by the air flow in a single direction in the polar plate stack.

Inventors

  • LIU ZICAI
  • SONG YUJIE
  • YU XIAOLONG
  • HUI SHUANG
  • Ao Yingcong
  • GU YUNLONG

Assignees

  • 浙江天能动力能源有限公司

Dates

Publication Date
20260508
Application Date
20260306

Claims (10)

  1. 1. The curing chamber of the lead-acid storage battery plate is characterized by comprising a curing chamber (1), wherein a curing cavity (10) is formed in the curing chamber (1), and a first cavity (11) and a second cavity (12) are respectively formed at the top and the bottom of the curing chamber (1); The bottom and the top of the curing cavity (10) are respectively provided with a second porous plate (120) and a first porous plate (110); The first cavity (11) and the second cavity (12) are respectively provided with a first air inlet and outlet structure (5) and a second air inlet and outlet structure (4); The first air inlet and outlet structure (5) and the second air inlet and outlet structure (4) are respectively communicated with a driving system, The first air inlet and outlet structure (5) and the second air inlet and outlet structure (4) are alternately used as an air inlet end and an air outlet end when in use; The opening side of the curing cavity (10) is provided with a sealing door (13) which is opened in a split way.
  2. 2. The lead-acid storage battery plate curing chamber according to claim 1, wherein the driving system comprises a circulating fan, the circulating fan is communicated with the first air inlet and outlet structure (5) through a first pipeline, and the circulating fan is communicated with the second air inlet and outlet structure (4) through a second pipeline; the treatment box is arranged on the first pipeline or the second pipeline, and an atomization humidifying unit, an oxygen supplementing unit and a heating unit are arranged in the treatment box.
  3. 3. The curing chamber of the lead-acid storage battery polar plate according to claim 1, wherein the first air inlet and outlet structure (5) and the second air inlet and outlet structure (4) are identical in structure and comprise a main pipe (50), one side of the main pipe (50) is communicated with a plurality of auxiliary pipes (51) which are parallel to each other, and a plurality of through holes are formed in the outer side of the auxiliary pipes (51) along the length direction of the auxiliary pipes.
  4. 4. A lead-acid battery plate curing chamber according to claim 3, characterized in that the through hole is connected with a vertical pipe (52), and the end part of the vertical pipe (52) is connected with a bell mouth structure (53); The wide mouth end of the bell mouth structure (53) of the first air inlet and outlet structure (5) faces downwards, and the wide mouth end of the bell mouth structure (53) of the second air inlet and outlet structure (4) faces upwards.
  5. 5. The lead-acid storage battery plate curing chamber according to claim 4, wherein the ends of the first cavity (11) and the second cavity (12) are provided with openings, and the first cavity (11) and the second cavity (12) are respectively provided with a first drawer structure (3) and a second drawer structure (2); and the first drawer structure (3) and the second drawer structure (2) are provided with covering structures for controllably covering the wide-mouth end of the bell-mouth structure (53).
  6. 6. The curing chamber of the lead-acid storage battery polar plate according to claim 5, wherein the first drawer structure (3) and the second drawer structure (2) have the same structure and comprise a rectangular frame body (21) penetrating through an opening, one side of the rectangular frame body (21) is fixed with an end plate (20), the outer side of the fixed end plate (20) is provided with a handle (201), and the inner wall surface of the end plate (20) is provided with a sealing layer; a first supporting beam (111) is respectively arranged on two opposite side walls of the first cavity (11), and a second supporting beam (121) is respectively arranged on two opposite side walls of the second cavity (12), wherein the rectangular frame body (21) is supported on the upper surface of the first supporting beam (111)/the second supporting beam (121); The inner back surfaces of the first cavity (11) and the second cavity (12) are respectively provided with a first limit beam (112) and a second limit beam (122) for detecting the insertion positions of the first drawer structure (3) and the second drawer structure (2), when the first drawer structure (3) and the second drawer structure (2) are respectively inserted into the first cavity (11) and the second cavity (12), the end surface of the rectangular frame body (21) is abutted against the first limit beam (112) or the second limit beam (122), and the first limit beam (112) or the second limit beam (122) is respectively provided with a first pressure sensor and a second pressure sensor.
  7. 7. The lead acid battery plate curing chamber of claim 6, wherein the cover structures are in one-to-one fit with the number and positions of the bell mouth structures (53); two adjacent covering structures are connected through a first connecting rod (22), and two covering structures at two ends are respectively connected to the inner wall surface of the rectangular frame body (21) through a second connecting rod.
  8. 8. The lead-acid battery plate curing chamber according to claim 7, wherein the covering structure comprises a first ring body (23), a plurality of elastic telescopic members (231) are connected to one side surface of the first ring body (23) close to the bell mouth structure (53), a filter screen assembly is connected to the end portion of the elastic telescopic members (231), and a step portion (531) for inserting the filter screen assembly is arranged at the opening end of the bell mouth structure (53).
  9. 9. The curing chamber of a lead-acid battery plate according to claim 6, wherein the filter screen assembly comprises a second ring body (232) connected to the end of the elastic telescopic member (231), a magnetic ring (234) is detachably connected to one side of the second ring body (232) away from the first ring body (23) through bolts, and a filter screen (233) is clamped and fixed between the magnetic ring (234) and the second ring body (232); Rubber layers are arranged on opposite sides of the magnetic ring (234) and the step part (531); An annular electromagnet (54) is embedded in the step part (531); when the electromagnet (54) is electrified, when the magnetic ring (234) moves to be opposite to the electromagnet (54), a gap is formed between the bell-mouth structure (53) and the filter screen component under the action of gravity and magnetic force; when the electromagnet (54) is powered off, when the magnetic ring (234) moves to be opposite to the electromagnet (54), the filter screen component is inserted into the step part (531) under the action of gravity and magnetic force.
  10. 10. The lead-acid battery plate curing chamber of claim 8 or 9, wherein a bottom plate (230) is mounted on the first ring body (23) of the first drawer structure (3), and the bottom plate (230) is disposed on a side of the first ring body (23) away from the bell mouth structure (53).

Description

Lead-acid storage battery polar plate curing chamber Technical Field The invention relates to the field of curing chambers, in particular to a curing chamber of a lead-acid storage battery polar plate. Background The curing process of the lead-acid storage battery plate is a key process link in battery manufacturing. After the polar plate is pasted, solidification is carried out in the environment with specific temperature, humidity and oxygen concentration, so that the metallic lead in the lead paste is promoted to be oxidized, and stable three-dimensional network structure crystals are formed. This process directly determines the strength, porosity of the plate and the capacity and life of the final battery. The traditional curing chamber usually adopts a static placement or unidirectional air supply mode, and has the problems of uneven temperature and humidity distribution, insufficient curing reaction and the like. When the polar plates are stacked, the air flow is difficult to effectively penetrate through gaps among the polar plates, so that the polar plates at different positions have large curing environment difference, and the consistency of the product quality is poor. Disclosure of Invention The invention provides a lead-acid storage battery polar plate curing chamber, which can solve the problem that in the prior art, when polar plates are stacked and cured, air flow is difficult to effectively penetrate gaps among polar plates. A curing chamber of a lead-acid storage battery polar plate is formed in the curing chamber, a first cavity and a second cavity are formed in the top and the bottom of the curing chamber respectively, the bottom and the top of the curing chamber are respectively provided with a second porous plate and a first porous plate, a first air inlet and outlet structure and a second air inlet and outlet structure are respectively arranged in the first cavity and the second cavity, the first air inlet and outlet structure and the second air inlet and outlet structure are respectively communicated on a driving system, the first air inlet and outlet structure and the second air inlet and outlet structure are alternately used as an air inlet end and an air outlet end when in use, and a split sealing door is arranged on the opening side of the curing chamber. Further, the driving system comprises a circulating fan, the circulating fan is communicated with the first air inlet and outlet structure through a first pipeline, the circulating fan is communicated with the second air inlet and outlet structure through a second pipeline, a treatment box is arranged on the first pipeline or the second pipeline, and an atomization humidifying unit, an oxygen supplementing unit and a heating unit are arranged in the treatment box. Further, the first air inlet and outlet structure and the second air inlet and outlet structure are the same in structure and comprise a main pipe, one side of the main pipe is communicated with a plurality of auxiliary pipes which are parallel to each other, and the outer sides of the auxiliary pipes are provided with a plurality of through holes along the length direction of the auxiliary pipes. Further, the through hole is connected with a vertical pipe, the end part of the vertical pipe is connected with a horn mouth structure, the wide mouth end of the horn mouth structure of the first air inlet and outlet structure faces downwards, and the wide mouth end of the horn mouth structure of the second air inlet and outlet structure faces upwards. Further, openings are formed in the end portions of the first cavity and the second cavity, a first drawer structure and a second drawer structure are arranged in the first cavity and the second cavity respectively, and covering structures capable of controllably covering the wide-mouth end of the bell mouth structure are mounted on the first drawer structure and the second drawer structure. Further, the first drawer structure and the second drawer structure are the same in structure and comprise a rectangular frame body penetrating through an opening, one side of the rectangular frame body is provided with a fixed end plate, the outer side of the fixed end plate is provided with a handle, the inner wall surface of the end plate is provided with a sealing layer, two opposite side walls of the first cavity are respectively provided with a first supporting beam, two opposite side walls of the second cavity are respectively provided with a second supporting beam, the rectangular frame body is supported on the upper surface of the first supporting beam/the second supporting beam, the inner back surfaces of the first cavity and the second cavity are respectively provided with a first limiting beam and a second limiting beam for detecting the insertion position of the first drawer structure and the second drawer structure, after the first drawer structure and the second drawer structure are respectively inserted into the first cavity