CN222953105U

CN222953105U - A plate casting device

Info

Publication number: CN222953105U
Application number: CN202420625847.8U
Authority: CN
Inventors: 韩二莎; 王廷华; 皇甫志坤; 王静; 晁子良; 楚佳宝; 祖海川
Original assignee: Fengfan Co Ltd
Current assignee: Fengfan Co Ltd
Priority date: 2024-03-28
Filing date: 2024-03-28
Publication date: 2025-06-06
Anticipated expiration: 2034-03-28

Abstract

The utility model provides a cast plate device, which belongs to the technical field of storage battery grids, and comprises a grid body, wherein the grid body comprises a grid frame, a plurality of grid longitudinal ribs and a plurality of grid transverse ribs which are arranged in the grid frame in a staggered manner, a plate ear is arranged at the top of the grid frame, a widened area is arranged in the middle of the upper end of the grid frame, the plate ear is positioned in the middle of the upper end of the widened area, and the widths of the plurality of grid longitudinal ribs connected with the widened area are gradually reduced from top to bottom. The widening area and the corresponding grid longitudinal ribs are designed, the conduction current area and the high-temperature acid-resistant liquid corrosion time are improved, the high-temperature service life of the storage battery is prolonged, the defects of shrinkage, air holes and the like at the joint of the plate lugs and the grid upper frame can be reduced, and the qualification rate of cast grid products is improved. According to the thin casting grid provided by the utility model, breakthrough is realized on the traditional structure of the casting grid by increasing the width of the lug positions, and the high-temperature corrosion resistance and the service life are ensured.

Description

Cast plate device

Technical Field

The utility model belongs to the technical field of storage battery grids, and particularly relates to a cast plate device.

Background

In the south China and the southeast Asia high-temperature and high-humidity environment in China, high requirements are put on the high-temperature corrosion resistance of lead-acid storage batteries, thick casting polar plates are adopted for the high-temperature long-service-life series storage batteries, and the thick casting polar plates have excellent high-temperature service life, so that the lead consumption of the thick polar plates is high, and the market cost competition pressure is higher and higher.

In order to survive and develop in market competition and solve cost pressure, the thin casting grid structure is provided, breakthrough is realized on the traditional structure of the casting grid, and high-temperature corrosion resistance and service life are ensured.

Disclosure of utility model

The utility model aims to provide a thin casting grid, which realizes breakthrough in the traditional structure of the casting grid and ensures high-temperature corrosion resistance and service life.

In order to achieve the aim, the technical scheme adopted by the utility model is that the thin casting grid comprises a grid body, wherein the grid body comprises a grid frame, a plurality of grid longitudinal ribs and a plurality of grid transverse ribs which are arranged in the grid frame in a staggered manner, and the top of the grid frame is provided with a lug;

The middle part of the upper end of the grid frame is provided with a widened area, the plate lugs are positioned in the middle of the upper end of the widened area, and the widths of a plurality of grid longitudinal ribs connected with the widened area are gradually reduced from top to bottom.

In one possible implementation manner, a plurality of grid longitudinal ribs are radially and obliquely arranged from top to bottom to outside with the plate lugs as the center.

In one possible implementation, the width of the widened region decreases to both sides with the tab as a center.

In one possible implementation manner, the bottom of the grid body is provided with a plurality of bottom grids which are transversely arranged, and auxiliary ribs are longitudinally arranged in the bottom grids.

In one possible implementation, the grid frame, the grid longitudinal bars, the grid transverse bars, and the plate lugs are integrally formed.

In one possible implementation, the thickness of the grid body is 1.2 mm-1.4 mm.

Compared with the prior art, the thin casting grid has the beneficial effects that the middle part of the upper end of the grid frame is provided with the widened region, the lug is positioned at the middle part of the upper end of the widened region, and the widths of the plurality of grid longitudinal ribs connected with the widened region are gradually reduced from top to bottom. The width of the widened region and the width of the longitudinal ribs of the grids where the widened region is positioned exceed the traditional structure of the traditional casting grid, so that the high-temperature corrosion resistance of the grid is improved. Meanwhile, due to the design of the widened area and the corresponding grid longitudinal ribs, the current conduction area and the high-temperature acid-resistant liquid corrosion time are improved, the high-temperature service life of the storage battery is prolonged, the defects of shrinkage, air holes and the like at the joint of the plate lugs and the upper frame of the grid can be reduced, and the qualification rate of cast grid products is improved. According to the thin casting grid provided by the utility model, breakthrough is realized on the traditional structure of the casting grid by increasing the width of the lug positions, and the high-temperature corrosion resistance and the service life are ensured.

The utility model also provides a casting plate device, which comprises a casting plate die, wherein the casting plate die comprises a fixed die and a movable die which are oppositely arranged, a guide mechanism is arranged between the movable die and the fixed die, and the movable die and the fixed die are mutually buckled to form a molding die cavity for molding the thin casting grid;

The top of the cast plate die is transversely provided with a lead liquid storage tank, and the lead liquid storage tank is communicated with the forming die cavity through a plurality of main lead inlets which are arranged side by side.

In one possible implementation manner, auxiliary lead inlets are respectively arranged at two sides of the main lead inlets.

In one possible implementation manner, two cooling water channels are arranged at the top of the casting plate die, and the two cooling water channels are respectively positioned at the front side and the rear side of the lead liquid storage tank.

In one possible implementation manner, two sides of the molding cavity are respectively provided with a plurality of exhaust channels, the exhaust channels on the same side are sequentially arranged at intervals from bottom to top, and each exhaust channel is inclined from inside to outside.

Compared with the prior art, the casting plate device has the beneficial effects that the movable die and the fixed die are buckled together through the guide mechanism, so that the forming die cavity is formed between the movable die and the fixed die. Pouring the lead liquid into a lead liquid storage tank, flowing the lead liquid into a molding die cavity through a main lead inlet, cooling the lead liquid, and molding the lead liquid into the thin casting grid in the molding die cavity. The utility model provides a casting plate device, which is used for preparing a thin casting plate grid by casting lead liquid to form the thin casting plate grid.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a thin cast grid provided by the utility model;

fig. 2 is a schematic structural view of a fixed mold of the casting plate apparatus according to the present utility model;

FIG. 3 is a side view of FIG. 2;

FIG. 4 is a schematic view of a movable mold of a casting plate apparatus according to the present utility model;

FIG. 5 is a side view of FIG. 4;

fig. 6 is a sectional view of an exhaust passage on a stationary mold or a movable mold.

Reference numerals illustrate:

1. the plate grid comprises a plate grid frame, 2 plate grid longitudinal ribs, 3 plate grid transverse ribs, 4 plate lugs, 5 widening areas, 6 auxiliary ribs, 7, a fixed die, 71, a guide post, 8, a movable die, 81, guide holes, 9, a lead liquid storage tank, 10, a main lead inlet, 11, an auxiliary lead inlet, 12, a cooling water channel, 13 and an exhaust channel.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1, a thin cast grid according to the present utility model will now be described. A thin casting grid comprises a grid body, wherein the grid body comprises a grid frame 1, a plurality of grid longitudinal ribs 2 and a plurality of grid transverse ribs 3 which are arranged in the grid frame 1 in a staggered mode, a plate ear 4 is arranged at the top of the grid frame 1, a widening area 5 is arranged in the middle of the upper end of the grid frame 1, the plate ear 4 is located in the middle of the upper end of the widening area 5, and the widths of the plurality of grid longitudinal ribs 2 connected with the widening area 5 are gradually reduced from top to bottom.

Compared with the prior art, the thin casting grid provided by the utility model has the advantages that the middle part of the upper end of the grid frame 1 is provided with the widened region 5, the plate lugs 4 are positioned at the middle part of the upper end of the widened region 5, and the widths of the plurality of grid longitudinal ribs 2 connected with the widened region 5 are gradually reduced from top to bottom. The width of the widened region 5 and the width of the longitudinal ribs 2 of the grids where the widened region 5 is positioned exceed the traditional structure of the traditional casting grid, so that the high-temperature corrosion resistance of the grid is improved. Meanwhile, due to the design of the widening area 5 and the corresponding grid longitudinal ribs 2, the conduction current area and the high-temperature acid liquid corrosion resistance time are improved, the high-temperature service life of the storage battery is prolonged, the defects of shrinkage, air holes and the like at the joint of the plate lugs 4 and the grid upper frame can be reduced, and the qualification rate of cast grid products is improved. According to the thin casting grid provided by the utility model, breakthrough is realized on the traditional structure of the casting grid by increasing the width of the 4 positions of the plate lugs, so that the high-temperature corrosion resistance and the service life are ensured.

Wherein, the thickness of grid body is 1.2mm ~1.4 mm's thin grid structure. The width of the grid frame 1 is 2.0 mm-3.5 mm.

The longitudinal ribs 2 of the grid are radially and obliquely arranged outwards from top to bottom by taking the lug 4 as the center. The width of the grid longitudinal ribs 2 gradually changes from 4mm to 5mm to 1.2mm to 2.0mm.

The width of the widening zone 5 is gradually decreased from the lug 4 to two sides, and the width of the middle maximum width is 8 mm-12 mm and is transited to the width of two sides of 2 mm-4 mm.

The bottom of grid body possesses a plurality of bottom grids of transversely arranging, is provided with auxiliary rib 6 in the bottom grid vertically. The auxiliary ribs 6 increase the overall strength of the grid body on the one hand and maintain weight balance with the upper part of the grid body on the other hand.

Specifically, the grid frame 1, the grid longitudinal ribs 2, the grid transverse ribs 3 and the plate lugs 4 are uniformly cast and molded.

The utility model also provides a casting plate device, which comprises a casting plate die, wherein the casting plate die comprises a fixed die 7 and a movable die 8 which are oppositely arranged, a guide mechanism is arranged between the movable die 8 and the fixed die 7, the movable die 8 and the fixed die 7 are mutually buckled to form a molding die cavity for molding the thin casting grid, a lead liquid storage tank 9 is transversely arranged at the top of the casting plate die, and the lead liquid storage tank 9 is communicated with the molding die cavity through a plurality of main lead inlets 10 which are arranged side by side.

Referring to fig. 2 to 5, compared with the prior art, the casting plate device provided by the utility model has the advantages that the movable die 8 and the fixed die 7 are buckled together through the guide mechanism, so that the molding cavity is formed between the movable die and the fixed die. The lead liquid is poured into a lead liquid storage tank 9 and flows into a molding die cavity through a main lead inlet 10, and the lead liquid is cooled and molded into the thin casting grid in the molding die cavity. The utility model provides a casting plate device, which is used for preparing a thin casting plate grid by casting lead liquid to form the thin casting plate grid.

The guiding mechanism comprises a guide post 71 vertically arranged on the fixed die 7 and a guiding hole 81 vertically arranged on the movable die 8, the guide post 71 and the guiding hole 81 are mutually matched, and the guiding mechanism can play a role in guiding and positioning when the fixed die 7 and the movable die 8 are mutually buckled. The fixed die 7 and the movable die 8 are arranged in a split mode and are symmetrical to each other.

Referring to fig. 2 and 4, a plurality of main lead inlets 10 are provided between the lead liquid storage tank 9 and the molding cavity, and an auxiliary lead inlet 11 is provided on each of the left and right sides of the main lead inlets 10 for easier filling of the grid, and is positioned at and near the corners of the frame of the plate ear 4. The lead liquid storage tank 9 is designed to be of a multi-angle transition structure, and buffer lead liquid is convenient to smoothly fill the main lead inlet 10. The width of the lead liquid storage tank 9 is larger than the sum of the widths of the main lead inlet 10 and the auxiliary lead inlet 11, 15 mm-20 mm is longer on two sides, and lead liquid can conveniently and smoothly enter the forming die cavity through the main lead inlet 10 and the auxiliary lead inlet 11.

In addition, the top of cast board mould is provided with two cooling water course 12, and two cooling water course 12 are located the front side and the rear side of plumbous liquid storage tank 9 respectively. The cooling water channel 12 transversely penetrates through the fixed die 7 and the movable die 8, and connectors are respectively arranged at two ends of the cooling water channel, so that an external pipeline is facilitated.

The two sides of the molding die cavity are respectively provided with a plurality of exhaust channels 13, the exhaust channels 13 on the same side are sequentially arranged at intervals from bottom to top, and each exhaust channel 13 is inclined from inside to outside upwards, so that gas in the molding die cavity is conveniently discharged, and the problem that air holes or insufficient pouring occur due to air induction is avoided.

In this embodiment, the molding cavity can mold two grids at a time, the lugs 4 of the two grids are far away from each other, and when the exhaust channels 13 on the same side are arranged, one of the exhaust channels 13 can be horizontally arranged and connected to the upper part of the lug 4, so as to facilitate the gas discharge of the molding cavity in the region of the lug 4.

Referring to fig. 6, the depth of the exhaust channel 13 is designed to be stepped in the depth direction, the depth of the joint between the grid frame 1 and the plate lugs 4 is 0.02 mm-0.05 mm, smooth exhaust of gas is ensured, burrs are not generated, and the depth of the exhaust channel 13 far away from the grid frame 1 is 0.2-0.5 mm, so that enough space is reserved for smooth exhaust.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The casting plate device is characterized by comprising a casting plate die, wherein the casting plate die comprises a fixed die (7) and a movable die (8) which are oppositely arranged, a guide mechanism is arranged between the movable die (8) and the fixed die (7), and the movable die (8) and the fixed die (7) are mutually buckled to form a molding die cavity for molding a thin casting grid;

A lead liquid storage tank (9) is transversely arranged at the top of the casting plate die, and the lead liquid storage tank (9) is communicated with the forming die cavity through a plurality of main lead inlets (10) which are arranged side by side;

auxiliary lead inlets (11) are respectively arranged on two sides of the main lead inlets (10);

Two cooling water channels (12) are arranged at the top of the casting plate die, and the two cooling water channels (12) are respectively positioned at the front side and the rear side of the lead liquid storage tank (9);

Two sides of the molding die cavity are respectively provided with a plurality of exhaust channels (13), the exhaust channels (13) on the same side are sequentially arranged at intervals from bottom to top, and each exhaust channel (13) is inclined from inside to outside;

The thin casting grid comprises a grid body, wherein the grid body comprises a grid frame (1), and a plurality of grid longitudinal ribs (2) and a plurality of grid transverse ribs (3) which are arranged in the grid frame (1) in a staggered manner, and the top of the grid frame (1) is provided with plate lugs (4);

The middle part of the upper end of the grid frame (1) is provided with a widened region (5), the plate lugs (4) are positioned in the middle of the upper end of the widened region (5), and the widths of a plurality of grid longitudinal ribs (2) connected with the widened region (5) are gradually reduced from top to bottom.

2. A casting plate device according to claim 1, wherein a plurality of said grid longitudinal ribs (2) are arranged obliquely outward from top to bottom in a radial direction with said lugs (4) as the center.

3. A casting plate arrangement according to claim 1, characterized in that the width of the widening zone (5) decreases to both sides with the lugs (4) as a centre.

4. A casting plate device according to claim 1, wherein the bottom of the grid body is provided with a plurality of bottom grids which are arranged transversely, and auxiliary ribs (6) are longitudinally arranged in the bottom grids.

5. The casting plate device according to claim 1, wherein the grid frame (1), the grid longitudinal ribs (2), the grid transverse ribs (3) and the plate lugs (4) are integrally formed.

6. The casting plate apparatus according to any one of claims 1 to 5, wherein the thickness of the grid body is 1.2mm to 1.4mm.