CN203976916U

CN203976916U - Store battery smear operation is drenched acid-restoring plant

Info

Publication number: CN203976916U
Application number: CN201420273456.0U
Authority: CN
Inventors: 曹卫; 王雯; 张晓明; 刘翀
Original assignee: WUHAN CHANGGUANG BATTERY CO Ltd
Current assignee: WUHAN CHANGGUANG BATTERY CO Ltd
Priority date: 2014-05-26
Filing date: 2014-05-26
Publication date: 2014-12-03
Anticipated expiration: 2024-05-26

Abstract

The utility model discloses a kind of store battery smear operation and drench acid-restoring plant, it comprises continuous pond, pond, gap and the collecting tank of connecting successively and being communicated with, and longitudinal front end in pond offers opening for feed continuously, is provided with collection bucket in opening for feed; The lateral sidewalls in a horizontal sidewall in continuous pond and adjacent pond, gap is same sidewall, and the rear portion of this sidewall is provided with fixedly crest of weir; The lateral sidewalls of horizontal another sidewall in pond, gap and adjacent collecting tank is same sidewall, and the front portion of this sidewall offers automatic crest of weir, is provided with and controls the regulating mechanism that automatic crest of weir is opened in pond, gap; The rear portion of another lateral sidewalls of collecting tank offers discharge port, and discharge port is communicated with acid extracting pipe.The utility model is not affecting under pole plate quality product prerequisite, improve sulfuric acid comprehensive utilization ratio, when reducing the acquisition cost of sulfuric acid, reduce Waste Sulfuric Acid treatment cost, reduce waste water treatment cost, can increase substantially environmental benefit, the Social benefit and economic benefit of company.

Description

Store battery smear operation is drenched acid-restoring plant

Technical field

The utility model relates to a kind of processing and fabricating equipment of lead acid cell, refers to particularly it is that a kind of store battery smear operation is drenched acid-restoring plant.

Background technology

Analysing valve control type lead-acid accumulator battery is produced, and its battery pole plates type is that to be coated with the pasting plate of cream comparatively general, and Tu cream formula pole plate complete processing is generally divided into smear, drenches the operations such as acid, plate compression and polar board surface rapid drying.For prevent pole plate when the drying tunnel dehydration too much, solidify the phenomenon that polar board surface cracks when dry and occur, generally adopt low density sulfuric acid to pour on sour roller, pole plate is through roll-in compacting, the mode that polar board surface sulfuric acid is evenly distributed is processed.

Drench after sour technique is accumulator grid smearing, pole plate enters the procedure before drying tunnel, with dilute sulphuric acid, is sprayed onto polar board surface, and a part of sulfuric acid pole plate has absorbed, but most of sulfuric acid directly flows away and wasted as spent acid.

Prior art is, after spent acid precipitates scrap lead cream through settling tank, to flow directly into spent acid treating pond, has not only wasted these sulfuric acid, but also need to expend a large amount of caustic soda, goes neutralisation of sulphuric acid, to environmental protection treatment, brings very large pressure.

Utility model content

The purpose of this utility model is exactly according to the deficiency of above-mentioned background technology, to provide a kind of can comprehensively solution because of spent acid to process and cause the store battery smear operation of environmental issue to drench acid-restoring plant.

The technical solution of the utility model is: a kind of store battery smear operation is drenched acid-restoring plant, it comprises continuous pond, pond, gap and the collecting tank of connecting successively and being communicated with, it is characterized in that: longitudinal front end in described continuous pond offers opening for feed, in described opening for feed, is provided with collection bucket; The lateral sidewalls in a horizontal sidewall in described continuous pond and adjacent pond, gap is same sidewall, and the rear portion of this sidewall is provided with fixedly crest of weir; The lateral sidewalls of horizontal another sidewall in pond, described gap and adjacent collecting tank is same sidewall, and the front portion of this sidewall is provided with automatic crest of weir, is provided with and controls the regulating mechanism that automatic crest of weir is opened in pond, described gap; The rear portion of described another lateral sidewalls of collecting tank offers discharge port, and described discharge port is communicated with acid extracting pipe.

In such scheme:

In described continuous pond, pond, gap and collecting tank, be provided with a plurality of flow deflectors that are arranged in parallel and do not seal.

Described regulating mechanism comprises the square groove of upper end open, described square groove bottom is communicated with automatic crest of weir by pipe connecting, below, described square groove bottom is provided with ball float, described ball float is positioned at pipe connecting both sides, the both sides of described square groove are corresponding to be respectively connected with two guide plate slides, and described guide plate is separately fixed on the both lateral sides wall in pond, gap; The equal correspondence of down either side of described square groove is provided with lower strongback, and described lower strongback is separately fixed on the both lateral sides wall in the pond, gap that is positioned at guide plate below; Described square groove top is provided with strongback, and described upper strongback is fixed on longitudinal front side wall in pond, gap.

In described guide plate, offer chute, the both sides of described square groove are deep in chute, and both sides and the chute of described direction groove are slidably connected.

Upper strongback correspondence is arranged on described chute top, and lower strongback correspondence is arranged on described chute below.

The bottom of described continuous pond, pond, gap and collecting tank is provided with blow-off valve.

The utility model can solve useless acid-treated environmental issue comprehensively, do not affecting under pole plate quality product prerequisite, improve sulfuric acid comprehensive utilization ratio, when reducing the acquisition cost of sulfuric acid, reduce Waste Sulfuric Acid treatment cost, reduce waste water treatment cost, can increase substantially environmental benefit, the Social benefit and economic benefit of company.

Accompanying drawing explanation

Fig. 1 is plan structure schematic diagram of the present utility model;

Fig. 2 is A-A diagrammatic cross-section in Fig. 1;

Fig. 3 is B-B diagrammatic cross-section in Fig. 2;

Fig. 4 is C-C diagrammatic cross-section in Fig. 2;

Fig. 5 is D-D diagrammatic cross-section in Fig. 2;

Fig. 6 is the enlarged diagram of adjustment structure in Fig. 2.

Embodiment

Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, is convenient to be well understood to the utility model, but they do not form and limit the utility model.

In background technology, polar board surface is drenched after acid, and the spent acid of outflow the inside main component or sulfuric acid and water only contain iron ion and the lead ion of very low concentrations, separately can contain the lead plaster that is drenched acid and rinse out at polar board surface.

If directly the spent acid flowing down, with container, reclaim to be directly used in and drench acid, but adopt this kind of mode repeatable operation, certainly will cause that insoluble lead plaster in acid solution increases, iron ion cumulative concentration increases, to pole plate, cause adverse influence.

Therefore, the method that needs employing to filter, first removes insoluble lead plaster, as long as iron concentration is less than 5ppm in sulfuric acid, so that acid solution reaches, drenches acidity scale standard, can make the spent acid recycling after filtering.

Therefore, the utility model is based on above-mentioned theory, design a kind of store battery smear operation and drench acid-restoring plant, referring to figs. 1 to Fig. 5, it comprises continuous pond 2, pond, gap 5 and the collecting tank 7 of connecting successively and being communicated with, longitudinal front end in pond 2 offers opening for feed continuously, is provided with collection bucket 1 in opening for feed, and polar board surface is drenched the acid solution flowing out after acid and from collection bucket 1, enters in continuous pond 2; The lateral sidewalls in a horizontal sidewall in continuous pond 2 and adjacent pond, gap 5 is same sidewall, and the rear portion of this sidewall is provided with fixedly crest of weir 4; The lateral sidewalls of horizontal another sidewall in pond, gap 5 and adjacent collecting tank 7 is same sidewall, and the front portion of this sidewall offers automatic crest of weir 6, is provided with and controls the regulating mechanism that automatic crest of weir 6 is opened in pond, gap 5; The rear portion of collecting tank 7 another lateral sidewalls offers discharge port, and discharge port is communicated with acid extracting pipe 8.

When acid solution is filtered, acid solution flow into continuous pond 2 from collection bucket 1, continuously pond 2 in process of production bottom settlings the most of lead plaster in acid solution, need irregularly carry out labor cleaning bottom lead plaster, by fixing crest of weir 4, flow in pond, gap 5 subsequently, because the automatic crest of weir 6 that pond, gap 5 is communicated with collecting tank 7 is not timing unlatching, therefore, when pond 5, acid solution runner gap, automatically crest of weir 6 is closed, in pond, gap 5, start to inject acid solution, when acid solution is injected certain liquid level, automatically crest of weir 6 is opened, acid solution after precipitation starts to be injected in collecting tank 7, after collecting tank 7 sedimentation and filtrations, by acid extracting pipe, extract out and reuse, when pond, gap 5 is injected after the acid solution of for some time to collecting tank 7, automatically crest of weir 6 is closed, circulation according to this, acid solution is injected to collecting tank 7 in 5 gaps, pond, gap, at automatic crest of weir 6, open to the interval of closing, acid solution can fully precipitate in pond, gap 5, removes the part lead plaster in acid solution.

In the utility model, the S-type outflow of acid solution in drenching acid-restoring plant, can fully make the lead plaster in acid solution carry out filtering-depositing, so that acid solution reaches, drenches acidity scale standard, and the acid solution after filtering is reused.

In order to make acid liquor filtering precipitation reach standard, in pond 2, pond, gap 5 and collecting tank 7, be provided with a plurality of flow deflectors 3 that are arranged in parallel and do not seal continuously, to increase the sedimentation time of acid solution in each pond, in the present embodiment, in continuous pond 2, three flow deflectors 3 are set, most of lead plaster in the 2 precipitable acid solutions in bottom of pond, therefore, need irregularly carry out labor cleaning bottom lead plaster continuously; In pond, gap 5, be provided with two flow deflectors 3, pond, the gap 5 precipitable part lead plasters in bottom; Collecting tank 7 is also provided with two flow deflectors, 3. these collecting tanks 7 and enters a small amount of lead plaster of precipitation precipitation.

In the utility model, automatically whether the unlatching of crest of weir 6, by regulating mechanism, controlled, with reference to figure 6, regulating mechanism of the present utility model comprises the square groove 10 of upper end open, and square groove 10 bottoms are communicated with automatic crest of weir 6 by pipe connecting 11, square groove 10 belows, bottom are provided with ball float 14, ball float 14 is positioned at pipe connecting 11 both sides, and the both sides of square groove 10 are corresponding to be respectively slidably connected with two guide plates 13, and guide plate 13 is separately fixed on the both lateral sides wall in pond, gap 5; The equal correspondence of down either side of square groove 10 is provided with lower strongback 15, and lower strongback 15 is separately fixed on the both lateral sides wall in the pond, gap 5 that is positioned at guide plate 13 belows; Square groove 10 tops are provided with strongback 12, and upper strongback 12 is fixed on longitudinal front side wall in pond, gap 5.

The principle that regulating mechanism is controlled automatic crest of weir 6 unlatchings is: when initial, make the upper surface of square groove 10 on the original acid solution liquid level in pond, gap 5, now, automatically crest of weir 6 is closing condition, rising along with liquid level, square groove rises, when square groove rises to strongback bottom, square groove stops rising, and liquid level in pond, gap 5 continues to rise, acid solution starts to inject in the groove of square groove, and is communicated with automatic crest of weir 6 by pipe connecting, now crest of weir 6 is opened condition automatically, and acid solution is injected in collecting tank 7.In the utility model, pond, gap 5 need be set and is greater than continuous pond 2 to the injection rate in pond, gap 5 to injection rate in collecting tank 7, like this, when pond, gap 5 is injected after for some time to collecting tank 7, liquid level in pond, gap 5 declines, and when square groove can fall to lower strongback 15 top, square groove 10 stops falling, its liquid level drops to square groove 10 belows, and now automatic crest of weir 6 is by being closing condition.

In the utility model, in guide plate 13, offer chute, the both sides of square groove 10 are deep in chute, both sides and the chute of direction groove 10 are slidably connected, and upper strongback 12 correspondences are arranged on chute top, lower strongback 15 correspondences are arranged on chute below, square groove 10 is moved in the guide plate chute between upper strongback 12 and lower strongback 15 under the effect of buoyancy, and due to acid solution through the flow velocity of automatic crest of weir 6 much larger than through the fixing flow velocity of crest of weir 4, can make that acid solution is intermittent to be injected in collecting tank 7 by pond, gap 5.

The bottom of pond 2, pond, gap 5 and collecting tank 7 is provided with blow-off valve 9 continuously, and blow-off valve 9 leads to each spent acid processes pipeline.

The pipeline relating in the utility model, parts adopt plastic conduit, parts of stainless steel as far as possible, drench the not easily changeable parts such as sour roller, acid filling disc, and surface is coated with the means of epoxy, and sulfuric acid, when recycling, has largely reduced the accumulation of iron ion like this.

Claims

1. a store battery smear operation is drenched acid-restoring plant, it comprises continuous pond (2), pond, gap (5) and the collecting tank (7) of connecting successively and being communicated with, it is characterized in that: longitudinal front end in described continuous pond (2) offers opening for feed, in described opening for feed, be provided with collection bucket (1); The lateral sidewalls in a horizontal sidewall in described continuous pond (2) and adjacent pond, gap (5) is same sidewall, and the rear portion of this sidewall is provided with fixedly crest of weir (4); The lateral sidewalls of horizontal another sidewall in pond, described gap (5) and adjacent collecting tank (7) is same sidewall, the front portion of this sidewall offers automatic crest of weir (6), is provided with and controls the regulating mechanism that automatic crest of weir (6) is opened in pond, described gap (5); The rear portion of another lateral sidewalls of described collecting tank (7) offers discharge port, and described discharge port is communicated with acid extracting pipe (8).

2. store battery smear operation according to claim 1 is drenched acid-restoring plant, it is characterized in that: in described continuous pond (2), pond, gap (5) and collecting tank (7), be provided with a plurality of flow deflectors (3) that are arranged in parallel and do not seal.

3. store battery smear operation according to claim 1 is drenched acid-restoring plant, it is characterized in that: described regulating mechanism comprises the square groove (10) of upper end open, described square groove (10) bottom is communicated with automatic crest of weir (6) by pipe connecting (11), below, described square groove (10) bottom is provided with ball float (14), described ball float (14) is positioned at pipe connecting (11) both sides, the both sides of described square groove (10) are corresponding to be respectively slidably connected with two guide plates (13), and described guide plate (13) is separately fixed on the both lateral sides wall in pond, gap (5); The equal correspondence of down either side of described square groove (10) is provided with lower strongback (15), and described lower strongback (15) is separately fixed on the both lateral sides wall in the pond, gap (5) that is positioned at guide plate (13) below; Described square groove (10) top is provided with strongback (12), and described upper strongback (12) is fixed on longitudinal front side wall in pond, gap (5).

4. store battery smear operation according to claim 3 is drenched acid-restoring plant, it is characterized in that: described guide plate offers chute in (13), the both sides of described square groove (10) are deep in chute, and both sides and the chute of described square groove (10) are slidably connected.

5. store battery smear operation according to claim 4 is drenched acid-restoring plant, it is characterized in that: upper strongback (12) correspondence is arranged on described chute top, and lower strongback (15) correspondence is arranged on described chute below.

6. store battery smear operation according to claim 1 is drenched acid-restoring plant, it is characterized in that: the bottom of described continuous pond (2), pond, gap (5) and collecting tank (7) is provided with blow-off valve (9).