CN102496688B - Automatic pressure-regulating explosion-proof device of storage battery for explosion-proof forklift - Google Patents
Automatic pressure-regulating explosion-proof device of storage battery for explosion-proof forklift Download PDFInfo
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- CN102496688B CN102496688B CN2011104185662A CN201110418566A CN102496688B CN 102496688 B CN102496688 B CN 102496688B CN 2011104185662 A CN2011104185662 A CN 2011104185662A CN 201110418566 A CN201110418566 A CN 201110418566A CN 102496688 B CN102496688 B CN 102496688B
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- explosion
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
An automatic pressure-regulating explosion-proof device of a storage battery for an explosion-proof forklift comprises an automatic pressure-regulating explosion-proof device body arranged on a battery box. A pressure-regulating slider is arranged in an inner cavity of the automatic pressure-regulating explosion-proof device body, and the inner cavity of the automatic pressure-regulating explosion-proof device body is divided into two portions by the pressure-regulating slider, wherein one portion is a pressure chamber, and the other portion is a communicating chamber. The wall of the pressure chamber is provided with a high-pressure gas injection port, a sealing fastener is arranged in the high-pressure gas injection port, the communicating chamber is communicated with the inside of the battery box, the upper portion of the automatic pressure-regulating explosion-proof device body is provided with an exhaust port communicated with the atmosphere, the upper portion of the pressure-regulating slider contacts with the lower edge of the exhaust port, and a limiting block for limiting the pressure-regulating slider is arranged on the lower portion of the automatic pressure-regulating explosion-proof device body and contacts with the lower portion of the pressure-regulating slider. The automatic pressure-regulating explosion-proof device is simple and compact in structure, low in manufacture cost, capable of realizing automatic pressure regulation and reliable in operation.
Description
Technical field
The present invention relates to a kind of storage battery automatic Regulation explosion-protection equipment, especially relate to a kind of automatic pressure-regulating explosion-proof device of storage battery for explosion-proof forklift.
Background technology
Explosion proof forklift is widely used in the industries such as oil, chemical industry, coal, producing, when concentrated, liquefaction and accumulating imflammable gas, can reduce the probability of blasting, and avoids casualties and property loss.For the secondary battery anti-explosion fork truck, the security performance of storage battery directly affects the security performance of whole explosion proof forklift.
Storage battery is often by the lead acid accumulator serial or parallel connection more than more piece 2V, to be formed, and is placed in the battery combination in the metal battery case.Storage battery can produce gas in charge and discharge process, when gas concentration acquires a certain degree, the battery case internal pressure is sharply increased, if can not get rid of in time gas, easily blasts.
Chinese patent CN 2779188Y discloses a kind of explosion-proof valve, is the structure of suppressing trace on Battery case, and indentation unit is divided weaker, when gas pressure arrives to a certain degree, the impression place can be broken through, thereby is conducive to reduce pressure, avoids storage battery to blast.But there is the problem that is difficult for processing in the impression of this structure, the degree of depth of impression often is difficult to accurately control; Simultaneously, it does not have the function of regulating cell box internal pressure, and explosion-proof reliability is difficult to guarantee.
Summary of the invention
In order to overcome the above-mentioned defect of prior art existence, the invention provides a kind of automatic pressure-regulating explosion-proof device of storage battery for explosion-proof forklift of reliable operation.
Technical scheme of the present invention is: it comprises the automatic Regulation explosion-protection equipment body of being located on battery case, in automatic Regulation explosion-protection equipment body interior cavity, be provided with the pressure adjusting slider, the pressure adjusting slider is divided into two parts by automatic Regulation explosion-protection equipment body interior cavity, a part is balancing gate pit, another part is communication chamber, pressure chamber wall is provided with the high pressure gas inlet, in the high pressure gas inlet, be provided with sealing fastener, communication chamber communicates with battery case inside, automatic Regulation explosion-protection equipment body top is provided with the exhaust outlet communicated with atmosphere, pressure adjusting slider top contacts with the exhaust outlet lower limb, automatic Regulation explosion-protection equipment body bottom is provided with the guide vane end stop that the pressure adjusting slider is played the role of positioning, guide vane end stop contacts with pressure adjusting slider bottom.
Further, the preferred I shape slide block of described pressure adjusting slider, namely the slide block cross section is I shape.
Further, described pressure adjusting slider also can be the hexahedron slide block, and the slide block cross section is rectangle.
Further, described sealing fastener can be bolt.
Further, described exhaust outlet top is provided with screen pack, enters battery case inside to prevent foreign matter.
Further, described guide vane end stop and automatic Regulation explosion-protection equipment body are structure as a whole, and guide vane end stop also can be substituted by a projection of being located at automatic Regulation explosion-protection equipment body bottom.
Further, described automatic Regulation explosion-protection equipment body is realized being connected by bolt or welding manner and battery case.
Further, described automatic Regulation explosion-protection equipment body is located on the battery case case lid.
The present invention is simple in structure, compact, and processing and manufacturing is comparatively easy, can realize automatic Regulation, reliable operation, and the maximum pressure value that balancing gate pit can bear, can adjust according to the battery pack specification, is applicable to the battery combination of different volumes specification.
The accompanying drawing explanation
Fig. 1 is one embodiment of the invention and battery case assembly structure schematic diagram;
Fig. 2 is automatic Regulation explosion-protection equipment body and I shape pressure adjusting slider assembly structure schematic diagram;
Fig. 3 is automatic Regulation explosion-protection equipment body and hexahedron pressure adjusting slider assembly structure schematic diagram.
Embodiment
The invention will be further described below in conjunction with drawings and Examples.
Embodiment 1
With reference to Fig. 1, 2, the present embodiment comprises the automatic Regulation explosion-protection equipment body 3 of being located on battery case 2, in automatic Regulation explosion-protection equipment body 3 internal cavities, be provided with pressure adjusting slider 7, pressure adjusting slider 7 is divided into two parts by automatic Regulation explosion-protection equipment body 3 internal cavities, a part is balancing gate pit 8, another part is communication chamber 9, balancing gate pit's 8 walls are provided with high pressure gas inlet 10, in high pressure gas inlet 10, be provided with sealing fastener 11, communication chamber 9 communicates with battery case 2 inside, automatic Regulation explosion-protection equipment body 3 tops are provided with the exhaust outlet 4 communicated with atmosphere, pressure adjusting slider 7 tops contact with exhaust outlet 4 lower limbs, automatic Regulation explosion-protection equipment body 3 bottoms are provided with the guide vane end stop 6 that pressure adjusting slider 7 is played the role of positioning, guide vane end stop 6 contacts with pressure adjusting slider 7 bottoms.
Described pressure adjusting slider 7 is the I shape slide block.
Described sealing fastener 11 is bolt.
Described exhaust outlet 4 tops are provided with screen pack 5, are conducive to prevent that foreign matter from entering battery case inside.
Described automatic Regulation explosion-protection equipment body 3 is realized being connected by bolt and battery case 2.
Described automatic Regulation explosion-protection equipment body 3 is located on battery case 2 case lids 1.
Operation principle: according to the pressure in the specification setting pressure chamber 8 of battery pack, inject gases at high pressure from high pressure gas inlet 10, reach and set the safe pressure value.When battery produces a large amount of gas in charge and discharge process, gas enters in communication chamber 9, along with gas constantly increases, pressure in communication chamber 9 constantly increases, this force value is greater than the safe pressure value of setting in balancing gate pit 8, the pressure official post pressure adjusting slider 7 produced moves, thereby can make communication chamber 9 and steam vent 4 communicate, and gas is discharged from.After gas was discharged, the pressure in communication chamber 9 was along with reduction, and during force value in this force value is less than balancing gate pit 8, pressure adjusting slider 7 resets, and steam vent 4 is closed.By above step, realize automatic Regulation, make the battery case internal pressure be in safe range, play explosion-proof effect.
Embodiment 2
With reference to Fig. 3, the difference of the present embodiment and embodiment 1 is: described pressure adjusting slider 7 is the hexahedron slide block, and cross section is rectangle; Described guide vane end stop and automatic Regulation explosion-protection equipment body 3 are structure as a whole, and guide vane end stop is substituted by a projection 12 of being located at automatic Regulation explosion-protection equipment body 3 bottoms.All the other are with embodiment 1.
Claims (8)
1. automatic pressure-regulating explosion-proof device of storage battery for explosion-proof forklift, it is characterized in that, comprise the automatic Regulation explosion-protection equipment body of being located on battery case, in automatic Regulation explosion-protection equipment body interior cavity, be provided with the pressure adjusting slider, the pressure adjusting slider is divided into two parts by automatic Regulation explosion-protection equipment body interior cavity, a part is balancing gate pit, a part is communication chamber, pressure chamber wall is provided with the high pressure gas inlet, in the high pressure gas inlet, be provided with sealing fastener, communication chamber communicates with battery case inside, automatic Regulation explosion-protection equipment body top is provided with the exhaust outlet communicated with atmosphere, pressure adjusting slider top contacts with the exhaust outlet lower limb, the upper and lower of automatic Regulation explosion-protection equipment body is equipped with the guide vane end stop that the pressure adjusting slider is played the role of positioning, guide vane end stop contacts with pressure adjusting slider bottom.
2. automatic pressure-regulating explosion-proof device of storage battery for explosion-proof forklift according to claim 1, is characterized in that, described pressure adjusting slider is the I shape slide block.
3. automatic pressure-regulating explosion-proof device of storage battery for explosion-proof forklift according to claim 1, is characterized in that, described pressure adjusting slider is the hexahedron slide block, and cross section is rectangle.
4. automatic pressure-regulating explosion-proof device of storage battery for explosion-proof forklift according to claim 1 and 2, is characterized in that, described sealing fastener is bolt.
5. automatic pressure-regulating explosion-proof device of storage battery for explosion-proof forklift according to claim 1 and 2, is characterized in that, described exhaust outlet top is provided with and prevents that foreign matter from entering the screen pack of battery case inside.
6. automatic pressure-regulating explosion-proof device of storage battery for explosion-proof forklift according to claim 1 and 2, it is characterized in that, described guide vane end stop and automatic Regulation explosion-protection equipment body are structure as a whole, and guide vane end stop is substituted by a projection of being located at automatic Regulation explosion-protection equipment body bottom.
7. automatic pressure-regulating explosion-proof device of storage battery for explosion-proof forklift according to claim 1 and 2, is characterized in that, described automatic Regulation explosion-protection equipment body is realized being connected by bolt or welding manner and battery case.
8. automatic pressure-regulating explosion-proof device of storage battery for explosion-proof forklift according to claim 1 and 2, is characterized in that, described automatic Regulation explosion-protection equipment body is located on the battery case case lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104185662A CN102496688B (en) | 2011-12-15 | 2011-12-15 | Automatic pressure-regulating explosion-proof device of storage battery for explosion-proof forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104185662A CN102496688B (en) | 2011-12-15 | 2011-12-15 | Automatic pressure-regulating explosion-proof device of storage battery for explosion-proof forklift |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102496688A CN102496688A (en) | 2012-06-13 |
| CN102496688B true CN102496688B (en) | 2013-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104185662A Expired - Fee Related CN102496688B (en) | 2011-12-15 | 2011-12-15 | Automatic pressure-regulating explosion-proof device of storage battery for explosion-proof forklift |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103723661B (en) * | 2012-10-10 | 2016-05-04 | 杭叉集团股份有限公司 | The dual-purpose explosion-proof battery fork truck of imflammable gas and dust atmosphere |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5837394A (en) * | 1992-05-20 | 1998-11-17 | Brooke Schumm, Jr. | Electric appliance and fluid depolarized cell with low parasitic usage microactuated valve |
| CN101980399A (en) * | 2010-08-23 | 2011-02-23 | 友达光电股份有限公司 | Battery detection system and battery module thereof |
| CN202349307U (en) * | 2011-12-15 | 2012-07-25 | 刘立文 | Explosion-proof forklift storage battery pressure-regulating explosion preventer with pressure-regulating slider |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4288824B2 (en) * | 2000-03-23 | 2009-07-01 | 新神戸電機株式会社 | Battery plug for storage battery |
| JP2010277736A (en) * | 2009-05-26 | 2010-12-09 | Sanyo Electric Co Ltd | Power supply device, and vehicle equipped with the same |
-
2011
- 2011-12-15 CN CN2011104185662A patent/CN102496688B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5837394A (en) * | 1992-05-20 | 1998-11-17 | Brooke Schumm, Jr. | Electric appliance and fluid depolarized cell with low parasitic usage microactuated valve |
| CN101980399A (en) * | 2010-08-23 | 2011-02-23 | 友达光电股份有限公司 | Battery detection system and battery module thereof |
| CN202349307U (en) * | 2011-12-15 | 2012-07-25 | 刘立文 | Explosion-proof forklift storage battery pressure-regulating explosion preventer with pressure-regulating slider |
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| CN102496688A (en) | 2012-06-13 |
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