CN2729910Y - Battery sealing device - Google Patents
Battery sealing device Download PDFInfo
- Publication number
- CN2729910Y CN2729910Y CNU2004200613426U CN200420061342U CN2729910Y CN 2729910 Y CN2729910 Y CN 2729910Y CN U2004200613426 U CNU2004200613426 U CN U2004200613426U CN 200420061342 U CN200420061342 U CN 200420061342U CN 2729910 Y CN2729910 Y CN 2729910Y
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- CN
- China
- Prior art keywords
- battery
- clamp nut
- sealing
- battery electrode
- electrode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y02E60/126—
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- Hybrid Cells (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model relates to a lead acid battery in electrochemical power source, in particular relating to a battery sealing device. The battery electrode is successively sheathed with a battery cover, a sealing ring, a cushion ring, and a clamp nut. The clamp nut is an external thread nut, and is meshed with the internal thread on the battery cover; the battery electrode, the clamp nut and the battery cover are formed with a cavity, the internal diameter of the clamp nut is larger than the external diameter of the battery electrode, a clearance communicating with the cavity is formed, and the electrode glue is filled between the cavity and the clearance. In the seal structure of the battery sealing device, the lengthwise strength between the electrode glue and the battery electrode sealing face is the longitudinal length h1 of the sealing face adding to the altitude h2 of the clamp nut, the length of the longitudinal approach between the electrode gule and the battery electrode sealing face are extended, the leakage of the dipping acid in the battery climbing along the side face of the battery electrode is effectively prevented, and the charging service life of the battery is prolonged.
Description
Affiliated technical field
The utility model relates to the lead acid accumulator in the chemical power source, especially relates to a kind of storage battery sealing device.
Background technology
At present,, adopt following method usually:, reach the purpose of mechanical seal as O type circle, rectangular loop etc. 1. by compression soft rubber sealing ring to the sealing of polar post of lead acid batteries; 2. directly with adhesive, pour into the purpose that the sealing position reaches the adhesive sealing as epoxy resin, polyurethane adhesive etc.; 3. the sealing position is embedded in plumbous overlapping on battery cover, again with lead cover and the welding of corresponding pole, thereby reaches the purpose that plumbous cover seals.Adopting and directly adhesive being poured into the purpose that the sealing position reaches the adhesive sealing is a kind of common solution.But actual the use shows, because the length of pole glue and battery electrode column closed surface is shorter in these schemes, causes the sealing intensity of hermetically-sealed construction relatively poor, sealing effectiveness is good inadequately, the phenomenon of battery liquid seepage happens occasionally, thereby influences the useful life of storage battery.
Figure 1 shows that a kind of sealing device of lead acid accumulator, comprise battery electrode column 1, battery cover 3, sealing ring 4, packing ring 5, clamp nut 6 and pole glue 7, the inner ring of described sealing ring 4 closely is enclosed within on the external diameter of battery electrode column 1, its outer ring and battery cover 3 are combined closely, packing ring 5 covers on sealing ring 4, clamp nut 6 is the external screw thread nut, with the internal thread engagement on the battery cover 3, and tightly be pressed on the packing ring 5 downwards, battery cover 3, sealing ring 4, packing ring 5 and battery electrode column 1 are compressed vertically and fixing, form mechanical seal; Described battery electrode column 1, clamp nut 6 and battery cover 3 form cavity, are filled with pole glue 7 in the cavity.The glue sealing is filled up all sealed glue in each slit that links to each other with pole, and making between each part does not have the slit, Stability Analysis of Structures.
The double-layer sealing structure that this sealing device adopts sealing ring mechanical seal to combine with the glue sealing, sealing effectiveness than top described three kinds of schemes is much better, but it also exists the axial length of pole glue and battery electrode column closed surface shorter, the deficiency that can not effectively stop the sulfuric acid in the battery to climb along the battery electrode column side and leak.
Summary of the invention
The utility model discloses a kind of storage battery sealing device, can overcome the sulfuric acid that can not effectively stop in the existing sealing device in the battery leakage of climbing along the battery electrode column side, the unfavorable deficiency of sealing effectiveness.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of storage battery sealing device, comprise battery electrode column, battery cover, sealing ring, packing ring, clamp nut, pole glue, suit battery cover successively on described battery electrode column, sealing ring, packing ring, clamp nut, described clamp nut is the external screw thread nut, with the internal thread engagement on the described battery cover, described battery electrode column, clamp nut and battery cover form cavity, the internal diameter of described clamp nut is greater than the external diameter of described battery electrode column, form the gap that is communicated with above-mentioned cavity, described pole glue is filled in described cavity and the gap.
In the storage battery sealing device of the present utility model, dig at least one annular ditch groove on the outer wall of described battery electrode column, be used to increase described gap.
In the utility model device, dig at least one annular ditch groove on the inwall of described clamp nut, be used to increase described gap.
In the utility model device, described relief width is 2 to 5 millimeters, and height is 3 to 10 millimeters.
In the utility model device, be processed into circular arc with the formed rib of its medial surface above the described clamp nut, be used to increase the inlet in described gap.
In the utility model device, described sealing ring is an O-ring seals.
The beneficial effects of the utility model are: in hermetically-sealed construction shown in Figure 1, the longitudinal length of pole glue and battery electrode column closed surface is h1, and in storage battery hermetically-sealed construction of the present utility model, the longitudinal length of pole glue and battery electrode column closed surface is the height h2 that h1 adds the above gap, prolonged the length of pole glue and battery electrode column closed surface longitudinal approach, thereby can effectively stop leakages of climbing along the battery electrode column side of sulfuric acid in the battery, the discharging and recharging the life-span of prolongation battery; Dig on the outer wall of battery electrode column on the inwall of at least one annular ditch groove, clamp nut and dug at least one annular ditch groove, can effectively prolong the closed surface effective length of pole glue and battery electrode column, clamp nut medial surface, prevent that acid solution is from the leakage of climbing of each approach, simultaneously, set groove can make described pole glue and battery electrode column, clamp nut combine closely better, reduced the surface tension between lead and the sulfuric acid greatly, make lead and sulfuric acid interface change into nonwetting by moist type, effectively stopped to climb sour path, strengthened the effect of sealing; Clamp nut upper end and its inboard formed rib are processed into circular arc, have increased the inlet in described gap, make that adding man-hour is easier to the also easier discharge of the gas in the gap, the better effects if of sealing with described pole glue time that is filled into described gap ratio.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is the sealing device profile of a kind of lead acid accumulator of prior art.
Fig. 2 is the sealing device profile of first embodiment of the utility model.
Fig. 3 is the sealing device profile of second embodiment of the utility model.
Fig. 4 is the sealing device profile of the 3rd embodiment of the utility model.
Fig. 5 is the sealing device profile of the 4th embodiment of the utility model.
Fig. 6 is the sealing device profile of the 5th embodiment of the utility model.
Embodiment
Embodiment 1:
In Fig. 2, battery cover 3, rectangular seal 4, packing ring 5, clamp nut 6 are installed successively on the battery electrode column 1 of embedded copper zinc spare 2.Described battery electrode column 1, clamp nut 6 and battery cover 3 form cavity, the diameter of bore of clamp nut 6 should be greater than the diameter of battery post, thereby form one section annular gap that is communicated with cavity 9 between battery post 1 and clamp nut 6, the wide of this gap is 2～5mm, and height is 3～10mm; Described pole glue 7 fills in cavity and annular gap 9, forms the glue sealing, because the utility model has increased gap 9, makes the sealing height of glue sealing be increased to present h2 (as shown in Figure 2) by original h1, has strengthened the effect of sealing greatly.
Embodiment 2:
In Fig. 3, suit battery cover 3, rectangular seal 4, packing ring 5, clamp nut 6 successively on the battery electrode column 1 of embedded copper zinc spare 2.1 different being of present embodiment and embodiment: on pole, dug an annular ditch groove and (poured into into for making things convenient for fluid sealant, add and to keep escape man-hour), forming wide between the endoporus of this annular ditch groove and clamp nut 6 is 2～5mm, height is that (this project organization need not to form the gap by the clamp nut internal diameter greater than the pole external diameter for the gap of 3～10mm, so the diameter of bore of clamp nut 6 only need satisfy common matching requirements, guarantee that fluid sealant can successfully pour into into groove, do not produce bubble, being slightly larger than the battery electrode column diameter gets final product), simultaneously, clamp nut 6 upper surfaces and the formed rib of its endoporus sidewall can be processed into rounding, chamfering or other similar structures, inlet when flowing into groove 9 to increase fluid sealant 7, make fluid sealant can successfully pour into into gap 9, do not produce bubble; Fluid sealant 7 fills in cavity and gap 9, makes the sealing height of glue sealing be increased to present h2 (as shown in Figure 3) by original h1, has strengthened the effect of sealing.
Embodiment 3:
In Fig. 4, suit battery cover 3, O-ring seals 4, packing ring 5, clamp nut 6 successively on the battery electrode column 1 of embedded copper zinc spare 2.The present embodiment glue sealing structure is identical with embodiment 2, and difference is: sealing ring 4 structure divisions adopt O-ring seals, can adjust the compress variation of O-ring seals neatly by regulating clamp nut 6, and are easy for installation.
Embodiment 4:
In Fig. 5, suit battery cover 3, rectangular seal 4, packing ring 5, clamp nut 6 successively on the battery electrode column 1 of embedded copper zinc spare 2.The endoporus of the clamp nut 6 among this embodiment is two layers of shoulder hole, and the aperture, top is greater than the aperture, bottom, for the bottom diameter of bore, only require to adapt with the pole external diameter, satisfy common fitted position and get final product, the top diameter of bore forms certain interval greater than battery electrode column 1 diameter; Simultaneously, dug a plurality of annular ditch grooves 8 on the outer wall of described battery electrode column 1, made the wide 2～5mm of being in the gap that endoporus surrounded of the battery electrode column 1 have annular ditch groove 8 and clamp nut 6, height is 3～10mm.
Embodiment 5:
In Fig. 6, suit battery cover 3, O-ring seals 4, packing ring 5, clamp nut 6 successively on the battery electrode column 1 of embedded copper zinc spare 2.Dug a plurality of annular ditch grooves 10 on the inwall of clamp nut 6, sealing ring adopts the O-ring seals structure, and other structures are identical with embodiment 4.
Claims (7)
1, a kind of storage battery sealing device, comprise battery electrode column (1), battery cover (3), sealing ring (4), packing ring (5), clamp nut (6) and pole glue (7), suit battery cover (3) successively on described battery electrode column (1), sealing ring (4), packing ring (5), clamp nut (6), described clamp nut (6) is the external screw thread nut, with the internal thread engagement on the described battery cover (3), described battery electrode column (1), clamp nut (6) and battery cover (3) form cavity, it is characterized in that: the internal diameter of described clamp nut (6) is greater than the external diameter of described battery electrode column (1), form the gap (9) that is communicated with above-mentioned cavity, described pole glue (7) is filled in described cavity and gap (9).
2, a kind of storage battery sealing device as claimed in claim 1 is characterized in that, has dug at least one annular recess (8) on the outer wall of described battery electrode column (1), is used to increase described gap (9).
3, a kind of storage battery sealing device as claimed in claim 1 is characterized in that, has dug at least one annular recess (10) on the inwall of described clamp nut (6), is used to increase described gap (9).
4, a kind of storage battery sealing device as claimed in claim 2 is characterized in that, has dug at least one annular recess (10) on the inwall of described clamp nut (6), is used to increase described gap (9).
As claim 1 or 2 or 3 or 4 described a kind of storage battery sealing devices, it is characterized in that 5, described gap (9) are wide to be 2 to 5 millimeters, height is 3 to 10 millimeters.
6, as claim 1 or 2 or 3 or 4 described a kind of storage battery sealing devices, it is characterized in that, be processed into circular arc with the formed rib of its medial surface above the described clamp nut (6), be used to increase the inlet of described gap (9).
7, a kind of storage battery sealing sealing device as claimed in claim 5, it is characterized in that: described sealing ring (4) is an O-ring seals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004200613426U CN2729910Y (en) | 2004-09-15 | 2004-09-15 | Battery sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004200613426U CN2729910Y (en) | 2004-09-15 | 2004-09-15 | Battery sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2729910Y true CN2729910Y (en) | 2005-09-28 |
Family
ID=35048683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2004200613426U Expired - Fee Related CN2729910Y (en) | 2004-09-15 | 2004-09-15 | Battery sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2729910Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102136560A (en) * | 2011-02-17 | 2011-07-27 | 安徽理士电池技术有限公司 | VRLA (Valve-Regulated Lead Acid) storage battery |
| CN102280600A (en) * | 2011-07-12 | 2011-12-14 | 浙江天能电池(江苏)有限公司 | Storage battery post and storage battery cover post hole sealing structure |
| CN102903860A (en) * | 2012-06-29 | 2013-01-30 | 徐下兵 | Storage battery sealing device |
| CN103125032A (en) * | 2010-09-21 | 2013-05-29 | 新神户电机株式会社 | Nonaqueous electrolyte secondary battery |
| US9337451B2 (en) | 2013-07-30 | 2016-05-10 | Johnson Controls Technology Company | System and method for roller interconnection of battery cells |
| CN109216749A (en) * | 2018-10-10 | 2019-01-15 | 长兴金润大正机械有限公司 | Put sealing loop mechanism and terminal machine |
| CN115275467A (en) * | 2022-07-28 | 2022-11-01 | 浙江南都电源动力股份有限公司 | Storage battery pole column sealing structure |
-
2004
- 2004-09-15 CN CNU2004200613426U patent/CN2729910Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103125032A (en) * | 2010-09-21 | 2013-05-29 | 新神户电机株式会社 | Nonaqueous electrolyte secondary battery |
| CN103125032B (en) * | 2010-09-21 | 2015-09-02 | 新神户电机株式会社 | Nonaqueous electrolytic solution secondary battery |
| US9240576B2 (en) | 2010-09-21 | 2016-01-19 | Shin-Kobe Electric Machinery Co., Ltd. | Non-aqueous electrolyte secondary battery |
| CN102136560A (en) * | 2011-02-17 | 2011-07-27 | 安徽理士电池技术有限公司 | VRLA (Valve-Regulated Lead Acid) storage battery |
| CN102280600A (en) * | 2011-07-12 | 2011-12-14 | 浙江天能电池(江苏)有限公司 | Storage battery post and storage battery cover post hole sealing structure |
| CN102280600B (en) * | 2011-07-12 | 2013-08-07 | 浙江天能电池(江苏)有限公司 | Storage battery post and storage battery cover post hole sealing structure |
| CN102903860A (en) * | 2012-06-29 | 2013-01-30 | 徐下兵 | Storage battery sealing device |
| US9337451B2 (en) | 2013-07-30 | 2016-05-10 | Johnson Controls Technology Company | System and method for roller interconnection of battery cells |
| CN109216749A (en) * | 2018-10-10 | 2019-01-15 | 长兴金润大正机械有限公司 | Put sealing loop mechanism and terminal machine |
| CN109216749B (en) * | 2018-10-10 | 2023-07-04 | 长兴金润大正机械有限公司 | Sealing ring placing mechanism and terminal machine |
| CN115275467A (en) * | 2022-07-28 | 2022-11-01 | 浙江南都电源动力股份有限公司 | Storage battery pole column sealing structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |