CN220934319U - Lead-acid storage battery box with exhaust device - Google Patents
Lead-acid storage battery box with exhaust device Download PDFInfo
- Publication number
- CN220934319U CN220934319U CN202322391538.7U CN202322391538U CN220934319U CN 220934319 U CN220934319 U CN 220934319U CN 202322391538 U CN202322391538 U CN 202322391538U CN 220934319 U CN220934319 U CN 220934319U
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- CN
- China
- Prior art keywords
- exhaust
- hole
- diameter
- connecting column
- box body
- 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.)
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Links
- 239000002253 acid Substances 0.000 title claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 238000013022 venting Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 9
- 239000000428 dust Substances 0.000 abstract description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 7
- 239000001257 hydrogen Substances 0.000 description 7
- 229910052739 hydrogen Inorganic materials 0.000 description 7
- 239000007789 gas Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000002265 prevention Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Gas Exhaust Devices For Batteries (AREA)
Abstract
The utility model relates to a lead-acid storage battery box with an exhaust device, which comprises a box body, wherein a containing cavity is arranged in the box body, and the top of the box body is of an open structure; the cover cap is covered above the box body and is fixedly connected with the box body through bolts to form a sealing structure; still include, exhaust apparatus includes spliced pole A, spliced pole B of integral structure, spliced pole B diameter is greater than spliced pole A diameter, spliced pole A fixed connection in the shroud, exhaust apparatus is equipped with the inside main exhaust through-hole of UNICOM box by the bottom surface upwards along vertical center, spliced pole B is equipped with the branch exhaust through-hole of a plurality of UNICOM main exhaust through-holes along the horizontal direction, branch exhaust through-hole is close to spliced pole B border department and is equipped with the through-hole of vertical direction, through-hole diameter less than or equal to 1mm. The utility model meets the requirements of the storage battery box for air exhaust, water resistance and dust resistance.
Description
Technical Field
The utility model relates to the field of safety protection, in particular to a lead-acid storage battery box with an exhaust device.
Background
Lead-acid storage batteries are widely used as electrochemical equipment in various industries such as transportation, power communication and the like. Typically, both the battery and other electronic components are placed in the same space inside the case. When the storage battery is overcharged, hydrogen is often released, the hydrogen belongs to inflammable and explosive gas, and when the hydrogen reaches a certain concentration, an electric arc generated when an electronic element works can ignite the gas, so that the storage battery has hidden danger of burning or explosion.
The explosion-proof performance of the storage battery box body used in a general chemical plant or a toxic and harmful gas place meets the protection level of security-enhanced 'ec'.
According to the requirements of GB/T3836.3-2021, the storage battery box body should meet the requirements of 6.7.4 (an 'ec' protection level battery box ventilation test: hydrogen is naturally dissipated into static air at constant temperature, and the H 2 concentration with the volume fraction of more than 90% should be reduced to 2% in no more than 48 hours), so that a venting device is usually arranged on the storage battery box body to meet the use requirements.
Meanwhile, in the use environment, water, dust and particles easily enter the storage battery box body through the exhaust device, so that the battery can be influenced, and the operation of the battery is possibly influenced, and the battery is seriously shorted, so that the exhaust device of the storage battery box body has certain waterproof and dustproof properties, and the protection level of the outer shell of the storage battery box body is required to be defined as IP44.
Therefore, the lead-acid storage battery box with the exhaust device can meet the protection level of safety-enhanced 'ec' and the protection level IP44.
Disclosure of utility model
The utility model provides a lead-acid storage battery box body with an exhaust device, which meets the requirements of exhaust, water resistance and dust prevention of the storage battery box body.
In order to solve the technical problems, the utility model provides the following technical scheme:
The present utility model is disclosed in the present utility model,
A lead-acid battery box with an exhaust device comprises,
The box body is internally provided with a containing cavity, and the top of the box body is of an open structure;
The cover cap is covered above the box body and is fixedly connected with the box body through bolts to form a sealing structure;
Still include, exhaust apparatus includes spliced pole A, spliced pole B of integrated structure, spliced pole B diameter is greater than spliced pole A diameter, spliced pole A fixed connection in the shroud, exhaust apparatus is upwards equipped with the inside main exhaust through-hole of UNICOM box by the bottom surface along vertical center, spliced pole B is equipped with the branch exhaust through-hole of a plurality of UNICOM main exhaust through-holes along the horizontal direction, branch exhaust through-hole is close to spliced pole B border department and is equipped with the through-hole of vertical direction, the through-hole diameter is less than or equal to 1mm, the through-hole diameter is divide exhaust through-hole's 1/10~1/4, the through-hole lower terminal surface distance the distance of shroud upper surface is the same rather than the diameter.
Further, the number of the exhaust separating through holes is four, and the exhaust separating through holes are uniformly distributed along the outer edge of the connecting column B.
Further, the branch exhaust through holes are communicated with the main exhaust through holes through connecting holes, the connecting holes and the branch exhaust through holes are coaxially arranged, and the diameters of the connecting holes are 1/5-1/3 of the diameters of the branch exhaust through holes.
Further, the outer edge of the connecting column B is provided with an annular groove communicated with the outer ends of the plurality of branch exhaust through holes, and an annular silica gel sleeve matched with the annular groove is arranged in the annular groove.
Further, the exhaust axis is collinear with the cap center.
Further, an annular step is arranged at the joint of the connecting column A and the connecting column B, and the thickness of the annular step is the same as the diameter of the through hole.
Further, the lower surface of the annular step is provided with a mounting groove, and an O-shaped sealing ring is arranged in the mounting groove.
The beneficial effects achieved by the utility model are as follows:
1. Through setting up exhaust apparatus for with the inflammable gas discharge in the box, through setting up the exhaust hole that mutually perpendicular set up, thereby avoid the rainwater to get into and realize the drainage effect, thereby guarantee to reach dustproof effect through setting up the through-hole less than or equal to 1mm with outside UNICOM.
2. Through setting up four evenly distributed with dividing the exhaust through-hole to guarantee the stability of exhaust effect.
3. Through setting up connecting hole and connecting branch exhaust through-hole and main exhaust through-hole, set the diameter of connecting hole to branch exhaust through-hole diameter 1/5~1/3, can ensure to divide and have sufficient space between exhaust through-hole and the connecting hole, avoid the rainwater to get into the box from branch exhaust through-hole.
4. Through setting up annular step, ensure that the through-hole lower extreme has the space with the shroud upper surface, convenient drainage uses O shape sealing washer simultaneously can, effectively waterproof entering box.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of the structure of the patent.
Fig. 2 is a partially enlarged schematic structural view.
Description of the embodiments
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
As shown in fig. 1-2, a lead acid battery housing with an exhaust, comprising,
The box body 10, the inside of the box body 10 is provided with a containing cavity 101, and the top is of an open structure;
The cover 20 is covered above the box body 10 and is fixedly connected with the box body 10 through bolts to form a sealing structure;
Still include, exhaust apparatus 30 includes spliced pole A301, spliced pole B302 of an organic whole structure, spliced pole B302 diameter is greater than spliced pole A301 diameter, spliced pole A301 fixed connection in shroud 20, exhaust apparatus 30 is equipped with the inside main exhaust through-hole 3011 of UNICOM box 10 upwards along vertical center by the bottom surface, spliced pole B302 is equipped with the branch exhaust through-hole 3021 of a plurality of UNICOM main exhaust through-holes 3011 along the horizontal direction, branch exhaust through-hole 3021 is close to spliced pole B302 border department and is equipped with vertical direction's through-hole 3022, through-hole 3022 diameter less than or equal to 1mm, the through-hole 3022 diameter is divide 1/10~1/4 of exhaust through-hole 3021, the distance of through-hole 3022 lower terminal surface distance rather than the diameter of shroud 20 upper surface is the same, specifically can set up the screw thread on spliced pole A301, offers the hole on shroud 20, inserts shroud 20 upper surface back through nut locking connection again.
Further, the exhaust gas separating holes 3021 are provided with four holes and evenly distributed along the outer edge of the connecting column B302.
Further, the split exhaust through holes 3021 are communicated with the main exhaust through holes 3011 through connection holes 3012, the connection holes 3012 are coaxially arranged with the split exhaust through holes 3021, and the diameter of the connection holes 3012 is 1/5-1/3 of the diameter of the split exhaust through holes 3021.
Further, an annular groove 3023 communicating with the outer ends of the plurality of exhaust separating through holes 3021 is formed in the outer edge of the connecting column B302, and an annular silica gel sleeve 3024 matched with the annular groove 3023 is installed in the annular groove 3023.
Further, the axis of the exhaust device 30 is aligned with the center of the cover 20.
Further, an annular step 303 is provided at the connection between the connection post a301 and the connection post B302, and the thickness of the annular step 303 is the same as the diameter of the through hole 3022.
Further, a mounting groove 3031 is formed on the lower surface of the annular step 303, and an O-ring 3032 is arranged in the mounting groove 3031.
In particular the number of the elements,
Since hydrogen has a lower specific gravity than air, the secondary battery releases hydrogen when overcharged, and tends to accumulate on the top of the battery case 10. Therefore, the exhaust device is arranged on the top surface of the battery box cover 20, and can meet the protection level of safety-enhanced 'ec' and the protection level IP44.
1. Exhaust gas
By the arrangement of the exhaust device 30, the annular silica gel sleeve 3024 and the O-shaped sealing ring 3032, the hydrogen in the box body 10 enters the exhaust device 30 from the main exhaust through hole 3011, enters the sub-exhaust through hole 3021 from the connecting hole 3012, and finally is discharged into the air through the through hole 3022.
2. Dust-proof
According to the flag GB 4208-case protection level IP code, IP44 means that the dust is a 4 first digit feature number and the water is a 4 second digit feature number. The dust prevention is 4, which means that solid foreign matters with the diameter not smaller than 1.0mm are prevented from entering the shell. Accordingly, the diameter of the through hole communicating with the air in the exhaust device 30 is set to 0.9mm, and the clearance between the annular step 303 and the top surface of the cover 20 is set to 0.9mm, thereby achieving the dust-proof effect.
Waterproof construction
The water-proof 4 is water-splashing prevention, and the water splashing in all directions of the shell is not influenced. When water splashing occurs, the side surface of the exhaust device 30 is provided with the annular silica gel sleeve 3024, so that water can be prevented from entering the exhaust separation through hole 3021. The splashed water may enter from the upper portion of the through hole 3022 in the exhaust apparatus 30, be discharged from the lower portion, and intermittently flow out from the annular step 303 and the top surface of the cap 20. In addition, a connecting hole 3012 is arranged in the exhaust device 30, and the connecting hole 3012 and the exhaust separating through hole 3021 are coaxially arranged, so that a height difference exists between the connecting hole 3012 and the exhaust separating through hole, and water can be effectively prevented from entering the battery box body 10 after flowing backwards.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. A lead-acid battery box with an exhaust device comprises,
The box body (10), the inside of the box body (10) is provided with a containing cavity (101), and the top is of an open structure;
the cover cap (20) is covered above the box body (10) and is fixedly connected with the box body (10) through bolts to form a sealing structure;
The novel exhaust device is characterized by further comprising an exhaust device (30), wherein the exhaust device (30) comprises a connecting column A (301) and a connecting column B (302) which are integrally structured, the diameter of the connecting column B (302) is larger than that of the connecting column A (301), the connecting column A (301) is fixedly connected with the cover (20), the exhaust device (30) is provided with a main exhaust through hole (3011) in the communicating box (10) from the bottom surface to the top along the vertical center, the connecting column B (302) is provided with a plurality of sub exhaust through holes (3021) communicated with the main exhaust through hole (3011) along the horizontal direction, a penetrating hole (3022) in the vertical direction is arranged at the edge of the sub exhaust through hole (3021) close to the connecting column B (302), the diameter of the penetrating hole (3022) is smaller than or equal to 1mm, the diameter of the penetrating hole (3022) is 1/10-1/4 of the sub exhaust through hole (3021), and the distance between the lower end surface of the penetrating hole (3022) and the upper surface of the cover (20) is the same as the diameter.
2. The lead-acid battery box with the exhaust device according to claim 1, wherein four exhaust gas separating through holes (3021) are uniformly distributed along the outer edge of the connecting column B (302).
3. The lead-acid storage battery box with the exhaust device according to claim 1, wherein the branch exhaust through hole (3021) is communicated with the main exhaust through hole (3011) through a connecting hole (3012), the connecting hole (3012) is arranged coaxially with the branch exhaust through hole (3021), and the diameter of the connecting hole (3012) is 1/5-1/3 of the diameter of the branch exhaust through hole (3021).
4. The lead-acid storage battery box with the exhaust device according to claim 1, wherein an annular groove (3023) communicated with the outer ends of a plurality of branch exhaust through holes (3021) is formed in the outer edge of the connecting column B (302), and an annular silica gel sleeve (3024) matched with the annular groove (3023) is arranged in the annular groove.
5. The lead acid battery housing with venting device of claim 1, wherein the venting device (30) axis is collinear with the center of the cover (20).
6. The lead-acid storage battery box with the exhaust device according to claim 1, wherein an annular step (303) is arranged at the joint of the connecting column A (301) and the connecting column B (302), and the thickness of the annular step (303) is the same as the diameter of the through hole (3022).
7. The lead-acid battery box with the exhaust device according to claim 6, wherein a mounting groove (3031) is formed in the lower surface of the annular step (303), and an O-ring (3032) is arranged in the mounting groove (3031).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322391538.7U CN220934319U (en) | 2023-09-04 | 2023-09-04 | Lead-acid storage battery box with exhaust device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322391538.7U CN220934319U (en) | 2023-09-04 | 2023-09-04 | Lead-acid storage battery box with exhaust device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220934319U true CN220934319U (en) | 2024-05-10 |
Family
ID=90960533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322391538.7U Active CN220934319U (en) | 2023-09-04 | 2023-09-04 | Lead-acid storage battery box with exhaust device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220934319U (en) |
-
2023
- 2023-09-04 CN CN202322391538.7U patent/CN220934319U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |