CN109638193A - A kind of microsatellite accumulator structure - Google Patents
A kind of microsatellite accumulator structure Download PDFInfo
- Publication number
- CN109638193A CN109638193A CN201811568824.3A CN201811568824A CN109638193A CN 109638193 A CN109638193 A CN 109638193A CN 201811568824 A CN201811568824 A CN 201811568824A CN 109638193 A CN109638193 A CN 109638193A
- Authority
- CN
- China
- Prior art keywords
- current carrying
- cover plate
- intermediate skeleton
- battery
- accumulator structure
- 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.)
- Pending
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
-
- 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
Abstract
The present invention provides a kind of microsatellite accumulator structures, including several cylindrical single batteries, intermediate skeleton, right cover plate, left cover, insulation cover plate, side felt pad, current carrying lug；Wherein, intermediate skeleton all has curved surface similar with single battery with right cover plate, left cover, embraces ring design for structure；The positive and negative end of battery pack is mainly converged by current carrying lug, and current carrying lug upper and lower surface is compressed and fixed using felt pad；Each battery cell is radially carried out by intermediate skeleton and right cover plate, left cover board clamping, fixed-direction along each monomer；Side felt pad contacts placement with intermediate skeleton side, prevents from being shorted during current-carrying oblique cut grafting with intermediate skeleton；Insulation cover plate is passed through into side felt pad using fastener after the completion of current carrying lug welding and is compacted to intermediate skeleton.Structure space of the invention is compact, good mechanical performance, high reliablity；Application field is extensive, and particular for microsatellite field, when installing in cabin, temperature can remain at safe range.
Description
Technical field
The invention belongs to battery technology field more particularly to a kind of microsatellite accumulator structures.
Background technique
Currently, business microsatellite develops towards directions such as miniaturization, low cost, short cycles, thus, it is defended compared to tradition
Great variety also has occurred in star, satellite platform equipment.Wherein, battery is the important component of satellite power system, knot
Configuration formula is also varied.In existing microsatellite, lithium battery is because of its height ratio capacity, big specific power rate, long circulation life, and light dirt
The advantages that dye, is widely used, but is limited to its feature and technique, at present, more applications are small battery cell,
Production technology is more mature, consistency is high, and quality reaches a standard, such as industrial 18650 lithium battery.Microsatellite mostly uses more piece small
Capacity Lithium batteries form required voltage and current in series and parallel, and accumulator structure is substantially electric by more piece using several layers of upper and lower cover platess
Pond monomer is connected up and down using bolt, and cover board generally comprises layer of insulation board and metal conductor layer, and wherein layer of insulation board will be for that will go here and there
Battery after parallel connection is integrally dielectrically separated from mounting structure；Metal conductor layer is used for the voltage electricity by each monomer as required
Stream is series-parallel；Two kinds can simultaneously reinforcement protection single battery.This kind of structure is more universal, but increases to a certain extent
Multiple battery cells place after radial dimension, i.e. mounting surface size is larger, requires in certain pairs of mounting surfaces extremely stringent small
In satellite, it is difficult to meet its requirement.
Patent document 1(Chinese Patent Application No.: 201720229094.9) providing a kind of large-capacity single battery, will
Multiple cylinder monomers are placed vertically along positive and negative anodes, and same polarity is located at the same side, are passed through metal connecting sheet and are unified into large capacity single
Body, the document realize high capacity cell, and structure type and common accumulator structure are more similar, though stability is preferable,
But occupied space is larger, especially the size of installation direction.
Summary of the invention
In order to solve the problems in the prior art, the present invention provides a kind of highly reliable, small space, vibration resistance and impact,
Suitable for the accumulator structure of microsatellite, it is based on skeleton+cover-plate type accumulator structure, realizes smaller, light, reliable storage
Battery structure design.The present invention is realized especially by following technical solution:
A kind of microsatellite accumulator structure, the accumulator structure include several cylindrical single batteries, intermediate skeleton,
Right cover plate, left cover, insulation cover plate, side felt pad, current carrying lug；Wherein, intermediate skeleton and right cover plate, left cover all have with
The similar curved surface of single battery embraces ring design for structure；The positive and negative end of battery pack is mainly converged by current carrying lug, current-carrying
Piece upper and lower surface is compressed and is fixed using felt pad；Each battery cell by the intermediate skeleton and right cover plate, left cover board clamping,
Its fixed-direction is radially carried out along each monomer；Side felt pad contacts placement with intermediate skeleton side, prevents current-carrying oblique cut grafting
Skeleton is shorted among Cheng Zhongyu；Insulation cover plate is passed through during side felt pad is compacted to using fastener after the completion of current carrying lug welding
Between skeleton.
As a further improvement of the present invention, several described cylindrical single batteries require in series and parallel according to power-supply system
It places.
As a further improvement of the present invention, the current carrying lug includes single current carrying lug and/or double current carrying lugs；It is two different
Current carrying lug carries out Shape design according to the quantity and size of actual battery group.
As a further improvement of the present invention, the material of the current carrying lug is copper or nickel alloy.
As a further improvement of the present invention, by the accumulator structure entirely through tight with metallic framework insulation protection
Firmware is screwed to mounting structure.
As a further improvement of the present invention, when connecting installation with structure in the accumulator structure, using metal gasket
It is thermally conductive.
As a further improvement of the present invention, the intermediate skeleton is skeleton among metal, and surface carries out black anodic oxygen
Change.
As a further improvement of the present invention, it is carried out outside battery cell using polyimide insulative adhesive film at least one layer of
Cladding.
As a further improvement of the present invention, the accumulator structure further includes T-type pad, and the T-type pad is worn in long spiro nail
When crossing intermediate skeleton and cover board, long spiro nail is also through T-type pad, so that screw and battery body insulate.
As a further improvement of the present invention, the intermediate skeleton all has and single battery phase with right cover plate, left cover
As curved surface, the curved surface diameter be slightly larger than battery cell curved surface diameter.
The beneficial effects of the present invention are: the present invention carries out integrated installation by each cylindrical battery monomer, with the smallest envelope, protect
While demonstrate,proving electrical property, high-intensitive, uniformity of temperature profile design is realized.The voltage and current of battery determines the string of each monomer simultaneously
Connection mode.Intermediate skeleton and cover board clamp each battery cell by embracing a ring mode, after clamping the positive and negative anodes two sides of battery cell into
Row welding confluence, and the fastening felt pad of lower surface connection on it.On the one hand outermost felt pad is used to insulate, on the other hand
For protecting battery.Final fastener passes through entire accumulator structure, need to be by intermediate skeleton and each cover board when passing through.Whole knot
Structure covers absolutely isolation using T-type pad when screw passes through intermediate skeleton, battery cell also uses multilayer to realize highly reliable insulation
Insulating protective film protection.The battery of voltage and electric current needed for present invention low capacity cylindrical battery monomer is formed in series and parallel；
Give it is a kind of for multiple low capacity cylindrical battery monomers integrate accumulator structure form, compact, good mechanical performance,
High reliablity；The battery applications field is extensive, and especially for microsatellite field, when installing in cabin, temperature can be always
It is maintained at safe range.
Detailed description of the invention
Fig. 1 is stereoscopic schematic diagram of the invention；
Fig. 2 is front view of the invention；
Fig. 3 is left view of the invention；
Fig. 4 is the structure chart removed after insulated left side cover board；
Fig. 5 is the structure chart removed after side insulation right cover board；
Fig. 6 is along two screw central cross-section figure of battery lower-left；
Fig. 7 is intermediate skeleton and left and right cover board appearance schematic diagram.
Specific embodiment
The present invention is further described for explanation and specific embodiment with reference to the accompanying drawing.
The first embodiment of the present invention provide 10 cylindrical single batteries, 2 strings 5 and in the case of accumulator structure, but
This kind of series-parallel system and the single battery quantity are not limited the invention to.
Referring to Fig.1-7, satellite of the invention with accumulator structure specifically include that intermediate skeleton 1, right cover plate 2, left cover 3,
Insulation cover plate 4, side felt pad 5, top felt pad 6, T-type pad 7, the first thermal control pad 8, the second thermal control pad 9, single current carrying lug 10,
Double current carrying lugs 11, battery cell 12, fastener.
A kind of satellite accumulator structure form includes several low capacity single batteries 12, the positive and negative anodes two of battery pack
End mainly carries out welding confluence by single current carrying lug 10 and double current carrying lugs 11, and two different current carrying lugs can be according to reality
The quantity and size of battery pack carry out Shape design, have discontinuity H-type hole among current carrying lug, facilitate welding, work as battery cell
After series-parallel quantity increase, overloading flow structure can also be used；The intermediate skeleton 1 is made by two identical structure docking
With whole design can also be carried out, wherein intermediate skeleton 1 all has song similar with single battery with right cover plate 2, left cover 3
Ring design is embraced for structure in face, but its curved surface diameter is slightly larger than battery cell curved surface diameter, and this gap is mainly used for accommodating cladding
Insulating film outside battery cell；Side felt pad 5 contacts placement with 1 side of intermediate skeleton, prevents current-carrying oblique cut grafting process
In with intermediate skeleton 1 be shorted；Insulation cover plate 4 side felt pad 6 is passed through using fastener after the completion of current carrying lug welding to be compacted to
Intermediate skeleton 1；The top felt pad and side felt pad 5 has similar effect, that is, is dielectrically separated from, while providing welding
The stationary plane of conducting wire；For the T-type pad 7 when long spiro nail passes through intermediate skeleton 1 with cover board, long spiro nail is also through T-type pad, so that
Screw and battery body insulate；That thermal conductivity can be used is preferable by thermal control calculating for the first thermal control pad 8, the second thermal control pad 9
Metal material guarantees that the thermal energy of battery is swapped with mounting structure, and the specific thickness or material of thermal control pad can be according to thermal controls
Demand replacement.
Single battery during installation, carries out insulating wrapped using polyimide film first, at least guarantees 1-2 layers, can also root
Gap when embracing ring with battery cell according to intermediate support 1 is adjusted.
The intermediate skeleton 1 is with right cover plate 2, left cover 3 in cooperation, i.e., the interface beside single battery is using small
Cover board is fixed to intermediate support 1 using Screw after the completion of cooperation by clearance fit.
The insulation cover plate 4 has irregular hole, is used for temperature monitoring module cabling.
Technical concept of the invention is the required battery cell quantity and connection features proposed according to satellite power system,
It is used center framework mutually to splice form with cover board to fix, effectively reduces occupied space, while guaranteeing electricity, heat, structural behaviour
It is required that.Wherein, center framework is used through insulating surface treated metal material；Insulation is part using polyimides or glass
The common high-insulativity such as glass steel, high-intensitive nonmetallic materials.Entire battery assemble sequence is as follows: first using fastener from
Cover board side passes through T-type pad and connects intermediate skeleton 1, battery cell and cover board；Secondly, the current-carrying of welding battery cell positive and negative anodes
Piece installs side insulation board 5 before welding, after the completion of welding, insulation cover plate 4 is connected to intermediate skeleton 1 using screw, pays attention to temperature
Degree sensor cabling is fixed；Finally connection top is insulated to intermediate skeleton；Battery be completed after by it entirely through thermal control
Pad is compacted to body structure surface.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all utilizations
Equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content is applied directly or indirectly in other correlations
Technical field, be included within the scope of the present invention.
For those of ordinary skill in the art, without departing from the inventive concept of the premise, if can also make
Simple deduction or replace are done, all shall be regarded as belonging to protection scope of the present invention.
Claims (10)
1. a kind of microsatellite accumulator structure, it is characterised in that: the accumulator structure includes several cylindrical monomers
Battery, intermediate skeleton, right cover plate, left cover, insulation cover plate, side felt pad, current carrying lug；Wherein, intermediate skeleton and right cover plate,
Left cover all has curved surface similar with single battery, embraces ring design for structure；The positive and negative end of battery pack mainly passes through
Current carrying lug confluence, current carrying lug upper and lower surface are compressed and are fixed using felt pad；Each battery cell passes through the intermediate skeleton and the right side
Cover board, left cover board clamping, fixed-direction are radially carried out along each monomer；Side felt pad contacts placement with intermediate skeleton side,
It prevents from being shorted during current-carrying oblique cut grafting with intermediate skeleton；Insulation cover plate is passed through into side using fastener after the completion of current carrying lug welding
Side felt pad is compacted to intermediate skeleton.
2. accumulator structure according to claim 1, it is characterised in that: several described cylindrical single batteries are according to electricity
Source system requires to place in series and parallel.
3. accumulator structure according to claim 1, it is characterised in that: the current carrying lug includes single current carrying lug and/or double
Current carrying lug；Two different current carrying lugs carry out Shape design according to the quantity and size of actual battery group.
4. accumulator structure according to claim 3, it is characterised in that: the material of the current carrying lug is that copper or nickel close
Gold.
5. accumulator structure according to claim 1, it is characterised in that: by the accumulator structure entirely through with metal
The fastener of skeleton insulation protection is screwed to mounting structure.
6. accumulator structure according to claim 1, it is characterised in that: connect installation with structure in the accumulator structure
When, it is thermally conductive using metal gasket.
7. accumulator structure according to claim 1, it is characterised in that: the intermediate skeleton is skeleton among metal, table
Face carries out black anodizing.
8. accumulator structure according to claim 1, it is characterised in that: viscous using polyimide insulative outside battery cell
It connects film and carries out at least one layer of cladding.
9. accumulator structure according to claim 1, it is characterised in that: the accumulator structure further includes T-type pad, described
For T-type pad when long spiro nail passes through intermediate skeleton and cover board, long spiro nail is also through T-type pad, so that screw and battery body insulate.
10. accumulator structure according to claim 1 or 8, it is characterised in that: the intermediate skeleton and right cover plate, left cover
Plate all has curved surface similar with single battery, and the curved surface diameter is slightly larger than battery cell curved surface diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811568824.3A CN109638193A (en) | 2018-12-21 | 2018-12-21 | A kind of microsatellite accumulator structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811568824.3A CN109638193A (en) | 2018-12-21 | 2018-12-21 | A kind of microsatellite accumulator structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109638193A true CN109638193A (en) | 2019-04-16 |
Family
ID=66076153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811568824.3A Pending CN109638193A (en) | 2018-12-21 | 2018-12-21 | A kind of microsatellite accumulator structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN109638193A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114374037A (en) * | 2021-12-15 | 2022-04-19 | 深圳航天东方红卫星有限公司 | Modular storage battery pack for microsatellite |
| JP2023521574A (en) * | 2021-12-14 | 2023-05-25 | 深▲せん▼市徳蘭明海科技有限公司 | Frame body, holder, battery module and energy storage power supply |
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| CN101326656A (en) * | 2005-12-08 | 2008-12-17 | 株式会社Lg化学 | Assemblable spacer for preparation of battery module |
| CN101346832A (en) * | 2005-12-27 | 2009-01-14 | 株式会社Lg化学 | Frame member and battery pack employed with the same |
| JP2011159474A (en) * | 2010-01-29 | 2011-08-18 | Sanyo Electric Co Ltd | Battery pack |
| CN102460621A (en) * | 2009-06-26 | 2012-05-16 | 松下电器产业株式会社 | Electrical storage unit |
| CN104576987A (en) * | 2013-10-28 | 2015-04-29 | 三星Sdi株式会社 | Battery pack |
| CN205542970U (en) * | 2016-03-18 | 2016-08-31 | 苏州宇量电池有限公司 | Battery module fixing structure |
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2018
- 2018-12-21 CN CN201811568824.3A patent/CN109638193A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101036250A (en) * | 2004-10-08 | 2007-09-12 | 本田技研工业株式会社 | Battery box structure, inter-locking structure of electrical equipment box, and electrical equipment box structure |
| CN101326656A (en) * | 2005-12-08 | 2008-12-17 | 株式会社Lg化学 | Assemblable spacer for preparation of battery module |
| CN101346832A (en) * | 2005-12-27 | 2009-01-14 | 株式会社Lg化学 | Frame member and battery pack employed with the same |
| CN102460621A (en) * | 2009-06-26 | 2012-05-16 | 松下电器产业株式会社 | Electrical storage unit |
| JP2011159474A (en) * | 2010-01-29 | 2011-08-18 | Sanyo Electric Co Ltd | Battery pack |
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| CN205542970U (en) * | 2016-03-18 | 2016-08-31 | 苏州宇量电池有限公司 | Battery module fixing structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2023521574A (en) * | 2021-12-14 | 2023-05-25 | 深▲せん▼市徳蘭明海科技有限公司 | Frame body, holder, battery module and energy storage power supply |
| CN114374037A (en) * | 2021-12-15 | 2022-04-19 | 深圳航天东方红卫星有限公司 | Modular storage battery pack for microsatellite |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190416 |
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| RJ01 | Rejection of invention patent application after publication |