CN207489961U - A kind of lithium battery pack - Google Patents
A kind of lithium battery pack Download PDFInfo
- Publication number
- CN207489961U CN207489961U CN201721602001.9U CN201721602001U CN207489961U CN 207489961 U CN207489961 U CN 207489961U CN 201721602001 U CN201721602001 U CN 201721602001U CN 207489961 U CN207489961 U CN 207489961U
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- China
- Prior art keywords
- lithium battery
- battery pack
- stent
- support
- connecting pole
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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
The utility model discloses a kind of lithium battery packs, are related to field of lithium, solve in lithium battery pack in use, the thermistor being attached directly on lithium battery is easy to be detached from so that the problem of circuit board contacts are bad, its key points of the technical solution are that：Stent includes first support, the second support for connection of contradicting each other, and first support is provided with the mounting groove for installing thermistor close to the side of upper shell protrusion, and the heat conductive silica gel for fixing thermistor is filled in mounting groove, the connection component for connecting circuit board is additionally provided on stent, a kind of lithium battery pack of the utility model, the setting of mounting groove and the filling of heat conductive silica gel, facilitate the installation of thermistor, and fixation, improve the using effect of lithium battery pack.
Description
Technical field
The utility model is related to field of lithium, more particularly to a kind of lithium battery pack.
Background technology
Existing chargeable electric drill includes electric drill fuselage, is arranged on electric drill underbelly and provides the energy for electric drill fuselage
A kind of lithium battery pack.A kind of lithium battery pack generally include housing, the lithium battery group for being set to enclosure interior, for fix lithium electricity
The stent of pond group, existing lithium battery group are made of several charged lithium cells, and company each other in an electrically conductive between each charged lithium cells
It is connected together to form battery pack.
Circuit board for controlling lithium battery group charge and discharge is installed, circuit board includes pcb board, first device above battery pack
Part.It is attached directly on lithium battery by heat conductive silica gel with the thermistor on circuit board in the prior art, in lithium battery pack
In use, the thermistor of adherency is easy to be detached from lithium battery so that circuit board contacts are bad, influence the normal work of lithium battery pack
Make, therefore have improved space.
Utility model content
The purpose of this utility model is to provide a kind of lithium battery pack so that thermistor fixation is not easy and lithium battery
It relatively moves, improves the using effect of lithium battery pack.
A kind of lithium battery pack, including covering the upper shell of conjunction and lower housing, the lithium being set in upper shell and lower housing mutually
Battery pack, the circuit board for contradicting connection with lithium battery group, the stent for fixing lithium battery group, the stent include contradicting each other
First support, the second support of connection, and the first support is provided with to install resistance close to the side of upper shell protrusion
Mounting groove, and be filled in the mounting groove for fixing the heat conductive silica gel of thermistor, use be additionally provided on the stent
In the connection component of connection circuit board.
Using the above scheme, thermistor is installed in the mounting groove that stent protrudes above setting, and one is convenient for temperature-sensitive electricity
Resistance is installed, secondly mounting groove has certain protective effect to thermistor；The filling of heat conductive silica gel in mounting groove, will pacify
Loaded on the thermistor fixation in mounting groove so that at work, thermistor is not easily disconnected from lithium battery lithium battery pack,
And then improve the using effect of lithium battery pack.
Preferably, the connection component includes being integrally formed at the first connecting pole, the second connecting pole on stent, and the
There are two one connecting pole is symmetrical arranged, it is both provided with clip-connecting rod on first connecting pole, the second connecting pole, on the circuit board
It offers to coordinate with clip-connecting rod and is clamped to realize circuit board and the fixed blocked hole of battery pack.
Using the above scheme, the first connecting pole, the second connecting pole have supporting role to circuit board；Clip-connecting rod, blocked hole
Mating reaction so that circuit board stablize be fixed on stent, improve the using effect of lithium battery pack.
Preferably, it is circumferentially provided with guide surface on the clip-connecting rod.
Using the above scheme, the setting of guide surface so that clip-connecting rod is connected in along guide surface in blocked hole, improves installation
Efficiency, and of simple structure and strong practicability.
Preferably, the stent also protrudes the third company for being provided with and connection being contradicted with circuit board close to one end of upper shell
Column is connect, and the first connecting pole, the second connecting pole, third connecting pole are distributed at four angles of stent.
Using the above scheme, the setting of third connecting pole has circuit board certain supporting role, the first connecting pole, the
The mating reaction of two connecting poles, third connecting pole causes the fixation of circuit board more to stablize.
Preferably, the stent is additionally provided with the limiting for extending parallel to one another and perpendicularly relative to stent close to one end of upper shell
Plate forms the limiting slot for limiting electric wire position between the adjacent limiting plate.
Using the above scheme, the electric wire being connected in lithium battery group is arranged in limiting slot so that the installation arrangement of electric wire
It is more neat.
Preferably, the stent offers the thermovent for heat dissipation close to the both ends of upper shell and lower housing.
Using the above scheme, the setting of thermovent, outwardly radiates convenient for lithium battery group, and then reduces heat to lithium battery
The influence of packet improves the service life of lithium battery pack.
It is provided with to connect second support preferably, the first support is outwardly protruded close to one end of second support
Connector, the second support protrudes above to be provided with to communicate with battery case and be clamped for connector to realize first support and second
The buckling groove that stent interconnects.
Using the above scheme, connector and buckling groove are used cooperatively, and are easy to the connection of first support and second support, are tied
Structure is simple, is conveniently operated, and improves installation effectiveness.
Preferably, side of the connector far from first support has been wholely set buckle, set on the buckling groove
Have and the card for the clamping that is clasped.
Using the above scheme, the mating reaction of buckle and card so that the connection of connector and buckling groove is more secured, makes
It obtains first support to be not susceptible to be detached from second support, and then improves the using effect of lithium battery pack.
Preferably, it is provided with lead-in chamfered on the buckle.
Using the above scheme, the setting of lead-in chamfered is easy to buckle and is connected on card along lead-in chamfered, improves installation
Efficiency, it is highly practical.
In conclusion the utility model has the advantages that：
1st, the setting of mounting groove and the filling of heat conductive silica gel facilitate the installation of thermistor, and fixation, improve lithium electricity
The using effect of Chi Bao；
2nd, the setting of first support, second support, it is convenient that lithium battery group is installed, improve installation effectiveness, practicability
By force.
Description of the drawings
Fig. 1 is the structure diagram of lithium battery pack；
Fig. 2 is the exploded perspective view of lithium battery pack；
Fig. 3 is the connection diagram of circuit board and lithium battery group；
Fig. 4 is circuit board and the sectional view of lithium battery group；
Fig. 5 is the connection diagram of stent and lithium battery group；
Fig. 6 is the enlarged diagram in A portions in Fig. 5；
Fig. 7 is the enlarged diagram in A portions in Fig. 5.
In figure：1st, upper shell；2nd, lower housing；3rd, lithium battery group；4th, circuit board；5th, stent；6th, first support；7th, second
Frame；8th, protective shell；9th, connection component；10th, the first connecting pole；11st, the second connecting pole；12nd, clip-connecting rod；13rd, blocked hole；14th, pacify
Tankage；15th, third connecting pole；16th, limiting plate；17th, limiting slot；18th, thermovent；19th, connector；20th, buckling groove；21st, it is buckled；
22nd, card；23rd, lead-in chamfered；24th, guide surface；25th, heat conductive silica gel；26th, thermistor.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
As shown in Figure 1, 2, a kind of lithium battery pack disclosed in the present embodiment, including upper shell 1, lid closes mutually with upper shell 1
Lower housing 2, the lithium battery group 3 being installed in upper shell 1 and lower housing 2, the protective shell 8 that is sheathed on lower housing 2.
As shown in Figure 2,3, the stent 5 for installing fixed lithium battery group 3 is placed in upper shell 1 and lower housing 2, and is propped up
Frame 5 includes the first support 6 interconnected, second support 7.Stent 5 is provided with to control lithium electric close to the side of upper shell 1
The circuit board 4 of 3 charge and discharge of pond group, stent 5 are provided with the connection group for connecting circuit board 4 close to the side of upper shell 1 protrusion
Part 9.Connection component 9 includes the first connecting pole 10, the second connecting pole 11 perpendicular to stent 5, and the first connecting pole 10 is provided with two
It is a and be symmetric.
As in Figure 3-5, the first connecting pole 10, the second connecting pole 11 are integrally provided with card close to the side of circuit board 4
Column 12 is connect, and clip-connecting rod 12 is provided with guide surface 24 close to the side of circuit board 4.It offers on circuit board 4 and blocks for clip-connecting rod 12
It connects to realize 4 fixed blocked hole 13 of circuit board.Stent 5 is also protruded close to the one side of circuit board 4 is provided with third connecting pole
15, and third connecting pole 15 is contradicted with one side of the circuit board 4 close to lithium battery group 3.First connecting pole 10, two second connects
Column 11, third connecting pole 15 are distributed at four angles of stent 5.
As in Figure 3-5, stent offers the thermovent 18 to radiate for lithium battery group 3 at the center of two sides about 5,
And thermovent 18 is square setting.Stent 5 is provided with the mounting groove installed for thermistor 26 close to the side of circuit board 4 protrusion
14, the lateral cross section of mounting groove 14 is set in circular ring shape, and the heat conduction for fixing thermistor 26 is filled in mounting groove 14
Silica gel 25.Stent 5 is protruded close to the one side of circuit board 4 is provided at least two groups limiting plates 16 for being each perpendicular to stent 5, every group
Limiting plate 16 is made of two pieces of limiting plates 16 parallel to each other, and every group of limiting plate 16 forms the limiting slot for limiting electric wire
17。
As illustrated in figs. 5-7, the connector 19 being provided with for connecting second support 7 is protruded at the both ends of first support 6, and
The buckling groove 20 being clamped for connector 19 is offered at the both ends of second support 7.Side one of the connector 19 far from first support 6
Body is provided with buckle 21, the card 22 placed for 21 clamping of buckle is offered on buckling groove 20, and be provided with guiding on buckle 21
Inclined-plane 23.
This specific embodiment is only explanation to the utility model, is not the limitation to the utility model, ability
Field technique personnel can as needed make the present embodiment the modification of no creative contribution after this specification is read, but
As long as it is all protected in the right of the utility model by Patent Law.
Claims (9)
1. a kind of lithium battery pack, including covering the upper shell (1) of conjunction and lower housing (2) mutually, being set to upper shell (1) and lower housing
(2) lithium battery group (3) in, circuit board (4), the stent for fixing lithium battery group (3) with lithium battery group (3) conflict connection
(5), it is characterized in that：First support (6) of the stent (5) including connection of contradicting each other, second support (7), and described first
Stent (6) is provided with the mounting groove (14) for installing thermistor (26), and the peace close to the side of upper shell (1) protrusion
The heat conductive silica gel (25) for fixing thermistor (26) is filled in tankage (14), is additionally provided with and is used on the stent (5)
Connect the connection component (9) of circuit board (4).
2. a kind of lithium battery pack according to claim 1, it is characterized in that：The connection component (9) is including being integrally formed at
The first connecting pole (10), the second connecting pole (11) on stent (5), and the first connecting pole (10) be symmetrical arranged there are two, it is described
Clip-connecting rod (12) is both provided on first connecting pole (10), the second connecting pole (11), offers and is clamped on the circuit board (4)
Column (12) cooperation is clamped to realize circuit board (4) and the fixed blocked hole of battery pack (13).
3. a kind of lithium battery pack according to claim 2, it is characterized in that：Guiding is circumferentially provided on the clip-connecting rod (12)
Face (24).
4. a kind of lithium battery pack according to claim 2, it is characterized in that：The stent (5) is close to one end of upper shell (1)
Also protrusion is provided with the third connecting pole (15) that connection is contradicted with circuit board (4), and the first connecting pole (10), the second connecting pole
(11), third connecting pole (15) is distributed at four angles of stent (5).
5. a kind of lithium battery pack according to claim 1, it is characterized in that：The stent (5) is close to one end of upper shell (1)
The limiting plate (16) for extending parallel to one another and perpendicularly relative to stent (5) is additionally provided with, is formed to limit between the adjacent limiting plate (16)
The limiting slot (17) of electric wire processed.
6. a kind of lithium battery pack according to claim 1, it is characterized in that：The stent (5) is close to upper shell (1) and lower casing
The both ends of body (2) offer the thermovent (18) for heat dissipation.
7. a kind of lithium battery pack according to claim 1, it is characterized in that：The first support (6) is close to second support (7)
One end outwardly protrude the connector (19) being provided with for connecting second support (7), the second support (7) protrudes above setting
Have and be clamped to realize first support (6) and the buckling groove (20) of second support (7) interconnection for connector (19).
8. a kind of lithium battery pack according to claim 7, it is characterized in that：The connector (19) is far from first support (6)
Side be wholely set buckle (21), be provided on the buckling groove (20) with buckle (21) cooperation clamping card (22).
9. a kind of lithium battery pack according to claim 8, it is characterized in that：Lead-in chamfered is provided on the buckle (21)
(23)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721602001.9U CN207489961U (en) | 2017-11-25 | 2017-11-25 | A kind of lithium battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721602001.9U CN207489961U (en) | 2017-11-25 | 2017-11-25 | A kind of lithium battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207489961U true CN207489961U (en) | 2018-06-12 |
Family
ID=62472594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721602001.9U Active CN207489961U (en) | 2017-11-25 | 2017-11-25 | A kind of lithium battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207489961U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110707251A (en) * | 2019-08-29 | 2020-01-17 | 苏州力神能源科技有限公司 | Annular heat dissipation lithium cell package subassembly |
| WO2020022678A1 (en) * | 2018-07-23 | 2020-01-30 | 주식회사 엘지화학 | Secondary battery pack comprising cell frame having application preventing portion |
| EP3624213A1 (en) | 2018-09-13 | 2020-03-18 | Ningbo Zhongpeng Lithium Energy Technology Co., Ltd. | Lithium battery package |
-
2017
- 2017-11-25 CN CN201721602001.9U patent/CN207489961U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020022678A1 (en) * | 2018-07-23 | 2020-01-30 | 주식회사 엘지화학 | Secondary battery pack comprising cell frame having application preventing portion |
| US11621447B2 (en) | 2018-07-23 | 2023-04-04 | Lg Energy Solution, Ltd. | Secondary battery pack including cell frame with coating prevention part |
| EP3624213A1 (en) | 2018-09-13 | 2020-03-18 | Ningbo Zhongpeng Lithium Energy Technology Co., Ltd. | Lithium battery package |
| US10998573B2 (en) | 2018-09-13 | 2021-05-04 | Ningbo Zhongpeng Lithium Energy Technology Co., Ltd. | Lithium battery package |
| CN110707251A (en) * | 2019-08-29 | 2020-01-17 | 苏州力神能源科技有限公司 | Annular heat dissipation lithium cell package subassembly |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |