CN202585644U - Lithium ion battery pole, lithium ion battery junction box and lithium ion battery - Google Patents
Lithium ion battery pole, lithium ion battery junction box and lithium ion battery Download PDFInfo
- Publication number
- CN202585644U CN202585644U CN2012201859428U CN201220185942U CN202585644U CN 202585644 U CN202585644 U CN 202585644U CN 2012201859428 U CN2012201859428 U CN 2012201859428U CN 201220185942 U CN201220185942 U CN 201220185942U CN 202585644 U CN202585644 U CN 202585644U
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- China
- Prior art keywords
- lithium ion
- ion battery
- metal clips
- terminal box
- battery
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- Expired - Fee Related
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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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- Connection Of Batteries Or Terminals (AREA)
- Secondary Cells (AREA)
Abstract
The utility model relates to a lithium ion battery pole, a lithium ion battery junction box and a lithium ion battery. The lithium ion battery comprises the battery pole and the junction box. The battery pole is formed by an assembling platform with an n-shaped section and a cylinder fixed on the back surface of the assembling platform, wherein the cylinder is of a hollow structure, and a closing-in structure is arranged in the cylindrical hollow structure. The junction box comprises a junction box cover, a metal elastic sheet and a lead wire, wherein the lead wire is welded on the metal elastic sheet, one end of the metal sheet is arrowhead-shaped, the arrowhead tip portion of an arrowhead is used for pressing a spring arranged in the battery pole, and two arrow wings of the arrowhead are used for being clamped in the closing-in structure of the battery pole. According to the lithium ion battery pole, the lithium ion battery junction box and the lithium ion battery, poor contact between the battery and the lead wire can be effectively avoided, simultaneously battery internal resistance is reduced, and battery performance is improved. In addition, the lithium ion battery can be installed and demounted simply and conveniently, battery manufacture and assembling efficiencies are effectively improved, and battery cost is reduced.
Description
Technical field
The utility model relates to a kind of lithium ion battery pole, terminal box and battery.
Background technology
Lithium ion battery is compared and other types secondary cells such as plumbic acid, NI-G, ni-mh, has advantages such as specific capacity is big, operating voltage is high, charging rate is fast, have extended cycle life.At present, be widely used in fields such as mobile phone, notebook computer, electric tool, and its range of application more and more widely.Along with the maturation of electric vehicle engineering and perfect day by day, electric automobile, hybrid vehicle etc. gradually enter into daily life.The application of electric automobile has higher requirement for the electric automobile vehicle mounted dynamic battery, and the quality of vehicle-mounted great-capacity power battery directly affects the overall performance of electric automobile.Wherein, The reliability of battery, fail safe are technological difficulties in the great-capacity power battery manufacturing process; The now big vehicle-mounted dynamic lithium battery positive and negative terminals of capacity adopts single nut to be flexible coupling with being connected of terminal box; Mode with the fastening battery lead of screw causes resistance unstable easily, and reliability is low, the long-term cycle life that can influence battery of using.And; The connected mode of this screw and nut is made complex process; Bring very big trouble for installation, dismounting and follow-up battery assembling in the battery formation process, because most of lead and pole all are exposed to the outside, very easily cause short circuit phenomenon in addition.
The utility model content
The purpose of the utility model is to solve existing lithium-ion-power cell terminal box mode of connection complicacy, and reliability is low, the long-term use useful life that can influence battery.
The utility model proposes a kind of lithium ion battery pole for solving the problems of the technologies described above; This this lithium ion battery pole is the mounting plate and the cylinder formation that is fixed on the mounting plate back side that is " n " font by the cross section; Described cylinder is a hollow-core construction, is provided with the closing in structure in the cylinder hollow-core construction, is used for the metal clips of terminal box is stuck in this cylindrical structure; The fixing spring in described cylinder hollow-core construction bottom is used for the metal clips of terminal box is pressed on pole.
Described spring is taper or turriform.
Described spring is a stainless steel material.
The utility model also proposes a kind of lithium ion battery terminal box for solving the problems of the technologies described above; This terminal box comprises connector cover, metal clips and lead-in wire; Wire bonds is on metal clips; Metal clips one end is an arrow-shaped, the tip of arrow partly be used for battery electrode column in spring extruding, two pitch of arrow are used to be stuck in the closing in structure of battery electrode column; The other end of metal clips is fixedly connected with the inwall of terminal box caping, and is welded on lead-in wire on the metal clips through the lead-in wire let-off gear(stand) derivation that will go between on the connector cover.
One end of the metal clips that inwall described and the terminal box caping is fixedly connected is the profile structure.
At least one side of described connector cover is provided with squeeze buttons, and the end face of the metal clips profile structure in the pressure ram of this squeeze buttons and the connector cover is fixedly connected.
Described connector cover is the insulation material.
The material of described metal clips is the same with the material of used battery electrode column.
The utility model proposes a kind of lithium ion battery for solving the problems of the technologies described above, and comprises battery electrode column and terminal box, and battery electrode column is the mounting plate and the cylinder formation that is fixed on the mounting plate back side that is " n " font by the cross section; Described cylinder is a hollow-core construction; Be provided with the closing in structure in the cylinder hollow-core construction, cylinder hollow-core construction bottom is fixed with spring, and described terminal box comprises connector cover, metal clips and lead-in wire; Wire bonds is on metal clips; Metal clips one end is an arrow-shaped, and the tip of arrow partly is squeezed on the spring in the battery electrode column, and two pitch of arrow are stuck in the closing in structure of described battery electrode column; The other end of metal clips is fixedly connected with the inwall of connector cover, and is welded on lead-in wire on the metal clips through the lead-in wire let-off gear(stand) derivation that will go between on the connector cover.
One end of the metal clips that inwall described and the terminal box caping is fixedly connected is the profile structure.
At least one side of described connector cover is provided with squeeze buttons, and the end face of the metal clips profile structure in the pressure ram of this squeeze buttons and the connector cover is fixedly connected.
Described spring is taper or turriform.
Described spring is a stainless steel material, and described connector cover is the insulation material.
The material of described metal clips is the same with the material of used battery electrode column.
The beneficial effect of the utility model is: the utility model is pressed on the pole through the sheet metal that relies on spring will be welded with lead, has effectively prevented contact bad phenomenon generation between battery and the lead, has also reduced the internal resistance of cell simultaneously, has improved battery performance; In addition, this device can carry out installation and removal easily, very easily, effectively raises battery and makes and combo efficient, has reduced the battery cost.
Description of drawings
Fig. 1 is the sectional view of the utility model lithium ion battery pole embodiment;
Fig. 2 is the sectional view of the utility model lithium ion battery terminal box embodiment;
Fig. 3 is the sectional view of the utility model lithium ion battery embodiment;
Fig. 4 is the structure chart of the lithium ion battery embodiment of the utility model.
Embodiment
Further specify below in conjunction with the embodiment of accompanying drawing the utility model.
The embodiment of a kind of lithium ion battery pole of the utility model
As shown in Figure 1; This lithium ion battery pole comprises that the cross section is the mounting platform and the cylinder that is arranged on the mounting platform back side of " n " font, and cylinder is a hollow-core construction, is provided with the bundle mouth structure in cylinder is hollow; Be used for blocking the metal clips in the terminal box; Cylinder hollow-core construction bottom is fixed with spring 2, and spring 2 is a turriform, is used for pushing the metal clips in the terminal box.The mounting plate of positive terminal and cylindrical structure are aluminium, and the mounting plate of negative terminal and cylindrical structure are fine copper.
The embodiment of a kind of lithium ion battery terminal box of the utility model
As shown in Figure 2; This terminal box comprises metal clips 6, lead-in wire 5, connector cover 4, lead-in wire let-off gear(stand) 3 and squeeze buttons 7; One end of metal clips 6 is an arrow-shaped; The tip of arrow be used for the pole cylinder in spring join, two pitch of arrow are used to be stuck in closing in position in the battery electrode column, the other end of metal clips 6 is connected with connector cover 4 internal fixation; The metal clips of this end is the profile structure; The pressure ram of the squeeze buttons 7 that the end faces of both sides of this profile structure is provided with connector cover 4 both sides respectively is fixedly connected, and connector cover 4 tops are provided with the let-off gear(stand) 3 that goes between, through 5 the extracting from metal clips 6 that will go between of the lead-in wire let-off gear(stand) 3 on the connector cover 4.The material of the coupled battery electrode column of material of metal clips 6 is the same, and connector cover 4, lead-in wire let-off gear(stand) 3 and squeeze buttons 7 all are plastic materials.
The embodiment of a kind of lithium ion battery of the utility model
As shown in Figure 3, this battery comprises battery electrode column and terminal box, and this lithium ion battery pole is as shown in Figure 1; This lithium ion battery pole 1 comprises that the cross section is the mounting platform and the cylinder that is arranged on the mounting platform back side of " n " font, and cylindrical is hollow-core construction, is provided with the bundle mouth structure in cylinder is hollow; Cylinder hollow-core construction bottom is fixed with spring 2; Spring 2 is a turriform, and the mounting plate of positive terminal and cylindrical structure are aluminium, and the mounting plate of negative terminal and cylindrical structure are fine copper; The structure of terminal box is as shown in Figure 2; Comprise metal clips 6, lead-in wire 5, connector cover 4, lead-in wire let-off gear(stand) 3 and squeeze buttons 7, an end of metal clips 6 is an arrow-shaped, and the spring 2 in the tip of arrow and the pole cylinder joins; Two pitch of arrow are used to be stuck in closing in position in the battery electrode column; The other end of metal clips 6 is connected with connector cover 4 internal fixation, and the metal clips of this end is the profile structure, and the pressure ram of the squeeze buttons 7 that the end faces of both sides of this profile structure is provided with connector cover 4 both sides respectively is fixedly connected; Connector cover 4 tops are provided with lead-in wire let-off gear(stand) 3, through 5 the extracting from metal clips 6 that will go between of the lead-in wire let-off gear(stand) 3 on the connector cover 4.Connector cover 4, lead-in wire let-off gear(stand) 3 and squeeze buttons 7 all are plastic materials, and positive terminal is an aluminium, and negative terminal is a fine copper; The used shell fragment of both positive and negative polarity is respectively aluminium and fine copper; Its stereochemical structure is as shown in Figure 4, and in Fig. 4,7 of squeeze buttons have been arranged on a side of connector cover 4; Squeeze buttons 7 also can be symmetricly set on the both sides of connector cover 4, and is as shown in Figure 3.
The installation and removal of this lithium ion battery terminal box are all very convenient, only need during installation to be pressed into hollow interior the getting final product of pole to terminal box gently, only need press the release button of connector cover both sides during dismounting; It is hollow that metal clips just can eject pole, and installation, dismounting and follow-up battery assembling can bring great convenience, and effectively increase work efficiency; In addition; Connector cover is a plastic housing, and pole and lead are wrapped fully, has effectively avoided short circuit phenomenon between the battery.
The above only is the preferred embodiment of the utility model, is not the structure of the utility model is done any pro forma restriction.Every technical spirit according to the utility model all still belongs in the scope of the utility model technical scheme any simple modification, equivalent variations and modification that above embodiment did.
Claims (14)
1. lithium ion battery pole; It is characterized in that: this lithium ion battery pole is the mounting plate and the cylinder formation that is fixed on the mounting plate back side that is " n " font by the cross section; Described cylinder is a hollow-core construction, is provided with the closing in structure in the cylinder hollow-core construction, is used for the metal clips of terminal box is stuck in this cylindrical structure; The fixing spring in described cylinder hollow-core construction bottom is used for the metal clips of terminal box is pressed on pole.
2. lithium ion battery pole according to claim 1 is characterized in that: described spring is taper or turriform.
3. lithium ion battery pole according to claim 2 is characterized in that: described spring is a stainless steel material.
4. lithium ion battery terminal box; It is characterized in that: this terminal box comprises connector cover, metal clips and lead-in wire; Wire bonds is on metal clips; Metal clips one end is an arrow-shaped, the tip of arrow partly be used for battery electrode column in spring extruding, two pitch of arrow are used to be stuck in the closing in structure of battery electrode column; The other end of metal clips is fixedly connected with the inwall of terminal box caping, and is welded on lead-in wire on the metal clips through the lead-in wire let-off gear(stand) derivation that will go between on the connector cover.
5. lithium ion battery terminal box according to claim 4 is characterized in that: an end of the metal clips that inwall described and the terminal box caping is fixedly connected is the profile structure.
6. lithium ion battery terminal box according to claim 5 is characterized in that: at least one side of described connector cover is provided with squeeze buttons, and the end face of the metal clips profile structure in the pressure ram of this squeeze buttons and the connector cover is fixedly connected.
7. lithium ion battery terminal box according to claim 4 is characterized in that: described connector cover is the insulation material.
8. lithium ion battery terminal box according to claim 4 is characterized in that: the material of described metal clips is the same with the material of used battery electrode column.
9. a lithium ion battery comprises battery electrode column and terminal box, it is characterized in that: described battery electrode column is the mounting plate and the cylinder formation that is fixed on the mounting plate back side that is " n " font by the cross section; Described cylinder is a hollow-core construction; Be provided with the closing in structure in the cylinder hollow-core construction, cylinder hollow-core construction bottom is fixed with spring, and described terminal box comprises connector cover, metal clips and lead-in wire; Wire bonds is on metal clips; Metal clips one end is an arrow-shaped, and the tip of arrow partly is squeezed on the spring in the battery electrode column, and two pitch of arrow are stuck in the closing in structure of described battery electrode column; The other end of metal clips is fixedly connected with the inwall of connector cover, and is welded on lead-in wire on the metal clips through the lead-in wire let-off gear(stand) derivation that will go between on the connector cover.
10. lithium ion battery according to claim 9 is characterized in that: an end of the metal clips that inwall described and the terminal box caping is fixedly connected is the profile structure.
11. lithium ion battery according to claim 10 is characterized in that: at least one side of described connector cover is provided with squeeze buttons, and the end face of the metal clips profile structure in the pressure ram of this squeeze buttons and the connector cover is fixedly connected.
12. lithium ion battery according to claim 9 is characterized in that: described spring is taper or turriform.
13. lithium ion battery according to claim 9 is characterized in that: described spring is a stainless steel material, and described connector cover is the insulation material.
14. lithium ion battery according to claim 9 is characterized in that: the material of described metal clips is the same with the material of used battery electrode column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201859428U CN202585644U (en) | 2012-04-27 | 2012-04-27 | Lithium ion battery pole, lithium ion battery junction box and lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201859428U CN202585644U (en) | 2012-04-27 | 2012-04-27 | Lithium ion battery pole, lithium ion battery junction box and lithium ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202585644U true CN202585644U (en) | 2012-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201859428U Expired - Fee Related CN202585644U (en) | 2012-04-27 | 2012-04-27 | Lithium ion battery pole, lithium ion battery junction box and lithium ion battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202585644U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105161664A (en) * | 2015-09-22 | 2015-12-16 | 华南理工大学 | Pre-tightening connecting part used for power battery pole column |
-
2012
- 2012-04-27 CN CN2012201859428U patent/CN202585644U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105161664A (en) * | 2015-09-22 | 2015-12-16 | 华南理工大学 | Pre-tightening connecting part used for power battery pole column |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20180427 |