CN210723120U - A lithium cell package for AGV - Google Patents
A lithium cell package for AGV Download PDFInfo
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- CN210723120U CN210723120U CN201921031573.5U CN201921031573U CN210723120U CN 210723120 U CN210723120 U CN 210723120U CN 201921031573 U CN201921031573 U CN 201921031573U CN 210723120 U CN210723120 U CN 210723120U
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- battery pack
- lithium cell
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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 provides a lithium cell package for AGV, including shell, a plurality of series connection's lithium cell group, protection component, be equipped with first charging terminal, second charging terminal on the shell, can satisfy simultaneously and not take off or take off the demand that the battery package charges. The utility model discloses a parallelly connected between a plurality of soft packet of lithium cell monomers is realized to connector component, bolt and nut structure, copper bar, realizes establishing ties between a plurality of lithium cell groups through the battery cluster copper bar that allies oneself with, and maneuverability is strong, replaces traditional soldering technology, has avoided the high temperature of soldering technology to the free damage of lithium cell. In addition, lithium cell group still includes support side guard plate, a plurality of sponge gasket, provides certain shock resistance for lithium cell group, the AGV car of applicable various occasions.
Description
Technical Field
The utility model relates to a lithium battery technology field especially relates to a lithium cell package for AGV.
Background
The AGV is an abbreviation of an automated Guided Vehicle, and means an "automated Guided Vehicle," which is a Vehicle equipped with an electromagnetic or optical automatic guidance device, can travel along a prescribed guidance path, and has safety protection and various movement functions.
The AGV has been developed for more than 20 years in China, and the intelligent advantages of convenience, rapidness and the like are popular with people, but the defects of poor cruising ability, heavy battery quality and low charging speed are obvious defects of the battery.
In order to meet the industrial requirement, the AGV needs to charge the vehicle battery by large current in an unmanned mode, so that the charging speed is increased, and the time is saved. In addition, when the unmanned guide vehicle of AGV live time is longer, use midway and need charge to the unmanned guide vehicle of AGV, often need lift off the lithium cell package for the AGV and charge, take time and take labour. In addition, the existing lithium battery packs are connected in series through welding, the temperature in the welding process is difficult to control, and if the temperature is too high, the batteries can be damaged. In addition, because the lithium battery has a plurality of usage scenes, especially in a motion state, a certain impact resistance between the lithium battery pack and the lithium ion battery cell in the lithium battery pack is required.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of prior art, an object of the utility model is to provide a lithium cell package for AGV, including shell, setting inside the shell by a plurality of lithium cell groups of establishing ties, the protection component, lithium cell group is parallelly connected to form by a plurality of soft packet of lithium cell monomer, wherein, the free parallelly connected pressure of passing through the connector component with copper bar and lithium ion battery monomer just/negative pole is in the same place and is realized, and the series connection between a plurality of lithium cell groups is realized linking together two adjacent lithium cell group positive poles and negative poles through lithium cell group series-connection copper bar, has replaced the welding technique in the current to realize parallelly connected and series connection, avoids the welding and causes the appearance of the condition of battery damage. The soft-packaged lithium battery units are connected in parallel to form the lithium battery pack, and then the lithium battery packs are connected in series, so that the current and the voltage required by the AGV unmanned guided vehicle can be met.
In order to achieve the above object, the present invention provides the following technical solutions.
The utility model provides a pair of a lithium cell package for AGV, include:
the shell comprises an upper cover, a front side panel and a base plate, wherein the upper cover consists of a top plate and two opposite side panels, a first charging terminal and a discharging terminal are arranged on the top plate of the upper cover, a second charging terminal is arranged on the front side panel, the base plate consists of a base lower plate surface and a rear side panel, and the upper cover, the front side panel and the base plate are detachably connected;
the lithium battery packs are connected in series and arranged inside the shell to form discharging current required by the AGV;
and the protection component is arranged between the shell and the plurality of lithium battery packs connected in series and used for protecting the plurality of lithium battery packs connected in series.
Preferably, the lithium battery pack includes:
a plurality of soft package lithium battery monomers connected in parallel;
the connector component is provided with a plurality of clamping grooves;
the copper busbar comprises a positive copper busbar and a negative copper busbar, wherein a plurality of holes are formed in the positive copper busbar and the negative copper busbar;
the supporting side guard plates are arranged between two adjacent soft package lithium battery monomers;
the lithium battery single bodies are connected with the supporting side guard plate and the adjacent soft package lithium battery single bodies through double faced adhesive tapes;
the free positive tab of a plurality of soft packet of lithium cell passes a plurality of draw-in grooves are in the same place through mechanical connection mode and direct pressfitting with positive copper bar, the free negative tab of a plurality of soft packet of lithium cell passes a plurality of draw-in grooves are in the same place through mechanical connection mode and direct pressfitting with the negative copper bar.
Preferably, the mechanical connection mode is bolted nut connection, the connector component still includes first recess, second recess, the draw-in groove sets up two relative lateral surfaces adjacent department of first recess, the nut is settled in first recess, second recess, be equipped with the hole on the free positive/negative pole ear of soft-packed lithium cell, settle nut and the bolt cooperation in the first recess thereby will the free positive/negative pole ear of lithium cell is connected with positive/negative copper bar pressfitting respectively and is realized the free parallelly connected of soft-packed lithium cell, settles nut in the second recess and the bolt cooperation that passes positive/negative copper bar hole realize the output of lithium cell group voltage.
Preferably, the lithium ion battery pack further comprises a plurality of copper bars for series connection of the battery packs, and the copper bars for series connection of the battery packs are respectively connected with the positive electrodes and the negative electrodes of two adjacent lithium battery packs.
Preferably, the plurality of lithium battery packs connected in series are arranged in two rows and two columns, the connector members of the lithium battery packs in the same column are oriented in the same direction, and the connector members of the lithium battery packs in different columns are oriented in opposite directions.
Preferably, the lithium battery pack further comprises a plurality of sponge gaskets arranged on the outer side surface of the lithium battery pack.
Preferably, the plurality of sponge gaskets comprise a plurality of first sponge gaskets arranged on the outer side surface of a soft-package lithium battery monomer on the outermost side of the lithium battery pack, a plurality of second sponge gaskets arranged on the outer surface of the supporting side guard plate, a plurality of third sponge gaskets arranged on the outer side of the connector component and used for connecting the battery packs in series with the copper bar, and a fourth sponge gasket arranged on the other end of the connector component.
Preferably, the protection component comprises a plurality of insulation plates arranged between the inner side surface of the shell and the copper bar for serial connection of the battery packs, and an upper pressure plate arranged between the inner side surface of a top plate of the upper cover and the lithium battery pack, and the insulation plates are connected to the inner side surface of the shell.
Preferably, the battery management unit is connected to the inner side surface of the upper cover, and the battery tube unit comprises an RS232 communication interface; still including setting up the medial surface of shell with the shunt between the lithium cell group, the one end of shunt is connected on the battery group series connection copper bar.
Preferably, the lithium ion battery pack further comprises a relay arranged between the inner side surface of the shell and the lithium ion battery pack, the relay is connected with the other end of the shunt, and the lithium ion battery pack further comprises a handle arranged on the surface of an upper cover of the shell.
Preferably, the number of the relays is two.
Preferably, the fuse further comprises a fuse, and two ends of the fuse are respectively connected with the two relays.
Preferably, a plurality of holes are formed in the lower plate surface of the base plate and are located in the position adjacent to the relay.
Compared with the prior art, the beneficial effects of the utility model reside in that:
(1) the utility model provides a lithium battery pack for AGV through covering at last be equipped with first charging terminal, be equipped with the second charging terminal on the front panel, first charging terminal is used for charging after taking off the lithium battery pack on the AVG car, the lithium battery pack on the AGV car can not be taken off to the second charging terminal directly charges to can charge to appointed charging point in the AGV car use can, convenient and fast.
(2) The utility model provides a lithium cell package for AGV, the free parallelly connected pressure of passing through the connector component with copper bar and the free just negative pole of lithium ion battery is in the same place and realize, and series connection between a plurality of lithium cell groups is realized linking together two adjacent lithium cell group positive poles and negative poles through lithium cell group series connection copper bar, has replaced the welding technique in the current to realize parallelly connected and series connection, avoids welding and causes the appearance of the condition of battery damage. The soft-packaged lithium battery units are connected in parallel to form the lithium battery pack, and then the lithium battery packs are connected in series, so that the current and the voltage required by the AGV unmanned guided vehicle can be met.
(3) The utility model discloses an among some preferred schemes, still be equipped with a plurality of support side shields in the lithium cell group, every two sides that support the side shield paste respectively through the double faced adhesive tape has two parallel connection's lithium ion battery monomer. Through the support side guard plate that is equipped with in lithium cell group, support and fixed action have been provided to lithium ion battery monomer to the shock resistance of lithium cell package has been improved.
(4) The utility model discloses an among some preferred schemes, the soft packet of lithium cell monomer's in the outside of lithium battery group outside surface be equipped with first sponge gasket support the side guard plate surface a plurality of second sponge gaskets lithium battery group for the fourth sponge gasket of the connector component other end provides certain shock resistance for lithium battery group.
(5) The utility model discloses an among some preferred schemes, lieing in the connector constructs the outside battery group series connection copper bar outside is equipped with a plurality of third sponge gaskets, and protection lithium cell electricity core prevents the short circuit, and also can provide certain shock resistance for lithium cell electricity core.
(6) The utility model discloses an among some preferred schemes the shell medial surface with a plurality of insulation boards between the battery group series connection copper bar protect a plurality of lithium cell groups of series connection, prevent the short circuit.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the specification, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of an aspect of the present invention;
fig. 3 is a partial enlarged view of a portion a in fig. 2 according to the present invention;
fig. 4 is an exploded view of the lithium battery pack of the present invention;
fig. 5 is a schematic structural view of the connector member of the present invention.
In the figure:
10. a housing;
110. an upper cover; 111. a first charging terminal; 112. a discharge terminal; 113. a handle; 120. a front side panel; 121. a second charging terminal; 130. a base plate;
20. a lithium battery pack;
210. soft package of lithium battery monomer; 220. a connector member; 221. a card slot; 222. a first groove; 223. a second groove; 230. a positive copper bar; 240. negative copper bars; 250. supporting the side guard plate; 260. the battery pack is connected in series with the copper bar; 270. a sponge pad; 271. a first sponge pad; 272. a second sponge pad; 273. a third sponge pad; 274. a fourth sponge pad; 280. double-sided adhesive tape;
30. a protective member;
310. an insulating plate; 320. an upper pressure plate;
40. a battery management unit;
410. an RS232 communication interface;
50. a flow divider;
60. a relay;
70. and a fuse.
Detailed Description
The foregoing and other objects, features, aspects and advantages of the present invention will become more apparent to those skilled in the art from the following detailed description, which, taken in conjunction with the annexed drawings, discloses a more detailed description of the present invention, which will enable those skilled in the art to make and use the present invention. In the drawings, the shape and size may be exaggerated for clarity, and the same reference numerals will be used throughout the drawings to designate the same or similar components. In the following description, terms such as center, thickness, height, length, front, back, rear, left, right, top, bottom, upper, lower, and the like are used based on the orientation or positional relationship shown in the drawings. In particular, "height" corresponds to the dimension from top to bottom, "width" corresponds to the dimension from left to right, and "depth" corresponds to the dimension from front to back. These relative terms are for convenience of description and are not generally intended to require a particular orientation. Terms concerning attachments, coupling and the like (e.g., "connected" and "attached") refer to a relationship wherein structures are secured or attached, either directly or indirectly, to one another through intervening structures, as well as both movable or rigid attachments or relationships, unless expressly described otherwise.
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
As shown in fig. 1, fig. 2, and fig. 3, the utility model provides a lithium battery pack for AGV, including:
the electronic device comprises an outer shell 10, wherein the outer shell 10 comprises an upper cover 110, a front side panel 120 and a base plate 130, the upper cover 110 consists of a top plate and two opposite side panels (not shown in the figure), a first charging terminal 111 and a discharging terminal 112 are arranged on the top plate of the upper cover 110, a second charging terminal 121 is arranged on the front side panel 120, the base plate 130 consists of a base lower plate surface and a rear side panel (not shown in the figure), and the upper cover 110, the front side panel 120 and the base plate 130 are detachably connected; the first charging terminal 111 can be used for charging after the lithium battery pack is taken down from the AGV, and the second charging terminal 121 can be used for directly charging the AGV when the lithium battery pack is not taken down and the AGV is directly driven to a specified point; discharging terminal 112 is connected with AGV and realizes the output of electricity
Six lithium battery packs 20 connected in series and arranged inside the housing 10, wherein the discharge current required by the AGV is formed and satisfied by the series connection of the six lithium battery packs 20;
and a protective member 30 disposed between the case 10 and the plurality of series-connected lithium batteries 20 for protecting the plurality of series-connected protective lithium battery packs 20.
The protection member 30 further includes an upper pressing plate 320 disposed between the inner side surface of the top plate of the upper cover 110 and the lithium battery pack 20, for fixing the six lithium battery packs connected in series, thereby preventing the lithium battery packs from being dislocated due to impact.
The utility model discloses a preferred embodiment, the mode of arranging of six lithium cell groups is two for the three rows, and the lithium cell group of same row the orientation of connector component is the same, and the lithium cell group of different rows the orientation of connector component is opposite, and space is practiced thrift to such mode of arranging, makes lithium cell package shell small.
As shown in fig. 4 and 5, the lithium battery pack 20 includes:
six soft-package lithium battery cells 210 connected in parallel;
the connector component 220 is provided with six first grooves 222 and two second grooves 223, wherein the six first grooves 222 are divided into three rows and two rows are arranged in parallel; a clamping groove 221 is respectively arranged at the adjacent position outside two opposite side surfaces of each first groove 222, and the opening direction of each clamping groove 221 is vertical to the arrangement direction of the three first grooves 222; the area of the row where the two second grooves 223 are located between the two rows of first grooves 222;
the copper busbar comprises a positive copper busbar 230 and a negative copper busbar 240, wherein four holes are formed in the positive copper busbar 230 and the negative copper busbar 240; the positive copper bar 230 and the negative copper bar 240 are L-shaped;
the two supporting side guard plates 250 are arranged between two adjacent soft-package lithium battery single bodies 210, and the supporting side guard plates 250 are connected with the soft-package lithium battery single bodies 210 on the two sides through double-sided tapes 280; a battery containing cavity is formed between the two supporting side guard plates 250, the battery containing cavity further comprises two soft package lithium battery single bodies 210, and the two adjacent soft package lithium battery single bodies 210 are connected and fixed together through a double-sided adhesive tape 280; the soft package lithium battery monomer can be more firmly fixed between the two supporting side guard plates 250 through the double faced adhesive tape 280, and the lithium battery pack can be suitable for a scene with certain movement intensity in the using process;
the positive electrode lugs of the soft-package lithium battery monomers 210 penetrate through the clamping grooves 221 and the positive copper bar 230 in a mechanical connection mode and are directly pressed together, and the negative electrode lugs of the soft-package lithium battery monomers 210 penetrate through the clamping grooves 221 and the negative copper bar 240 in a mechanical mode and are directly pressed together.
In a preferred embodiment of the present invention, the mechanical connection is a nut-bolt connection, wherein both the nut and the bolt are electrically conductive.
Adjacent two after the positive ear passed the draw-in groove 221 of same first recess 222 both sides, buckle two positive ears and overlap, and two corresponding positive ear holes align each other, pass the bolt in proper order behind the hole of positive copper bar, two adjacent soft packet of lithium cell 210 positive ear holes with settle correspondingly nut combination in first recess 222 is fixed to with positive copper bar 230 and positive ear direct contact. In the same method, bolts sequentially penetrate through the holes of the negative copper bar 240 and the holes of the negative electrode tabs of the two adjacent soft-package lithium battery monomers 210 and then are combined and fixed with nuts arranged in the corresponding first grooves 222, so that the negative copper bar 240 is in direct contact with the negative electrode tabs. And finally, the parallel connection among the six soft-package lithium battery cells 210 is realized. The nut arranged in the second groove 223 is matched with the bolt penetrating through the positive/negative copper bar hole to realize the output of the voltage of the lithium battery pack.
Still include if dry battery group is copper bar 260 for the series connection, two adjacent lithium cell group 20 positive poles and negative poles are connected respectively to battery group series copper bar 260 to realize the series connection between six lithium cell group 20, satisfy the required heavy current demand of AGV.
The parallel connection between the soft-package lithium battery monomers 210 and the series connection between the lithium battery packs are completed through the nuts, the bolts, the connector components, the copper bars and the battery pack serial connection copper bars, the original soldering tin connection process is replaced, and the high temperature during soldering tin is prevented from damaging the soft-package lithium battery monomers 210.
In a preferred embodiment of the present invention, the lithium battery pack 20 further includes a plurality of sponge spacers 270 disposed on the outer surface of the lithium battery pack.
The plurality of sponge spacers 270 include a plurality of first sponge spacers 271 disposed on the outer surface of the soft-packed lithium battery cell 210 located at the outermost side of the lithium battery pack 20, a plurality of second sponge spacers 272 disposed on the outer surface of the supporting side guard plate 250, and a fourth sponge spacer 274 disposed at the other end of the lithium battery pack 20 opposite to the connector member 220, so as to provide a certain impact resistance to the lithium battery pack. Still including setting up and being located the connector component 220 outside a plurality of third sponge gaskets 273 in the battery group series connection copper bar 260 outside prevent that the copper bar is direct and the shell contact, when the shell is electrically conductive material, can avoid the short circuit or externally electrically conduct to and prevent when the equipment battery package, because the copper bar of group battery exposes and causes externally electrically conducting.
As shown in fig. 1 and 2, the housing 10 further includes a handle 113, and the handle 113 is detachably connected to the upper cover 110 to facilitate taking the lithium battery pack.
The inner side of the shell of the upper cover 110 is connected with a battery management unit 40 to monitor the temperature, the current and the voltage of the lithium battery cell 2 and manage the charging and discharging of the lithium battery pack; the battery management unit 40 includes an RS232 communication interface, and the upper cover 110 has an opening corresponding to the RS232 communication interface, so that the RS232 communication interface can be externally presented.
The shell 10 is internally provided with a shunt 50, two relays 60 and a fuse 70, one end and one end of the shunt 50 are connected to the other end of the copper bar 260 for series connection of the batteries of the lithium battery pack 20, the other end of the shunt 50 is connected to one relay 60, two ends of the fuse 70 are respectively connected to the two relays 60, the shunt 50 is used for testing current, the relay 60 can control charging and discharging through conduction or disconnection, and the fuse 70 can be fused to protect the lithium battery pack when the charging current exceeds.
The utility model discloses compare prior art, the utility model provides a lithium battery pack for AGV, the free parallelly connected bolt that passes through of lithium ion battery that it was equipped with, the nut, the connector component is with L type copper bar and the free just/the pressure of negative pole of lithium ion battery is in the same place and is realized, establish ties between a plurality of lithium cell group is through the nut, the bolt, lithium cell group cluster allies oneself with the copper bar with two adjacent lithium cell group positive and negative pole link together the realization, replaced welding technique among the current to realize parallelly connected and establishing ties, avoid welding and cause the appearance of the condition of battery damage, just the utility model provides a lithium battery pack for AGV can also be including supporting the side guard board in the lithium battery pack, a plurality of sponge gasket protect the lithium cell group, provide certain shock resistance. The utility model provides a lithium battery pack for AGV has first charging terminal and second charging terminal, can satisfy simultaneously and take off or not take off the demand that lithium battery pack carries out charging.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the utility model can be smoothly implemented by the ordinary technicians in the industry according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.
Claims (10)
1. A lithium battery pack for an AGV, comprising:
the charging device comprises a shell (10), wherein the shell (10) comprises an upper cover (110), a front side panel (120) and a base plate (130), the upper cover (110) consists of a top plate and two opposite side panels, a first charging terminal (111) and a discharging terminal (112) are arranged on the top plate of the upper cover (110), a second charging terminal (121) is arranged on the front side panel (120), the base plate (130) consists of a base lower plate surface and a rear side panel, and the upper cover (110), the front side panel (120) and the base plate (130) are detachably connected;
the lithium battery packs (20) are connected in series and arranged inside the shell (10) to form discharging current required by the AGV;
a protection member (30) disposed between the case (10) and the plurality of series-connected lithium battery packs (20) for protecting the plurality of series-connected protective lithium battery packs (20).
2. Lithium battery pack for AGVs according to claim 1, characterized in that the lithium battery pack (20) comprises:
a plurality of soft package lithium battery cells (210) connected in parallel;
the connector component (220), the said connector component (220) is equipped with several card slots (221);
the copper busbar comprises a positive copper busbar (230) and a negative copper busbar (240), wherein a plurality of holes are formed in the positive copper busbar (230) and the negative copper busbar (240);
the supporting side guard plates (250) are arranged between two adjacent soft package lithium battery single bodies (210);
the lithium battery single bodies (210) are connected with the supporting side guard plates (250) and the adjacent soft package lithium battery single bodies (210) through double faced adhesive tapes (280);
the positive ear of a plurality of soft packet of lithium battery monomer (210) passes a plurality of draw-in grooves (221) and positive copper bar (230) are through mechanical connection mode and direct pressfitting together, the negative ear of a plurality of soft packet of lithium battery monomer (210) passes a plurality of draw-in grooves (221) and negative copper bar (240) are through mechanical mode and direct pressfitting together.
3. The lithium battery pack for an AGV according to claim 2, the mechanical connection is a bolt and nut connection, the connector member (220) further comprises a first groove (222) and a second groove (223), the clamping grooves (221) are arranged at the positions close to two opposite outer side surfaces of the first groove (222), the nut is arranged in first recess (222), second recess (223), soft packet of lithium battery monomer (210) just be equipped with the hole on the negative pole ear, arrange thereby nut and bolt cooperation in first recess (222) will the lithium battery monomer (210) just/negative pole ear respectively with just/negative copper bar pressfitting connection realize soft packet of lithium battery monomer (210) parallelly connected, arrange nut in second recess (223) and the bolt cooperation that passes just/negative copper bar hole realize the output of group lithium cell voltage.
4. The lithium battery pack for the AGV according to claim 1, further comprising a plurality of dry battery pack serial copper bars (260), wherein the battery pack serial copper bars (260) are respectively connected with the positive electrode and the negative electrode of two adjacent lithium battery packs (20).
5. Lithium battery pack for AGVs according to claim 2, characterized in that the series-connected lithium battery packs (20) are arranged in two rows and two columns, the connector members (220) of lithium battery packs in a column being oriented in the same direction, and the connector members (220) of lithium battery packs in different columns being oriented in opposite directions.
6. The lithium battery pack for AGVs according to claim 2, wherein the lithium battery pack (20) further includes sponge spacers (270) disposed on an outer surface of the lithium battery pack.
7. The lithium battery pack for AGV according to claim 6, wherein said plurality of sponge spacers (270) comprises a plurality of first sponge spacers (271) disposed on the outer surface of the soft-packed lithium battery cells (210) located at the outermost side of said lithium battery pack (20), a plurality of second sponge spacers (272) disposed on the outer surface of said supporting side guard plate (250), a plurality of third sponge spacers (273) disposed on the outer side of said battery pack serial copper bar (260) located at the outer side of said connector member (220), and a fourth sponge spacer (274) disposed at the other end of said lithium battery pack (20) opposite to said connector member (220).
8. The lithium battery pack for AGV according to claim 4, wherein said protection member (30) comprises a plurality of insulation plates (310) disposed between the inner side of said housing (10) and said copper busbar (260) for serial connection of battery packs, and an upper pressing plate (320) disposed between the inner side of the top plate of said upper cover (110) and said lithium battery pack (20), said insulation plates (310) being connected to the inner side of said housing (10).
9. The lithium battery pack for the AGV according to claim 4, further comprising a battery management unit (40) connected to the inner side of the upper cover (110), and a shunt (50) disposed between the inner side of the housing (10) and the lithium battery pack (20), wherein one end of the shunt (50) is connected to the battery pack serial copper bar (260).
10. The lithium battery pack for AGVs according to claim 9, further comprising a relay (60) disposed between the inner side of the housing (10) and the lithium battery pack (20), the relay (60) being connected to the other end of the shunt (50), and a handle (113) disposed on the surface of the upper cover (110) of the housing (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921031573.5U CN210723120U (en) | 2019-07-04 | 2019-07-04 | A lithium cell package for AGV |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921031573.5U CN210723120U (en) | 2019-07-04 | 2019-07-04 | A lithium cell package for AGV |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210723120U true CN210723120U (en) | 2020-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921031573.5U Active CN210723120U (en) | 2019-07-04 | 2019-07-04 | A lithium cell package for AGV |
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| Country | Link |
|---|---|
| CN (1) | CN210723120U (en) |
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2019
- 2019-07-04 CN CN201921031573.5U patent/CN210723120U/en active Active
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