CN209374612U - A kind of electri forklift lithium-ion power battery system - Google Patents

A kind of electri forklift lithium-ion power battery system Download PDF

Info

Publication number
CN209374612U
CN209374612U CN201920085206.7U CN201920085206U CN209374612U CN 209374612 U CN209374612 U CN 209374612U CN 201920085206 U CN201920085206 U CN 201920085206U CN 209374612 U CN209374612 U CN 209374612U
Authority
CN
China
Prior art keywords
battery
voltage
electri forklift
lithium
ion power
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.)
Active
Application number
CN201920085206.7U
Other languages
Chinese (zh)
Inventor
刘显春
宋孝炳
李丹
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hefei Gotion High Tech Power Energy Co Ltd
Original Assignee
Hefei Guoxuan High Tech Power Energy Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hefei Guoxuan High Tech Power Energy Co Ltd filed Critical Hefei Guoxuan High Tech Power Energy Co Ltd
Priority to CN201920085206.7U priority Critical patent/CN209374612U/en
Application granted granted Critical
Publication of CN209374612U publication Critical patent/CN209374612U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Abstract

A kind of electri forklift lithium-ion power battery system of the utility model, can solve the technical issues of existing lithium battery system cannot be applicable in lead-acid battery fork truck.Including Battery case and case lid, clump weight is placed in the bottom of Battery case;It further include battery pack, battery pack is placed on a mounting board, and the battery pack is M, M >=2, and M battery pack is in parallel;It further include high-voltage cage and DC-DC conversion module, the high-voltage cage and DC-DC conversion module are separately fixed in fixed plate;The battery pack is connect with high-voltage cage, and DC-DC conversion module is connected with high-voltage cage, and the voltage of battery system is converted to 12V voltage and powered to electri forklift outside display system and low pressure BMS control unit by DC-DC conversion module.The electri forklift of the utility model is designed rationally with lithium-ion power battery system, can effectively save electric energy, charging formula is flexible, with filling with supporting quick charge, discharging efficiency is high, can better meet use demand.

Description

A kind of electri forklift lithium-ion power battery system
Technical field
The utility model relates to ion battery fields, and in particular to a kind of electric fork vehicle lithium-ion power battery system System.
Background technique
Electri forklift is had many advantages, such as pollution-free, easy to operate, energy-efficient compared with diesel fork lift truck using electric drive.Though Right electri forklift will increase compared to diesel fork lift truck purchase cost, but obtained in development in science and technology, industry development and the social development The result is that electri forklift eventually complete replacing fuel oil fork truck.With the development of economy and to environmentally friendly, power conservation requirement raising, electricity Electrical forklift will be grown rapidly.
It is shown according to related data, China's electronic rate of Domestic Forklift in 2017 is 35.1%, relative to American-European countries 65%- 75% electronic rate still has very big room for promotion.Domestic Forklift total sales volume 49.7 ten thousand in 2017, wherein electri forklift sales volume reaches 20.4 ten thousand, motorized ratio rises year by year.And in electri forklift field, lead-acid battery fork truck is still occupied an leading position, lithium battery For electri forklift accounting less than 30%, but with the decline year by year of ferric phosphate lithium cell cost, lithium electricity fork truck will gradually substitute plumbic acid electricity Pond fork truck.
Currently there are a large amount of lead-acid battery fork trucks, the superiority due to lithium battery with respect to lead-acid battery, these forks Vehicle, which is substituted for lithium battery, will be present very big market.Electri forklift is broadly divided into electric balancing weight type fork truck and electronic storage fork Vehicle, wherein in the majority with electric balancing weight fork truck accounting.Lithium battery and lead-acid battery are the power battery of two kinds of different systems, plumbic acid Battery fork lift truck, which is changed to lithium electricity fork truck, simply battery to be switched, and need the electrokinetic cell system of complete set to be replaced, together When need to configure total weight same with lead-acid battery.
Utility model content
The utility model proposes a kind of electri forklift lithium-ion power battery system, existing lithium battery system can be solved The technical issues of system cannot be applicable in lead-acid battery fork truck.
To achieve the above object, the utility model uses following technical scheme:
A kind of electri forklift lithium-ion power battery system, including Battery case and case lid, the bottom of the Battery case Place clump weight in portion;
Further include battery pack, mounting plate is horizontally disposed in the Battery case, the battery pack is placed on a mounting board, institute Stating battery pack is M, M >=2, and M battery pack is in parallel;
Further include high-voltage cage and DC-DC conversion module, be horizontally disposed with fixed plate in the Battery case, the high-voltage cage and DC-DC conversion module is separately fixed in fixed plate;
The battery pack is connect with high-voltage cage, and the DC-DC conversion module is connected with high-voltage cage, and the DC-DC converts mould The voltage of battery system is converted to 12V voltage and powered to electri forklift outside display system and low pressure BMS control unit by block.
Further, the M battery pack is identical normal cell packet, and battery core used is LiFePO4 battery core.
Further, the high-voltage output end connection of the high voltage input terminal and battery pack of the high-voltage cage, the low pressure of high-voltage cage Communication input terminal is connected with the communication output end of battery pack.
Further, the high-voltage output end of the high-voltage cage connects a high-voltage wiring harness with REMA plug-in unit.
Further, the output end of DC-DC conversion module input terminal connection battery pack, DC-DC conversion module it is defeated Outlet is separately connected display system used in the input terminal and fork truck of high-voltage cage.
Further, the Battery case material uses Q235 steel plate.
Further, the Battery case side is opened there are two U-shaped installation and repairing hole, and is sealed with sealing plate.
Further, the Battery case side is provided with hole for hoist.
Further, the battery box cover both sides are provided with kidney slot.
Further, the battery box cover side is provided with outlet hole.
As shown from the above technical solution, the electri forklift of the utility model is designed rationally with lithium-ion power battery system, Can effectively save electric energy, charging formula is flexible, with filling with supporting quick charge, discharging efficiency is high, and can better meet makes Use demand.The normal cell packet of the battery system uses ferric phosphate lithium cell, and battery inclusion quantity is 189Ah, two standard electrics Chi Bao forms 48VA/378Ah lithium-ion battery systems after being connected in parallel, and can meet the power supply of fork truck well.
Compared with existing lead-acid battery electri forklift, the utility model has the following characteristics:
1) fork truck lithium-ion power battery system includes that battery pack, high-voltaghe compartment, DC-DC conversion module, clump weight etc. are equal It is mounted in battery case, lead-acid battery fork truck vehicle body can be continued to use, whole replacement easily is carried out to Acid Battery System.
2) fork truck described in is short with the lithium-ion battery systems charging time, if being equipped with the charger of charging current 200A, no It can be full of by 2 hours, and the formula that charges is flexible, with filling with the applying working condition of fork truck can be met well.
3) lithium ion battery has the feature of safety+fast charge+non-maintaining, and battery pack meets IP67 air-tightness requirement, compares Lead-acid battery fork truck does not have to the sewer of design cleaning acid solution on the car body, without to sticking on anti-sour on the inside of battery lodge Corrosion material.
4) lithium-ion battery systems safety meets GBT31467.3-2015 lithium ion power electric power storage for electric vehicle The requirement of Chi Bao.The tests such as collision, extruding, high temperature are not on fire, do not explode.
5) lithium ion battery packet is small in size, and arrangement is more flexible, by adjusting balance weight in the bottom of box, makes vehicle weight The heart is lower, more meets the requirement of energy-saving and emission-reduction.
6) this lithium-ion power battery system is compact-sized, it may be convenient to be installed to system, the works such as repair and maintenance Make.
7) equivalent capability electric discharge residual capacity is high by 20%, improves the capacity of battery, reduces the relative cost of manufacture fork truck.
8) it after capacity of lithium ion battery number case, is utilized and is recycled as low tonnage and accumulation power supply industry by echelon It uses, further promotes the cost performance of Life cycle.
Detailed description of the invention
Fig. 1 is the structure chart of the utility model;
Fig. 2 is the utility model normal cell inclusion composition;
Fig. 3 is the high-voltage cage structure chart of the utility model.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.
As shown in Figure 1-Figure 3, electri forklift lithium-ion power battery system described in the present embodiment, including Battery case 2 and case lid 1,2 bottom of Battery case is configured with clump weight 8, because lithium-ion-power cell is more light-weight than lead-acid battery, therefore to balance Weight formula fork truck must increase clump weight, clump weight 8 weight about 630kg, in wall box installing bottom layer mounting plate 7 on clump weight 8, Bottom cell packet 6 is arranged on bottom mounting plate 7, upper layer mounting plate 5 is set above battery pack 6, and upper layer mounting plate 5 is solid by bolt It is scheduled on wall box, it further includes fixed plate 3, fixed plate 3 in cabinet 2 that upper layer battery pack 4, which is arranged on upper layer mounting plate 5, It is horizontally disposed, it is bolted on wall box, the circular hole of fixed beam, high-voltage cage 10 and DC-DC is provided in fixed plate 3 Conversion module 11 is sequentially fixed on mounting plate 3, and 1 both sides of battery box cover are provided with kidney slot, facilitates installation case lid 1, while side It is provided with outlet hole, 1 outlet tapping of case lid wraps up in keel strip protection wire.
2 battery packs of the present embodiment are identical normal cell packets, are arranged in 2 inside direction one of cabinet, band One end of connector is towards a left side, and cabinet left side, which is provided with, facilitates two U-shaped holes of installation and maintenance, and sealing plate 9 is fixed by hexagon socket head cap screw On wall box.
The high voltage input terminal of high-voltage cage 10 is connected with the high-voltage output end of two battery packs respectively, and the low pressure of high-voltage cage 10 is logical News input terminal is connected with the communication output end of two battery packs respectively.The high-voltage output end of high-voltage cage 10 throws away a band REMA and inserts The high-voltage wiring harness of part provides power to battery system charging and fork truck.
Inside the lithium ion battery packet 6 include ferric phosphate lithium cell, fuse, battery management system (BMS) from control mould Block, low pressure acquire harness, copper bar etc..The high-voltage cage 10 be internally integrated battery management system main control module (BMS) high voltage connector, Insulating monitoring module, Hall current sensor, each branch fuse, precharge group, copper bar, high-low pressure harness etc..
11 input terminal of DC-DC conversion module connects the output end of battery pack, and 11 output end of DC-DC conversion module connects high pressure The input terminal of case and external display system.
The battery pack of the fork truck of the present embodiment in summary lithium-ion power battery system provides electricity for electri forklift Source;The high-voltage cage is the electrical power distribution apparatus of fork truck, while being internally integrated the modules such as part BMS control unit and relay; The voltage of battery system is converted into 12V to fork truck display and BMS control unit by the DC-DC conversion module;The battery Cabinet assembly by cabinet, case lid, three mounting plates and counter weight group at etc..
The fork truck lithium-ion power battery system of the present embodiment can continue to use lead-acid battery fork truck vehicle body, easily to lead Sour battery system carries out whole replacement.Normal cell packet easily realizes standardization, can match different vehicles, at the same have safety+ The feature of fast charge+non-maintaining.
Above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations;Although referring to aforementioned reality Example is applied the utility model is described in detail, those skilled in the art should understand that: it still can be to preceding Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features;And these It modifies or replaces, the spirit and model of various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution It encloses.

Claims (10)

1. a kind of electri forklift lithium-ion power battery system, including Battery case (2) and case lid (1), it is characterised in that: institute Place clump weight (8) in the bottom for stating Battery case (2);
Further include battery pack (6), mounting plate is horizontally disposed in the Battery case (2), the battery pack (6) is placed on mounting plate On, the battery pack (6) is M, M >=2, and M battery pack (6) is in parallel;
Further include high-voltage cage (10) and DC-DC conversion module (11), is horizontally disposed with fixed plate (3) in the Battery case (2), institute It states high-voltage cage (10) and DC-DC conversion module (11) is separately fixed on fixed plate (3);
The battery pack (6) connect with high-voltage cage (10), the DC-DC conversion module (11) and high-voltage cage (10) connection, described The voltage of battery system is converted to 12V voltage to electri forklift outside display system and low pressure BMS by DC-DC conversion module (11) Control unit power supply.
2. electri forklift lithium-ion power battery system according to claim 1, it is characterised in that: the M battery Packet is identical normal cell packet, and battery core used is LiFePO4 battery core.
3. electri forklift lithium-ion power battery system according to claim 1, it is characterised in that: the high-voltage cage (10) high voltage input terminal is connect with the high-voltage output end of battery pack (6), the low voltage communication input terminal and battery of high-voltage cage (10) Wrap the communication output end connection of (6).
4. electri forklift lithium-ion power battery system according to claim 3, it is characterised in that: the high-voltage cage (10) high-voltage output end connects a high-voltage wiring harness with REMA plug-in unit.
5. electri forklift lithium-ion power battery system according to claim 3, it is characterised in that:
The output end of DC-DC conversion module (11) input terminal connection battery pack (6), the output of DC-DC conversion module (11) End is separately connected display system used in the input terminal and fork truck of high-voltage cage (10).
6. electri forklift lithium-ion power battery system according to claim 1, it is characterised in that: the Battery case (2) material uses Q235 steel plate.
7. electri forklift lithium-ion power battery system according to claim 1, it is characterised in that: the Battery case (2) side is opened there are two U-shaped installation and repairing hole, and with sealing plate (9) sealing.
8. electri forklift lithium-ion power battery system according to claim 1, it is characterised in that: the Battery case (2) side is provided with hole for hoist.
9. electri forklift lithium-ion power battery system according to claim 1, it is characterised in that: the battery box cover (1) both sides are provided with kidney slot.
10. electri forklift lithium-ion power battery system according to claim 1, it is characterised in that: the battery case Lid (1) side is provided with outlet hole.
CN201920085206.7U 2019-01-18 2019-01-18 A kind of electri forklift lithium-ion power battery system Active CN209374612U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920085206.7U CN209374612U (en) 2019-01-18 2019-01-18 A kind of electri forklift lithium-ion power battery system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920085206.7U CN209374612U (en) 2019-01-18 2019-01-18 A kind of electri forklift lithium-ion power battery system

Publications (1)

Publication Number Publication Date
CN209374612U true CN209374612U (en) 2019-09-10

Family

ID=67825690

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920085206.7U Active CN209374612U (en) 2019-01-18 2019-01-18 A kind of electri forklift lithium-ion power battery system

Country Status (1)

Country Link
CN (1) CN209374612U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110696678A (en) * 2019-10-08 2020-01-17 上海伊控动力系统有限公司 Fork truck power battery modular integrated device
RU199889U1 (en) * 2020-05-27 2020-09-24 Общество с ограниченной ответственностью "Экологичные технологии" BATTERY UNIT

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110696678A (en) * 2019-10-08 2020-01-17 上海伊控动力系统有限公司 Fork truck power battery modular integrated device
RU199889U1 (en) * 2020-05-27 2020-09-24 Общество с ограниченной ответственностью "Экологичные технологии" BATTERY UNIT

Similar Documents

Publication Publication Date Title
CN102306717B (en) Lithium ion power battery pack for electric automobile and manufacturing method of lithium ion power battery pack
CN202782739U (en) Integrated motor controller for electromobile
CN105720220B (en) A kind of electric automobile power battery
CN209374612U (en) A kind of electri forklift lithium-ion power battery system
CN209544451U (en) Battery modules and battery pack
CN109228956A (en) The method of supplying power to of electric vehicle and electric vehicle
CN102923133A (en) Mining lithium-ion battery electric locomotive power assembly system
CN106129457B (en) Fork truck Li-ion batteries piles
CN208630378U (en) It fills distribution assembly cabinet, fill distribution assembly and vehicle
CN208698472U (en) Electric vehicle
CN205951747U (en) Electric automobile integrated control ware stacked structure
CN211844309U (en) Integrated power battery assembly and automobile
CN211844151U (en) BDU assembly and vehicle integrate
CN205951736U (en) Modular structure of electric automobile integrated control ware
CN205723685U (en) Electric automobile power battery
CN210092194U (en) Commodity circulation car battery system
CN209552971U (en) Pure electric vehicle mobile power vehicle
CN210467917U (en) Power battery system of electric automobile
CN109664784A (en) Pure electric vehicle mobile power vehicle
CN205951748U (en) Electric automobile integrated control ware
CN205283209U (en) Integrally self assembling and disassembling type energy storage square cabin charging station
CN206117201U (en) Super capacitor energy storage cabinet
CN108808810A (en) Electri forklift lithium battery pack
CN212542518U (en) Lithium battery system of fork truck
CN211125755U (en) Lithium titanate battery system applied to heavy truck

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant