CN209993659U

CN209993659U - Power battery device convenient to maintain

Info

Publication number: CN209993659U
Application number: CN201921243321.9U
Authority: CN
Inventors: 潘继雄; 杜永杰; 周幼华; 冷陈伟
Original assignee: Shenzhen Yujiaocheng Technology Co Ltd
Current assignee: Shenzhen Yujiaocheng Technology Co Ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-01-24
Anticipated expiration: 2029-07-31

Abstract

The utility model relates to a lithium battery technology field discloses a convenient power battery device of maintaining, the power battery device comprises a box body, the case lid, battery module and mounting bracket, the upper end opening setting of box is located to case lid detachable lid, the battery module sets up in the box, the bottom detachable of box sets up on mounting bracket, the preceding terminal surface of box is equipped with an access hole, be equipped with the BMS module of being connected with battery module electricity in the access hole, detachable closing cap is equipped with a front end housing on the access hole, the rear end face of box is equipped with a thermovent, be equipped with radiator fan in the thermovent, and detachable closing cap is equipped with a rear end housing on the thermovent. The technical scheme of the utility model can be convenient test, overhaul, maintain and change the operation such as, easy operation is convenient to avoid trouble battery or whole car to need to transport back the trouble that the maintenance point maintained, box simple to operate is swift, has improved efficiency, has practiced thrift the human cost, and has fine thermal diffusivity and waterproof performance.

Description

Power battery device convenient to maintain

Technical Field

The utility model relates to a lithium cell technical field, in particular to power battery device of convenient maintenance.

Background

The lithium ion power battery is a novel high-energy battery successfully developed in the 20 th century. The negative electrode of this battery is made of a material such as graphite, and the positive electrode is made of lithium iron phosphate, lithium cobaltate, lithium titanate, or the like. The 70 s were put into practical use. It has high energy, high battery voltage, wide working temperature range, long storage life and other advantages, and may be used widely in military and civil small electric appliance. Lithium ion power batteries partially replace conventional batteries in mobile phones, portable computers, video cameras, still cameras, etc. The high-capacity lithium ion battery becomes one of main power sources of the electric automobile in the 21 st century, and has been applied to the aspects of artificial satellites, aerospace and energy storage. The power battery using lithium manganate, lithium iron phosphate and the like as the anode materials is classified as a lithium ion power battery, has advantages, and is a development trend of a new generation of lithium ion power batteries.

However, the existing power lithium battery for the electric automobile is complex in installation, time-consuming and labor-consuming, and inconvenient in maintenance, and the problem that a fault battery vehicle is required to be sent to a maintenance station for maintenance is very troublesome, so that the user experience is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a power battery device of convenient maintenance, it is loaded down with trivial details to aim at solving the power lithium cell installation for current electric automobile, wastes time and energy, maintains inconvenient technical problem.

In order to achieve the purpose, the utility model provides a power battery device of convenient maintenance, including box, case lid, battery module and installation bracket, case lid detachable lid is located the upper end opening of box sets up, the battery module set up in the box, the bottom detachable of box set up in on the installation bracket, the preceding terminal surface of box is equipped with an access hole, be equipped with in the access hole with the BMS module that the battery module electricity is connected, the detachable closing cap is equipped with a front end housing on the access hole, the rear end face of box is equipped with a thermovent, be equipped with radiator fan in the thermovent, just the detachable closing cap is equipped with a rear end housing on the thermovent.

Optionally, a waterproof glue is arranged between the front end cover and the access opening.

Optionally, a water retaining gasket is arranged between the box cover and the upper end opening of the box body.

Optionally, both side edges of the mounting bracket are respectively provided with a roller and a mounting plate, both sides of the bottom of the box body are respectively provided with a guide rail, and the rollers are respectively arranged along the guide rails in a rolling manner.

Optionally, the protruding limit baffle that is equipped with in rear end edge of installing bracket, the preceding terminal surface lower extreme of box is equipped with the fixed plate, the rear end face lower extreme of box is equipped with the bolt, limit baffle is equipped with the jack, the bolt is mobilizable to be inserted and to be located the jack setting, the fixed plate pass through the screw with fixed connection can be dismantled to the installing bracket.

Optionally, the battery module further comprises a fixing strip, two ends of the fixing strip are respectively fixed on the opening at the upper end of the box body, and the battery module is located below the fixing strip.

Optionally, still include the plastics backing plate, the plastics backing plate set up in the box, just the plastics backing plate set up in the box inside wall with between the lateral wall of battery module, the plastics backing plate surrounds the parcel the periphery wall setting of battery module.

Optionally, the battery pack further comprises a tray, the tray is arranged at the inner bottom of the box body, and the battery module is arranged on the tray.

Optionally, two outer side walls of the box body are respectively provided with a handle, and the front end face of the box body is provided with a wiring port and a communication connector.

Optionally, the battery module includes a plurality of battery cells, and 18650 cylindrical lithium ion batteries are adopted in the battery cells.

Adopt the technical scheme of the utility model, following beneficial effect has: the technical scheme of the utility model, through establishing an access hole at the preceding terminal surface of box, be equipped with the BMS module of being connected with the battery module electricity in the access hole, detachable closing cap is equipped with a front end housing on the access hole, can carry out dismouting operation to the BMS module through maintaining the mouth, the shell of BMS module has been saved, the cost is saved, can realize in the car that BMS module in the battery device tests, overhauls, maintains and change etc. operation, easy operation is convenient, thereby avoid the trouble that trouble battery or whole car need be transported back to the maintenance point and maintain, the efficiency is improved, the human cost is saved, therefore, the clothes hanger is strong in practicability; the rear end face of the box body is provided with a heat dissipation port, and a heat dissipation fan is arranged in the heat dissipation port, so that the heat dissipation performance of the battery is enhanced; through being equipped with gyro wheel and mounting panel respectively at the both sides reason of mounting bracket, the bottom both sides of box are equipped with the guide rail respectively, and the gyro wheel rolls the setting along the guide rail respectively for the installation of box is more convenient and fast, and the practicality is strong.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of a power battery device convenient for maintenance according to an embodiment of the present invention;

fig. 2 is a schematic view of another perspective of the power battery device for convenient maintenance according to an embodiment of the present invention;

fig. 3 is a schematic view of an overall structure of a power battery device with a rear cover plate removed for convenient maintenance according to an embodiment of the present invention;

fig. 4 is an exploded schematic view of a power battery device for convenient maintenance according to an embodiment of the present invention;

fig. 5 is an exploded schematic view of another view angle of a power battery device for convenient maintenance according to an embodiment of the present invention.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a power battery device of convenient maintenance.

As shown in fig. 1 to 5, in an embodiment of the present invention, the power battery device convenient for maintenance includes a box 100, a box cover 200, a battery module 300 and an installation bracket 400, the detachable cover of the box cover 200 is disposed on the upper opening of the box 100, the battery module 300 is disposed in the box 100, the bottom of the box 100 is detachably disposed on the installation bracket 400, the front end face of the box 100 is provided with an access hole 101, the access hole is provided with a BMS module 104 electrically connected to the battery module, the detachable cover is provided with a front end cover 1011 on the access hole 101, the rear end face of the box 100 is provided with a heat dissipation hole 102, the heat dissipation hole 102 is provided with a heat dissipation fan 105, and the detachable cover is provided with a rear end cover 1021 on the heat dissipation hole 102.

Specifically, a waterproof adhesive 1012 is arranged between the front end cover 1011 and the access opening 1011, so that the waterproof performance is enhanced.

Specifically, a water retaining gasket 107 is disposed between the cover 200 and the upper opening of the case 100, so that the waterproof performance is enhanced.

Specifically, both sides reason of installation bracket 400 is equipped with gyro wheel 401 and mounting panel 402 respectively, the bottom both sides of box 100 are equipped with the guide rail respectively, gyro wheel 401 follows respectively the guide rail rolls the setting, box simple to operate, laborsaving.

Specifically, the protruding limit baffle 403 that is equipped with of rear end edge of installation bracket 400, the preceding terminal surface lower extreme of box 100 is equipped with fixed plate 106, the rear end face lower extreme of box 100 is equipped with bolt 103, limit baffle 403 is equipped with jack 4031, bolt 103 is mobilizable to be inserted and locate jack 4031 sets up, fixed plate 106 pass through screw 1061 with fixed connection can be dismantled to installation bracket 400 for the installation of box is more convenient and fast, and is laborsaving in the province.

Specifically, still include fixed strip 600, the both ends of fixed strip 600 are fixed in respectively on the upper end opening of box 100, battery module 300 is located the below of fixed strip 600 avoids battery module to take place to rock in the box.

Specifically, still include plastic backing plate 700, plastic backing plate 700 set up in the box 100, just plastic backing plate 700 set up in the box 100 inside wall with between the lateral wall of battery module 300, plastic backing plate 700 surrounds the parcel the periphery wall setting of battery module 300 plays insulating and guard action.

Specifically, still include tray 500, tray 500 set up in the interior bottom of box 100, battery module 300 set up in on the tray 500, play the effect of bradyseism for battery module 300 shocks resistance, has improved stability.

Specifically, two outer side walls of the box 100 are respectively provided with a handle 110, which is convenient for moving the box, and the front end surface of the box 100 is provided with a wiring port 108 and a communication connector 109.

Specifically, the battery module includes a plurality of electric cores 301, and 18650 cylindrical lithium ion batteries are adopted to the electric cores, and electric core 301 adopts 6 groups of battery packs to establish ties, and each group of battery pack adopts 104 18650 cylindrical lithium ion batteries to establish ties, and battery module 300 includes 624 18650 cylindrical lithium ion batteries in total.

Specifically, the utility model discloses a theory of operation and process do: the maintenance port is formed in the front end face of the box body, the BMS module electrically connected with the battery module is arranged in the maintenance port, the detachable sealing cover on the maintenance port is provided with the front end cover, the BMS module can be disassembled and assembled through the maintenance port, the shell of the BMS module is omitted, the cost is saved, the BMS module in the battery device can be tested, maintained and replaced in the vehicle, the operation is simple and convenient, the trouble that a fault battery or the whole vehicle needs to be transported back to a maintenance point for maintenance is avoided, the efficiency is improved, the labor cost is saved, and the practicability is strong; the rear end face of the box body is provided with a heat dissipation port, and a heat dissipation fan is arranged in the heat dissipation port, so that the heat dissipation performance of the battery is enhanced; through being equipped with gyro wheel and mounting panel respectively at the both sides reason of mounting bracket, the bottom both sides of box are equipped with the guide rail respectively, and the gyro wheel rolls the setting along the guide rail respectively for the installation of box is more convenient and fast, and the practicality is strong.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. The utility model provides a convenient power battery device of maintaining, a serial communication port, including box, case lid, battery module and installation bracket, case lid detachable lid is located the upper end opening of box sets up, the battery module set up in the box, the bottom detachable of box set up in on the installation bracket, the preceding terminal surface of box is equipped with an access hole, be equipped with in the access hole with the BMS module that the battery module electricity is connected, detachable closing cap is equipped with a front end housing on the access hole, the rear end face of box is equipped with a thermovent, be equipped with radiator fan in the thermovent, just detachable closing cap is equipped with a rear end housing on the thermovent.

2. The conveniently maintained power battery device according to claim 1, characterized in that waterproof glue is arranged between the front end cover and the access opening.

3. The conveniently maintained power battery device according to claim 1, wherein a water retaining gasket is arranged between the box cover and the upper end opening of the box body.

4. The power battery device convenient for maintenance of claim 1, wherein the two side edges of the mounting bracket are respectively provided with a roller and a mounting plate, the two sides of the bottom of the box body are respectively provided with a guide rail, and the rollers are respectively arranged along the guide rails in a rolling manner.

5. The power battery device convenient for maintenance of claim 1, wherein the rear end edge of the mounting bracket is convexly provided with a limit baffle, the lower end of the front end surface of the box body is provided with a fixing plate, the lower end of the rear end surface of the box body is provided with a bolt, the limit baffle is provided with a jack, the bolt is movably inserted into the jack, and the fixing plate is detachably and fixedly connected with the mounting bracket through a screw.

6. The power battery device convenient to maintain according to claim 1, further comprising a fixing strip, wherein two ends of the fixing strip are respectively fixed on the upper end opening of the box body, and the battery module is located below the fixing strip.

7. The conveniently maintained power battery device according to claim 1, further comprising a plastic backing plate, wherein the plastic backing plate is arranged in the box body, the plastic backing plate is arranged between the inner side wall of the box body and the outer side wall of the battery module, and the plastic backing plate surrounds and wraps the outer peripheral wall of the battery module.

8. The conveniently maintained power battery device according to claim 1, further comprising a tray, wherein the tray is arranged at the inner bottom of the box body, and the battery module is arranged on the tray.

9. The power battery device convenient for maintenance of claim 1, wherein the two outer side walls of the box body are respectively provided with a handle, and the front end surface of the box body is provided with a wiring port and a communication connector.

10. The conveniently-maintained power battery device according to claim 1, wherein the battery module comprises a plurality of battery cells, and the battery cells adopt 18650 cylindrical lithium ion batteries.