CN215418437U

CN215418437U - Portable battery box

Info

Publication number: CN215418437U
Application number: CN202120928019.8U
Authority: CN
Inventors: 刘海波; 颜旺; 石战辉
Original assignee: Huizhou Zhongyuan New Energy Co ltd
Current assignee: Huizhou Zhongyuan New Energy Co ltd
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2022-01-04
Anticipated expiration: 2031-04-30

Abstract

The utility model discloses a portable battery box, which comprises: the main casing body and battery module, battery module set up in main casing internal portion. The main casing body comprises a case cover, a case body and a base, the bottom wall of the case body is matched and fixed with one side surface of the base, one side edge of the opening end of the case cover is hinged with one side edge of the opening end of the case body, the opening end of the case cover is matched with the opening end of the case body, and the case cover is buckled on the case body. The main shell body further comprises a lifting handle, and the lifting handle is hinged to the outer wall of one side of the box body. The portable battery box disclosed by the utility model adopts the portable box type main shell, the battery module is arranged in the main shell, the outer side of one side wall of the box body is provided with the lifting handle, and when the box cover and the box body are closed and locked, a user carries and moves the portable battery box disclosed by the utility model through the lifting handle, so that the carrying and moving convenience of the portable battery box is greatly improved.

Description

Portable battery box

Technical Field

The utility model relates to the technical field of lithium batteries, in particular to a portable battery box.

Background

With the continuous development of science and technology, the application of the power battery in daily production and life is more and more extensive. In the related technology, for a battery system, the battery system can be divided into a battery box, a battery module and single batteries in sequence from high to low according to the system level, most of the battery modules produced by domestic and foreign lithium battery manufacturers take the single batteries as the minimum unit, namely, the single batteries are firstly produced and are matched with corresponding protection devices, then the battery module is assembled by a plurality of single batteries in a parallel and series connection mode, and the battery box is assembled by combining the battery module and a box body.

However, although the size of the conventional battery box is reduced along with the improvement of the energy efficiency of the battery, the conventional box body is not designed in consideration of the portability, lacks of the stress points such as a handle or a handle, is inconvenient when the portable battery box needs to be carried, moved and carried, and may cause the risk of injury by a crashing object when the portable battery box is placed.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a portable battery box in order to solve the problem of insufficient portability of the conventional battery box.

A portable battery box comprises a main shell and a battery module, wherein the battery module is arranged in the main shell, the main shell comprises a box cover, a box body, a base and a handle, the bottom wall of the box body is matched and fixed with one side surface of the base, one side edge of the opening end of the box cover is hinged and connected with one side edge of the box body, the opening end of the box cover is matched with the box body, and the box cover is buckled on the box body; the handle is hinged on the outer wall of one side of the box body.

In one embodiment, the other side edge of the box body relative to the hinge joint is provided with at least one snap lock.

In one embodiment, a first fixing frame, a second fixing frame, a first mounting plate and a second mounting plate are disposed inside the box, the first fixing frame is connected to a pressing plate at one end of the battery module, the second fixing frame is connected to a pressing plate at the other end of the battery module, one end of the first fixing frame, which is far away from the battery module, is connected to an inner wall of one side of the box, one end of the second fixing frame, which is far away from the battery module, is correspondingly connected to an inner wall of the other side of the box, the first mounting plate is disposed on the surface of the other side of the second fixing frame, and the second mounting plate is disposed on a surface of one side of the battery module.

In one embodiment, the box body has a plurality of mounting holes, and the mounting holes are disposed on a side wall of the box body.

In one embodiment, the above-mentioned further includes a protection board, an inverter, and a plurality of power transmission interfaces, the protection board is installed on the first installation board, the inverter is installed on the second installation board, and the plurality of power transmission interfaces are respectively and correspondingly disposed in the plurality of installation holes.

In one embodiment, the battery modules are electrically connected to the protection board and the inverter, respectively.

In one embodiment, the power transmission interfaces are respectively electrically connected to the protection board and the inverter.

In one embodiment, a fixing plate and a plurality of fixing members are further disposed inside the box body, and the fixing plate is connected to the first fixing frame and the second fixing frame through the plurality of fixing members.

Above-mentioned portable battery box adopts the main casing body of suitcase formula to set up the battery module in main casing internal portion makes portable battery box have outstanding portability. Wherein, the case lid is articulated with the box, when guaranteeing case lid and box wholeness, the case lid can carry out furthest's opening and shutting to the user of being convenient for overhauls battery pack. On the bottom of box was fixed in the base, the base had the supporting role to the box, the vibration that produces when can cushioning portable battery box and placing, simultaneously, the base can avoid the box and place plane direct contact to avoid the bottom half to receive the harm of sharp thing and the corrosives that probably exist. The outer side of one side wall of the box body is provided with the lifting handle, and when the box cover and the box body are closed and locked, a user carries and moves the portable battery box, so that the carrying and moving convenience of the portable battery box is greatly improved.

Drawings

FIG. 1 is a schematic plan view of a portable battery case according to an embodiment;

FIG. 2 is a schematic perspective view of a portable battery case according to an embodiment;

fig. 3 is an exploded view of the portable battery case according to one embodiment.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

Referring to fig. 1 and 2, the present invention discloses a portable battery box 1, the portable battery box 1 includes a main housing 11 and a battery module 12, the battery module 12 is disposed inside the main housing 11. The main housing 11 includes a case cover 111, a case 112, and a base 113, the case cover 111 and the case 112 are combined to form an installation space, the battery module 12 is disposed in the installation space, and the base 113 is used as a support member to support and protect the case 112. In this embodiment, the bottom wall of the case 112 is fixed to a side surface of the base 113, and in practical applications, the portable battery box 1 is placed on a horizontal surface such as the ground, and the base 113 can separate the portable battery box 1 from the ground, so as to prevent the case 112 from being damaged by sharp objects or corrosive objects that may exist on the ground. One side edge of the opening end of the box cover 111 is hinged with one side edge of the opening end of the box body 112, the opening end of the box cover 111 is matched with the opening end of the box body 112, the box cover 111 is buckled with the box body 112, the box cover 111 can be connected with the box body 112 through a hinged structure to form a whole, meanwhile, the box cover is opened and closed to the maximum extent, and a user can overhaul the interior of the portable battery box 1 conveniently. The other side edge of the case body 112 opposite to the hinged side is provided with at least one snap lock 11201, the locking end of the snap lock 11201 is matched with the opening end edge of the corresponding case cover 111, when the case cover 111 and the case body 112 are closed, the locking end of the snap lock 11201 is combined and locked with the opening end edge of the corresponding case cover 111, the case cover 111 and the case body 112 can form a stable closing structure, internal elements are prevented from being separated from the outside of the portable battery case 1, and meanwhile, external foreign matters are prevented from entering the inside of the portable battery case 1 to influence the normal work of the battery module 12. The main housing 11 further includes a handle 114, the handle 114 is hinged to an outer wall of one side of the box body 112, when the box cover 111 is closed with the box body 112 and is locked by the snap lock 11201, a user can move the portable battery box 1 of the present invention through the handle 114, and the carrying and moving convenience of the portable battery box 1 is greatly improved.

Referring to fig. 3, a first fixing frame 1121 and a second fixing frame 1122 are disposed inside the box 112. One end pressing plate of the battery module 12 is connected with the first fixing frame 1121, the other end pressing plate of the battery module 12 is connected with the second fixing frame 1122, in addition, one end of the first fixing frame 1121, which is far away from the battery module 12, is connected with the inner wall of one side of the box body 112, one end of the second fixing frame 1122, which is far away from the battery module 12, is correspondingly connected with the inner wall of the other side of the box body 112, the battery module 12 is stably fixed inside the box body 112 by the first fixing frame 1121 and the second fixing frame 1122, in the practical application, the battery module 12 cannot generate relative displacement due to the movement and vibration of the portable battery box 1, the stability of the battery module 12 inside the box body 112 is ensured, and therefore the damage caused by collision of the battery module 12 with the inside of the box body 112 in the movement and vibration processes is avoided.

Referring to fig. 3, a first mounting plate 1123, a second mounting plate 1124 and a plurality of mounting holes 1125 are further disposed inside the box body 112, the first mounting plate 1123 is disposed on the other side surface of the second fixing frame 1124 relative to the battery module 12, the second mounting plate 1124 is disposed on one side surface of the battery module 12 away from the handle 114, and the plurality of mounting holes 1125 are respectively disposed on one side wall of the box body 112. The portable battery box 1 of the present invention further includes a protection board 13, an inverter 14, and a plurality of power transmission interfaces 15, wherein the protection board 13 is mounted on the first mounting plate 1123, the inverter 14 is mounted on the second mounting plate 1124, the plurality of power transmission interfaces 15 are respectively and correspondingly disposed in the plurality of mounting holes 1125, the protection board 13 and the inverter 14 are respectively and electrically connected to the battery module 12, and the plurality of power transmission interfaces 15 are respectively and correspondingly electrically connected to the protection board 13 and the inverter 14. In practical application, the protective plate 13 can protect the battery module 12 from being damaged, so that the service life of the portable battery box 1 is prolonged; the inverter 14 is used for converting the direct current electric energy in the battery module 12 into alternating current with fixed frequency, fixed voltage or frequency and voltage regulation, so that the portable battery box 1 can be widely applied to various household appliances, and the application range of the portable battery box 1 is further expanded; the plurality of power transmission interfaces 15 are disposed on the sidewall of the case 112, so that a user can charge the portable battery case 1 and connect other electric devices for power supply.

Referring to fig. 3, a fixing plate 1126 and a plurality of fixing members 1127 are further disposed inside the box 112, and the fixing plate 1126 is respectively connected to the first fixing frame 1121 and the second fixing frame 1122 through the plurality of fixing members 1127. In this embodiment, the fixing plate 1126 has an inward recess corresponding to the fixing piece 1126 at two side edges corresponding to the first fixing frame 1121 and the second fixing frame 1122, one end of the fixing pieces 1127 respectively corresponds to the inward recess of the fixing plate 1126 and stably abuts against the fixing plate 1126, and the other end of the fixing pieces 1127 respectively corresponds to the first fixing frame 1121 and the second fixing frame 1122 through bolts, so that the fixing plate 1126 is fixed to the top of the battery module 12. In practical application, the inward concave notches on the two sides of the fixing plate 1126 have a limiting effect on the corresponding fixing pieces 1127, and meanwhile, the fixing plates 1126 are connected with the fixing pieces 1127, the first fixing frames 1121 and the second fixing frames 1122, so that the fixing plates 1126, the first fixing frames 1121, the second fixing frames 1122, the battery modules 12 and the box body 112 are combined to form a stable structure, the overall structural strength of the portable battery box 1 is greatly enhanced, the portable battery box 1 further has good anti-vibration performance, and the battery modules 12, the protection plate 13 and the inverter 14 can also normally work in an unstable environment.

In summary, the portable battery box disclosed by the utility model adopts the main case body of the portable box type, and the battery module is arranged in the main case body, so that the portable battery box has excellent portability. Wherein, the case lid is articulated with the box, when guaranteeing case lid and box wholeness, the case lid can carry out furthest's opening and shutting to the user of being convenient for overhauls battery pack. On the bottom of box was fixed in the base, the base had the supporting role to the box, the vibration that produces when can cushioning portable battery box and placing, simultaneously, the base can avoid the box and place plane direct contact to avoid the bottom half to receive the harm of sharp thing and the corrosives that probably exist. The outer side of one side wall of the box body is provided with the lifting handle, and when the box cover and the box body are closed and locked, a user carries and moves the portable battery box, so that the carrying and moving convenience of the portable battery box is greatly improved.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A portable battery case, comprising: the battery module is arranged in the main shell, the main shell comprises a box cover, a box body, a base and a handle, the bottom wall of the box body is matched and fixed with one side surface of the base, one side edge of the opening end of the box cover is hinged with one side edge of the box body, the opening end of the box cover is matched with the box body, and the box cover is buckled on the box body; the lifting handle is hinged to the outer wall of one side of the box body.

2. A portable battery case according to claim 1, wherein the other side edge of the case body with respect to the hinge is provided with at least one snap lock.

3. The portable battery box according to claim 1, wherein a first fixing frame, a second fixing frame, a first mounting plate and a second mounting plate are arranged inside the box body, the first fixing frame is connected with a pressing plate at one end of the battery module, the second fixing frame is connected with a pressing plate at the other end of the battery module, one end of the first fixing frame, which is far away from the battery module, is connected with an inner wall at one side of the box body, one end of the second fixing frame, which is far away from the battery module, is correspondingly connected with an inner wall at the other side of the box body, the first mounting plate is arranged at the other side surface of the second fixing frame relative to the battery module, and the second mounting plate is arranged at one side surface of the battery module.

4. The portable battery box of claim 3, wherein the box body has a plurality of mounting holes, and the mounting holes are disposed on a side wall of the box body.

5. The portable battery box of claim 4, further comprising a protection board, an inverter, and a plurality of power transmission interfaces, wherein the protection board is mounted on the first mounting board, the inverter is mounted on the second mounting board, and the plurality of power transmission interfaces are respectively disposed in the plurality of mounting holes.

6. The portable battery box according to claim 5, wherein the battery modules are electrically connected to the protection board and the inverter, respectively.

7. The portable battery box of claim 6, wherein a plurality of the power transmission interfaces are electrically connected to the protection board and the inverter respectively.

8. The portable battery box of claim 7, wherein a fixing plate and a plurality of fixing members are further disposed inside the box body, and the fixing plate is connected to the first fixing frame and the second fixing frame through the plurality of fixing members.