WO2019113848A1

WO2019113848A1 - Power battery charging device and power battery renting cabinet

Info

Publication number: WO2019113848A1
Application number: PCT/CN2017/115994
Authority: WO
Inventors: 邓金波; 沈剑; 黄嘉曦; 江旭峰
Original assignee: 深圳易马达科技有限公司
Priority date: 2017-12-13
Filing date: 2017-12-13
Publication date: 2019-06-20
Also published as: CN209257891U

Abstract

Disclosed is a power battery charging device (10), comprising a battery compartment (100), a main control circuit board (200), a door lock assembly (300) and a lock catch assembly (400). A power battery (900) is pushed into a compartment body (101) from a compartment opening (103) of the battery compartment (100), a compartment door (102) is closed, the power battery (900) slides to the bottom of the compartment body (101) and is electrically connected to the main control circuit board (200), and when a bolt (302) is locked to a lock body (301), the lock body (301) sends a feedback signal to the main control circuit board (200) so as to detect the power battery (900), and if the ID of the power battery (900) is legitimate, the main control circuit board (200) controls the lock catch assembly (400) to lock the power battery inside the compartment body (101). In this way, a charging process for the power battery (900) is simplified, and the previous preparation time required for charging the power battery is shortened.

Description

Power battery charging device and power battery rental cabinet

Technical field

The invention belongs to the technical field of battery rental, and more particularly to a power battery charging device and a power battery rental cabinet having the power battery charging device.

Background technique

At present, energy conservation and environmental protection issues have increasingly become the main social issues of concern to all countries. With the development of science and technology, vehicles with both energy conservation and environmental protection have become the targets of people's pursuit, such as electric vehicles, mopeds and electric vehicles. However, the low energy density of the power battery, the long charging time, the inconvenient charging, and the short battery life restrict its development. Therefore, it is urgent to solve the technical problem of difficulty in charging the power battery.

technical problem

The first embodiment of the present invention provides a power battery charging device for solving the technical problem of difficulty in charging a power battery in the prior art.

In a second aspect, a power battery rental cabinet is provided to solve the technical problem that the power battery in the prior art implements standardized charging management.

Technical solution

To solve the above technical problem, the technical solution adopted by the embodiment of the present invention is:

In a first aspect, a power battery charging device is provided, including a battery compartment, a main control circuit board connected to an external power source, a door lock assembly, and a lock assembly, the battery compartment including a cabin and a cabin a door having a hatch for access to a power battery, the door being pivotally coupled to the body and pivotally rotatable relative to the body to effect closure or opening of the hatch The battery enters the cabin from the hatch, and the power battery abuts against the bottom of the cabin and is electrically connected to the main control circuit board when the hatch closes the hatch. The door lock assembly includes a lock body disposed on the cabin and a lock tongue disposed on the hatch, the lock tongue locking into the lock body when the hatch closes the hatch The lock assembly is disposed outside the bottom of the cabin, and the lock assembly and the lock assembly are electrically connected to the main control circuit board, and the lock assembly is locked in the lock tongue Locked to the power battery after the lock body.

In a second aspect, a power battery rental cabinet is provided, the power battery rental cabinet comprising a plurality of the above described power battery charging devices.

Beneficial effect

Compared with the prior art, the power battery charging device provided by the embodiment of the present invention has the beneficial effects that the power battery charging device operates as follows: the power battery is pushed into the cabin from the hatch of the battery compartment, and the door is closed. The power battery slides to the bottom of the cabin and is electrically connected to the main control circuit board. When the lock tongue of the door lock assembly is locked into the lock body, the lock body sends a feedback signal to the main control circuit board, and the main control circuit board receives After the feedback signal, the ID of the power battery is detected first. If the ID of the power battery is legal, the main control circuit board controls the lock component to lock the power battery in the cabin. If the ID of the power battery is illegal, the active circuit board controls the lock to disengage from the lock body, and the door opens to prompt the user to insert the wrong power battery. In this way, the charging process of the power battery is simplified, and the preliminary preparation time required for charging the power battery is shortened, that is, the problem of difficulty in charging the power battery is solved.

The power battery rental cabinet provided by the embodiment of the invention has the beneficial effects that the power battery rental cabinet can implement standardized management of the power battery by using a plurality of the above-mentioned power battery charging devices, so that the user can perform the power battery at the designated location. Charging and leasing, thus solving the problem of standardization of power battery charging.

DRAWINGS

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the embodiments or the description of the prior art will be briefly described below. It is obvious that the drawings in the following description are only the present invention. In some embodiments, other drawings may be obtained from those of ordinary skill in the art in light of the inventive work.

1 is an exploded view of a power battery charging device according to an embodiment of the present invention;

Figure 2 is an enlarged view of A in Figure 1;

3 is a cross-sectional view of a power battery charging device according to an embodiment of the present invention;

Figure 4 is an enlarged view of B in Figure 3;

FIG. 5 is a schematic structural diagram of a lock assembly of a power battery charging device according to an embodiment of the present invention; FIG.

FIG. 6 is an exploded view of a lock assembly of a power battery charging device according to an embodiment of the present invention.

Here, the reference numerals in the drawings are as follows:

10—Power battery charging device

100—battery compartment 200—Master Control Board 300—Door Lock Assembly

400—locking assembly 101—cabin 102—cabin door

103—Hatch 301—lock body 302—lock tongue

500—Battery connector 401—Motor 402—lock bracket

403—locking fastener 404-base 405—Installation column

406—barrel 407—locking arm 408—ontology

409—Locking buckle 410—Gap 411—brake column

600—roller mechanism 601—protective bracket 602—fixing bracket

603-sub-roller shaft 104—opening 700—heating fan

701—heat vent structure 702—baffle 800-guide block

801—Guided inclined surface 900—Power battery 412—Limited through hole.

Embodiments of the invention

The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It should be noted that when a component is referred to as being "fixed" or "in" another component, it can be directly on the other component or indirectly. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or indirectly connected to the other component.

It should be noted that the same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it is to be understood that the terms "upper", "lower", " The orientation or positional relationship of the left, the right, and the like is based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and a simplified description, and does not indicate or imply that the device or component referred to must have a specific The orientations are constructed and operated in a specific orientation. Therefore, the terms used to describe the positional relationship in the drawings are for illustrative purposes only, and are not to be construed as limiting the present invention. Understand the specific meaning of the above terms.

Moreover, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, features defining "first" or "second" may include one or more of the features either explicitly or implicitly. In the description of the present invention, the meaning of "a plurality" is two or more unless specifically and specifically defined otherwise.

In order to explain the technical solution of the present invention, the implementation of a power battery charging device 10 provided by the present invention will be described in detail below with reference to the specific drawings.

Referring to FIG. 1 , a power battery charging device 10 according to an embodiment of the present invention includes a battery compartment 100 , a main control circuit board 200 connected to an external power source, a door lock assembly 300 , and a latch assembly 400 . The battery compartment 100 includes a cabin 101 and a hatch 102. The cabin 101 has a hatch 103 for accessing the power battery 900. The hatch 102 is pivotally connected to the cabin 101 and pivotally pivotable relative to the cabin 101 to be closed or opened. The hatch 103, the power battery 900 enters the cabin 101 from the hatch 103, and the power battery 900 abuts against the bottom of the cabin 101 when the hatch 102 closes the hatch 103 and is electrically connected to the main control circuit board 200. The door lock assembly 300 includes a lock body 301 disposed on the cabin 101 and a lock tongue 302 disposed on the hatch 102. The lock tongue 302 is locked to the lock body 301 when the hatch 102 closes the hatch 103, and the lock assembly 400 The latch assembly 400 and the lock body 301 assembly are electrically connected to the main control circuit board 200. The lock assembly 400 is locked to the power battery 900 after the lock tongue 302 is locked in the lock body 301. .

The power battery charging device 10 provided by the embodiment of the present invention works as follows: the power battery 900 is pushed into the cabin 101 from the hatch 103 of the battery compartment 100, the door 102 is closed, and the power battery 900 is slid to the cabin 101. The bottom portion is electrically connected to the main control circuit board 200. When the locking tongue 302 of the door lock assembly 300 is locked into the lock body 301, the lock body 301 sends a feedback signal to the main control circuit board 200, and the main control circuit board 200 receives the feedback. After the signal, the ID of the power battery 900 is detected first. If the ID of the power battery 900 is legal, the main control circuit board 200 controls the lock assembly 400 to lock the power battery 900 in the cabin 101. If the ID of the power battery 900 is illegal, the active circuit board controls the lock to disengage from the lock body 301, and the door 102 opens, prompting the user to insert the wrong power battery 900. In this way, the charging process of the power battery 900 is simplified, and the preliminary preparation time required for charging the power battery 900 is shortened, that is, the problem that the power battery 900 is difficult to charge is solved.

Preferably, referring to FIG. 3 and FIG. 4, in the present embodiment, a battery connector 500 is provided inside the bottom of the cabin 101, and corresponds to the buckle assembly 400. The battery connector 500 is electrically connected to the main control circuit board 200. When the battery connector 500 is plugged into the power battery 900, the power battery 900 is powered by the external power supply through the main control circuit board 200.

Specifically, referring to FIG. 1 , FIG. 4 , FIG. 5 and FIG. 6 , in the embodiment, the locking assembly 400 includes a motor 401 , a latch bracket 402 , and a locking component 403 . One end of the locking member 403 is coupled to the rotating shaft of the motor 401, and the other end of the locking member 403 passes through the cabin 101. The latch bracket 402 includes a base 404 and two mounting posts 405. The two mounting posts 405 are formed by a vertical extension of the base 404. The base 404 is fixed to the outer side of the bottom of the cabin 101, and the two mounting posts 405 pass through the latch. The 401 is mounted on the two mounting posts 405. The latching member 403 is rotated relative to the base 404 by the motor 401 to lock the power battery 900. It can be understood that the main control circuit board 200 controls the motor 401 to be activated, and the locking member 403 rotates clockwise or counterclockwise around the rotating shaft of the motor 401. Here, the locking member 403 is defined to rotate clockwise to lock to the power battery 900. The locking member 403 is rotated counterclockwise to be loosened from the power battery 900.

Preferably, referring to FIG. 4 to FIG. 6 , in the present embodiment, the locking member 403 includes a cylinder 406 and four locking arms 407 . The closed end of the cylinder 406 is coupled to the rotating shaft of the motor 401 , and each locking The arm 407 is formed to extend vertically outward from the side wall of the open end of the cylinder 406, and each of the lock arms 407 is axially symmetrically arranged with the central axis of the cylinder 406 as a center of symmetry. The locking arm 407 includes a body 408. The body 408 passes through the bottom of the cabin 101. The ends of the body 408 away from the cylinder 406 extend in the circumferential direction of the cylinder 406 and extend toward the same side to form a locking buckle 409. The buckle 409 is driven into the power battery 900 by the motor 401. It can be understood that when the motor 401 drives the cylinder 406 to rotate clockwise around the central axis, each lock buckle 409 is inserted into the power battery 900. Here, the power battery 900 is also provided with the lock buckle 409. Slot. When the motor 401 drives the cylinder 406 to rotate counterclockwise about its central axis, each of the locking buckles 409 is withdrawn from the slot of the power battery 900.

Further, referring to FIG. 5 and FIG. 6 , in the embodiment, each body 408 has a notch 410 . Each of the notches 410 is formed by recessing the other side of each body 408 with respect to the lock buckle 409 in the circumferential direction of the tubular body 406 and toward the same side. The function of the notch 410 is to reduce the size of the slot on the power battery 900, and at the same time, to reduce the travel of the barrel 406 about the axis.

Further, referring to FIG. 6 , in the present embodiment, the buckle bracket 402 includes a brake post 411 . The brake column 411 is formed by the base 404 extending vertically and is located on the same side of the base 404 as the two mounting posts 405. The cylinder 406 is provided with a limiting through hole 412 through which the brake post 411 passes. It can be understood that the brake column 411 is inserted into the limit through hole 412 to limit the range in which the cylinder 406 is rotated about the axis.

Further, referring to FIG. 1 and FIG. 3, in the present embodiment, the power battery charging device 10 further includes a roller shaft mechanism 600. The roller mechanism 600 includes a protection bracket 601, a fixing frame 602 and a plurality of sub-rollers 603. The sub-roller shafts 603 are connected to the fixing frame 602 side by side in the direction in which the power battery 900 is inserted into the cabin 101, and the protection bracket 601 is sleeved on the fixing frame. The 602 is mounted on the outer side of the cabin 101, and an opening 104 through which the sub-roller shafts 603 pass is formed in the cabin 101. It can be understood that when the power battery 900 is inserted into the cabin 101, the bottom of the power battery 900 is in contact with each of the sub-rollers 603, thereby making the power battery 900 smoother in the process of inserting the pod 101.

Further, referring to FIG. 1 and FIG. 2, in the embodiment, the power battery charging device 10 further includes a heat dissipation fan 700. The heat dissipation fan 700 is disposed outside the cabin 101 and electrically connected to the main control circuit board 200. The airframe structure 701 is further disposed on the cabin 101. Since the power battery 900 releases heat during the charging process, when the temperature in the cabin 101 reaches the preset temperature, the main control circuit board 200 controls the cooling fan 700 to be activated, and the external cold air enters the cabin from the heat dissipation hole structure 701. In the 101, the hot air in the cabin 101 is discharged by the cooling fan 700.

Further, referring to FIG. 1 , in the embodiment, the power battery charging device 10 further includes a baffle 702 . The baffle 702 is mounted to the outside of the cabin 101 and corresponds to the louver structure 701. The function of the baffle 702 is that liquid such as water enters the cabin 101 from the heat dissipation hole structure 701, thereby ensuring the safety of the charging environment of the power battery 900 during charging.

Further, referring to FIG. 1 to FIG. 3, in the present embodiment, a plurality of guiding blocks 800 are disposed on opposite inner side walls of the cabin 101, and the guiding blocks 800 are juxtaposed in the direction in which the power battery 900 is inserted into the cabin 101. Settings. In order to ensure that the power battery 900 is more smoothly inserted into the cabin 101, the cabin 101 is generally larger in size than the power battery 900. Therefore, in order to further ensure the stability of the charging of the power battery 900 in the cabin 101, each guide block is utilized. The power battery 900 is 800 in the width direction upper limit, that is, the power battery 900 is prevented from shifting in the cabin 101 in the width direction. At the same time, the power battery 900 and the battery connector 500 can be accurately docked under the guiding of the guiding block 800.

Preferably, referring to FIG. 1 and FIG. 2, in the present embodiment, the number of the guiding blocks 800 is four, that is, two guiding blocks 800 arranged side by side are respectively disposed on the opposite inner side walls of the cabin 101. Each of the guide blocks 800 has a guide inclined surface 801. The guiding inclined surface 801 is at an acute angle with the inner side wall of the cabin 101, that is, the movement trajectory of the power battery 900 during the insertion of the cabin 101 is gradually trimmed by the guiding inclined surface 801.

The embodiment of the invention further provides a power battery rental cabinet comprising a plurality of the above-mentioned power battery charging devices 10. In this way, the power battery 900 can be standardized and managed, so that the user can charge and lease the power battery 900 at a designated place, thereby solving the problem that the power battery 900 is difficult to charge.

The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. It will be apparent to those skilled in the art that various modifications and changes can be made in the present invention. Any modifications, equivalent substitutions, improvements, etc. within the spirit and scope of the invention are intended to be included within the scope of the appended claims.

Claims

A power battery charging device, comprising: a battery compartment, a main control circuit board connected to an external power source, a door lock assembly and a lock assembly, the battery compartment comprising a cabin and a hatch, the cabin having a hatch entering and exiting the power battery, the door being pivotally connected to the cabin and pivotally rotatable relative to the cabin to achieve closing or opening the hatch, the power battery being accessed by the hatch In the cabin, the power battery abuts against the bottom of the cabin and is electrically connected to the main control circuit board when the hatch closes the hatch, and the door lock assembly is disposed at the a lock body on the cabin and a lock tongue disposed on the hatch, the lock tongue locking into the lock body when the hatch closes the hatch, the lock assembly is disposed at the lock body The lock assembly and the lock body assembly are electrically connected to the main control circuit board, and the lock assembly is locked after the lock tongue is locked in the lock body. In the power battery.
The power battery charging device according to claim 1, wherein the locking assembly comprises a motor, a latch bracket and a locking member, and one end of the locking member is coupled to a rotating shaft of the motor, The other end of the locking member passes through the cabin, the locking bracket includes a base and two mounting posts, and the mounting posts are formed by the base extending vertically outwardly, and the base is fixed to the base An outer side of the bottom of the cabin, two mounting posts pass through the locking member, the motor is mounted on the two mounting posts, and the locking member is rotated relative to the base by the motor To lock the power battery.
The power battery charging device according to claim 2, wherein the locking member comprises a cylinder and four locking arms, and a closed end of the cylinder is coupled to a rotating shaft of the motor, each of the a locking arm is formed vertically extending from a side wall of the open end of the barrel, and each of the locking arms is axially symmetrically arranged with a center axis of the cylinder, the locking arm comprising a body The body passes through the bottom of the cabin, and the ends of the bodies away from the cylinder extend in the circumferential direction of the cylinder and toward the same side to form a locking buckle, and each of the locking buckles The motor is driven into the power battery.
The power battery charging device according to claim 3, wherein each of the bodies has a notch, and each of the notches is along the other side of the body opposite to the locking buckle. It is formed in a circumferential direction and recessed toward the same side.
The power battery charging device according to claim 3, wherein the latch bracket comprises a brake column, the brake column is formed by the base extending vertically outward and is located with the two mounting posts On the same side of the base, the cylinder is provided with a limiting through hole for the brake column to pass through.
The power battery charging device according to any one of claims 1 to 5, wherein the power battery charging device further comprises a roller shaft mechanism, the roller shaft mechanism comprising a protection bracket, a fixing frame, and a plurality of sub-rollers, Each of the sub-rollers is coupled to the mounting bracket in a direction in which the power battery is inserted into the pod. The protective bracket is sleeved on the mounting bracket and mounted on the outer side of the pod. An opening for each of the sub-rollers to pass through is formed on the cabin.
The power battery charging device according to any one of claims 1 to 5, wherein the power battery charging device further comprises a heat dissipation fan, the heat dissipation fan being disposed outside the cabin and with the main control The circuit board is electrically connected, and the cabin body is further provided with a heat dissipation hole structure.
The power battery charging apparatus according to claim 7, wherein said power battery charging device further comprises a shutter mounted to an outer side of said pod and corresponding to said heat dissipation hole structure.
The power battery charging device according to any one of claims 1 to 5, wherein a plurality of guide blocks are disposed on opposite inner side walls of the cabin, and each of the guide blocks is inserted along the power battery. The direction of the pod is arranged side by side.
The power battery charging device according to claim 9, wherein the number of the guide blocks is four, and each of the guide blocks has a guide inclined surface.
The power battery charging device according to any one of claims 1 to 5, wherein a bottom of the cabin is provided with a battery connector, and the battery connector is electrically connected to the main control panel and The latch assembly corresponds.
A power battery rental cabinet comprising a plurality of power battery charging devices according to any one of claims 1 to 11.