TWI764669B - Battery positioning device for electric vehicle - Google Patents

Abstract

A battery positioning device for an electric vehicle includes a vehicle body defining an accommodating space for placing batteries. The battery positioning device of the electric vehicle includes an actuating unit suitable for being installed on the vehicle body and a braking unit. The actuating unit includes a fixing member suitable for being fixed on the vehicle body, a pivot member pivoting on the fixing member, and a pivot member connected to the pivot member and capable of rotating relative to the fixing member using the pivot member as a rotation axis pressed parts. The pressing part can move between a fixed position which is pressed on the battery in a projected range of the longitudinal direction of the battery, and a disengaged position which is outside the projected range. The braking unit is used for driving the pressing piece of the actuating unit to move to the fixed position, thereby ensuring that the battery is securely fixed and will not be powered off when the electric vehicle is running.

Description

Battery positioning device for electric vehicle

The present invention relates to a part of an electric scooter, in particular to a battery positioning device of an electric scooter.

Referring to FIG. 1 , designers of electric vehicles currently on the market adopt exchangeable batteries. Most of the batteries 10 are removably inserted into the storage box, and a corresponding location of the battery 10 is designed on the inner side of the seat cushion 11 . When the seat cushion 11 is closed, the pressing structure 111 can be used to press down the battery 10 in the storage box, thereby fixing the battery 10 and preventing the power failure caused by jumping up and down. However, when the seat cushion 11 and the pressing structure 111 have negative tolerances in the manufacturing stage, a gap will be created between the pressing structure 111 and the battery 10 , so the seat cushion 11 may not be completely fitted to the battery after the seat cushion 11 is closed. 10, resulting in a great reduction in the fixing effect of the battery 10. In addition, in order to avoid the case where the seat cushion 11 cannot be closed due to the positive tolerance, the pressing structure 111 is usually made of a slightly elastic material such as rubber, but such consideration will make the battery 10 during driving. It is easy to jump in the direction of the pressing structure 111 due to the vibration of the vehicle body, and the pressing effect that can be produced by the pressing structure 111 is instantaneously separated, thus causing the dangerous situation of power failure during driving, and losing the pressing structure 111 instead. The intention of the configuration is bound to be improved.

[Problems to be Solved by the Invention]

Therefore, the purpose of the present invention is to provide a battery positioning device for an electric vehicle that can ensure that the battery is not cut off due to road conditions when the electric vehicle is running.

[Technical means to solve problems]

Therefore, the battery positioning device for an electric vehicle of the present invention includes a vehicle body defining an accommodating space for placing at least one battery, and the battery positioning device for an electric vehicle includes an actuating device suitable for being mounted on the vehicle body. unit, and a braking unit detachably contacting the actuating unit.

The actuating unit includes a fixing member suitable for being fixed on the vehicle body, a pivot member pivoting on the fixing member, and a pivot member connected to the pivot member and capable of moving with the pivot member along with the pivot member It is a pressing part that the shaft rotates relative to the fixed part. The pressing piece can move relative to the at least one battery between a fixed position pressed above the at least one battery in a projected range of the longitudinal direction of the at least one battery, and a disengaged position outside the projected range. The braking unit is used for driving the pressing piece of the actuating unit to move to the fixed position.

In some embodiments of the present invention, the pressing part of the actuating unit has an extension part connected to the pivot part and extending in a direction away from the pivot part; an extension part bent in a direction toward the at least one battery from the extension part The bent portion is folded and extended, and a pad portion is detachably arranged under the bent portion and is suitable for pressing the at least one battery.

In some embodiments of the present invention, the extending part and the bending part of the pressing part are made of metal material, and the spacer part is made of elastic elements.

In some embodiments of the present invention, the actuating unit further includes an elasticity set on the pivot member and used for accumulating an elastic restoring force for returning the pressing member to the disengaged position when the pressing member moves to the fixed position pieces.

In some embodiments of the present invention, the elastic member is a torsion spring.

In some embodiments of the present invention, the electric vehicle further includes a seat cushion pivotally connected to the vehicle body and openably covering the vehicle body, wherein the actuating unit is installed at the connection of the vehicle body toward the seat cushion one side of the brake unit, the braking unit is suitable for being installed on the side of the seat cushion facing the vehicle body, and includes a push piece suitable for connecting to the seat cushion and extending toward the vehicle body, the push piece is used for When the seat cushion cover is installed on the vehicle body, the pressed part is pushed from a side of the pressed part away from the at least one battery.

In some embodiments of the present invention, the fixing member of the actuating unit has a fixing portion for the pivot member to pass through, and a locking portion extending from the fixing portion and spaced apart from the pressing member. The braking The unit includes a bolt which penetrates through the locking part of the pressing piece and the fixing piece at the same time, and is used for positioning the pressing piece at the fixing position.

[Effects that the present invention can achieve]

In the battery positioning device for an electric vehicle of the present invention, the pressing part of the actuating unit can be moved to the fixed position by the braking unit, and is directly pressed on the top of the at least one battery, thereby forming another layer of positioning mechanism to ensure the The stable connection of the at least one battery prevents the at least one battery from bouncing when the electric vehicle is running and causing power failure.

In some embodiments of the present invention, the spacer portion of the pressing part can be replaced according to the specification of the at least one battery or the model difference of the electric vehicle, so as to generate a sufficient pressing and positioning force for the at least one battery.

In some embodiments of the present invention, the extending portion and the bending portion are made of metal material and have a certain rigidity to further optimize the pressing and positioning force for pressing the at least one battery, so as to avoid the occurrence of the pressing force during driving. Bounce and power outage.

In some embodiments of the present invention, the elastic member can automatically reset when the pressing member is not pushed by the braking unit, thereby improving the convenience of use.

In some embodiments of the present invention, directly using the action of closing the seat cushion, the pressing piece can be pushed through the pushing piece, so that the pressing piece is maintained at the fixed position when the seat cushion is closed, In addition to simplifying the operation, it can also ensure that when the electric vehicle cannot open the seat cushion during the driving process, the pressing part is indeed located at the fixed position to locate the at least one battery, thereby preventing the occurrence of the at least one battery Condition of power outage due to beating.

In some embodiments of the present invention, due to the possibility that the at least one battery has a low frequency of replacement and replacement, the bolt of the braking unit can be used to directly fix the pressing piece to the locking portion of the fixing piece, without removing the battery. In the case of the bolt, the pressing piece can be continuously positioned at the fixed position, and the effect of positioning the at least one battery can be achieved.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are designated by the same reference numerals.

Referring to FIG. 2 , it is a first embodiment of a battery positioning device for an electric vehicle of the present invention. The electric vehicle includes a compartment defining a space for placing two batteries 8 in parallel (only one of them can be seen in FIG. 2 due to the drawing angle). The vehicle body 91 of the installation space 910 , and a seat cushion 92 pivotally connected to the vehicle body 91 and openably covering the vehicle body 91 . The first embodiment includes an actuating unit 2 suitable for being installed on the side of the vehicle body 91 facing the connection of the seat cushion 92 , and a braking unit 3 detachably contacting the actuating unit 2 . It should be noted that in the first embodiment, although the vehicle type can be provided with two batteries 8, the actual implementation can of course also meet the positioning requirements of a single battery 8, which is not limited thereto.

Referring to FIG. 2 and FIG. 3 simultaneously, the actuating unit 2 includes a fixing member 21 suitable for being fixed on the vehicle body 91 , a pivot member 22 pivoted on the fixing member 21 , a pivot member 22 connected to the pivot member 22 and The pressing member 23 can rotate relative to the fixing member 21 with the pivot member 22 as the rotation axis along with the pivot member 22 , and the elastic member 24 is set on the pivot member 22 . The pressing part 23 has an extension part 231 connected to the pivot part 22 and extending in a direction away from the pivot part 22 , and a bending part bent and extended from the extension part 231 in a direction toward the batteries 8 . 232 , and a spacer portion 233 detachably disposed below the bent portion 232 and suitable for pressing the batteries 8 . Wherein, the extension part 231 and the bending part 232 are made of metal material to ensure that the pressing part 23 has sufficient rigidity, and the pad part 233 is made of elastic elements, preferably The rubber material is used to provide a margin in response to tolerances, and an auxiliary pressing effect is generated by its own elastic restoring force.

Referring to FIGS. 4 and 5 , first define a longitudinal projection range of the batteries 8 , that is, the range directly above the batteries 8 , and the pressed part 23 can be located in the projection range relative to the batteries 8 At the same time, it is pressed between a fixed position above the batteries 8 and a disengaged position outside the projection range. It is worth noting that, in the first embodiment, in order to further optimize the convenience of use, the elastic member 24 is specifically a torsion spring for accumulating a torsion spring when the pressing member 23 moves to the fixed position. The elastic restoring force enables the pressing piece 23 to automatically return to the disengaged position without external force, so the pressing piece 23 will maintain the disengaged position without being subjected to external force.

The braking unit 3 is adapted to be mounted on a side of the seat pad 92 facing the vehicle body 91 , and includes a push-up piece 31 adapted to be connected to the seat pad 92 and extending towards the vehicle body 91 . The pushing piece 31 is used to push the pressing piece 23 from the side of the pressing piece 23 away from the batteries 8 when the seat cushion 92 is covered on the vehicle body 91 , thereby driving the pressing piece 23 to the fixing position moves. Therefore, as long as the first embodiment completes the action of closing the seat cushion 92 before the electric vehicle runs, the pushing piece 31 moves toward the vehicle body 91 along with the seat cushion 92 , namely As shown in FIG. 5 , it will move to the extension portion 231 of the pressing piece 23 of the actuating unit 2 and continue to push the extension portion 231 until the seat cushion 92 is completely closed, and the moving stroke of the pushing piece 31 is exactly The bending part 232 and the spacer part 233 of the pressing part 23 can be pressed together on the batteries 8, that is, the pressing part 23 can be moved to the fixed position, so as to achieve the exact positioning when the electric vehicle is running The purpose of these batteries 8 is to effectively avoid the danger of power failure when driving on bumpy roads.

In addition, when the user may want to replace the battery 8 to open the seat cushion 92 , the pushing piece will also be pivoted and opened as the seat cushion 92 moves away from the vehicle body 91 , and is separated from the action of the actuating unit 2 . Press 23. At this time, the elastic restoring force accumulated by the elastic member 24 will automatically restore the pressing member 23 to the disengaged position that does not restrict the batteries 8, and the user does not need to additionally disengage the pressing member 23 from the battery 8. When the battery 8 is operated, the pressing parts 23 will be automatically disengaged so that the battery 8 can be pulled out and replaced, which can indeed optimize the use efficiency and convenience.

Referring to FIG. 6 , it is a second embodiment of a battery positioning device for an electric vehicle of the present invention. The difference between the second embodiment and the first embodiment is that the fixing member 21 of the actuating unit 2 has a pivot for the pivot shaft. A fixing portion 211 through which the piece 22 passes, and a locking portion 212 extending from the fixing portion 211 and spaced from the pressing piece 23 . The braking unit 3 includes a bolt 32 passing through the locking part 212 of the pressing part 23 and the fixing part 21 at the same time, and used for positioning the pressing part 23 at the fixed position. That is to say, unlike the free swing of the pressing part 23 of the first embodiment, the pressing part 23 of the second embodiment is continuously maintained at the fixed position under the locking of the bolt 32 , mainly due to charging A vehicle type that requires less replacement of the batteries 8. Of course, the second embodiment can also be configured in a battery-swappable vehicle, for the user to choose whether to lock the bolt 32 , so that the pressing part 23 remains in the fixed position and the batteries 8 are continuously positioned.

To sum up, the battery positioning device of the electric vehicle of the present invention can use the braking unit 3 to urge the pressing piece 23 of the actuating unit 2 to act, so that the pressing piece 23 moves to the fixed position, and utilizes its relatively strong force. These batteries 8 are positioned rigidly to avoid the situation of power outage caused by jumping when driving on bumpy road. Therefore, the object of the present invention can be achieved indeed.

However, the above are only examples of the present invention, and should not limit the scope of the present invention. Any simple equivalent changes and modifications made according to the scope of the application for patent of the present invention and the content of the patent specification are still within the scope of the present invention. within the scope of the invention patent.

2: Action unit 21: Fixtures 211: Fixed part 212: Locking part 22: Pivot piece 23: Pressed parts 231: Extensions 232: Bending part 233: Pad Department 24: Elastic 3: Brake unit 31: Push Back Piece 32: Bolts 8: Battery 91: Body 910: accommodating space 92: Seat Cushion

Other features and effects of the present invention will be clearly presented in the embodiments with reference to the drawings, wherein: FIG. 1 is a fragmentary cross-sectional view illustrating a conventional pressing structure mounted on the inner side of a seat pad; FIG. 2 is an incomplete cross-sectional view illustrating a first embodiment of a battery positioning device for an electric vehicle of the present invention; 3 is a perspective view illustrating an actuating unit of the first embodiment; Fig. 4 is a schematic diagram illustrating the movement of a pressing part of the actuating unit; FIG. 5 is a schematic view similar to FIG. 2, illustrating the positioning of the battery by pushing the pressing piece by a braking unit of the first embodiment; and 6 is a schematic side view illustrating a second embodiment of a battery positioning device for an electric vehicle of the present invention.

2: Action unit

21: Fixtures

22: Pivot piece

23: Pressed parts

231: Extensions

232: Bending part

233: Pad Department

24: Elastic

3: Brake unit

31: Push Back Piece

8: battery

91: Body

910: accommodating space

92: Seat Cushion

Claims (5)

A battery positioning device for an electric vehicle, the electric vehicle comprises a vehicle body defining a accommodating space for placing at least one battery, and a seat cushion pivotally connected to the vehicle body and openably covering the vehicle body , the battery positioning device of the electric vehicle includes: an actuating unit, suitable for being installed on the side of the vehicle body facing the connection of the seat cushion, and including a fixing member suitable for being fixed on the vehicle body, a pivoting The pivot piece of the fixing piece, and a pressed piece connected to the pivot piece and able to rotate relative to the fixed piece with the pivot piece as a rotation axis along with the pivot piece, the pressed piece can be relative to the at least A battery moves between a fixed position that is pressed above the at least one battery in a projection range of at least one longitudinal direction of the battery, and a disengaged position that is outside the projection range; and a braking unit, suitable for installation On the side of the seat cushion facing the vehicle body and detachably contacting the actuating unit, the braking unit includes a push-up piece suitable for being connected to the seat cushion and extending toward the vehicle body, and the push-up piece is used for When the seat cushion cover is installed on the vehicle body, the pressing member is pushed from a side of the pressing member away from the at least one battery, thereby driving the pressing member of the actuating unit to move to the fixed position. The battery positioning device for an electric vehicle as claimed in claim 1, wherein the pressing part of the actuating unit has an extension part connected to the pivot part and extending in a direction away from the pivot part; A bending portion is bent and extended toward the direction of the at least one battery, and a pad portion is detachably arranged under the bending portion and is suitable for pressing the at least one battery. The battery positioning device for an electric vehicle as claimed in claim 2, wherein the extending portion and the bending portion of the pressing part are made of metal material, and the spacer portion is formed of an elastic element. The battery positioning device for an electric vehicle as claimed in claim 1, wherein the actuating unit further comprises a set set on the pivot member and used for accumulating a set of the pressing member to return the pressing member to the fixed position when the pressing member moves to the fixed position Elastic element for elastic recovery in disengaged position. The battery positioning device for an electric vehicle according to claim 4, wherein the elastic member is a torsion spring.

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