Battery box fixing structure of scooter

Abstract

The utility model belongs to the technical field of scooters, and particularly relates to a scooter battery box fixing structure. A scooter battery box fixing structure comprises a scooter frame and a battery box shell, the scooter frame is provided with a battery bin which is provided with an upward opening and used for containing a battery box, the battery box shell is provided with a plurality of conductive columns arranged downwards, the conductive columns are matched with elastic pieces, and the conductive columns tend to move downwards under the action of the elastic pieces. The frame is provided with a wiring power supply box, and the wiring power supply box is provided with a power supply contact piece used for being in contact with the end part of the conductive column; when the battery box and the frame are fixed, under the action of the elastic piece, the end portion of the conductive column is always in electric contact with the power source contact piece. The anti-power-off device has the advantage that the scooter is prevented from being powered off when passing through a bumpy road section.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the scooter technical field, especially relate to a scooter battery box fixing structure. BACKGROUND

[0002] The patent with the application number 202221354396.6 discloses a scooter with detachable battery, a pair of downward recessed first positioning grooves are formed on the pedal, a battery box is detachably arranged on the vehicle body, a pair of downward protruding steps are arranged on the bottom of the battery box, and an electrical connection mechanism is arranged, which comprises a first junction box arranged on the pedal, a second junction box arranged on the bottom of the battery box, the first junction box protrudes upward from the pedal and extends vertically upward, the second junction box is recessed upward from the bottom of the battery box, a plurality of plug-in components are arranged in the first junction box and the second junction box respectively, each plug-in component has a conductive sheet, the first junction box is inserted into the second junction box, and the plug-in components in the first junction box are in one-to-one correspondence with the plug-in components in the second junction box and are in conductive connection.

[0003] The above-mentioned scheme realizes the quick disassembly or installation of the battery box and the scooter by the cooperation of the first positioning groove and the step, the cooperation of the first junction box and the second junction box, the conductive connection of the plug-in components and the stable installation of the battery box on the pedal by the self-weight of the battery. However, the scooter will vibrate when passing through a bumpy road section, which may cause the plug-in components of the first junction box and the plug-in components of the second junction box to be disconnected, resulting in power failure of the scooter. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a scooter battery box fixing structure which can avoid power failure of the scooter when passing through a bumpy road section.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a scooter battery box fixing structure, which comprises a vehicle frame and a battery box shell, the vehicle frame is provided with a battery compartment which is upwardly open and used for placing the battery box, the battery box shell is provided with a plurality of conductive columns arranged downward, the conductive columns are matched with elastic members, the conductive columns have a downward movement trend under the action of the elastic members, a junction power box is arranged on the vehicle frame, the junction power box is provided with power contact sheets used for contacting the end portions of the conductive columns, when the battery box and the vehicle frame are fixed, the end portions of the conductive columns always maintain electrical contact with the power contact sheets under the action of the elastic members.

[0006] When the battery box of the scooter is assembled, the operator places the battery box in the battery compartment from top to bottom, the end portions of the conductive columns contact the power contact sheets, and thus the installation of the battery box and the vehicle frame shell is completed.

[0007] The elastic member makes the conductive column have a downward moving tendency, so that when the scooter passes a bumpy road section, the elastic member of the conductive column can adaptively move up and down, so that the lower end of the conductive column can always be in electrical contact with the power contact piece, thereby avoiding power failure of the scooter.

[0008] When the frame is made of carbon fiber material or metal parts, the frame can be designed to form a battery compartment by itself; when the frame includes a frame and a frame shell fixed on the frame, the battery compartment can be designed on the frame shell.

[0009] As a preferred, the wiring power box and the battery box shell are provided with a positioning groove and a positioning protrusion extending into the positioning groove.

[0010] The positioning groove and the positioning protrusion cooperate to facilitate the positioning of the battery box shell and the wiring power box with respect to the guide column and the power contact piece.

[0011] As a preferred, the part of the battery box shell at the conductive column is upwardly protruding to form the downwardly open positioning groove, the conductive column passes through the battery box shell downwardly and part of the conductive column is located in the positioning groove; the wiring power box is provided with the upwardly extending positioning protrusion, and the power contact piece is arranged at the upper end of the positioning protrusion.

[0012] The positioning protrusion extends upwardly, the power contact piece is arranged at the upper end of the positioning protrusion, and the positioning groove is downwardly open to have a waterproof function, avoiding short circuit of the power contact piece and the conductive column caused by water contact. Among them, the part of the conductive column located in the positioning groove is part of the conductive column located in the positioning groove, and the other part of the conductive column is not located in the positioning groove.

[0013] As a preferred, the width of the positioning groove gradually increases from top to bottom, the width of the positioning protrusion gradually decreases from bottom to top, and the inner edge shape of the positioning groove is the same as the outer edge shape of the positioning protrusion.

[0014] The width of the positioning groove gradually increases from top to bottom, and the width of the positioning protrusion gradually decreases from bottom to top, so that the inner edge shape of the positioning groove and the outer edge shape of the positioning protrusion are similar to a cone, having a guide structure, which can facilitate the positioning of the conductive column when inserted.

[0015] As preferred, the conductive column comprises a conductive column body and a contact part located at the lower end of the conductive column body, the width of the contact part is greater than the diameter of the conductive column body; the elastic member is sleeved on the conductive column body, and the two ends of the elastic member are in contact with the groove wall of the positioning groove and the end face of the contact part respectively; the upper end of the conductive column extends upwards to above the upper end of the battery box shell, the battery box shell is provided with a through hole for the conductive column to pass through, and the upper end of the conductive column is fixed with a limiting member with a diameter greater than the inner diameter of the through hole.

[0016] The contact part is integrally arranged with the conductive column body and has a width greater than the diameter of the conductive column body, so that the elastic member can be sleeved on the conductive column, thereby realizing the downward movement of the conductive column; the diameter of the limiting member is greater than the inner diameter of the through hole, which can limit the maximum stroke of the downward movement of the conductive column.

[0017] As preferred, the lower end of the contact part is provided with an arc surface and a flat surface, the flat surface is connected with the arc surface and located at the lower end of the arc surface.

[0018] The flat surface can increase the contact area with the power contact piece, but in order to avoid that the flat surface is too large to ensure the flatness and cause poor contact, the flat surface is connected with the arc surface, thereby ensuring the contact between the lower end of the contact part and the power contact piece.

[0019] As preferred, the battery box shell at the through hole is provided with an extension part extending upwards or downwards, the extension part corresponds to the through hole one by one, and the through hole penetrates the extension part upwards or downwards.

[0020] By arranging the extension part, and the through hole penetrating the extension part upwards or downwards, the length of the through hole can be increased, and the longer through hole can guide the conductive column without increasing the thickness of the battery box shell, thereby ensuring that the conductive column does not deviate in the case of elastic jumping, and further avoiding the power failure of the scooter.

[0021] As preferred, the positioning protrusion of the power supply terminal box is provided with a groove opening upwards, and the power contact piece is arranged in the groove.

[0022] Arranging the power contact piece in the groove can further prevent water.

[0023] As preferred, the number of the conductive columns is at least three, and the conductive columns are uniformly spaced, and at least one conductive column is used for charging suppression.

[0024] Two of the three conductive columns are used to contact the power contact piece and be electrified, thereby realizing the movement of the scooter and reducing the possibility of power failure; one conductive column is used for charging suppression, so that the scooter cannot be started when charging.

[0025] As preferred, the frame comprises a frame shell, the battery compartment and the wiring power box are arranged on the frame shell, the bottom of the battery compartment and the lower end of the battery box are provided with magic tapes matched with each other, and the bottom of the battery compartment is further provided with a drain hole for draining water.

[0026] The frame shell is of a plastic structure, the battery compartment and the drain hole can be better processed during injection molding, the magic tapes can improve the firmness between the battery box shell and the frame shell, and the setting of the drain hole can avoid accumulation of rainwater in the battery compartment.

[0027] The utility model has the advantages of avoiding power failure of the scooter when passing through a bumpy road section. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 It is a structural schematic view of the frame shell and the battery box of the utility model.

[0029] Figure 2 It is an enlarged view of A of Figure 1 .

[0030] Figure 3 It is an enlarged view of B of Figure 1 .

[0031] Figure 4 It is a structural schematic view of the frame shell.

[0032] Figure 5 It is a structural schematic view of the battery box shell.

[0033] Figure 6 It is a structural schematic view of the wire column.

[0034] Figure 7 It is an exploded schematic view of detachable fixation of the wiring power box and the frame shell.

[0035] Reference numeral: 1, battery box; 11, battery box shell; 12, positioning groove; 13, first connecting part; 14, battery placing groove; 15, cavity; 16, extension part; 17, cover; 2, frame shell; 21, positioning protrusion; 211, screw; 22, battery compartment; 23, drain hole; 24, magic tape placing groove; 25, cable tie rod; 26, second connecting part; 3, conductive column; 31, elastic piece; 32, contact part; 33, limiting piece; 4, wiring power box; 5, power contact piece; 51, groove. DETAILED DESCRIPTION

[0036] The utility model will be further described below according to the drawings and specific embodiments.

[0037] For example, Figure 1 , Figure 4 and Figure 5As shown, the embodiment discloses a scooter battery box fixing structure, which comprises a battery box 1 and a frame shell 2. The battery box 1 comprises a battery box shell 11 and a cover 17 covering the battery box shell 11; the battery box shell 11 is provided with two battery placing grooves 14 for placing batteries, both of the two battery placing grooves 14 are upwardly open, and the two battery placing grooves 14 are connected through a first connecting part 13, the front side of the first connecting part 13 is provided with three evenly spaced conductive columns 3, one of which is used for charging suppression. The rear side of the first connecting part 13 is a cavity 15 which penetrates up and down and opens to the rear side of the battery box shell 11. The frame shell 2 is provided with two battery compartments 22 for placing the battery box 1, the battery compartments 22 correspond one-to-one with the outer shells of the battery placing grooves 14, and the two battery compartments 22 are connected through a second connecting part 26, the front side of the second connecting part 26 is detachably fixed with a wiring power supply box 4. When the battery box 1 is placed on the frame shell 2, the second connecting part 26 extends into the cavity 15, and the battery box shell 11 is in contact with the inner wall of the battery compartment 22 at the outer wall of the battery placing groove 14.

[0038] As shown in Figure 2 , Figure 3 and Figure 6 , the battery box shell 11 protrudes upward at the conductive column 3 to form a positioning groove 12 which is downwardly open, the wiring power supply box 4 is provided with a positioning protrusion 21 which extends upward, the width of the positioning groove 12 and the positioning protrusion 21 gradually increases from top to bottom, and the inner edge shape of the positioning groove 12 is the same as the outer edge shape of the positioning protrusion 21. The part of the battery box shell 11 at the conductive column 3 is provided with three evenly spaced and upwardly extending extension parts 16, the extension part 16 is provided with a through hole (not shown in the figure) which penetrates up and down, the conductive column 3 is located in the through hole, the upper end of the conductive column 3 is located outside the upper end of the extension part 16 and is threadedly connected with a limiting part 33, the number of the limiting part 33 is two and the diameter is larger than that of the through hole, the limiting part 33 is a nut, and the two limiting parts 33 are used for fixing a wiring terminal (not shown in the figure) connected with the battery. The conductive column 3 comprises a conductive column body and a contact part 32 located at the lower end of the conductive column body, the diameter of the contact part 32 is larger than that of the conductive column body, an elastic part 31 is sleeved on the conductive column body, the elastic part 31 is a compression spring, and the upper and lower ends of the elastic part 31 are in contact with the battery box shell 11 and the upper end surface of the contact part 32 respectively, so that the whole conductive column 3 has a downward moving tendency. The lower end of the contact part 32 is provided with an arc surface and a plane which are connected with each other, and the plane is located at the lower end of the arc surface. The upper end of the positioning protrusion 21 of the wiring power supply box 4 is provided with a groove 51 which is upwardly open, and the groove 51 is provided with a power contact piece 5 which is used for contacting with the contact part 32 of the conductive column 3.

[0039] As shown in Figure 4As shown, a magic tape placing groove 24 is provided at the bottom of the battery compartment 22, which is upwardly open, and a binding strap rod 25 for binding the binding strap is provided in the magic tape placing groove 24. When the battery box 1 is fixed to the frame shell 2 by magic tape, the magic tape is fixed on the bottom of the battery box and in the magic tape placing groove 24, respectively. When the battery box 1 is fixed to the frame shell 2 by binding strap, a ring-shaped pull ring (not shown in the figure) is provided on the bottom of the battery box, and the pull ring and the binding strap rod 25 are bound together by the binding strap. The bottom of the battery compartment 22 is also provided with a drain hole 23 for drainage.

[0040] As shown, Figure 7 The frame shell 2 is provided with an upper and lower through mounting hole, and the wiring power box 4 is detachably fixed in the mounting hole by a screw 211.

[0041] When the battery box 1 and the frame shell 2 are installed, the battery box 1 is placed from top to bottom, so that the battery box 1 extends into the battery compartment 22, and the positioning groove 12 is lowered so that the positioning protrusion 21 enters the positioning groove 12, and the contact part 32 of the conductive column 3 contacts the power contact piece 5, thereby completing the installation of the battery box 1 and the frame shell 2.

Claims

1. A scooter battery case fixing structure comprising a vehicle frame and a battery case housing, the vehicle frame being provided with a battery compartment which is open upward and in which the battery case is placed, characterized in that: The battery box shell is provided with a plurality of conductive columns arranged downward, the conductive columns are matched with elastic members, the conductive columns have a downward movement trend under the action of the elastic members, the frame is provided with a wiring power box, the wiring power box is provided with power contact sheets for contacting the end portions of the conductive columns, and the end portions of the conductive columns always keep electrical contact with the power contact sheets under the action of the elastic members when the battery box and the frame are fixed.

2. The scooter battery case fixation structure according to claim 1, characterized by: The wiring power box and the battery box shell are provided with a positioning groove and a positioning protrusion extending into the positioning groove.

3. The scooter battery case fixation structure according to claim 2, characterized by: The part of the battery box shell at the conductive column is upwardly protruding to form the downwardly open positioning groove, the conductive column passes downwardly through the battery box shell and the part of the conductive column is located in the positioning groove, the wiring power box is provided with the upwardly extending positioning protrusion, and the power contact sheets are arranged at the upper end of the positioning protrusion.

4. The scooter battery case fixing structure according to claim 2 or 3, characterized in that: The width of the positioning groove gradually increases from top to bottom, the width of the positioning protrusion gradually decreases from bottom to top, and the inner edge shape of the positioning groove is the same as the outer edge shape of the positioning protrusion.

5. The scooter battery case fixation structure according to claim 1, characterized by: The conductive column comprises an integral conductive column body and a contact portion at the lower end of the conductive column body, the width of the contact portion is greater than the diameter of the conductive column body, the conductive column body is sleeved with the elastic member, the two ends of the elastic member are in contact with the groove wall of the positioning groove and the end face of the contact portion respectively, the upper end of the conductive column protrudes upwardly above the upper end of the battery box shell, the battery box shell is provided with a through hole for the conductive column to pass through, and the upper end of the conductive column is fixed with a limiting member with a diameter greater than the inner diameter of the through hole.

6. The scooter battery case fixation structure according to claim 5, characterized in that: The lower end of the contact portion is provided with an arc surface and a flat surface, the flat surface is connected with the arc surface and located at the lower end of the arc surface.

7. The scooter battery case fixation structure according to claim 5, characterized by: The battery box shell at the through hole is provided with an extension extending upwardly or downwardly, the extension corresponds to the through hole one by one, and the through hole penetrates the extension upwardly or downwardly.

8. The scooter battery case fixation structure according to claim 3, characterized by: The positioning protrusion of the wiring power box is provided with a groove open upwardly, and the power contact sheets are arranged in the groove.

9. The scooter battery case fixation structure according to claim 1 or 2 or 3, characterized by: The number of the conductive columns is at least three, the conductive columns are uniformly and spacedly arranged, and at least one conductive column is used for charge suppression.

10. The scooter battery case fixation structure according to claim 1 or 2 or 3, characterized by: The frame comprises a frame shell, the battery compartment and the wiring power box are arranged on the frame shell, the bottom of the battery compartment and the lower end of the battery box are provided with magic tapes matched with each other, and the bottom of the battery compartment is further provided with a drainage hole for drainage.

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