CN212401469U - Rear brake device of electric scooter - Google Patents
Rear brake device of electric scooter Download PDFInfo
- Publication number
- CN212401469U CN212401469U CN202020453663.XU CN202020453663U CN212401469U CN 212401469 U CN212401469 U CN 212401469U CN 202020453663 U CN202020453663 U CN 202020453663U CN 212401469 U CN212401469 U CN 212401469U
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- switch
- electric scooter
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- wheel cover
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Abstract
The utility model provides a rear brake device of an electric scooter, the rear brake device of the electric scooter comprises a frame, a power-off switch, a rear wheel cover and wheels, a containing groove is arranged on the frame, the power-off switch is fixedly contained in the containing groove, the wheels are movably connected with the frame, the rear wheel cover is movably connected with the frame, the rear wheel cover covers part of the wheels, the rear wheel cover can rotate relative to the frame, when the rear wheel cover rotates relative to the frame to abut against the power-off switch, the power-off switch is triggered; the utility model provides an electric scooter's back arresting gear, its switch sets up in the inside of frame, and the confined placing means not only can prevent that it from receiving the destruction of external acting force like this, can also prevent that the rainwater from pouring into and making its short circuit, is favorable to prolonging the life-span of switch.
Description
Technical Field
The utility model belongs to the technical field of the vehicle and specifically relates to an electric scooter's back arresting gear.
Background
In the ordinary electric scooter, the widely used braking devices are divided into two types, one is that a mudguard is treaded to be directly abutted against a rear wheel, and the braking and the speed reduction are carried out by only depending on the friction force; the other one is that the mudguard and the power-off switch are jointly braked, when the mudguard presses the rear wheel, the power-off switch is disconnected, the motor stops rotating and the friction force of the mudguard is jointly braked;
however, the power-off switches of the existing electric scooter are all placed on two sides of the mudguard, so that the external placement mode is not only easy to damage due to external acting force, but also easy to cause short circuit due to rainwater being poured in, and is not beneficial to long-term use of the power-off switches;
therefore, there is a need to provide a rear brake device for an electric scooter to solve the problem of the inconvenience of long-term use of the power-off switch.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides an electric scooter's back arresting gear to solve ordinary electric scooter's back arresting gear more definitely and be unfavorable for the permanent problem of using of outage switch, make electric scooter's back arresting gear avoids suffering external force and leads to damaging, or the rainwater pours into and makes its short circuit, makes the live time of outage switch more permanent.
The utility model discloses a following technical scheme realizes:
the utility model provides an electric scooter's back arresting gear, electric scooter's back arresting gear includes frame, power off switch, back wheel cap and wheel, be equipped with the accepting groove on the frame, power off switch is fixed accept in the accepting groove, the wheel with frame swing joint, back wheel cap shelters from the part the wheel, back wheel cap can for the frame rotates, works as back wheel cap for the frame rotate to with during the power off switch butt, power off switch is triggered.
Furthermore, two fixed columns are arranged on the frame, the wheels are located between the two fixed columns, and one end of the rear wheel cover is located between the two fixed columns.
Furthermore, electric scooter's back arresting gear still includes the connecting rod, the connecting rod passes the fixed column with the back wheel cap makes the back wheel cap with frame swing joint.
Furthermore, electric scooter's back arresting gear still includes elastic element, the connecting rod runs through elastic element, elastic element's one end accept in the accepting groove, and with the frame butt, elastic element's the other end with back wheel cap butt.
Furthermore, the rear wheel cover comprises a brake block, the brake block is fixed between the wheel and the rear wheel cover, and one end of the elastic element, which is far away from the containing groove, is abutted to the brake block.
Further, the wheel includes drive arrangement, the wheel with drive arrangement fixed connection, the wheel parcel drive arrangement, drive arrangement with the power off switch electricity is connected.
Furthermore, electric scooter's back arresting gear still includes the battery, the battery is fixed accept in the accepting groove, the battery with the power off switch electricity is connected.
Furthermore, a contact piece is arranged on the power-off switch, the contact piece is contained in the containing groove, and the other end of the contact piece is close to the rear wheel cover.
Furthermore, the surface of the rear wheel cover is fixedly provided with a bulge.
The utility model has the advantages that:
the utility model provides an electric scooter's back arresting gear, its power off switch sets up in the inside of frame, and the mode of placing that seals like this not only can prevent that it from receiving the destruction of outside effort, can also prevent that the rainwater from pouring into and making its short circuit, is favorable to prolonging power off switch's life-span, but also has improved the holistic pleasing to the eye degree of electric scooter.
Drawings
Fig. 1 is an exploded view of a rear brake device of an electric scooter according to the present invention;
fig. 2 is a partial sectional view of the rear brake device of the electric scooter of the present invention;
fig. 3 is the utility model provides an electric scooter's rear brake's power off switch schematic diagram.
Detailed Description
For a more clear and complete description of the technical solution of the present invention, the following description is made with reference to the accompanying drawings.
Referring to fig. 1-3, the present invention provides a rear brake device of an electric scooter, the rear brake device of the electric scooter comprises a frame 1, a power-off switch 2, a rear wheel cover 3 and wheels 4, the frame 1 is provided with an accommodating groove 11, the power-off switch 2 is fixedly accommodated in the accommodating groove 11, the wheels 4 are movably connected with the frame 1, the rear wheel cover 3 is movably connected with the frame 1, the rear wheel cover 3 shields a part of the wheels 4, the rear wheel cover 3 can rotate relative to the frame 1, when the rear wheel cover 3 rotates relative to the frame 1 to abut against the power-off switch 2, the power-off switch 2 is triggered; two fixing columns 12 are arranged on the frame 1, the wheels 4 are positioned between the two fixing columns 12, and one end of the rear wheel cover 3 is positioned between the two fixing columns 12; the rear braking device of the electric scooter also comprises a connecting rod 5, and the connecting rod 5 penetrates through the fixed column 12 and the rear wheel cover 3, so that the rear wheel cover 3 is movably connected with the frame 1; the rear brake device of the electric scooter also comprises an elastic element 6, the connecting rod 5 penetrates through the elastic element 6, the other end of the elastic element 6 is accommodated in the accommodating groove 1 and is abutted against the frame 1, and the other end of the elastic element 6 is abutted against the rear wheel cover 3; the rear wheel cover 3 includes a stopper piece 31, the stopper piece 31 is fixed between the wheel 4 and the rear wheel cover 3, and one end of the elastic member 6 away from the housing groove 11 abuts against the stopper piece 31.
In the present embodiment:
the frame 1 is an integral fixing frame of the electric scooter;
the power-off switch 2 is a contact switch and is fixed in the frame 1;
the rear wheel cover 3 is a mud guard cover plate, and the brake piece 31 is fixed on the inner side of the mud guard;
the wheel 4 is the rear wheel of the electric scooter;
the connecting rod 5 is a long fixing bolt and is used for connecting two objects;
the elastic element 6 is a spring with two clamping arms and provides elasticity for the rear wheel cover 3;
the brake piece 31 is a manganese steel piece;
the two fixing columns 12 are respectively and fixedly arranged along the outer side of the frame 1 and are mainly used for providing a clamping space for the wheels 4 so that the wheels 4 are not obtrusive;
specifically, when the user steps on the rear wheel cover 3 with a foot to cause the rear wheel cover to be pressed down, the elastic element 6 abutting against the brake piece 31 is compressed, one end of the rear wheel cover 3 close to the power-off switch 2 is continuously abutted against the key position of the power-off switch 2, the power-off switch 2 cuts off the current of the electric scooter, meanwhile, the brake piece 31 in the rear wheel cover 3 is continuously in close contact with the surface of the wheel 4, the electric scooter can not have power due to the cut-off of the current and only runs forwards by inertia, and due to the fact that the rear wheel cover 3 is pressed down, the brake piece 31 continuously applies friction force on the surface of the wheel 4, and under the action of the continuous friction force, the wheel can gradually stop rotating, and the electric scooter brakes;
when a user lifts the foot and withdraws the pressure applied to the rear wheel cover 3, the rear wheel cover 3 resets under the action of the elastic element 6, one end of the rear wheel cover 3, which is close to the power-off switch 2, cannot abut against the key position of the power-off switch 2, at the moment, the current of the electric scooter restores smoothly, the brake piece 31 in the rear wheel cover 3 is also separated from the surface of the wheel 4, the brake piece 31 and the surface of the wheel 4 do not generate any friction force any more, and the electric scooter restores power to continue to advance.
Further, the wheel 4 comprises a driving device 41, the wheel 4 is fixedly connected with the driving device 41, the wheel 4 wraps the driving device 41, and the driving device 41 is electrically connected with the power-off switch 2.
In the present embodiment:
the driving device 41 is a dc motor for providing power for the electric scooter, the driving device 41 and the wheels 4 are combined into a whole, and the driving device 41 is electrically connected with the power-off switch 2 through an external lead.
Further, the rear brake device of the electric scooter further comprises a battery 7, the battery 7 is fixedly accommodated in the accommodating groove 11, and the battery 7 is electrically connected with the power-off switch 2.
In the present embodiment:
the battery 7 is used for supplying power to the electric scooter;
the receiving groove 11 is used for protecting the battery 7, and provides a space for placing articles for the electric scooter.
Specifically, when the power cut-off switch 2 is not triggered, the current of the battery 7 flows through the power cut-off switch 2 along the conductive line and then flows into the driving device 41, the driving device 41 operates normally, when the power cut-off switch 2 is triggered by the rotation of the rear wheel cover 3, the power cut-off switch 2 cuts off the current flowing into the driving device 41, at this time, the battery 7 can not supply power to the driving device 41 any more, and the driving device 41 stops rotating.
Further, the power-off switch 2 is provided with a contact piece 21, the contact piece 21 is accommodated in the accommodating groove 11, and the other end of the contact piece 21 is close to the rear wheel cover 3.
In the present embodiment:
the contact piece 21 is an elastic conductive piece for elastically abutting against an external device.
Specifically, since one end of the rear wheel cover 3 is connected between the two fixing posts 12, when the rear wheel cover 3 is pressed down by the user, the rear wheel cover 3 rotates relative to the connection portion, and then one end of the rear wheel cover 3 close to the contact piece 21 enters the receiving slot 11 and abuts against the contact piece 21, so that the power-off switch 2 is triggered.
Further, a protrusion 32 is fixedly arranged on the surface of the rear wheel cover 3.
In the present embodiment:
the projection 32 is used for skid prevention;
specifically, when the user lifts his foot to press the rear wheel cover 3 to brake, the protrusions 32 are used to increase the friction between the user's sole and the rear wheel cover 3.
Of course, the present invention can also have other various embodiments, and based on the embodiments, those skilled in the art can obtain other embodiments without any creative work, and all of them belong to the protection scope of the present invention.
Claims (9)
1. The utility model provides an electric scooter's back arresting gear, a serial communication port, electric scooter's back arresting gear includes frame, power off switch, back wheel cap and wheel, be equipped with the accepting groove on the frame, power off switch is fixed accept in the accepting groove, the wheel with frame swing joint, back wheel cap shelters from the part the wheel, back wheel cap can for the frame rotates, works as back wheel cap for the frame rotate extremely with during the power off switch butt, power off switch is triggered.
2. The rear brake device of an electric scooter according to claim 1, wherein the frame is provided with two fixing posts, the wheel is located between the two fixing posts, and one end of the rear wheel cover is located between the two fixing posts.
3. The rear brake of electric scooter according to claim 2, further comprising a connecting rod passing through the fixing post and the rear wheel cover, such that the rear wheel cover is movably connected to the frame.
4. The rear brake device of electric scooter of claim 3, further comprising an elastic member, wherein the connecting rod penetrates through the elastic member, one end of the elastic member is received in the receiving groove and abuts against the frame, and the other end of the elastic member abuts against the rear wheel cover.
5. The rear brake device for electric scooters according to claim 4, wherein the rear wheel cover includes a brake piece fixed between the wheel and the rear wheel cover, and an end of the resilient member remote from the accommodation groove abuts against the brake piece.
6. The rear brake device of an electric scooter according to claim 1, wherein the wheel comprises a driving device, the wheel is fixedly connected with the driving device, the wheel wraps the driving device, and the driving device is electrically connected with the power-off switch.
7. The rear brake device of an electric scooter according to claim 1, wherein the rear brake device of an electric scooter further comprises a battery, the battery is fixedly accommodated in the accommodating groove, and the battery is electrically connected to the power-off switch.
8. The rear brake apparatus for electric scooter of claim 1, wherein the power-off switch is provided with a contact piece, the contact piece is received in the receiving groove, and the other end of the contact piece is close to the rear wheel cover.
9. The rear brake apparatus for electric scooter according to claim 1, wherein the rear wheel cover has a protrusion fixed on a surface thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020453663.XU CN212401469U (en) | 2020-03-31 | 2020-03-31 | Rear brake device of electric scooter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020453663.XU CN212401469U (en) | 2020-03-31 | 2020-03-31 | Rear brake device of electric scooter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212401469U true CN212401469U (en) | 2021-01-26 |
Family
ID=74379510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020453663.XU Active CN212401469U (en) | 2020-03-31 | 2020-03-31 | Rear brake device of electric scooter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212401469U (en) |
-
2020
- 2020-03-31 CN CN202020453663.XU patent/CN212401469U/en active Active
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