Anti-rollover mechanism of electric tricycle

Abstract

The utility model discloses an electric tricycle rollover prevention mechanism which comprises a center frame, a first electromagnet and a second electromagnet are fixedly connected to the two ends of the interior of the center frame respectively, two vertical plates are fixedly connected to the middle of the center frame, a movable wheel is arranged between the two vertical plates, an elastic metal sheet is arranged at the bottom of the movable wheel, and the elastic metal sheet is fixedly connected with the center frame. The end of the elastic metal sheet and the inner bottom of the center frame are fixedly connected with a trigger switch and an electromagnet switch correspondingly, balance blocks are arranged on the two sides of the inner wall of the center frame, and sliding plates are fixedly connected to the bottoms of the balance blocks. The first electromagnet, the second electromagnet, the movable wheel and the balance block are matched with one another, so that when the tricycle inclines laterally, the electromagnets can be triggered to generate magnetic force, and under the action of repulsive force between magnetic poles, the balance block is pushed to move towards the other side of the tricycle which inclines laterally, the gravity center of the tricycle is adjusted, and the tricycle rapidly returns to normal running. And rollover caused by further rollover of the vehicle is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric tricycle auxiliary equipment technical field, concretely is a kind of electric tricycle anti-rollover mechanism. BACKGROUND

[0002] Electric tricycle is a kind of three-wheeled transport tool for pulling goods or people with battery power and motor drive. Electric tricycle adopts tube type large capacity, left and right lining, deep discharge, traction type battery, which can meet the requirement of long time work continuous discharge. Electric tricycle motor adopts DC series excitation traction type brush or brushless motor, and speed regulating force increasing device is arranged in the motor, so that the motor is not easy to be damaged in normal use, and the output power is strong.

[0003] During driving, the vehicle is easy to tilt or even roll over due to the structure of three wheels. At present, some three-wheelers are equipped with supporting members on both sides of the vehicle, so that the tilt angle of the vehicle is not too large when the vehicle tilts, so that the vehicle is not easy to roll over.

[0004] However, the installation of supporting members on the three-wheeler expands the structure of the vehicle, and the supporting members are conspicuous and easy to be hit when people get on or off the vehicle, and the overall performance and appearance of the vehicle are also reduced due to the installation of supporting members.

[0005] Therefore, we propose to design an electric tricycle anti-rollover mechanism. CONTENT OF THE UTILITY MODEL

[0006] The purpose of this part is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this part and the abstract of the specification and the utility model name to avoid obscuring the purpose of this part, the abstract of the specification and the utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0007] To solve the above technical problems, according to one aspect of the utility model, the utility model provides the following technical scheme:

[0008] An electric tricycle anti-rollover mechanism, comprising a center frame, the inside of the center frame is fixedly connected with a first electromagnet and a second electromagnet at both ends respectively, the center frame is fixedly connected with two vertical plates in the middle, an active wheel is arranged between the two vertical plates, the active wheel is provided with an elastic metal sheet at the bottom, the end of the elastic metal sheet is fixedly connected with a corresponding trigger switch and an electromagnet switch in the bottom of the center frame respectively, balance blocks are arranged on both sides of the inner wall of the center frame, the bottom of the balance block is fixedly connected with a sliding plate, and the bottom of the sliding plate is provided with a wheel set.

[0009] As a preferred scheme of the electric tricycle anti-rollover mechanism, two sides of the two vertical plates close to each other are provided with sliding rails corresponding to the movable wheels, and the movable wheels are respectively located at the two ends of the central shaft in the two sliding rails.

[0010] As a preferred scheme of the electric tricycle anti-rollover mechanism, the middle part of the elastic metal sheet is fixedly connected with the center of the inner bottom of the center frame, springs are fixedly connected between the two ends of the elastic metal sheet and the center frame, and under the elastic force of the springs, the elastic metal sheet is lifted and reset when the movable wheel is separated from the end of the elastic metal sheet.

[0011] As a preferred scheme of the electric tricycle anti-rollover mechanism, the outer wall of the movable wheel is smoothly attached to the outer surface of the elastic metal sheet, and when the movable wheel moves due to the inclination of the tricycle, the movable wheel can roll on the surface of the elastic metal sheet, so that the end of the elastic metal sheet is pressed down and gradually triggers the corresponding electromagnet switch.

[0012] As a preferred scheme of the electric tricycle anti-rollover mechanism, the sliding plate is provided in a trapezoidal shape, the inner bottom of the center frame is provided with a wheel groove corresponding to the wheel set, the center of the wheel groove is provided in a recessed shape, and the inner wall sides of the wheel groove are correspondingly parallel to the bottom sides of the sliding plate. When the tricycle resumes normal driving, the sliding plate slides down along the inclined inner wall of the wheel groove and gradually enters the horizontal area in the middle recessed part of the wheel groove.

[0013] As a preferred scheme of the electric tricycle anti-rollover mechanism, the balance block is provided with magnetic poles corresponding to the first electromagnet and the second electromagnet at the two ends, respectively, and when the first electromagnet and the second electromagnet are electrified, the magnetic poles close to the electromagnets can generate magnetic properties opposite to each other, thereby generating repulsive force to push the balance block to move in the direction opposite to the movable wheel, adjust the center of gravity of the tricycle, and make the tricycle not easy to roll over.

[0014] Compared with the prior art, the electric tricycle anti-rollover mechanism has the beneficial effects that:

[0015] The first electromagnet, the second electromagnet, the movable wheel and the balance block are cooperated with each other, when the vehicle inclines, the electromagnet can generate magnetic force, under the action of repulsive force between the magnetic poles, the balance block is pushed to move to the other side of the tricycle inclination, the center of gravity of the tricycle is adjusted, the tricycle quickly recovers normal driving, and further inclination of the vehicle is avoided to cause rollover. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to make the technical scheme of the embodiments of the present application more clear, the present application will be described in detail below with reference to the drawings and detailed embodiments. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor on the basis of these drawings. Among them:

[0017] Figure 1 It is a structural schematic diagram of the anti-rollover mechanism of the electric tricycle of the present application.

[0018] Figure 2 It is a schematic diagram of the movement of the movable wheel of the anti-rollover mechanism of the electric tricycle of the present application.

[0019] Figure 3 It is a schematic diagram of the installation position of the anti-rollover mechanism of the electric tricycle of the present application.

[0020] Figure 4 It is a schematic diagram of the elastic metal sheet structure of the anti-rollover mechanism of the electric tricycle of the present application.

[0021] Figure 5 It is a schematic diagram of the balance block structure of the anti-rollover mechanism of the electric tricycle of the present application.

[0022] Legend: 1, center frame; 2, first electromagnet; 3, second electromagnet; 4, vertical plate; 401, sliding rail; 5, movable wheel; 6, elastic metal sheet; 601, spring group; 7, trigger switch; 8, electromagnet switch; 9, balance block; 10, sliding plate; 11, wheel set; 12, wheel groove. DETAILED DESCRIPTION

[0023] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the specific embodiments of the present application will be described in detail below with reference to the drawings.

[0024] Secondly, the present application is described in detail in combination with the schematic diagram. In order to facilitate the description, the sectional view of the device structure will be partially enlarged without the general proportion, and the schematic diagram is only an example, which should not limit the scope of protection of the present application. In addition, the three-dimensional spatial dimensions of length, width and depth should be included in the actual manufacture.

[0025] In order to make the purposes, technical schemes and advantages of the present application more clear, the embodiments of the present application will be described in further detail below with reference to the drawings.

[0026] Please refer to Figures 1-5The utility model provides a kind of electric tricycle anti-rollover mechanism, including center frame 1, first electromagnet 2 and second electromagnet 3 are respectively fixedly connected with two ends inside center frame 1, two vertical boards 4 are fixedly connected with the middle part of center frame 1, and two vertical boards 4 are commonly provided with movable wheel 5 between.

[0027] The side of two vertical boards 4 close to each other is provided with slide rail 401 corresponding with movable wheel 5, and the center axis of movable wheel 5 is located in two slide rails 401 respectively, and movable wheel 5 can roll in slide rail 401 when electric tricycle moves.

[0028] Movable wheel 5 bottom is provided with elastic sheet 6, and the middle part of elastic sheet 6 is fixedly connected with the inner bottom center of center frame 1, and spring group 601 is fixedly connected between the both ends of elastic sheet 6 and center frame 1, and under the elastic force of spring group 601, the both ends of elastic sheet 6 are lifted and reset under the cooperation of the elasticity of elastic sheet 6 itself when movable wheel 5 is separated from the end of elastic sheet 6.

[0029] The end of elastic sheet 6 is fixedly connected with corresponding trigger switch 7 and electromagnet switch 8 respectively in the inner bottom of center frame 1.

[0030] Movable wheel 5 outer wall and elastic sheet 6 outer surface are smooth and fit, and when movable wheel 5 moves due to the inclination of tricycle, it can roll on the surface of elastic sheet 6, so that the end of elastic sheet 6 is pressed down, and gradually triggers the corresponding electromagnet switch 8.

[0031] The both sides of the inner wall of center frame 1 are provided with balance block 9, and the bottom of balance block 9 is fixedly connected with slide plate 10, and wheel set 11 is arranged on the bottom of slide plate 10.

[0032] In the embodiment, the section of slide plate 10 is trapezoidal, and wheel groove 12 corresponding with wheel set 11 is arranged on the inner bottom of center frame 1, and the center of wheel groove 12 is concave, and the both sides of the inner wall of wheel groove 12 are parallel with the both sides of the bottom of slide plate 10, and when tricycle returns to normal driving, slide plate 10 slides down along the inclined inner wall of wheel groove 12, and gradually enters the horizontal area of the concave part in the middle of wheel groove 12.

[0033] The both ends of balance block 9 are respectively provided with magnetic pole corresponding with first electromagnet 2 and second electromagnet 3, and when first electromagnet 2 and second electromagnet 3 are electrified, they can generate magnetic property opposite to the magnetic pole close to the magnet, so as to generate repulsive force, and push balance block 9 to move in the direction opposite to movable wheel 5, adjust the gravity center of tricycle, so that it is not easy to roll over.

[0034] The device is installed below the seat cabin of electric tricycle, that is, the position close to the center of tricycle.

[0035] In use, first, the first electromagnet 2 and one set of trigger switch 7, electromagnet switch 8 and the tricycle battery corresponding electrical connection, the second electromagnet 3 and the other set of trigger switch 7, electromagnet switch 8 and the tricycle battery corresponding electrical connection. So that one set of trigger switch 7, electromagnet switch 8 corresponding contact, the line access can be the first electromagnet 2 power supply, another set of trigger switch 7, electromagnet switch 8 corresponding contact, the line access can be the second electromagnet 3 power supply.

[0036] Wherein the magnetic pole of the first electromagnet 2 and the second electromagnet 3 is opposite, the first electromagnet 2 and the second electromagnet 3 are opposite to the end pole of the balance block 9 respectively. So that the first electromagnet 2 is powered on, under the action of magnetic repulsion between electromagnet and the end of the balance block 9, the balance block 9 can be pushed to move.

[0037] In this embodiment, the trigger time of the trigger switch 7, electromagnet switch 8 corresponding access, when the vehicle roll angle is less than 30 degrees, the trigger can be triggered, the mass of the corresponding balance block 9 and the movable wheel 5, needs to be matched according to the weight of the tricycle.

[0038] In actual use, when the electric tricycle occurs to roll, one side of the wheel is off the ground, and the movable wheel 5 rolls in the slide rail 401 to the side of the spring metal sheet 6, under the pressure of the spring metal sheet 6, the end of the spring metal sheet 6 is pressed down, so that the end of the trigger switch 7, electromagnet switch 8 is contacted, at this time, the corresponding electromagnet circuit is connected, the magnetic force is generated, and the balance block 9 is pushed out instantaneously. At this time, the balance block 9 and the movable wheel 5 are located at the two ends of the center frame 1, under the gravity of the two balance blocks 9, the center of gravity of the tricycle is transferred to the other side of the roll, and the end of the vehicle off the ground is gradually pulled back to the ground, so as to prevent the vehicle from rolling over.

[0039] Although the utility model has been described in the foregoing with reference to the embodiments, various improvements can be made and equivalent parts can be replaced without departing from the scope of the utility model. In particular, as long as there is no structural conflict, each feature in the embodiments disclosed by the utility model can be combined with each other in any way, and the combinations are not described in this specification due to the consideration of omitting the length and saving resources. Therefore, the utility model is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. An anti-rollover mechanism for a three-wheeled electric vehicle comprising a central frame (1), characterized in that, The both ends of the center frame (1) are respectively fixedly connected with a first electromagnet (2) and a second electromagnet (3), the middle part of the center frame (1) is fixedly connected with two vertical plates (4), the two vertical plates (4) are commonly provided with a movable wheel (5), the bottom of the movable wheel (5) is provided with an elastic metal sheet (6), the end of the elastic metal sheet (6) is respectively fixedly connected with a corresponding trigger switch (7) and an electromagnet switch (8) at the inner bottom of the center frame (1), the both sides of the inner wall of the center frame (1) are provided with a balance block (9), the bottom of the balance block (9) is fixedly connected with a sliding plate (10), and the bottom of the sliding plate (10) is provided with a wheel set (11).

2. The anti-roll mechanism of claim 1, wherein, The side, which is close to each other, of the two vertical plates (4) is provided with a sliding rail (401) corresponding to the movable wheel (5), and the both ends of the central shaft of the movable wheel (5) are located in the two sliding rails (401) respectively.

3. The anti-roll mechanism of claim 1, wherein, The middle part of the elastic metal sheet (6) is fixedly connected with the center of the inner bottom of the center frame (1), and the both ends of the elastic metal sheet (6) are fixedly connected with a spring set (601) between the center frame (1).

4. The anti-roll-over mechanism for an electrically driven three-wheeled vehicle according to claim 1, wherein The outer wall of the movable wheel (5) is smoothly attached to the outer surface of the elastic metal sheet (6).

5. The anti-roll mechanism of claim 1, wherein, The sliding plate (10) is provided in a trapezoidal shape, the inner bottom of the center frame (1) is provided with a wheel groove (12) corresponding to the wheel set (11), the center of the wheel groove (12) is provided in a recessed manner, and the both sides of the inner wall of the wheel groove (12) are correspondingly parallel to the both sides of the bottom of the sliding plate (10).

6. The anti-roll mechanism of claim 1, wherein, The both ends of the balance block (9) are respectively provided with magnetic poles corresponding to the first electromagnet (2) and the second electromagnet (3).

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