CN111846077A

CN111846077A - Balance car

Info

Publication number: CN111846077A
Application number: CN202010788289.3A
Authority: CN
Inventors: 臧传美
Original assignee: Zhejiang Aerlang Technology Co Ltd
Current assignee: Zhejiang Aerlang Technology Co Ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2020-10-30

Abstract

The invention discloses a balance car, which comprises a first car body and a second car body, wherein the first car body comprises a first upper shell and a first lower shell; and a second axle mounting seat is arranged on the second upper shell. The second axle mounting seat is arranged on the second upper shell, so that the production and the processing are convenient; meanwhile, the second upper shell is connected with the middle shell more tightly, and the installation is stable.

Description

Balance car

Technical Field

The invention relates to the technical field of balance cars, in particular to a balance car.

Background

The operation principle of the electric balance vehicle is mainly based on a basic principle called dynamic stability, a gyroscope and an acceleration sensor in the vehicle body are used for detecting the change of the vehicle body posture, and a servo control system is used for driving an axle to perform corresponding adjustment so as to keep the balance of the system. Is a novel green and environment-friendly product used as a travel tool and leisure and entertainment by modern people. The electric balance car mainly comprises a single wheel and two wheels, wherein the safety factor of the double-wheel balance car is higher, and the electric balance car is more suitable for walking instead of walking. Wheels are connected to the body of the double-wheel balance car, and the axle installation of the wheels plays an important role in the stable operation of the whole car body.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide a balance car which is beneficial to keeping the balance of a car body, and the whole car has stronger stability and safer use.

The purpose of the invention is realized by adopting the following technical scheme:

a balance car comprises a first car body and a second car body, wherein the first car body comprises a first upper shell and a first lower shell, the second car body comprises a second upper shell, a middle shell and a second lower shell, and the middle shell is arranged between the second upper shell and the second lower shell; and a second axle mounting seat is arranged on the second upper shell.

Preferably, a second wheel is connected to the second vehicle body, the second wheel comprises a second axle, and the second axle is connected with the second upper shell; the second axle is located below the center housing; and a through groove is formed in the middle shell, and the second axle mounting seat penetrates through the through groove and is connected with the second axle.

Preferably, the second axle mount includes a second axle pad securing hole and a second axle mounting slot; the second axle pressing sheet fixing holes comprise two groups, and the two groups of second axle pressing sheet fixing holes are symmetrically arranged on two sides of the second axle mounting groove.

Preferably, a second control plate connecting column is arranged on the lower side of the middle shell and correspondingly arranged on the outer side of the second axle mounting seat.

Preferably, the second control panel connecting columns comprise two groups, and the two groups of second control panel connecting columns are correspondingly arranged on two sides of the second axle mounting seat respectively and located on two sides of the through groove of the middle shell.

Preferably, the through slot on the center housing has an opening towards the second wheel for passage of the second axle.

Preferably, the balance car further comprises a rotating mechanism, a first end of the rotating mechanism is connected with the first car body, and a second end of the rotating mechanism is connected with the second car body; and the second end of the rotating mechanism is rotationally connected with the second upper shell.

Preferably, be equipped with on the second epitheca and rotate the upper junction groove, be equipped with on the second inferior valve and rotate lower junction groove, slewing mechanism's second end clamp is established rotate the upper junction groove with rotate under the junction groove in, and with the second car body rotates and is connected.

Preferably, a rotating mechanism fixing groove is formed in one side, close to the middle shell, of the first upper shell and/or the first lower shell; the second end of the rotating mechanism is fixedly arranged between the first upper shell and the first lower shell through the rotating mechanism fixing groove; or

A rotating mechanism fixing column is arranged on one side, close to the middle shell, of the first upper shell and/or the first lower shell; the second end of the rotating mechanism is fixedly arranged between the first upper shell and the first lower shell through the rotating mechanism fixing column.

Preferably, a first axle mounting seat is arranged on the first upper shell or the first lower shell, and the first axle mounting seat comprises a first axle pressing sheet fixing hole and a first axle mounting groove; the first axle pressing piece fixing holes comprise two groups, and the two groups of first axle pressing piece fixing holes are symmetrically arranged on two sides of the first axle mounting groove; a first control panel connecting column is arranged on the first upper shell or the first lower shell; the first control panel connecting columns comprise two groups, and the two groups of first control panel connecting columns are respectively arranged on two sides of the first axle mounting seat.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the second axle mounting seat is arranged on the second upper shell, so that the second upper shell is smaller in difference from the original structure, the modification and production assembly are convenient, the structure of the middle shell is simplified, and meanwhile, the middle shell is more tightly connected with the second shell, so that the mechanical strength of the second vehicle body is better and more stable.

Drawings

FIG. 1 is a schematic diagram of an explosive structure of a balance car according to an embodiment of the invention;

FIG. 2 is a schematic diagram of an exploded view from another angle of the balance car according to the embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view of a balance car according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a middle shell according to an embodiment of the present invention;

FIG. 5 is a schematic view of another angle of the middle shell according to the embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a second upper case according to an embodiment of the present invention;

fig. 7 is a structural view of a second lower case according to an embodiment of the present invention.

In the figure: 1. a first vehicle body; 2. a second vehicle body; 3. a rotating mechanism; 31. a first end; 32. a second end; 33. a rotating shaft; 34. a limiting part; 35. a bearing; 36. a rotating mechanism fixing hole; 37. a limiting block; 38. a limiting block mounting groove; 4. a first control board; 5. a second control board; 10. a first upper case; 101. a rotating mechanism fixing groove; 102. the rotating mechanism fixes the column; 103. a first axle mount; 104. a first axle plate fixing hole; 105. a first axle mounting groove; 106. a first control panel connection column; 20. a first lower case; 30. a second upper case; 301. rotating the upper connecting groove; 302. a second axle mount; 303. a second axle clamp securing hole; 304. a second axle mounting groove; 305. an indicator light panel; 306. a light panel post; 307. an indicator light hole; 308. a lamp shade; 309. a second axle preform; 40. a second lower case; 401. rotating the lower connecting groove; 50. a middle shell; 501. a through groove; 502. a second control panel connecting column; 60. a first wheel; 601. a first axle; 602. a first axle wafer; 70. a second wheel; 701. a second axle.

Detailed Description

The present invention will now be described in more detail with reference to the accompanying drawings, in which the description of the invention is given by way of illustration and not of limitation. The various embodiments may be combined with each other to form other embodiments not shown in the following description.

In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated without limiting the specific scope of protection of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "a number" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

Referring to fig. 1 to 7, a balance car according to an embodiment of the present invention will be explained in the following description, in which the second control board is directly connected to the second upper case, so that the structure is simpler, the assembly is easier, errors are less likely to occur, the connection between the second upper case and the middle case can be made tighter, and the mechanical strength of the second car body is improved.

As shown in fig. 1 and fig. 2, the balance car of the present invention includes a first car body and a second car body, and is characterized in that: the first vehicle body includes a first upper shell and a first lower shell, the second vehicle body includes a second upper shell, a middle shell, and a second lower shell, the middle shell is disposed between the second upper shell and the second lower shell; and a second axle mounting seat is arranged on the second upper shell.

In one embodiment, as shown in fig. 1 and 2, the first end of the rotating mechanism is fixedly disposed between the first upper shell and the first lower shell; the second end of the rotating mechanism is rotatably disposed between the second upper case and the second lower case.

When the second axle mount is disposed on the second upper shell, the second axle mount 302 includes a second axle plate securing hole 303 and a second axle mounting slot 304; the second axle mounting grooves 304 are adapted to the second axle, the second axle is placed in the second axle mounting grooves, the second axle sheet fixing holes 303 include two groups, and the two groups of the second axle sheet fixing holes 303 are symmetrically arranged on two sides of the second axle mounting grooves 304. A second axle pressing sheet 309 is further arranged on the second axle mounting seat 302, and the second axle is fixed in the second axle mounting groove through the second axle pressing sheet 309; the second axle pressing plate 309 is fixedly connected with the second axle mounting seat 302 through screws, so that the second axle cannot be separated from the second axle mounting groove.

Since the middle shell 50 is disposed below the second upper shell 30, the second axle mount 302 disposed on the lower surface of the second upper shell 30 easily interferes with the middle shell 50, and therefore, according to this embodiment, as shown in fig. 1 and 4, it is preferable that a through groove 501 is provided on the middle shell 50, the second axle mount 302 passes through the through groove 501 below the middle shell 50 to avoid interference with the middle shell 50, and at this time, the second axle is also located below the middle shell 50, and the second axle mount 302 fixes the second axle in the second axle mount groove 304 through the second axle pressing piece 309. The second axle mounting seat 302 is arranged on the second upper shell 30, and compared with the existing upper shell structure, only a second control panel connecting column and a second contact through hole on the second upper shell 30 are eliminated, so that the second upper shell 30 is slightly different from the original structure, a manufacturer can directly modify the original upper shell structure, the production process is simplified, waste is avoided, and the second upper shell 30 and the second axle are also convenient to mount. Preferably, the through-slot 501 of the middle shell 50 has an opening facing the second wheel, so that the second upper shell 30 and the second axle can be installed first, and then the second axle mounting seat 302 is directly passed through the through-slot 501, and the installation is simpler and more convenient. Meanwhile, the second axle mount 302 and the second upper shell 30 are equivalent to clamping the middle shell 50 therebetween, so that the middle shell 50 and the second shell are connected more tightly, and the second vehicle body 2 has better and more stable mechanical strength.

A second control plate connecting column 502 is arranged at the lower side of the middle shell, and the second control plate 5 is fixedly connected with the middle shell 50 through the second control plate connecting column 502; to make the installation of the second control board 5 more secure, the second control board connection posts 502 include two sets of the second control board connection posts 502, and the two sets of the second control board connection posts 502 are respectively disposed on two sides of the second axle mount 302, so that the second control board 5 does not interfere with the second axle mount 302.

In some embodiments, the balance car further comprises a swivel mechanism, a first end of the swivel mechanism being connected to the first car body, a second end of the swivel mechanism being connected to the second car body; and the second end of the rotating mechanism is rotationally connected with the second upper shell. A limiting mechanism is provided on the second upper case 30 and/or the second lower case 40. The limiting mechanism is matched with the limiting part 34 on the rotating shaft 33 to limit the rotating angle of the rotating shaft 33. The first vehicle body 1 and the second vehicle body 2 rotate about the axis of the rotation shaft 33. The limiting mechanism comprises a limiting block 37 and a limiting block mounting groove 38, and the limiting mechanism is located between the second upper shell 30 and the second lower shell 40, so that the limiting block mounting groove 38 can be arranged on the second lower shell 40, also can be arranged on the lower surface of the second upper shell 30, and also can be arranged on both the second lower shell 40 and the second upper shell 30 to form the limiting block mounting groove 38. In the specific example shown in fig. 1 and 3, the stopper mounting groove 38 is provided on the second lower case 40. One end of the rotating shaft 33 between the middle shell 50 and the second lower shell 40 is provided with a limiting part 34, the limiting part 34 comprises a limiting boss with a notch, the limiting block 37 is a limiting piece corresponding to the limiting boss, and the top surface of the limiting piece can respectively abut against the two ends of the limiting boss when the rotating shaft 33 rotates so as to limit the rotating angle of the rotating shaft 33.

A second end of the rotating mechanism, namely, one end of the rotating shaft 33, which is disposed between the second upper shell 30 and the second lower shell 40, is sleeved with a second sleeve (not shown) or a bearing 35, and correspondingly, the second upper shell 30 is provided with an upper rotating connecting groove 301, the second lower shell 40 is provided with a lower rotating connecting groove 401, the upper rotating connecting groove 301 and the lower rotating connecting groove 401 are arranged oppositely, and in order to mount the bearing 35 or the second sleeve, a limiting groove is disposed in the upper rotating connecting groove 301 and the lower rotating connecting groove 401, more specifically, when the bearing 35 is sleeved on the rotating shaft 33, a bearing limiting groove is disposed in the upper rotating connecting groove 301 and the lower rotating connecting groove 401; when the second sleeve is sleeved on the rotating shaft 33, sleeve limiting grooves are formed in the upper rotating connecting groove 301 and the lower rotating connecting groove 401. The shaft 33 is rotatable in a second sleeve or bearing 35, so that the first body 1 and the second body 2 can rotate relatively.

First automobile body 1 and second automobile body 2 pass through slewing mechanism 3 to be connected, and for the convenience of customers observation balance car's behavior, the balance car still includes indicator lamp plate 305, and indicator lamp plate 305 is connected with control circuit board, and the operating condition of accessible above that luminescent device feedback balance car. For keeping the trampling balance of the balance car, all be equipped with the footboard on first automobile body 1 and the second automobile body 2, supply the user to trample, in order to avoid the user to shelter from light of luminescent device, indicator lamp plate 305 sets up the junction at first automobile body 1 and second automobile body 2, the position that slewing mechanism 3 corresponds promptly, as shown in fig. 1 and fig. 3, indicator lamp plate 305 sets up below the position that second epitheca 30 and slewing mechanism 3's second end 32 correspond, more specifically speaking, indicator lamp plate 305 is located in last spread groove 301 of rotating, be equipped with lamp board post 306 and indicator lamp hole 307 in the last spread groove 301 of rotating, lamp board post 306 is used for installing indicator lamp plate 305, indicator lamp hole 307 is used for seeing through luminescent device light on indicator lamp plate 305, the position of indicator lamp hole 307 corresponds with the luminescent device on indicator lamp plate 305. The light-emitting device can be an LED lamp bead or other small-sized lamps. A lamp cover 308 covers the indicator hole 307.

In the above-mentioned embodiment in which the first end 31 of the rotating mechanism 3 is fixedly disposed in the first vehicle body 1, the connection structure of the first end 31 of the rotating mechanism 3 with the first upper shell 10 and the first lower shell 20 may be: one end of the first upper shell 10 close to the second upper shell 30 is provided with a rotating mechanism fixing groove 101, correspondingly, one end of the first lower shell 20 close to the second lower shell 40 is provided with a rotating mechanism fixing groove 101, the rotating mechanism 3 is fixed between the rotating mechanism fixing groove 101 and the rotating mechanism fixing groove 101, after the rotating mechanism fixing groove 101 and the rotating mechanism fixing groove 101 are fixedly connected with the first upper shell 10 and the first lower shell 20, a fixing groove fixedly connected with the first end 31 of the rotating mechanism 3 is formed, the fixing groove can limit the relative rotation of the first end 31 of the rotating mechanism 3 and the first vehicle body 1, and the first vehicle body 1 and the second vehicle body 2 can smoothly rotate relatively. The connection structure of the first end 31 of the rotating mechanism 3 and the first upper shell 10 and the first lower shell 20 can also be: a rotating mechanism fixing column 102 is arranged at one end of the first upper shell 10 close to the second upper shell 30, a rotating mechanism fixing hole 36 is arranged at the first end 31 of the rotating mechanism 3, the rotating mechanism fixing column 102 is matched with the rotating mechanism fixing hole 36 in shape, the rotating mechanism 3 is fixed between the first upper shell 10 and the first lower shell 20 through the rotating mechanism fixing column 102, and during installation, the rotating mechanism fixing column 102 penetrates through the rotating mechanism fixing hole 36, so that the first end 31 of the rotating mechanism 3 is fixedly connected with the first vehicle body 1 and is relatively static, and the first vehicle body 1 and the second vehicle body 2 can smoothly rotate relatively; the rotating mechanism fixing hole 36 may be a through structure or a non-through structure, and when the rotating mechanism fixing hole 36 is a through structure, the rotating mechanism fixing column 102 may be disposed at the corresponding position of the first upper shell 10 and the first lower shell 20; when the rotating mechanism fixing hole 36 is a non-through structure, a rotating mechanism fixing post 102 is disposed at a corresponding position of the first upper case 10 or the first lower case 20, and the rotating mechanism fixing post 102 is disposed toward the rotating mechanism fixing hole 36, so that it can be inserted into the rotating mechanism fixing hole 36.

Based on the above embodiment, the connection of the second axle 701 and the second end 32 of the rotating mechanism 3 to the same platform can make the rotation of the rotating mechanism 3 and the second wheel 70 smoother. More specifically, when the second axle mount 302 is disposed on the second upper case 30, and the second axle 701 is coupled to the second upper case 30, it is preferable that the second end 32 of the rotating mechanism 3 be rotatably interposed between the second upper case 30 and the second lower case 40, or that the second end 32 of the rotating mechanism 3 be rotatably disposed in the first sleeve of the second upper case 30.

With respect to the mounting position of the first wheel 60, in some embodiments, the first set of components includes the first wheel 60, the first wheel 60 is disposed on an outboard end of the first top shell 10 away from the center shell 50, and the second set of components includes the second wheel 70, the second wheel 70 is disposed on an outboard end of the center shell 50 away from the first top shell 10. More specifically, the first wheel 60 includes a first axle 601, the first upper case 10 is provided with a first axle mount 103, the first axle mount 103 includes a first axle plate fixing hole 104 and a first axle mounting groove 105; first axle mounting groove 105 and first axle 601 looks adaptation, first axle 601 is laid in first axle mounting groove, and first axle clamp plate fixed orifices 104 includes two sets ofly, and two sets ofly first axle clamp plate fixed orifices 104 symmetry sets up in first axle mounting groove 105 both sides. The first axle mounting seat 103 is further provided with a first axle pressing sheet 602, and the first axle is fixed in the first axle mounting groove through the first axle pressing sheet 602; first axletree preforming 602 passes through screw and first axletree mount pad 103 fixed connection, guarantees that first axletree can not break away from first axletree mounting groove.

With respect to the mounting position of the first wheel 60, in other embodiments, the first component group includes the first wheel 60, the first wheel 60 is disposed on the outer side end of the first lower shell 20 away from the middle shell 50, more specifically, the first wheel 60 includes a first axle 601, the first lower shell 20 is provided with a first axle mount 103, and the first axle mount 103 includes a first axle plate fixing hole 104 and a first axle mounting groove 105; first axletree mounting groove 105 and first axletree adaptation, first axletree are laid in first axletree mounting groove, and first axletree pressure piece fixed orifices 104 includes two sets ofly, and two sets of first axletree pressure piece fixed orifices 104 symmetry sets up in first axletree mounting groove 105 both sides. The first axle mounting seat 103 is further provided with a first axle pressing sheet 602, and the first axle is fixed in the first axle mounting groove through the first axle pressing sheet 602; first axletree preforming 602 passes through screw and first axletree mount pad 103 fixed connection, guarantees that first axletree can not break away from first axletree mounting groove.

Based on the above embodiment, preferably, the first component group includes the first control board 4, in order to protect the first control board 4, the first control board 4 is located between the first upper shell 10 and the first lower shell 20, the first upper shell 10 or the first lower shell 20 is provided with the first control board connection column 106, and the first control board 4 is fixedly connected with the first upper shell 10 or the first lower shell 20 through the first control board connection column 106; in order to make the installation of the first control board 4 more firm, the first control board connection columns 106 include two sets, and the two sets of first control board connection columns 106 are respectively arranged on two sides of the first axle mounting seat 103, so that the first control board 4 does not interfere with the first axle mounting seat 103.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. The utility model provides a balance car, includes first automobile body and second automobile body, its characterized in that: the first vehicle body includes a first upper shell and a first lower shell, the second vehicle body includes a second upper shell, a middle shell, and a second lower shell, the middle shell is disposed between the second upper shell and the second lower shell; and a second axle mounting seat is arranged on the second upper shell.

2. The balance car of claim 1, wherein: a second wheel is connected to the second vehicle body, the second wheel comprises a second axle, and the second axle is connected with the second upper shell; the second axle is located below the center housing; and a through groove is formed in the middle shell, and the second axle mounting seat penetrates through the through groove and is connected with the second axle.

3. The balance car of claim 1, wherein: the second axle mount includes a second axle pad securing hole and a second axle mounting slot; the second axle pressing sheet fixing holes comprise two groups, and the two groups of second axle pressing sheet fixing holes are symmetrically arranged on two sides of the second axle mounting groove.

4. The balance car of claim 1 or 2, wherein: and a second control panel connecting column is arranged on the lower side of the middle shell and correspondingly arranged on the outer side of the second axle mounting seat.

5. The balance car of claim 4, wherein: the second control panel connecting columns comprise two groups, and the two groups of second control panel connecting columns are correspondingly arranged on two sides of the second axle mounting seat respectively and located on two sides of the through groove of the middle shell.

6. The balance car of claim 2, wherein: the through slot on the center housing has an opening toward the second wheel for passage of the second axle.

7. The balance car of claim 1, wherein: the first end of the rotating mechanism is connected with the first vehicle body, and the second end of the rotating mechanism is connected with the second vehicle body; and the second end of the rotating mechanism is rotationally connected with the second upper shell.

8. The balance car of claim 7, wherein: the upper shell of the second is provided with a rotating upper connecting groove, the lower shell of the second is provided with a rotating lower connecting groove, and the second end of the rotating mechanism is clamped between the rotating upper connecting groove and the rotating lower connecting groove and is rotatably connected with the second vehicle body.

9. The balance car of claim 7, wherein: a rotating mechanism fixing groove is formed in one side, close to the middle shell, of the first upper shell and/or the first lower shell; the second end of the rotating mechanism is fixedly arranged between the first upper shell and the first lower shell through the rotating mechanism fixing groove; or

10. The balance car of claim 1, wherein: the first upper shell or the first lower shell is provided with a first axle mounting seat, and the first axle mounting seat comprises a first axle pressing sheet fixing hole and a first axle mounting groove; the first axle pressing piece fixing holes comprise two groups, and the two groups of first axle pressing piece fixing holes are symmetrically arranged on two sides of the first axle mounting groove; a first control panel connecting column is arranged on the first upper shell or the first lower shell; the first control panel connecting columns comprise two groups, and the two groups of first control panel connecting columns are respectively arranged on two sides of the first axle mounting seat.