CN213892782U

CN213892782U - Balance car is with control lever and balance car

Info

Publication number: CN213892782U
Application number: CN202022763311.7U
Authority: CN
Inventors: 臧传美
Original assignee: Zhejiang Aerlang Technology Co Ltd
Current assignee: Zhejiang Aerlang Technology Co Ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-08-06
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses a balance car is with control lever and balance car, wherein balance car is with control lever, including handle, display device and the first body of rod, the handle is connected on the first body of rod, sets up display device on hand, the handle includes casing and lower casing, goes up the casing and closes with lower casing lid, constitutes accommodation space, and display device is in the accommodation space. The balance car comprises the control rod for the balance car. The utility model discloses a control lever and balance car for balance car is convenient for the person of controlling to observe display device, improves the driving safety of balance car.

Description

Balance car is with control lever and balance car

Technical Field

The utility model relates to a balanced automobile-used control lever and balanced car.

Background

The display of present balance car sets up on the automobile body of balance car mostly, and the balance car is when using, because the operator is the form of standing, and the distance apart from the automobile body is far away, and the driver under consequently the state of standing is difficult convenient sees the automobile body operating parameter that shows on the car display clearly, when the operator needs to see, also need park to bow often and watch, and the driving in-process is observed and can be had the potential safety hazard, exists and improves the space.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a control lever and balance car for balance car, the person of being convenient for to control observes display device, is favorable to the balance car to control, has improved the driving safety nature of balance car.

The utility model discloses a solve technical problem, the concrete technical scheme who adopts as follows:

the utility model provides a balanced automobile-used control lever, includes handle, display device and the first body of rod, the handle is connected on the first body of rod, sets up display device on the handle.

Through adopting above-mentioned technical scheme, be provided with display device on the handle of control lever, the last velocity code number isoparametric information that can show the balance car of display device is convenient for the observation of driving in-process operator to be used, improves driving safety nature. The handle is connected to the first rod body, the display device is directly arranged on the handle instead of being arranged on other positions or other parts, on one hand, the display device is favorable for an operator to observe the display device, the handle is not hindered from being held by the operator to operate, the effect of protecting the display device can be achieved, on the other hand, the display device is favorable for installation, the handle is favorable for installation and connection of the handle and the first rod body, and the integral structure is convenient to install, firm and reliable. Set up on other parts for display device, the handle scheme that other parts of rethread are connected, this application scheme structure is more ingenious compact, and the installation is more convenient.

As a further improvement of the utility model, the handle includes horizontal portion and vertical portion, and the both sides of horizontal portion are hand portion, and the upper end of vertical portion is connected in the intermediate position of horizontal portion, and the lower extreme of vertical portion is the connecting portion of connecting the first body of rod, and display device installs in the upper portion position of the intermediate position of horizontal portion or vertical portion. Through adopting above-mentioned technical scheme, the both sides of horizontal portion can be used for the operator to hold up to operate, the intermediate position of horizontal portion or the upper portion position installation display device of longitudinal portion are favorable to the operator to observe.

As a further improvement of the present invention, the longitudinal portion is curved toward the operator or recessed toward a direction away from the operator. By adopting the technical scheme, the display device can be installed firmly and smoothly, and is convenient to observe and use after installation.

As a further improvement, the handle includes casing and lower casing, goes up the casing and closes with lower casing lid, constitutes accommodation space, and display device is in the accommodation space, go up the casing and all include horizontal portion and vertical portion with lower casing, go up and offer the first through-hole that is used for display device's display information to see through on the casing. Through adopting above-mentioned technical scheme, the concrete structure setting of handle for display device simple to operate goes up the casing and also can play the guard action to display device down, and display effect promotes.

As a further improvement of the utility model, the lower casing and/or the upper casing are provided with an installation part for installing the display device. Through adopting above-mentioned technical scheme, set up the installation department on casing down, be favorable to display device's dismantlement and installation.

As a further improvement of the utility model, the installation department is the cylinder, and the surface of the free end of installation department is the slant. Through adopting above-mentioned technical scheme, the shape of installation department and the surface of free end are the setting of slant for display device is towards the person's of controlling eyes direction, and the person of being convenient for to control observes.

As a further improvement of the utility model, the display device comprises a display screen and a circuit board, the circuit board is mounted on the mounting part, the display screen is connected to the circuit board, and the circuit board is connected to the inside of the balance car body through a wire or wirelessly; or, display device includes transparent cover plate, display screen and circuit board, and transparent cover plate is located the top of display screen, and the display screen is connected in the circuit board, and the circuit board is installed on the installation department, and transparent cover plate installs in first through-hole. By adopting the technical scheme, the positions of all the parts are reasonably arranged, the wiring is ingenious, the structure is compact, and the installation is convenient.

As a further improvement of the utility model, the lower inner surface of the longitudinal part of the lower shell is provided with a limit boss inwards in a protruding way. Through adopting above-mentioned technical scheme, the setting of spacing boss is favorable to spacing and supporting of the first body of rod to lean on.

As a further improvement, the utility model discloses a locking mechanism is still included, first connection structure, the second body of rod, second connection structure, the third body of rod, locking device and steering linkage spare, the handle is connected to the upper end of the first body of rod, the lower extreme is direct or indirect the cover is on the second body of rod, lock through locking mechanism between the first body of rod and the second body of rod, locking mechanism sets up on the first body of rod, the lower extreme of the second body of rod is inserted and is established in the third body of rod, set up second connection structure between the second body of rod and the third body of rod, through the fastener with the second body of rod, the third body of rod and second connection structure connect, the lower extreme of the third body of rod with steer linkage spare between be connected through locking device, steering linkage spare is connected in the steering mechanism of balance car. Through adopting above-mentioned technical scheme, the control lever installation is dismantled conveniently, and altitude mixture control is convenient, operates firm stability.

The balance car comprises the control rod for the balance car in any scheme, and the control rod for the balance car is installed on a car body of the balance car. By adopting the technical scheme, an operator can conveniently observe the parameter information of the balance car, and the driving safety performance of the balance car is improved.

Compared with the prior art, the utility model, its beneficial effect has at least: the parameter information of the balance car is convenient for an operator to observe, the application scene of the control rod is expanded, the display device is convenient to protect, install and detach, the driving safety of the balance car is improved, and the balance car is favorable for popularization and application.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

Fig. 1 is a schematic structural view of a control lever for a balance car according to an embodiment of the present invention;

fig. 2 is an exploded view of a control lever for a balance car according to an embodiment of the present invention;

fig. 3 is another exploded view of a control lever for a balance car according to an embodiment of the present invention;

fig. 4 is an exploded view of a control lever for a balance car and a locking structure thereof according to an embodiment of the present invention;

FIG. 5 is a schematic view of a portion of the structure of FIG. 4;

fig. 6 is a partial schematic view of an operation rod and a locking structure thereof for a balance car according to an embodiment of the present invention;

fig. 7 is another exploded view of a control lever for a balance car according to an embodiment of the present invention;

FIG. 8 is a schematic view of a portion of the structure of FIG. 7;

fig. 9 is an exploded view of a connecting structure of a control lever for a balance car according to an embodiment of the present invention;

FIG. 10 is a schematic view of the mid-connection configuration of FIG. 9;

fig. 11 is a schematic view of another connection structure in fig. 9.

The reference numbers in the figures illustrate: the locking device comprises a handle 1, a display device 2, a first rod 3, a locking mechanism 4, a first connecting structure 5, a second rod 6, a second connecting structure 7, a third rod 8, a locking device 9, a steering connecting piece 10, an upper shell 11, a lower shell 12, a transparent cover plate 21, a circuit board 22, a second through hole 31, a locking bolt 41, a locking seat 42, a locking gasket 43, a first nonmetal connecting piece 51, a limiting piece 52, a fastening piece 53, a reinforcing rib 61, a second flange 71, a convex column 72, a fourth through hole 73, a third rib plate 74, a fifth through hole 81, a first connecting part 111, a first through hole 112, a second connecting part 121, a mounting part 122, a limiting boss 123, a screw 411, a boss 412, a base 421, a first boss part 422, a second boss part 423, a third through hole 511, a first flange 512, a first rib plate 513, a second rib plate 521, a groove 4211 and a plane part 4221.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following buckling drawings and preferred embodiments are described in detail below with reference to the following detailed description of the embodiments, structures, features and effects of the present invention.

In the description of the present application, it is to be understood that the terms "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the indicated orientations and positional relationships based on the orientation shown in the drawings for convenience in describing the application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and are not to be considered limiting of the application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example 1

A balance car control lever, refer to fig. 1 to 11, includes a handle 1, a display device 2 and a first lever body 3, the handle 1 is provided with the display device 2, specifically, the display device can be arranged at the middle position of the handle 1, which is convenient for the display of the display device and is beneficial for the operator to observe. Of course, in other embodiments, the display device may be disposed anywhere on the handle, rather than on other components connected to the handle, to facilitate mounting of the display device. Handle 1 is connected to the upper end of first body of rod 3, and the handle both had undertaken the handheld effect in order to operate of person of controlling, also can be used to display device's installation, can be used to connect the first body of rod simultaneously, and overall structure is simple ingenious, is favorable to the installation to be dismantled, and sets up in the display device of handle middle part position, utilizes the structure of handle itself also to play the guard action to display device.

As shown in fig. 1 and 7, the control lever for a balance car further includes a locking mechanism 4, a first connecting structure 5, a second lever body 6, a second connecting structure 7, a third lever body 8, a locking device 9 and a steering connecting member 10, the lower end of the first lever body 3 is directly or indirectly sleeved on the second lever body 6, the first lever body 3 and the second lever body 6 are locked by the locking mechanism 4, and the locking mechanism 4 is arranged on the first lever body 3. The lower extreme of the second body of rod 6 is inserted and is established in the third body of rod 8, sets up second connection structure 7 between the second body of rod 6 and the third body of rod 8, connects the second body of rod 6, the third body of rod 8 and second connection structure 7 through the fastener, is connected through locking device 9 between the lower extreme of the third body of rod 8 and the steering linkage 10, and steering linkage 10 connects in the steering mechanism of balance car. The locking mechanism 4 facilitates locking of the first rod 3 and the second rod 6. The first connecting structure 5 is beneficial to the stable connection of the first rod body 3 and the second rod body 6, and prevents the friction and the abrasion between the two rod bodies. The second connecting structure 7 is beneficial to the stable connection of the second rod body 6 and the third rod body 8, can prevent the friction and the abrasion between the two rod bodies, and prolongs the service life of the control rod. The locking device 9 facilitates the detachable mounting and locking of the third rod 8 to the steering linkage 10.

As shown in fig. 1 to 4, the handle 1 includes a transverse portion and a longitudinal portion, the transverse portion has two sides serving as hand-held portions, an upper end of the longitudinal portion is connected to a middle position of the transverse portion, a lower end of the longitudinal portion is connected to a connecting portion of the first rod 3, and the display device 2 is mounted at the middle position of the transverse portion or at an upper position of the longitudinal portion. Of course, in other embodiments, the display device 2 may be mounted at other positions on the lateral portion or other positions on the longitudinal portion. The lateral portion of the handle may facilitate handling and the longitudinal portion may facilitate mounting of the display device and connection of the first rod 3.

As shown in fig. 2 to 4, the handle 1 includes an upper housing 11 and a lower housing 12, the upper housing 11 includes a transverse portion and a longitudinal portion, both sides of the transverse portion are hand-held portions, the longitudinal portion is located at a middle position of the transverse portion and extends to be bent and extended longitudinally and downwardly to form a first connecting portion 111, the longitudinal portion is bent in a direction facing the operator, specifically, an arch-shaped protrusion is formed on the longitudinal portion, the protrusion protrudes in a direction close to the driver, an upper portion of the longitudinal portion is relatively gentle, so that the display device 2 is convenient to mount and display, so that the operator can conveniently observe the display device, and the "direction of the operator" is understood as a direction when the operator stands on the balance car during normal use of the balance car. In other embodiments, the longitudinal portion may be recessed away from the operator. The lower shell 12 and the upper shell 11 are covered to form an accommodating space, a circuit board of the display device 2 can be located in the accommodating space, and the split type arrangement of the handle is beneficial to accommodating the display device, convenient to install and capable of playing a role in protection. The upper shell and the lower shell are connected through a fastening piece, the lower shell also comprises a transverse part and a longitudinal part, the two sides of the transverse part are provided with hand-held parts, and the longitudinal part is located in the middle of the transverse part and bends and extends downwards in the longitudinal direction to form a second connecting part 121. The second connecting portion 121 and the first connecting portion 111 are covered to form a connecting portion, which can accommodate the first rod 3 and can be connected with the first rod 3 through a fastener.

As shown in fig. 2 and 3, the upper portion of the longitudinal portion of the upper housing 11 is provided with a first through hole 112 for the display screen of the display device to be exposed, which is favorable for the information display to be exposed, the inner surface of the lower housing 12 is provided with an installation portion 122 for the display device to be installed, the root of the installation portion 122 is connected to the lower housing, the upper portion is a free end, and the root of the installation portion 122 can be fixed to the lower housing through a fastener or integrally formed with the lower housing. The surface of the free end of the mounting part (i.e. the upper surface of the mounting part) is inclined, which is convenient for the mounting and the use of the display device. The installation part 122 is a cylinder, the structure is simple and firm, the installation parts 122 are four, the upper positions are two, the lower positions are two, the upper surface of each installation part 122 is inclined, the display device faces the direction of the operator, the operator can directly observe the display device conveniently, and the upper surface of the installation part at the lower position is lower than that of the installation part at the upper position, so that the display device is arranged in an inclined mode, and observation is facilitated.

In other embodiments, the mounting portion may be disposed on the upper housing 11, a root portion of the mounting portion is connected to the upper housing 11, a lower portion is a free end, and the root portion of the mounting portion may be fixed to the upper housing by a fastener or integrally formed with the upper housing. The surface of the free end of the mounting part (namely the lower surface of the mounting part) is inclined, so that the display device is convenient to mount and use.

As shown in fig. 3, a lower inner surface of the longitudinal portion of the lower case 12 is provided with a stopper projection 123 projecting inward. The terminal surface of the first body of rod 3 can support and lean on in spacing boss, and spacing boss can carry on spacingly to the first body of rod, in the below of spacing boss 123, sets up the through-hole that supplies the fastener to penetrate in the longitudinal portion to carry out fastening connection with the handle and the first body of rod. Of course, the inner surface of the lower portion of the longitudinal portion of the upper housing 11 may be provided with a limit boss protruding inward to allow the end surface of the first rod 3 to abut against the limit boss corresponding to the position of the limit boss on the lower housing 12. In other embodiments, the limit boss may be selectively disposed on any one of the upper case and the lower case.

Display device 2 includes clear cover plate 21, display screen and circuit board 22, clear cover plate 21 is located the top of display screen, the display screen is connected in circuit board 22, circuit board 22 is installed on installation department 122, circuit board 22 passes through wire 23 or other circuit boards in wireless connection balance car automobile body, clear cover plate 21 is installed in first through-hole 112, the display information that clear cover plate can supply the display screen sees through, also can play the printing opacity, waterproof effect, and play the guard action to the display screen, but the display screen integrated mounting is on the circuit board, clear cover plate's transparency level can make corresponding setting according to the demand.

In other embodiments, the display device 2 includes a display screen and the circuit board 22, the circuit board 22 is mounted on the mounting portion 122, and the display screen is connected to the circuit board 22 and located above the circuit board 22. The circuit board 22 is connected or wirelessly connected to the balance car body through a wire 23.

The mounting portion 122 is located above the limit boss 123. The parameter information of the balance car which can be displayed by the display device 2 includes, but is not limited to, the speed, the driving mileage, the time, the electric quantity, etc. of the balance car, and is convenient for the user to directly observe and obtain so as to reasonably control the balance car.

As shown in fig. 4 to 9, the locking mechanism 4 includes a locking bolt 41, a locking seat 42 and a locking gasket 43, the locking bolt 41 includes a screw 411 and a knob, the screw 411 is connected to the middle of the knob, a boss 412 is disposed at a position in the middle of the knob for connecting the screw, the locking seat 42 includes a base 421, a first boss portion 422 and a second boss portion 423, the locking seat is integrally formed, the first boss portion 422 protrudes from the surface of the base 421, the second boss portion 423 protrudes from the surface of the first boss portion, the size of the base 421 is larger than that of the first boss portion, the size of the first boss portion is larger than that of the second boss portion, the second boss portion 423 is in a cylindrical shape, an internal threaded through hole is formed in the center of the second boss portion for screwing in the screw 411, and a groove 4211 is formed in the bottom surface of the base 421 and can accommodate the locking gasket 43. The locking washer 43 is in a circular sheet shape, and of course, in other embodiments, the locking washer 43 may be provided with a hole matching with the screw 411 to facilitate locking, and a friction portion may be provided on the surface of the locking washer to improve friction force and locking effect. The specific structure of the locking mechanism is arranged, so that the first rod body and the second rod body are locked.

The locking seat 42 has two flat portions 4221 on two sides of the first boss portion 422, the cross-sectional shape of the first boss portion 422 can match the shape of the second through hole 31 on the first rod 3, and the flat portions 4221 can prevent the locking seat 42 from rotating relative to the first rod 3.

After the screw 411 of the locking bolt is screwed in from the internal thread through hole of the locking seat 42, the screw 411 can act on the locking washer 43, and the locking washer 43 can act on the second rod body 6.

As shown in fig. 7 to 11, the first connecting structure 5 includes a first non-metal connecting member 51, a cross section of the first non-metal connecting member 51 is triangular and annular, a third through hole 511 is formed in one side of the first non-metal connecting member 51, and the third through hole is used for the base 421 to penetrate. Two base angle departments of first nonmetal connecting piece 51's triangle-shaped are provided with first floor 513, and the lateral wall of first floor 513 and first nonmetal connecting piece's base angle department constitutes a cavity, and the setting of cavity can save material on the one hand, and on the other hand can play buffering and resilience effect, the stable connection between the each body of rod of being convenient for. The first ribs can enhance the structural strength of the first non-metallic member. The outer edge of the end of the first non-metal part 51 is provided with a circle of first convex edge 512 protruding outwards.

The first non-metal part 51 is inserted into the first rod body 3, the first convex edge 512 abuts against the end face of the tail end of the first rod body 3, the second rod body 6 is inserted into the first non-metal part 51, the limiting part 52 is installed on the outer wall of the tail end of the second rod body 6 through the fastening part 53, under the condition that the locking mechanism 4 is unscrewed, when the second rod body 6 and the first rod body 3 move relatively, the limiting part 52 can abut against the first non-metal part 51, the second rod body 6 can be prevented from being disengaged from the first rod body, and the locking mechanism 4 can reliably lock the first rod body and the second rod body after the first rod body 3 is adjusted to a proper height.

As shown in fig. 8 and 9, the cross-sectional shape of the limiting member 52 can be the same as that of the first non-metal member, and is also a triangular ring shape, and similarly, the second ribs 521 are disposed inside two bottom corners of the limiting member to enhance the structural strength of the limiting member. The fastener 53 is screwed in from the outer sides of the two base corners of the limiting part to fix the limiting part 52 on the second rod body 6, the cross-sectional shape of the outer wall of the second rod body 6 can be adapted to the cross-sectional shape of the inner wall of the first non-metal part, and the reinforcing ribs 61 are arranged on the inner sides of the two base corners of the second rod body 6, so that the fastener can be screwed in, and the installation strength of the fastener and the structural strength of the second rod body can be enhanced.

As shown in fig. 9, the second connecting structure 7 is a second non-metallic connecting member, the cross-sectional shape of the second non-metallic connecting member is triangular and annular, the outer side walls of the two bottom corners of the second non-metallic connecting member are provided with a convex pillar 72 protruding outwards, one side of the second non-metallic connecting member is provided with a fourth through hole 73, the outer edge of the tail end of the second non-metallic connecting member is provided with a circle of second convex edge 71 protruding outwards, the inner side surfaces of the two bottom corners of the second non-metallic connecting member are provided with third rib plates 74, and the third rib plates 74 and the side walls of the bottom corners of the second non-metallic connecting member form a cavity. The second nonmetal connecting piece is inserted in the third rod body 8, the second convex edge 71 abuts against the end face of the tail end of the third rod body 8, the lower end of the second rod body 6 is inserted in the second nonmetal part, and the second rod body 6, the second nonmetal connecting piece and the third rod body 8 are connected through a fastener. The cross-sectional shape of the inner wall of the third rod body 8 is matched with the cross-sectional shape of the outer wall of the second nonmetal connecting piece, and the third rod body 8 is provided with a fifth through hole 81 for inserting the convex column 72, so that the second connecting structure is firmly installed.

First connection structure 5, second connection structure 7 can constitute the connection structure of control lever for balance car, and two connection structures are the non-metalwork, all install between the body of rod and the body of rod, the stable connection between the corresponding body of rod of being convenient for, and each connection structure all is provided with protruding edge, and protruding edge supports the terminal surface of leaning on the body of rod of establishing in connection structure institute is inserted, prevents the frictional wear between the corresponding body of rod.

The locking device 9 comprises a locking sleeve, an eccentric locking handle and a locking block, the eccentric locking handle is hinged to the side face of the locking sleeve, a through hole for the locking block to move is formed in the locking sleeve, the eccentric locking handle can act on the locking block in the rotating process, and the locking block acts on the steering connecting piece 10 to complete locking of the steering connecting piece 10. Of course, in other embodiments, other locking devices may be used to lock the steering link member and the third rod. Alternatively, the steering link and the third rod may be integrally formed.

Example 2

The balance car adopts embodiment 1 the control lever for the balance car can be a two-wheeled balance car, the control lever for the balance car is installed on the car body of the balance car, the balance car can be steered and controlled through the control lever, information which can be displayed by the display device 2 comprises but is not limited to speed, mileage, time, electric quantity and the like, the balance car can be convenient for an operator to observe parameter information displayed by the display device on the control lever, safe driving and control are facilitated, and popularization and application are facilitated.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can make modifications or changes equivalent to the above embodiments without departing from the scope of the present invention, but all the modifications, changes and modifications of the above embodiments that do not depart from the technical scope of the present invention are within the scope of the present invention.

Claims

1. The control rod for the balance car is characterized by comprising a handle (1), a display device (2) and a first rod body (3), wherein the handle (1) is connected to the first rod body (3), and the display device (2) is arranged on the handle (1); the handle (1) comprises an upper shell (11) and a lower shell (12), the upper shell (11) and the lower shell (12) are covered to form a containing space, and the display device is located in the containing space.

2. The lever for the balance car according to claim 1, wherein the handle (1) comprises a transverse portion and a longitudinal portion, the transverse portion is provided with a hand-held portion at both sides thereof, the longitudinal portion is provided with an upper end connected to a middle position of the transverse portion and a lower end connected to a connecting portion of the first rod (3), and the display device (2) is installed at the middle position of the transverse portion or at an upper position of the longitudinal portion.

3. The lever for a balance vehicle of claim 2, wherein the longitudinal portion is curved in a direction facing the operator or recessed in a direction away from the operator.

4. The lever for the balance vehicle according to claim 2 or 3, wherein the upper case (11) and the lower case (12) each include a transverse portion and a longitudinal portion, and the upper case (11) is provided with a first through hole (112) through which display information of the display device (2) is transmitted.

5. The joystick for the balance car according to claim 4, wherein a mounting portion (122) to which the display device (2) is mounted is provided on the lower case (12) and/or the upper case (11).

6. The lever for the balance car according to claim 5, wherein the mounting portion (122) is a cylinder, and a surface of a free end of the mounting portion (122) is inclined.

7. The joystick for the balance car according to claim 5 or 6, wherein the display device (2) comprises a display screen and a circuit board (22), the circuit board (22) is mounted on the mounting portion (122), the display screen is connected to the circuit board (22), and the circuit board (22) is connected or wirelessly connected to the inside of the balance car body through a wire (23); or, display device (2) includes transparent cover plate (21), display screen and circuit board (22), and transparent cover plate (21) are located the top of display screen, and the display screen is connected in circuit board (22), and circuit board (22) are installed on installation department (122), and transparent cover plate (21) are installed in first through-hole (112).

8. The lever for the balance vehicle according to claim 4, wherein a lower inner surface of the longitudinal portion of the lower case (12) and/or the upper case (11) is provided with a stopper boss (123) protruding inward.

9. The control lever for the balance car according to claim 1, 2 or 3, further comprising a locking mechanism (4), a first connecting structure (5), a second lever body (6), a second connecting structure (7), a third lever body (8), a locking device (9) and a steering connecting member (10), wherein the upper end of the first lever body (3) is connected with the handle (1), the lower end is directly or indirectly sleeved on the second lever body (6), the first lever body (3) and the second lever body (6) are locked by the locking mechanism (4), the locking mechanism (4) is arranged on the first lever body (3), the lower end of the second lever body (6) is inserted into the third lever body (8), the second connecting structure (7) is arranged between the second lever body (6) and the third lever body (8), and the second lever body (6), the third lever body (8) and the second connecting structure (7) are connected by a fastener, the lower end of the third rod body (8) is connected with a steering connecting piece (10) through a locking device (9), and the steering connecting piece (10) is connected with a steering mechanism of the balance car.

10. The balance car, characterized by comprising the control lever for the balance car of any one of claims 1 to 9, wherein the control lever for the balance car is mounted on a car body of the balance car.