CN214690011U - Brake lever device and vehicle - Google Patents

Abstract

The utility model discloses a brake lever device and vehicle that has this brake lever device, the brake lever device includes brake lever, base and controls, and brake lever and base pivot ground are connected, and it is rotatable with pedestal connection and relative base to control. The utility model discloses a brake lever device can improve the integrated level of spare part when increasing the control function of brake lever device to optimize the overall arrangement of brake lever device, convenience of customers operates, and the assembling process is simple, high-efficient.

Description

Brake lever device and vehicle

Technical Field

The utility model relates to the technical field of vehicles, specifically, relate to a brake lever device and vehicle that has this brake lever device.

Background

Brake levers are used for brake control of vehicles such as balance cars, flatbeds and bicycles. In order to satisfy various requirements for vehicle operation such as steering and shifting, the related art proposes to separately equip a vehicle with various components such as a steering control member and a shifting control member, thereby resulting in many and scattered components on a handlebar for steering, complicated mounting and dismounting, and inconvenient operation.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent.

Therefore, the embodiment of the utility model provides a brake lever device, brake lever device control function is complete, and the structure integrated level is high, operation and easy dismounting.

The utility model also provides a vehicle, the vehicle has foretell brake lever device.

According to the utility model discloses brake lever device includes: a brake lever; the brake lever is pivotally connected with the base; and the control part is connected with the base and can rotate relative to the base.

According to the utility model discloses brake lever device through with the brake lever handle with control an integration on the base, can improve the integrated level of spare part when increasing brake lever device's control function to optimize brake lever device's overall arrangement, convenience of customers operation can simplify brake lever device dismouting process again, improves assembly efficiency.

In some embodiments, the manipulation member comprises at least one of a thumb wheel and a thumb wheel.

In some embodiments, the brake lever device further comprises a parking finger, the brake lever recovers to or is in a brake releasing position under the action of no external force, the parking finger is pivotally connected with the brake lever and can rotate between a locking position and a releasing position, the parking finger is clamped with the base to lock the brake lever away from the brake releasing position, and the parking finger is separated from the base to allow the brake lever to swing to the brake releasing position.

In some embodiments, the parking fingering includes: the brake device comprises a body part, a first support lug, a second support lug and an indicating part, wherein the first support lug is connected with a first end of the body part, the second support lug is connected with a second end of the body part and is opposite to the first support lug, the first support lug and the second support lug are pivotally connected with a brake lever, at least one of the second support lug and the second support lug is provided with a clamping part used for clamping and separating from a base, the clamping part comprises clamping teeth and clamping grooves formed between adjacent clamping teeth, and the indicating part is connected with a first side of the body part; the base is provided with a clamping protrusion used for being clamped into and separated from the clamping groove.

In some embodiments, the base comprises a first base and a second base, the first base is detachably connected with the second base, the brake lever is pivotally connected with the first base, and the control member is rotatably mounted on the second base.

In some embodiments, a first mounting groove is formed on the side surface of the first base facing the second base, a second mounting groove is formed on the side surface of the second base facing the first base, and the first mounting groove is opposite to the second mounting groove to form a mounting hole; and/or the control part is arranged below the first base.

In some embodiments, the first base is provided with a first coupling hole and a first lug and a second lug, and the second base is provided with a fitting projection and a second coupling hole, the fitting projection being fitted between the first lug and the second lug and coupled through a first coupling member, the first coupling hole being opposite to the second coupling hole so that the second coupling member is fitted through the first coupling hole and the second coupling hole.

In some embodiments, the upper surface of the base is provided with a mounting boss for mounting a vehicle rearview mirror or a mobile phone bracket.

In some embodiments, the upper surface of the mounting boss is provided with a positioning groove, and the bottom wall of the positioning groove is provided with a fixing hole.

According to the utility model discloses the vehicle includes above-mentioned arbitrary brake lever device, through adopting above-mentioned brake lever device, the spare part quantity of vehicle is less, user operation is convenient.

Drawings

Fig. 1 is a schematic structural view of a brake lever device according to an embodiment of the present invention.

Fig. 2 is an exploded view of a brake lever device according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a parking finger of the brake lever device according to the embodiment of the present invention.

Fig. 4 is a cross-sectional view of a brake lever device according to an embodiment of the present invention.

Reference numerals:

a brake lever device 1;

a brake lever 10;

a base 20; a mounting hole 201; a first base 202; a first mounting groove 2021; a first lug 2022; a second lug 2023; a first connection hole 2024; a second base 203; a second mounting groove 2031; the fitting protrusion 2032; the second connection hole 2033; a mounting boss 204; positioning grooves 2041; fixing holes 2042; a snap projection 205;

a control member 30;

a parking finger 40; a body portion 401; a first ear 402; a first through hole 4021; a catch 4022; a second lug 403; a second through hole 4031; a finger-dial portion 404; a first pivot 405; a second pivot 406;

a torsion spring 50;

a first sheath 60; a second sheath 70;

a first connecting member 80; and a second connecting member 90.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1 to 4, the brake lever device 1 according to the embodiment of the present invention includes a brake lever 10, a base 20, and a manipulation member 30.

The brake lever 10 is pivotally connected to the base 20. Specifically, as shown in FIG. 1, the right end of the brake lever 10 is pivotally connected to the base 20 by a pivot (not shown), and when braking, the user can press the brake lever 10 to swing the brake lever 10 about the pivot to brake. It will be appreciated that a reset member (not shown) may be provided between the brake lever 10 and the base 20, which reset member may actuate the brake lever 10 to swing to the brake release position when the user is no longer holding the brake lever 10 (i.e. releasing the braking condition).

The control member 30 is connected to the base 20 and is rotatable relative to the base 20. The control member 30 includes at least one of a dial and a thumb wheel. The present application is illustrated with the operating member 30 as a thumb wheel. Specifically, as shown in fig. 1, the manipulation member 30 is mounted on a lower surface of the base 20, and the user can toggle the manipulation member 30 to rotate.

It should be noted that the vehicle may be equipped with a controller connected to the control member 30, when a user needs to control the vehicle to shift and/or steer, the controller may rotate the control member 30, and after receiving a rotation signal from the control member 30, the controller may control the vehicle to shift and/or steer.

According to the utility model discloses brake lever device is through with brake lever handle and control an integration on the base, improves the integrated level of spare part to optimize brake lever device's overall arrangement, convenience of customers operates, can simplify brake lever device dismouting process again, improves assembly efficiency.

In some embodiments, as shown in fig. 1, 2 and 4, the brake lever device 1 further comprises a parking finger 40, the parking finger 40 being pivotally connected to the brake lever 10 and rotatable between a locked position and a released position. In the locking position, the parking finger 40 engages with the base 20 to lock the brake lever 10, and in the release position, the parking finger 40 disengages from the base 20 to allow the brake lever 10 to swing to the release position.

Specifically, as shown in fig. 4, when a user needs to park a vehicle, the user can hold the brake lever 10, and then shift the parking finger 40 to the locking position, at this time, the parking finger 40 abuts against the brake lever 10 to lock the brake lever 10 which is separated from the braking position, and the parking finger 40 can be locked at the locking position by the engagement of the parking finger 40 and the base 20, so that the parking of the vehicle is realized.

When the parking is required to be released, the brake lever 10 can be continuously held and pressed to swing for a certain stroke, the brake lever 10 can pull the parking finger 40 to move towards the direction far away from the base 20 in the swinging process, after the parking finger 40 is separated from the base 20, the parking finger 40 can be shifted to a release position, the parking finger 40 does not stop abutting against the brake lever 10, the holding pressure of the brake lever 10 is cancelled, and the brake lever 10 swings to a brake releasing position under the action of the reset piece.

In some embodiments, as shown in fig. 2, the lever device 1 further comprises a torsion spring 50, a first end of the torsion spring 50 abuts against the parking finger 40, a second end of the torsion spring 50 abuts against the brake lever 10, and the torsion spring 50 urges the parking finger 40 towards the release position. Therefore, when the parking is released, namely, after the parking finger 40 is separated from the base 20, the torsion spring can be used for pushing the parking finger to move towards the release position, manual reset is not needed, and the convenience of operation is improved.

In some embodiments, as shown in fig. 2 and 3, parking fingering 40 includes a body portion 401, a first lug 402, a second lug 403, and a fingering portion 404. The dial portion 404 is connected to a first side of the main body 401 (left side of the main body 401 in fig. 2), the first lug 402 is connected to a first end of the main body 401 (lower end of the main body 401 in fig. 2), the second lug 403 is connected to a second end of the main body 401 (upper end of the main body 401 in fig. 2) and is opposite to the first lug 402, and the first lug 402 and the second lug 403 are pivotably connected to the brake lever 10.

It can be understood that the dial portion, the body portion, the first support lug and the second support lug can be integrally formed, and can also be connected through a connecting process to form the parking dial.

Specifically, as shown in fig. 2 and 3, a first through hole 4021 is formed in a first lug 402, a second through hole 4031 is formed in a second lug 403, a threaded hole is formed in the brake lever 10, the brake lever 10 is arranged between the first lug 402 and the second lug 403, the first lug 402 is pivotally connected to the brake lever 10 through a first pivot 405 passing through the first through hole 4021 and threadedly engaged with the threaded hole, and the second lug 403 is pivotally connected to the brake lever 10 through a second pivot 406 passing through the second through hole 4031 and threadedly engaged with the threaded hole.

Thus, the first lug 402 and the second lug 403 are both connected with the brake lever 10, so that the reliability of the parking finger assembly can be improved. Preferably, the first pivot 405 and the second pivot 406 are screws, whereby the convenience of attaching and detaching the parking finger 40 may be improved.

At least one of the first lug 402 and the second lug 403 has a catch 4022 for catching and disengaging the base 20. Specifically, as shown in fig. 2, 3 and 4, a clamping portion 4022 is disposed at an end of the first lug 402 away from the main body 401, so that when parking, the parking finger 40 and the base 20 do not rotate relatively by clamping the clamping portion 4022 and the base 20, thereby improving reliability of parking, and the clamping matching process is simple and is convenient for a user to operate.

Further, as shown in fig. 3 and 4, the retaining portion 4022 includes a latch and a slot formed between adjacent latches, and the base 20 is provided with a retaining projection 205 for retaining in the slot. Specifically, when parking is performed, the detent 205 is engaged with the detent, and when parking is released, the brake lever 10 is pressed to pull the detent 4022 to move away from the detent 205, so that the detent 205 is disengaged from the detent. Therefore, the clamping part can be conveniently clamped or separated from the base by utilizing the matching of the clamping protrusion 205 and the clamping groove, and the parking control process is further simplified.

In some embodiments, as shown in fig. 2, the brake lever device 1 further comprises a first sheath 60 and a second sheath 70, the first sheath 60 being disposed between the first lug 402 and the brake lever 10, and the second sheath 70 being disposed between the second lug 403 and the brake lever 10.

Specifically, the first sheath 60 is sleeved on the first pivot 405, the first support lug 402 is clamped between the pivot cap of the first pivot 405 and the first sheath 60, the second sheath 70 is sleeved on the second pivot 406, and the second support lug 403 is clamped between the pivot cap of the second pivot 406 and the second sheath 70. From this, can utilize first sheath to inject the position of first journal stirrup, utilize the position of second journal stirrup to inject by the second sheath, and then be convenient for the parking finger dial and find accurate assembly position, and can utilize the sheath to prevent the parking finger dial to rock, improve the reliability that the assembly was dialled to the parking.

In some embodiments, as shown in FIG. 1, the base 20 is provided with mounting holes 201 adapted to mount a vehicle handle. It will be appreciated that the vehicle handle may be threaded into the mounting hole 201 to complete the assembly of the base 20 with the vehicle handle.

Further, as shown in fig. 2, the base 20 includes a first base 202 and a second base 203, and the first base 202 is detachably connected to the second base 203. Therefore, the base can be conveniently disassembled and assembled, and the base can be divided into a plurality of independent structural parts, so that the production process of the base and the later maintenance and replacement are facilitated to be simplified.

As shown in fig. 2, the brake lever 10 is pivotally connected to the second base 203 and the operating member 30 is rotatably mounted on the first base 202. Therefore, the layout of the brake lever and the control part can be optimized, and the operation of a user is facilitated. For example, when a user holds the brake lever, the user can use the thumb to shift the control member, and the rest four fingers can hold and press the brake lever.

In some embodiments, as shown in fig. 2, the first base 202 is provided with a first mounting groove 2021, the second base 203 is provided with a second mounting groove 2031, and the first mounting groove 2021 is opposite to the second mounting groove 2031 to form the mounting hole 201. Specifically, as shown in fig. 2, a first mounting groove 2021 is disposed on a side surface of the first base 202 facing the second base 203, a second mounting groove 2031 is disposed on a side surface of the second base 203 facing the first base 202, and the first mounting groove 2021 is opposite to and communicates with the second mounting groove 2031 to form the mounting hole 201.

It is understood that when brake lever device 1 is assembled with the vehicle handle, a portion of the vehicle handle may be first fitted into first mounting groove 2021 or second mounting groove 2031, and then first base 202 is connected to second base 203, so that the connection of brake lever device 1 to the vehicle handle is completed while first base 202 is connected to second base 203 to form base 20.

When the brake lever device 1 is disassembled, the first base 202 is disconnected from the second base 203, and then the vehicle handle is detached from the first mounting groove 2021 and the second mounting groove 2031. Therefore, the disassembly and assembly process of the brake lever device can be simplified, and the installation position of the brake lever device can be conveniently adjusted at any time.

In some embodiments, as shown in fig. 2, the first base 202 is provided with a first lug 2022 and a second lug 2023, the second base 203 is provided with a mating protrusion 2032, and the mating protrusion 2032 is mated between the first lug 2022 and the second lug 2023 and connected by the first connector 80. Specifically, as shown in fig. 2, the first lug 2022 is spaced apart from the second lug 2023 in the left-right direction, the fitting protrusion 2032 is fitted in the spaced space, and the first connector 80 penetrates the first protrusion, the fitting protrusion 2032, and the second protrusion in the left-right direction.

Therefore, when the first base is connected with the second base, the matching protrusion can be matched between the first lug and the second lug, so that the first base and the second base can be aligned to the assembling position, the first lug and the second lug can prevent the matching protrusion from sliding in the left-right direction, and the first connecting piece can prevent the matching protrusion from sliding off.

The first base 202 has a first connection hole 2024, the second base 203 has a second connection hole 2033, and the first connection hole 2024 is opposite to the second connection hole 2033 so that the second connection member 90 passes through the first connection hole 2024 to be matched with the second connection hole 2033.

As shown in fig. 2, the first connection hole 2024 and the second connection hole 2033 both extend along the arrangement direction of the first base 202 and the second base 203, the first connection hole 2024 is located below the first mounting groove 2021, the second connection hole 2033 is located below the second mounting groove 2031, and the second connection member 90 is adapted to pass through the first connection hole 2024 along the arrangement direction of the first base 202 and the second base 203 and to fit into the second connection hole 2033, so that the first base and the second base can clamp the vehicle handle, and the reliability of the connection of the brake lever device with the vehicle handle is improved.

In some embodiments, as shown in FIG. 1, the upper surface of the base 20 is provided with mounting bosses 204 for mounting a vehicle mirror or a cell phone stand. Therefore, the vehicle rearview mirror or the mobile phone support can be integrated on the brake crank device, and the layout of parts on the vehicle handle is optimized. Alternatively, the mounting boss 204 is disposed on a surface of the second base 203 and is disposed adjacent to the second mounting groove 2031.

Further, as shown in fig. 1, the upper surface of the mounting boss 204 is provided with a positioning groove 2041, and the bottom wall of the positioning groove 2041 is provided with a fixing hole 2042. Therefore, the mounting position of the vehicle rearview mirror or the mobile phone support can be accurately positioned by utilizing the positioning groove, and the vehicle rearview mirror or the mobile phone support is fixedly mounted by utilizing the fixing hole.

A brake lever device 1 according to a specific example of the present invention is described below with reference to fig. 1 to 4.

As shown in fig. 1-4, the brake lever device 1 includes a brake lever 10, a parking finger 40, a base 20, a handle 30, a torsion spring 50, a first sheath 60, a second sheath 70, a first pivot 405, a second pivot 406, a first link 80, and a second link 90.

The base 20 includes a first base 202 and a second base 203, a mounting boss 204 is disposed on an upper surface of the second base 203, a positioning groove 2041 is formed on the mounting boss 204, and a fixing hole 2042 is disposed at a bottom of the positioning groove 2041. A first mounting groove 2021 is formed on the side surface of the first base 202 facing the second base 203, a second mounting groove 2031 is formed on the side surface of the second base 203 facing the first base 202, and the first mounting groove 2021 and the second mounting groove 2031 are opposite and communicated to form a mounting hole 201 penetrating the base 20 in the left-right direction.

The upper end of the first base 202 is formed with a first lug 2022 and a second lug 2023 spaced apart along the left-right direction, a fitting protrusion 2032 is provided on the second base 203 corresponding to a space between the first lug 2022 and the second lug 2023, the fitting protrusion 2032 is adapted to fit between the first lug 2022 and the second lug 2023, and the first connector 80 is sequentially disposed through the first lug 2022, the fitting protrusion 2032 and the second lug 2023 along the left-right direction to connect the first lug 2022, the second lug 2023 and the fitting protrusion 2032.

The first base 202 is provided with a first connection hole 2024 penetrating through the first base 202 along the arrangement direction of the first base 202 and the second base 203, the first connection hole 2024 is located below the first mounting groove 2021, the second base 203 is provided with a second connection hole 2033 extending along the arrangement direction of the first base 202 and the second base 203, the second connection hole 2033 is located below the second mounting groove 2031, and the second connection member 90 penetrates through the first connection hole 2024 and is matched in the second connection hole 2033.

The control member 30 is connected to the lower end of the first base 202, the right end of the brake lever 10 is swingably connected to the second base 203, and the parking finger 40 includes a main body portion, and a finger portion 404, a first lug 402 and a second lug 403 connected to the main body portion. The first lug 402 and the second lug 403 are spaced in the up-down direction, part of the brake lever 10 is assembled between the first lug 402 and the second lug 403, the first lug 402 is provided with a first through hole 4021 penetrating the first lug 402 in the up-down direction, the brake lever 10 is provided with a threaded hole opposite to the first through hole 4021, the first pivot 405 penetrates the first through hole 4021 and is matched in the threaded hole to connect the first lug 402 with the brake lever 10, and the first sheath 60 is arranged between the first lug 402 and the brake lever 10 and is sleeved on the first pivot 405.

The second lug 403 is provided with a second through hole 4031 penetrating the second lug 403 in the up-down direction, the brake lever 10 is provided with a threaded hole opposite to the second through hole 4031, the second pivot 40 penetrates the second through hole 4031 and is matched with the threaded hole to connect the second lug 403 with the brake lever 10, and the second sheath 70 is arranged between the second lug 403 and the brake lever 10 and sleeved on the second pivot 406.

One end of the torsion spring 50 abuts against the parking finger 40, the other end of the torsion spring 50 abuts against the brake lever 10, a clamping portion 4022 is formed at the end portion, far away from the main body portion, of the first lug 402, a clamping protrusion 205 matched with the clamping portion 4022 is arranged on the base 20, the clamping portion 4022 comprises a clamping tooth and a clamping groove formed between the clamping tooth, and the clamping protrusion 205 can be matched in the clamping groove.

When a user needs to park the vehicle, the brake lever 10 can be held and pressed to leave the brake releasing position (the stroke of the brake lever 10 is smaller than the maximum stroke when the brake lever 10 is held and pressed to the bottom), then the parking finger 40 is shifted to the locking position, the parking finger 40 abuts against the brake lever 10 to press the brake lever 10, the clamping protrusion 205 is clamped into the clamping groove to lock the parking finger 40 at the locking position, and therefore parking of the vehicle is achieved.

When the parking is required to be released, the brake lever 10 can be continuously held and pressed to swing for a certain stroke, the brake lever 10 can pull the clamping part 4022 to move towards the direction far away from the clamping protrusion 205 in the swinging process, after the clamping protrusion 205 is completely separated from the clamping groove, the torsion spring 50 pushes the parking finger 40 to the release position, the parking finger 40 does not press the brake lever 10 any more, the holding pressure of the brake lever 10 is cancelled, and the brake lever 10 swings to the brake releasing position under the action of the reset piece.

According to the utility model discloses the vehicle includes the brake lever device of above-mentioned arbitrary item, and the vehicle is one of balance car, scooter or flatbed, through adopting above-mentioned brake lever device, and the spare part of vehicle is small in quantity, user convenient to use.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

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 at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (10)

1. A brake lever device, comprising:

a brake lever;

the brake lever is pivotally connected with the base;

and the control part is connected with the base and can rotate relative to the base.

2. The lever device of claim 1, wherein the control comprises at least one of a thumb wheel and a thumb wheel.

3. The brake lever device of claim 1, further comprising a parking finger, the brake lever being returned to or in a brake release position without being subjected to an external force, the parking finger being pivotally connected to the brake lever and rotating between a locked position in which the parking finger engages the base to lock the brake lever away from the brake release position and a released position in which the parking finger disengages the base to allow the brake lever to swing from the brake release position to the brake release position.

4. The lever brake of claim 3, wherein the parking finger includes: a body part, a first support lug, a second support lug and a finger-dialing part,

the first lug is connected with the first end of the body part, the second lug is connected with the second end of the body part and is opposite to the first lug, the first lug and the second lug are pivotally connected with the brake lever, at least one of the second lug and the second lug is provided with a clamping part for clamping and separating the base, and the clamping part comprises clamping teeth and clamping grooves formed between adjacent clamping teeth; the finger-dialing part is connected with the first side of the body part; the base is provided with a clamping protrusion used for being clamped into and separated from the clamping groove.

5. The brake lever device of claim 1, wherein the base includes a first base and a second base, the first base being detachably connected to the second base, the brake lever being pivotally connected to the first base, the operating member being rotatably mounted on the second base.

6. The lever brake device according to claim 5, wherein a first mounting groove is provided on a side of the first base facing the second base, a second mounting groove is provided on a side of the second base facing the first base, and the first mounting groove is opposite to the second mounting groove to form a mounting hole; and/or the control part is arranged below the first base.

7. The brake lever device according to claim 5, wherein the first base is provided with a first connecting hole and a first lug and a second lug, and the second base is provided with a fitting projection and a second connecting hole, the fitting projection being fitted between the first lug and the second lug and connected by a first connecting member, the first connecting hole being opposite to the second connecting hole so that a second connecting member is fitted through the first connecting hole and the second connecting hole.

8. The brake crank device of claim 1, wherein the upper surface of the base is provided with a mounting boss for mounting a vehicle rearview mirror or a cell phone stand.

9. The brake crank device as claimed in claim 8, wherein the mounting boss has a positioning groove on an upper surface thereof, and a fixing hole is formed in a bottom wall of the positioning groove.

10. A vehicle, characterised by comprising a lever device according to any of claims 1-9.

Images