CN212709806U - Upper shell assembly and balance car thereof - Google Patents
Upper shell assembly and balance car thereof Download PDFInfo
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- CN212709806U CN212709806U CN202021160305.6U CN202021160305U CN212709806U CN 212709806 U CN212709806 U CN 212709806U CN 202021160305 U CN202021160305 U CN 202021160305U CN 212709806 U CN212709806 U CN 212709806U
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Abstract
The utility model discloses an upper shell assembly and a balance car thereof, wherein, the upper shell assembly comprises a pedal and an upper shell, the pedal is movably arranged on the upper shell, a photoelectric switch assembly is arranged on the upper shell, the photoelectric switch assembly comprises a photoelectric switch circuit board, a photoelectric switch and a connecting piece, the photoelectric switch circuit board and a control circuit board are arranged in a split way, the photoelectric switch is arranged on the photoelectric switch circuit board, the connecting piece is connected with the photoelectric switch circuit board and the control circuit board and is used for transmitting electric signals between the photoelectric switch circuit board and the control circuit board; the upper shell is provided with a wire passing hole which is positioned below the photoelectric switch circuit board, and the connecting piece passes through the wire passing hole and is connected with the control circuit board. The advantages are that: set up the photoelectric switch subassembly on last casing, make it more be close the footboard, the footboard triggers the photoelectric switch subassembly more easily to whether stand the people on the detection footboard, improved the precision and the agile type of trampling the response, reduced the condition of balance car misjudgement.
Description
Technical Field
The utility model relates to a balance car technical field especially relates to an go up casing assembly and balance car thereof.
Background
The operation principle of the electric balance vehicle is mainly established 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 a motor to perform corresponding adjustment so as to keep the balance of the system. The electric balancing vehicle is a novel green and environment-friendly product used as a walking tool and leisure and entertainment by modern people, and generally, the electric balancing vehicle with two wheels mainly comprises two hub motors with wheel shafts, a pedal positioned between the two hub motors and the like.
Whether people stand on the present balance car generally adopts photoelectric switch to detect the balance car, therefore photoelectric switch generally sets up in the footboard below, judges whether people stand on the footboard through the relative movement of footboard and automobile body, and such structure can cause the installation inconvenient, the maintenance difficulty. Simultaneously, because of the needs of control balance car, the footboard needs the fore-and-aft movement, and correspondingly, photoelectric switch also is equipped with two, produces one easily and is triggered and the condition that another did not trigger, leads to the balance car phenomenon of being out of control.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, one of the objectives of the present invention is to provide an upper housing assembly, which has a photoelectric switch assembly capable of being triggered more precisely, and makes the connecting piece of the photoelectric switch connected with the control circuit board more easily.
The utility model discloses a second purpose provides a balance car, adopts the above-mentioned casing subassembly that goes up, steps on the response more accurate agilely, prevents the condition of balance car misjudgement.
The utility model discloses an one of the purpose adopts following technical scheme to realize:
an upper shell assembly comprises a pedal and an upper shell, wherein the pedal is movably arranged on the upper shell, a photoelectric switch assembly is arranged on the upper shell and comprises a photoelectric switch circuit board, a photoelectric switch and a connecting piece, the photoelectric switch circuit board and a control circuit board are arranged in a split mode, the photoelectric switch is arranged on the photoelectric switch circuit board, and the connecting piece is connected with the photoelectric switch circuit board and the control circuit board and used for transmitting an electric signal between the photoelectric switch circuit board and the control circuit board; the upper shell is provided with a wire passing hole, the wire passing hole is located below the photoelectric switch circuit board, and the connecting piece penetrates through the wire passing hole to be connected with the control circuit board.
Preferably, the photoelectric switch assembly is arranged corresponding to a rotation axis of the pedal, and is not lower than the height of the rotation axis.
Preferably, the upper shell is provided with a mounting groove for mounting the photoelectric switch assembly, and the photoelectric switch assembly is arranged in the mounting groove; the wire passing hole is positioned at the bottom of the mounting groove.
Preferably, be equipped with joint spare on the lateral wall of mounting groove, joint spare with the lateral wall clearance fit of mounting groove, joint spare orientation one side of photoelectric switch subassembly is equipped with and is used for the fixture block of photoelectric switch subassembly joint.
Preferably, be equipped with first screw hole in the mounting groove, be equipped with the second screw hole on the photoelectric switch subassembly, the photoelectric switch subassembly pass through the screw with mounting groove fixed connection.
Preferably, connectors are arranged at two ends of the connecting piece, a connecting seat used for fixing the connectors is arranged on the photoelectric switch circuit board, and the connectors are in splicing fit with the connecting seat so as to realize the electric connection of the photoelectric switch and the connecting piece; or the connecting piece is fixedly connected with the photoelectric switch circuit board.
Preferably, the photoelectric switch is located on the upper surface of the photoelectric switch circuit board, and the fixing point of the connecting seat or the connecting piece and the photoelectric switch circuit board is located on the lower surface of the photoelectric switch circuit board and is opposite to the wire passing hole.
Preferably, the connecting piece is a wire, or the connecting piece is a hard connecting piece with a built-in wire.
Preferably, a first contact is arranged at the position of the pedal corresponding to the photoelectric switch in the photoelectric switch assembly;
the upper shell is provided with a contact through hole, the bottom of the contact through hole is provided with a convex edge, the pedal is provided with an installation column for installing a spring and a connecting column for movably connecting with the upper shell, the installation column is provided with a second contact, the installation column is matched with the contact through hole, one end of the spring is connected with the installation column, and the other end of the spring is abutted against the convex edge so as to realize the rebound of the pedal;
alternatively, the first and second electrodes may be,
the spring mounting structure is characterized in that a spring mounting hole is formed in the upper shell, a mounting column for mounting a spring and a connecting column movably connected with the upper shell are arranged on the pedal, the mounting column is matched with the spring mounting hole, one end of the spring is connected with the spring mounting column, and the other end of the spring is connected with the spring mounting hole to realize springback of the pedal.
The second purpose of the utility model is realized by adopting the following technical scheme:
a balance car comprises a car body, wherein the car body comprises a shell and a control circuit board positioned in the shell, the shell comprises an upper shell assembly, and a photoelectric switch assembly is electrically connected with the control circuit board through a connecting piece.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model arranges the photoelectric switch component on the upper shell to be closer to the pedal, the distance between the photoelectric switch component and the pedal is closer, and the pedal is easier to trigger the photoelectric switch component, thereby detecting whether people stand on the pedal, improving the accuracy and agility of the trample induction, reducing the misjudgment of the balance car, and effectively improving the operation safety of the balance car; the photoelectric switch assembly positioned on the upper shell enables the installation and maintenance of the photoelectric switch assembly to be more convenient; meanwhile, the connecting piece can directly penetrate through the wire passing hole to be connected with the control circuit board by arranging the wire passing hole below the photoelectric switch circuit board, so that the connecting piece is shorter in length and more convenient to connect.
Drawings
Fig. 1 is a schematic structural diagram of an optoelectronic switch assembly according to an embodiment of the present invention;
fig. 2 is a schematic view of an installation structure of an upper housing according to an embodiment of the present invention;
fig. 3 is an exploded schematic view of the balance car according to the embodiment of the present invention;
fig. 4 is an exploded schematic view of another angle of the balance car according to the embodiment of the present invention.
In the figure: 10. a photoelectric switch assembly; 11. a photoelectric switch; 12. a photoelectric switch circuit board; 13. a connecting seat; 14. a connecting member; 15. a second screw hole; 16. a connector; 20. an upper housing; 21. mounting grooves; 22. a clamping piece; 23. a clamping block; 24. a gap; 25. a wire passing hole; 26. a first screw hole; 27. a contact through hole; 271. a convex edge; 30. a pedal; 31. a first contact; 32. a spring; 33. mounting a column; 34. connecting columns; 35. a second contact; 40. a vehicle body; 41. a control circuit board; 42. a motor shaft; 43. and (7) wheels.
Detailed Description
The present invention will now be described in more detail with reference to the accompanying drawings, and it is to be understood that the following description of the present invention is made only by way of illustration and not by way of limitation with reference to the accompanying drawings. 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 orientation words, if there are terms such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and positional relationship indicated are based on the orientation or positional relationship shown in the drawings, and only for the convenience of describing the present invention and simplifying the description, it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and not be construed as limiting the specific scope 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, the 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 plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, 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 meaning 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 4, the utility model discloses last casing subassembly and balance car thereof will be clarified in the following description, wherein with the photoelectric switch subassembly set up on the casing, pulled in the distance of footboard and photoelectric switch subassembly, solved current balance car trample the response problem that is malfunctioning easily, improved trample the sensitivity of response, prevent that the wrong condition of judging from appearing in the balance car.
As shown in the accompanying drawings 1 to 4, the utility model discloses an upper shell assembly, which comprises a pedal and an upper shell, wherein the pedal is movably arranged on the upper shell, the upper shell is provided with a photoelectric switch assembly which comprises a photoelectric switch circuit board, a photoelectric switch and a connecting piece, the photoelectric switch circuit board and a control circuit board are arranged in a split manner, the photoelectric switch is arranged on the photoelectric switch circuit board, and the connecting piece is connected with the photoelectric switch circuit board and the control circuit board and is used for transmitting an electric signal between the photoelectric switch circuit board and the control circuit board; the upper shell is provided with a wire passing hole which is positioned below the photoelectric switch circuit board, and the connecting piece passes through the wire passing hole and is connected with the control circuit board.
The photoelectric switch assembly 10 is arranged on the upper shell 20, so that the photoelectric switch assembly is closer to the pedal 30, the distance between the photoelectric switch assembly 10 and the pedal 30 is closer, and the pedal 30 can trigger the photoelectric switch assembly 10 more easily, so that whether the pedal 30 stands or not is detected, the accuracy and agility of treading induction are improved, the condition of misjudgment of the balance car is reduced, and the operation safety of the balance car is effectively improved; the optoelectronic switch assembly 10 positioned on the upper housing 20 facilitates both installation and maintenance of the optoelectronic switch assembly 10. The photoelectric switch circuit board is also provided with devices such as a resistance capacitance triode and the like which are matched with the photoelectric switch.
In order to protect the control circuit board, the control circuit board is generally located inside the vehicle body, and therefore, the vehicle body needs to be provided with the wire passing hole 25. In order to facilitate the connection of the connector 14 with the optoelectronic switch circuit board 12 and the control circuit board, the wire through hole 25 is disposed below the optoelectronic switch circuit board 12, and the connector 14 can directly pass through the wire through hole 25 to be connected with the control circuit board, so as to realize signal transmission.
Preferably, the photoelectric switch assembly is arranged corresponding to the rotation axis of the wheel, and is not lower than the height of the rotation axis, and the movement of the pedal 30 can be fed back to the photoelectric switch more accurately, so that whether the pedal 30 stands or not is judged, and the accuracy of treading induction is further improved. More specifically, the rotation axis of the wheel 43 is the center line of the motor shaft 42 of the wheel 43 and corresponds to the middle position of the upper housing, so that the photoelectric switch assembly is disposed at the middle position of the upper housing, higher than or flush with the rotation axis of the wheel, and the photoelectric switch is closer to the pedal. The photoelectric switch is arranged in the middle of the upper shell, so that the force of the pedal can be transmitted more accurately, and the accuracy of treading induction is improved.
In order to fix the photoelectric switch assembly 10, the upper case 20 is provided with a mounting groove 21 for mounting the photoelectric switch assembly 10, and the photoelectric switch assembly 10 is disposed in the mounting groove 21. Preferably, the depth of the mounting groove 21 is greater than or equal to the height of the optoelectronic switch assembly 10, so as to avoid the pedal 30 from pressing and damaging the optoelectronic switch assembly 10 when moving relative to the upper housing 20. In order to facilitate the connection of the connecting member 14, the wire passing hole 25 is located at the bottom of the mounting groove 21.
The connection mode of the photoelectric switch assembly 10 and the installation groove 21 has a plurality of modes, one of which is: a clamping piece 22 is arranged on the side wall of the mounting groove 21, the clamping piece 22 is in clearance fit with the side wall of the mounting groove 21, a clearance 24 is arranged between the clamping piece 22 and the side wall of the mounting groove, and a clamping block 23 for clamping the photoelectric switch assembly 10 is arranged on one side of the clamping piece 22 facing the photoelectric switch assembly 10; preferably, be equipped with the guide inclined plane on the fixture block 23, during the installation, put into mounting groove 21 with photoelectric switch subassembly 10 from the mounting groove 21 top, photoelectric switch subassembly 10 moves down gradually to the guide inclined plane contact with fixture block 23, continue to move down to promoting joint piece 22 and move to both sides, because be equipped with clearance 24 between the lateral wall of joint piece 22 and mounting groove 21, joint piece 22 can take place appropriate deformation, until photoelectric switch subassembly 10 moves to the below of fixture block 23, joint piece 22 kick-backs, make fixture block 23 place in photoelectric switch subassembly 10 top, thereby prevent that photoelectric switch subassembly 10 from breaking away from mounting groove 21. The other is as follows: a first screw hole 26 is formed in the mounting groove 21, a second screw hole 15 is formed in the photoelectric switch assembly 10, and the photoelectric switch assembly 10 is fixedly connected with the mounting groove 21 through screws; during the installation, put into mounting groove 21 and move down photoelectric switch subassembly 10 from the mounting groove 21 top, make first screw hole and second screw hole align, rethread screw locks photoelectric switch subassembly 10 in mounting groove 21. Of course, in some embodiments, there may be a fixing structure of the clamping member 22 and the screw hole, so as to further ensure that the optoelectronic switch assembly 10 is stably and accurately installed in the installation groove 21.
As shown in fig. 1, the photoelectric switch assembly 10 includes a photoelectric switch circuit board, a photoelectric switch, and a connecting member, the photoelectric switch circuit board and the control circuit board are separately disposed, the photoelectric switch is disposed on the photoelectric switch circuit board, and the connecting member is connected to the photoelectric switch and the control circuit board and is used for transmitting an electrical signal between the photoelectric switch and the control circuit board. The photoelectric switch is arranged on the independent photoelectric switch circuit board 12 and is separated from the control circuit board, so that the photoelectric switch is convenient to set, and the influence of the photoelectric switch on the control circuit board is also reduced. The photoelectric switch includes a U-shaped detection head for detecting whether it is triggered, thereby determining whether a person stands on the pedal 30.
The connection mode of the connecting piece 14 and the photoelectric switch circuit board 12 has a plurality of modes, one of which is: the photoelectric switch circuit board 11 is provided with a connecting seat 13 for fixing a connecting piece 14, two ends of the connecting piece 14 are provided with connecting heads 16, the connecting head 16 at one end is inserted on the connecting seat, and the connecting head at the other end is inserted on the control circuit board; connecting seat 13 is connected with photoelectric switch electricity, and such connected mode makes connecting piece and photoelectric switch's connection more firm stable, is favorable to the stable transmission of signal of telecommunication. The other is as follows: the connecting piece 14 is fixedly connected with the photoelectric switch circuit board 12, for example, the connecting piece 14 is directly fixed on the photoelectric switch circuit board 12 by welding, and such a connection mode is simple and quick, has fewer parts and is lower in cost.
As shown in fig. 1, the U-shaped detection head is located on the upper surface of the photoelectric switch circuit board 12, the connection seat 13 or the fixing point of the connection member 14 and the photoelectric switch circuit board 12 is located on the lower surface of the photoelectric switch circuit board 12, at this time, the wire passing hole 25 is located below the connection seat 13 or the fixing point, the connection member 14 can directly pass through the wire passing hole 25 to be connected with the control circuit board, the connection member 14 is shorter in length and more convenient to connect, and the connection member does not interfere with the pedal movably arranged on the upper shell.
In some embodiments, a wire clamping opening (not shown) is formed in the wire passing hole 25, and the connecting member passes through the wire clamping opening, so that the connecting member is prevented from moving randomly, the wiring on the upper shell is more orderly, and the signal transmission between the photoelectric switch and the control circuit board is more stable.
The material of the connecting member 14 can be selected from various materials, for example, the connecting member 14 is a wire, is made of a flexible material, and can be bent at will to meet the use requirements of different position relations between the photoelectric switch circuit board 12 and the control circuit board, or the connecting member 14 is a hard connecting member 14 with a built-in wire, which is beneficial to protecting the wire, and the specific shape of the hard connecting member 14 is set according to different position relations between the photoelectric switch circuit board 12 and the control circuit board.
The pedal 30 can move relative to the upper shell 20, and when a person stands on the pedal 30, the photoelectric switch is triggered, therefore, a first contact 31 is arranged at the position, corresponding to the photoelectric switch, of the lower surface of the pedal 30, when force is applied to the pedal 30, the pedal 30 moves downwards, the photoelectric switch is triggered by the first contact 31, the balance car starts to work, the first contact can be rectangular sheet-shaped, or other conventional shapes, and the length and the width of the first contact are matched with the position of the photoelectric switch and the U-shaped detection head; meanwhile, after the force on the pedal 30 disappears, the pedal 30 needs to be reset, and the triggering of the photoelectric switch is stopped, therefore, the upper shell 20 is provided with the contact through hole 27, the bottom of the contact through hole 27 is provided with the convex edge 271, the pedal 30 is provided with the mounting column 33 for mounting the spring 32 and the connecting column 34 for movably connecting with the upper shell 20, the mounting column 33 is provided with the second contact 35, the mounting column 33 is matched with the contact through hole 27, one end of the spring 32 is connected with the mounting column 33 of the spring 32, and the other end of the spring 32 is abutted against the convex edge 271, so as to realize the rebound of the pedal 30.
In the specific example shown in fig. 4, the contact through hole 27 is a through hole, one end of the spring 32 abuts against the protruding edge 271 at the bottom of the contact through hole 27, the spring 32 can extend and contract between the protruding edge 271 and the pedal 30, and the contact through hole 27 can have other functions, such as facilitating the maintenance of the components in the upper housing 20 or allowing the contacts of other optoelectronic switches to pass through. And the number of the second contacts 35 on the mounting column 33 is two, the number of the mounting column 33 is also two, and the two second contacts 35 are arranged to: the photoelectric switch is reserved for the original design scheme, corresponds to the photoelectric switch arranged on the control circuit board in the early product, and facilitates the after-sale maintenance of the early product. Both solutions are included to allow the upper housing 20 to be adapted to different applications. The second contact cooperates with the original photoelectric switch who places on control circuit board, can adopt these two kinds of modes to stand the people simultaneously and detect, increases detection accuracy, also can trample still can accomplish the people that stands and detect under the condition that the mode that detects became invalid at one kind.
In other embodiments, the upper shell is provided with a spring mounting hole, the spring mounting hole is a non-through hole, the pedal is provided with a mounting column for mounting the spring and a connecting column for movably connecting with the upper shell, the mounting column is matched with the spring mounting hole, one end of the spring is connected with the spring mounting column, and the other end of the spring is connected with the spring mounting hole or abuts against the bottom of the spring mounting hole, so that the rebound of the pedal is realized. In other embodiments, the spring and the spring mounting hole are not arranged, and the rebound resetting can be carried out by means of the elasticity of the pedal.
The positions of the contact through holes or the spring mounting holes are both sides of the rotational axis of the wheel, and more specifically, are both sides of the upper housing, avoiding interference with parts or structures below the upper housing, for example, a motor shaft mounting seat of the wheel is provided below the middle portion of the upper housing, the motor shaft mounting seat is provided on the rotational axis of the wheel for mounting the motor shaft 42 of the wheel, and the contact through holes or the spring mounting holes are both sides of the motor shaft mounting seat.
In order to realize the movable connection between the pedal 30 and the upper casing 20, a through hole for the connection column 34 to pass through is formed on the upper casing 20, the connection column 34 on the pedal 30 passes through the through hole to be movably connected with the upper casing 20, and the connection column 34 also has the function of preventing the pedal 30 from being clamped with the upper casing 20, which is the prior art and will not be described herein again.
As shown in fig. 3 and fig. 4, the utility model also designs a balance car, including the automobile body, automobile body 40 includes casing and the control circuit board 41 that is located the casing, and the casing includes the last casing subassembly that describes in the above-mentioned embodiment, and photoelectric switch subassembly 10 is connected with the control circuit board electricity through connecting piece 14, and photoelectric switch is located the axis of rotation top of wheel 43, i.e. the motor shaft 42 top of wheel, is located the intermediate position of last casing. The control circuit board can be arranged on the lower shell, or can be fixedly connected with the upper shell 20 and positioned below the upper shell 20, and then signal transmission with the photoelectric switch assembly 10 is realized through the connecting piece 14, so that the balance car is controlled to work.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (10)
1. An upper housing assembly characterized by: the pedal is movably arranged on the upper shell, a photoelectric switch assembly is arranged on the upper shell, the photoelectric switch assembly comprises a photoelectric switch circuit board, a photoelectric switch and a connecting piece, the photoelectric switch circuit board and a control circuit board are arranged in a split mode, the photoelectric switch is arranged on the photoelectric switch circuit board, and the connecting piece is connected with the photoelectric switch circuit board and the control circuit board and used for transmitting electric signals between the photoelectric switch circuit board and the control circuit board; the upper shell is provided with a wire passing hole, the wire passing hole is located below the photoelectric switch circuit board, and the connecting piece penetrates through the wire passing hole to be connected with the control circuit board.
2. The upper housing assembly of claim 1, wherein: the photoelectric switch assembly is arranged corresponding to the rotation axis of the wheel and is not lower than the height of the rotation axis.
3. The upper housing assembly of claim 1, wherein: the upper shell is provided with a mounting groove for mounting the photoelectric switch assembly, and the photoelectric switch assembly is arranged in the mounting groove; the wire passing hole is positioned at the bottom of the mounting groove.
4. The upper housing assembly of claim 3, wherein: be equipped with the joint spare on the lateral wall of mounting groove, the joint spare with the lateral wall clearance fit of mounting groove, the joint spare orientation one side of photoelectric switch subassembly is equipped with and is used for the fixture block of photoelectric switch subassembly joint.
5. The upper housing assembly of claim 3, wherein: the mounting groove is internally provided with a first screw hole, the photoelectric switch assembly is provided with a second screw hole, and the photoelectric switch assembly is fixedly connected with the mounting groove through a screw.
6. The upper housing assembly of claim 1, wherein: connectors are arranged at two ends of the connecting piece, a connecting seat used for fixing the connectors is arranged on the photoelectric switch circuit board, and the connectors are in inserting fit with the connecting seat so as to realize the electric connection of the photoelectric switch and the connecting piece; or the connecting piece is fixedly connected with the photoelectric switch circuit board.
7. The upper housing assembly of claim 6, wherein: the photoelectric switch is positioned on the upper surface of the photoelectric switch circuit board, and the connecting seat or the fixing point of the connecting piece and the photoelectric switch circuit board is positioned on the lower surface of the photoelectric switch circuit board and is opposite to the wire passing hole.
8. The upper housing assembly of any one of claims 4 to 7, wherein: the connecting piece is a wire, or the connecting piece is a hard connecting piece with a built-in wire.
9. The upper housing assembly of any one of claims 1 to 7, wherein: a first contact is arranged at the position of the pedal corresponding to the photoelectric switch in the photoelectric switch assembly;
the upper shell is provided with a contact through hole, the bottom of the contact through hole is provided with a convex edge, the pedal is provided with an installation column for installing a spring and a connecting column for movably connecting with the upper shell, the installation column is provided with a second contact, the installation column is matched with the contact through hole, one end of the spring is connected with the installation column, and the other end of the spring is abutted against the convex edge so as to realize the rebound of the pedal;
alternatively, the first and second electrodes may be,
the spring mounting structure is characterized in that a spring mounting hole is formed in the upper shell, a mounting column for mounting a spring and a connecting column movably connected with the upper shell are arranged on the pedal, the mounting column is matched with the spring mounting hole, one end of the spring is connected with the spring mounting column, and the other end of the spring is connected with the spring mounting hole to realize springback of the pedal.
10. The utility model provides a balance car, includes the automobile body, its characterized in that: the vehicle body comprises a shell and a control circuit board positioned in the shell, the shell comprises an upper shell assembly according to any one of claims 1 to 9, and the photoelectric switch assembly is electrically connected with the control circuit board through a connecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021160305.6U CN212709806U (en) | 2020-06-19 | 2020-06-19 | Upper shell assembly and balance car thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021160305.6U CN212709806U (en) | 2020-06-19 | 2020-06-19 | Upper shell assembly and balance car thereof |
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| CN212709806U true CN212709806U (en) | 2021-03-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021254216A1 (en) * | 2020-06-19 | 2021-12-23 | 浙江阿尔郎科技有限公司 | Photoelectric switch assembly and self-balancing scooter therefor |
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2020
- 2020-06-19 CN CN202021160305.6U patent/CN212709806U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021254216A1 (en) * | 2020-06-19 | 2021-12-23 | 浙江阿尔郎科技有限公司 | Photoelectric switch assembly and self-balancing scooter therefor |
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