CN212921844U - Steering reset mechanism and balance car - Google Patents

Abstract

The utility model relates to a turn to canceling release mechanical system and balance car, turn to canceling release mechanical system and include: the fixed station is arranged on the cover body; the rotating shaft is provided with a notch which is formed in a penetrating way along the radial direction of the rotating shaft, and the extending direction of the notch is vertical to the horizontal surface of the fixed table; the fixed cover is covered on the rotating shaft and is fixedly arranged on the fixed table; and the middle part of the elastic plate is arranged in the notch and is used for resetting the rotating shaft from a steering state to a straight-going state. The technical scheme of the utility model is through setting up the elastic plate in the pivot, the elastic plate need not to bear the gravity of pivot, avoids the elastic plate initial stage deformation, simultaneously because the elastic plate mid portion is worn to locate in the pivot through the notch, can guarantee the more effectual cooperation of elastic plate and pivot for electrodynamic balance car turns to, resets the accuracy and improves, thereby has improved the accuracy of electrodynamic balance car operation gesture.

Description

Steering reset mechanism and balance car

Technical Field

The utility model relates to an electrodynamic balance car field especially relates to a turn to canceling release mechanical system and balance car.

Background

The electric balance car mainly controls the left-right swing of the control rod by a user, then the control rod transmits the left-right swing action to the steering mechanism, the sensor detects the corresponding change of the steering mechanism and transmits the data to the controller, and the controller controls the operation of the motor to realize the steering of the electric balance car, so the accuracy of the steering mechanism during steering and resetting greatly influences the accuracy of the operation posture of the electric balance car.

However, the electric balance car has the problem of low steering and resetting accuracy, so that the accuracy of the running posture of the electric balance car is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a turn to canceling release mechanical system should turn to canceling release mechanical system, better avoid elastic plate initial stage deformation, guarantee the effectual cooperation of elastic plate and pivot, the accuracy of electrodynamic balance car operation gesture improves, has better suitability.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a steering return mechanism comprising: the fixed station is arranged on the cover body; the rotating shaft is arranged on the fixed table, a notch which is formed in the rotating shaft in a penetrating mode along the radial direction of the rotating shaft, and the extending direction of the notch is perpendicular to the horizontal surface of the fixed table; the fixed cover is covered on the rotating shaft and is fixedly arranged on the fixed table; and the middle part of the elastic plate is arranged in the notch and is used for resetting the rotating shaft from a steering state to a straight-moving state.

Preferably, an accommodating part is formed on the fixing cover, a clamping groove formed by sinking along the thickness direction of the fixing table is formed on the fixing table, and two sides of the elastic plate along the length direction are inserted into the clamping groove and the accommodating part in a one-to-one correspondence manner.

Preferably, the elastic plate is in interference fit with the clamping groove.

Preferably, the fixing table includes a support portion formed by being recessed in a thickness direction thereof, the fixing cover includes a contact portion formed by being protruded in an arch shape in a direction away from the support portion, the support portion is engaged with the contact portion, and the rotating shaft is inserted between the support portion and the contact portion.

Preferably, the rotating shaft further comprises a sleeve member which is arranged between the supporting portion and the contact portion in a pressing mode, and the sleeve member is sleeved on the rotating shaft.

Preferably, the shaft is a clearance fit with the sleeve member.

Preferably, the supporting part, the contact site and the cover barrel all establish to two, the supporting part and the contact site correspond distribute in the both ends of pivot axis direction, the cover barrel cover is located just be located axial both sides in the pivot.

Preferably, the elastic plate is an elastic steel plate.

The utility model also provides a balance car, include turn to canceling release mechanical system, sensor fixed plate, lid and control lever, it sets up to turn to canceling release mechanical system on the lid, the sensor fixed plate is fixed to be set up the fixed station or fixed covering, just it is right to be provided with on the sensor fixed plate the pivot gesture changes the sensor that detects, the pivot is stretched out the part of lid with control lever fixed connection.

Preferably, the cover body includes a lower cover and an upper cover, and the fixing table is disposed on an inner surface of the lower cover or the upper cover.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model provides a turn to canceling release mechanical system among the above-mentioned technical scheme is through setting up the elastic plate in the pivot, the elastic plate need not to bear the gravity of pivot, avoids the elastic plate initial stage deformation, simultaneously because the elastic plate mid portion wears to locate in the pivot through the notch, can guarantee the more effective cooperation of elastic plate and pivot for electrodynamic balance car turns to, resets the accuracy and improves, thereby has improved the accuracy of electrodynamic balance car operation gesture.

Drawings

Fig. 1 is a schematic view of a balance car in an embodiment of the present invention.

Fig. 2 is an exploded view of a portion of the assembly shown in fig. 1.

Fig. 3 is an explosion diagram of a balance car according to an embodiment of the present invention.

Fig. 4 is a partially enlarged view of a portion a shown in fig. 3.

Description of the symbols of the drawings:

1. a fixed table; 11. a support portion; 12. a card slot; 2. a rotating shaft; 21. a notch; 3. a fixed cover; 31. a contact portion; 32. an accommodating portion; 4. an elastic plate; 5. a sleeve member; 6. a sensor fixing plate; 7. and (7) a lower cover.

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.

The embodiment of the utility model provides a turn to canceling release mechanical system belongs to fig. 1 the balance car component part, please refer to fig. 1-4, should turn to canceling release mechanical system, including fixed station 1, pivot 2, fixed lid 3, elastic plate 4 and cover barrel spare 5.

The fixed table 1 is arranged on the inner surface of the lower cover 7 or the inner surface of the upper cover; the rotating shaft 2 is arranged on the fixed table 1, a notch 21 which is formed in the rotating shaft 2 in a penetrating mode along the radial direction of the rotating shaft, and the extending direction of the notch 21 is perpendicular to the horizontal surface of the fixed table 1; the fixed cover 3 is covered on the rotating shaft 2 and is fixedly arranged on the fixed table 1; the middle part of the elastic plate 4 is arranged in the notch 21, the fixing cover 3 is provided with an accommodating part 32, the fixing table 1 is provided with a clamping groove 12 formed along the thickness direction in a concave manner, the elastic plate 4 is inserted and fixed in the clamping groove 12 and the accommodating part 32 along the two sides of the length direction in a one-to-one correspondence manner, the installation manner of the elastic plate 4 is simple, when the fixing table turns to the left, the control rod swings to the left, the rotating shaft 2 is driven by the control rod to rotate to the left, because the elastic plate 4 passes through the rotating shaft 2 and is inserted and fixed in the clamping groove 12 and the accommodating part 32 along the two sides of the length direction in a one-to-one correspondence manner, the rotating shaft 2 enables the elastic plate 4 to deform in the process of rotating to the left, the control rod swings to the middle after a steering command is completed, the rotating shaft 2 is driven by the control rod and under the combined action of the resilience force of the elastic plate 4, get back to the initial intermediate position, guaranteed the reliability that pivot 2 resets, or when turning to the right, the control lever swings to the right side, the control lever drives pivot 2 rotates to the right side, pivot 2 makes in the process of rotating to the right side elastic plate 4 takes place deformation, after the steering command is accomplished, swing control lever to the centre, pivot 2 gets back to initial intermediate position under the drive of control lever and the combined action of elastic plate 4 resilience, through setting up elastic plate 4 in pivot 2, elastic plate 4 need not bear the gravity of pivot 2, avoid elastic plate 4 initial deformation, simultaneously because the elastic plate 4 mid portion wear to locate in pivot 2 through notch 21, make elastic plate 4 with pivot 2 more effective cooperation, make electrodynamic balance car turn to, the accuracy of resetting improves, therefore, the accuracy of the running posture of the electric balance car is improved.

In a preferred embodiment, the elastic plate 4 is in interference fit with the slot 12, so that the elastic plate 4 is fixedly connected with the slot 12.

In one embodiment, the fixing cover 3 is covered on the rotating shaft 2 and is fixedly arranged on the fixing table 1, the fixing table 1 comprises a plurality of supporting portions 11 formed along the thickness direction in a concave manner, the fixing cover 3 comprises a plurality of contact portions 31 formed along the direction away from the supporting portions 11 in an arch-shaped protruding manner, the supporting portions 11 are matched with the contact portions 31, the rotating shaft 2 is arranged between the supporting portions 11 and the contact portions 31 in a rotating manner, the supporting portions 11 are matched with the contact portions 31, the whole structure is more compact, and other matching parts are not required to be additionally arranged to penetrate through the rotating shaft 2. In other embodiments, the support portion 11 and the contact portion 31 can be provided in other forms, such as a ring-shaped fitting member.

As a preferred embodiment, the sleeve 5 is inserted into the rotating shaft 2 and disposed between the supporting portion 11 and the contact portion 31, after the fixing cover 3 and the fixing platform 1 are fixedly connected through the bolt, the supporting portion 11 and the contact portion 31 compress the sleeve 5, the rotating shaft 2 is in clearance fit with the sleeve 5, so that the rotating shaft 2 is opposite to the sleeve 5, lubricating oil or grease is disposed at the contact portion of the rotating shaft 2 and the sleeve 5, so as to reduce the wear of the rotating shaft 2 in the rotating process, and the vibration generated in the rotating process of the rotating shaft 2 is reduced through the sleeve 5, so that the vibration transmitted to the fixing cover 3 and the fixing platform 1 is reduced, thereby improving the user experience.

In one of them embodiment, the supporting part 11, the contact site 31 and sleeve part 5 all establishes to two, the supporting part 11 and the contact site 31 correspond distribute in the both ends of 2 axis directions of pivot, sleeve part 5 cover is located 2 epaxial and lie in the axial both sides of pivot, quantity sets up respectively to two under the prerequisite of not wasting the material, prevents pivot 2 produces in the motion process and rocks to restriction that can be better the position of pivot 2. In other embodiments, the support portion 11, the contact portion 31 and the sleeve element 5 can also be provided in other forms, for example in three numbers.

In a preferred embodiment, the elastic plate 4 is an elastic steel plate.

Please continue to refer to fig. 1, the utility model also provides a balance car, include turn to canceling release mechanical system, sensor fixed plate 6, lid and control rod, turn to canceling release mechanical system and set up on the lid, the lid includes lower cover 7 and upper cover, fixed station 1 sets up on the internal surface of lower cover 7, sensor fixed plate 6 is fixed to be set up fixed station 1 or on fixed cover 3, just be provided with on the sensor fixed plate 6 to the change of 2 gestures of pivot carries out the sensor that detects, the pivot 2 stretch out the lid the part with control rod fixed connection. In other embodiments, the stationary table 1 can also be arranged on the inner surface of the upper cover.

When the control rod swings rightwards or leftwards, the control rod drives the rotating shaft 2 to rotate rightwards or leftwards, the sensor fixing plate 6 is provided with the existing Hall sensor, the Hall sensor detects the posture change of the rotating shaft 2 and transmits a signal to the controller, the controller controls the change of the rotating speed of the wheels to realize the steering of the electric balance car, after the steering command is realized, the electric balance car needs to continue to run linearly, a driver swings the control rod to the middle position, the rotating shaft 2 is driven by the control rod to rotate, meanwhile, the elastic plate 4 rebounds to help the rotating shaft 2 to return to the initial middle position together, the reliability of the resetting of the rotating shaft 2 is ensured, the fixing platform 1 is arranged on the inner surface of the lower cover 7, rainwater, gravel and the like splashed during the running process of the vehicle are prevented from entering the steering resetting mechanism, and positive influence is generated on the normal use of the steering resetting mechanism, the service life of the steering reset mechanism is prolonged.

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. A steering return mechanism, comprising:

a fixed table (1) arranged on the cover body;

the rotating shaft (2) is arranged on the fixed table (1), a notch (21) which is formed in the rotating shaft (2) in a penetrating mode along the radial direction of the rotating shaft, and the extending direction of the notch (21) is perpendicular to the horizontal surface of the fixed table (1);

the fixed cover (3) is covered on the rotating shaft (2) and is fixedly arranged on the fixed table (1);

and the middle part of the elastic plate (4) is arranged in the notch (21) and is used for resetting the rotating shaft (2) from the steering state to the straight-moving state.

2. The steering return mechanism according to claim 1, wherein a receiving portion (32) is formed on the fixing cover (3), a locking groove (12) formed by being recessed in the thickness direction of the fixing table (1) is formed on the fixing table, and both sides of the elastic plate (4) in the length direction are inserted into the locking groove (12) and the receiving portion (32) in a one-to-one correspondence manner.

3. The steering return mechanism according to claim 2, characterised in that the resilient plate (4) is an interference fit with the catch (12).

4. The steering return mechanism according to claim 1, wherein the stationary table (1) includes a support portion (11) formed to be recessed in a thickness direction thereof, and the stationary cover (3) includes a contact portion (31) formed to be protruded in an arch shape in a direction away from the support portion (11), the support portion (11) being fitted with the contact portion (31) with the rotary shaft (2) interposed therebetween.

5. The steering return mechanism according to claim 4, further comprising a sleeve member (5) which is arranged between the support portion (11) and the contact portion (31) in a compressed manner, and the sleeve member (5) is fitted over the rotary shaft (2).

6. Steering return mechanism according to claim 5, characterized in that the spindle (2) is a clearance fit with the sleeve element (5).

7. The steering return mechanism according to claim 6, wherein there are two support portions (11), two contact portions (31) and two sleeve members (5), the two support portions (11) and the two contact portions (31) are correspondingly distributed at two ends of the rotating shaft (2) in the axial direction, and the sleeve members (5) are sleeved on the rotating shaft (2) and located at two axial sides.

8. Steering return mechanism according to any one of claims 1 to 7, characterized in that the elastic plate (4) is an elastic steel plate.

9. A balance car is characterized by comprising the steering resetting mechanism, a sensor fixing plate (6), a cover body and a control rod according to any one of claims 1 to 8, wherein the steering resetting mechanism is arranged on the cover body, the sensor fixing plate (6) is fixedly arranged on the fixing table (1) or the fixing cover (3), a sensor for detecting the posture change of the rotating shaft (2) is arranged on the sensor fixing plate (6), and the part of the rotating shaft (2) extending out of the cover body is fixedly connected with the control rod.

10. The balance car of claim 9, wherein the cover body comprises a lower cover (7) and an upper cover, the stationary table (1) being provided on an inner surface of the lower cover (7) or the upper cover.

Images