CN215205181U

CN215205181U - Pedal supporting structure and electric monocycle

Info

Publication number: CN215205181U
Application number: CN202121405295.2U
Authority: CN
Inventors: 林鸿汀
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2021-12-17
Anticipated expiration: 2031-06-23

Abstract

The utility model discloses a pedal bearing structure and electronic wheel barrow, including footboard, pedal mounting bracket and location locking structure. When the wheelbarrow is assembled, the pedal mounting rack of the pedal support structure is arranged on the wheelbarrow; when riding, a user rotates the pedal to a support gear of the pedal mounting rack, and the positioning and locking structure locks the pedal on the pedal mounting rack, so that the relative angle between the pedal and the pedal mounting rack is fixed; when the user stops using the monocycle, only need to incline the side of the monocycle, the footboard is pushed against the ground to support the parking of the whole monocycle, the footboard can not rotate, namely, the footboard realizes the function of the foot support in the prior art, so that the pedal supporting structure can provide standing support for the user, and can provide parking support when parking, other foot support structures do not need to be additionally arranged, the product structure is simplified, the product weight is reduced, and convenience is provided for the user.

Description

Pedal supporting structure and electric monocycle

Technical Field

The utility model relates to a pedal bearing structure.

Background

The monocycle is used as a small and portable common travel tool, and great convenience is brought to short-distance travel of people. Because the monocycle only has one wheel and cannot be kept upright by the wheel, the existing monocycle is provided with a foot support for realizing the function of parking and standing, but because the space of the monocycle body is small, the foot support usually increases the size of a product, the complexity of the structure of the product is increased, the characteristics of small size and portability of the monocycle are influenced, the weight of the monocycle is increased, and inconvenience is brought to a user.

SUMMERY OF THE UTILITY MODEL

According to an aspect of the present invention, in order to overcome at least one of the drawbacks of the prior art described above, there is provided a pedal support structure including: the pedal locking mechanism comprises a pedal, a pedal mounting frame and a positioning locking structure; wherein, but footboard pivot ground sets up on pedal mounting bracket, and location locking structure sets up between footboard and pedal mounting bracket, is equipped with the support gear on the pedal mounting bracket to when the footboard rotated to support the gear on, location locking structure locked the footboard on pedal mounting bracket.

When the wheelbarrow is assembled, the pedal mounting rack of the pedal support structure is arranged on the wheelbarrow; when riding, a user rotates the pedal to a support gear of the pedal mounting rack, then locks the pedal on the pedal mounting rack by using the positioning locking structure, so that the relative angle between the pedal and the pedal mounting rack is fixed, and then the user treads the pedal to stand on the pedal respectively to drive and ride; when the user stops using the wheel barrow, only need with wheel barrow side slope, lean on the footboard top subaerial can accomplish the parking support to whole wheel barrow, because relative angle between footboard and the pedal mounting bracket is fixed in locking under the effect of location locking structure, the footboard can not take place to rotate, even make the footboard realize the function of heel brace among the prior art, make this pedal bearing structure can provide the support of standing for the user promptly, can provide the parking support when parking again, need not additionally to set up other heel brace structures again, the product structure is simplified, the product weight is lightened, provide convenience for the user.

In some embodiments, the positioning and locking structure comprises a pawl and a ratchet; the pawl is arranged on the pedal mounting frame, the ratchet wheel is arranged on the pedal, and the ratchet wheel and the rotation axis of the pedal are coaxially arranged, so that the pawl is meshed with the ratchet wheel after the pedal is adjusted to a preset angle.

Thus, when the pedal locking device is used, a user rotates the pedal to a supporting gear of the pedal mounting frame, and then the pawl is meshed with the ratchet wheel, so that the pedal is locked on the pedal mounting frame, the relative angle between the pedal and the pedal mounting frame is fixed, and the pedal is locked on the pedal mounting frame by the positioning locking structure when the pedal rotates to the supporting gear.

In some embodiments, the pedal mounting device further comprises a torsion spring member disposed between the pedal and the pedal mounting frame to form a first preset elastic force between the pedal and the pedal mounting frame capable of driving the pedal to rotate close to the pedal mounting frame.

Therefore, when a user needs to fold the pedals on the monocycle, the positioning locking structure is unlocked, the first preset elastic force stored by the torsion spring piece drives the pedals to be close to the pedal mounting rack to rotate until the pedals are folded on the monocycle, manual operation of the user is not needed for folding, and convenience is provided for the user.

According to the utility model discloses an on the other hand still provides an electronic wheel barrow, and it includes: the pedal support structure comprises a frame, a cover plate, a hinge structure and a clamping structure; wherein, the pedal mounting rack is arranged on the frame; the cover plate is pivotally arranged on the frame through a hinge structure; the clamping structure comprises a first clamping piece and a second clamping piece, and the first clamping piece and the second clamping piece are clamped and matched; first joint spare sets up on the apron, and second joint spare sets up on the frame to when the apron rotates the lid to close on the frame, first joint spare and second joint spare joint.

When a user needs to turn over and open the cover plate from the frame, the cover plate is pulled forcefully to pull the first clamping piece and the second clamping piece to be separated, then the cover plate rotates on the frame through the hinge structure until the cover plate is opened, then the user overhauls or cleans parts arranged in the inner space, and after the belt is overhauled, the cover plate is rotationally covered on the frame through the hinge structure until the first clamping piece and the second clamping piece are clamped; in the process, a user does not need to disassemble or install other locking connecting pieces such as screws and the like, and only needs to pull or press the cover plate with force, so that the cover plate has the characteristics of simplicity and convenience in operation, time saving and labor saving, and convenience is provided for the user.

In some embodiments, the hinge structure comprises a plurality of links; the frame, the cover plate and the connecting rods jointly form a connecting rod mechanism, in the connecting rod mechanism, the frame is arranged as a fixed component, the cover plate is arranged as a driving part, and the connecting rods are arranged as driven parts; and the degree of freedom of the linkage is equal to 1.

Thus, since the degree of freedom of the linkage is equal to 1, it is limited that the cover plate can only rotate on a fixed rotation track through the hinge structure, i.e. it is achieved that the cover plate is pivotably arranged on the frame through the hinge structure.

In some embodiments, the plurality of links includes a first bar, a second bar, a third bar, and a fourth bar; one end of the first rod is hinged to the cover plate, and the other end of the first rod is hinged to the third rod; one end of the second rod is hinged on the cover plate, and the other end of the second rod is hinged on the third rod; one end of the fourth rod is hinged to the middle position of the first rod, and the other end of the fourth rod is hinged to the frame; the third rod is hinged on the frame; so that 5 moving parts and 7 hinge points are formed in the link mechanism.

In this way, in the present link mechanism, if there are 5 moving members, 7 low-pair constraints and 0 high-pair constraint, the degree of freedom of the present link mechanism is 3 × 5-2 × 7-0 — 1, that is, a link mechanism having a degree of freedom of 1 is realized by combining the frame, the cover plate and the plurality of links.

In some embodiments, the hinge structure further includes an elastic member disposed between any two components of the link mechanism to form a second predetermined elastic force on the hinge structure that can drive the cover plate to flip open on the frame, and the second predetermined elastic force is smaller than a disengagement tension between the first and second clamping members.

Like this, when the user drew the apron, first joint spare and second joint spare when breaking away from, under the second of elastic component predetermines the elasticity effect, the drive apron turns over on the frame and opens, need not the user and further exerts the power of dragging, and can predetermine the elasticity effect at this second down, the apron keeps the open mode, provides convenience for the user.

In some embodiments, the resilient member is disposed between the first rod and the second rod.

In some embodiments, the resilient member is a gas spring.

In some embodiments, the hinge structure further comprises a first mount and a second mount; the first mounting seat is arranged on the cover plate, the second mounting seat is arranged on the frame, the first rod and the second rod are respectively hinged to the first mounting seat, and the third rod and the fourth rod are respectively hinged to the second mounting seat.

Therefore, when the automobile seat cover is assembled, only the first mounting seat needs to be mounted on the cover plate, and the second mounting seat is mounted on the automobile frame, so that the production process is simplified.

In some embodiments, the first engaging member is a locking post, the second engaging member is a contact ball type door latch, and the locking post is locked and matched with the contact ball type door latch.

In some embodiments, the vehicle further comprises a wheel, a tire installation space is arranged on the vehicle frame, and the wheel is arranged in the tire installation space.

Drawings

FIG. 1 is a schematic view of a footrest support structure in accordance with one embodiment of the present invention;

FIG. 2 is a schematic view of the footrest support structure shown in FIG. 1 from another perspective;

FIG. 3 is a schematic view of the footrest support structure shown in FIG. 1 mounted on a unicycle;

FIG. 4 is a schematic view of the pedals of the pedal support structure of FIG. 3 providing parking support for the unicycle;

FIG. 5 is a schematic view of the pedal support structure of FIG. 3 after being folded;

FIG. 6 is a schematic view of the powered unicycle mounted with the footrest support structure of FIG. 1;

FIG. 7 is another schematic view of the powered unicycle of FIG. 6;

FIG. 8 is a schematic view of the frame of the powered unicycle of FIG. 7;

fig. 9 is a schematic view of the articulation structure of the powered unicycle of fig. 7.

The attached drawings are as follows:

1. a pedal; 2. a pedal mounting bracket; 21. a pawl; 11. a ratchet wheel; 22. a torsion spring member; 3. a frame; 4. a cover plate; 51. a first clip member; 52. a second clip member; 61. a first lever; 62. a second lever; 63. a third lever; 64. a fourth bar; 65. an elastic member; 66. a first mounting seat; 67. a second mounting seat; 7. a wheel;

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 5, the footrest support structure includes: the pedal comprises a pedal 1, a pedal mounting frame 2 and a positioning and locking structure; wherein, footboard 1 pivot ground is set up on pedal mounting bracket 2, and location locking structure sets up between footboard 1 and pedal mounting bracket 2, is equipped with the support gear on pedal mounting bracket 2 to when footboard 1 rotated to the support gear on, location locking structure locked footboard 1 on pedal mounting bracket 2.

When assembling, the pedal mounting rack 2 of the pedal support structure is arranged on the monocycle; when riding, a user rotates the pedal 1 to a supporting gear of the pedal mounting frame 2, then locks the pedal 1 on the pedal mounting frame 2 by using a positioning locking structure, so that the relative angle between the pedal 1 and the pedal mounting frame 2 is fixed, and then the user treads the pedal to stand on the pedal 1 respectively to drive and ride; when the user stops using the wheel barrow, only need with wheel barrow side slope, lean on footboard 1 top subaerial can accomplish the parking support to whole wheel barrow, because relative angle between footboard 1 and the pedal mounting bracket 2 is fixed in locking under the effect of location locking structure, footboard 1 can not take place to rotate, even make footboard 1 realize the function of heel brace among the prior art, make this pedal bearing structure can provide the support of standing for the user promptly, can provide the parking support for the wheel barrow when parking again, need not additionally to set up other heel brace structures again, the product structure is simplified, the product weight is lightened, provide convenience for the user.

In the present embodiment, the positioning and locking structure includes the pawl 21 and the ratchet 11; the pawl 21 is provided on the pedal mounting bracket 2, the ratchet wheel 11 is provided on the pedal 1, and the ratchet wheel 11 is provided coaxially with the rotation axis of the pedal 1 so that the pawl 21 is engaged with the ratchet wheel 11 after the pedal 1 is adjusted to a predetermined angle. Thus, when in use, a user rotates the pedal 1 to the supporting gear of the pedal mounting frame 2, and then engages the ratchet wheel 11 with the pawl 21, so that the pedal 1 is locked on the pedal mounting frame 2, and the relative angle between the pedal 1 and the pedal mounting frame 2 is fixed, namely, the positioning and locking structure locks the pedal 1 on the pedal mounting frame 2 when the pedal 1 rotates to the supporting gear. In other embodiments, the specific structure of the positioning and locking structure can be adjusted according to practical situations, that is, as long as "when the pedal 1 rotates to the supporting gear, the positioning and locking structure locks the pedal 1 to the pedal mounting frame 2" can be realized.

As shown in fig. 1 and 5, in this embodiment, a torsion spring member 22 is further included, and the torsion spring member 22 is disposed between the pedal 1 and the pedal mounting bracket 2 to form a first predetermined elastic force capable of driving the pedal 1 to rotate close to the pedal mounting bracket 2 between the pedal 1 and the pedal mounting bracket 2. Thus, when a user needs to fold the pedals 1 on the wheelbarrow, the positioning locking structure is unlocked, the first preset elastic force stored by the torsion spring piece 22 drives the pedals 1 to be close to the pedal mounting rack 2 to rotate until the pedals are folded on the wheelbarrow, manual operation of the user is not needed for folding, and convenience is provided for the user.

As shown in fig. 6 to 9, in the present embodiment, there is also provided an electric unicycle with the pedal support structure, which includes a pedal support structure, a frame 3, a cover plate 4, a hinge structure and a clamping structure; the pedal mounting rack 2 of the pedal support structure is arranged on the frame, and the cover plate 4 is pivotally arranged on the frame 3 through a hinge structure; the clamping structure comprises a first clamping piece 51 and a second clamping piece 52, and the first clamping piece 51 and the second clamping piece 52 are clamped and matched; first joint spare 51 sets up on apron 4, and second joint spare 52 sets up on frame 3 to when apron 4 rotates the lid and closes on frame 3, first joint spare 51 and second joint spare 52 joint.

When a user needs to turn over and open the cover plate 4 from the frame 3, the cover plate 4 is pulled forcibly, the first clamping piece 51 and the second clamping piece 52 are pulled to be separated, then the cover plate 4 rotates on the frame 3 through the hinge structure until the cover plate is opened, then the user overhauls or cleans parts arranged in the inner space, and after the belt is overhauled, the cover plate 4 is rotationally covered on the frame 3 through the hinge structure until the first clamping piece 51 is clamped with the second clamping piece 52; in the process, a user does not need to disassemble or install other locking connecting pieces such as screws and the like, and only needs to pull or press the cover plate 4 with force, so that the novel locking device has the characteristics of simplicity and convenience in operation, time saving and labor saving, and provides convenience for the user.

In this embodiment, the hinge structure includes a plurality of links; the frame 3, the cover plate 4 and the connecting rods jointly form a connecting rod mechanism, in the connecting rod mechanism, the frame 3 is set as a fixed component, the cover plate 4 is set as a driving part, and the connecting rods are all set as driven parts; and the degree of freedom of the linkage is equal to 1. Thus, since the degree of freedom of the link mechanism is equal to 1, it is limited that the cover 4 can only rotate on a fixed rotation track through the hinge structure, i.e., "the cover 4 is pivotably disposed on the frame 3 through the hinge structure". In other embodiments, the specific structure of the hinge structure may be suitably adjusted according to actual conditions, that is, as long as "the cover 4 is pivotably provided on the frame 3 through the hinge structure" can be realized.

As shown in fig. 8 and 9, in the present embodiment, the plurality of links includes a first rod 61, a second rod 62, a third rod 63, and a fourth rod 64; wherein, one end of the first rod 61 is hinged on the cover plate 4, and the other end of the first rod 61 is hinged on the third rod 63; one end of the second rod 62 is hinged on the cover plate 4, and the other end of the second rod 62 is hinged on the third rod 63; one end of the fourth rod 64 is hinged on the middle position of the first rod 61, and the other end of the fourth rod 64 is hinged on the frame 3; the third rod 63 is hinged on the frame 3; so that 5 moving parts and 7 hinge points are formed in the link mechanism. In this way, in the present link mechanism, if there are 5 moving members, 7 low-pair constraints and 0 high-pair constraint, the degree of freedom of the present link mechanism is 3 × 5-2 × 7-0 — 1, that is, a link mechanism having a degree of freedom of 1 is realized by combining the frame 3, the cover plate 4 and the plurality of links. In other embodiments, the specific number of links and the engagement between the links and the frame 3/the cover 4 may be adjusted as appropriate according to the actual situation, that is, any link mechanism may be used as long as the degree of freedom of the combination is 1.

In this embodiment, the hinge structure further includes an elastic member 65, and the elastic member 65 is disposed between any two components in the link mechanism to form a second predetermined elastic force on the hinge structure, which can drive the cover plate 4 to turn open on the frame 3, and the second predetermined elastic force is smaller than the disengagement tension between the first engaging member 51 and the second engaging member 52. Like this, when the user pulls apron 4, first joint spare 51 and second joint spare 52 throw off, under the second of elastic component 65 predetermines the elasticity effect, drive apron 4 turns over on frame 3 and opens, need not the user and further exert the power of pulling, and can be under this second predetermines the elasticity effect, apron 4 keeps the open mode, provides convenience for the user.

In the present embodiment, the elastic member 65 is disposed between the first rod 61 and the second rod 62. In other embodiments, the specific arrangement of the elastic member 65 can be adjusted according to actual conditions.

In this embodiment, the elastic member 65 is a gas spring. In other embodiments, the specific type of the elastic member 65 may be adjusted according to the actual situation.

In this embodiment, the hinge structure further includes a first mount 66 and a second mount 67; first mount 66 sets up on apron 4, and second mount 67 sets up on frame 3, and first pole 61 and second pole 62 articulate respectively and set up on first mount 66, and third pole 63 and fourth pole 64 articulate respectively and set up on second mount 67. Thus, during assembly, only the first mounting seat 66 needs to be mounted on the cover plate 4, and the second mounting seat 67 only needs to be mounted on the frame 3, so that the production process is simplified.

In this embodiment, the first engaging member 51 is a locking post, the second engaging member 52 is a contact ball type door latch, and the locking post is locked with the contact ball type door latch. In other embodiments, the specific types of the first and

second clips

51 and 52 can be adjusted according to the actual situation.

In the present embodiment, a wheel 7 is further included, a tire mounting space is provided on the frame 3, and the wheel 7 is disposed in the tire mounting space.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims

1. Pedal bearing structure, its characterized in that includes: the pedal locking mechanism comprises a pedal, a pedal mounting frame and a positioning locking structure;

the pedal is pivotally arranged on the pedal mounting frame, the positioning locking structure is arranged between the pedal and the pedal mounting frame, a support gear is arranged on the pedal mounting frame, so that the pedal rotates to the support gear, and the positioning locking structure locks the pedal on the pedal mounting frame.

2. The footrest support structure of claim 1 wherein the positioning and locking structure comprises a pawl and a ratchet;

the pawl is arranged on the pedal mounting frame, the ratchet wheel is arranged on the pedal, and the ratchet wheel and the rotation axis of the pedal are coaxially arranged, so that the pawl is meshed with the ratchet wheel after the pedal is adjusted to a preset angle.

3. The footrest support structure of claim 1, further comprising a torsion spring member disposed between the footrest and the footrest mounting bracket to form a first predetermined elastic force between the footrest and the footrest mounting bracket that can drive the rotation of the footrest closer to the footrest mounting bracket.

4. Electric unicycle, characterized in that includes: a pedal support structure, a frame, a cover plate, a hinge structure and a snap structure according to any one of claims 1 to 3;

wherein the pedal mounting rack is arranged on the frame;

the cover plate is pivotally arranged on the frame through the hinge structure;

the clamping structure comprises a first clamping piece and a second clamping piece, and the first clamping piece and the second clamping piece are clamped and matched;

first joint spare sets up on the apron, second joint spare sets up on the frame, with the apron rotates the lid to close when on the frame, first joint spare with second joint spare joint.

5. The powered unicycle of claim 4, wherein the articulation structure comprises a plurality of links;

the frame, the cover plate and the connecting rods jointly form a connecting rod mechanism, in the connecting rod mechanism, the frame is arranged as a fixed component, the cover plate is arranged as a driving part, and the connecting rods are arranged as driven parts;

and the degree of freedom of the linkage is equal to 1.

6. The powered unicycle of claim 5, wherein the plurality of links comprises a first bar, a second bar, a third bar, and a fourth bar;

one end of the first rod is hinged to the cover plate, and the other end of the first rod is hinged to the third rod;

one end of the second rod is hinged to the cover plate, and the other end of the second rod is hinged to the third rod;

one end of the fourth rod is hinged to the middle position of the first rod, and the other end of the fourth rod is hinged to the frame;

the third rod is hinged on the frame;

so that 5 moving parts and 7 hinge points are formed in the link mechanism.

7. The powered unicycle of claim 6, wherein the hinge structure further comprises a resilient member disposed between any two members of the linkage mechanism to provide a second predetermined resilient force on the hinge structure that can drive the lid to flip open on the frame, the second predetermined resilient force being less than a disengagement tension between the first and second catches.

8. The powered unicycle of claim 7, wherein the resilient member is disposed between the first and second bars.

9. The powered unicycle of claim 8, wherein the resilient member is a gas spring.

10. The powered unicycle of claim 6, wherein the articulation structure further comprises a first mount and a second mount;

the first mounting seat is arranged on the cover plate, the second mounting seat is arranged on the frame, the first rod and the second rod are respectively hinged to the first mounting seat, and the third rod and the fourth rod are respectively hinged to the second mounting seat.