CN210063261U

CN210063261U - Folding mechanism

Info

Publication number: CN210063261U
Application number: CN201920960039.6U
Authority: CN
Inventors: 吴江洪
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-24
Filing date: 2019-06-24
Publication date: 2020-02-14
Anticipated expiration: 2029-06-24

Abstract

The utility model discloses a folding mechanism, including first joint, second joint and wear to arrange the installation axle in on first joint and the second joint in. The first joint at least has an unfolding position and a folding position relative to the second joint, and the outer edge of the second joint is provided with an unfolding clamping groove and a folding clamping groove. Wherein, the folding mechanism of the utility model also comprises a clamping piece, an elastic piece and a releasing operation piece. The card releasing operation part is arranged on the first joint in a sliding mode, the clamping part is located between the card releasing operation part and the installation shaft, the clamping part is further arranged in a linkage mode with the card releasing operation part, the elastic part is arranged between the first joint and one of the clamping part and the card releasing operation part, the elastic part constantly has the tendency of driving the clamping part to drive the clamping part to move in a linkage mode to enable the card releasing operation part to slide towards the second joint, the clamping part slides into the unfolding clamping groove or the folding clamping groove aligned with the clamping part under the action of the elastic part, and the outer edge of the second joint located between the unfolding clamping groove and the folding clamping groove is arc. The utility model discloses a mechanism of folding up has the advantage of simple operation.

Description

Folding mechanism

Technical Field

The utility model relates to a scooter especially relates to a locate folding mechanism of operation is received in order to realize opening up relatively between locomotive and the automobile body of scooter.

Background

With the continuous development of economy and the continuous progress of society, various consumer goods are provided for the life of people so as to meet the individual pursuit of people, and the scooter is one of the consumer goods.

As is well known, a scooter is a sports equipment with the functions of physical exercise and leisure instead of walking, so that the scooter is more and more favored by people. Among them, the scooter can be classified into an electric type and a non-electric type according to the power source. The electric scooter and the electric bicycle are examples of the electric type. The scooter, whether electric or non-electric, has a folding function to satisfy the requirement that the scooter can be folded when not in use, so that people can conveniently store or carry the scooter, and the scooter is more and more popular.

The folding and unfolding device is arranged between the head and the body of the scooter to realize the relative folding and unfolding operation between the head and the body, and comprises a first joint fixed with the head and a second joint fixed with the body, wherein the first joint and the second joint can pivot relatively by means of an installation shaft; meanwhile, the second joint is provided with an unfolding pin hole corresponding to the unfolding position and a folding pin hole corresponding to the folding position, and the first joint is provided with a bolt, so that when the first joint and the second joint are in the unfolding position, an operator inserts the bolt into the unfolding pin hole aligned with the bolt so as to lock the first joint and the second joint at the positions; when folding is required, the operator pulls out the plug pin at the moment, then pivots the first joint and the second joint to the folding position, and inserts the plug pin into the folding pin hole aligned with the plug pin at the moment so as to lock the first joint and the second joint at the position. However, the existing unfolding device has the defect of inconvenient operation.

Therefore, there is a need for a folding mechanism with easy operation to overcome the above-mentioned drawbacks.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a folding mechanism of simple operation.

In order to achieve the above object, the utility model provides a folding mechanism locates between automobile body and the locomotive in the scooter, including be used for with locomotive assembled connection's first joint, be used for with automobile body assembled connection's second joint and wear to arrange in installation axle on first joint and the second joint, first joint is winding the installation axle is relative the in-process of second joint pivot is relative at least the second joint has an expansion position and a position of folding up, the matching has been seted up to the outer fringe of second joint the expansion draw-in groove and the matching of expansion position the draw-in groove of folding up of position, the notch of expansion draw-in groove and the draw-in groove of folding up the two makes the outer fringe disjointed section of second joint arranges. The folding mechanism of the present invention further includes a locking member, an elastic member and a locking releasing operation member, the locking releasing operation member is disposed along the radial direction of the installation shaft and is slidably disposed in the first joint, the locking member is disposed along the radial direction of the installation shaft and is located between the locking releasing operation member and the installation shaft, the locking member is further disposed in linkage with the locking releasing operation member, the elastic member is disposed between the first joint and one of the locking member and the locking releasing operation member, the elastic member constantly has a tendency to drive the locking member to interlock with the locking releasing operation member to slide together to the second joint, the locking member slides into an unfolding clamping groove or a folding clamping groove aligned with the locking member under the action of the elastic member, and the second joint is located between the unfolding clamping groove and the folding clamping groove and has an outer edge in an arc shape.

Preferably, the outer edge of the second joint between the unfolding clamp groove and the folding clamp groove is an outward convex arc with an arc center located on the axial lead of the mounting shaft.

Preferably, the elastic element is sleeved on the card releasing operation element.

Preferably, the folding mechanism of the utility model further comprises a locking piece, an elastic reset piece, a lock releasing operation piece and a connecting rod, the connecting rod is arranged on the mounting shaft in a penetrating manner in a sliding manner along the radial direction of the mounting shaft, the connecting rod is provided with a first end extending out of the mounting shaft and adjacent to the unfolding clamp groove and a second end extending out of the mounting shaft and far away from the unfolding clamp groove, the locking piece is arranged at the second end of the connecting rod, the lock releasing operation piece is arranged at the first end of the connecting rod, the elastic reset piece is arranged between the second joint and one of the locking piece and the connecting rod, the first joint is provided with a matching locking part matched with the locking part, the locking part is aligned with the matching locking part when the matching locking part is aligned with the unfolding clamping groove, the elastic reset piece always has the tendency of driving the locking piece to slide to be locked with the matching locking part.

Preferably, the end of the release operation member is hinged to the first end of the connecting rod, the end of the release operation member has a cam structure, and the mounting shaft has a platform structure matched with the cam structure.

Preferably, the second joint is provided with a long guide sliding hole for guiding and sliding the locking piece, and the locking piece penetrates through the long guide sliding hole along the axial direction of the mounting shaft.

Preferably, the locking piece is of a pin structure, and the lock releasing operation piece is of a handle structure.

Preferably, the first joint includes two first joint pieces arranged along the axial direction of the installation shaft in a spaced manner, a connecting structure connecting the two first joint pieces together, and an installation block located between the two first joint pieces, the card releasing operation member is slidably disposed on the installation block in a penetrating manner, each first joint piece is provided with a sliding long hole arranged along the radial direction of the installation shaft, and the engaging member is disposed in the sliding long hole along the axial direction of the installation shaft in a penetrating manner.

Preferably, the second joint includes two second joint pieces spaced apart from each other along the axial direction of the mounting shaft, and a connecting structure connecting the two second joint pieces together, the two first joint pieces are embedded between the two second joint pieces, the mounting shaft is inserted through the first joint pieces and the second joint pieces, the expansion clamping groove is respectively located on each second joint piece, and the folding clamping groove is respectively located on each second joint piece.

Preferably, the engaging member is of a pin structure, and the releasing operating member is of a screw structure.

Compared with the prior art, the card releasing operation part is arranged on the first joint in a sliding manner along the radial direction of the installation shaft, the clamping part is positioned between the card releasing operation part and the installation shaft along the radial direction of the installation shaft, the clamping part is also arranged in a linkage manner with the card releasing operation part, the elastic part is arranged between the first joint and one of the clamping part and the card releasing operation part, the elastic part constantly has the tendency of driving the clamping part to slide towards the second joint together with the card releasing operation part in a linkage manner, the clamping part slides into the unfolding clamping groove or the folding clamping groove aligned with the clamping part under the action of the elastic part, and the outer edge of the second joint positioned between the unfolding clamping groove and the folding clamping groove is; therefore, the operator can slide the engaging member out of one of the unfolding slot and the folding slot by the releasing operating member, and when the first joint is switched around the mounting shaft in the direction of aligning the clamping piece with the other of the unfolding slot and the folding slot, the elastic piece at the moment ensures that the clamping piece is kept in a state of abutting against the outer edge of the second joint between the unfolding clamping groove and the folding clamping groove, because the outer edge of the second joint between the unfolding clamping groove and the folding clamping groove is arc-shaped, the clamping piece is positioned at the outer edge between the unfolding clamping groove and the folding clamping groove along the second joint in the process of switching the alignment direction of the clamping piece and the other one of the unfolding clamping groove and the folding clamping groove around the installation shaft by the first joint, thereby the clamping piece automatically slides into the other one of the unfolding clamping groove and the folding clamping groove under the action of the elastic piece, thereby ensuring the convenient operation of the folding mechanism.

Drawings

Fig. 1 is a schematic plane structure view of the folding mechanism disposed on the body and the head of the electric scooter of the present invention in the front view direction.

Fig. 2 is a schematic view of a three-dimensional structure of the folding mechanism of the present invention when the first joint is in the unfolded position.

Fig. 3 is a schematic perspective exploded view of the folding mechanism shown in fig. 2.

Fig. 4 is a schematic plan view of the folding mechanism of the present invention in the unfolded position and in the front view direction at the first joint.

Fig. 5 is a schematic plan view of the folding mechanism of the present invention in the folding position at the first joint and in the front view direction.

Detailed Description

In order to explain technical contents and structural features of the present invention in detail, the following description is made with reference to the embodiments and the accompanying drawings.

Referring to fig. 1, the folding mechanism 10 of the present invention is disposed between the body 20 and the head 30 of the scooter (e.g. electric scooter or non-electric scooter), so as to realize the relative folding and unfolding operation between the head 30 and the body 20 by means of the folding mechanism 10 of the present invention, so that the folded scooter is convenient for collection, transportation and carrying, but not limited thereto.

Referring to fig. 2 and 3, the folding mechanism 10 of the present invention includes a locking member 14, an elastic member 15, a releasing operation member 16, a first joint 11 for assembling with the head 30, a second joint 12 for assembling with the body 20, and an installation shaft 13 penetrating the first joint 11 and the second joint 12. The first joint 11 at least has an unfolding position shown in fig. 1 or fig. 4 and a folding position shown in fig. 5 relative to the second joint 12 in the process of pivoting relative to the second joint 12 around the mounting shaft 13, so that the first joint 11 pivots relative to the second joint 12 to realize the switching between the unfolding position and the folding position of the first joint 11; the outer edge 12a of the second joint 12 is provided with an unfolding clamping groove 121 matched with the unfolding position and a folding clamping groove 122 matched with the folding position, and the notches of the unfolding clamping groove 121 and the folding clamping groove 122 enable the outer edge 12a of the second joint 12 to be in a broken joint arrangement, namely the outer edge 12a does not extend continuously but is separated due to the existence of the notches; the card releasing operation member 16 is slidably disposed on the first joint 11 along the radial direction of the mounting shaft 13, so that the card releasing operation member 16 can slide relative to the first joint 11, preferably, the card releasing operation member 16 is a screw structure, so as to facilitate the assembly of the card releasing operation member 16 and the engaging member 14, but is not limited thereto; the engaging member 14 is located between the releasing operation member 16 and the mounting shaft 13 along the radial direction of the mounting shaft 13, as shown in fig. 3, the engaging member 14 is further arranged in linkage with the releasing operation member 16, so that one of the two slides along with the other, preferably, the engaging member 14 is in a pin structure, which simplifies the structure of the engaging member 14 on one hand and ensures the reliability of the engagement on the other hand, but is not limited thereto; the elastic member 15 is arranged between the engaging member 14 and the first joint 11, and the elastic member 15 constantly has a tendency of driving the engaging member 14 to move together with the releasing operation member 16 and slide towards the second joint 12, so that the engaging member 14 always keeps a state of abutting against the edge 12a of the second joint 12, or the elastic member 15 automatically slides into the unfolding slot 121 and the folding slot 122 of the second joint 12; the engaging member 14 slides into the unfolding clamp groove 121 or the folding clamp groove 122 aligned with the engaging member 14 under the action of the elastic member 15, and the outer edge of the second joint 12 between the unfolding clamp groove 121 and the folding clamp groove 122 is an arc 12b, preferably, the outer edge of the second joint 12 between the unfolding clamp groove 121 and the folding clamp groove 122 is an outward arc with an arc center on the axial line of the mounting shaft 13, so that the engaging member 14 can slide more smoothly along the outer edge of the second joint 12 between the unfolding clamp groove 121 and the folding clamp groove 122 when the first joint 11 is switched between the unfolding position shown in fig. 4 and the folding position shown in fig. 5, thereby further improving the convenience of operation, but not limited thereto. It can be understood that, according to practical needs, the elastic member 15 may be disposed between the releasing operation member 16 and the first joint 11, and the tendency of the engaging member 14 to slide toward the second joint 12 can be achieved, but not limited thereto. More specifically, the following:

as shown in fig. 3, the elastic member 15 is further sleeved on the card releasing operation member 16, and the card releasing operation member 16 guides the elastic deformation of the elastic member 15, so that the elastic member 15 provides a reliable elastic restoring force; for example, the elastic member 15 is a compression spring, but of course, an extension spring is selected according to actual requirements, so the invention is not limited thereto.

As shown in fig. 2 to 4, in order to enhance the stability between the first joint 11 and the second joint 12 when the first joint is in the unfolded position, the folding mechanism 10 of the present invention further includes a locking member 17, an elastic restoring member 18, a locking releasing operation member 19 and a connecting rod 12 c. The connecting rod 12c is slidably arranged on the mounting shaft 13 along the radial direction of the mounting shaft 13, so that the connecting rod 12c can slide on the mounting shaft 13; the connecting rod 12c has a first end extending out of the mounting shaft 13 and adjacent to the unfolding clamp slot 121 and a second end extending out of the mounting shaft 13 and far away from the unfolding clamp slot 121, the locking element 17 is mounted at the second end of the connecting rod 12c, the unlocking operation element 19 is mounted at the first end of the connecting rod 12c, the elastic reset element 18 is arranged between the locking element 17 and the second joint 12, the first joint 11 has a matching locking part 111 matching with the locking element 17, the locking element 17 is aligned with the matching locking part 111 when the locking element 14 is aligned with the unfolding clamp slot 121, and the elastic reset element 18 constantly has a tendency of driving the locking element 17 to slide to be locked with the matching locking part 111; therefore, by locking the locking element 17 with the locking portion 111 and the engaging element 14 with the unfolding slot 121, the locking position between the first joint 11 and the second joint 12 is increased, thereby achieving the purpose of improving the stability of the first joint 11 and the second joint 12 in the unfolded position. Specifically, the end of the release operation member 19 is hinged to the first end of the connecting rod 12c, the end of the release operation member 19 has a cam structure 191, the mounting shaft 13 has a platform structure 131 matched with the cam structure 191, as shown in fig. 3, so that during the pivoting process of the release operation member 19 relative to the connecting rod 12c, the cam structure 191 is driven to roll on the platform structure 131 of the mounting shaft 13, thereby pulling the connecting rod 12c to slide on the mounting shaft 13, and further driving the locking member 17 to slide or slide away from the position locked with the matching portion 111, thereby simplifying the release operation process. More specifically, the second joint 12 is provided with a long sliding guide hole 123 for guiding and sliding the locking piece 17, and the locking piece 17 penetrates through the long sliding guide hole 123 along the axial direction of the mounting shaft 13, so that the sliding of the locking piece 17 on the second joint 12 is smoother; for example, the locking element 17 is a pin structure, such as but not limited to a flat pin structure, to simplify the structure and increase the contact area of the locking, the lock releasing operation element 19 is a handle structure, and the elastic restoring element 18 is a compression spring or an extension spring, which is not limited thereto. It is understood that the elastic restoring member 18 can be disposed between the connecting rod 12c and the second joint 12 according to the actual requirement, and can also make the locking member 17 have a tendency to slide toward the engaging portion 111, but is not limited thereto.

As shown in fig. 2 to 5, the first joint 11 includes two first joint pieces 11a arranged at a distance from each other in the axial direction of the mounting shaft 13, a connecting structure 11b connecting the two first joint pieces 11a together, and a mounting block 11c located between the two first joint pieces 11 a. The card releasing operation piece 16 is slidably arranged on the mounting block 11c in a penetrating manner, and the mounting block 11c supports the card releasing operation piece 16; each first joint piece 11a is provided with a sliding long hole 11d arranged along the radial direction of the mounting shaft 13, and the clamping piece 14 penetrates through the sliding long hole 11d along the axial direction of the mounting shaft 13, so that the clamping release operation piece 16, the clamping piece 14 and the elastic piece 15 are conveniently assembled and distributed on the first joint 11; for example, the connecting structure 11b may be a detachable screw connection assembly, and of course, according to actual needs, the connecting structure 11b and the two first joint pieces 11a may be fixedly connected by welding, but not limited thereto.

As shown in fig. 2 to 5, the second joint 12 includes two second joint pieces 12d spaced apart from each other in the axial direction of the mounting shaft 13 and a connecting structure 12e connecting the two second joint pieces 12d together. The two first joint pieces 11a are embedded between the two second joint pieces 12d, the mounting shafts 13 are arranged at the first joint pieces 11a and the second joint pieces 12d in a penetrating manner, the unfolding clamping grooves 121 are respectively positioned on each second joint piece 12d, and the folding clamping grooves 122 are respectively positioned on each second joint piece 12d, so that the design aims to facilitate the assembly and layout of the locking piece 17, the elastic resetting piece 18, the unlocking operation piece 19, the connecting rods 12c and the two first joint pieces 11a at the second joints 12; for example, the connecting structure 12e may be a detachable threaded connection component, and of course, according to actual needs, the connecting structure 12e and the two second joint pieces 12d may be fixedly connected by welding, but not limited thereto.

Compared with the prior art, because the card releasing operation member 16 is slidably arranged on the first joint 11 along the radial direction of the mounting shaft 13, the engaging member 14 is positioned between the card releasing operation member 16 and the mounting shaft 13 along the radial direction of the mounting shaft 13, the engaging member 14 is further arranged in a linkage manner with the card releasing operation member 16, the elastic member 15 is arranged between one of the engaging member 14 and the card releasing operation member 16 and the first joint 11, the elastic member 15 constantly has a tendency of driving the engaging member 14 to be interlocked with the card releasing operation member 16 to slide to the second joint 12, during the pivoting process of the first joint 11 relative to the second joint 12 around the mounting shaft 13, the engaging member 14 can be selectively aligned with the unfolding slot 121 or the folding slot 122, the engaging member 14 automatically slides into the unfolding slot 121 or the folding slot 122 aligned with the engaging member 14 under the action of the elastic member 15, and the outer edge of the second joint 12 between the unfolding slot 121 and the folding slot 122 is an arc 12 b; therefore, when the operator slides the engaging member 14 out of one of the expanded engaging groove 121 and the folded engaging groove 122 by the releasing operating member 16, and switches the first joint 11 around the mounting shaft 13 in the direction of aligning the engaging member 14 with the other of the expanded engaging groove 121 and the folded engaging groove 122, the elastic member 15 keeps the engaging member 14 in a state of abutting against the outer edge of the second joint 12 between the expanded engaging groove 121 and the folded engaging groove 122, because the outer edge of the second joint 12 between the expanded engaging groove 121 and the folded engaging groove 122 is the arc-shaped 12b, the engaging member 14 slides smoothly along the outer edge of the second joint 12 between the expanded engaging groove 121 and the folded engaging groove 122 during the switching of the first joint 11 around the mounting shaft 13 in the direction of aligning the engaging member 14 with the other of the expanded engaging groove 121 and the folded engaging groove 122, so that the engaging member 14 automatically slides into the other of the expanded engaging groove 121 and the folded engaging groove 122 under the action of the elastic member 15, therefore, the folding mechanism 10 of the present invention is convenient to operate.

It should be noted that, the engaging member 14 is also linked with the card releasing operation member 16, and the engaging member 14 is fixedly connected with the card releasing operation member 16, so that the two members cannot move relatively, but is not limited thereto; in addition, the aforementioned matching of the opening slot 121 matched with the opening position and the folding slot 122 matched with the folding position formed in the outer edge 12a means that when the first joint 11 pivots to the opening position relative to the second joint 12, the engaging member 14 and the opening slot 121 are enabled, so that the engaging member 14 automatically slides into the opening slot 121 under the action of the elastic member 15 to lock the first joint 11 and the second joint 12 at the positions; similarly, when the first joint 11 pivots to the retracted position relative to the second joint 12, the engaging member 14 and the folding slot 122 are caused, so that the engaging member 14 automatically slides into the folding slot 122 under the action of the elastic member 15, and the first joint 11 and the second joint 12 at the positions are locked.

The above disclosure is only a preferred embodiment of the present invention, and certainly should not be limited thereto, since the equivalent changes and modifications of the present invention are intended to fall within the scope of the present invention.

Claims

1. A folding mechanism is arranged between a scooter body and a scooter head and comprises a first joint, a second joint and an installation shaft, wherein the first joint is used for being assembled and connected with the scooter head, the second joint is used for being assembled and connected with the scooter body, the installation shaft penetrates through the first joint and the second joint, the first joint at least has an unfolding position and a folding position relative to the second joint in the process of pivoting relative to the second joint around the installation shaft, the outer edge of the second joint is provided with an unfolding clamping groove matched with the unfolding position and a folding clamping groove matched with the folding position, and the notches of the unfolding clamping groove and the folding clamping groove enable the outer edge of the second joint to be in broken joint arrangement, the folding mechanism is characterized by further comprising a clamping piece, an elastic piece and a releasing operation piece, the releasing operation piece is arranged on the first joint in a sliding mode along the radial direction of the installation shaft, the clamping piece is located between the card releasing operation piece and the installation shaft along the radial direction of the installation shaft, the clamping piece is further arranged in a linkage mode with the card releasing operation piece, the elastic piece is arranged between the first joint and one of the clamping piece and the card releasing operation piece, the elastic piece constantly has a tendency of driving the clamping piece to drive the card releasing operation piece to slide to the second joint together in a linkage mode, the clamping piece slides into an unfolding clamping groove or a folding clamping groove aligned with the clamping piece under the action of the elastic piece, and the outer edge of the second joint located between the unfolding clamping groove and the folding clamping groove is arc-shaped.

2. The folding mechanism of claim 1, wherein an outer edge of the second joint between the deployment slot and the folding slot is an outward convex arc with an arc center located on an axial center line of the mounting shaft.

3. The folding mechanism of claim 1 wherein the resilient member is further mounted around the release actuator.

4. The folding mechanism of claim 1, further comprising a locking member, an elastic restoring member, a release operating member, and a link, the connecting rod is arranged on the mounting shaft in a penetrating manner in a sliding manner along the radial direction of the mounting shaft, the connecting rod is provided with a first end extending out of the mounting shaft and adjacent to the unfolding clamp groove and a second end extending out of the mounting shaft and far away from the unfolding clamp groove, the locking piece is arranged at the second end of the connecting rod, the lock releasing operation piece is arranged at the first end of the connecting rod, the elastic reset piece is arranged between the second joint and one of the locking piece and the connecting rod, the first joint is provided with a matching locking part matched with the locking part, the locking part is aligned with the matching locking part when the matching locking part is aligned with the unfolding clamping groove, the elastic reset piece always has the tendency of driving the locking piece to slide to be locked with the matching locking part.

5. The folding mechanism of claim 4 wherein an end of the release operation member is hingedly connected to the first end of the link, and wherein the end of the release operation member has a cam structure and the mounting shaft has a platform structure that cooperates with the cam structure.

6. The folding mechanism of claim 4, wherein the second joint has a long slide guiding hole for guiding the locking member to slide, and the locking member is disposed in the long slide guiding hole along the axial direction of the mounting shaft.

7. The folding mechanism of claim 4, wherein the locking element is a pin structure and the release actuator is a handle structure.

8. The folding mechanism of claim 1, wherein the first joint includes two first joint pieces spaced apart from each other along an axial direction of the mounting shaft, a connecting structure connecting the two first joint pieces together, and a mounting block located between the two first joint pieces, the releasing operation member is slidably inserted into the mounting block, each of the first joint pieces is provided with a sliding slot arranged along a radial direction of the mounting shaft, and the engaging member is inserted into the sliding slot along the axial direction of the mounting shaft.

9. The folding mechanism of claim 8, wherein the second joint includes two second joint pieces spaced apart from each other along an axial direction of the mounting shaft, and a connecting structure connecting the two second joint pieces, the two first joint pieces are embedded between the two second joint pieces, the mounting shaft is inserted through the first joint pieces and the second joint pieces, the expansion slot is respectively located on each of the second joint pieces, and the folding slot is respectively located on each of the second joint pieces.

10. The folding mechanism of claim 1, wherein the engaging member is a pin structure and the releasing operation member is a screw structure.