TWM621346U - Balance shaft structure - Google Patents

Abstract

A balance shaft structure for a three-wheel running vehicle includes a support seat, a base, a first spring, a second spring, a rotating shaft structure, a rotating sheet structure and a cover plate. Both ends of the base are provided with connecting rods, the base is arranged in the center of the support base, and the connecting rods on both sides of the base are respectively located in the connecting grooves on both sides of the middle of the support base. The first spring covers the first guide piece and is jointly arranged in the first placement space. The second spring covers the second guide piece and is jointly arranged in the second placement space. A part of the rotating shaft structure is arranged inside the middle of the base and another part of the structure is outside the middle of the base. The rotating piece structure is arranged across the first installation space and the second installation space and the middle part thereof is connected with the rotating shaft structure. When running on bumpy roads, the running car maintains its balance through the angular rotation of the rotating plate structure of the balance shaft.

Description

Balance shaft structure

A balance shaft structure, especially a balance shaft structure suitable for stably balancing the left and right wheels of a three-wheeled running vehicle.

Press, the general tricycle structure is a bicycle composed of three wheels, most of which are driven by manpower, but with the progress of the times, there are also ways to use fuel or electric power to drive the tricycle. The source has the driver's seat and separate wheels for the driver to ride and push the tricycle to move, while the manned and cargo-carrying parts will have two wheels and space for cargo and people.

Generally, tricycles are prone to over-tilting or even tilting when encountering road bumps, when the road is excessively inclined or trying to steer while driving, and they may even roll over due to centrifugal force. Providing tricycles with relatively stable balance, maneuverability and safety is an urgent problem for the relevant industry to solve.

This creation proposes a balance shaft structure, which can make the existing three-wheeled running vehicle maintain a stable balance when running on a bumpy road or trying to turn while driving, and is not easy to cause the vehicle to roll over.

This creation provides a balance shaft structure, which is suitable for stably balancing the left and right wheels of a running vehicle. The balance shaft structure includes a support seat, a base, a first spring, a second spring, a rotating shaft structure, a rotating plate structure and a cover plate. The whole of the support base is a symmetrical component, wherein the middle two side wings of the support base are each provided with a connecting groove. Both ends of the base are provided with connecting rods, the base is arranged in the center of the support base, and the connecting rods on both sides of the base are respectively located in the connecting grooves on both sides of the middle of the support base, wherein the base divides the support base into a first placement space with second placement space. The first spring covers the first guide piece and is jointly disposed in the first placement space, wherein the first guide piece abuts against and connects with two side walls of the first placement space. The second spring covers the second guide piece and is jointly disposed in the second placement space, wherein the second guide piece abuts against and connects to two side walls of the second placement space. A part of the rotating shaft structure is arranged inside the middle of the base and the other part is outside the middle of the base. The rotating shaft structure has a plurality of limiting grooves and a positioning ball, wherein the rotating shaft structure has at least one bearing or a bushing. The rotating piece structure is arranged across the first placement space and the second placement space, and the middle part thereof is connected with the rotating shaft structure, and two ends of the rotating piece structure are respectively located between the first spring and the second spring. The cover plate is arranged above the middle of the rotating piece structure to fix the rotating piece structure and the rotating shaft structure, wherein the cover plate has a plurality of connecting screw posts. Among them, when the running vehicle is traveling on bumpy roads or trying to steer, it can maintain the balance through the angular rotation of the rotating plate structure in the balance shaft structure.

In an embodiment of the present invention, the entire support base is a symmetrical groove, and the connecting groove is a sub-groove.

In an embodiment of the present invention, the entire support base is two independent and mutually symmetrical concave bodies, and the connecting groove of each concave body is a hole.

In an embodiment of the present invention, when the balance shaft structure is subjected to an external force, so that the rotating plate structure moves in the positive direction and is pressed against the first and second springs, the first and second springs will exert restoring force to act on the The rotating piece structure moves the rotating piece structure in the opposite direction to maintain the balance of the left and right wheels of the running vehicle.

In one embodiment of the present invention, the balance shaft structure further includes a casing, the upper and lower holes of the casing are respectively provided with an upper opening and a lower opening, wherein the casing is used to cover the whole of the balance shaft structure.

In an embodiment of the present invention, the balance shaft structure further includes an ear-shaped fixing block, wherein the middle part of the ear-shaped fixing block passes through the opening on the casing to be pivotally connected with the plurality of connecting screw posts of the cover plate.

In an embodiment of the present invention, the rotating piece structure and the rotating shaft structure are linked with each other, and the limiting ball is engaged with one of the plurality of limiting grooves according to the actuation, so as to prevent the vehicle from sliding sideways when the vehicle is parked.

In an embodiment of the present invention, both sides of the ear-shaped fixing block are pivotally connected to the connecting plate of the front bracket of the running vehicle.

In an embodiment of the present invention, the balance shaft structure is disposed on the mounting seat of the running vehicle, and the connecting rods are respectively fixed through and fixed on both sides of the mounting seat.

In an embodiment of the present invention, when the running vehicle is inclined during traveling to generate an inclination angle and a torsion force, the connecting plate transmits the torsion force to the balance shaft structure through the ear-shaped fixing block, and the balance shaft structure receives the external force after receiving the external force. It will act on the rotating plate structure to generate angular rotation to keep the running car in balance, and the torque is the external force.

To sum up, the balance shaft structure disclosed in this creative embodiment can achieve the following effects: 1. Improve the balance and maneuverability of the tricycle vehicle when traveling. 2. Generate a reverse force and a rotation angle to maintain the balance of the vehicle body, which not only improves the stability during manipulation, but also increases the safety during travel.

The following describes in detail with specific embodiments, when it is easier to understand the purpose, technical content, characteristics and effects of this creation.

In order to solve the problem that the existing three-wheeled running vehicle loses its balance when traveling on bumpy roads or trying to turn while driving, and to improve the accident of overturning when driving and turning, the creator will introduce this creation in detail after years of research and development. How to achieve the most efficient functional demands with a balance shaft structure that is suitable for stably balancing the left and right wheels of the running car.

Please refer to Figures 1 to 6 and 14. Figure 1 is a schematic diagram of a running vehicle with a balance shaft structure created by the present invention. The second picture is an enlarged schematic diagram of the balance shaft structure pivot connecting plate of the present creation. The third figure is another enlarged schematic view of the pivoted connecting plate of the balance shaft structure of the present invention. The fourth figure is a schematic diagram of the appearance of the balance shaft structure of this creation. The fifth picture is a schematic diagram of the separation and explosion of the balance shaft structure of this creation. The sixth figure is a schematic diagram of the internal structure of the balance shaft structure of this creation. Figure 14 is a schematic diagram of a preferred embodiment of the present invention with a balance shaft structure. The inventive embodiment provides a balance shaft structure TA, which is suitable for stably balancing the left and right wheels of a running vehicle CR, so as to improve the running vehicle CR to have better balance and controllability, that is, it can avoid excessive tilting of the body of the running vehicle CR. situation. The balance shaft structure 100 is disposed on the mounting seat SR of the running vehicle CR, and the connecting rods 122 are respectively penetrated and fixed on both sides of the mounting seat SR, wherein the mounting seat SR is adjacent to the rear seat BR. In detail, the balance shaft structure TA includes a support base 110 , a base 120 , a first spring 130 , a second spring 140 , a rotating shaft structure 150 , a rotating piece structure 160 and a cover plate 170 . The whole of the support base 110 is a symmetrical component, wherein the middle two side wings of the support base 110 each have a connecting groove 112 . Both ends of the base 120 have a connecting rod 122, and the base 120 is disposed at the center of the support base 110, and the connecting rods 122 on both sides of the base 120 are located in the connecting grooves 112 on both sides of the middle of the support base 110, wherein the base 120 divides the support base 110 into a first placement space TR1 and a second placement space TR2. In one embodiment, the entire support base 110 is a symmetrical groove, and the connecting groove 112 is a sub-groove, which is an integrated support base. In another embodiment, the entire support base 110 is two independent and mutually symmetrical concave bodies, and the connecting groove 112 of each concave body is a hole, as shown in FIG. 14 , this is a separate independent support seat. In the implementation of FIG. 14 , the base 120 is smaller than the base 120 of the embodiment of FIG. 6 .

In addition, as shown in FIG. 6 , the first spring 130 of this creative embodiment covers the first guide piece 135 and is co-located in the first placement space TR1 , wherein the first guide piece 135 abuts against and connects with the first guide piece 135 . The two side walls of the space TR1 are arranged, so the first spring 130 can only perform compression or recovery movement along the direction of the first guide piece 135 . The second spring 140 in this creative embodiment covers the second guide piece 145 and is disposed together in the second placement space TR2, wherein the second guide piece 145 abuts against and connects to the two side walls of the second placement space TR2, so the first The two springs 140 can only compress or recover in the direction of the second guide piece 145 . A part of the rotating shaft structure 150 is disposed inside the middle of the base 120 and the other part is exposed outside the middle of the base 120 . As shown in the sixth figure, the rotating shaft structure 150 of this creative embodiment has a plurality of limiting grooves 155 and a positioning bead 156, wherein the rotating shaft structure 150 has at least one bearing 190 or a bushing.

Furthermore, the rotating piece structure 160 is disposed across the first placement space TR1 and the second placement space TR2 and the middle part thereof is connected with the rotating shaft structure 150, and the two ends of the rotating piece structure 160 are respectively located at the first spring 130 and the second spring. The middle of 140 is engaged with the first guide piece 135 and the second guide piece 145 respectively, as shown in FIG. 6 . The rotating piece structure 160 and the rotating shaft structure 150 are interlocked with each other, and the limiting ball 156 is engaged with one of the multiple limiting grooves 155 according to the movement of the overall balance shaft structure TA, and can also prevent the vehicle from sliding sideways during parking. The cover plate 170 is disposed above the middle of the rotating plate structure 160 to fix the rotating plate structure 160 and the rotating shaft structure 150 , wherein the cover plate 170 has a plurality of connecting screw posts 172 for easy pivoting. The spirit of the present creation is that when the running vehicle CR is traveling on bumpy roads or trying to steer, it can maintain the balance through the angular rotation of the rotating plate structure 160 in the balance shaft structure 100 .

Please refer to Figures 7 to 10 at the same time. Figure 7 is a top view of the balance shaft structure of this creation. The eighth figure is a cross-sectional view along the line A-A of the seventh figure of the balance shaft structure of the present creation. The ninth figure is the B-B line sectional view of the seventh figure of the balance shaft structure of the present creation. The tenth picture is a schematic diagram of the movement of the balance shaft structure of this creation. The balance shaft structure TA further includes a housing RB (sub-housing including upper and lower parts) and an ear-shaped fixing block 180 . Further, the upper and lower sub-shells of the casing RB each have an upper opening H1 and a lower opening H2, wherein the casing RB is used to cover the whole of the balance shaft structure TA. In addition, the middle portion of the ear-shaped fixing block 180 passes through the opening H1 on the casing RB to be pivotally connected with the plurality of connecting screw posts 172 of the cover plate 170 . The two sides of the ear-shaped fixing block 180 are pivotally connected with the connecting plate 20 of the front bracket 10 of the running vehicle CR so as to generate an integral linkage (the nut 30 is used for pivotal connection).

Based on the above-mentioned balance shaft structure TA, it can be understood with reference to the tenth, twelfth and thirteenth figures. The twelfth figure is a schematic diagram of the left tilting of the running vehicle with the balance shaft structure of this creation. The thirteenth figure is a schematic diagram of the right side tilt of the running car with the balance shaft structure created by the present invention. When the balance shaft structure TA is subjected to an external force, so that the rotating piece structure 160 moves in the positive direction and is pressed against the first spring 130 and the second spring 140 , the first spring 130 and the second spring 140 will recover after being compressed. The force reacts on the rotating piece structure 160 to make the rotating piece structure 160 move in the opposite direction to maintain the balance of the left and right wheels of the running vehicle CR, that is, the rotating piece structure 160 generates angular rotation to keep the running vehicle CR in balance, or A reverse force to maintain the balance of the body.

When the running vehicle CR is tilted during the traveling process to generate an inclination angle θ and a torsion force, the connecting plate 20 connected to the front bracket 10 will transmit the torsion force to the balance shaft structure TA through the ear-shaped fixing block 180 , and the balance shaft structure TA is in the After receiving the external force, it will act on the rotating piece structure 160 and the rotating shaft structure 150, and the rotating piece structure 160 rotates angularly to keep the running vehicle in balance. It should be noted that the maximum acceptable inclination angle θ that the running vehicle CR of the present inventive embodiment can maintain its balance while traveling on a bumpy road is 30 degrees. In addition, as can be seen from the side views of FIGS. 8 and 9 , there are four bearings 190 in the embodiment of the present invention, and they are respectively arranged at four positions adjacent to the central rotating shaft.

The eleventh figure is a side view of another embodiment of the balance shaft structure of the present invention. Those with ordinary knowledge in the art can know the structure and operation mechanism of FIG. 11 through the above-mentioned embodiments, and details are not repeated here.

To sum up, the balance shaft structure disclosed in this creative embodiment can achieve the following effects: 3. Improve the balance and maneuverability of the tricycle vehicle when traveling. 4. Generate a reverse force and a rotation angle to maintain the balance of the vehicle body, which not only improves the stability during manipulation, but also increases the safety during travel.

Only the above descriptions are only preferred embodiments of the present creation, and are not intended to limit the scope of the present creation. Therefore, all equivalent changes or modifications made in accordance with the features and spirit described in the scope of the application for this creation shall be included in the scope of the patent application for this creation.

10: Front bracket 20: Connection board 30: Nut 110: Support seat 112: Connection slot 120: Pedestal 122: connecting rod 130: First Spring 135: The first guide piece 140: Second Spring 145: The second guide piece 150: Shaft structure 155: Limit slot 156: Orientation Beads 160: Rotary piece structure 170: Cover 172: Connecting screw posts 180: ear type fixing block 190: Bearings BR: back seat CR: running car H1: upper opening H2: Bottom opening SR: mount TR1: The first placement space TR2: Second Placement Space RB: Housing θ: tilt angle

The first picture is a schematic diagram of a running vehicle with a balance shaft structure created by the present author. The second picture is an enlarged schematic diagram of the balance shaft structure pivot connecting plate of the present creation. The third figure is another enlarged schematic view of the pivoted connecting plate of the balance shaft structure of the present invention. The fourth figure is a schematic diagram of the appearance of the balance shaft structure of this creation. The fifth picture is a schematic diagram of the separation and explosion of the balance shaft structure of this creation. The sixth figure is a schematic diagram of the internal structure of the balance shaft structure of this creation. The seventh picture is the top view of the balance shaft structure of this creation. The eighth figure is a cross-sectional view along the line A-A of the seventh figure of the balance shaft structure of the present creation. The ninth figure is the B-B line sectional view of the seventh figure of the balance shaft structure of the present creation. The tenth picture is a schematic diagram of the movement of the balance shaft structure of this creation. The eleventh figure is a side view of another embodiment of the balance shaft structure of the present invention. The twelfth picture is a schematic diagram of the left side tilt of the running car with the balance shaft structure created by the present invention. The thirteenth figure is a schematic diagram of the right side tilt of the running car with the balance shaft structure created by the present invention. Figure 14 is a schematic diagram of a preferred embodiment of the present invention with a balance shaft structure.

110: Support seat

112: Connection slot

120: Pedestal

122: connecting rod

130: First Spring

135: The first guide piece

140: Second Spring

145: The second guide piece

150: Shaft structure

155: Limit slot

156: Orientation Beads

160: Rotary piece structure

170: Cover

172: Connecting screw posts

180: ear type fixing block

TR1: The first placement space

TR2: Second Placement Space

Claims (10)

A balance shaft structure is suitable for stably balancing the left and right wheels of a running vehicle. The balance shaft structure includes: a support seat, which is a symmetrical component as a whole, wherein the middle two side wings of the support seat each have a connecting groove; A base with a connecting rod at both ends, the base is disposed at the center of the support base, and the connecting rods on both sides of the base are respectively located in the connecting grooves on both sides of the middle of the support base, wherein the base dividing the support seat into a first placement space and a second placement space; a first spring, which covers a first guide piece and is jointly arranged in the first placement space, wherein the first guide piece abuts against and connects two side walls of the first placement space; a second spring, which covers a second guide piece and is jointly disposed in the second placement space, wherein the second guide piece abuts against and connects to two side walls of the second placement space; a rotating shaft structure, a part of which is disposed inside the middle of the base and the other part is located outside the middle of the base, the rotating shaft structure has a plurality of limiting grooves and a positioning ball, wherein the rotating shaft structure has at least one bearing or a bushing; A rotating piece structure is arranged across the first placement space and the second placement space and the middle part is connected with the rotating shaft structure, and the two ends of the rotating piece structure are respectively located on the first spring and the second spring in between; and A cover plate is disposed above the middle of the rotating piece structure to fix the rotating piece structure and the rotating shaft structure, wherein the cover plate has a plurality of connecting screw posts, Wherein, when the running vehicle travels on a bumpy road or is about to turn, the balance is maintained through the angular rotation of the rotating plate structure in the balance shaft structure. The balance shaft structure according to claim 1, wherein the whole of the support base is a symmetrical groove, and the connecting groove is a sub-groove. The balance shaft structure according to claim 1, wherein the whole of the support base is two independent and mutually symmetrical concave bodies, and the connecting groove of each concave body is a hole. The balance shaft structure as claimed in claim 1, wherein when the balance shaft structure is subjected to an external force, the rotating plate structure moves in the positive direction and is pressed against the first and the second springs, the first and the second Two springs will exert restoring force to act on the rotating piece structure to move the rotating piece structure in opposite directions to maintain the balance of the left and right wheels of the running vehicle. The balance shaft structure as claimed in claim 1, further comprising a casing having an upper opening and a lower opening on the upper and lower sides of the casing, wherein the casing is used to cover the whole of the balance shaft structure. The balance shaft structure according to claim 1, further comprising an ear-shaped fixing block, wherein the middle part of the ear-shaped fixing block passes through the upper opening of the casing to connect with the screw posts of the cover plate pivot. The balance shaft structure according to claim 1, wherein the rotating plate structure and the rotating shaft structure are interlocked with each other, and the limiting ball is engaged with one of the limiting grooves according to the movement. The balance shaft structure as claimed in claim 6, wherein two sides of the ear-shaped fixing block are pivotally connected to a connecting plate of a front bracket of the running vehicle. The balance shaft structure as claimed in claim 1, wherein the balance shaft structure is disposed on a mounting seat of the running vehicle, and the connecting rods are respectively penetrated and fixed on both sides of the mounting seat. The balance shaft structure as claimed in claim 8, wherein when the running vehicle is inclined to generate an inclination angle and a torsion force, the connecting plate transmits the torsion force to the balance shaft structure through the ear-shaped fixing block, And after receiving the external force, the balance shaft structure will act on the rotating plate structure to generate angular rotation to keep the running vehicle in balance, wherein the torsion force is the external force.

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