TWI699302B - Electric hand push vehicle - Google Patents

Abstract

An electric hand-push dual-purpose vehicle includes a frame body, a riding unit, a push-pull handle frame, a control unit, a drive module and a wheel unit. The control unit includes a faucet frame, a wheel frame connected to the lower end of the faucet frame, and two handles arranged on the faucet frame. The wheel unit includes at least one rear wheel, one drive wheel, one drive module, two rotating mechanisms and two front wheels. The driving wheel is arranged on the wheel frame. The driving module is electrically connected to one of the two grips and the driving wheel, and can be controlled by the grip to control the rotation of the driving wheel. Each rotating mechanism has a rotating bracket connected to the front wheel. When the rotating bracket is in the first position, the lower edge of the front wheel is higher than the lower edge of the driving wheel, and when the rotating bracket is in the second position, the lower edge of the front wheel is lower than the lower edge of the driving wheel.

Description

Electric hand push vehicle

The invention relates to a cart, in particular to an electric hand-push dual-purpose vehicle.

Families usually choose to drive by themselves. For families with children, not only are they more comfortable and mobile, they also spend less energy on transportation, so there is no need to worry about transfers between high-speed trains, trains, and buses. However, in busy and congested metropolitan areas, vehicles often cannot find parking spaces near attractions. They often need to go to a farther place to park and then hike to the attractions. This is a big burden for families with children, especially Children are in the preschool or kindergarten stage. Long-distance walking will easily cause the children to lose their physical strength and cause troubles for parents. Even if they use a baby stroller, long-distance movement will take a lot of effort and time for parents. .

Therefore, one of the objectives of the present invention is to provide an electric hand trolley that can improve the problems of the prior art.

Therefore, in some embodiments, the electric dual-purpose vehicle of the present invention includes a frame body, a riding unit, a push-pull handlebar, a control unit, and a wheel unit. The riding unit is arranged on the frame body. The push-pull handlebar frame is arranged on the frame body and located behind the riding unit. The control unit is located in front of the riding unit, and includes a faucet frame, a wheel frame connected to the lower end of the faucet frame, and two handles arranged on the faucet frame. The wheel unit includes at least one rear wheel, one drive wheel, one drive module, two rotating mechanisms, and two front wheels. The rear wheel is arranged on the frame body. The driving wheel is arranged on the wheel frame. The driving module is electrically connected to one of the grip members and the driving wheel, and the driving module can be controlled by the grip to control the rotation of the driving wheel. The rotating mechanisms are arranged on the frame body and are respectively located on the left and right sides of the wheel frame. Each rotating mechanism has a rotating bracket, which can be at a first position and a second position relative to the frame body Between rotation. The front wheels are respectively arranged on the rotating brackets, and when the rotating brackets are in the first position, the lower edge of the front wheels is higher than the lower edge of the driving wheel, and the driving wheel and the rear wheel are used to jointly drive the The frame body moves, and when the rotating brackets are in the second position, the lower edges of the front wheels are lower than the lower edges of the driving wheels, and the front wheels and the rear wheels are used to jointly drive the frame body to move.

In some embodiments, each rotating mechanism further has a rotating base disposed on the frame body, and a pivot member disposed on the rotating base. The rotating base has two guide plates. A rotating space is separated between the plates, and the rotating bracket is connected to the pivot member and can rotate along the rotating space between the first position and the second position.

In some embodiments, each rotating mechanism further has an actuating spring and a positioning pin, at least one of the guide plates has a sliding groove, and the rotating bracket has a connection between the pivot member and the front wheel The wheel tube seat, and an actuating rod penetrating the wheel tube seat, the wheel tube seat has a side slot, the actuating rod has a mounting hole, the positioning pin is set in the mounting hole and passes through the side opening Groove and the sliding groove, the actuating spring is arranged on the wheel tube seat and abutting on the actuating rod, the rotating bracket rotates along the rotating space while the positioning pin moves along the chute, and enables the rotating bracket to be positioned in The first position or the second position.

In some embodiments, the sliding groove has a first clamping end portion and a second clamping end portion located at two opposite ends, and the positioning pins are respectively located when the rotating bracket is located at the first position and the second position It is clamped to the first clamping end and the second clamping end.

In some embodiments, each rotating mechanism further has a return spring connected between the wheel tube base and the frame body.

In some embodiments, each rotating mechanism further has a tread tube rotatably disposed on the wheel tube seat.

In some embodiments, the pedal tube can be operated to rotate between a use position and a non-use position, and each rotating mechanism further has a rotating base and a rotating bracket for the The tread tube is positioned in the storage piece in the non-use position.

In some embodiments, the material of the tread tube is metal, and the receiving member is made of magnetic material.

In some embodiments, the riding unit includes a chair frame disposed on the frame body, and a chair cushion disposed on the chair frame, the chair frame has a fixed seat tube, and a movably disposed on the An adjusting seat tube of a fixed seat tube, the adjusting seat tube can expand and contract in a forward and backward direction relative to the fixed seat tube, so that the seat cushion can be driven by the adjusting seat tube to move between a first state and a second state .

In some embodiments, the frame body has a base portion, and a telescopic portion disposed on the base portion movably in a forward and backward direction. The wheel frame is connected to the telescopic portion to adjust the control The relative position of the unit and the riding unit in the front-rear direction.

In some embodiments, the faucet frame has a vertical tube connected to the wheel frame, and a horizontal tube connected to the top of the vertical tube. The horizontal tube has two opposite ends of free ends, the free ends Each free end has a guide groove, a limit groove and a bottom groove. The control unit also includes a control unit arranged on the horizontal pipes and connected to the two ends respectively. The grip spring of the grip piece, two guide pieces respectively arranged on the grip pieces and used to slide in the guide grooves of the free ends, and two respectively arranged on the grip pieces And used for the limit parts sliding in the limit grooves of the free ends, when each grip part moves out of the corresponding guide groove, the grip part can be the corresponding limit part The fulcrum rotates and folds along the corresponding bottom groove.

In some embodiments, the wheel unit further includes an anti-roll mechanism having a rear rod extending diagonally downward from the rear side of the frame body, and an auxiliary wheel connected to the end of the rear rod.

In some embodiments, the electric dual-purpose vehicle of the present invention includes a frame body, a riding unit, a push-pull handlebar frame, a control unit, and a wheel unit. The riding unit is arranged on the frame body. The push-pull handlebar frame is arranged on the frame body and located behind the riding unit. The control unit is located in front of the riding unit, and includes a faucet frame, a wheel frame connected to the lower end of the faucet frame, and two handles arranged on the faucet frame. The wheel unit includes two rear wheels, a driving wheel, a driving module, a rotating mechanism, and two front wheels. The rear wheels are arranged on the frame body. The driving wheel is arranged on the wheel frame. The driving module is electrically connected to one of the grip members and the driving wheel, and the driving module can be controlled by the grip to control the rotation of the driving wheel. The rotating mechanism is arranged on the wheel frame and has a rotating bracket which can rotate between a first position and a second position relative to the frame body. The front wheel is arranged on the rotating bracket, and when the rotating bracket is in the first position, the lower edge of the front wheel is higher than the lower edge of the driving wheel, and the driving wheel and the rear wheels are used to jointly drive the frame body to move , And when the rotating brackets are in the second position, the lower edge of the front wheel is lower than the lower edge of the driving wheel, and the front wheel and the rear wheels are used to jointly drive the frame body to move.

The present invention has at least the following effects: by providing a rotating mechanism between the frame body and the front wheel, the front wheel together with the rotating bracket of the rotating mechanism can rotate relative to the frame body between a first position and a second position, and when The rotating bracket is in the first position, and the lower edge of the front wheel is higher than the lower edge of the driving wheel, so that the electric hand trolley uses the driving wheel and the rear wheels to drive the frame body to move, presenting an electric vehicle mode , The user can take the children to drive the electric vehicle from the parking place to the scenic spot, reducing the burden that may arise when walking during this distance; when the user reaches the scenic spot, the rotating bracket can be adjusted to this In the second position, the lower edge of the front wheels is lower than the lower edge of the driving wheel, and it is switched to the trolley mode in which the front wheels and the rear wheels jointly drive the frame body to move, and the electric motor is controlled by pushing and pulling the handlebar. The hand-push dual-purpose vehicle moves forward or backward as a general infant stroller or shopping stroller.

Referring to FIGS. 1 to 3, an embodiment of the electric dual-purpose vehicle 100 of the present invention includes a frame body 1, a riding unit 2, a push-pull handle 3, a control unit 4, and a wheel unit 5. The frame body 1 includes a base part 11, two side frame parts 12, and a telescopic part 13. The side frame portions 12 are respectively connected to the left and right sides of the base portion 11, and each extend forward in a forward and backward direction D1. The telescopic portion 13 is disposed at the center of the front side of the base portion 11 and connected to the manipulation unit 4. The telescopic portion 13 can move in the front-rear direction D1 relative to the base portion 11 to link the control unit 4 to move in the front-rear direction D1 relative to the frame body 1 to adjust the control unit 4 and the riding unit 2 The relative position in the front-rear direction D1. In this embodiment, the telescopic portion 13 has a plurality of adjustment holes 131 arranged at intervals along the front-rear direction D1, the base portion 11 has a convex pipe section 111 protruding forward, and the convex pipe section 111 has a positioning hole 111a The telescopic portion 13 penetrates the convex tube section 111 and can move back and forth relative to the convex tube section 111, so that any one of the adjustment holes 131 is aligned with the positioning hole 111a, and then a pin 14 passes through the positioning hole. The hole 111a and the adjustment hole 131 fix the position of the telescopic part 13.

The riding unit 2 is disposed on the base portion 11 of the frame body 1, and is suitable for at least one adult and one child to ride together. Specifically, the riding unit 2 includes a seat frame 21 and a seat cushion 22. The chair frame 21 has a pillar 211, a fixed seat tube 212, an adjustable seat tube 213, and a baffle 214. The pillar 211 is erected on the base portion 11 of the frame body 1 and connected to the fixed seat tube 212 at the top end. The fixed seat tube 212 has two hollow tube sections 212a located on the left and right sides and extending along the front-rear direction D1. The adjusting seat tube 213 can movably pass through the hollow tube sections 212a so as to be able to expand and contract in the front-rear direction D1 relative to the fixed seat tube 212. The baffle 214 is disposed on the rear side of the fixed seat tube 212. 2 and 4, the seat cushion 22 can be movably disposed on the fixed seat tube 212 and the adjusting seat tube 213, and can be driven by the adjusting seat tube 213 to a first state as shown in FIG. 2 and -Move between the second state as shown in Figure 4. Specifically, when the seat cushion 22 is in the first state, the adjusting seat tube 213 is retracted into the fixed seat tube 212 as shown in FIG. 2, and the front end of the seat cushion 22 is driven backward by the adjusting seat tube 213 to cause The seat cushion 22 moves backward as a whole, so that the seating area of the seat cushion 22 is reduced and the rear end of the seat cushion 22 is folded upward along the baffle 214 to become a seat back; and when the seat tube 213 is adjusted as shown in FIG. 4 The fixed seat tube 212 is stretched out, the front end of the seat cushion 22 is driven forward by the adjusting seat tube 213 to make the seat cushion 22 move forward as a whole, and the seat cushion 22 slides along the baffle 214 near the rear end. To the fixed seat tube 212, the seat cushion 22 is moved to the second state, and the seating area of the seat cushion 22 is extended for at least one adult and one child to ride together.

The push-pull frame 3 is connected to the left and right sides of the frame body 1 and is located relatively behind the riding unit 2. In this embodiment, the push-pull handle 3 includes two extension rod portions 31 extending upward and rearward from the rear ends of the side frame portions 12, and one is connected to the extension rod portions 31 and adjacent to the seat The support rod portion 32 of the unit 2 and a grip rod portion 33 connected to the ends of the extension rod portions 31. The front side of the supporting rod 32 is connected to the fixed seat tube 212 to strengthen the overall structural strength of the push-pull handle 3 and the riding unit 2. The user can hold the grip portion 33 to push the electric hand trolley 100 forward or backward.

Referring again to FIGS. 1 to 3, the control unit 4 is located at the opposite front of the ride unit 2, and includes a wheel frame 41, a faucet frame 42, two handles 43, two guides 44, and four limiters Piece 45, a handle spring 46, and a quick release module 47. The wheel frame 41 is connected to the lower end of the faucet frame 42. The faucet frame 42 has a vertical pipe 421 connected to the wheel frame 41 and a horizontal pipe 422 connected to the top of the vertical pipe 421.

The horizontal tube 422 has two free ends 422a at opposite ends, and the free ends 422a are provided for the grip members 43 respectively. With reference to 5 and FIG. 6, in this embodiment, the cross section of each free end 422a is square, and has a front side 422b and a rear side 422c located on opposite sides of the front and rear, and a top located on opposite sides of the upper and lower sides. Side surface 422d and a bottom side surface 422e, a guiding groove 422f extending laterally concavely from the end of the top side surface 422d, two limiting grooves 422g formed on the front side surface 422b and the rear side surface 422c, and a bottom side The bottom groove 422h extends laterally at the end of the side surface 422e. Each limiting slot 422g has a normal end 4221 and a folded end 4222 at two opposite ends. The folded end 4222 is farther away from the riser 421 than the normal end 4221 in a left-to-right direction D2 (see FIG. 1). The guide members 44 are respectively disposed on the top side of the handle members 43 and respectively pass upward through the guide grooves 422f. The limiting members 45 are respectively disposed on the grip members 43 in pairs, and each pair of limiting members 45 respectively penetrate the limiting grooves 422g on the same free end 422a. The grip spring 46 is disposed on the front side of the horizontal tube 422, and the two ends are respectively connected to the limiting members 45 on the front side 422b of the free ends 422a, and then connected to the grip members 43 to provide the grip The elastic restoring force of the handle 43 is constant toward the direction of the riser 421.

Referring to FIGS. 7 and 8, when the user wants to fold the grip members 43, the grip members 43 can be pulled in the arrow direction to move away from the stand pipe 421. In the process of drawing, the limiting members 45 move along the limiting grooves 422g from the normal end 4221 to the folded end 4222, and the guiding members 44 follow the guiding The grooves 422f move until the limiting members 45 move to the folded ends 4222, and the guiding members 44 move out of the guiding grooves 422f, and each grip member 43 can be adjusted to the corresponding limiting positions. The piece 45 is a fulcrum that passes through the bottom groove 422h in a rotation direction R1 and rotates downward toward the direction of the riser 421 to be folded, and the grip spring 46 can retract the folded grip pieces 43 toward each other, Moving the limiting members 45 back to the normal end portions 4221 reduces the space occupied by the grip members 43 in the left-right direction D2 and prevents the grip members 43 from being touched and rotated by mistake. When the user wants to unfold the grips 43, he can perform the above steps in reverse, first pull the grips 43 outwards, and then rotate them to a horizontal position using the limiting members 45 as fulcrums. Then loosen the grip members 43, and the grip members 43 are retracted by the elastic restoring force provided by the grip spring 46 to complete the reset of the grip members 43. In a modified implementation aspect, the number of limit slots 422g of each free end 422a can also be only one, and the number of limit members 45 of the control unit 4 can also be only two and correspond to the free ends respectively. The two limit grooves 422g of 422a only need to be able to make the grip 43 reach the limit and can rotate along the rotation direction R1.

9 and 10, the quick release module 47 is disposed between the riser 421 and the wheel frame 41, so that the faucet frame 42 can lie down and collapse in the direction of the riding unit 2 relative to the wheel frame 41 , To reduce the volume occupied by the electric hand trolley 100 when it is stored.

1, 2 and 11, the wheel unit 5 includes two rear wheels 51, a driving wheel 52, a driving module 53, two rotating mechanisms 54, two front wheels 55, and an anti-roll mechanism 56. In this embodiment, the rear wheels 51 are arranged on the left and right sides of the frame body 1 and are adjacent to the riding unit 2 and the push-pull handlebar 3. The driving wheel 52 is disposed on the wheel frame 41 and is electrically connected to the driving module 53. In this embodiment, the driving module 53 has an electrical connection with one of the grip members 43 (in this embodiment, the grip member 43 located on the right side of the drawing in FIG. 3 is taken as an example) and The motor of the driving wheel 52 and a power supply module. The aforementioned handle 43 is rotatably disposed on the faucet frame 42 and can be controlled to rotate to transmit a signal to the motor, and the driving wheel 52 is controlled to rotate by the motor. The power supply module is a replaceable rechargeable battery, and is arranged between the base portion 11 of the frame body 1 and the riding unit 2 in this embodiment to provide the power required by the motor.

The rotating mechanisms 54 are respectively arranged at the front ends of the side frame portions 12. The front wheels 55 are respectively disposed on the rotating mechanisms 54 so that the front wheels 55 can rotate up and down relative to the frame body 1. 11-13, specifically, each rotating mechanism 54 has a rotating seat 541, a pivot member 542, a rotating bracket 543, a positioning pin 544, an actuating spring 545, a return spring 546, a pedal Tube 547, and a receiving piece 548. The rotating base 541 is connected to the front end of the side frame portion 12 and has two guide plates 541a. The guide plates 541a are separated by a rotation space 541b in the left-right direction D2. In this embodiment, each guide plate 541a has a sliding groove 541c. The sliding groove 541c is arc-shaped and has a first clamping end 541d and a second clamping end 541e located at two opposite ends. The pivot member 542 is disposed on the rotating seat 541 and connected to the rotating bracket 543, so that the rotating bracket 543 can be along the rotating space 541b at a first position as shown in FIG. 12 and a second position as shown in FIG. Rotate between two positions. Specifically, the rotating bracket 543 has a wheel tube seat 543a connected to the pivot member 542 and the front wheel 55, and an actuating rod 543b penetrating the wheel tube seat 543a from above the wheel tube seat 543a. The wheel tube seat 543a has two side slots 543c on opposite sides. The actuating rod 543b has a mounting hole 543d corresponding to the side slots 543c. The positioning pin 544 is disposed in the mounting hole 543d, and both ends pass through the side slots 543c and the sliding grooves 541c in sequence. The actuating spring 545 is disposed on the wheel tube seat 543a and abuts against the actuating rod 543b. The return spring 546 is connected between the wheel tube base 543a and the frame body 1. The tread tube 547 is rotatably disposed on the wheel tube seat 543a. The receiving member 548 is disposed on the rotating seat 541. In this embodiment, the material of the tread tube 547 is metal, and the receiving member 548 is made of magnetic material.

Referring to FIG. 12, when the rotating bracket 543 is in the first position, the actuating rod 543b is pushed by the actuating spring 545 (see FIG. 13) to link the two ends of the positioning pin 544 to the first clamping ends The portion 541d further fixes the rotating bracket 543 and the front wheel 55 in a forwardly tilted state, and the lower edge of the front wheel 55 is higher than the lower edge of the driving wheel 52 in a vertical direction D3. That is, when the rotating bracket 543 is in the first position, the electric trolley 100 is presented in an electric vehicle mode in which the rear wheels 51 and the driving wheels 52 are in contact with the ground. Wait for the pedal tube 547 to rotate to a use position as shown in FIG. 11 for the feet to be placed, and the handle 43 can be rotated to transmit a signal to the driving module 53, which then controls the driving wheel 52 Rotate to drive the electric dual-purpose vehicle 100 forward or backward.

Referring to Figures 14 to 17, when the user wants to adjust the electric hand trolley 100 to the trolley mode, he can hold the pedal tube 547 with one hand and apply force to the actuating rod 543b in the direction of the arrow with the other hand. Compress the actuating spring 545 to disengage the positioning pins 544 from the first engagement end 541d, and then pull the pedal tube 547 to rotate in a rotation direction R2 to drive the positioning pin 544 to move along the sliding groove 541c to the Below the second engagement end 541e, the rotating bracket 543 also rotates from a forwardly tilted state to an upright state, so that the lower edges of the front wheels 55 connected to the rotating brackets 543 are in the vertical direction D3 It is lower than the lower edge of the driving wheel 52. The user can then release the pressure on the actuating rod 543b, and the actuating spring 545 provides an elastic restoring force to make the positioning pin 544 move upward slightly and be clamped to the second clamping ends 541d. At this time, the rotation When the bracket 543 is moved to the second position, the electric hand trolley 100 uses the rear wheels 51 and the front wheels 55 to contact the ground, and the user can move the pedals 547 toward the rotating seats 541 Rotate and retract to a non-use position as shown in FIG. 17, and magnetically attract the pedal tubes 547 by the storage members 548 to be fixed to the rotating seats 541. The return springs 546 are used to provide an elastic return force, so that when the positioning pins 544 are separated from the first clamping ends 541d, they can be forced to move along the sliding grooves 541c to the second clamping ends 541e. The direction movement is convenient for the user to switch to the manual push mode more quickly when lifting the frame body 1 and rotating the rotating brackets 543. In a modified embodiment, the storage members 548 may also be arranged on the side of the wheel tube seat 543a of the rotating bracket 543, which is not limited to this embodiment, and may not be made of magnetic materials. It is in the form of a tube clamp for the corresponding clamping of the tread tubes 547. In yet another modified implementation aspect, only one of the guide plates 541a may have a sliding groove 541c, and the wheel tube seat 543a may also have only one side slot 543c corresponding to the aforementioned sliding groove 541c, as long as it can It is sufficient that one end of the positioning pin 544 passes through the aforementioned side slot 543c and can move along the sliding slot 541c.

The anti-roll mechanism 56 is disposed on the rear side of the frame body 1 and has a rear rod 561 extending obliquely downward from the rear side of the frame body 1 and an auxiliary wheel 562 connected to the end of the rear rod 561. The anti-tilt mechanism 56 can prevent the control unit 4 from tilting and toppling when the electric dual-purpose vehicle is used on a sloping ground or accelerating too fast.

It is worth mentioning that, in a modified embodiment, the wheel unit may also have only one rear wheel, the rear wheel is disposed on the frame body and located below the riding unit, and is on the same line as the driving wheel . When the rotating brackets are in the first position, the lower edge of the front wheels is higher than the lower edge of the driving wheel, the driving wheel and the rear wheel are used to jointly drive the frame body to move, and when the rotating brackets are in In the second position, the lower edges of the front wheels are lower than the lower edges of the driving wheels, and the front wheels and the rear wheels are respectively distributed at the three apexes of a triangle to jointly drive the frame body to move.

In yet another modified embodiment, the wheel unit may also have only one rotating mechanism and one front wheel provided on the rotating mechanism. The rotating mechanism is arranged on the wheel frame and adjacent to the driving wheel. When the rotating bracket is in the first position, the lower edge of the front wheel is higher than the lower edge of the driving wheel, and the driving wheel and the rear wheels are respectively distributed at the three apexes of a triangle, so as to jointly drive the car The frame body moves, and when the rotating supports are in the second position, the lower edge of the front wheel is lower than the lower edge of the driving wheel, and the front wheels and the rear wheels are respectively distributed at the three apexes of another triangle, It can jointly drive the frame body to move.

To sum up, the electric dual-purpose vehicle 100 of the present invention provides a rotating mechanism 54 between the frame body 1 and the front wheel 55, so that the front wheel 55 together with the rotating bracket 543 of the rotating mechanism 54 can be positioned relative to the frame body 1 Rotate between a first position and a second position, and when the rotating bracket 543 is in the first position, the lower edge of the front wheel 55 is higher than the lower edge of the driving wheel 52, so that the electric hand push vehicle uses the driving wheel 52 Together with the rear wheels 51, the frame body 1 is driven to move and presents an electric vehicle mode. The user can take children to drive the electric vehicle from the parking place to the scenic spot, reducing the possibility of walking during this distance. When the user reaches the scenic spot, the rotating bracket 543 can be adjusted to the second position so that the lower edge of the front wheels 55 is lower than the lower edge of the driving wheel 52, and the front wheels 55 The trolley mode in which the frame body 1 is driven to move together with the rear wheels 51, the electric trolley 100 is controlled to move forward or backward by pushing and pulling the frame 3, as a general baby stroller or shopping trolley, so it is true Can achieve the purpose of the invention.

However, the above are only examples of the present invention. When the scope of implementation of the present invention cannot be limited by this, all simple equivalent changes and modifications made according to the scope of the patent application of the present invention and the content of the patent specification still belong to This invention patent covers the scope.

100: Electric hand push vehicle

1: Frame body

11: Base

111: Convex pipe section

111a: positioning hole

12: Side frame

13: Telescopic part

131: adjustment hole

14: latch

2: Ride unit

21: Chair frame

211: Pillar

212: fixed seat tube

212a: hollow pipe section

213: Adjust the seat tube

214: Baffle

22: Chair cushion

3: push and pull the handle

31: Extension rod

32: Support rod

33: Grip

4: control unit

41: Wheel frame

42: Faucet frame

421: Riser

422: horizontal tube

422a: free end

422b: front side

422c: rear side

422d: top side

422e: bottom side

422f: guide slot

422g: limit slot

4221: Normal end

4222: folded end

422h: bottom slot

43: Grip

44: guide

45: limit piece

46: Grip spring

47: Quick release module

5: Wheel unit

51: rear wheel

52: drive wheel

53: drive module

54: Rotating mechanism

541: Rotating Seat

541a: guide plate

541b: rotating space

541c: Chute

541d: The first card connection end

541e: The second snap connection end

542: Pivot

543: Rotating Bracket

543a: Wheel tube seat

543b: Actuating lever

543c: side slot

543d: mounting hole

544: positioning pin

545: Actuating Spring

546: return spring

547: Secret

548: storage

55: front wheel

56: Anti-tilt mechanism

561: Back Rod

562: Training Wheel

D1: front and rear direction

D2: Left and right direction

D3: Up and down direction

R1: Rotation direction

R2: rotation direction

Other features and effects of the present invention will be clearly presented in the embodiments with reference to the drawings, in which: Figure 1 is a perspective view of an embodiment of the electric hand-push vehicle of the present invention; Figure 2 is a side view of the embodiment; Figure 3 is a top view of the embodiment; 4 is a side view illustrating that an adjusting seat tube of a riding unit of the embodiment can move forward relative to a fixed seat tube of the riding unit, so as to drive a seat cushion of the riding unit forward to increase the The seating area of the seat cushion; Fig. 5 is a partial top view of one of the grips of a manipulation unit of the embodiment; Figure 6 is a partial bottom view of the grip; Figure 7 is a partial top view illustrating that the grip can be pulled outwards by operation; Figure 8 is a partial rear view illustrating that the grip member can be rotated and folded downward in a rotating direction after being pulled out; Figures 9 and 10 are each a partial side view illustrating that a quick release module of the control unit is arranged between a faucet frame and a wheel frame of the control unit, so that the faucet frame can face the wheel frame relative to the wheel frame. Lie down and fold in the direction of the riding unit; Figure 11 is a partial enlarged view illustrating one of the rotating mechanisms of a wheel unit of the embodiment; Figure 12 is a partial side view of the rotating mechanism, illustrating that a rotating bracket of the rotating mechanism is located at a first position; Figure 13 is a schematic partial cross-sectional view illustrating the configuration relationship between a wheel tube seat of the rotating bracket and an actuating rod, a positioning pin of the rotating mechanism, and an actuating spring of the rotating mechanism; Figure 14 is a partial side view, illustrating that the user can press on the actuating rod to press the actuating rod down in the arrow direction and drive the positioning pin away from the two first clamping ends of the rotating mechanism; Figure 15 is a partial side view illustrating that the positioning pin rotates along a chute to below the two second clamping ends of the rotating mechanism, and the rotating bracket is also rotated from a forwardly tilted state to an upright state; Figure 16 is a partial side view illustrating that the user releases the pressure on the actuating rod, the actuating spring provides an elastic restoring force to make the positioning pin snap to the second snapping ends, and the rotating bracket moves to a Second position; and Fig. 17 is a side view illustrating that a user can rotate and retract a pedal tube of the rotating mechanism and magnetically fix it by a receiving member of the rotating mechanism.

100: Electric hand push vehicle

1: Frame body

11: Base

111: Convex pipe section

111a: positioning hole

12: Side frame

13: Telescopic part

131: adjustment hole

14: latch

2: Ride unit

3: push and pull the handle

31: Extension rod

33: Grip

4: control unit

41: Wheel frame

42: Faucet frame

421: Riser

422: horizontal tube

422g: limit slot

43: Grip

44: guide

45: limit piece

46: Grip spring

5: Wheel unit

51: rear wheel

52: drive wheel

53: drive module

54: Rotating mechanism

55: front wheel

D1: front and rear direction

D2: Left and right direction

D3: Up and down direction

Claims (13)

An electric hand-push dual-purpose vehicle, comprising: a frame body; a riding unit arranged on the frame body; a push-pull handlebar frame arranged on the frame body and located behind the riding unit; and a control unit located at The front of the riding unit includes a faucet frame, a wheel frame connected to the lower end of the faucet frame, and two handles arranged on the faucet frame; a wheel unit, including at least one rear wheel, is arranged on the vehicle The frame body, a driving wheel, are arranged on the wheel frame, and a driving module is provided with a motor electrically connecting one of the grip members and the driving wheel, and the motor can be controlled by the grip member to control the The driving wheel rotates; two rotating mechanisms are arranged on the frame body and are respectively located on the left and right sides of the wheel frame, each rotating mechanism has a rotating bracket, the rotating bracket can be at a first position relative to the frame body Rotate between and a second position, and two front wheels are respectively arranged on the rotating brackets, and when the rotating brackets are in the first position, the lower edge of the front wheels is higher than the lower edge of the driving wheel, the driving The wheels and the rear wheels are used to jointly drive the frame body to move, and when the rotating brackets are in the second position, the lower edges of the front wheels are lower than the lower edges of the driving wheels, and the front wheels and the rear wheels are used To jointly drive the frame body to move. The electric dual-purpose vehicle according to claim 1, wherein each rotating mechanism further has a rotating seat arranged on the frame body, and a pivot member arranged on the rotating seat, and the rotating seat has two A guide plate, a rotation space is separated between the guide plates, and the rotation bracket is connected to the pivot member to be able to move between the first position and the second position along the rotation space Spin. The electric dual-purpose vehicle according to claim 2, wherein each rotating mechanism further has an actuating spring and a positioning pin, at least one of the guide plates has a sliding groove, and the rotating bracket has a A wheel tube seat connected to the pivot member and the front wheel, and an actuating rod penetrating the wheel tube seat, the wheel tube seat has a slot on one side, the actuating rod has a mounting hole, and the positioning pin is arranged on The mounting hole passes through the side slot and the sliding groove, the actuating spring is arranged on the wheel tube seat and abuts against the actuating rod, the rotating bracket rotates along the rotation space while the positioning pin moves along the sliding groove , And enable the rotating bracket to be positioned at the first position or the second position. The electric dual-purpose vehicle according to claim 3, wherein the chute has a first clamping end portion and a second clamping end portion located at two opposite ends, and the positioning pin is located at the second clamping end on the rotating bracket. The first position and the second position are respectively clamped to the first clamping end and the second clamping end. The electric dual-purpose vehicle according to claim 3, wherein each rotating mechanism further has a return spring connected between the wheel tube base and the frame body. The electric hand-push vehicle according to claim 3, wherein each rotating mechanism further has a pedal tube rotatably arranged on the wheel tube seat. The electric dual-purpose vehicle according to claim 6, wherein the pedal tube can be operated to rotate between a use position and a non-use position, and each rotating mechanism further has a rotating base and a rotating mechanism. Any one of the brackets is used to position the tread tube in the storage part of the non-use position. The electric dual-purpose vehicle according to claim 7, wherein the material of the tread tube is metal, and the storage member is made of magnetic material. The electric dual-purpose vehicle according to claim 1, wherein the riding unit includes a The chair frame of the frame body and a chair cushion arranged on the chair frame. The chair frame has a fixed seat tube and an adjustable seat tube movably arranged on the fixed seat tube. The adjustable seat tube can be opposed to The fixed seat tube expands and contracts in a forward and backward direction, so that the seat cushion can be driven by the adjusting seat tube to move between a first state and a second state. The electric dual-purpose vehicle according to claim 1, wherein the frame body has a base part and a telescopic part that is movably arranged on the base part in a forward and backward direction, and the wheel frame is connected to The telescopic part can adjust the relative position of the control unit and the riding unit in the front-rear direction. The electric hand-push vehicle according to claim 1, wherein the faucet frame has a vertical tube connected to the wheel frame and a horizontal tube connected to the top of the vertical tube, the horizontal tube having two opposite positions The free ends of the ends are provided for the handle pieces respectively. Each free end has a guide groove, a limit groove and a bottom groove. The control unit also includes a The two ends of the tube are respectively connected to the grip springs of the grip members, two guide members respectively arranged on the grip members and used to slide in the guide grooves of the free ends, and two The limit pieces are respectively arranged on the grip pieces and used to slide in the limit grooves of the free ends. When each grip piece moves out of the corresponding guide groove, the grip piece can Rotate and fold along the corresponding bottom groove with the corresponding limit piece as a fulcrum. The electric dual-purpose vehicle according to claim 1, wherein the wheel unit further includes an anti-roll mechanism, the anti-roll mechanism having a rear rod extending diagonally downward from the rear side of the frame body, and a connection The auxiliary wheel at the end of the rear rod. An electric hand-push dual-purpose vehicle, comprising: a frame body; a riding unit arranged on the frame body; a push-pull handlebar frame arranged on the frame body and located behind the riding unit; A control unit, located in front of the riding unit, and includes a faucet frame, a wheel frame connected to the lower end of the faucet frame, and two handles arranged on the faucet frame; a wheel unit, including two rear wheels , Arranged on the frame body, a drive wheel, arranged on the wheel frame, a drive module, with a motor electrically connected to one of the grips and the drive wheel, the motor can be gripped Control to control the rotation of the driving wheel; a rotating mechanism, arranged on the wheel frame, and having a rotating bracket, the rotating bracket can rotate relative to the frame body between a first position and a second position, and a The front wheel is arranged on the rotating bracket, and when the rotating bracket is in the first position, the lower edge of the front wheel is higher than the lower edge of the driving wheel, and the driving wheel and the rear wheels are used to jointly drive the frame body to move , And when the rotating brackets are in the second position, the lower edge of the front wheel is lower than the lower edge of the driving wheel, and the front wheel and the rear wheels are used to jointly drive the frame body to move.

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