TWI779931B - Vehicle restriction mechanism and vehicle carrier including the same - Google Patents

Abstract

A vehicle restriction mechanism and a vehicle carrier including the same are provided, and the vehicle restriction mechanism is configured to be disposed on a supporting arm of the vehicle carrier. The vehicle restriction mechanism includes a base and a stem member. The base is configured to be disposed on the supporting arm and includes a sleeving portion, and the sleeving portion defines an axial direction. The stem member is adjustably positioned on the sleeving portion, and the stem member is rotatable between a restricted position and a release position relative to the base about the axial direction. One of the base and the stem member has a first guiding portion, and the other of the base and the stem member has a second guiding portion movably connected with the first guiding portion. Relative to a bottom surface of the base, the first guiding portion has at least two heights different from one another in the axial direction. When the stem member is rotated relative to the base, the second guiding portion is moved relative to the first guiding portion and drives the stem member to move relative to the base in the axial direction.

Description

Carrying frame and its car body limit mechanism

The present invention is related to a vehicle body limiting mechanism, in particular to a vehicle carrying frame and its vehicle body limiting mechanism.

The known carrying frame includes a main frame body for assembly on a vehicle, a frame connected to the main frame body for carrying at least one bicycle and a vertical rod horizontally arranged on the main frame body, the vertical rod Limiting parts such as straps and hooks can be provided for fixing the frame of the bicycle, so as to increase the stability of loading.

However, the known limiting member can only slide relative to the vertical rod to adjust the height, and cannot rotate relative to the vertical rod, and it is easy to interfere with each other when loading and unloading bicycles. Therefore, when loading and unloading bicycles, the operator must first The bicycle can only be moved when the limiting member is moved to a position higher than the bicycle, which is not convenient for operation.

Therefore, it is necessary to provide a novel and progressive vehicle carrying frame and its vehicle body limiting mechanism to solve the above-mentioned problems.

The main purpose of the present invention is to provide a vehicle carrying frame and its vehicle body limit mechanism, which is simple in structure and easy to operate and adjust to facilitate the loading and unloading of a bicycle.

To achieve the above object, the present invention provides a car body position limiting mechanism, which is provided on a pole of the car carrying frame, comprising: a base and a handle. The base is provided on the pole and includes a socket portion, and the socket portion defines an axial direction. The handle is adjustable and positioned on the sleeve portion, and the handle can rotate relative to the base between a restricting position and a release position in the axial direction; wherein, one of the base and the handle One is provided with a first guide part, and the other is provided with a second guide part connected to the first guide part in a relatively movable manner. Relative to a bottom surface of the base, the first guide part There are at least two different heights upward; when the handle rotates relative to the base, the second guiding part moves relative to the first guiding part and drives the handle to move relative to the base along the axial direction.

In order to achieve the above object, the present invention further provides a vehicle carrying frame, which includes at least one vehicle body limiting mechanism as described above, and further includes: a vehicle carrying frame body, which is provided with the vertical pole and is used to bear at least one bicycle, each The handle of the vehicle body limiting mechanism is used for limiting the at least one bicycle.

The following examples illustrate possible implementations of the present invention, but are not intended to limit the scope of protection of the present invention.

Please refer to Figures 1 to 8, which show a preferred embodiment of the present invention, the car body limit mechanism 1 of the present invention is provided on the pole 210 of the vehicle frame 2, including: a base 10 and a handle pieces 20.

The base 10 is provided on the pole 210 and includes a sleeve portion 11 , and the sleeve portion 11 defines an axis A. As shown in FIG. The handle 20 is adjustable and positioned on the sleeve portion 11, and the handle 20 can be rotated relative to the base 10 on the axis A between a restricting position and a release position; wherein, the base 10 And one of the handles 20 is provided with a first guide portion 12, and the other is provided with a second guide portion 21 that is relatively movably connected to the first guide portion 12, with respect to one of the base 10 Bottom surface 13, the first guiding portion 12 has at least two different heights in the axial direction A; when the handle 20 rotates relative to the base 10, the second guiding portion 21 is opposite to the first guiding portion The part 12 moves and drives the handle 20 to move relative to the base 10 along the axial direction A, which is convenient for operation and adjustment to facilitate the loading and unloading of a bicycle 3 .

The base 10 further includes a seat portion 14 for being sleeved on the pole 210, the sleeve portion 11 includes a barrel body 111 and at least one protrusion radially extending from the barrel body 111 and connected to the seat portion 14. The rim 112, the handle 20 is rotatably inserted into the cylinder body 111, which is convenient for processing and assembly and is beneficial to light weight. In this embodiment, the seat portion 14 and the socket portion 11 are integrally formed as a single member; the socket portion 11 includes two flanges 112, each of which extends radially from the barrel body 111 and It has a trapezoidal shape and gradually expands toward the seat 14. The outer contour has good structural strength and is not easily deformed. In other embodiments, the seat portion and the sleeve portion may not be integrally formed; each of the flanges may also have a circular, rectangular or any other shape; each of the flanges may also be snapped together , welding and other methods are connected between the barrel body 111 and the seat portion 14 .

One of the first guiding part 12 and the second guiding part 21 includes at least one guiding recess, and the other includes at least one guiding protrusion corresponding to the at least one guiding recess, so as to provide guiding and positioning effects . In this embodiment, the first connecting portion 12 includes an arc groove 121 extending in a curved shape, and the arc groove 121 passes through the cylinder body 111 and includes a first end portion 122 and a second end portion 123 , relative to the bottom surface 13, the first end portion 122 is higher than the second end portion 123 in the axial direction A; the second guide portion 21 includes at least one guide protrusion that can move in the arc groove 121 211 , the at least one guiding protrusion 211 is detachably protruded from the outer peripheral wall of the handle 20 , the structure is simple and easy to process. The first end portion 122 and the second end portion 123 are respectively provided with an abutment surface 122a, 123a, and each of the abutment surfaces 122a, 123a can be connected with the second guide portion in a length extending direction of the arc groove 121 21 to abut against each other to avoid excessive pivoting of the handle 20, and the positioning effect is good. The handle 20 further includes a hook portion 22. When the at least one guiding protrusion 211 is located at the first end portion 122, the handle 20 is located at the restricting position, and the hook portion 22 can be used to restrict a rod of the bicycle 3. , as shown in Figure 7 and Figure 8; when the at least one guide protrusion 211 is located at the second end 123, the handle 20 is located at the release position, which can prevent the hook 22 from interfering with the bicycle 3 to facilitate loading and unloading , as shown in Figure 1 and Figure 6. Thereby, when the handle 20 rotates relative to the base 10, the first guiding portion 12 and the second guiding portion 21 can guide the handle 20 along the axial direction A relative to the base 10 at the same time. The up and down displacement makes the hook 22 easy to engage with or disengage from the bar, and the operation is convenient. Preferably, the arc opening 124 of the arc groove 121 is opened toward the side of the axial direction A adjacent to the bottom surface 13, so that when the hook portion 22 does not interfere with the rod, the handle 20 will Gravity and the guidance of the arc groove 121 automatically swing to the release position to facilitate loading and unloading of the bicycle 3 . However, the arc groove can also be set at other positions of the base or on the handle; the first guiding part can also be exemplified but not limited to straight grooves, inclined grooves, multi-curvature arc grooves, and turning connections grooves, etc.; the first end can also be lower than the second end.

Preferably, the base 10 further includes a first locking portion 15, and the handle 20 further includes a second locking portion 23 releasably engaged with the first locking portion 15, so as to avoid the The handle 20 can be displaced arbitrarily. When the first locking part 15 is locked with the second locking part 23, the base 10 and the handle 20 cannot move relative to each other, as shown in Figure 4; when the first locking part 15 and the When the second engaging portion 23 is released, the base 10 and the handle 20 can move relatively, as shown in FIG. 5 . In detail, the first latching portion 15 is disposed on the socket portion 11 and includes at least one radially retractable latching protrusion 151 , and the second latching portion 23 includes at least one recessed on the outer wall surface of the handle 20 The at least one locking protrusion 151 can be engaged with the at least one locking recess 231 correspondingly. It should be noted that, in this embodiment, the first latching portion 15 and the second latching portion 23 can restrict the rotation and axial movement of the handle 20 relative to the base 10 at the same time; in other embodiments, The rotation and axial movement of the handle relative to the base can also be limited by two unrelated limiting mechanisms respectively.

In this embodiment, the vehicle body limit mechanism 1 further includes an operating component 30 capable of actuating the first locking portion 15, and the operating component 30 includes an externally operable and connected to the first locking portion 15. The operating part 31, a sleeve body 32 and an elastic part 33 which are socketed with the operating part 31, the sleeve body 32 is arranged on the socket part 11 in a relatively non-movable manner, and the elastic part 33 bounces against the operating part 31 and one of the first latching portion 15 and the casing 32, so that the first latching portion 15 has a tendency to move toward the second latching portion 23. In this embodiment, the elastic member 33 bounces between the first engaging portion 15 and the sleeve body 32; the at least one locking protrusion 151 is a pin passing through the sleeve body 32, and the pin It is connected to the operating member 31 in a relatively axially non-movable manner; the at least one locking recess 231 is a limiting hole; when the handle 20 is at the limiting position, the pin is engaged with the limiting hole, and by pulling the The operating part 31 can release the pin from the limiting hole, which has a simple structure, is easy to operate and can be stably clamped. In addition, when the handle 20 rotates from the releasing position to the restricting position, the pin corresponds to the limiting hole and can be pushed by the elastic member 33 to automatically engage. In other embodiments, the handle can also be provided with a plurality of spaced apart spacing holes, and when the handle is at the release position, the pin can also be snapped into one of the spacing holes for positioning; The first locking part and the second locking part can also be, for example but not limited to, a latch and a socket, a steel ball and a recess, a ratchet and a ratchet, etc., which can be adjusted and positioned with each other, so that the handle can be multi-segmented. type of adjustment positioning.

In detail, the sleeve portion 11 is radially pierced with a screw hole 113 communicating with the inside of the cylinder body 111 , and the sleeve body 32 includes a threaded segment 321 screwed to the screw hole 113 and a threaded segment 321 connected to it. The polygonal section 322 , the operating member 31 is sleeved on the polygonal section 322 so as to be relatively axially movable and non-rotatable, and the operating component 30 can be disassembled by rotating the operating member 31 . Preferably, in the axial direction A, the height of the screw hole 113 is lower than the height of the first end portion 122, and the clamping stability is better; viewed along the axial direction A, the arc groove 121 and the operation The components 30 are misplaced, which increases the configuration space and facilitates the operation. However, the operating component can also be matched with the structure of the screw hole through the knob, and the knob can be screwed into or out of the screw hole to make the pin move relative to the limiting hole, and the effect of clamping and releasing can also be achieved .

The present invention further provides a vehicle-carrying frame 2, which includes at least one vehicle body limiting mechanism 1 as described above, and further includes: a vehicle-carrying frame body 220, which is provided with the vertical rod 210 and is used to bear at least one bicycle 3 , each of the handles 20 of the vehicle body limiting mechanism 1 is used for limiting a bicycle 3 . Preferably, the base 10 is relatively slidably arranged on the pole 210; the base 10 includes a first clamping portion, and the pole 210 includes a The second clamping part, in order to adjust the positioning. Preferably, the first clamping portion and the socket portion 11 are disposed on different sides of the seat portion 14 to facilitate configuration and operation.

1: Car body limit mechanism

2: Carrying frame

3: Bicycle

10: base

11: socket part

111: cylinder body

112: Flange

113: screw hole

12: The first connecting part

121: arc groove

122: first end

122a, 123a: contact surface

123: second end

124: arc mouth

13: bottom surface

14: Block

15: The first locking part

151: card convex

20: handle

21: The second connecting part

211: Convex guide

22: hook

23: The second locking part

231: Concave

30: Operating components

31: Operating parts

32: sleeve body

321: thread segment

322: Multi-angle segment

33: Elastic parts

210: Pole

220: Carrying frame body

A: Axial

Fig. 1 is a perspective view of a handle in a restricted position according to a preferred embodiment of the present invention. Fig. 2 is a partial exploded view of a preferred embodiment of the present invention. Fig. 3 is a perspective view of a base of a preferred embodiment of the present invention. Fig. 4 is a schematic diagram of the operation of a preferred embodiment of the present invention. 5 is a schematic cross-sectional view of a first locking part and a second locking part released according to a preferred embodiment of the present invention. FIG. 6 and FIG. 7 are schematic diagrams of the operation of a preferred embodiment of the present invention. FIG. 8 is a partially enlarged view of FIG. 6 .

1: Car body limit mechanism

10: Base

20: handle

30: Operating components

210: Pole

Claims (10)

A car body limit mechanism, which is provided on a vertical rod of a vehicle-carrying frame, comprising: a base, which is provided on the vertical rod and includes a socket portion, and the socket portion defines an axial direction; and a handle A part, which is adjustable and positioned on the socket part, the handle can be rotated relative to the base in the axial direction between a restricted position and a release position; wherein, one of the base and the handle A first guide part is provided, and the other is provided with a second guide part which is relatively movably connected to the first guide part. Relative to a bottom surface of the base, the first guide part is in the axial direction There are at least two different heights; when the handle rotates relative to the base, the second guiding part moves relative to the first guiding part and drives the handle to move relative to the base along the axial direction. The vehicle body limiting mechanism as described in Claim 1, wherein the first guiding portion includes an arc groove extending in a curved shape, and the arc groove includes a first end portion and a second end portion, opposite to the bottom surface , the first end is higher than the second end in the axial direction. The vehicle body limiting mechanism according to claim 2, wherein an arc opening of the arc groove is opened toward a side adjacent to the bottom surface in the axial direction. The vehicle body limiting mechanism according to claim 2, wherein the second guiding part includes at least one guiding protrusion that can move in the arc groove, and when the at least one guiding protrusion is located at the first end, the handle Located at the restricting position; when the at least one guiding protrusion is located at the second end, the handle is located at the releasing position. The vehicle body limit mechanism as described in claim 1, wherein the base further includes a first locking part, and the handle further includes a second locking part releasably locked with the first locking part part; when the first locking part is locked with the second locking part, the base and the handle cannot move relative to each other; when the first locking part and the second locking part are released, The base and the handle are relatively movable. The vehicle body limit mechanism as described in claim 5, wherein the first locking part is provided on the socket part and includes at least one radially retractable locking protrusion, and the second locking part includes at least one concave The engaging recess on the outer wall of the handle, the at least one engaging protrusion can be correspondingly engaged with the at least one engaging recess. The vehicle body limit mechanism as described in claim 5 further includes an operating component capable of actuating the first locking part, wherein the operating component includes an operating part that can be operated externally and is connected to the first locking part . A sleeve and an elastic member which are socketed with the operating member, the sleeve is arranged on the socket part so as to be relatively immovable, and the elastic member bounces against one of the operating member and the first locking part between the body and the body. The car body limit mechanism as described in claim 1, wherein the base further includes a seat portion for being sleeved on the pole, the sleeve portion includes a cylinder body and at least one radially extending from the cylinder body and Connected to the flange of the seat, the handle is rotatably inserted into the barrel. The vehicle body limit mechanism as described in Claim 7, wherein the first guide part includes an arc groove extending in an arc, and the arc groove includes a first end and a second end, relative to the shaft In the direction, the first end is higher than the second end; one arc opening of the arc groove is opened toward the side adjacent to the bottom surface in the axial direction; the first end and the second end are respectively provided with a Each of the abutting surfaces can be abutted against the second guide part in the direction of the length extension of the arc groove; the second guide part includes at least one guide protrusion that can move in the arc groove, and the at least A guiding protrusion is detachably protruded on the outer peripheral wall of the handle; when the at least one guiding protrusion is located at the first end, the handle is located at the restricted position; when the at least one guiding protrusion is located at the second end , the handle is located at the release position; the first locking part is provided on the sleeve part and includes at least one radially retractable locking protrusion, and the second locking part includes at least one concavely arranged on the handle The at least one protrusion on the outer wall surface can be correspondingly engaged with the at least one protrusion; the at least one protrusion is a pin that passes through the sleeve, and the pin is connected to the Operating part; the at least one locking recess is a limit hole; when the handle is at the limit position, the pin is engaged with the limit hole; the base also includes a seat for being sleeved on the pole department, The sleeve part includes a cylinder body and two flanges extending radially from the cylinder body and connected to the seat part, the arc groove is passed through the cylinder body, and the handle is rotatably inserted in the cylinder body ; Each of the flanges has a trapezoidal outer profile extending gradually toward the seat; the seat and the sleeve are integrally formed as a single member; The screw hole, the sleeve body includes a threaded section screwed on the screw hole and a polygonal section connected to the threaded section, the operating part can move relative to the axis and not rotate relative to the polygonal section; in the In the axial direction, the height of the screw hole is lower than the height of the first end; the elastic member bounces between the first locking portion and the sleeve; and viewed along the axial direction, the arc groove and the Operating components are out of phase. A vehicle-carrying frame, including at least one vehicle body limiting mechanism as described in any one of claims 1 to 9, and further comprising: a vehicle-carrying frame body, provided with the pole and used to bear at least one bicycle, each of which The handle of the vehicle body limiting mechanism is used for limiting the at least one bicycle.

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