TWI711553B - Pivoting mechanism and carrier positioning device including the same - Google Patents

Abstract

A pivoting mechanism is provided, including a turning assembly and a position assembly. The turning assembly has a first component and a second component which are rotatable to each other. The position assembly includes a first positioning member, a first elastic member and a first pushing member. The first positioning member is disposed in the turning assembly. The first positioning member is selectively stopped the first component and the second component. The first positioning member is disposed between the first elastic member and the first pushing member.

Description

Pivoting mechanism and mobile carrier positioning device containing the pivoting mechanism

The present invention relates to a positioning device for a mobile carrier, and particularly relates to a pivoting mechanism and a positioning device for a mobile carrier including the pivoting mechanism.

Most vehicles are parked through their own parking mechanism, but types like road bikes, mountain bikes, etc. are based on professional factors such as racing safety, light weight, etc., so they will not design a parking frame with the vehicle. At this time, if you want to park or perform maintenance It is bound to rely on other mobile vehicle positioning devices, such as the mobile vehicle positioning devices disclosed in Taiwan patents M577390, I619630, I504489, and M507884.

However, the mobile vehicle positioning device in the aforementioned patent has various shortcomings. For example, the M507884 has a fixed rack type, so it can only rest on a specific position of the bicycle, and cannot be used for all kinds of cars, such as ladies. The car can’t use the rack; and the maintenance rack of I504489 can be folded, but in practical use, it can only provide the user with a fixed state of use (as shown in Figure 7 of its patent), which is the same as M507884 The shortcomings: The rack in the base of the I619630 is only used in a single mode, which has the same shortcomings as the M507884; the wall rack of M577390 is also hooked on the tires of the bicycle. This method can be applied to most bicycles. However, The positioning effect is not good. The bicycle faucet and the body are easy to swing relatively, which leads to instability of the overall suspension state, and the weight of the body is all concentrated on the hook and the partial wheel frame, which causes the wheel frame to be easily deformed and affects the riding safety. In addition, the patented products listed above all lack a proper pivoting mechanism and cannot be widely used and closed.

Therefore, it is necessary to provide a novel and progressive pivot mechanism and a mobile carrier positioning device including the pivot mechanism to solve the above-mentioned problems.

The main purpose of the present invention is to provide a pivoting mechanism and a mobile carrier positioning device including the pivoting mechanism. The pivoting mechanism can be quickly switched to a rotating state or a locked state as required, and the mobile carrier positioning device uses the pivot It is very convenient to turn the mechanism to close or adjust the support angle.

In order to achieve the above objective, the present invention provides a pivoting mechanism for use in a positioning device for a mobile carrier. The pivoting mechanism includes a rotating body component and a positioning component. The rotating body assembly includes a first member and a second member. The first member and the second member are coaxially arranged along an axis and rotate relative to each other about the axis. The first member and the second member The relative rotation direction of the component is defined as a rotation direction. The first component includes at least one first clamping portion and a first space, and the at least one first clamping portion protrudes from the first space transversely to the axis. The second member includes at least one second clamping portion and a second space. The at least one second clamping portion protrudes from the second space transversely to the axis line, and in the extension direction of the axis line, the The second space communicates with the first space to form a first chamber; and the positioning assembly includes a first positioning member, a first elastic member and a first pushing member, and the first positioning member is accommodated in the first The chamber is movable along the axis to a locked position and a released position, and the first positioning member interacts with at least one of the at least one first clamping portion and the at least one second clamping portion in the rotation direction Interference, the first elastic member is accommodated in the first chamber for driving the first positioning member to move toward the locked position normally, and the first pushing member penetrates the rotating body assembly to extend into the first chamber Chamber for driving the first positioning member to move toward the release position; wherein the locking position is defined as the first positioning member simultaneously with the at least one first clamping portion and the at least one second clamping portion in the rotation direction Both keep interfering. At this time, the first member and the second member cannot rotate relative to each other; the release position is defined as the first positioning member is completely contained in the first space, and the first positioning member is in the rotation direction The upper part does not interfere with the at least one second clamping portion, and the second member can rotate relative to the first member.

In order to achieve the above object, the present invention also provides a mobile carrier positioning device, including: a telescopic assembly, at least one pivoting mechanism as described in any one of claims 1 to 6, at least one swing arm, and at least one crane Pendant. The telescopic assembly includes a fixed rod and an extension rod, the extension rod is movably positioned on the fixed rod; the first member of the at least one pivoting mechanism is positioned on the extension rod; the at least one swing arm is respectively connected to the at least one The second member of a pivoting mechanism is in a pivotal relationship, and the first pushing member of the at least one pivoting mechanism passes through the at least one swing arm along the axis line for external pressure; the at least one hanging member is provided The at least one swing arm is recessed with a placing part, and the placing part is used for accommodating a part of a mobile carrier.

In order to achieve the above-mentioned object, the present invention provides a mobile carrier positioning device, including: a main rod, a plurality of support rods, a plurality of restricting members, a plurality of pivoting mechanisms such as one of claims 1 to 6 above, and a plurality of auxiliary pivots Transfer agency. The plurality of restriction members are provided on the plurality of support rods for abutting and restricting a moving carrier; the first member of the plurality of pivoting mechanisms is positioned on the main rod, and the second member of the plurality of pivoting mechanisms is provided on the plurality of support rods , The first pushing member of the plurality of pivoting mechanisms is arranged along the axis; the plurality of auxiliary pivoting mechanisms includes a third member, a fourth member, a second positioning member, a second elastic member and a second A pushing member, the third member and the fourth member are relatively rotatably arranged coaxially along the axis line, the third member includes at least one third clamping portion and a third space, the at least one third clamping portion is transversely The axis line protrudes in the third space, the fourth member is connected and positioned on the first member, the fourth member includes at least one fourth clamping portion and a fourth space, and the at least one fourth clamping portion The axial line protrudes transversely to the fourth space. In the extending direction of the axial line, the fourth space communicates with the third space to form a second chamber, and the second positioning member is in the rotation direction The upper part interferes with at least one of the at least one third clamping part and the at least one fourth clamping part, the second elastic member is accommodated in the second chamber, and the second pushing member movably passes through the The fourth member selectively pushes against the second positioning member; wherein the third member and the second member are coaxially arranged, and the first pushing member penetrates the second member and the third member to extend into the The second chamber abuts against the second positioning member, and the first positioning member, the first pushing member and the second positioning member are in a coaxial movement relationship. When the first positioning member is in the locked position, the The second positioning member simultaneously blocks the at least one third clamping portion and the at least one fourth clamping portion, and when the first positioning member is in the release position, the second positioning member only blocks the at least one third clamping portion .

The following examples are only used to illustrate the possible implementation aspects of the present invention, but they are not intended to limit the scope of protection of the present invention, and are described first.

Please refer to Figures 1 to 8, which show the first embodiment of the present invention, the pivoting mechanism 1 of the present invention, which is used for a mobile carrier positioning device 6A, the pivoting mechanism 1 includes: a rotating body assembly 11 And a positioning component 4.

The rotating body assembly 11 includes a first member 2 and a second member 3. The first member 2 and the second member 3 are coaxially arranged along an axis 91 and rotate relative to each other about the axis 91. The relative rotation direction of the first member 2 and the second member 3 is defined as a rotation direction 92. Specifically, the first member 2 includes at least one first clamping portion 21 and a first space 24. The at least one first clamping portion 21 protrudes from the first space 24 transversely to the axis 91. The second member 3 includes at least one second clamping portion 31 and a second space 34. The at least one second clamping portion 31 protrudes from the second space 34 transversely to the axis 91 and extends above the axis 91. In the extension direction, the second space 34 communicates with the first space 24 to form a first chamber 12.

The positioning assembly 4 includes a first positioning member 41, a first elastic member 42, and a first pushing member 43. The first positioning member 41 is accommodated in the first chamber 12 and can move along the axis 91 In a locked position and a released position, the first positioning member 41 interferes with at least one of the at least one first clamping portion 21 and the at least one second clamping portion 31 in the rotation direction 92, and the first elasticity The member 42 is accommodated in the first chamber 12 for driving the first positioning member 41 to move toward the locked position normally, and the first pushing member 43 penetrates the rotating body assembly 11 to extend into the first chamber 12. It is used to drive the first positioning member 41 to move toward the release position for external operation.

Wherein, the locked position is defined as the first positioning member 41 in the rotation direction 92 while maintaining interference with both the at least one first clamping portion 21 and the at least one second clamping portion 31, at this time, the first The member 2 and the second member 3 cannot rotate relatively. The release position is defined as that the first positioning member 41 is completely accommodated in the first space 24, the first positioning member 41 does not interfere with the at least one second clamping portion 31 in the rotation direction 92, and the second member 3 It can rotate relative to the first member 2.

It can be seen that when the external force is removed by the first pushing member 43, the first elastic member 42 will immediately force the first positioning member 41 to return to the locked position to ensure that the first member 2 and the second The two members 3 maintain a fixed relative position to improve safety and reliability in use. In the first embodiment, the first elastic member 42 springs against between the first positioning member 41 and the first member 2.

Preferably, the positioning assembly 4 further includes a sliding shaft 44, the sliding shaft 44 is set to be located on the rotating assembly 11 along the axis line 91, and the first positioning member 41 is located along the axis in the first chamber 12 The sliding shaft 44 slides, and the sliding shaft 44 can provide a supporting force to the first positioning member 41, thereby improving the sliding stability of the first positioning member 41 and ensuring the direction of movement. In the first embodiment, the sliding shaft 44 is sleeved on the first elastic member 42 to ensure the stability of the expansion and contraction direction of the first elastic member 42.

Furthermore, the first positioning member 41 can move a first distance 27 along the axis 91 in the first space 24, and the first distance 27 is not less than the thickness of the first positioning member 41 to ensure that When the first positioning member 41 is in the release position, the first space 24 can completely accommodate the first positioning member 41 so that it does not interfere with at least one second clamping portion 31 of the second member 3. The first positioning member 41 can move a second distance 35 along the axis 91 in the second space 34, and the second distance 35 is smaller than the first distance 27, ensuring that when the first positioning member 41 is located In the locked position, the first positioning member 41 can be located in the first space 24 and the second space 34 simultaneously to interfere with the at least one first clamping portion 21 and the at least one second clamping portion 31 at the same time. Wherein, in the direction of the axis 91, the ratio of the depth of the first space 24 to the depth of the second space 34 is preferably between 2 and 3. In the first embodiment, the first The depth of the space 24 is twice the depth of the second space 34.

Furthermore, the first member 2 includes a base 25 and a cylinder 26. One of the base 25 and the cylinder 26 is provided with a plurality of first insertion holes 51, and the other is provided with a plurality of first protrusions. 52. The base 25 and the barrel 26 are connected to form the first member 2 through the plurality of first protrusions 52 being inserted into the plurality of first insertion holes 51. In the first embodiment, the first protrusion 52 is rectangular Block, the first embedded hole 51 is a square hole. Wherein, the first member 2 adopts a two-piece structure which is beneficial for storage and assembly, and when there is wear and tear, local components can be replaced. Similarly, the second member 3 can also adopt a two-piece structure .

In the first embodiment, the number of the at least one first card portion 21 is plural, the plurality of the first card portions 21 are arranged at equal angular intervals, and the number of the at least one second card portion 31 is equal to the number of the first card portions. The card portion 21, and the angular interval arrangement of the plurality of second card portions 31 is also the same as that of the plurality of first card portions 21.

In detail, a plurality of the first card portions 21 define a plurality of first card recesses 22, a plurality of the second card portions 31 define a plurality of second card recesses 32, and the first space 24 includes a first receiving portion 23 and the A plurality of first card recesses 22, the plurality of first card recesses 22 communicate and surround the first container portion 23, the second space 34 includes a second container portion 33 and the plurality of second card recesses 32, the plurality of second card recesses 32 communicates around the second container 33.

In more detail, the first positioning member 41 includes a body 411 and a plurality of stop portions 412. The plurality of stop portions 412 protrude from the body 411 at an equal angle. The number and arrangement of the plurality of stop portions 412 are equal In the plurality of first card recesses 22, the main body 411 is movable between the first accommodating portion 23 and the second accommodating portion 33, and the plurality of blocking portions 412 are movable between the plurality of first card recesses 22 and the plurality of second Between the card recesses 32. Wherein, the first positioning member 41 is in the shape of a gear plate, and the number of the plurality of first clamping portions 21 is an even number, in order to have a more uniform blocking and stopping force.

The present invention also provides a mobile carrier positioning device 6A, which can be used to suspend a mobile carrier 8. The mobile carrier positioning device 6A includes: a telescopic assembly 61, and at least one pivoting mechanism 1 as described above. At least one swing arm 62 and at least one hanging member 63.

The telescopic assembly 61 includes a fixed rod 611 and an extension rod 612. The fixed rod 611 can be fixed to the wall surface. The extension rod 612 is movably positioned on the fixed rod 611 to adjust the length as required. The first member 2 of the at least one pivoting mechanism 1 is positioned on the extension rod 612, and the at least one swing arm 62 is respectively connected to the second member 3 of the at least one pivoting mechanism 1 in a pivotal relationship. Then, the at least one swing arm 62 can adjust the angle by pivoting the at least one pivoting mechanism 1 relative to the telescopic assembly 61.

In addition, the first pushing member 43 of the at least one pivoting mechanism 1 passes through the at least one swing arm 62 along the axis line 91 for external pressure, and the first positioning member 41 can be quickly driven to move by pressing. The release position. The at least one hanging member 63 is provided on the at least one swing arm 62, and the at least one hanging member 63 is recessed with a placing portion 631 for accommodating a portion of the mobile carrier 8, such as a bicycle frame Above the tube.

Preferably, the wall portion of the placing portion 631 has a plurality of steps, so as to be able to limit the position of the upper pipe corresponding to different pipe diameters.

In the first embodiment, the number of the at least one pivoting mechanism 1 is two, the number of the at least one swing arm 62 is two, the number of the at least one hanging member 63 is two, and the first member of the pivoting mechanism 1 2 is symmetrically arranged on two opposite sides of the extension rod 612, so that the entire mobile carrier positioning device 6A has a symmetrical structure, so as to provide even force to the mobile carrier 8. Among them, one of the second member 3 of the two pivoting mechanism 1 and the two swing arms 62 is provided with a plurality of second insertion holes 53, the other is provided with a plurality of second protrusions 54, and the second member 3 of the pivoting mechanism 1 The second member 3 and the two swing arms 62 are connected to each other through the plurality of second protrusions 54 being inserted into the plurality of second insertion holes 53, and the two swing arms 62 can be opposed to the telescopic assembly 61 through the two pivoting mechanisms 1 Pivot.

It can be understood that the overall configuration is not limited to the above, and the mobile carrier positioning device 6B as shown in the second embodiment in FIG. 9 and FIG. 10 may have at least one pivoting mechanism 1A in two, and at least one pendulum The number of arms 62A is one, the number of the at least one hanging member 63 is two, and the two hanging members 63 are arranged symmetrically on the swing arm 62A with the axis 91 of the pivoting mechanism 1A as an axis.

Please further refer to FIGS. 11 to 13, which is another mobile carrier positioning device 6C provided by the present invention, which is in the form of a carriage frame. The mobile carrier positioning device 6C includes: a main rod 71, a plurality of The supporting rod 72, the plural restricting members 79, the plural pivoting mechanism 1B and the plural auxiliary pivoting mechanism 73 as described above.

The main rod 71 can be assembled to a car, the plurality of restricting members 79 are provided on the plurality of supporting rods 72, and the plurality of restricting members 79 are used for abutting and restricting the mobile vehicle 8 (please refer to the bicycle in FIG. 8). The first member 2A of the plurality of pivoting mechanisms 1B is positioned on the main rod 71, and the second member 3A of the plurality of pivoting mechanisms 1B is provided on the plurality of supporting rods 72, whereby the plurality of supporting rods 72 can be opposed to the main rod. 71 pivots, wherein the first pusher 43A of the plural pivoting mechanism 1B is arranged along an axis 91A.

It should be emphasized that the plurality of auxiliary pivoting mechanisms 73 are used to assist the strength and durability of the plurality of pivoting mechanisms 1B, and the plurality of auxiliary pivoting mechanisms 73 can evenly share the first positioning member 41A of the plurality of pivoting mechanisms 1B The blocking force in the locked position can allow the plurality of support rods 72 to have better pivot stability when pivoting relative to each other.

Specifically, the plurality of auxiliary pivoting mechanisms 73 include a third member 74, a fourth member 75, a second positioning member 76, a second elastic member 77, and a second pushing member 78. The third member 74 The third member 74 is coaxially arranged along the axis 91 so as to be rotatable relative to the fourth member 75. The third member 74 includes at least one third clamping portion 741 and a third space 742. The at least one third clamping portion 741 is transverse to the The axis 91A protrudes from the third space 742. The fourth member 75 is connected and positioned to the first member 2A. The fourth member 75 includes at least a fourth clamping portion 751 and a fourth space 752. At least one fourth clamping portion 751 protrudes from the fourth space 752 transversely to the axis 91A. In the extending direction of the axis 91A, the fourth space 752 communicates with the third space 742 to form a second space. In the accommodating chamber 731, the second positioning member 76 interferes with at least one of the at least one third clamping portion 741 and the at least one fourth clamping portion 751 in the rotation direction 92, and the second elastic member 77 is accommodated in In the second containing chamber 731, the second pushing member 78 movably passes through the fourth member 75 to selectively push the second positioning member 76.

More specifically, the third member 74 and the second member 3A are coaxially arranged. In the third embodiment, the third member 74 and the second member 3A are a single element arranged on two opposite sides. The first pushing member 43A penetrates through the second member 3A and the third member 74 and extends into the second chamber 731 and abuts against the second positioning member 76, so that the first positioning member 41A, The first pushing member 43A and the second positioning member 76 move in a coaxial relationship.

Specifically, when the first positioning member 41A is in the locked position, the second positioning member 76 simultaneously blocks the at least one third clamping portion 741 and the at least one fourth clamping portion 751. When the first positioning member 41A is located When 41A is in the release position, the second positioning member 76 only blocks the at least one third clamping portion 741. In use, the user only needs to press the second pushing member 78 to simultaneously force the second positioning member 76 drives the first positioning member 41A to move to the release position, so that the support rod 72 can pivot freely.

1, 1A, 1B: pivot mechanism

11: Swivel assembly

12: The first chamber

2, 2A: The first component

21: The first card part

22: The first card concave

23: The first container

24: The first space

25: base

26: cylinder

27: First distance

3, 3A: Second member

31: The second card part

32: second card recess

33: The second container

34: second space

35: second distance

4: Positioning components

41, 41A: The first positioning piece

411: body

412: Stop

42: The first elastic part

43, 43A: The first pusher

44: Sliding shaft

51: first recessed hole

52: The first convex part

53: second recessed hole

54: second convex

6A, 6B, 6C: mobile vehicle positioning device

61: Telescopic components

611: fixed pole

612: Extension rod

62, 62A: swing arm

63: hanging pendant

631: placement department

71: main pole

72: support rod

73: auxiliary pivot mechanism

731: second chamber

74: Third member

741: Third Card Department

742: The Third Space

75: The fourth component

751: Fourth Card Department

752: The Fourth Space

76: second positioning piece

77: second elastic part

78: The second push piece

79: Restrictions

8: mobile vehicle

91, 91A: axis line

92: Rotation direction

Fig. 1 is a perspective view of the first embodiment of the present invention. Figure 2 is an exploded view of the first embodiment of the present invention. Figure 3 is another view of Figure 2. 4 to 5 are schematic diagrams of the operation of the positioning assembly of the first embodiment of the invention. Figures 6 to 7 are schematic diagrams of the pivoting pendulum of the first embodiment of the present invention. Fig. 8 is a diagram of the use state of the first embodiment of the present invention. Fig. 9 is a perspective view of the second embodiment of the present invention. Fig. 10 is an exploded view of Fig. 9; Fig. 11 is a perspective view of the third embodiment of the present invention. Figure 12 is an exploded view of Figure 11. Fig. 13 is a partial view of Fig. 12 from another perspective.

6A: Mobile vehicle positioning device

61: Telescopic components

62: swing arm

63: hanging pendant

631: placement department

92: Rotation direction

Claims (10)

A pivoting mechanism for a mobile carrier positioning device, the pivoting mechanism comprising: a rotating body assembly, including a first member and a second member, the first member and the second member are along an axis The core line is arranged coaxially and rotates relative to the axis line as the axis. The relative rotation direction of the first member and the second member is defined as a rotation direction. The first member includes at least one first clamping portion and a first Space, the at least one first clamping portion protrudes transversely to the axis line in the first space, the second member includes at least one second clamping portion and a second space, the at least one second clamping portion is transverse to the The axis line protrudes from the second space, and in the extending direction of the axis line, the second space communicates with the first space to form a first chamber; and a positioning assembly including a first positioning member , A first elastic member and a first pushing member, the first positioning member is accommodated in the first chamber and can move along the axis to a locked position and a release position, the first positioning member is in the Interference with at least one of the at least one first clamping portion and the at least one second clamping portion in the rotation direction, the first elastic member is accommodated in the first chamber for driving the first positioning member to face normally When the locking position moves, the first pushing member penetrates the rotating body assembly and extends into the first chamber to drive the first positioning member to move toward the release position; wherein, the locked position is defined as the first The positioning member interferes with both the at least one first clamping portion and the at least one second clamping portion at the same time in the rotation direction. At this time, the first member and the second member cannot rotate relatively; the release position defines Because the first positioning member is completely accommodated in the first space, the first positioning member does not interfere with the at least one second clamping portion in the rotation direction, and the second member can rotate relative to the first member. The pivoting mechanism according to claim 1, wherein the positioning component further includes a sliding shaft, the sliding shaft is set to be located on the rotating body component along the axis line, and the first positioning member is located along the middle of the first chamber The sliding shaft slips. The pivoting mechanism according to claim 1, wherein the number of the at least one first card portion is plural, the plurality of the first card portions are arranged at equal angular intervals, and the number of the at least one second card portion is equal to the plurality of the The first card portion and the second card portions have the same angular spacing configuration as the first card portions; the plurality of first card portions define a plurality of first card recesses, and the plurality of second card portions define a plurality of Two card pockets, the first space includes a first pocket and the plurality of first pockets, the plurality of first pockets communicate and surround the first pocket, the second space includes a second pocket and the plurality of first pockets Two card recesses, the plurality of second card recesses communicate with each other around the second container; the first positioning member includes a body and a plurality of stop parts, the plurality of stop parts protrude from the body at an equal angle, the plurality The number and arrangement of the stopping parts are equivalent to the plurality of first cavities, the body is movable between the first accommodating part and the second accommodating part, and the plurality of stopping parts are movable between the plurality of first cavities and the plural Between the second card recess. The pivoting mechanism according to claim 1, wherein the first positioning member can move a first distance along the axis line in the first space, and the first distance is not less than the thickness of the first positioning member, The first positioning member can move a second distance along the axis in the second space, and the second distance is smaller than the first distance. The pivoting mechanism of claim 1, wherein the first member includes a base and a cylinder, one of the base and the cylinder is provided with a plurality of first insertion holes, and the other is provided with a plurality of first protrusions Part, the base part and the cylinder body are connected to form the first member by inserting the plural first convex parts into the plural first insertion holes. The pivoting mechanism according to claim 3, wherein the positioning assembly further includes a sliding shaft, the sliding shaft is set to be located on the rotating assembly along the axis line, and the first positioning member is located along the middle of the first chamber The sliding shaft slides; the first positioning member can move a first distance along the axis line in the first space, the first distance is not less than the thickness of the first positioning member, the first positioning member The second space can move along the axis line for a second distance, the second distance is smaller than the first distance; the first member includes a base and a cylinder, the base and the cylinder are provided with one There are a plurality of first insertion holes, and the other is provided with a plurality of first protrusions. The base and the cylinder are connected to form the first member through the plurality of first protrusions being inserted into the plurality of first insertion holes; The number of card parts is an even number; the ratio of the depth dimension of the first space to the depth dimension of the second space is between 2 and 3; the first convex part is a rectangular block, and the first embedding hole is a square hole The first elastic member elastically abuts between the first positioning member and the first member; the first elastic member sleeves the sliding shaft; the first positioning member is in the shape of a gear plate. A positioning device for a mobile vehicle, comprising: a telescopic component, including a fixed rod and an extension rod, the extension rod is movably positioned on the fixed rod; at least one of claims 1 to 6 A pivoting mechanism, the first member of the at least one pivoting mechanism is positioned on the extension rod; at least one swing arm is respectively connected to the second member of the at least one pivoting mechanism to form a pivotal relationship, the at least one pivoting The first pushing member of the mechanism passes through the at least one swing arm along the axis line to be pressed by the outside; and at least one hanging member is respectively provided on the at least one swing arm and is recessed with a placing portion, the placing portion A part of a mobile vehicle for containing. The mobile carrier positioning device according to claim 7, wherein the number of the at least one pivoting mechanism is two, the number of the at least one swing arm is two, the number of the at least one hanging member is two, and the number of the pivoting mechanism is two The first member is symmetrically arranged on two opposite sides of the extension rod; wherein, two of the second members of the pivoting mechanism One of the two parts and two of the swing arms is provided with a plurality of second insertion holes, the other is provided with a plurality of second protrusions, the second member of the second pivot mechanism and the two swing arms are embedded through the plurality of second protrusions The plurality of second embedding holes are connected to each other, and the two swing arms can pivot relative to the telescopic assembly through the two pivoting mechanisms. The mobile carrier positioning device according to claim 7, wherein the number of the at least one pivoting mechanism is two, the number of the at least one swing arm is one, the number of the at least one hanger is two, and the number of the two hangers is two The axis of the pivoting mechanism is axially symmetrically arranged on the swing arm. A positioning device for a mobile vehicle, comprising: a main rod; a plurality of support rods; a plurality of restricting members arranged on the plurality of support rods for restricting a mobile vehicle against abutment; as in any one of the above-mentioned requirements 1 to 6 A plurality of pivoting mechanisms, the first member of the plurality of pivoting mechanisms is positioned on the main rod, the second member of the plurality of pivoting mechanisms is provided on the plurality of support rods, and the first pushing member of the plurality of pivoting mechanisms is along the axis Line configuration; and a plurality of auxiliary pivoting mechanisms, including a third member, a fourth member, a second positioning member, a second elastic member and a second pushing member, the third member and the fourth member can be opposite Rotatingly and coaxially arranged along the axis, the third member includes at least a third clamping portion and a third space, the at least one third clamping portion protrudes from the third space transversely to the axis, the The fourth member is connected and positioned to the first member, the fourth member includes at least one fourth clamping portion and a fourth space, and the at least one fourth clamping portion protrudes from the fourth space transversely to the axis; In the extending direction of the axis line, the fourth space communicates with the third space to form a second chamber, and the second positioning member is connected to the at least one third clamping portion and the at least one first chamber in the rotation direction. At least one of the four clamping parts interferes with each other, the second elastic member is accommodated in the second chamber, and the second pushing member movably passes through the fourth member to selectively push against the second positioning member ； Wherein, the third member and the second member are coaxially arranged, and the first pushing member penetrates the second member and the third member, extends into the second chamber and abuts against the second positioning member, and then The first positioning member, the first pushing member, and the second positioning member are in a coaxial movement relationship. When the first positioning member is in the locking position, the second positioning member simultaneously stops the at least one third clamping portion and the When the at least one fourth clamping part is located at the release position, the second positioning part only blocks the at least one third clamping part.

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