WO2018192088A1

WO2018192088A1 - Tripod head shaft arm structure, and tripod head structuring having same

Info

Publication number: WO2018192088A1
Application number: PCT/CN2017/089258
Authority: WO
Inventors: 李卫东; 贝世猛
Original assignee: 深圳市大疆灵眸科技有限公司
Priority date: 2017-04-20
Filing date: 2017-06-20
Publication date: 2018-10-25
Also published as: CN109937320A; CN206723742U; CN112648489B; CN109937320B; CN112648489A

Abstract

A tripod head shaft arm structure, and a tripod head structuring having same. The tripod head shaft arm structure comprises: a shaft arm body (1), an adaptation component (2) movably disposed on the shaft arm body (1), and a locking mechanism configured to lock the adaptation component (2) to the shaft arm body (1). The adaptation component (2) comprises a casing fitted over the shaft arm body (1); the locking mechanism comprises an adjustment component (31) and a holding member (32) disposed at the shaft arm body (1) side of the casing; the adjustment component (31) and the holding member (32) work in concert to adjust the holding member (32) to move towards or away from the shaft arm body (1), thereby locking or unlocking the adaptation component (2) and the shaft arm body (1); the tripod head structure comprises a drive motor (10) and the tripod head shaft arm structure, and the drive motor (10) is disposed on the adaptation component (2) for driving the shaft arm body (1) to rotate. Based on cooperation between the adjustment component (31) and the holding member (32) of the locking mechanism, the holding member (32) works in concert with the adaptation component (2) to be fastened on or released from the shaft arm body (1), thereby locking or unlocking the adaptation component (2) and the shaft arm body (1), such that the center of gravity of the tripod head structure can be adjusted.

Description

PTZ arm axle structure and gimbal structure with same

Technical field

The invention relates to the field of cloud platform technology, in particular to a cloud platform axle arm structure and a cloud platform structure therewith.

Background technique

Cameras (such as video cameras in the film industry) are usually shot under motion, and in order to ensure a stable picture, the use of the stabilization platform is started. Usually, in the process of using the pan/tilt structure in a professional shooting scene, different types of camera lenses are required for different shooting effects, resulting in a change in the weight of the load carried on the gimbal, which is carried in the gimbal structure. The gimbal needs to adjust the length of the arm. The process needs to ensure that the center of gravity of the gimbal is on the axis of the pan-tilt axis to ensure the balance of the gimbal.

Therefore, the gimbal needs to adjust the length of the axle arm to ensure the balance of the gimbal structure when carrying different weights. Moreover, after the pan/tilt adjusts the length of the arm, the pan-tilt arm needs to be locked to ensure sufficient stability of the gimbal.

Summary of the invention

The invention provides a pan-tilt arm structure capable of conveniently adjusting the length of the arm arm and a pan-tilt structure having the pan-tilt arm structure.

According to an embodiment of the present invention, a pan/tilt arm structure is provided, including: a shaft arm body, a adapter assembly movably disposed on the shaft arm body, and a locking mechanism for locking the adapter assembly a locking mechanism on the main body of the shaft, the adapter assembly is configured to connect a driving motor that drives the rotation of the main body of the shaft;

Wherein the adapter assembly includes a housing sleeved on the main body of the axle arm, the locking mechanism includes an adjustment assembly and a holding member on a side of the main body of the axle arm in the housing, The adjusting component cooperates with the holding member to adjust the holding member Moving toward or away from the axle arm body causes the gripping member to clamp or loosen to the axle arm body, thereby locking or unlocking the adapter assembly with the axle arm body.

Further, the holding member is rotatably coupled to the adapter assembly, wherein the holding member locks the lock from the main body of the shaft arm when the holding member rotates relative to the adapter assembly The tight state is switched to release the unlocked state of the main body of the axle arm.

Further, the adjusting assembly includes a locking member, and the holding member is provided with a locking portion that cooperates with the locking member; wherein the depth of fitting the locking member into the locking portion is adjusted And adjusting the rotation of the holding member relative to the adapter assembly.

Further, the locking member includes a lever and a connecting shaft connected to the lever, the lever adjusting the connecting shaft to fit into the locking portion.

Further, the free end of the connecting shaft is provided with a thread, and the locking portion is a threaded hole adapted to the connecting shaft.

Further, the lever is provided with a connecting portion connected to the connecting shaft, the connecting portion is provided with an internal gear, and one end of the connecting shaft connected to the lever is provided to cooperate with the internal gear Gears.

Further, the holding member includes a holding body and a holding block, the holding block is movably connected to the holding body, and the locking portion is disposed on the holding block, the holding a tightening block is coupled to the locking member by the locking portion to pull the holding body to hold the shaft arm body; wherein, when the holding body is rotated toward the main body of the shaft arm, The holding block slides with the holding body and presses the holding member.

Further, the holding body is provided with a receiving portion, the receiving portion has a circular arc-shaped concave surface, and the holding block is received in the receiving portion and can be in the receiving portion Sliding on the concave surface.

Further, the holding block is located at a first side of the holding member, and the holding member is coupled to the housing by a rotating shaft with respect to a second side of the first side, an axis of the rotating shaft The direction is parallel to the axial direction of the axial arm body, and the first side and the second side respectively correspond to the two long sides of the axial arm body.

Further, the housing includes an upper cover body and a lower cover body, and the lower cover body is provided with a recessed portion for adjusting the movement of the lever, and the adapter assembly further includes a lower portion disposed under the cover a lever cover of the cover body, the lever cover cooperates with a recessed portion of the lower cover body to constitute an adjustment space of the lever.

Further, the main body of the shaft arm is provided with a limiting guiding surface, and the housing is provided with a limiting joint surface adapted to the limiting guiding surface.

Further, the limiting guiding surface is a limiting inclined surface or a limiting circular arc surface, and the limiting bonding surface is a limiting inclined surface or a limiting circular arc surface corresponding to the limiting guiding surface.

Further, the shaft arm body is provided with a guiding passage, and the pan/tilt arm structure further comprises a guiding mechanism for adjusting movement of the adapter assembly relative to the shaft arm body;

The guiding mechanism includes a guiding shaft and a transmission member movably coupled to the guiding shaft along an axial direction of the guiding shaft, the guiding shaft is disposed in the guiding passage, the transmission member and the transfer The components are fixedly connected.

Further, the guiding mechanism further includes a driving member connected to the guiding shaft for driving the transmission member to move relative to the guiding shaft along an axial direction of the guiding shaft, thereby adjusting the adapter assembly along the The arm body moves.

Further, the guide shaft is a screw, the guide shaft is disposed through the transmission member and is screwed with the transmission member; the tail end of the guide shaft extends out of the guiding passage, and the driving member is connected The tail end of the guiding shaft is configured to drive the guiding shaft to rotate about the axial direction, thereby moving the transmission member relative to the guiding shaft along an axial direction of the guiding shaft.

Further, the guiding mechanism further includes a positioning member disposed between the driving member and the main body of the shaft arm, the positioning member is provided with a positioning hole, and a tail end of the guiding shaft passes through the positioning hole Furthermore, it is connected to the drive member.

Further, the shaft arm body is provided with a limiting slot, the guiding mechanism further includes an adjusting block fixed to the adapter assembly, and the adjusting block portion is received in the limiting slot ;

Wherein the adapter assembly is moved in the axial direction of the main body of the shaft by adjustment of the guiding mechanism, and cooperates with the limiting slot through the adjusting stopper to limit the adapter assembly The upper side of the main body of the shaft slides along the limiting slot.

According to a second aspect of the present invention, a cloud platform structure is provided, comprising: a drive motor, and the pan/tilt arm structure according to any one of the preceding claims; wherein The drive motor is disposed on the adapter assembly for driving the shaft arm body to rotate.

Further, the driving motor is a yaw axis driving motor, and the shaft arm body is a yaw axis arm, and the position of the driving motor on the shaft arm body can be adjusted by the locking mechanism.

The technical solutions provided by the embodiments of the present invention may include the following beneficial effects:

The pan/tilt arm structure of the present invention is provided with a movable adapter assembly on the main body of the axle arm, and the center of gravity of the gimbal structure is adjusted by adjusting the adapter assembly. Wherein, a locking mechanism is arranged in the adapter assembly, and the adjusting component of the locking mechanism and the clamping member cooperate to make the clamping member cooperate with the adapter assembly to clamp or loosen the body of the shaft arm, thereby making the adapter The assembly is locked or unlocked with the arm body.

The pan/tilt structure of the invention comprises a driving motor and a pan-tilt arm arm structure, and the driving of the shaft arm body by the driving motor provided on the adapter component can realize the shooting of the camera on the pan-tilt structure at different angles. The pan-tilt arm structure is provided with a movable adapter assembly on the main body of the shaft arm, and the center of gravity of the gimbal structure is adjusted by adjusting the adapter assembly; wherein the adjusting component of the locking mechanism and the holding member are Cooperating, the holding member is clamped or released from the main body of the shaft, so that the adapter assembly is locked or unlocked with the main body of the shaft.

The above general description and the following detailed description are intended to be illustrative and not restrictive.

DRAWINGS

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the present invention. Other drawings may also be obtained from those of ordinary skill in the art in view of the drawings.

1 is a perspective view of a pan/tilt arm structure according to an exemplary embodiment of the present invention;

2 is a top perspective view of a pan-tilt arm structure according to an exemplary embodiment of the present invention;

3 is a partial structural schematic view of a pan-tilt arm structure according to an exemplary embodiment of the present invention;

4 is an exploded perspective view showing a structure of a pan/tilt arm according to an exemplary embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a gimbal structure according to an exemplary embodiment of the present invention.

detailed description

The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, but not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

The pan-tilt arm structure of the present invention and the pan-tilt structure having the pan-tilt arm structure will be described in detail below with reference to the accompanying drawings. In the case of no conflict, the following embodiments and features in the embodiments can be combined with each other.

As shown in FIG. 1 to FIG. 4, the pan/tilt arm structure of the embodiment of the present invention comprises: a shaft arm body 1, an adapter assembly 2 movably disposed on the axle arm body 1, and a locking assembly 2 A locking mechanism on the main body 1 of the axle. The adapter assembly 2 is used for connecting a driving motor for rotating the driving shaft arm main body 1. Under the driving of the driving motor, the shaft arm main body 1 can rotate with the driving motor, which can meet the requirements of the pan/tilt structure shooting at a plurality of different angles. In this embodiment, the adapter assembly 2 can be moved and positioned on the main arm body 1 by the control of the locking mechanism, so that the center of gravity of the gimbal structure can be adjusted, so that the center of gravity of the gimbal falls on the axis of the gimbal structure. Ensure the balance of the gimbal structure.

The adapter assembly 2 includes a housing sleeved on the axle arm body 1. The locking mechanism includes an adjustment assembly 31 and a retaining member 32 on one side of the axle arm body 1 in the housing. The adjusting assembly 31 cooperates with the holding member 32 to adjust the movement of the holding member 32 toward or away from the arm body 1 such that the holding member 32 is clamped or released from the arm body 1 so that the adapter assembly 2 and the shaft arm The main body 1 is locked or unlocked, and movement on the main arm body 1 can be realized to adjust the center of gravity of the gimbal structure.

In an alternative embodiment, the retaining member 32 is rotatably coupled to the adapter assembly 2, wherein under the adjustment of the adjustment assembly 31, when the retaining member 32 is rotated relative to the adapter assembly 2, the retaining member 32 is The locked state of the clamp shaft arm main body 1 is switched to the unlocked state of the release shaft arm main body 1. One side of the holding member 32 can be coupled to the housing through the rotating shaft 212. In still another embodiment, one side of the holding member 32 can also cooperate with the recessed portion on the housing to realize the holding member 32. Rotating and connecting to the shaft assembly 2. Of course, in other embodiments of the present application, the holding member 32 can also perform a translational movement toward or away from the main arm body 1 under the adjustment of the adjusting assembly 31 to clamp or loosen the holding member 32. On the shaft arm body 1.

Further, the adjusting component 31 includes a locking component 311, and the locking component 32 is provided with a locking portion 322 that cooperates with the locking component 311. The adjustment of the holding member 32 relative to the adapter assembly 2 is controlled by adjusting the depth in which the locking member 311 is fitted into the locking portion 322. In the present embodiment, the locking member 311 includes a lever 3111 and a connecting shaft 3112 connected to the lever 3111. The lever 3111 adjusts the connecting shaft 3112 to be fitted into the locking portion 322. In an alternative embodiment, the free end of the connecting shaft 3112 is threaded and the locking portion 322 is a threaded bore that is adapted to the connecting shaft 3112. In this embodiment, by applying a force to the lever 3111 to rotate the lever 3111 to adjust the connecting shaft 3112, the connecting shaft 3112 is screwed into the locking portion 322 or unscrewed into the locking portion 322, thereby pulling the holding member 32. The holding member 32 is clamped to the arm body 1. It should be noted that the manner of engaging the locking member 311 and the locking portion 322 is not limited thereto, and any manner of engaging the locking member 311 to pull the holding member 32 should be within the protection scope of the present invention.

In an alternative embodiment, the connecting rod 3111 is provided with a connecting portion 3113 connected to the connecting shaft 3112. The connecting portion 3113 is provided with an internal gear. Correspondingly, one end of the connecting shaft 3112 and the lever 3111 is connected. A gear that cooperates with the internal gear. In this embodiment, the engagement of the internal gear with the gear on the connecting shaft 3112 by the lever 3111 not only makes the lever 3111 and the connecting shaft 3112 relatively fixed after assembly, but also facilitates the disassembly of the lever 3111 and the connecting shaft 3112. During the adjustment of the adjusting assembly 31, the adjustment of the connecting shaft 3112 is realized a plurality of times by disassembling and adjusting the assembling angle of the lever 3111 and the connecting shaft 3112, so that the clamping of the holding member 32 and the arm body 1 can be further adjusted. degree. In addition, in still another alternative embodiment, the lever 3111 and the connecting shaft 3112 can also be integrated into one. Type setting.

In an alternative embodiment, the holding member 32 includes a holding body 321 and a holding block 323. The holding block 323 can be movably connected to the holding body 321 , and the locking portion 322 is disposed on the holding block 323 . The holding block 323 is coupled to the locking member 311 through the locking portion 322 to pull the holding body 321 to grip the arm body 1. Wherein, when the holding member main body 321 is rotated toward the main arm main body 1, the holding block 323 slides with the holding member main body 321 and presses the holding member 32. Further, the accommodating portion 321 is provided with a accommodating portion 324. The accommodating portion 324 has a circular arc-shaped concave surface. The accommodating portion 323 is received in the accommodating portion 324 and slidable on the concave surface of the accommodating portion 324. When the holding body 321 is tilted due to the rotation, the holding block 323 slides in the opposite direction of the accommodating body 321 in the accommodating portion 324 to compensate the inclination angle of the holding body 321 to ensure the locking. The connecting shaft of the piece 311 and the locking portion 322 of the holding block 323 is inclined without being affected by the inclination.

In other embodiments, the manner of cooperation of the sliding connection between the holding block 323 and the receiving portion 324 is not limited to the above described manner, and may be replaced by a hinge connection or the like to be able to compensate the tilting angle of the holding body 321 . The structural manners are all within the above disclosure of the embodiments of the present invention.

Specifically, the holding block 323 is located on the first side 3211 of the holding member 32, and the second side 3212 of the holding member 32 is coupled to the housing through the rotating shaft 212. The axis direction of the rotating shaft 212 is parallel to the axial arm. In the axial direction of the main body 1, the first side 3211 and the second side 3212 correspond to the two long sides of the main arm body 1, respectively.

Optionally, the housing includes an upper cover body 21 and a lower cover body 22. The upper cover body 21 is provided with a mounting portion 211 for assembling a driving motor, and the lower cover body 22 is provided with a recessed portion for adjusting the movement of the lever 3111. 221, the adapter assembly 2 further includes a lever cover 23 disposed on the lower cover body 22, and the lever cover 23 cooperates with the recessed portion 221 of the lower cover body 22 to constitute an adjustment space of the lever 3111. In this embodiment, the holding member 32 is coupled to the lower cover body 22 via the rotating shaft 212, and the holding member 32 and the lower cover body 22 are respectively located at both sides of the main arm body 1. In other embodiments, the housing of the present invention is not limited to the manner in which the upper cover and the lower cover are assembled, but may be formed by assembling or integrally forming the left and right housings.

Further, the arm body 1 is provided with a limiting guiding surface 110, and the housing is provided with a limiting joint surface 220 adapted to the limiting guiding surface 110. In an alternative embodiment, when the limit When the joint surface 220 is disposed on the upper cover body 21, the limit guide surface 110 is disposed on the upper surface of the upper arm body 1 opposite to the upper cover body 21; when the limit joint surface 220 is disposed on the lower cover body 22, At this time, the limit guiding surface 110 is provided on the lower surface of the arm body 1 opposite to the lower cover 22.

Optionally, the limiting guiding surface 110 is a limiting inclined surface or a limiting circular arc surface, and the limiting bonding surface 220 is a limiting inclined surface or a limiting circular arc surface corresponding to the limiting guiding surface 110. The upper limit joint surface 220 of the casing cooperates with the limit guiding surface 110 on the main body 1 of the shaft to ensure that the movement of the adapter assembly 2 relative to the main body 1 of the axle arm does not rotate during the movement of the main body 1 of the axle arm, thereby ensuring the cloud The stability of the axle arm structure. It should be noted that the limit guiding surface 110 and the limiting joint surface 220 are not limited thereto, and any limit guiding of the rotation of the arm body 1 during the movement of the adapter assembly 2 relative to the arm body 1 can be ensured. Both the face 110 and the form of the limit joint face 220 should fall within the scope of the present invention.

The adapter assembly 2 of the present invention can also be adjusted to move on the axle arm body 1. In this embodiment, the axle arm body 1 is provided with a guiding passage 11 which further comprises an adjustment adapter assembly 2 opposite shaft A guiding mechanism for moving the arm body 1. The guiding mechanism includes a guiding shaft 41 and a transmission member 42 axially coupled to the guiding shaft 41 along the axial direction of the guiding shaft 41. The guiding shaft 41 is disposed in the guiding passage 11 and the transmission member 42 is fixedly connected with the adapter assembly 2. In this embodiment, by adjusting the transmission member 42 to move on the guide shaft 41, the adapter assembly 2 is moved on the guide shaft 41, thereby moving the adapter assembly 2 relative to the axle arm main body 1.

Further, the guiding mechanism further includes a driving member 43 connected to the guiding shaft 41 for driving the transmission member 42 to move relative to the guiding shaft 41 along the axial direction of the guiding shaft 41, thereby adjusting the adapter assembly 2 along the main body of the shaft arm 1 move. In an alternative embodiment, the guide shaft 41 is a screw, and the guide shaft 41 is threaded through the transmission member 42 and is screwed to the transmission member 42. The tail end of the guide shaft 41 protrudes from the guide passage 11, and the driving member 43 is connected to the tail end of the guide shaft 41 for driving the guide shaft 41 to rotate about the axial direction, thereby causing the transmission member 42 to be axially opposite to the guide shaft 41. 41 moves.

The guiding mechanism further includes a positioning member 44 disposed between the driving member 43 and the shaft arm main body 1. The positioning member 44 is provided with a positioning hole, and the tail end of the guiding shaft 41 passes through the positioning hole to be connected with the driving member 43. Optionally, the side wall of the positioning member 44 near the side of the driving member 43 is inward. The recessed portion is formed with a positioning cavity. The driving member 43 includes a positioning block 431 disposed in the positioning cavity and a knob block 432 fixedly coupled to the positioning block 431. The guiding shaft 41 is fixedly coupled to the positioning block 431. The positioning member 44 is inserted into the end opening of the main arm body 1. Since the main arm body 1 is made of a high-strength carbon fiber material, the inner guiding passage 11 penetrates the extending direction of the main arm main body 1, and thus is located at the end of the main arm body 1. The positioning member 44 can function to reinforce the rigidity of the arm body 1.

In actual operation, by rotating the knob block 432 clockwise, the transmission member 42 is moved to the right relative to the guide shaft 41, so that the transmission member 42 drives the adapter assembly 2 to move to the right relative to the axle arm body 1 to increase the axle arm body 1 The purpose of the length. After the length of the main body 1 of the shaft arm is adjusted, the adjusting member 31 of the locking mechanism and the holding member 32 cooperate with each other, so that the holding member 32 clamps the main body 1 of the arm, thereby connecting the adapter assembly 2 with The shaft arm body 1 is locked. If it is necessary to adjust the length of the main arm body 1 again, the adjusting member 31 of the locking mechanism and the holding member 32 can be mutually engaged, so that the holding member 32 is loosened from the main arm body 1, and the adapter assembly 2 and The shaft arm main body 1 can be unlocked.

By rotating the knob block 432 counterclockwise, the transmission member 42 is moved to the left relative to the guide shaft 41, so that the transmission member 42 drives the adapter assembly 2 to move to the left relative to the axle arm main body 1 for the purpose of shortening the length of the axle arm main body 1. Wherein, when the length of the main body 1 of the shaft arm is adjusted, the adjusting member 31 of the locking mechanism and the holding member 32 cooperate with each other, so that the holding member 32 clamps the main body 1 of the arm, thereby connecting the adapter assembly 2 with The shaft arm body 1 is locked. If it is necessary to adjust the length of the main arm body 1 again, the adjusting member 31 of the locking mechanism and the holding member 32 can be mutually engaged, so that the holding member 32 is loosened from the main arm body 1, and the adapter assembly 2 and The shaft arm main body 1 can be unlocked.

Further, the main body 1 of the shaft arm is provided with a limiting slot 12, and the guiding mechanism further comprises an adjusting block 45 fixed to the adapter assembly 2, and the adjusting block 45 is partially received in the limiting slot 12. Wherein, the adapter assembly 2 is moved in the axial direction of the axle arm body 1 by the adjustment of the guiding mechanism, and is engaged with the limiting slot 12 by the adjusting stopper 45 to limit the adapter assembly 2 on the axle arm body 1 Slide along the limit slot 12. The adjustment block 45 can be disposed at any position of the adapter assembly 2. In an alternative embodiment, the adjustment block 45 is disposed on the upper cover 21. Further, in the axial direction of the main arm body 1, the adjustment stopper 45 and the transmission member 42 are respectively located at both ends of the holding member 32.

As shown in FIG. 5, in still another aspect of the embodiments of the present invention, a pan-tilt structure 100 is provided. The pan-tilt structure 100 includes: a driving motor 10, and a pan-tilt arm in the above various embodiments of the present application. structure. The drive motor 10 is disposed on the adapter assembly 2 in the pan-tilt arm structure for driving the pivot arm body 1 to rotate. It should be noted that the description regarding the pan-tilt arm structure in the embodiments and embodiments as described above is equally applicable to the gimbal structure of the present invention.

In the embodiment of the present invention, the driving motor 10 is a yaw axis driving motor, and the driving motor 10 is used to adjust the angle of the gimbal structure at the yaw axis. The axle arm structure is a yaw axis axle arm that is generally in the shape of a right angle with a chamfer.

The pan/tilt arm structure of the embodiment of the invention is provided with a movable adapter assembly on the main body of the shaft arm, and the center of gravity of the gimbal structure is adjusted by adjusting the adapter assembly. Wherein, by the cooperation of the adjusting component of the locking mechanism and the clamping member, the holding component is engaged with the adapter assembly to be clamped or released from the shaft arm body, thereby locking or unlocking the adapter assembly and the axle arm body. The pan/tilt structure of the invention comprises a driving motor and a pan-tilt arm arm structure, and the driving of the shaft arm body by the driving motor provided on the adapter component can realize the shooting of the camera on the pan-tilt structure at different angles. The pan-tilt arm structure is provided with a movable adapter assembly on the main body of the shaft arm, and the center of gravity of the gimbal structure is adjusted by adjusting the adapter assembly.

Other embodiments of the invention will be apparent to those skilled in the <RTIgt; The present application is intended to cover any variations, uses, or adaptations of the present invention, which are in accordance with the general principles of the present invention and include common general knowledge or conventional technical means in the art that are not disclosed in the present invention. . The specification and examples are to be regarded as illustrative only, and the true scope and spirit of the invention

It is to be understood that the invention is not limited to the details of the details of The scope of the invention is limited only by the appended claims.

Claims

A pan/tilt arm structure, comprising: a shaft arm body, a adapter assembly movably disposed on the axle arm body, and a locking mechanism for locking the adapter assembly to the axle arm body a locking mechanism for connecting a driving motor that drives the rotation of the main body of the shaft arm;

Wherein the adapter assembly includes a housing sleeved on the main body of the axle arm, the locking mechanism includes an adjustment assembly and a holding member on a side of the main body of the axle arm in the housing, The adjusting assembly cooperates with the holding member to adjust the movement of the holding member toward or away from the main body of the shaft, so that the holding member is clamped or released from the main body of the shaft, thereby The adapter assembly is locked or unlocked with the axle arm body.
The pan/tilt arm structure according to claim 1, wherein the holding member is rotatably coupled to the adapter assembly, wherein when the holding member is rotated relative to the adapter assembly, The holding member is switched from a locked state in which the shaft arm body is clamped to an unlocked state in which the shaft arm body is released.
The pan/tilt arm structure according to claim 2, wherein the adjusting assembly comprises a locking member, and the holding member is provided with a locking portion that cooperates with the locking member; wherein The locking member is fitted into the locking portion to adjust the depth of the locking member relative to the adapter assembly.
The pan/tilt arm structure according to claim 3, wherein the locking member comprises a lever and a connecting shaft connected to the lever, the lever adjusting the connecting shaft to fit the lock Joint department.
The pan/tilt arm structure according to claim 4, wherein the free end of the connecting shaft is provided with a thread, and the locking portion is a threaded hole adapted to the connecting shaft.
The pan/tilt arm structure according to claim 4, wherein the lever is provided with a connecting portion connected to the connecting shaft, and the connecting portion is provided with an internal gear, and the connecting shaft and the connecting shaft One end of the lever connection is provided with a gear that cooperates with the internal gear.
The pan/tilt arm structure according to claim 3, wherein the holding member comprises a holding body and a holding block, and the holding block is movably connected to the holding member The locking portion is disposed on the holding block, and the holding block is connected to the locking member through the locking portion to pull the holding member body to hold the shaft arm body; Wherein, when the holding body is rotated toward the main body of the shaft arm, the holding block slides with the main body of the holding member and presses the holding member.
The pan-tilt arm structure according to claim 7, wherein the holding member body is provided with a receiving portion, and the receiving portion has a circular arc-shaped concave surface, and the holding block is accommodated in the The accommodating portion is slidable on a concave surface of the accommodating portion.
The pan/tilt arm structure according to claim 7, wherein the holding block is located on a first side of the holding member, and the holding member passes through a second side of the first side a rotating shaft is coupled to the housing, an axial direction of the rotating shaft is parallel to an axial direction of the axial arm body, and the first side and the second side respectively correspond to two long sides of the axial arm main body .
The pan-tilt arm structure according to claim 4, wherein the housing comprises an upper cover body and a lower cover body, and the lower cover body is provided with a recessed portion for adjusting the movement of the lever The adapter assembly further includes a lever cover disposed on the lower cover body, the lever cover engaging with a recessed portion of the lower cover body to constitute an adjustment space of the lever.
The pan-tilt arm structure according to claim 1, wherein the main body of the shaft arm is provided with a limiting guiding surface, and the housing is provided with a limiting joint surface adapted to the limiting guiding surface. .
The pan-tilt arm structure according to claim 11, wherein the limit guiding surface is a limiting inclined surface or a limiting circular arc surface, and the limiting joint surface is corresponding to the limiting guiding surface Limit bevel or limit arc face.
The pan-tilt arm structure according to claim 1, wherein the shaft arm body is provided with a guiding passage, and the pan-tilt arm structure further comprises adjusting the switching assembly to move relative to the shaft arm body Guiding mechanism;

The guiding mechanism includes a guiding shaft and a transmission member movably coupled to the guiding shaft along an axial direction of the guiding shaft, the guiding shaft is disposed in the guiding passage, the transmission member and the transfer The components are fixedly connected.
The pan/tilt arm structure according to claim 13, wherein said guiding mechanism further comprises a driving member coupled to said guide shaft for driving said transmission member to be axially opposed to said guide shaft The guide shaft moves to adjust movement of the adapter assembly along the axle arm body.
The pan/tilt arm structure according to claim 14, wherein the guide shaft is a screw, the guide shaft is disposed through the transmission member and is screwed with the transmission member; The tail end protrudes from the guiding passage, and the driving member is connected to the tail end of the guiding shaft for driving the guiding shaft to rotate about the axial direction, thereby making the transmission member axially opposite to the guiding shaft The guide shaft moves.
The pan/tilt arm structure according to claim 15, wherein the guiding mechanism further comprises a positioning member disposed between the driving member and the main body of the shaft arm, and the positioning member is provided with a positioning hole The trailing end of the guide shaft passes through the positioning hole to be connected to the driving member.
The pan-tilt arm structure according to claim 13, wherein the shaft arm body is provided with a limiting slot, and the guiding mechanism further comprises an adjusting block fixed to the adapter assembly, The adjusting block portion is received in the limiting slot;

Wherein the adapter assembly is moved in the axial direction of the main body of the shaft by adjustment of the guiding mechanism, and cooperates with the limiting slot through the adjusting stopper to limit the adapter assembly The upper side of the main body of the shaft slides along the limiting slot.
A pan/tilt structure, comprising: a drive motor, and the pan/tilt arm structure according to any one of claims 1 to 17, wherein the drive motor is disposed on the adapter assembly for The drive shaft arm body rotates.
The pan/tilt structure according to claim 18, wherein the driving motor is a yaw axis driving motor, and the arm arm body is a yaw axis arm, and the driving motor can be adjusted by the locking mechanism The position on the main body of the axle arm.