CN212960664U - Rocker arm counterweight mechanism with stabilizer - Google Patents
Rocker arm counterweight mechanism with stabilizer Download PDFInfo
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- CN212960664U CN212960664U CN202021252915.9U CN202021252915U CN212960664U CN 212960664 U CN212960664 U CN 212960664U CN 202021252915 U CN202021252915 U CN 202021252915U CN 212960664 U CN212960664 U CN 212960664U
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- connecting rod
- stabilizer
- rocker arm
- frame
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Abstract
The utility model discloses a rocker arm counterweight mechanism with a stabilizer, wherein the rocker arm comprises a stabilizer and a frame; the stabilizer comprises a holder, the frame comprises a frame, and the counterweight mechanism comprises a counterweight block; the holder is connected to one side of the frame in a manner of being capable of turning around the frame, and the balancing weight is connected to the other side of the frame in a manner of being capable of turning around the frame; the holder is fixedly connected with the balancing weight. The utility model discloses a rocking arm counter weight mechanism with stabilizer can use less power to drive the rocking arm and revolute the axis of rotation, and shooting device is controlled in can be accurate, improves and shoots the effect.
Description
Technical Field
The utility model relates to a rocking arm counter weight mechanism especially relates to a rocking arm counter weight mechanism with stabilizer.
Background
At present, in order to prevent shooting shake, a plurality of shooting devices are erected on a stabilizer for shooting, but the existing stabilizer can only control a camera to move in a space range limited by a motor shaft of the stabilizer, and the range is very limited; and because the stabilizer is restricted by the volume when in use, the range of the stable and compensating motion is limited, and the traditional stabilizer can only control the three-axis motor through a control system, so that the camera can be kept stable in the space range enclosed by the motor shaft of the stabilizer. The existing stabilizer cannot meet the shooting requirements of a plurality of specific tracks, the stabilizer is directly held by hands to move for shooting, the moving speed and the range of the hands are difficult to control, and the shooting quality and the shooting effect are influenced.
In addition, in the prior art, a device such as a rocker arm is usually adopted to assist the shooting equipment to shoot a specific track, but the existing rocker arm mechanisms are all manually regulated and controlled, and have the following defects: firstly, shooting along a preset track can not be accurately performed through manual regulation; secondly, under the condition that the shooting equipment is heavy, manual regulation and control need a large force or a long force arm to realize, and the manual regulation and control cannot be directly applied to a small rocker arm with a stabilizer.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a rocker arm counterweight mechanism with a stabilizer, aiming at solving the problem that the existing cradle head can not satisfy the shooting scenes of a plurality of specific tracks, the hand directly holds the cradle head to move to shoot, the moving speed and range of the hand are difficult to control, and the shooting effect is influenced; in the process of utilizing the rocker arm to assist in shooting, the rocker arm is manually regulated and controlled, and the problems that track errors exist, large force or long force arm is needed to achieve the purpose and the like are solved.
The utility model discloses take following technical scheme to realize above-mentioned purpose:
a rocker arm counterweight mechanism with a stabilizer is provided, wherein a rocker arm comprises a stabilizer and a rack; the stabilizer comprises a holder, the frame comprises a frame, and the counterweight mechanism comprises a counterweight block; the holder is connected to one side of the frame in a manner of being capable of turning around the frame, and the balancing weight is connected to the other side of the frame in a manner of being capable of turning around the frame; the cloud platform and balancing weight fixed connection.
In the technical scheme, the holder and the balancing weight can be directly or indirectly connected with the frame in a rotating way respectively, and the holder and the balancing weight can also be directly or indirectly fixedly connected; the specific connection relationship of the holder, the balancing weight and the frame includes but is not limited to the following:
1. according to the technical scheme, the holder is fixedly connected with the balancing weight through a balance weight connecting rod, the balance weight connecting rod is rotatably connected with the frame of the rack, and the specific rotary connection mode can be that the holder is connected through rotating parts such as a bearing, a shaft sleeve and a motor or is sleeved through clearance fit;
2. the cradle head is directly connected with the balancing weight, and one end of the cradle head, which is close to the balancing weight, is connected with a frame of the rack through rotating parts such as a bearing, a shaft sleeve and a motor or is in clearance fit sleeve joint;
3. the cradle head is directly connected with the balancing weight, and one end of the balancing weight, which is close to the cradle head, is connected with the frame of the rack through rotating parts such as a bearing, a shaft sleeve and a motor or is in clearance fit sleeve joint;
4. the cradle head is directly connected with the balancing weight, and one end of the balancing weight, which is close to the cradle head, and one end of the cradle head, which is close to the balancing weight are connected with a frame of the rack through rotating parts such as a bearing, a shaft sleeve and a motor or are in clearance fit sleeve joint;
the cloud platform, the balancing weight and the concrete junction relation of frame, the homoenergetic drives the cloud platform, the balancing weight overturns around the frame of frame, and with the cloud platform, the balancing weight is arranged in the both sides of frame respectively, form the lever system who uses upset pivot line as the fulcrum, utilize lever principle, to the weight of cloud platform with photographic equipment, the two resultant force focus and the distance of pivot line, can design the position and the weight of balancing weight easily, make the rocking arm in the shooting process, whole focus is close to the pivot line, can use less power to drive the rocking arm promptly and revolute the pivot line and rotate.
The stabilizer further comprises a counterweight connecting rod, the holder is fixedly connected with the counterweight block through the counterweight connecting rod, and the counterweight connecting rod is rotatably connected with the frame of the rack. In this technical scheme, the one end and the cloud platform of counter weight connecting rod are connected, the other end is connected with the balancing weight to drive cloud platform, balancing weight and wind the frame upset.
The counterweight mechanism further comprises a pivoting piece, a notch structure is arranged on the frame of the rack, and two ends of the notch structure are rotatably connected with the counterweight connecting rod around the frame through the pivoting piece. In the technical scheme, when the pivoting part is a bearing or a shaft sleeve, two ends of the gap structure are fixedly connected with an inner ring (or an outer ring) of the bearing or the shaft sleeve, the counterweight connecting rod is fixedly connected with an outer ring (or an inner ring) of the bearing or the shaft sleeve, when the pivoting part is a motor, two ends of the gap structure are fixedly connected with a motor shaft, and the counterweight connecting rod is fixedly connected with one end with an iron core; in the scheme of the two pivoting parts, when the pivoting parts are bearings and shaft sleeves, two ends of the gap structure are respectively and fixedly connected with inner rings (or outer rings) of the two bearings or shaft sleeves, the counterweight connecting rod is respectively and fixedly connected with outer rings (or inner rings) of the two bearings or shaft sleeves, when the two pivoting parts are respectively bearings (or shaft sleeves) and motors, one end of the gap structure is fixedly connected with a motor shaft, the counterweight connecting rod is fixedly connected with one end with an iron core, the other end of the gap structure is fixedly connected with the inner rings (or outer rings) of the bearings (or shaft sleeves), and the counterweight connecting rod is fixedly connected with the outer rings (or inner rings) of the bearings (or shaft sleeves); the counterweight connecting rod can be rotatably connected around the frame by the connection scheme. In the scheme that the pivot part adopts the motor, the counterweight mechanism can drive the rocker arm by adopting the motor with smaller volume and power, so that the volume and the weight of the rocker arm are reduced, the endurance time and the service life are prolonged, and the motor can be accurately controlled to rotate to realize the shooting of the shooting device on a preset track; in the scheme that the pivot part adopts the bearing or pivot, counter weight mechanism can realize that the user utilizes less power to drive the rocking arm, can be comparatively accurate control hand moving speed and scope, improve the shooting effect.
The counterweight mechanism further comprises a connecting rod, two ends of the connecting rod are rotatably connected with two ends of the notch structure through a first pivoting piece and a second pivoting piece which are coaxial, and the counterweight connecting rod is rotatably connected with a frame of the rack through the connecting rod. In this technical scheme, the quantity of pivot spare is two to realize the rotation connection of cloud platform, the frame of balancing weight relatively through the connecting rod.
The further technical scheme is that the counterweight mechanism further comprises an extension rod connected with the counterweight connecting rod in a sliding mode and a locking mechanism used for locking the extension rod, one end of the extension rod is contained in the counterweight connecting rod, and the other end of the extension rod is connected with the counterweight block. This technical scheme adds the extension rod and adjusts the position of balancing weight, realizes carrying on different weight shooting device's lever system balance through the increase or reduce the arm of force.
The further technical proposal is that the number of the balancing weights is more than one and is connected by a detachable structure. This technical scheme realizes carrying on different weight through the weight of adjustable balancing weight and shoots the lever system balance of device.
The further technical scheme is that the detachable structure is one of a thread, a magnetic attraction and a buckle.
The further technical proposal is that the balancing weight is sleeved on the counterweight connecting rod and fixed by a positioning structure.
The further technical scheme is that the positioning structures are a first nut and a second nut which are arranged at two ends of the balancing weight and are in threaded connection with the balancing weight connecting rod. This technical scheme is adjusting the position of balancing weight on the counter weight connecting rod through first nut and second nut to adjust the arm of force of balancing weight, realize lever system's balance.
The further technical scheme is that the counterweight connecting rod is in threaded connection with the counterweight block, and the positioning structure is a threaded structure formed by the counterweight block and the counterweight connecting rod in a matched mode. This technical scheme is adjusting the position of balancing weight on the counter weight connecting rod through the screw thread to adjust the arm of force of balancing weight, realize lever system's balance.
The further technical scheme is that the first pivoting member is one of a motor or a bearing, and the second pivoting member is the other one of the motor or the bearing. According to the technical scheme, the motor is used as the pivoting piece, so that the motion tracks of the cradle head and the shooting device can be accurately controlled, and the shooting of the cradle head on any track on a circular profile can be met.
The stabilizer is rotatably connected with the connecting rod through a third pivoting piece, and the rotating axis of the third pivoting piece is perpendicular to the rotating axes of the first pivoting piece and the second pivoting piece. This technical scheme adds the third pivot piece, can satisfy the shooting of cloud platform at a spherical orbit, simultaneously, adopts the motor as the third pivot piece, can realize the shooting of cloud platform arbitrary orbit on a sphere.
A further technical solution is that the third pivoting member is one of a motor or a bearing.
The further technical scheme is that the connecting rod is a U-shaped connecting rod, and the stabilizer is connected with the connecting rod in a space enclosed by the U-shaped connecting rod. The connecting structure of the technical scheme can enable the integral gravity center to be closer to the rotating axis.
The further technical scheme is that the balancing weight is more than one of a picture transmission device or an external battery. This technical scheme adopts the accessory that the stabilizer is commonly used as the balancing weight, has alleviateed user's the weight of wearing.
The utility model has the advantages that:
the utility model provides a rocker arm counterweight mechanism with stabilizer, install balancing weight, cloud platform respectively in the both sides of frame, form the lever system with frame as the fulcrum, counterweight mechanism makes the rocker arm in the shooting process, and the whole focus is close to the frame, can use less power to drive the rocker arm and rotate around the axis; the motor is used as the pivot piece, the motor with small volume and power can be used for driving the rocker arm, the shooting device can be accurately controlled to shoot in a preset track, and the shooting effect is improved.
Drawings
FIG. 1 is a diagram: a three-dimensional view of rocking arm counter weight mechanism with stabilizer.
FIG. 2 is a diagram of: a frame schematic diagram of rocking arm counter weight mechanism with stabilizer.
FIG. 3 is a diagram of: the schematic diagram of the counterweight mechanism.
FIG. 4 is a diagram of: a frame and pivot spare sketch map of rocking arm counter weight mechanism with stabilizer.
FIG. 5 is a diagram: a cup joint counter weight mechanism schematic diagram of rocking arm with stabilizer.
In the figure:
1. a holder; 101. a course shaft motor; 102. a transverse roller motor; 103. a pitch axis motor; 104. a loading platform; 111. a first connecting arm; 123. a second connecting arm; 113. a third connecting arm; 2. a frame; 21. a first end of a gap structure; 22. a second end of the notch structure; 23. a connecting rod; 31. a first pivot member; 32. a second pivot member; 4. a third pivot member; 5. a counterweight connecting rod; 50. an extension rod chute; 51. an extension pole; 52. a compression block; 53. an adjusting screw; 6. a balancing weight; 61. a first nut; 62. a second nut.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 5 and the following embodiments, wherein the connection relationships such as "connection", "fixed connection" and the like in the following embodiments include direct connection between components, indirect connection through rigid members such as "link", "U-link", "weight link" and the like, and the like.
The present embodiment provides a rocker arm counterweight mechanism with a stabilizer, as shown in fig. 1 to 3, the rocker arm includes a stabilizer, a frame 2, a connecting rod 23; the stabilizer comprises a balance weight connecting rod 5 and a holder 1 connected with one end of the balance weight connecting rod 5, and the balance weight mechanism comprises a balance weight 6 connected with the other end of the balance weight connecting rod 5; in this embodiment, the pan-tilt 1 is a three-axis pan-tilt, and includes a first motor 101, a second motor 102, a third motor 103, and a load platform 104, wherein a first end of the first motor 101 is connected to the counterweight connecting rod 5, a second end of the first motor is connected to a first end of the second motor 102 through a first connecting arm 111, a second end of the second motor 102 is connected to a first end of the third motor 103 through a second connecting arm 112, and a second end of the third motor 103 is connected to the load platform 104 through a third connecting arm 113;
the frame 2 is a rectangular structure, a notch structure is formed in a frame of the frame, two ends of the notch structure are rotatably connected with two ends of the connecting rod 23 through a first pivoting member 31 and a second pivoting member 32 which share the same axis, in the embodiment, the first pivoting member 31 is a fourth motor, a fixed end of the fourth motor is fixedly connected with a first end 21 of the notch structure, a rotating end of the fourth motor is fixedly connected with a first end of the connecting rod 23, the second pivoting member 32 is a bearing which is coaxial with a fourth motor shaft, an inner ring of the bearing is fixedly connected with a second end 22 of the notch structure, and an outer ring of the bearing is connected with a second end of the connecting rod 23; the counterweight connecting rod 5 of the stabilizer is fixedly connected with the connecting rod 23; the fourth motor in the embodiment can drive the cradle head 1 to swing in the front-back direction relative to the frame 2;
the counterweight mechanism further comprises an extension rod 51, a locking block 52 and an adjusting screw 53; specifically, as shown in fig. 3, an extension rod chute 50 is formed in the counterweight connecting rod 5 along the axis direction thereof, the counterweight block 6 is connected with the counterweight connecting rod 5 through an extension rod 51, wherein one end of the extension rod 51 is located inside the counterweight connecting rod 5 and slidably connected along the extension rod chute 50, the other end of the extension rod 51 is connected with the counterweight block 6 through a threaded structure, the locking block 52 is located inside the extension rod chute 50, the adjusting screw 53 is in threaded connection with the side wall of the counterweight connecting rod 5, one end of the adjusting screw 53 extends from the outside of the counterweight connecting rod 5 to the extension rod chute 50, and abuts against the locking block 52 to clamp the extension rod 51 in cooperation with the inner wall of the extension rod chute 50, and the structure of the embodiment can conveniently adjust the force arm at the counterweight end and quickly; the specific counterweight block 6 is a weight, the weight and the number of the weights can be determined according to the number of the pan-tilt and the number of the carried shooting devices, and are not limited herein, and the connection modes of the weights include but are not limited to threads, magnetic attraction, buckles and the like; the balancing weight 6 and the pan/tilt head 1 are respectively positioned at two sides of the rotating axis (namely the motor axis) of the first pivoting member 31;
the weight block 6 and the pan/tilt head 1 of the present embodiment are respectively located at two sides of the axis of the fourth motor to form a lever system using the axis as a fulcrum, and by using the lever principle, aiming at the weight of the pan/tilt head 1 plus the photographic equipment and the distance from the rotating axis of the first pivoting member 31, the position and weight of the weight block 6 can be easily designed, and during the shooting process of operating the rocker arm, the overall gravity center of the lever system is close to the rotating axis of the first pivoting member 31, namely, the rocker arm can be driven to rotate around the rotating axis of the first pivoting member 31 by using smaller force, so that the first pivoting member 31 can drive the rocker arm by using a motor with smaller volume and power, the volume and the weight of the rocker arm are reduced, the endurance time and the service life are prolonged, and the rotation of the first pivoting member 31 (fourth motor) can be precisely controlled to realize the photographing of the photographing device on the track of the circular contour.
The above embodiment exemplarily shows the specific connection structure between the counterweight block 6, the pan/tilt head 1, and the frame 2, the specific number of the pivot members, the specific structures of the first pivot member 31 and the second pivot member 32, the specific connection position of the stabilizer and the connecting rod 23, the specific connection relationship between the counterweight connecting rod 5 and the counterweight block 6, the specific locking mechanism of the extension rod 51, the specific shape of the frame 2, the specific structure of the counterweight block 6, and the specific connection relationship between the counterweight connecting rod 5 and the pan/tilt head, and according to other embodiments and practical applications, the following structures may be used to achieve the effects of the above embodiment structures in the same manner:
1. in the aspect of specific connection structures between the counterweight block 6, the pan/tilt head 1 and the frame 2, the pan/tilt head 1 and the counterweight block 6 can also be directly and fixedly connected, wherein one end of the pan/tilt head 1 close to the counterweight block 6 is connected with the frame of the frame 2 through a bearing, a shaft sleeve, a motor and other rotating parts or is in clearance fit socket joint, or one end of the counterweight block 6 close to the pan/tilt head 1 and one end of the pan/tilt head 1 close to the counterweight block 6 are connected with the frame; the specific connection relation of the holder 1, the balancing weight 6 and the frame 2 can drive the holder 1 and the balancing weight 6 to overturn around the frame of the frame 2, and the holder 1 and the balancing weight 6 are respectively arranged at two sides of the frame to form a lever system taking the overturning rotating axis as a pivot, and the position and the weight of the balancing weight 6 can be easily designed by utilizing the lever principle aiming at the weight of the holder 1 and the photographic equipment and the distance between the gravity center of the resultant force of the holder 1 and the balancing weight and the rotating axis, so that the whole gravity center of the rocker is close to the rotating axis in the shooting process, namely, the rocker can be driven to rotate around the rotating axis by using smaller force; therefore, in the above embodiment, the weight link 5, the notch structure, the link 23, the first pivot 31, and the second pivot 32 are not essential components.
2. In terms of the specific number of the pivoting members, relative rotation is realized through a sleeve joint in clearance fit or one pivoting member, in the scheme of one pivoting member, when the pivoting member is a bearing or a shaft sleeve, the first end 21 and the second end 22 of the notch structure are both fixedly connected with an inner ring (or an outer ring) of the bearing or the shaft sleeve, the counterweight connecting rod 5 is fixedly connected with an outer ring (or an inner ring) of the bearing or the shaft sleeve, when the pivoting member is a motor, the first end 21 and the second end 22 of the notch structure are both fixedly connected with a motor shaft, and the counterweight connecting rod 5 is fixedly connected with one end with an iron core; the above alternative schemes can realize the frame turnover of the cradle head 1 and the balancing weight 6 relative to the frame 2.
3. In terms of the specific structures of the first pivoting member 31 and the second pivoting member 32, the first pivoting member 31 may also be a bearing, an inner ring of the bearing is fixedly connected to the first end 21 of the notch structure, an outer ring of the bearing is fixedly connected to the first end of the connecting rod 23, the second pivoting member 32 may be a fourth motor, a fixed end of the bearing is fixedly connected to the second end 22 of the notch structure, and a rotating end of the bearing is fixedly connected to the second end of the connecting rod 23, and similarly, the connecting rod 23 can rotate along the axis of the fourth motor, that is, the pan-tilt 1 is driven to swing back and forth relative to the frame 2; or the first pivoting part 31 and the second pivoting part 32 are both motors and rotate through synchronous control; or as shown in fig. 4, the first pivoting member 31 and the second pivoting member 32 are both bearings, and by manually adjusting the shooting track, the user can drive the rocker arm with a small force, so that the moving speed and range of the hand can be accurately controlled, and the shooting effect can be improved.
4. In the aspect of stabilizer and the concrete hookup location of connecting rod 23, the stabilizer can also be connected with connecting rod 23 through the first motor stiff end of cloud platform, simultaneously, under the condition that does not influence the normal work of cloud platform, can realize the effect of counter weight structure.
5. In terms of the specific connection relationship between the counterweight connecting rod 5 and the counterweight block 6, as shown in fig. 5, the counterweight block 6 can also be sleeved on the outer ring of the counterweight connecting rod 5, the two ends of the counterweight block 6 are respectively provided with a first nut 61 and a second nut 62 which are in threaded connection with the counterweight connecting rod 5, and the adjustment and positioning of the counterweight block 6 can be realized by adjusting the positions of the first nut 61 and the second nut 62; in addition, balancing weight 6 can also cup joint at the outer loop of counter weight connecting rod 5 through the screw thread, adjust and fixed balancing weight 6 through the matched with screw thread.
6. In terms of a specific locking mechanism of the extension rod 51, one end of the adjusting screw 53 can also directly push against the extension rod 51 to cooperate with the inner wall of the extension rod sliding groove 50 to clamp the extension rod 51.
7. In terms of the specific shape of the housing 2, the housing 2 may also be shaped like a ring or a shape suitable for being held by both hands of a user, etc.; or the shape of the frame 2 is 7-shaped, and the counterweight connecting rod 5 (the holder 1 and the counterweight block 6) is rotatably connected with the upper frame end part of the 7-shaped frame 2.
8. In the aspect of the specific structure of the weight block 6, the weight block 6 may also be a part commonly used for a stabilizer, for example, a picture transmission device, an external battery, etc., and the parts are all provided with 1/4 screws, so that the connection is easy, and the wearing weight of a user can be reduced.
9. In the aspect of the specific connection relationship between the counterweight connecting rod 5 and the pan/tilt head 1, the counterweight connecting rod 5 can also be connected with the fixed end of the first motor 101 of the pan/tilt head 1 through a vertical damping mechanism, the vertical damping mechanism comprises a first end and a second end which move relatively in the vertical direction, wherein the first end is connected with the fixed end of the first motor 101, and the second end is connected with the counterweight connecting rod 5.
In another embodiment, on the basis of the above embodiment, the counterweight connecting rod 5 is rotatably connected with the connecting rod 23 through a third pivoting member 4, where the third pivoting member 4 is specifically a fifth motor, and a fifth motor axis is perpendicular to a fourth motor axis; the fifth motor in this embodiment can drive the pan/tilt head 1 to swing in the left-right direction relative to the frame 2, so that the fourth motor and the fifth motor can be controlled to accurately control any track of the shooting device on the spherical surface to shoot.
According to other embodiments or practical applications, the third pivoting member 4 may also be a bearing, an inner ring of the bearing is fixedly connected with the connecting rod 23, and an outer ring of the bearing is fixedly connected with the counterweight connecting rod 5, so that a user can drive the rocker arm by using a small force through manually adjusting a shooting track, the moving speed and range of the hand can be controlled more accurately, and the shooting effect can be improved.
In another embodiment, in addition to the above-described embodiment, the link 23 is a U-shaped link, and the counterweight link 5 is connected to the link 23 in a space surrounded by the U-shaped link, and the connection structure of the present embodiment can make the overall center of gravity closer to the rotation axis of the first pivot member 31.
The utility model provides a rocking arm counter weight mechanism with stabilizer installs balancing weight 6, cloud platform 1 respectively in the both sides of pivot axis, forms the lever system with pivot spare as the fulcrum, and counter weight mechanism makes the rocking arm in the shooting process, and whole focus is close to with the pivot axis, can use less power to drive the rocking arm and revolve the pivot axis rotation; the motor is used as the pivot piece, the motor with small volume and power can be used for driving the rocker arm, the shooting device can be accurately controlled to shoot in a preset track, and the shooting effect is improved.
Claims (15)
1. A rocker arm counterweight mechanism with a stabilizer is characterized in that the rocker arm comprises a stabilizer and a rack; the stabilizer comprises a holder, and the holder can be connected with the rack in a turnover manner relative to the rack; the counterweight mechanism comprises a counterweight block, the holder is fixedly connected with the counterweight block, and the gravity center of the holder and the gravity center of the counterweight block are respectively positioned on two sides of a rotating axis of the holder, which overturns relative to the frame.
2. The rocker arm counterweight mechanism with the stabilizer according to claim 1, further comprising a counterweight connecting rod, wherein the holder is fixedly connected with the counterweight block through the counterweight connecting rod, and the counterweight connecting rod is rotatably connected with the frame.
3. The rocker arm counterweight mechanism with the stabilizer according to claim 2, wherein the counterweight mechanism further comprises a pivot member, the frame further comprises a frame, the frame is provided with a notch structure, and two ends of the notch structure are rotatably connected with the counterweight connecting rod around the frame through the pivot member.
4. The rocker arm counterweight mechanism with the stabilizer according to claim 3, further comprising a connecting rod, wherein two ends of the connecting rod are rotatably connected with two ends of the gap structure through a first pivoting member and a second pivoting member which are coaxial, and the counterweight connecting rod is rotatably connected with the frame of the rack through the connecting rod.
5. The rocker arm counterweight mechanism with the stabilizer according to claim 2, further comprising an extension rod slidably connected to the counterweight connecting rod, and a locking mechanism for locking the extension rod, wherein one end of the extension rod is accommodated inside the counterweight connecting rod, and the other end of the extension rod is connected to the counterweight.
6. The rocker arm counterweight mechanism with the stabilizer of claim 1, wherein the number of the counterweight blocks is more than one, and the counterweight blocks are connected through a detachable structure.
7. The rocker arm counterweight mechanism with stabilizer of claim 6, wherein said detachable structure is one of screw thread, magnetic attraction and snap.
8. The rocker arm counterweight mechanism with the stabilizer of claim 2, wherein the counterweight block is sleeved on the counterweight connecting rod and is fixed by a positioning structure.
9. The rocker arm counterweight mechanism with stabilizer of claim 8, wherein said positioning structures are a first nut and a second nut at two ends of the counterweight block and in threaded connection with the counterweight connecting rod.
10. The rocker arm counterweight mechanism with stabilizer of claim 8, wherein said counterweight connecting rod is in threaded connection with a counterweight block, and said positioning structure is a threaded structure of the counterweight block in cooperation with the counterweight connecting rod.
11. The rocker arm counterbalance mechanism with a stabilizer according to claim 4, wherein the first pivot member is one of a motor or a bearing and the second pivot member is the other of a motor or a bearing.
12. The rocker arm counterbalance mechanism with a stabilizer according to claim 4, wherein the stabilizer is rotatably connected to the link by a third pivot member having an axis of rotation perpendicular to the axes of the first and second pivot members.
13. The rocker arm counterbalance mechanism with stabilizer of claim 12, wherein the third pivot member is one of a motor or a bearing.
14. The rocker arm counterweight mechanism with stabilizer of claim 4, wherein the connecting rod is a U-shaped connecting rod, and the stabilizer is connected with the connecting rod in the space enclosed by the U-shaped connecting rod.
15. The rocker arm counterweight mechanism with stabilizer of claim 1, wherein said counterweight is one or more of a picture transmission device or an external battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021252915.9U CN212960664U (en) | 2020-06-30 | 2020-06-30 | Rocker arm counterweight mechanism with stabilizer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021252915.9U CN212960664U (en) | 2020-06-30 | 2020-06-30 | Rocker arm counterweight mechanism with stabilizer |
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| CN212960664U true CN212960664U (en) | 2021-04-13 |
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| CN202021252915.9U Active CN212960664U (en) | 2020-06-30 | 2020-06-30 | Rocker arm counterweight mechanism with stabilizer |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20230068344A1 (en) * | 2021-08-30 | 2023-03-02 | Casio Computer Co., Ltd. | Stand for device |
| US11886100B2 (en) | 2021-04-21 | 2024-01-30 | Casio Computer Co., Ltd. | Support apparatus for electronic device, and electronic device |
| JP7472874B2 (en) | 2021-08-30 | 2024-04-23 | カシオ計算機株式会社 | Equipment Stand |
-
2020
- 2020-06-30 CN CN202021252915.9U patent/CN212960664U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11886100B2 (en) | 2021-04-21 | 2024-01-30 | Casio Computer Co., Ltd. | Support apparatus for electronic device, and electronic device |
| US20230068344A1 (en) * | 2021-08-30 | 2023-03-02 | Casio Computer Co., Ltd. | Stand for device |
| JP7472874B2 (en) | 2021-08-30 | 2024-04-23 | カシオ計算機株式会社 | Equipment Stand |
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