CN201184946Y - Photographic cantilever cloud platform - Google Patents

Abstract

The utility model discloses a photographic cantilever cloud platform, press from both sides rotatory locking mechanism, fast-assembling clamp device, cantilever main part and the rotatory locking mechanism of cantilever including the fast-assembling, the one end of cantilever main part is equipped with horizontal axle sleeve, and the other end is equipped with perpendicular axle sleeve, and the fast-assembling presss from both sides rotatory locking mechanism and presss from both sides the locking of device at the horizontal axis and sheathe in with the fast-assembling through horizontal axle sleeve, the rotatory locking mechanism of cantilever cooperatees with perpendicular sleeve. The cantilever rotation locking mechanism comprises a base damping adjusting knob component, a base locking block, a gasket component, a base and a base locking knob component; an opening is formed in the outer ring of the base locking block; and a screw rod of the base locking knob assembly passes through a screw hole in the vertical shaft sleeve and abuts against an outward opening of the base locking block. The cantilever cloud platform can be conveniently locked on the base, and damping adjustment can be carried out through the damping adjusting knob, so that the cantilever cloud platform can smoothly rotate.

Description

Photography cantilever head

technical field

The utility model relates to photographic equipment, in particular to a cantilever platform and a cantilever for photography.

Background technique

Cantilever heads are mostly used in professional photography cameras, especially for cameras with long focal length lenses, so there are high requirements for the anti-vibration and shaking of the head, especially when capturing dynamic shots, the stability of the head is particularly important. The publication number is CN200956085, a Chinese patent disclosed on October 3, 2007, which discloses a cantilever platform for cameras, including a base, a cantilever main bracket, an L-shaped cantilever platform and a quick-release plate base. The base is vertical The direction axis is connected to the cantilever main bracket, and is fastened with a vertical knob, and a mounting screw hole is provided at the bottom; one end of the L-shaped cantilever platform is horizontally connected to the cantilever main bracket, And it is fastened with a horizontal knob, and the other end is equipped with a quick release plate base. The cantilever main bracket can quickly rotate 360 degrees in the horizontal direction, and the L-shaped cantilever platform can quickly rotate in the vertical direction to realize all-round and no dead angle adjustment of the lens. However, the base rotation of the cantilever head in the prior art cannot realize damping fine-tuning, and the concentricity is poor during use and processing, so it is easy to wear during use, resulting in easy shaking and instability, which affects the accuracy of framing.

Utility model content

The purpose of this utility model is to provide a high concentricity during processing and use, good stability in use, wear resistance, not easy to vibrate and shake after a long time of use, and can realize fine-tuning of damping, so that it can accurately and conveniently take pictures cantilever platform.

The purpose of this utility model is achieved in that:

The utility model comprises a fast clamping rotary locking mechanism, a quick clamping device, a cantilever main body and a cantilever rotary locking mechanism, one end of the cantilever main body is provided with a horizontal shaft sleeve, and the other end is provided with a vertical shaft sleeve, and the quick clamping clamp is rotated and locked. The mechanism locks the quick clamping device on the horizontal shaft sleeve through the horizontal shaft sleeve. The cantilever rotation locking mechanism cooperates with the vertical sleeve. The upper end of the vertical shaft sleeve center of the cantilever main body is provided with a hole, and the lower end is also provided with a hole. There are holes, the diameter of the upper hole is larger than that of the lower end, and the two holes are axially connected; the cantilever rotation locking mechanism includes a base damping knob assembly, a base locking block, a gasket assembly, a base and a base locking knob assembly; The outer ring of the locking block of the base is provided with an opening, and the inner ring is provided with two openings facing inward, and the two openings are located on both sides of the opening; the base is provided with a boss, and a screw hole is provided on the boss The base locking block and the base are installed in the vertical shaft sleeve, the outer ring of the base locking block matches the hole, the inner ring matches the boss of the base, and the screw rod of the base damping knob assembly passes through the vertical shaft The hole at the upper end of the sleeve is matched with the screw hole on the base; the gasket assembly is placed between the base locking block and the base; the screw of the base locking knob assembly passes through the screw hole in the vertical shaft sleeve to abut against On the outward opening of the locking block of the base.

As an improvement of the utility model, the gasket assembly includes two gaskets and a plane bearing, and the two gaskets are respectively located above and below the plane bearing.

As another improvement of the present utility model, a screw hole is provided on the locking block of the base, and a hole is opened on the wall of the upper end of the vertical shaft sleeve relative to the position of the screw hole, and the screw passes through the hole on the wall of the upper end of the vertical shaft sleeve. The hole matches the screw hole of the base locking block to fix the base locking block in the vertical shaft sleeve.

As another improvement of the present utility model, the base damping twist assembly further includes an elastic gasket and a nameplate, which are placed between the base damping twist screw and the upper end surface of the vertical shaft sleeve.

As another improvement of the utility model, the quick clamp rotation locking mechanism includes a twist assembly, a rotating shaft and a sleeve. There are two sleeves. The inner wall of the horizontal sleeve is along the axial section It is concave, and one of the sleeves is fitted on one end of the horizontal bushing, one side of which is matched with one side of the middle convex part of the inner wall of the horizontal bushing, and the other sleeve is fitted on the other end of the horizontal bushing. One side is matched with the other side of the raised part in the middle of the inner wall of the horizontal bushing; the rotating shaft is set in the horizontal bushing, and its main shaft matches the inner rings of the two sleeves; one end of the rotating shaft is threadedly connected with the twist assembly, The other end of the rotating shaft is provided with a flange, the outer side of the flange is connected with the quick-release clamp assembly, and the inner side of the flange is against the other end of the horizontal shaft sleeve.

As another improvement of the present invention, the rotating shaft is in the shape of a step with decreasing diameter axially along the direction from the quick clamping device to the knob assembly.

As another improvement of the utility model, two spacers and plane bearings are arranged between the knob assembly and the sleeve, and the two spacers are respectively located on both sides of the plane bearing.

As another improvement of the utility model, a screw rod is provided at the end where the rotating shaft is connected to the knob assembly, and the screw rod matches the thread on the knob assembly.

As another improvement of the utility model, the rotating quick clamping device is a quick clamping device with a rotating arm, including a rotating arm, a locking knob, and a panel base assembly; one end of the rotating arm is vertically connected to the rotating On the shaft, the rotating arm is longitudinally provided with a chute, the panel base assembly is L-shaped, and the vertical side of the L-shaped panel base assembly is provided with a groove, which slides and fits with the chute of the rotating arm.

As another improvement of the utility model, the quick clamping device is a quick clamp consisting of a knob and a panel base.

The utility model adopts an open-shaped base locking structure for the cooperation between the base and the vertical shaft sleeve on the main body of the cantilever. Adjust the damping through the damping adjustment knob to make the cantilever head rotate smoothly; moreover, the structure of the sandwich sleeve is adopted in the cooperation between the horizontal sleeve on the main body of the cantilever and the rotating locking mechanism of the quick clamp, and the sandwich sleeve is respectively It is set on both ends of the horizontal sleeve and the rotating shaft, which improves the concentricity of the rotating shaft, and can still maintain good concentricity after the rotating shaft rotates for many times. At the same time, because of the sandwich structure, the resistance between parts is improved. Therefore, such a structure improves the concentricity during processing and use, and at the same time, it is still not easy to vibrate and shake after a long period of use.

In addition, because one embodiment of the present invention is that the rotating shaft in the horizontal bushing of the main body of the cantilever is connected with a quick clamping device with a rotating arm, the rotating arm can rotate or swing around the center of the horizontal bushing, and the The quick-release clamp can also move up and down on the rotating arm, which makes viewing more convenient and meets the needs of photographers for multi-angle viewing.

Description of drawings

Below in conjunction with accompanying drawing, the utility model is further described:

Fig. 1 is a sectional view of an embodiment of the utility model;

Fig. 2 is an exploded schematic view of the cantilever platform shown in Fig. 1;

Fig. 3 is the front view of the base locking block;

Figures 4-5 are perspective views of the base locking block;

Fig. 6 is an exploded schematic diagram of another embodiment of the present invention.

Detailed ways

An embodiment of the present utility model, as shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, includes a quick clamping rotary locking mechanism 1, a quick clamping device 2, a cantilever main body 3 and a cantilever rotary lock Tightening mechanism 4, one end of the cantilever main body 3 is provided with a horizontal bushing 32, and the other end is provided with a vertical bushing 31, and the quick clamping rotation locking mechanism 1 locks the quick clamping device on the horizontal bushing through the horizontal bushing 32 . Wherein, the cantilever rotation locking mechanism 4 cooperates with the vertical sleeve 31, the upper end of the vertical bushing 31 in the center of the vertical bushing of the cantilever main body is provided with a hole 311, and the lower end is also provided with a hole 312. The diameter of the hole 312 is It is larger than the diameter of the hole 311, and the two holes are axially connected; the cantilever rotation locking mechanism 4 includes a base damping knob assembly 41, a base locking block 42, a gasket assembly 43, a base 44 and a base locking knob assembly 45; The base damping knob assembly 41 can be a screw or a general knob; the outer ring 421 of the base locking block 42 is provided with an opening 423, and the inner ring 422 is provided with two inward openings 424, 425 , the two openings are located on both sides of the opening 423; the base 44 is provided with a boss 441, and a screw hole 442 is provided on the boss 441; the base 44 is also provided with a positioning groove 443; the base locking block 42 and the base 44 are all set In the hole 312 of the vertical bushing of the cantilever main body, the inner ring 422 of the base locking block 42 is matched with the boss 441, and the outer ring 421 of the base locking block 42 is matched with the hole 312 of the vertical bushing; The locking block 42 can also be provided with a screw hole 427 on it, and a hole 315 is provided on the wall 314 at the upper end of the vertical shaft sleeve relative to the screw hole position, and the screw 316 passes through the hole 315 and cooperates with the screw hole 427. The base locking block 42 is fixed in the vertical shaft sleeve 31 . The screw rod of the base damping knob 41 passes through the hole 311 at the upper end of the vertical bushing and the inner ring 422 of the base locking block 42 matches the screw hole 442; the gasket assembly 43 is set on the base locking block 42 and the base 45 Between; the function of the gasket assembly 43 is to enable the base damping knob 41 to realize damping fine-tuning. The gasket assembly 43 may consist of two gaskets ( 431 , 432 ) and a plane bearing 433 , and the two gaskets 431 , 432 are located above and below the plane bearing 433 respectively. In order to further improve the effect of damping adjustment, the base damping knob assembly 41 also includes an elastic washer 412 and a nameplate 413, and the elastic washer 412 and the nameplate 413 are placed between the adjusting damping knob screw and the upper end surface of the vertical shaft sleeve . During operation, as long as the damping knob assembly 41 of the base is rotated, under the action of the elastic gasket 412 and the nameplate 413, the vertical bushing 31 is slowly fastened on the base 44, but due to the action of the plane bearing, the cloud The stage can still rotate smoothly around the vertical bushing. The lower end edge 313 of the vertical bushing 31 matches with the positioning groove 443 of the base. The screw rod 451 of the base locking knob assembly 45 passes through the screw hole in the vertical sleeve 31 and abuts against the middle position of the opening 423 . In order to make the screw 451 fit better with the locking block 42 at the base, a counterbore 426 matched with the screw of the base locking knob assembly 45 is provided in the middle of the opening 423, and the screw 451 and the counterbore 426 match. In operation, the knob of the base locking knob assembly 45 is rotated, and the screw rod 451 transmits the thrust to the base locking block 42. At this time, the base locking block 42 has two inward openings on both sides of the outward opening 423. 424,425, the base locking block 42 is partially deformed, and the inner diameter of the base locking block 42 becomes smaller, so that the vertical sleeve is locked on the base, and the cloud platform can no longer rotate, and the purpose of locking the cloud platform is achieved.

The quick clamp rotation locking mechanism 1 includes a knob assembly 11, a rotating shaft 12 and a sleeve. In order to improve the concentricity, the sleeve is two 13, 14, and the inner wall of the horizontal sleeve 32 is along the axial direction The cross section is concave, the sleeve 13 is set on one end of the horizontal bushing, one side of which matches the side 321 of the middle raised part of the inner wall of the horizontal bushing, and the other sleeve 14 is set on the other end of the horizontal bushing , one side of which matches the other side 322 of the middle raised part of the inner wall of the horizontal bushing; the rotating shaft 12 is set in the horizontal bushing 32, and its main shaft 121 matches the inner rings of the two sleeves; one end of the rotating shaft 12 It is threadedly connected with the knob assembly 11 , and this connection may be that a screw rod 122 is provided at one end of the rotating shaft 12 connected to the knob assembly 11 , and the screw rod matches the thread on the knob assembly 11 . The screw can be integrated with the rotating shaft, or can be connected to the rotating shaft 12 by conventional means in the art; , And set screw hole on the rotating shaft 12 to realize. The other end of the rotating shaft 12 is provided with a flange 123, and the outside of the flange is connected with the quick clamp assembly 2. This connection can be through screw holes 124, 125 on the flange, and on the top of the rotating arm 21 corresponding to the above two Holes 212 and 213 are also provided at the positions of the holes, and the rotating shaft 12 and the rotating arm are connected by locking screws 214 and 215 . Of course, they can also be connected by means commonly used in this technical field; the inner side of the flange 123 abuts against the other end 323 of the horizontal sleeve 32 . Such connection enables the rotating arm to rotate around the center of the horizontal bushing as a circular point. During the operation, the quick clamping device can be locked on the horizontal shaft sleeve by rotating the knob assembly 11 . In order to make the knob assembly 11 have the function of damping adjustment at the same time, gaskets 16, 17 and plane bearings 15 can also be provided between the knob assembly and the sleeve 14, and the gaskets 16, 17 are located on the sides of the plane bearing 15 respectively. sides.

In order to further improve the concentricity between the rotating shaft 12 and the horizontal bushing 32 , the rotating shaft 12 can also be designed as a stepped shape with decreasing diameter axially along the direction from the quick clamping device to the knob assembly 11 .

The described rotary quick clamping device is a quick clamp with a rotating arm, comprising a rotating arm 21, a locking knob 22, and a panel base assembly 23; one end of the rotating arm 21 is vertically connected to the rotating shaft 12, and the rotating arm 21 is provided with a chute 211 along the longitudinal direction, the panel base 23 is L-shaped, and the vertical side of the L-shaped panel base is provided with a groove 231, which is slidably matched with the chute 211 of the rotating arm, and the locking block 233 passes through the locking screw. The twist 232 is fixed on the horizontal side of the L-shaped panel base; the screw 221 of the locking knob 22 is passed through the vertical side of the L-shaped panel base and leans against the rotating arm. When the locking knob is tightened, The vertical sides of the L-shape of the panel base assembly are clamped to the swivel arm 21 . During operation, the camera is placed on the panel base assembly 23 and locked on the panel base assembly 23 by the locking knob 232 through the locking knob 233, and the photographer can adjust the tightness of the rotating arm by rotating the knob assembly 11 , the rotating arm can swing smoothly; the photographer can also adjust the locking knob 22 to make the camera on the panel base assembly 23 move up and down. The above-mentioned operations enable the photographer to find a view conveniently and accurately.

Another embodiment of the present utility model is shown in FIG. 6 . The quick clamping device is a quick clamping device consisting of a rotary knob 51 and a panel base 52 . Because some photographers do not need the quick-loading clip with the swivel arm, the utility model can be designed as the structure shown in Fig. 6 again. During operation, the camera can be directly clamped on the panel base 52, and the panel base 52 can also rotate with the center of the horizontal bushing 32, and the pan-tilt can also achieve the purpose of convenient viewing through the rotation of the vertical bushing.

Claims (10)

1. photographic cantilever pan tilt, comprise fast clamping circumvolve lock set kit (1), fast clamping device, cantilever main body (3) and cantilever circumvolve lock set kit (4), one end of cantilever main body (3) is provided with horizontal axle sleeve (32), the other end is provided with vertical axle sleeve (31), fast clamping circumvolve lock set kit (1) is locked at fast clamping device on the horizontal axle sleeve (32) by horizontal axle sleeve (32), described cantilever circumvolve lock set kit (4) matches with vertical sleeve (31), it is characterized in that: the upper end, vertical axle sleeve (31) center of described cantilever main body (3) is provided with hole (311), the lower end also is provided with hole (312), the diameter in hole (312) is bigger than the diameter of hole (311), and two holes axially connect; Described cantilever circumvolve lock set kit (4) comprises base damping turn-knob assembly (41), base latch segment (42), gasket assembly (43), base (44) and base locking knob assembly (45); The outer ring (421) of described base latch segment (42) is provided with opening (423), and inner ring (422) is provided with inside two and opens (424,425), and this two opening is positioned at the both sides of opening (423); Described base (44) is provided with boss (441), and is provided with a screw (442) on boss (441); Base latch segment (42) and base are installed in the vertical axle sleeve (31), match with hole (3 12) in the outer ring (421) of base latch segment (42), inner ring matches with the boss (441) of described base (44), and the screw rod of base damping turn-knob assembly (41) passes the hole (311) of the upper end of vertical axle sleeve (31) and matches with screw (442) on the base; Described gasket assembly (43) pad is between base latch segment (42) and base (44); The screw rod of described base locking knob assembly (45) passes the screw (315) in the vertical axle sleeve and is resisted against on the described opening (423).

2. photographic cantilever pan tilt according to claim 1 is characterized in that: described gasket assembly (43) comprises two pads (431,432) and a surface bearing (433), and two pads (431,432) lay respectively at the above and below of this surface bearing (433).

3. photographic cantilever pan tilt according to claim 2, it is characterized in that: described base latch segment (42) is provided with screw (427), offer hole (315) with respect to this screwhole position on (314) on the wall of Z-axis set upper side, screw (316) passes hole (315) and matches with described screw (427) described base latch segment (42) is fixed in the vertical axle sleeve (31).

4. photographic cantilever pan tilt according to claim 3, it is characterized in that: described base damping turn-knob assembly (41) also comprises elastomeric pad (412) and inscription plate (413), and elastomeric pad (412) and inscription plate (413) pad put between the end face at base damping turn-knob screw rod and Z-axis.

5. photographic cantilever pan tilt according to claim 4, it is characterized in that: described fast clamping circumvolve lock set kit (1) comprises turn-knob assembly (11), turning axle (12) and sleeve, described sleeve is two (13,14), the inwall of described horizontal axle sleeve (32) is spill in the cross section vertically, described sleeve (13) is sleeved on an end of horizontal axle sleeve, the one side matches with a side (321) of horizontal sleeve lining intermediate projections part, another sleeve (14) is sleeved on the other end of horizontal axle sleeve, and the one side matches with the opposite side (322) of horizontal sleeve lining intermediate projections part; Turning axle (12) is set in the horizontal axle sleeve (32), and its main shaft (121) matches with the inner ring of two sleeves; One end of turning axle (12) is threaded with turn-knob assembly (11), and the other end of turning axle (12) is provided with flange (123), and the outside of this flange links to each other with fast-assembling clip assembly (2), and flange inner is resisted against the other end (323) of described horizontal axle sleeve (32).

6. photographic cantilever pan tilt according to claim 5 is characterized in that: described turning axle (12) along fast clamping device to turn-knob assembly (11) axis of orientation to being stepped that diameter successively decreases.

7. photographic cantilever pan tilt according to claim 6 is characterized in that: be provided with pad (16,17) and surface bearing (15) between described turn-knob assembly and the sleeve (14), pad (16,17) lays respectively at the both sides of surface bearing (15).

8. photographic cantilever pan tilt according to claim 7 is characterized in that: the end that described turning axle (12) is connected with turn-knob assembly (11) is provided with a screw rod (122), the threads engaged on this screw rod and the turn-knob assembly (11).

9. according to the described any photographic cantilever pan tilt of claim 1-8, it is characterized in that: the fast clamping device of described rotation (2) is the fast clamping of a band pivot arm, comprises pivot arm (21), locking turn-knob (22), panel base assembly (23); One end of described pivot arm (21) is vertically connected on the turning axle (12), pivot arm (21) longitudinally is provided with chute (211), panel base assembly (23) is the L type, and the vertical edges of panel base assembly L type is provided with groove (231), and is slidingly matched with the chute (211) of described pivot arm.

10. according to the described any photographic cantilever pan tilt of claim 1-8, it is characterized in that: described fast clamping device is a fast clamping by turn-knob (51), panel base (52) formation.

Images