CN201311538Y - Locking device of photographic holder and photographic cantilever holder - Google Patents

Abstract

The utility model discloses a locking device of a photographic pan-tilt, which comprises a fixed locking block and a movable locking block; wherein the fixed locking block is provided with a hole for accommodating the shaft part of the locking object, an opening for the movable locking block to move and a device connected with the support; the movable locking block is provided with a surface matched with the shaft part of the locking object. Compared with the prior art, the locking device has good locking effect and long service life; the utility model also discloses a photographic cantilever cloud platform including above-mentioned locking device, because above-mentioned locking device's advantage, photographic cantilever cloud platform also has the advantage that locking effect is good, longe-lived correspondingly.

Description

The locking device of the camera head and the camera cantilever head

technical field

The utility model relates to photographic equipment components, in particular to a locking device for a photographic pan-tilt; the utility model also relates to a photographic cantilever pan-tilt.

Background technique

The structure of the locking device of the cloud platform in the prior art is varied, and the publication number is CN200956085, and the Chinese patent disclosed on October 3, 2007 discloses a cantilever platform for a camera, which is fastened by a vertical knob. Lock the base on the main bracket of the cantilever by means of the method. After this locking structure is used for many times, it is easy to produce slippery teeth or the situation that the locking is not tight.

Utility model content

The purpose of the utility model is to provide a locking device for a photography pan-tilt with good locking effect and long service life.

The purpose of the utility model is also to provide a photographic cantilever platform with the above-mentioned locking device, which has a good locking effect and a long service life.

The purpose of this utility model is achieved in that:

The locking device of the utility model includes a fixed locking block and a movable locking block; wherein the fixed locking block has a hole that can accommodate the shaft of the locking object, an opening for the movable locking block to move, and is connected with a support The device; the movable locking block is provided with a surface that cooperates with the shaft of the locking object.

As a preferred solution of the present invention, the surface on the movable locking block is in the shape of an arc matching the shape of the shaft of the locking object.

As another preferred solution of the present utility model, the device on the fixed locking block connected with the support is a screw hole.

As another preferred solution of the present invention, the movable locking block and the fixed locking block have mating surfaces that slide in parallel.

As another preferred solution of the present invention, the bottom of the opening of the fixed locking block has a platform for the movable locking block to slide.

A photographic cantilever platform comprising the above-mentioned locking device, comprising a quick clamping rotation locking mechanism, a cantilever main body, a cantilever rotation locking mechanism, and a quick clamping device; one end of the cantilever main body is provided with a horizontal bushing, and the other end is provided with a The vertical shaft sleeve, the quick clamping rotation locking mechanism locks the quick clamping device on the horizontal shaft sleeve through the horizontal shaft sleeve. The cantilever rotation locking mechanism includes the above-mentioned locking device, locking knob and base, and is connected with Fitted with vertical bushings. Wherein, the fixed locking block is fastened on the vertical shaft sleeve, and the hole of the fixed locking block is rotatably matched with the base; the screw rod of the locking knob acts on the outer surface of the movable locking block.

Because the utility model adopts the structure of the fixed locking block and the movable locking block, the locking surface of the fixed locking block, the movable locking block and the shaft part of the locking object is larger than that of the prior art, so the locking The tightening effect is better; because the external force acts on the outside of the movable locking block, it is not easy to wear and tear, and has a long service life.

Because the photography cantilever platform includes the locking device of the utility model, the locking effect of the base is obviously improved, the locking parts are not easily worn out, and the service life is long.

Description of drawings

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

Fig. 1 is the three-dimensional view of the locking device of photography head;

Fig. 2 is the front view of the locking device of photography head;

Fig. 3 is an assembly view of the cantilever photography platform including the locking device shown in Fig. 1 .

Detailed ways

As shown in Figure 1 and Figure 2, the locking device described in the utility model includes a fixed locking block 11 and a movable locking block 12; wherein the fixed locking block 11 has a hole that can accommodate the shaft of the locking object 13. The opening 14 for the movable locking block 12 and the device connected with the support. Wherein, the surface 15 of the movable locking block 12 that cooperates with the shaft of the locking object is preferably an arc shape that matches the shape of the shaft of the locking object. Also can be other shapes such as wedge shape, wave shape etc. The means for connecting the fixed and locking block 11 to the support is preferably a screw hole 16, and may also be connected in other ways. The movable locking block 12 may be a piece separated from the fixed locking block 11, and there are mating surfaces 17A, 17B that slide in parallel between the two. The bottom of the opening 14 of the fixed locking block 11 may also have a platform 18 for the movable locking block 12 to slide.

As shown in FIG. 3 , a photographic cantilever platform including the above-mentioned locking device includes a quick clamp rotation locking mechanism 2 , a cantilever main body 3 , a cantilever rotation locking mechanism 4 , and a quick clamp device 5 . One end of the cantilever main body 3 is provided with a horizontal sleeve 32, and the other end is provided with a vertical sleeve 31; One end of the rotating shaft 21 is screwed to the knob assembly 22 through a screw 221, and the other end of the rotating shaft 21 is provided with a flange 23, the outer side of the flange 23 is connected to the quick clamping device 5 through a screw 24, and the inner side of the flange 23 Abut against the opposite end of the knob assembly of the horizontal bushing 32. During operation, tighten the knob assembly 22, the quick clamping device 5 is locked on the horizontal shaft sleeve 32, loosen the knob assembly 22, and the quick clamping device 5 can rotate on the vertical plane along the rotating shaft 21; the cantilever rotates The locking mechanism 4 includes a locking device 1 , a locking knob 41 and a base 42 , and cooperates with the vertical bushing 31 . The locking device 1 is the aforementioned locking device. Wherein the fixed locking block 11 is connected with the vertical shaft sleeve 31 through the bolt 311 and the screw hole 16, the hole 13 of the fixed locking block 11 is rotated with the boss 421 axial surface on the base 42, and the screw rod 411 of the locking knob 41 acts on The outer surface 19 of the movable locking block 12 . The vertical bushing 31 and the base 42 are connected through the bolt 43 and the hole 422 on the base 42 . During operation, the locking knob 41 is tightened, the cantilever main body 3 is locked on the base 42 , and the locking knob 41 is loosened, the cantilever main body 3 can rotate horizontally along the base 42 . The quick clamping device 5 can be a panel base assembly, including a knob and a panel base, and the panel base assembly can directly install a camera; the quick clamping device 5 can also be a quick clamping device with a rotating arm as shown in Figure 3 , including a rotating arm 51 , a panel base assembly 52 , and a locking knob 53 , and the camera is installed on the panel base 52 .

Claims (10)

1. The locking device of the camera head is characterized in that: it comprises a fixed locking block (11) and a movable locking block (12); wherein the fixed locking block (11) has a shaft portion that can accommodate the locking object The hole (13), the opening (14) for the movable locking block (12) and the device connected with the support; the movable locking block (12) is provided with a surface (15) that cooperates with the shaft of the locking object . 2. The locking device according to claim 1, characterized in that: the surface (15) on the movable locking block (12) is in the shape of an arc matching the shape of the shaft of the locking object. 3. The locking device according to claim 1, characterized in that: the means for connecting the support on the fixed locking block (11) is a screw hole (16). 4. The locking device according to claim 1, characterized in that: the movable locking block (12) and the fixed locking block (11) have mating surfaces (17A, 17B) that slide in parallel. 5. The locking device according to claim 1, characterized in that: there is a platform (18) at the bottom of the opening (14) of the fixed locking block (11) for sliding the movable locking block (12). 6. Photography cantilever head, including quick clamping rotation locking mechanism (2), cantilever main body (3), cantilever rotation locking mechanism (4), quick clamping device (5); one end of the cantilever main body (3) is set There is a horizontal bushing (32), the other end is provided with a vertical bushing (31), and the quick clamping rotation locking mechanism (2) locks the quick clamping device (5) on the horizontal bushing through the horizontal bushing (32). (32); the cantilever rotation locking mechanism (4) includes a locking device (1), a locking knob (41) and a base (42), and cooperates with the vertical shaft sleeve (31), and is characterized in that: The locking device (1) comprises a fixed locking block (11) and a movable locking block (12), and the fixed locking block (11) has a hole (13) that can accommodate the shaft of the locking object for movable locking. The movable opening (14) of the locking block (12) and the device connected with the support, the movable locking block (12) is provided with a surface (15) that cooperates with the shaft of the locking object; wherein, the fixed locking block (11) is connected with the vertical shaft sleeve (31), and the hole (13) of the fixed locking block (11) is rotatably matched with the base (42); the screw rod (411) of the locking knob (41) acts on the movable locking block ( 12) the outer surface (19). 7. The photography cantilever platform according to claim 6, characterized in that: the surface (15) on the movable locking block (12) is in the shape of an arc matching the shape of the shaft of the locking object. 8. The photographic cantilever platform according to claim 6, characterized in that: the device on the fixed locking block (11) connected with the support is a screw hole (16). 9. The photographic cantilever head according to claim 6, characterized in that: the movable locking block (12) and the fixed locking block (11) have mating surfaces (17A, 17B) that slide in parallel. 10. The photography cantilever platform according to claim 6, characterized in that: there is a platform (18) at the bottom of the opening (14) of the fixed locking block (11) for sliding the movable locking block (12).

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