CN202531572U

CN202531572U - Telescopic rod for camera frame

Info

Publication number: CN202531572U
Application number: CN201220215307XU
Authority: CN
Inventors: 朱昔华; 徐晔
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-05-15
Filing date: 2012-05-15
Publication date: 2012-11-14
Anticipated expiration: 2022-05-15

Abstract

A telescopic rod for a camera frame is characterized by comprising an inner pipe, a middle pipe and an outer pipe which are sequentially in sleeved connection from inside to outside. The bottom of the middle pipe is provided with a fixed seat, a movable wheel capable of rotating in an arc-shaped groove inside the seat is arranged in the fixed seat, a linkage piece is arranged between an inner wall of the outer pipe and an outer wall of the middle pipe, one end of the linkage piece is fixedly connected to the upper end of the inner wall of the outer pipe, and after the linkage piece moves out of a gap between the bottom of the movable wheel and the arc-shaped groove of the fixed seat along the outer wall of the middle pipe, the tail end of the linkage piece is fixedly connected to the bottom end of the inner pipe. The upper end of the middle pipe is provided with a locking device which is used for controlling the telescopic rod to reach an expected telescopic height and fixing the telescopic rod. The telescopic rod is reasonable in structure and convenient and rapid in telescopic operation.

Description

The camera frame flexible rod

[technical field]

The utility model relates to a kind of flexible rod, refers in particular to the flexible rod of camera frame.

[background technique]

We know; Camera frame can be adjusted the shooting height and the shake of avoiding when taking of camera, thereby improves camera stability, further strengthens the shooting effect of camera; Current camera frame mainly contains two kinds of single pin and tripod type flexible rods; Every pin flexible rod all be by at least two Guan Youxiao toward connecting together greatly successively, telescopic adjustment up and down between the adjacent tubes is tightened through turning locking device after accomplishing regulating.In use camera is installed on the The Cloud Terrace of camera frame; Regulating the camera frame height through unscrewing the stretch length of its corresponding that section adjacent tubes of locking device more whenever necessary, tightening locking device again after accomplishing regulating, this shows; Telescopic adjustment between each section adjacent tubes all is independently; So not only regulate time-consuming, effort, and it is also slow to operate, if can realize that the synchronous interaction of more piece pipe is flexible; How good this is, and this is the applicant's purpose of applying for the utility model just.

[summary of the invention]

The purpose of the utility model is to overcome the deficiency of existing technology, and a kind of camera frame flexible rod convenient to operation rational in infrastructure, flexible is provided.

In order to solve the technical problem of above-mentioned existence, the utility model adopts following technical proposals:

A kind of camera frame flexible rod is characterized in that: it comprises from interior interior pipe, intervalve and the outer tube of socket successively outward, is provided with fixed base in described intervalve bottom, in said fixed base, is provided with the activity of rotating in the curve bath can be present in and takes turns; Between said outer tube wall and intervalve outer wall, be provided with the interlock sheet; Said interlock sheet one end is fixedly connected on the outer tube wall upper end, and its tail end was managed on the bottom in being fixedly connected on after the sheet that links laid out along the intervalve outer wall and from the gap between the activity wheel wheel end and the fixed base curve bath; Be provided with in said intervalve upper end and be used for controlling flexible rod and reach and hope to use flexible height and fixing locking device.

In improvement project to above-mentioned camera frame flexible rod; Described locking device include the lower end be fixed on the intervalve with externally threaded connecting sleeve, lower end be threaded in the outer lock sleeve of connecting sleeve and be fixed on connecting sleeve and lock sleeve upper end inwall in the clamp ring of breach type, a pair of upper and lower angled end-face through separately contacts respectively between the upper and lower end outer wall and the lock sleeve of said clamp ring, connecting sleeve inwall; Described two pairs of upper and lower angled end-faces in obtuse angle.

In improvement project to above-mentioned camera frame flexible rod, be provided with T type guide sleeve in said outer tube upper end, said interlock sheet upper end is through screw and nut formula fixed plate with guide sleeve and interlock sheet string together and be locked; Lower end at interior pipe is provided with slide blocks, and is fixedly connected with the interlock sheet through screw.

In improvement project, in said, be respectively equipped with the shock-absorbing cushion rubber on the outer wall on pipe, intervalve top to above-mentioned camera frame flexible rod.

Compared with prior art; The beneficial effect of the utility model is: owing between outer tube wall upper end and interior pipe lower end, be connected with the interlock sheet; And the interlock sheet lays out along the intervalve outer wall and from the gap between the activity wheel wheel end and the fixed base curve bath; Like this no matter be to be held in interior pipe; Still be held in and stretch on the intervalve or when shrinking flexible rod, can utilize the interaction between the inboard and movable wheel of interlock sheet or utilize interaction between the curve bath diapire of the interlock sheet outside and fixed base reach in the stretching out synchronously or shrink of pipe and intervalve, thereby only need act on interior manage or intervalve on just can realize interior the pipe and the stretching out synchronously or shrink of intervalve; So the flexible operation of the utility model was not only convenient, but also quick, its structure is more reasonable.

Below in conjunction with accompanying drawing and embodiment the utility model is done further to describe in detail:

[description of drawings]

Fig. 1 is the utility model embodiment's an assembling schematic representation;

Fig. 2 is the utility model embodiment's a sectional drawing (under extended state);

Fig. 3 is the utility model embodiment's a sectional drawing (under contraction state);

Fig. 4 is the local I enlarged view of Fig. 2;

Fig. 5 is the utility model embodiment's a clamp ring schematic perspective view;

Fig. 6 is the utility model embodiment's a schematic perspective view (under extended state);

Fig. 7 is the utility model embodiment's a schematic perspective view (under contraction state).

[embodiment]

The utility model is a kind of camera frame flexible rod, and in the present embodiment, it is single pin formula flexible rod, and it also can be tripod or four pin formulas certainly, as long as three or four single pin formula flexible rods are linked together in their upper end.Like Fig. 1,6, the single pin formula flexible rod shown in 7; It comprises from the interior interior pipe 1 of socket, intervalve 2 and outer tube 3 successively outward; Be provided with fixed base 4 in described intervalve 2 bottoms, in said fixed base 4, be provided with the activity wheel 5 that rotates in the curve bath 41 in being present; Between said outer tube 3 inwalls and intervalve 2 outer walls, be provided with interlock sheet 6; Said interlock sheet 6 one ends are fixedly connected on outer tube 3 inwalls upper ends, interlock sheet 6 along intervalve 2 outer walls and from activity wheel 5 take turns gap between the end and fixed base 4 curve baths 41 lay out its tail end of back be fixedly connected on pipe 1 bottom; Be provided with in said intervalve 2 upper ends and be used for controlling flexible rod and reach and hope to use flexible height and fixing locking device 7.

When the utility model uses at stretched flexible rod, at first unscrew locking device 7, at this moment just can one hold on outer tube 3; Another is held on interior pipe 1 or intervalve 2 and is pulled outward; During pipe 1 external elongation flexible rod, under external force, interior pipe 1 stretches out outward in being held in; That end interlock sheet 6 that is connected with interior pipe below also and then up promotes; At this moment sheet 6 inboards of linking act on movable wheel 5 and take turns movable wheel is and then risen, thereby intervalve 2 is also and then risen, and flexible rod is extended in pipe, intervalve synchro-draw in realizing; And when being held in the external elongation flexible rod of intervalve 2; Intervalve 2 stretches out outward under external force; The fixed base 4 that is fixedly connected on intervalve 2 belows also and then rises; At this moment curve bath 41 diapires of fixed base 4 act on be positioned at movable wheel 5 take turns under on that part of interlock sheet outer wall of side, so interlock sheet 6 promote in pipe 1 and then stretch out outward, just realized that also interior pipe, intervalve extend flexible rod synchronously; When being elongated to proper height, tighten the height adjusting that locking device 7 has promptly been accomplished the camera frame flexible rod again.

When the utility model will shorten its height or contraction gets up temporarily not use fully; Also will at first unscrew locking device 7, at this moment just can one hold on outer tube 3, another is held on interior pipe 1 or intervalve 2 and is pressed inward; When in being held in, shrinking flexible rod on pipe 1 outer wall; Under external force, tube side is to contraction outward for interior pipe 1, and that end interlock sheet 6 that is connected with interior pipe below also and then moves down; At this moment corresponding with the activity wheel that section interlock sheet 6 outsides act on curve bath 41 diapires of fixed base 4; When fixed base 4 is moved down, intervalve 2 is also followed in outer tube 3 withdrawn, thereby the synchronous that realizes interior pipe and intervalve shortens the whole piece flexible rod; When on being held in intervalve 2, down shrinking flexible rod; Intervalve 2 is toward interior contraction under external force, and at this moment movable wheel 5 acts on corresponding that section interlock sheet 6 inboards, makes it and then to move down; Thereby pipe 1 shrinks in outer tube 3 in driving; Also shorten the whole piece flexible rod, when shortening to proper height, tighten the contraction that locking device 7 has promptly been accomplished the camera flexible rod again with regard to the synchronous that has realized interior pipe and intervalve.

From on can find out; Owing between outer tube 3 inwalls upper end and interior pipe 1 lower end, be connected with interlock sheet 6; And interlock sheet 6 lays out along intervalve 2 outer walls and from the gap that activity wheel 5 is taken turns between the end and fixed base 4 curve baths 41; Like this no matter be to be held in interior pipe; Still be held on the intervalve (perhaps on the lock sleeve 7) and stretch or when shrinking flexible rod, can utilize the interaction between the inboard and movable wheel of interlock sheet or utilize interaction between the curve bath diapire of the interlock sheet outside and fixed base reach in the stretching out synchronously or shrink of pipe and intervalve, thereby only need act on interior manage or intervalve on just can realize interior the pipe and the stretching out synchronously or shrink of intervalve; So the flexible operation of the utility model was not only convenient, but also quick, its structure is more reasonable.

The structure of locking device 7 can adopt the locking mechanism on the current camera frame flexible rod.In the present embodiment; Like Fig. 2,3, shown in 4; Described locking device 7 include connecting sleeve 71, lower end that the lower end is fixed on the band outside thread 711 on the intervalve 2 be threaded in the outer lock sleeve 72 of connecting sleeve 71 and be fixed on connecting sleeve 71 and lock sleeve 72 upper end inwalls in breach type clamp ring 73, a pair of upper and lower angled end-face through separately contacts respectively between the upper and lower end outer wall and the lock sleeve 72 of said clamp ring 73, connecting sleeve 71 inwalls; Described two pairs of upper and lower angled end-faces in obtuse angle.As shown in Figure 5, the breach 731 of clamp ring 73 is narrower, and the upper and lower angled end-face 732,733 of clamp ring 73 in obtuse angle; In the inwall of connecting sleeve 71, lock sleeve 72, correspondingly be provided with angled end-face 712,721, they form a pair of upper and lower angled end-face with the upper and lower angled end-face of clamp ring 73 732,733 respectively, like this when tightening locking device 7; Lock sleeve 72 is turned toward connecting sleeve 71 aspects, and after that after being squeezed narrowed the breach of clamp ring 73 to upper and lower angled end-face, tightened up toward interior pipe 1 outer wall at its two; Thereby clamp interior pipe, the locking in realizing between pipe and the intervalve, what present embodiment adopted is that pipe was realized locking in the double tapered end-face structure was realized clamping after tighten up at clamp ring two; The clamping force of its locking is big like this; Compared with the clamp ring of existing single tapering, though the shared space of the clamp ring of present embodiment is little, the power of holding tightly is big; And can shorten the length of clamp ring, its structure is more reasonable.

In the present embodiment, like Fig. 1,2, shown in 3, be provided with T type guide sleeve 9 in said outer tube 3 upper ends, said interlock sheet 6 upper ends are gone here and there guide sleeve 9 and interlock sheet 6 together through screw 10 and nut type fixed plate 80 and are locked; Be provided with slide blocks 20 in the lower end of interior pipe 1, and be fixedly connected with interlock sheet 6 through screw 90.At this, it is pipe via hole and that through hole on the slide blocks on 1 in passing through annular knurl pin 100 that slide blocks 20 is connected with interior pipe 1, is pressed into by force two parts are secured together.

As shown in Figure 1, in said, be respectively equipped with shock-absorbing cushion rubber 30,40 on pipe 1, the outer wall on intervalve 2 tops, stressed with the collision of intervalve and outer tube respectively to alleviate when shrinking fully, thus reach the damping purpose, and protect camera to be impacted and damage.

In the present embodiment, because it is single pin formula camera frame contraction pole,, be provided with foot pad 70 in the bottom of outer tube 3 so be provided with the supporting station 50 and camera screw 60 that is used for fixing camera in interior pipe 1 upper end.

The utility model can be used for supporting projection camera, photographic camera, camera head etc.

Being merely the utility model preferred embodiment in sum, is not the practical range that is used for limiting the utility model, and promptly all equivalences of doing according to the content of the utility model claim change and modify, and all should belong to the technological category of the utility model.

Claims

1. camera frame flexible rod; It is characterized in that: it comprises from the interior pipe (1) of interior socket successively outward, intervalve (2) and outer tube (3); Be provided with fixed base (4) in described intervalve (2) bottom, in said fixed base (4), be provided with the activity wheel (5) that rotates in the curve bath (41) in being present; Between said outer tube (3) inwall and intervalve (2) outer wall, be provided with interlock sheet (6); Said interlock sheet (6) one ends are fixedly connected on outer tube (3) inwall upper end, and its tail end was fixedly connected on interior pipe (1) bottom after interlock sheet (6) laid out along intervalve (2) outer wall and from the gap between activity wheel (5) the wheel end and fixed base (4) curve bath (41); Be provided with in said intervalve (2) upper end and be used for controlling flexible rod and reach and hope to use flexible height and fixing locking device (7).

2. camera frame flexible rod according to claim 1; It is characterized in that: described locking device (7) include connecting sleeve (71), lower end that the lower end is fixed on the band outside thread (711) on the intervalve (2) be threaded in the outer lock sleeve (72) of connecting sleeve (71) and be fixed on connecting sleeve (71) with lock sleeve (72) on breach type clamp ring (73) in the inwall, a pair of upper and lower angled end-face through separately contacts respectively between the upper and lower end outer wall and the lock sleeve (72) of said clamp ring (73), connecting sleeve (71) inwall; Described two pairs of upper and lower angled end-faces in obtuse angle.

3. camera frame flexible rod according to claim 1 and 2; It is characterized in that: be provided with T type guide sleeve (9) in said outer tube (3) upper end, said interlock sheet (6) upper end is gone here and there guide sleeve (9) and the sheet (6) that links together through screw (10) and nut type fixed plate (80) and is locked; Be provided with slide blocks (20) in the lower end of interior pipe (1), and be fixedly connected with interlock sheet (6) through screw (90).

4. camera frame flexible rod according to claim 3 is characterized in that: in said, be respectively equipped with shock-absorbing cushion rubber (30,40) on the outer wall on pipe (1), intervalve (2) top.