CN117307926A - Tripod head support and photographing tripod head - Google Patents

Abstract

The invention discloses a tripod head support leg, which comprises: the device comprises a mounting frame, a first supporting leg, a second supporting leg and a locking structure, wherein the first supporting leg is movably connected with the mounting frame, and the second supporting leg is movably connected with the first supporting leg; the latch structure includes the operation end, the mounting bracket first stabilizer blade with the second stabilizer blade all with latch structure connects, the operation end can be right when being started the mounting bracket first stabilizer blade with the second stabilizer blade carries out relative fixation in the lump. After the support legs stretch, the length of the stretched support legs can be fixed through the lock catch structure. After the operation end is started, the installation frame, the first support leg and the second support leg can be fixed at one time without fixing again, so that the operation amount required by fixing the support legs can be effectively saved, the time and labor saving effect can be achieved through simple operation, and convenience is provided for a user.

Description

PTZ legs and photography PTZ

Technical field

The invention relates to the field of photography, and in particular to a platform support foot and a photography platform.

Background technique

As we all know, in the process of using cameras, video recorders and other equipment for shooting operations, it is often necessary to use tripods and other pan-tilt products to support the photography equipment. Since photography operations often require photography at different heights, current gimbal products usually add telescopic functions to the connected legs to facilitate adjusting the height of the photography equipment. However, after the legs are extended and retracted in multiple sections, each telescopic section of each leg needs to be repeatedly fixed to ensure that the retracted legs have stable support capabilities. Such repeated operations are undoubtedly cumbersome, time-consuming and labor-intensive.

Contents of the invention

The present invention aims to solve at least one of the technical problems existing in the prior art. To this end, the present invention proposes a pan-tilt support foot that can be easily fixed.

The present invention also provides a photography platform with the above-mentioned platform legs.

A pan-tilt foot according to the first embodiment of the present invention includes: a mounting frame, a first leg, a second leg and a lock structure, the mounting frame is provided with a connecting end; the first leg is movably connected to the mounting frame , the first leg can move relative to the mounting bracket and be close to or away from the connecting end; the second leg is movably connected to the first leg, and the second leg can move relative to the first leg and Close to or away from the connecting end; the lock structure includes an operating end, the mounting bracket, the first leg and the second leg are all connected to the lock structure, and when activated, the operating end can The mounting bracket, the first leg and the second leg are relatively fixed together or the relative fixing between the mounting bracket, the first leg and the second leg is released.

The platform legs according to the embodiments of the present invention at least have the following beneficial effects: when the first leg moves relative to the mounting frame, the overall telescopic effect can be achieved; and when the second leg moves relative to the first leg, the overall telescopic effect can be achieved. The secondary expansion effect. Through the relative movement between the mounting frame, the first leg and the second leg, the overall telescopic effect can be achieved multiple times, so the purpose of extending or shortening the leg can be effectively achieved.

After the legs are extended and retracted, the length of the extended legs can be fixed through the locking structure. After starting the operating end, the mounting bracket, the first leg and the second leg can be fixed at once without having to perform the fixing action again. Therefore, the amount of operations required to fix the legs can be effectively saved, thereby enabling Simple operation saves time and effort, and provides convenience to users.

According to some embodiments of the present invention, the lock structure includes a lock seat slidably installed on the mounting frame, the operating end is movably connected to the lock seat, and the first leg is installed on the lock seat. The lock seat is provided with a splint, and the operating end is connected to the splint and can drive the splint to clamp the mounting frame.

According to some embodiments of the present invention, the operating end is provided with a cam portion, the cam portion is connected to a connecting rod, and an end of the connecting rod away from the cam portion is connected to the clamping plate; the cam portion is hinged to the The lock seat can drive the connecting rod to move when rotating.

According to some embodiments of the present invention, the connecting rod is connected to a first pin, the lock seat is provided with a strip hole, the first pin is inserted into the strip hole, and the strip The length direction of the shaped hole is arranged in a direction close to or away from the first leg.

According to some embodiments of the present invention, the connecting rod is connected to a connecting block, and a connecting screw is provided in the first leg. The connecting rod is connected to the connecting screw through the connecting block and can drive its displacement; An end of the connecting screw rod away from the connecting block is provided with a tightening structure, and the tightening structure is used to tighten and fix the first leg and the second leg relative to each other.

According to some embodiments of the present invention, the tightening structure includes a mounting base, a first wedge block and a second wedge block, the first foot, the second foot, the first wedge block and the second wedge block. The wedge blocks are all installed in the mounting base; the connecting screw is connected to the first wedge block, and the second wedge block is located between the first wedge block and the second leg; the connecting screw During movement, a pressing force can be exerted on the second leg by the inclined surfaces of the first wedge block and the second wedge block.

According to some embodiments of the present invention, connecting nuts and return springs are respectively provided on both sides of the first wedge block. The connecting screw passes through the first wedge block and is connected to the connecting nut. The return spring It is used to push the first wedge block to move away from the second wedge block.

According to some embodiments of the present invention, the connecting rod moves in the front-rear direction and drives the splint to move, the connecting block is provided with a guide slope gradually tilting upward along the front-rear direction, and the connecting rod is connected to a second column. pin, the second pillar pin abuts the guide slope.

According to some embodiments of the present invention, there are two first legs and they are respectively located on both sides of the second leg. Both first legs are equipped with the connecting screw and the tightening structure.

The photography platform according to the second embodiment of the present invention includes the platform legs according to the above-mentioned embodiment of the first aspect of the present invention.

The photography platform according to the embodiment of the present invention has at least the following beneficial effects: when the first leg moves relative to the mounting frame, the overall telescopic effect can be achieved; and when the second leg moves relative to the first leg, the overall telescopic effect can be achieved. The secondary expansion effect. Through the relative movement between the mounting frame, the first leg and the second leg, the overall telescopic effect can be achieved multiple times, so the purpose of extending or shortening the leg can be effectively achieved.

After the legs are extended and retracted, the length of the extended legs can be fixed through the locking structure. After starting the operating end, the mounting bracket, the first leg and the second leg can be fixed at once without having to perform the fixing action again. Therefore, the amount of operations required to fix the legs can be effectively saved, thereby enabling Simple operation saves time and effort, and provides convenience to users.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Description of the drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily understood from the description of the embodiments taken in conjunction with the following drawings, in which:

Figure 1 is a schematic diagram of a pan/tilt support leg according to an embodiment of the present invention;

Figure 2 is a schematic diagram of the extended state of the gimbal legs shown in Figure 1;

Figure 3 is an exploded schematic diagram of the lock structure of the gimbal leg shown in Figure 1;

Figure 4 is a schematic diagram of the connection blocks of the pan/tilt legs shown in Figure 1;

Figure 5 is a schematic cross-sectional view of the lock seat of the gimbal leg shown in Figure 1;

Figure 6 is a schematic diagram of the tightening structure of the gimbal legs shown in Figure 1;

Figure 7 is a schematic diagram of a photography head according to an embodiment of the present invention;

Reference signs: first leg 100; connecting screw 150; second leg 200; lock seat 400; strip hole 450; lock structure 500; operating end 510; cam portion 515; connecting rod 520; first pin 521 ;Second pin 522;Connecting block 540;Guide slope 545;Clamping plate 550;Clamping turnbuckle 560;Tightening structure 600;Mounting seat 610;Return spring 620;First wedge block 630;Second wedge block 640;Connection Nut 650; foot pad 700; mounting bracket 800; connecting end 850; gimbal body 900;

Detailed ways

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present invention and cannot be understood as limiting the present invention.

In the description of the present invention, it should be understood that orientation descriptions, such as up, down, front, back, left, right, etc., are based on the orientation or position relationships shown in the drawings and are only In order to facilitate the description of the present invention and simplify the description, it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as a limitation of the present invention.

In the description of the present invention, several means one or more, plural means two or more, greater than, less than, more than, etc. are understood to exclude the original number, and above, below, within, etc. are understood to include the original number. If there is a description of first and second, it is only for the purpose of distinguishing technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the order of indicated technical features. relation.

In the description of the present invention, unless otherwise explicitly limited, words such as setting, installation, and connection should be understood in a broad sense. Those skilled in the art can reasonably determine the specific meaning of the above words in the present invention in combination with the specific content of the technical solution.

Referring to Figures 1 and 2, a pan-tilt leg includes: a mounting frame 800, a first leg 100, a second leg 200 and a lock structure 500. The mounting frame 800 is provided with a connecting end 850; the first leg 100 is movably connected to Mounting frame 800, the first leg 100 can move relative to the mounting frame 800 and be close to or away from the connecting end 850; the second leg 200 is movably connected to the first leg 100, and the second leg 200 can move relative to the first leg 100 and be close to or away from the connecting end 850. Far away from the connecting end 850; the lock structure 500 includes an operating end 510. The mounting frame 800, the first leg 100 and the second leg 200 are all connected to the lock structure 500. When activated, the operating end 510 can operate the mounting frame 800 and the first leg. 100 and the second leg 200 are relatively fixed together or the relative fixation between the mounting bracket 800, the first leg 100 and the second leg 200 is released. When the first leg 100 moves relative to the mounting frame 800, an overall primary telescopic effect can be achieved; and when the second leg 200 moves relative to the first leg 100, an overall secondary telescopic effect can be achieved. Through the relative movement between the mounting frame 800, the first leg 100 and the second leg 200, the overall multiple telescopic effects can be achieved, so the purpose of extending or shortening the legs can be effectively achieved. After the legs are extended and contracted, the length of the extended legs can be fixed through the locking structure 500 . After the operating end 510 is activated, the mounting frame 800, the first leg 100 and the second leg 200 can be fixed at once without having to perform the fixing action again, so the operations required for fixing the legs can be effectively saved. quantity, thus achieving the effect of saving time and effort through simple operation, and providing convenience to users.

Specifically, a foot pad 700 is installed at the end of the second leg 200 , so that the first leg 100 and the mounting bracket 800 can be stably supported by the foot pad 700 .

In some embodiments, referring to Figure 3, the lock structure 500 includes a lock seat 400 slidably installed on the mounting bracket 800, the operating end 510 is movably connected to the lock seat 400, and the first leg 100 is installed on the lock seat 400; The lock seat 400 is provided with a splint 550. The operating end 510 is connected to the splint 550 and can drive the splint 550 to clamp the mounting frame 800. The lock seat 400 can relatively connect the mounting bracket 800 and the first leg 100, and clamp the mounting bracket 800 and the first leg 100 relative to each other through the clamping plate 550. Therefore, after the operating end 510 is driven, the mounting bracket 800 and the first leg 100 can be relatively fixed directly and effectively through the splint 550, thereby achieving the effect of convenient use.

It is conceivable that the lock structure 500 can also be composed of other components. For example, the operating end 510 is directly connected to a latch, and the first leg 100 is inserted through the latch, thereby achieving a fixing effect between the first leg 100 and the mounting bracket 800 . . Therefore, the specific implementation of the lock structure 500 is not unique, but can be adjusted accordingly according to the actual situation, and is not limited here.

In some embodiments, referring to Figure 3, the operating end 510 is provided with a cam portion 515. The cam portion 515 is connected to a connecting rod 520. The end of the connecting rod 520 away from the cam portion 515 is connected to the splint 550; the cam portion 515 is hinged to the lock. The seat 400 can drive the connecting rod 520 to move when rotating. When the operating end 510 rotates, it will drive the cam portion 515 to rotate. Since the cam portion 515 has an eccentric portion, when it rotates, the position of the cam portion 515 will change with the lock seat 400 , thereby causing the connecting rod 520 to move relative to the lock seat 400 . The displacement effect of the connecting rod 520 relative to the lock seat 400 can drive the splint 550 to move relative to the lock seat 400, thereby directly and effectively clamping and fixing the first leg 100 to the lock seat 400 through the splint 550. The effect is achieved, and the relative fixation between the first leg 100 and the mounting bracket 800 is achieved through the lock seat 400.

Specifically, a clamping turnbuckle 560 is provided on the side of the clamping plate 550 away from the lock seat 400, and a buckling groove is provided on the clamping turnbuckle 560. The connecting rod 520 passes through the lock seat 400 and is connected to the clamping turnbuckle 560. The splint 550 is provided with a positioning screw for extending into the buckle groove. When the operating end 510 does not fix the first leg 100 and the second leg 200, the connecting rod 520 will connect the clamping knob 560 at a position away from the clamping plate 550, and make the buckle groove away from the positioning screw. When the operating end 510 locks the first leg 100 and the second leg 200, the clamping knob will approach and push the splint 550, so that the splint 550 clamps the first leg 100, and through the buckle groove and The cooperation of the positioning screw ensures that the clamping knob will not shake, thus improving the stability of the clamping action.

In some embodiments, referring to FIG. 3 , the connecting rod 520 is connected to a first pin 521 , the lock seat 400 is provided with a strip hole 450 , and the first pin 521 is inserted into the strip hole 450 . The length direction of the hole 450 is arranged in a direction approaching or away from the first leg 100 . The cooperative relationship between the first pin 521 and the strip hole 450 can not only guide and limit the displacement of the connecting rod 520, but also leave a gap position on the lock seat 400 to facilitate the displacement of the cam portion 515, thereby Ensure that the movement of the operating end 510 can proceed smoothly.

Specifically, the operating end 510 is a plate buckle, and the cam portion 515 is provided on the back of the plate buckle. Of course, the operating end 510 can also be in other shapes, such as a button shape. The specific implementation can be adjusted accordingly according to actual needs, and is not limited here.

In some embodiments, referring to Figure 5, the connecting rod 520 is connected to a connecting block 540, and a connecting screw 150 is provided in the first leg 100. The connecting rod 520 is connected to the connecting screw 150 through the connecting block 540 and can drive its displacement; connection A tightening structure 600 is provided at one end of the screw rod 150 away from the connecting block 540 . The tightening structure 600 is used to tighten and fix the first leg 100 and the second leg 200 relative to each other. When the connecting rod 520 moves, it can not only drive the splint 550 to move, but also drive the connecting screw 150 to move through the connecting block 540 . Therefore, the activation of the operating end 510 can drive the clamping plate 550 and the clamping structure 600 to operate together, thereby effectively achieving relative fixation between the mounting bracket 800 and the first leg 100, and between the first leg 100 and the second leg 200. effect, and achieve the purpose of fixing multiple parts in a single operation.

In some embodiments, referring to FIG. 6 , the tightening structure 600 includes a mounting base 610 , a first wedge block 630 and a second wedge block 640 , a first foot 100 , a second foot 200 , a first wedge block 630 and a second wedge block 640 . The wedge blocks 640 are installed in the mounting base 610; the connecting screw rod 150 is connected to the first wedge block 630, and the second wedge block 640 is located between the first wedge block 630 and the second leg 200; when the connecting screw rod 150 moves, it can pass through the first wedge block 640. The inclined surfaces of the wedge block 630 and the second wedge block 640 exert a pressing force on the second leg 200 . When the connecting screw 150 moves, it will drive the first wedge block 630 to move. The first wedge block 630 and the second wedge block 640 are both installed in the mounting base 610, so the relative position and relative distance between them are limited by the mounting base 610. When the first wedge block 630 moves, it will push the second wedge block 640 under the limitation of the mounting base 610, thereby driving the second wedge block 640 to move toward the second leg 200, and making the second wedge shape The block 640 can tightly fix the second leg 200 in the second mounting base 610 . Since the first leg 100 will be fixed to each other through the first wedge block 630 and the mounting base 610 after movement, the second leg 200 will also be pressed tightly into the mounting base 610 by the second wedge block 640. Therefore, the first leg 100 and the second The support legs 200 will be effectively relatively fixed through the mounting base 610, thereby achieving the purpose of fixing the entire support legs.

Specifically, the connecting screw 150 is located above the first wedge block 630 and drives the first wedge block 630 to slide up and down, and the second wedge block 640 is located on the left side of the first wedge block 630 .

In some embodiments, referring to FIG. 6 , connecting nuts 650 and return springs 620 are respectively provided on both sides of the first wedge block 630 . The connecting screw 150 passes through the first wedge block 630 and is connected to the connecting nut 650 . The return spring 620 It is used to push the first wedge block 630 to move away from the second wedge block 640 . The threaded connection between the connecting nut 650 and the connecting screw rod 150 allows the connecting screw rod 150 to exert a pulling force on the first wedge block 630 through the connecting nut 650, thereby effectively ensuring that the connecting screw rod 150 can smoothly drive the first wedge block 630 to move. After the connecting screw 150 removes its pulling force on the first wedge block 630, the return spring 620 can drive the first wedge block 630 to reset, thereby quickly and automatically canceling the tightening effect on the second leg 200, thereby facilitating the second leg 200. One leg 100 and the second leg 200 can smoothly perform telescopic movements again in the future.

In some embodiments, referring to Figure 4, the connecting rod 520 moves in the front-rear direction and drives the splint 550 to move. The connecting block 540 is provided with a guide slope 545 that gradually slopes upward along the front-rear direction. The connecting rod 520 is connected to a second column. The second pin 522 is in contact with the guide slope 545 . The guide bevel 545 allows the connecting rod 520 to drive the connecting block 540 to move forward and backward, and the connecting block 540 will also be displaced in the up and down direction under the inclined push of the guide bevel 545, so that the connecting block 540 can move in different dimensions. direction of movement. When the connecting rod 520 moves, it will simultaneously perform fixing actions between the first leg 100 and the second leg 100 in different dimensions. Different dimensions can not only avoid the problem of oversize caused by excessive movement requirements in a single dimension, but also avoid confusion and overlap between the two movements. Therefore, the first leg 100 and the second leg 200 will be able to effectively The effect of simultaneous fixation can be obtained, and the purpose of saving time, effort and convenient operation can be effectively achieved.

In some embodiments, referring to FIG. 5 , there are two first legs 100 and they are respectively located on both sides of the second leg 200 . Both first legs 100 are equipped with connecting screws 150 and tightening structures 600 . The two first legs 100 can effectively support and connect the second leg 200 from both sides, and cooperate with the connecting screw 150 and the tightening structure 600 to achieve the fixation between the first leg 100 and the second leg 200 The effect is thus ensured that the second support leg 200 can perform supporting operations stably.

It is conceivable that the first leg 100 can also be one, three, four or other numbers. Either the connecting screw 150 and the tightening structure 600 can be installed in each first leg 100, or the connecting screw 150 and the tightening structure 600 can be installed in only some of the first legs 100. The specific implementation can be based on the actual situation. Corresponding adjustments need to be made, and there are no restrictions here.

Referring to FIG. 7 , a second aspect of the present invention provides an embodiment of a photography platform, including the above platform legs. When the first leg 100 moves relative to the mounting frame 800, an overall primary telescopic effect can be achieved; and when the second leg 200 moves relative to the first leg 100, an overall secondary telescopic effect can be achieved. Through the relative movement between the mounting frame 800, the first leg 100 and the second leg 200, the overall multiple telescopic effects can be achieved, so the purpose of extending or shortening the legs can be effectively achieved. After the legs are extended and contracted, the length of the extended legs can be fixed through the locking structure 500 . After the operating end 510 is activated, the mounting frame 800, the first leg 100 and the second leg 200 can be fixed at once without having to perform the fixing action again, so the operations required for fixing the legs can be effectively saved. quantity, thus achieving the effect of saving time and effort through simple operation, and providing convenience to users.

Specifically, the photography pan/tilt also includes a pan/tilt body 900, and the pan/tilt body 900 is connected to three pan/tilt legs. Of course, the number of gimbal legs is not unique, and the specific implementation method can be adjusted accordingly according to actual needs, and is not limited here.

The technical features of the above-described embodiments can be combined in any way. To simplify the description, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, All should be considered to be within the scope of this manual.

The embodiments of the present invention have been described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Within the scope of knowledge possessed by those of ordinary skill in the technical field, various modifications can be made without departing from the purpose of the present invention. kind of change.

Claims (10)

1. A tripod head support, comprising:

the device comprises a mounting frame (800), wherein the mounting frame (800) is provided with a connecting end (850);

the first support leg (100) is movably connected with the mounting frame (800), and the first support leg (100) can move relative to the mounting frame (800) and approach or separate from the connecting end (850);

the second support leg (200) is movably connected with the first support leg (100), and the second support leg (200) can move relative to the first support leg (100) and is close to or far away from the connecting end (850);

the utility model provides a hasp structure (500), includes operating end (510), mounting bracket (800) first stabilizer blade (100) with second stabilizer blade (200) all with hasp structure (500) are connected, operating end (510) can be right when being started mounting bracket (800) first stabilizer blade (100) with second stabilizer blade (200) are fixed or are released relatively in the lump mounting bracket (800) first stabilizer blade (100) with relative fixation between second stabilizer blade (200).

2. The tripod head support as claimed in claim 1, wherein:

the locking structure (500) comprises a locking seat (400) which is slidably mounted on the mounting frame (800), the operation end (510) is movably connected with the locking seat (400), and the first support leg (100) is mounted on the locking seat (400); the lock catch seat (400) is provided with a clamping plate (550), and the operation end (510) is connected with the clamping plate (550) and can drive the clamping plate (550) to clamp the mounting frame (800).

3. The tripod head support as claimed in claim 2, wherein:

the operating end (510) is provided with a cam part (515), the cam part (515) is connected with a connecting rod (520), and one end of the connecting rod (520) far away from the cam part (515) is connected with the clamping plate (550); the cam part (515) is hinged to the lock catch seat (400) and can drive the connecting rod (520) to displace when rotating.

4. A pan-tilt foot according to claim 3, wherein:

the connecting rod (520) is connected with a first pin (521), a strip-shaped hole (450) is formed in the lock catch base (400), the first pin (521) is inserted into the strip-shaped hole (450), and the length direction of the strip-shaped hole (450) is configured along the direction close to or far away from the first support leg (100).

5. A pan-tilt foot according to claim 3, wherein:

the connecting rod (520) is connected with a connecting block (540), a connecting screw (150) is arranged in the first support leg (100), and the connecting rod (520) is connected with the connecting screw (150) through the connecting block (540) and can drive the connecting screw to move; one end of the connecting screw rod (150) far away from the connecting block (540) is provided with a jacking structure (600), and the jacking structure (600) is used for jacking and fixing the first support leg (100) and the second support leg (200) relatively.

6. The tripod head support as claimed in claim 5, wherein:

the jacking structure (600) comprises a mounting seat (610), a first wedge block (630) and a second wedge block (640), wherein the first support leg (100), the second support leg (200), the first wedge block (630) and the second wedge block (640) are all mounted in the mounting seat (610);

the connecting screw (150) is connected with the first wedge block (630), and the second wedge block (640) is positioned between the first wedge block (630) and the second support leg (200); the connecting screw (150) can exert a jacking force on the second support leg (200) through inclined surface pushing of the first wedge block (630) and the second wedge block (640) when moving.

7. The tripod head support as claimed in claim 6, wherein:

the two sides of the first wedge block (630) are respectively provided with a connecting nut (650) and a reset spring (620), the connecting screw (150) penetrates through the first wedge block (630) and is connected with the connecting nut (650), and the reset spring (620) is used for pushing the first wedge block (630) to move in a direction away from the second wedge block (640).

8. The tripod head support as claimed in claim 5, wherein:

the connecting rod (520) moves along the front-back direction and drives the clamping plate (550) to move, a guide inclined surface (545) gradually inclining upwards along the front-back direction is arranged in the connecting block (540), the connecting rod (520) is connected with a second pin (522), and the second pin (522) is abutted to the guide inclined surface (545).

9. The tripod head support as claimed in claim 5, wherein:

the first support legs (100) are two and are respectively positioned at two sides of the second support leg (200), and the connecting screw (150) and the jacking structure (600) are mounted on the two first support legs (100).

10. A photographic head comprising a head foot as claimed in any one of claims 1 to 9.