Disclosure of Invention
The invention mainly aims to provide a photographic fixing clamp, which aims to solve the problem that the photographic fixing clamp is inconvenient to store and carry.
In order to achieve the above object, the present invention provides a photographic fixing clip, comprising:
a cross beam;
the two clamping arms are detachably arranged on the cross beam, the two clamping arms are distributed along the length direction of the cross beam, a clamping space is formed between the two clamping arms, and at least one clamping arm is arranged in a sliding manner along the length direction of the cross beam;
the clamping arm which is arranged in a sliding manner with the cross beam is provided with a limiting assembly, and the limiting assembly adjusts the clamping arm to switch between a fixed state and an active state relative to the cross beam.
Preferably, both the clamping arms are slidably arranged along the length direction of the cross beam.
Preferably, a first sliding structure is arranged on the cross beam, a second sliding structure is arranged at the top end of the clamping arm, and the first sliding structure is in sliding fit with the second sliding structure.
Preferably, the arm lock includes the main arm, first sliding structure is followed the length direction of crossbeam sets up the slide rail, second sliding structure is for locating spout on the top terminal surface of main arm, the both sides of slide rail are equipped with the flange, the spout cup joints on the slide rail, just the notch both sides of spout hang respectively on the flange of slide rail both sides.
Preferably, a mounting groove is formed in the bottom surface of the sliding groove, and the limiting assembly comprises a supporting block arranged in the mounting groove and an adjusting assembly used for adjusting the supporting block to lift in the mounting groove.
Preferably, a mounting hole is formed in the bottom surface of the mounting groove, a strip-shaped groove arranged along the length direction of the mounting hole is formed in the outer wall of the main arm, and the strip-shaped groove is communicated with the mounting hole; the adjusting assembly comprises a connecting column, a first elastic piece and a first adjusting rod, wherein the first elastic piece and the connecting column are sequentially arranged in the mounting hole, one end of the connecting column is abutted against the first elastic piece, and the other end of the connecting column is connected with the abutting block; one end of the first adjusting rod penetrates through the strip-shaped groove and is connected with the connecting column, and the other end of the first adjusting rod is located outside the strip-shaped groove.
Preferably, the bottom surface of the sliding rail is a first rack surface in which racks are uniformly distributed along the length direction of the cross beam, and the top surface of the supporting block is a second rack surface meshed with the first rack surface.
Preferably, the clamping arm further comprises a side clamping head, the side clamping head is arranged on one side of the main arm, which faces the clamping space, and the side clamping head is rotatably connected with the main arm through a damping assembly.
Preferably, the side chuck is provided with a shaft passing through hole parallel to the sliding rail, the inner wall of the shaft passing through hole is provided with a step, the damping assembly comprises a shaft lever, a second elastic piece and a damping gasket, a limiting convex edge is arranged on the peripheral wall of the first end of the shaft lever, the second end of the shaft lever penetrates through the shaft passing through hole and is connected with the main arm, the damping gasket and the second elastic piece are sleeved on the shaft lever, the damping gasket is located between the limiting convex edge and the step, the second elastic piece is located between the step and the main arm, and the second elastic piece abuts against the step.
Preferably, a mounting tube is disposed on a side of the main arm of at least one of the clamping arms facing away from the clamping space, a second adjusting rod 24 parallel to the sliding rail is screwed into the mounting tube, a first end of the second adjusting rod 24 penetrates through the main arm, the side clamping head is rotatably connected to a first end of the second adjusting rod 24, and a second end of the second adjusting rod 24 is connected with a first twisting arm.
Preferably, the clamping device further comprises a supporting arm which is arranged on the cross beam in a sliding manner, and the supporting arm is correspondingly positioned above the clamping space.
Preferably, the support arm includes slide, lifting slide and pushes down the chuck, slide detachably slip cap is in on the crossbeam, be equipped with on the slide and be located crossbeam one side and bottom open-ended sleeve, the sleeve adaptation is in on the lifting slide, be equipped with in the lifting slide with the third regulation pole of lifting slide spiro union, the top of third regulation pole is run through telescopic top, the top of third regulation pole is connected with the second hank hand, it connects to push down the chuck the bottom of lifting slide.
Preferably, the pressing chuck is rotatably connected with the lifting slide block through a damping assembly.
Preferably, the device further comprises a chute adapter connected to the cross beam, and a heightening rod or a cradle head is arranged on one side of the chute adapter, which faces away from the clamping arm.
The invention also provides photographic equipment comprising the photographic fixing clamp.
According to the technical scheme of the photographic fixing clamp, the two clamp arms are detachably arranged on the cross beam, and can be detached from the cross beam when being stored and carried, so that the photographic fixing clamp is detached into a plurality of independent parts for being stored and carried.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below are exemplary and intended to illustrate the present invention and should not be construed as limiting the invention, and all other embodiments, based on the embodiments of the present invention, which may be obtained by persons of ordinary skill in the art without inventive effort, are within the scope of the present invention.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear are used in the embodiments of the present invention) are merely for explaining the relative positional relationship, movement conditions, and the like between the components in a certain specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are changed accordingly.
It will also be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
The invention provides a photographic fixing clamp which is applied to various photographic devices.
Referring to fig. 1, in the present embodiment, the photographic fixing clip includes a beam 10 and two clip arms 20, wherein the two clip arms 20 are detachably disposed on the beam 10, the two clip arms 20 are distributed along the length direction of the beam 10, a clip space is formed between the two clip arms 20, and at least one clip arm 20 is slidably disposed along the length direction of the beam 10; the clamping arm 20 slidably disposed with the cross beam 10 is provided with a limiting assembly (not shown in the figure), and the limiting assembly is used for adjusting the clamping arm 20 to switch between a fixed state and an active state relative to the cross beam 10.
In use, the photographic fixing clamp of the embodiment clamps the clamped object through the following operation processes: the clamped object is clamped into the clamping space, the clamping arms 20 which are arranged in a sliding mode are switched to an active state through the limiting assembly, one or two clamping arms 20 are arranged in an adjusting sliding mode, so that the two clamping arms 20 are close to clamp the clamped object, and then the clamping arms 20 which are arranged in the sliding mode are switched to a fixed state through the limiting assembly, so that the two clamping arms 20 keep clamping the clamped object. The photographic fixing clamp of the embodiment has the following operation procedures that the photographic fixing clamp is taken down from a clamped object: the slidably disposed clamp arms 20 are switched to the active state by the limiting assembly being adjusted such that the slidably disposed clamp arms 20 move the two clamp arms 20 away from each other to release the clamped object.
The photographic fixing clamp of this embodiment adopts two arm lock 20 detachably to set up on crossbeam 10, when accomodating and carry, can dismantle two arm lock 20 from crossbeam 10, makes photographic fixing clamp tear into a plurality of solitary spare parts and accomodates and carry, compares in whole photographic fixing clamp accomodates and carries under assembled state, and occupation space reduces by a wide margin, and it is more convenient to carry.
Further, referring to fig. 1, in this embodiment, two clamping arms 20 are slidably disposed along the length direction of the cross beam 10, so that the position and the size of the clamping space of the photographic fixing clamp can be adjusted more flexibly.
Further, in this embodiment, the beam 10 is provided with a first sliding structure, and the top end of the arm 20 is provided with a second sliding structure, and the first sliding structure is slidably matched with the second sliding structure. The sliding connection of the cross beam 10 and the clamping arm 20 adopts a sliding fit mode of the first sliding structure and the second sliding structure.
Further, referring to fig. 1 to 3, the arm clamp 20 of the present embodiment includes a main arm 21, a first sliding structure is a sliding rail 11 disposed along a length direction of the beam 10, a second sliding structure is a sliding groove 211 disposed on a top end surface of the main arm 21, two sides of the sliding rail 11 are provided with flanges, the sliding groove 211 is sleeved on the sliding rail 11, and two sides of a notch of the sliding groove 211 are respectively hung on the flanges on two sides of the sliding rail 11. When the clamp arm 20 and the cross beam 10 of the embodiment are installed, the slide rail 11 is sleeved with the slide groove 211 at the top end of the main arm 21 from the end part of the slide rail 11, and the clamp arm is just required to be detached by sliding the slide groove 211 at the top end of the main arm 21 from the end part of the slide rail 11, so that the clamp arm is convenient to detach.
In this embodiment, the first sliding structure is taken as the sliding rail 11, and the second sliding structure is taken as the matched sliding slot 211. It should be noted that, in other embodiments, the first sliding structure may be a sliding slot, and the second sliding structure may be a sliding rail; alternatively, the first sliding structure and the second sliding structure may be other sliding fit structures.
Further, referring to fig. 2 and 3, in the present embodiment, a mounting groove 212 is formed on a bottom surface of the sliding groove 211, and the limiting assembly includes a supporting block 41 disposed in the mounting groove 212, and an adjusting assembly for adjusting the supporting block 41 to lift in the mounting groove 212. In this embodiment, the supporting block 41 is adjusted to lift in the mounting groove 212 by the adjusting component, and when the supporting block 41 rises to support against the bottom surface of the slide rail 11, the main arm 21 and the slide rail 11 are relatively fixed, and the clamp arm 20 is in a fixed state; when the holding block 41 is lowered so as not to contact the bottom surface of the slide rail 11, the main arm 21 and the slide rail 11 can slide relatively, and the clamp arm 20 is in a movable state.
Further, referring to fig. 2 and 3, in the present embodiment, a mounting hole (not numbered) is provided at the bottom surface of the mounting groove 212, a bar-shaped groove 213 provided along the length direction of the mounting hole is provided on the outer wall of the main arm 21, and the bar-shaped groove 213 communicates with the mounting hole; the adjusting assembly comprises a connecting column 42, a first elastic piece 43 and a first adjusting rod 44, wherein the first elastic piece 43 and the connecting column 42 are sequentially arranged in the mounting hole, one end of the connecting column 42 abuts against the first elastic piece 43, and the other end of the connecting column is connected with the abutting block 41; one end of the first adjusting rod 44 is inserted into the bar-shaped groove 213 and connected with the connecting post 42, and the other end is located outside the bar-shaped groove 213. One end of the first adjusting rod 44 may be fixed on the connecting post 42 by plugging and connecting, and the other end of the first adjusting rod 44 may be connected with a knob or an end cover, so as to facilitate the operation of the user. In this embodiment, the first elastic member 43 may be a spring, an elastic rubber block, or the like.
The lifting adjustment mode of the supporting block 41 is realized by the adjusting component in the embodiment: by pressing the other end of the first adjusting rod 44 downward (i.e., in a direction away from the cross beam 10), the first adjusting rod 44 pulls the connecting post 42 downward into the mounting hole, presses the first elastic member 43, and the holding block 41 descends in the mounting groove 212; by releasing the first adjustment lever 44, the first elastic member 43 rebounds upward, and the connection column 42 is lifted upward, and the holding block 41 is lifted up in the mounting groove 212.
Further, in the present embodiment, the bottom surface of the slide rail 11 adopts a first rack surface (not numbered) in which racks are uniformly distributed along the length direction of the cross beam 10, and the top surface of the abutment block 41 adopts a second rack surface 411 that is engaged with the first rack surface. By means of the engagement of the first rack surface and the second rack surface 411, the sliding limit of the sliding groove 211 and the sliding rail 11 is fixed, and the limit is more stable. And the distance between the two clamping arms 20 can be adjusted in a trace amount, the operation is simple and convenient, the adjustment gradient is small, and the locking and fixing can be easily realized.
Of course, in other embodiments, the first rack face and the second rack face 411 may be replaced with other similar ways, such as a bump face and a concave hole face.
Further, referring to fig. 2 and 3, in the present embodiment, the clamping arm 20 further includes a side chuck 22, the side chuck 22 is disposed on a side of the main arm 21 facing the clamping space, and the side chuck 22 is rotatably connected to the main arm 21 through a damping assembly, so that the side chuck 22 can rotate 360 ° relative to the clamping arm 20. In use, the side clamps 22 can be rotated and adjusted according to the characteristics of the clamped objects so as to better clamp the clamped objects. And due to the damping action of the damping component, the side clamping head 22 can keep the current state without the action of external force of a user, and can not automatically rotate.
Further, referring to fig. 2 and 3, the side clamping head 22 is provided with a through shaft hole 221 parallel to the sliding rail 11, a step (not shown in the drawing) is arranged on an inner wall of the through shaft hole 221, the damping component comprises a shaft lever 231, a second elastic member 2 and a damping gasket 232, a limiting convex edge 2311 is arranged on an outer peripheral wall of a first end of the shaft lever 231, a second end of the shaft lever 231 passes through the through shaft hole 221 and is connected with the main arm 21, the damping gasket 232 and the second elastic member 2 are sleeved on the shaft lever 231, the damping gasket 232 is located between the limiting convex edge 2311 and the step, the second elastic member 2 is located between the step and the main arm 21, and the second elastic member 2 abuts against the step. In this embodiment, the side chuck 22 rotates relative to the main arm 21 with the shaft 231 as an axis; the shaft 231 generates a damping force to the rotation of the side chuck 22 through the damping washer 232 clamped between the limit flange 2311 and the step, so that the side chuck 22 can be maintained in a rotated state after the rotation. The damping force provided by the damping pad 232 is determined by the elastic force of the second elastic member 2, and the larger the elastic force of the second elastic member 2 against the step is, the larger the damping force is. In this embodiment, the second elastic member 2 may be a spring or an elastic rubber sleeve. The shaft lever 231 and the main arm 21 may be rotatably connected or fixedly connected; for example, the shaft 231 may be rotatably connected to the main arm 21 by inserting the shaft 231 into a shaft hole formed in the main arm 21, providing an annular groove on an outer wall of one end of the main arm 21, and providing a set screw of the vertical shaft 231 on the main arm 21 to be locked into the annular groove.
Further, referring to fig. 3, in the present embodiment, a main arm 21 of a clamping arm 20 is provided with a mounting tube 23 on a side facing away from the clamping space, a second adjusting rod 24 parallel to the sliding rail 11 is screwed into the mounting tube 23, a first end of the second adjusting rod 24 penetrates the main arm 21, a side clamping head 22 is rotatably connected to a first end of the second adjusting rod 24, and a second end of the second adjusting rod 24 is connected to a first twisting arm 25. The second adjusting rod 24 is in threaded connection with the mounting tube 23 in the following manner: one end of the mounting pipe 23, which is close to the first twisting handle 25, is sleeved with a nut 26 fixed with the mounting pipe, and a threaded section of the second adjusting rod 24 is in threaded connection with the nut 26. In the present embodiment, only the mounting tube 23 is provided on one arm 20, and the mounting tube 23 is not provided on the other arm 20, however, in other embodiments, the mounting tube 23 may be provided on both arms 20.
In this embodiment, the first twisting arm 25 is rotated to rotate the second adjusting rod 24, so that the second adjusting rod 24 is screwed into or out of the mounting tube 23, and the second adjusting rod 24 pushes the side clamping head 22 away from the main arm 21 or pulls the side clamping head 22 close to the main arm 21. In use, the side clamps 22 on the two clamping arms 20 are abutted against the clamped object (plane or cylindrical surface or other shape structure) by adjusting the positions of the two clamping arms 20, and then the side clamps 22 are pushed to extend out to clamp the clamped object by screwing the first twisting hands 25 on the clamping arms 20.
Further, referring to fig. 1, the photographic fixing clip of the present embodiment further includes a support arm 30 slidably disposed on the cross beam 10, and the support arm 30 is correspondingly disposed above the clamping space. When the clamping device is used, after the two side chucks 22 clamp a clamped object, the supporting arm 30 is moved to adjust the clamping device to the middle position of the two clamping arms 20, so that the supporting arm 30 is pressed on the clamped object, and the third point is used for supporting, further limiting and fixing the clamped object, and the fixing effect is more stable and reliable.
In this embodiment, referring to fig. 1 and 4 in combination, the supporting arm 30 includes a sliding seat 31, a lifting slider 32 and a pressing chuck 33, the sliding seat 31 is detachably sleeved on the beam 10 in a sliding manner, a sleeve 311 with an opening at the bottom end is arranged on one side of the beam 10 on the sliding seat 31, the sleeve 311 is adapted to be arranged on the lifting slider 32, a third adjusting rod 35 screwed with the lifting slider 32 is arranged in the lifting slider 32, the top end of the third adjusting rod 35 penetrates through the top end of the sleeve 311, the top end of the third adjusting rod 35 is connected with a second twisting arm 34, and the pressing chuck 33 is connected to the bottom end of the lifting slider 32. By rotating the second twisting arm 34, the third adjusting rod 35 drives the lifting slide block 32 to descend in the sleeve 311, so that the pressing chuck 33 presses the clamped object; by rotating the second wringer 34, the third adjusting lever 35 is caused to drive the lifting slider 32 to rise in the sleeve 311 to release the clamped object.
Further, the pressing chuck 33 is rotatably connected with the lifting slider 32 through a damping assembly. The pressing chuck 33 is rotatably connected with the lifting slide block 32, and the pressing chuck 33 can rotate 360 degrees relative to the lifting slide block 32. When in use, the state of the pressing chuck 33 can be rotationally adjusted according to the characteristics of the clamped object so as to better press the clamped object. And the pressing chuck 33 can maintain the current state without the action of external force of a user due to the damping action of the damping component, and can not automatically rotate. The specific structure of the damping assembly of the pressing chuck 33 may refer to the structure of the damping assembly in the side chuck 22, and will not be described herein.
Further, the photographic fixing clamp of the present embodiment further includes a sliding slot 211 adaptor 50 connected to the beam 10, and a height increasing rod 60 is mounted on a side of the sliding slot 211 adaptor 50 facing away from the clamping arm 20, although in other embodiments, the height increasing rod 60 may be replaced by a cradle head or other camera fixing fittings. In use, the camera is mounted on the booster lever 60 or pan-tilt. Among them, the chute 211 adaptor 50 may employ 1885 chute 211 adaptor.
In addition, the beam 10 is reserved with 1/4 and 3/8 threaded holes, so that other photographic auxiliary parts or square falling safety ropes and the like can be expanded and installed.
The photographic fixing clamp disclosed by the invention has the following use process: when the photographic fixing clamp is used, firstly, the sliding seat 31 of the supporting arm 30 is sleeved on the cross beam 10, the first adjusting rod 44 is pulled down by fingers, the sliding grooves 211 of the two clamping arms 20 are sleeved on the sliding rail 11 of the cross beam 10 respectively, the supporting block 41 is jacked up under the acting force of the first elastic piece 43 after the first adjusting rod 44 is loosened, and the first rack surface and the second rack surface 411 are meshed and locked, so that the photographic fixing clamp is assembled.
When in use, the two side chucks 22 are adjusted according to the characteristics of a clamped object, the positions of the two clamping arms 20 are adjusted to enable the side chucks 22 of the two clamping arms 20 to be abutted against the clamped object, then the first wringer 25 on one clamping arm 20 is screwed to push the side chucks 22 of the clamping arm 20 to clamp the clamped object, then the support arm 30 is moved to adjust the middle position of the two clamping arms 20, the second wringer 34 on the support arm 30 is screwed by hands to push the pressing chucks 33 to press on the clamped object, and a third point support is formed, so that perfect fixation is realized.
The photographic fixing clamp can be assembled, fixed and disassembled by one hand, and is very convenient and quick. And, the mode of three-point support, the centre gripping stability is better. The two side chucks 22 and the pressing chuck 33 can be rotated and adjusted by 360 degrees, so that the application range is wider, and the plane, the cylindrical surface, the irregular surface and the like can be clamped.
It should be noted that, in the present invention, when only one clip arm 20 is slidably disposed along the length direction of the beam 10 and another clip arm 20 is detachably fixed on the beam 10, the clip arm 20 that is fixedly disposed may have the same structure as the clip arm 20 that is slidably disposed except for the portion that is not provided with the limiting component.
The invention also provides a photographing device, which comprises a photographing fixing clamp, wherein the specific structure of the photographing fixing clamp refers to the embodiment, and as the photographing device adopts all the technical schemes of all the embodiments, the photographing device at least has all the beneficial effects brought by the technical schemes of the embodiments, and the detailed description is omitted.
The above description of the preferred embodiments of the present invention should not be taken as limiting the scope of the invention, but rather should be understood to cover all modifications, variations and adaptations of the present invention using its general principles and the following detailed description and the accompanying drawings, or the direct/indirect application of the present invention to other relevant arts and technologies.