CN217422847U - Photographic fixation clamp - Google Patents

Abstract

The utility model discloses a photographic fixation clamp, photographic fixation clamp includes crossbeam and two arm lock, detachably locate on the crossbeam, two arm lock all set up along the length direction slip of crossbeam, form the centre gripping space between two arm lock, the arm lock still includes main arm and side chuck, the side chuck locates one side of main arm towards the centre gripping space, one side chuck is connected with the main arm rotation through damping subassembly, the other side chuck is connected with the main arm rotation through the ball head subassembly; and the main arm is provided with a limiting component which adjusts the main arm to be switched between a fixed state and a movable state relative to the cross beam. The utility model discloses technical scheme adjusts the position of two main arms on the crossbeam through spacing subassembly, realizes that both sides chuck centre gripping is by the centre gripping thing on, and one side chuck centre gripping is by centre gripping thing one end, and the opposite side chuck rotates on the space around the bulb subassembly, comes the adaptation by the shape of centre gripping thing so that this side chuck supports of laminating more, adjusts in a flexible way, and convenient usefulness to improve the centre gripping effect.

Description

Photographic fixation clamp

Technical Field

The utility model relates to a photographic goods field, in particular to photographic fixation clamp.

Background

At present, photographic fixation clamp is the essential accessory in many photographic scenes of shooing, for example outdoor guardrail, fence, stone, indoor seat etc. when shooing, the camera is installed on photographic fixation clamp, and photographic fixation clamp presss from both sides tightly on being pressed from both sides the object. Current photographic fixation clamp has two arm lock, the arm lock still includes main arm and side chuck through two side chuck centre grippings on being pressed from both sides the object in the in-service use process, because the axis that the side chuck can only follow the axostylus axostyle is rotatory, to the unqualified quilt of shape pressed from both sides the object, unable adjustment space angle, it is little to lead to side chuck and the contact area of pressed from both sides the object, the relative crossbeam with being connected of main arm can take place deformation simultaneously, main arm and crossbeam contained angle can be greater than 90 gradually, lead to side chuck and the good laminating of can not realizing by the pressed from both sides the object, the centre gripping effect worsens.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a photographic fixation clamp aims at solving the technical problem that the side chuck can not realize good laminating with the quilt clamp when the loading clamping-force of in-service use.

In order to achieve the above object, the utility model provides a photographic fixation clamp, include:

a cross beam;

the clamping arms are detachably and approximately vertically arranged on the same side of the cross beam, the two clamping arms are arranged in a sliding mode along the length direction of the cross beam, a clamping space is formed between the two clamping arms, the clamping arms further comprise a main arm and a side chuck, the side chuck is arranged on one side, facing the clamping space, of the main arm, one side chuck is rotatably connected with the main arm through a damping assembly, and the other side chuck is rotatably connected with the main arm through a ball head assembly; and

the main arm is provided with a limiting component, and the limiting component adjusts the main arm to be switched between a fixed state and a movable state relative to the cross beam.

Preferably, the ball head assembly comprises a first adjusting rod arranged along the extending direction of the cross beam, a ball head is arranged at the first end of the first adjusting rod, a first twisting hand is connected to the second end of the first adjusting rod, the first adjusting rod penetrates through the main arm and is in threaded connection with the main arm, the ball head is rotatably connected with the side chuck, and the first twisting hand is located on one side, deviating from the clamping space, of the main arm.

Preferably, a ball groove is formed in the side chuck which rotates with the ball head, a convex ring is arranged around the notch of the ball groove, a first limit groove is correspondingly formed in the main arm, and the convex ring is rotatably accommodated in the first limit groove; and/or

The range of the central angle of the side chuck rotating with the ball head and rotating around the ball head is 0-90 degrees.

Preferably, a concave-convex limiting structure is arranged between the side chuck and the main arm through the rotary connection of the damping assembly and the main arm so as to limit the preset included angle of the side chuck relative to the main arm.

Preferably, a limiting portion is convexly arranged on one side surface, facing the side chuck, of the main arm connected with the side chuck through the damping assembly, the limiting portion comprises a circular table and four clamping portions which are circumferentially and uniformly distributed on the outer wall of the circular table, a second limiting groove matched with the limiting portion in shape is correspondingly arranged on the side chuck, and the second limiting groove and the limiting portion form the concave-convex limiting structure.

Preferably, the opposite ends of the side chuck are provided with clamping parts, the clamping parts are in damping rotation connection with the side chuck, each clamping part is provided with an adjacent inclined surface and a plane, the plane of each clamping part is back to the side chuck, the inclined surface of each clamping part faces the other side chuck, and the rotating angle range of each clamping part relative to the side chucks is 0-180 degrees.

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, the first sliding structure is in sliding fit with the second sliding structure, the first sliding structure is a sliding rail arranged along the length direction of the cross beam, the second sliding structure is a sliding groove arranged on the end surface of the top end of the main arm, flanges are arranged on two sides of the sliding rail, the sliding groove is sleeved on the sliding rail, and the two sides of the notch of the sliding chute are respectively hung on the flanges at the two sides of the sliding rail, the bottom surface of the sliding chute is provided with an installation groove, the limit component comprises a support block arranged in the installation groove, and the adjusting component is used for adjusting the abutting block to lift in the mounting groove, the bottom surface of the sliding rail is a first rack surface with racks uniformly distributed along the length direction of the cross beam, and the top surface of the abutting block is a second rack surface meshed with the first rack surface.

Preferably, the bottom surface of the mounting groove is provided with a mounting hole, the outer wall of the main arm is provided with a strip-shaped groove arranged along the length direction of the mounting hole, and the strip-shaped groove is communicated with the mounting hole; the adjusting assembly comprises a connecting column, a first elastic piece and a second adjusting rod, the first elastic piece and the connecting column are sequentially arranged in the mounting hole, one end of the connecting column tightly abuts against the first elastic piece, and the other end of the connecting column is connected with the abutting block; one end of the second adjusting rod penetrates through the strip-shaped groove and is connected with the connecting column, and the other end of the second adjusting rod is located outside the strip-shaped groove.

Preferably, a through-shaft through hole is formed in one side chuck and arranged in the extending direction of the slide rail, a step is arranged on the inner wall of the through-shaft through hole, the damping assembly comprises a shaft rod, a second elastic piece and a damping gasket, a limiting convex edge is arranged on the outer peripheral wall of the first end of the shaft rod, an annular groove is formed in the outer peripheral wall of the second end of the shaft rod and penetrates through the through-shaft through hole to be connected with the main arm, a limiting pin with one end inserted into the annular groove is further arranged on the main arm, the damping gasket and the second elastic piece are sleeved on the shaft rod, the damping gasket is located between the limiting convex edge and the step, and the second elastic piece abuts against the position between the step and the damping gasket.

Preferably, the photographic fixing clamp further comprises a supporting arm slidably disposed on the cross beam, the supporting arm is correspondingly located above the clamping space, the supporting arm comprises a chute connecting seat and a lifting pressing block which is approximately L-shaped, the chute connecting seat is detachably and slidably sleeved on the cross beam, a sleeve which is located on one side of the cross beam and is provided with an opening at the bottom end is arranged on the chute connecting seat, the sleeve is fittingly sleeved on the lifting pressing block, a third adjusting rod which is in threaded connection with the lifting pressing block is arranged in the lifting pressing block, the top end of the third adjusting rod penetrates through the top end of the sleeve, a second twisting handle is connected to the top end of the third adjusting rod, and the lifting pressing block slides upwards or downwards in the sleeve when the second twisting handle is rotated; and/or

The photographic fixing clamp further comprises a chute adaptor connected to the cross beam, and photographic accessories are installed on one side, back to the clamping arm, of the chute adaptor.

In the use of the photographic fixing clamp of the embodiment, the operation process of clamping the clamped object is as follows: let by being pressed from both sides the object card and go into the centre gripping space, main arm through spacing subassembly will slide the setting switches to the active state, it slides and sets up two main arms and makes two main arms be close to in order to press from both sides tightly by pressing from both sides the object to adjust, then adjust the main arm that slides the setting through spacing subassembly and switch to the stationary state, make two main arms keep pressing from both sides the state of pressing from both sides the object, one side chuck centre gripping is in by centre gripping thing one end, the opposite side chuck rotates around bulb subassembly and comes the adaptation by the shape of centre gripping thing, make this side chuck laminate the supporter more, realize side chuck and the good laminating of being pressed from both sides the object, thereby it is more stable to be held the thing centre gripping, avoid main arm and crossbeam to produce further deformation, damage equipment.

The operation process of taking down the photographic fixing clip from the clipped object of the embodiment is as follows: the main arms which are arranged in a sliding mode are adjusted through the limiting assembly to be switched to a movable state, and the two main arms are far away from each other to loosen a clamped object through adjustment of the main arms which are arranged in the sliding mode, so that the photographing fixing clamp is detached.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the fixing clip for photography according to the present invention;

figure 2 is an exploded view of one of the clamp arms of the embodiment of figure 1;

figure 3 is an exploded view of another clamp arm of the embodiment of figure 1;

figure 4 is an exploded view of another angle of the other clamp arm of the embodiment of figure 3;

FIG. 5 is a schematic view of the structure of the shaft and damping shim of the embodiment of FIG. 1;

FIG. 6 is an exploded view of the support arm of the embodiment of FIG. 1;

fig. 7 is an exploded view of one side collet in the embodiment of fig. 1.

The specification reference numbers indicate;

a cross beam 1; a slide rail 11;

a clamping arm 2; a main arm 21; a stopper 211; a chute 212; a strip groove 213; a side chuck 22; a ball groove 221; a convex ring 222; a second stopper groove 223; a through shaft bore 224; a clamping portion 23; a connecting rod 231; a holding block 24; a connecting post 25; a first elastic member 26; a second adjusting lever 27;

a first adjusting lever 31; a ball head 311; a first twisting hand 32; a first mounting tube 33;

the shaft rod 41; an annular recess 411; the second elastic member 42; a damping shim 43; a stopper pin 44;

a support arm 5; a chute connecting seat 51; a sleeve 511; a lifting press block 52; a third adjusting lever 53; a second wringer handle 54; a locking assembly 55; a second mounting tube 56;

a chute adaptor 61; a heightening rod 62;

a friction pad 7.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention, and all other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

It will also be understood that when an element is referred to as being "secured to" 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.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a photographic fixation clamp is applied to various photography equipment.

Referring to fig. 1 and 2, in this embodiment, the photographic fixing clip includes a cross beam 1 and two clamping arms 2, the two clamping arms 2 are detachably and substantially vertically disposed on the same side of the cross beam 1, the two clamping arms 2 are both slidably disposed along a length direction of the cross beam 1, a clamping space is formed between the two clamping arms 2, the clamping arms 2 further include a main arm 21 and a side chuck 22, the side chuck 22 is disposed on a side of the main arm 21 facing the clamping space, the side chuck 22 is rotatably connected to the main arm 21 through a damping assembly, and the other side chuck 22 is rotatably connected to the main arm 21 through a ball 311 assembly; and the main arm 21 is provided with a limiting component which adjusts the main arm 21 to switch between a fixed state and a movable state relative to the cross beam 1.

In the use of the photographic fixing clamp of the embodiment, the operation process of clamping the clamped object is as follows: let the clamping space of being pressed from both sides by the card of object, main arm 21 that will slide the setting through spacing subassembly switches to the active condition, adjust and slide and set up two main arms 21 and make two main arms 21 be close to in order to press from both sides by the clamping object, then adjust main arm 21 that slides the setting through spacing subassembly and switch to the stationary condition, make two main arms 21 keep pressing from both sides the state of pressing from both sides the object, one side chuck 22 centre gripping is in by the clamping object one end, this side chuck 22 can carry out 3 rotations for main arm 21, when using, can rotate according to the object characteristics of being pressed from both sides and adjust this side chuck 22 state, with better clamping by the object, and because the damping effect of damping subassembly, make side chuck 22 can keep current state under the outdoor force not using, can not automatic rotation. The other side chuck 22 rotates around the ball head 311 assembly to adapt to the shape of the clamped object, so that the side chuck 22 fits the support more, the clamped object is clamped more stably, and the main arm 21 and the beam 1 are prevented from further deforming and damaging equipment.

The operation process of taking down the photographic fixing clip from the clipped object of the embodiment is as follows: the main arms 21 arranged in a sliding mode are adjusted through the limiting assemblies to be switched to a movable state, and the two main arms 21 are separated by adjusting the main arms 21 arranged in the sliding mode to release clamped objects, so that the photographic fixing clamp is detached.

The photographic fixation clamp of this embodiment adopts two main arms 21 detachably to set up on crossbeam 1, when accomodating and carrying, can dismantle two main arms 21 from crossbeam 1 get off, makes the photographic fixation clamp tear open into a plurality of solitary spare parts and accomodates and carry, compares and accomodates under the equipment state in whole photographic fixation clamp and carry, and occupation space reduces by a wide margin, and it is more convenient to carry. In this embodiment, the two main arms 21 are slidably disposed along the length direction of the beam 1, so that the position and size of the clamping space of the photographic fixing clamp can be adjusted more flexibly. The two main arms 21 are approximately the same length, and the distance between the two side chucks 22 and the cross beam 1 is approximately the same.

Further, referring to fig. 2, in this embodiment, the ball 311 assembly includes a first adjusting rod 31 disposed along the extending direction of the cross beam 1, a first end of the first adjusting rod 31 has a ball 311, a second end of the first adjusting rod 31 is connected with a first twisting handle 32, the first adjusting rod 31 penetrates the main arm 21 and is screwed with the main arm 21, the ball 311 is rotatably connected with the side chuck 22, and the first twisting handle 32 is located on a side of the main arm 21 departing from the clamping space.

In this embodiment, the first adjusting lever 31 is rotated by rotating the first twisting handle 32 to rotate the first adjusting lever 31, so that the first adjusting lever 31 is rotated in or out relative to the main arm 21, and thus the first adjusting lever 31 pushes the side clamp 22 away from the main arm 21 or pulls the side clamp 22 close to the main arm 21, and the side clamp 22 rotates around the ball 311 to adapt to the shape of the object to be clamped. In use, the positions of the two main arms 21 are adjusted to enable the side clamping heads 22 on the two main arms 21 to abut against an object to be clamped (a plane or a cylindrical surface or other regular or irregular structures), and then the first twisting hand 32 of the main arms 21 is twisted to push the side clamping heads 22 to extend out to rotate so as to clamp the object to be clamped.

Wherein, a main arm 21 is equipped with first installation pipe 33 on the one side of back to the centre gripping space, and the spiro union has in the first installation pipe 33 and follows the first regulation pole 31 that 1 extending direction of crossbeam set up, and the mode of first regulation pole 31 and first installation pipe 33 spiro union is: one end of the first mounting pipe 33 close to the first twisting hand 32 is sleeved with a nut fixed with the first mounting pipe, and the thread section of the first adjusting rod 31 is in threaded connection with the nut. In the present embodiment, only one main arm 21 is provided with the first mounting pipe 33, and the other main arm 21 is not provided with the first mounting pipe 33, but in other embodiments, the first mounting pipes 33 may be provided on both main arms 21.

Further, in this embodiment, the ball groove 221 is formed in the side chuck 22 that rotates with the ball head 311, the notch of the ball groove 221 is surrounded by the protruding ring 222, the main arm 21 is correspondingly formed with the first limiting groove, the protruding ring 222 is rotatably accommodated in the first limiting groove, the inner wall of the protruding ring 222 matches with the shape of the ball head 311, and the inner wall of the ball groove 221 and the inner wall of the protruding ring 222 cover most of the surface of the ball head 311, so as to reduce the volume and weight of the side chuck 22.

Wherein, the bulge loop 222 is accommodated in the first spacing inslot with bulge loop 222 shape assorted when side chuck 22 one side butt main arm 21, and the center of bulge loop 222, first spacing groove all can be with the central axis collineation of first regulation pole 31, and the wholeness is strong, is convenient for adjust, and the centre gripping is stable, and first spacing inslot is circular.

Further, referring to fig. 3 and 4, in the present embodiment, a concave-convex limiting structure is provided between the side clamp 22 and the main arm 21 through the damping assembly rotatably connected to the main arm 21, so as to limit the preset included angle of the side clamp 22 relative to the main arm 21.

Wherein, the side chuck 22 that rotates through damping subassembly and main arm 21 and be connected can follow damping subassembly 3 rotatory, and this side chuck 22 has the deflection risk in the in-service use process, and side chuck 22 generally only need level and vertical two kinds of states to realize this side chuck 22 level and vertical position through unsmooth limit structure and switch and the function of location, solve the deflection problem.

Specifically, main arm 21 that is connected through damping subassembly and side chuck 22 is equipped with spacing portion 211 towards the protruding one side of side chuck 22, and spacing portion 211 includes circular platform and four circumference evenly distributed at the joint portion of circular platform outer wall, and side chuck 22 corresponds to be equipped with spacing portion 211 shape assorted second spacing groove 223, and second spacing groove 223 forms unsmooth limit structure with spacing portion 211.

Wherein, according to the shape and position characteristics of the object to be clamped, the rotary side chuck 22 rotates 90 degrees so that the side chucks 22 are horizontally or vertically distributed, and the clamping portion (not shown) cooperates with the inner wall of the second limiting groove 223 to prevent the side chuck 22 from rotating relative to the main arm 21.

Further, referring to fig. 2 and 3, in the present embodiment, a mounting hole (not numbered) is formed in a bottom surface of the mounting groove (not numbered), a strip-shaped groove 213 is formed in an outer wall of the main arm 21 and is disposed along a length direction of the mounting hole, and the strip-shaped groove 213 is communicated with the mounting hole; the adjusting component comprises a connecting column 25, a first elastic piece 26 and a second adjusting rod 27, the first elastic piece 26 and the connecting column 25 are sequentially arranged in the mounting hole, one end of the connecting column 25 abuts against the first elastic piece 26, and the other end of the connecting column 25 is connected with the abutting block 24; one end of the second adjusting rod 27 penetrates the strip-shaped groove 213 and is connected with the connecting column 25, and the other end of the second adjusting rod 27 is located outside the strip-shaped groove 213 so as to slide the second adjusting rod 27. One end of the second adjusting rod 27 can be fixed on the connecting column 25 for connection through insertion, and the other end of the second adjusting rod 27 can be connected with a knob or an end cover for convenient operation of a user. In this embodiment, the first elastic member 26 may be a spring, an elastic rubber block, or the like.

The adjusting component of this embodiment realizes the lifting adjustment of the abutting block 24 by: the other end of the second adjusting rod 27 is buckled downwards (i.e. towards the direction far away from the cross beam 1), so that the second adjusting rod 27 slides along the strip-shaped groove 213, the connecting column 25 is pulled downwards by the second adjusting rod 27 towards the inside of the mounting hole, the first elastic piece 26 is extruded, and the abutting block 24 descends in the mounting groove; by releasing the second adjusting rod 27, the first elastic member 26 rebounds upward to jack the connecting column 25 upward, and the abutting block 24 rises in the mounting groove to block the cross beam 1.

Specifically, referring to fig. 3 to 5, a through-shaft through hole 224 is formed in the side chuck 22 rotatably connected to the damping assembly and disposed along the extending direction of the slide rail, a step is disposed on an inner wall of the through-shaft through hole 224, the damping assembly includes a shaft rod 41, a second elastic member 42 and a damping washer 43, a limiting convex edge is disposed on an outer peripheral wall of a first end of the shaft rod 41, an annular groove 411 is disposed on an outer peripheral wall of a second end of the shaft rod 41 and penetrates through the through-shaft through hole 224 to be connected to the main arm 21, the main arm 21 is further provided with a limiting pin 44, one end of the limiting pin is inserted into the annular groove 411 to prevent the shaft rod 41 from moving relative to the main arm 21 during use, the damping washer 43 and the second elastic member 42 are sleeved on the shaft rod 41, the damping washer 43 is located between the limiting convex edge and the step, and the second elastic member 42 abuts against the step and the damping washer 43.

The second elastic element 42 may be a spring, when the side collet 22 is moved in a direction away from the main arm 21, the second elastic element 42 is compressed, the limiting portion 211 gradually disengages from the second limiting groove 223, and when the limiting portion 211 disengages from the second limiting groove 223, the rotary side collet 22 rotates about the shaft 41 by 90 degrees and is released, the second elastic element 42 pushes the side collet 22 to approach the main arm 21, the limiting portion 211 gradually extends into the second limiting groove 223, thereby realizing horizontal distribution or vertical distribution switching of the side collet 22, the shaft 41 may rotate relative to the main arm 21 to reduce friction, the side collet 22 connected by the damping component is limited between the limiting flange and the main arm 21, one end of the limiting pin 44 may slide along the annular groove 411, the limiting pin 44 is perpendicular to the shaft 41 to be clamped in the annular groove 411, and for better limiting, the number of the limiting pins 44 may be two.

In this embodiment, the rotation of the side chuck 22 is performed with respect to the main arm 21 by using the shaft 41 as an axis; the shaft 41 generates a damping force to the rotation of the side cartridge 22 by the damping washer 43 and the second elastic member 42 clamped between the limit flange and the step, so that the side cartridge 22 can be maintained in a rotated state after the rotation. The damping force provided by the damping shim 43 is determined by the elastic force of the second elastic member 42, and the larger the elastic force of the second elastic member 42 to the step, the larger the damping force.

Further, as shown in fig. 5 and 7, each of the opposite ends of the side cartridge 22 has a clamping portion 23, the clamping portion 23 is connected with the side cartridge 22 in a damped rotation manner, the clamping portion 23 has a flat surface, the flat surface of the clamping portion 23 is disposed opposite to the side cartridge 22, an inclined surface of one clamping portion 23 is disposed toward the other side cartridge 22, and the clamping portion 23 is rotated relative to the side cartridge 22 by an angle ranging from 0 ° to 180 °.

The plane of the clamping portion 23 is used for clamping an object to be clamped, and/or the inclined plane of the clamping portion 23 clamps the object to be clamped, the plane of the clamping portion 23 and the inclined plane can be directly connected, and can also be excessive through a connecting surface, and the connecting surface can be a plane, an inclined plane, an arc surface and the like. The angle of rotation of the clamping portion 23 to the side chuck 22 can be limited according to practical use, for example, the rotation angle range of the clamping portion 23 to the side chuck 22 is from ° to 1 °, the clamping portion 23 is rotatably connected to one end of the side chuck 22 through two circular spacers and a connecting rod 231, and the two circular spacers are respectively attached to two sides of the clamping portion 23.

Further, as shown in fig. 1 and fig. 2, a first sliding structure is arranged on the beam 1, a second sliding structure is arranged at the top end of the clamping arm 2, and the first sliding structure is in sliding fit with the second sliding structure. The sliding connection of the cross beam 1 and the clamping arm 2 adopts a mode of sliding fit of a first sliding structure and a second sliding structure, and is convenient to detach and adjust.

Further, the clamping arm 2 of this embodiment includes a main arm 21, the first sliding structure is a sliding rail 11 disposed along the length direction of the cross beam 1, the second sliding structure is a sliding groove 212 disposed on the end surface of the top end of the main arm 21, flanges are disposed on two sides of the sliding rail 11, the sliding groove 212 is sleeved on the sliding rail 11, and two sides of a notch of the sliding groove 212 are respectively hung on the flanges on two sides of the sliding rail 11. When the clamping arm 2 and the cross beam 1 are installed, the sliding groove 212 at the top end of the main arm 21 is sleeved into the sliding rail 11 from the end part of the sliding rail 11, and similarly, only the sliding groove 212 at the top end of the main arm 21 is required to be slid out from the end part of the sliding rail 11 during disassembly, so that the assembly and the disassembly are convenient.

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 chute 212. It should be noted that, in other embodiments, the first sliding structure may be the sliding groove 212, and the second sliding structure may be the sliding rail 11; alternatively, the first sliding structure and the second sliding structure may be other sliding fit structures, and the sliding rail 11 is parallel or substantially parallel to the through-shaft hole 224.

Further, referring to fig. 2 and fig. 3, in this embodiment, a mounting groove is disposed on the bottom surface of the sliding groove 212, and the limiting component includes a supporting block 24 disposed in the mounting groove, and an adjusting component for adjusting the supporting block 24 to lift in the mounting groove. In this embodiment, the abutting block 24 is adjusted to ascend and descend in the mounting groove by the adjusting component, when the abutting block 24 ascends to abut against the bottom surface of the slide rail 11, the main arm 21 and the slide rail 11 are relatively fixed, and the clamping arm 2 is in a fixed state; when the abutting block 24 descends to not abut against the bottom surface of the slide rail 11, the main arm 21 and the slide rail 11 can slide relatively, and the clamping arm 2 is in a movable state.

Further, in this 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 1, and the top surface of the abutting block 24 adopts a second rack surface meshed with the first rack surface. Through the mode of first rack face and second rack face meshing, it is spacing fixed to the slip of spout 212 and slide rail 11, and is spacing more stable. And can be more trace adjust the interval between two arm lock 2, easy operation is convenient, and it is little to adjust the gradient, and can easily realize locking fixedly.

Of course, in other embodiments, the first rack face and the second rack face may be replaced by other similar ways, such as convex point faces and concave hole faces.

Further, referring to fig. 6, the photographic fixing clip of the present embodiment further includes a supporting arm 5 slidably disposed on the cross beam 1, and the supporting arm 5 is correspondingly disposed above the clipping space. During the use, after two side chucks 22 press from both sides tight by the clamp object, remove support arm 5 and adjust its intermediate position to two arm lock 2, make support arm 5 press on by the clamp object, the third point supports, and further spacing fixed to being pressed from both sides the object, fixed effect is more reliable and more stable.

In this embodiment, the supporting arm 5 includes a chute connecting seat 51 and a lifting press block 52, the lifting press block 52 is substantially L-shaped, the chute connecting seat 51 is detachably slidably sleeved on the beam 1, a sleeve 511 located on one side of the beam 1 and having an opening at a bottom end is disposed on the chute connecting seat 51, the sleeve 511 is fittingly sleeved on the lifting press block 52, a third adjusting rod 53 screwed with the lifting press block 52 is disposed in the lifting press block 52, a top end of the third adjusting rod 53 penetrates through a top end of the sleeve 511, a top end of the third adjusting rod 53 is connected with a second twisting handle 54, and the lifting press block 52 slides up or down in the sleeve 511 when the second twisting handle 54 is rotated. By rotating the second twisting handle 54, the third adjusting rod 53 drives the lifting pressing block 52 to descend in the sleeve 511, so that the lifting pressing block 52 presses the clamped object; by rotating the second handle 54, the third adjusting rod 53 drives the lifting press block 52 to rise in the sleeve 511, so that the lifting press block 52 releases the clamped object.

Further, the photographic fixation clamp of this embodiment still includes the spout adaptor 61 of connection on crossbeam 1, and photographic accessories is installed to the one side that spout adaptor 61 dorsad arm lock 2, and photographic accessories includes support, adaptor, increases pole 62 etc. during the use, increases pole 62 and can have the double-screw bolt for the camera is installed on increasing pole 62 or cloud platform. In addition, 1/4, 3/8 screw holes are reserved on the beam 1, and other shooting auxiliary pieces or square falling safety ropes can be installed in an expanded mode. The chute connecting seat 51 and the chute adaptor 61 can be provided with a locking component 55 to lock the chute connecting seat and the chute adaptor on the slide rail 11. Be equipped with second installation pipe 56 in the sleeve 511, be equipped with the screw thread in the second installation pipe 56 and adjust the pole 53 spiro union with the third, compare the sleeve 511 quality that sets up integratively light, practice thrift the cost, be convenient for processing and installation, the lift briquetting 52 in the sleeve 511 and sleeve 511 can not rotate relatively. The lifting pressing block 52 is provided with a friction pad 7 at the bottom end for abutting the clamped object, the friction pad 7 has the functions of elasticity and friction increase, and the lifting pressing block 52 also has the protection function of preventing the lifting pressing block 52 from being abraded. The plane of the gripping portion 23 also has a friction pad 7, which functions as described above.

The utility model discloses photographic fixation clamp's use does: before the assembly, the photographic fixing clamp is assembled, the chute connecting seat 51 of the supporting arm 5 is sleeved on the slide rail 11 of the cross beam 1, the second adjusting rod 27 is pulled down by fingers, the two clamping arms 2 are respectively sleeved on the slide rail 11 of the cross beam 1 through the chute 212, the second adjusting rod 27 is loosened, the abutting block 24 is jacked up under the action force of the first elastic piece 26, and the first rack surface (not marked) and the second rack surface (not marked) are engaged and locked, namely the photographic fixing clamp is assembled.

When the clamp is used, the states of the two side chucks 22 are adjusted according to the characteristics of a clamped object in a rotating mode, the positions of the two clamping arms 2 are adjusted, the side chucks 22 of the two clamping arms 2 are enabled to be abutted against the clamped object, then the side chucks 22 of the clamping arms 2 are pushed to clamp the clamped object by screwing the first twisting hand 32 on one clamping arm 2, then the supporting arm 5 is moved to adjust the middle position of the two clamping arms 2, the second twisting hand 54 on the supporting arm 5 is screwed by a hand, the lifting pressing block 52 is pushed to press the clamped object, a third point support is formed, and therefore perfect fixation is achieved. The above is not limited to the order of installation as long as the assembly can be completed.

From last equipment and fixed process can know, the utility model discloses a photographic fixation clamp equipment, fixed and dismantle all can the one-hand operation completion, unusual convenience, swift. And, the mode of three point support, centre gripping stability is better. One side chuck 22 can rotate 360 degrees around the shaft 41, the range of the central angle of the other side chuck 22 which can rotate around the ball head 311 is 0-90 degrees, the specific range is not limited, the chuck is arranged according to the use requirement, the application range is wider, and the chuck can clamp planes, cylindrical surfaces, irregular surfaces and the like.

The utility model discloses still provide a photography equipment, this photography equipment include the photographic fixation clamp, and the concrete structure of this photographic fixation clamp refers to above-mentioned embodiment, because this photography equipment has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, and the repeated description is no longer given here.

What just go up be the utility model discloses a part or preferred embodiment, no matter be characters or the drawing can not consequently restrict the utility model discloses the scope of protection, all with the utility model discloses a holistic thought down, utilize the equivalent structure transform that the contents of the description and the drawing do, or direct/indirect application all includes in other relevant technical field the utility model discloses the within range of protection.

Claims (10)

1. A photographic retaining clip, comprising:

a cross beam;

the clamping arms are detachably and approximately vertically arranged on the same side of the cross beam, the two clamping arms are arranged in a sliding mode along the length direction of the cross beam, a clamping space is formed between the two clamping arms, the clamping arms further comprise a main arm and a side chuck, the side chuck is arranged on one side, facing the clamping space, of the main arm, one side chuck is rotatably connected with the main arm through a damping assembly, and the other side chuck is rotatably connected with the main arm through a ball head assembly; and

the main arm is provided with a limiting component, and the limiting component adjusts the main arm to be switched between a fixed state and a movable state relative to the cross beam.

2. The fixing clamp of claim 1, wherein the ball assembly comprises a first adjusting rod disposed along the extension direction of the cross beam, a ball head is disposed at a first end of the first adjusting rod, a first twisting handle is connected to a second end of the first adjusting rod, the first adjusting rod penetrates through the main arm and is in threaded connection with the main arm, the ball head is rotatably connected to the side clamping head, and the first twisting handle is disposed on a side of the main arm facing away from the clamping space.

3. The fixing clamp of claim 2, wherein the side clamping head rotating with the ball head is provided with a ball groove, a convex ring is enclosed in the groove opening of the ball groove, the main arm is correspondingly provided with a first limiting groove, and the convex ring is rotatably received in the first limiting groove; and/or

The range of the central angle of the side chuck rotating with the ball head and rotating around the ball head is 0-90 degrees.

4. The clamp of claim 1, wherein the lateral clamp head rotatably connected to the main arm via the damping member has a concave-convex limiting structure to limit the lateral clamp head to a predetermined angle with respect to the main arm.

5. The fixing clamp according to claim 4, wherein a limiting portion is protruded from a side surface of the main arm connected to the side clamp via the damping member, the limiting portion includes a circular table and four engaging portions circumferentially and uniformly distributed on an outer wall of the circular table, the side clamp is correspondingly provided with a second limiting groove matching with the limiting portion, and the second limiting groove and the limiting portion form the concave-convex limiting structure.

6. The photographic fixing clip of claim 1, wherein the opposite ends of the side clip are provided with clamping portions, the clamping portions are connected with the side clip in a damped rotation manner, the clamping portions are provided with adjacent inclined surfaces and flat surfaces, the flat surfaces of the clamping portions are arranged opposite to the side clip, the inclined surfaces of one clamping portion are arranged towards the other side clip, and the rotation angle of the clamping portions relative to the side clips ranges from 0 ° to 180 °.

7. The fixing clamp according to any one of claims 1-6, wherein the cross beam has a first sliding structure, the top end of the clamping arm has a second sliding structure, the first sliding structure is slidably engaged with the second sliding structure, the first sliding structure is a sliding rail disposed along the length direction of the cross beam, the second sliding structure is a sliding groove disposed on the end surface of the top end of the main arm, two sides of the sliding rail are provided with flanges, the sliding groove is sleeved on the sliding rail, two sides of the notch of the sliding groove are respectively hung on the flanges on two sides of the sliding rail, a mounting groove is disposed on the bottom surface of the sliding groove, the position limiting component includes a holding block disposed in the mounting groove, and an adjusting component for adjusting the holding block to move up and down in the mounting groove, the bottom surface of the sliding rail is a first rack surface with racks uniformly distributed along the length direction of the cross beam, the top surface of the abutting block is a second rack surface meshed with the first rack surface.

8. The fixing clamp of claim 7, wherein the bottom surface of the mounting groove is provided with a mounting hole, the outer wall of the main arm is provided with a strip-shaped groove along the length direction of the mounting hole, and the strip-shaped groove is communicated with the mounting hole; the adjusting assembly comprises a connecting column, a first elastic piece and a second adjusting rod, the first elastic piece and the connecting column are sequentially arranged in the mounting hole, one end of the connecting column tightly abuts against the first elastic piece, and the other end of the connecting column is connected with the abutting block; one end of the second adjusting rod penetrates through the strip-shaped groove and is connected with the connecting column, and the other end of the second adjusting rod is located outside the strip-shaped groove.

9. The fixing clamp according to claim 7, wherein a through hole is formed in a side clamping head rotatably connected to the damping member, the through hole has a step on an inner wall thereof, the damping member includes a shaft, a second elastic member and a damping washer, a limiting flange is formed on an outer peripheral wall of a first end of the shaft, an annular groove is formed on an outer peripheral wall of a second end of the shaft, the main arm passes through the through hole and is connected to the main arm, a limiting pin is further provided on the main arm, one end of the limiting pin is inserted into the annular groove, the damping washer and the second elastic member are sleeved on the shaft, the damping washer is located between the limiting flange and the step, and the second elastic member abuts against the step and the damping washer.

10. The photographic fixing clamp according to any one of claims 1 to 6, further comprising a support arm slidably disposed on the cross beam, wherein the support arm is correspondingly located above the clamping space, the support arm includes a chute connecting seat and a substantially L-shaped lifting press block, the chute connecting seat is detachably slidably sleeved on the cross beam, a sleeve is disposed on the chute connecting seat and has an opening at a bottom end, the sleeve is fittingly sleeved on the lifting press block, a third adjusting rod screwed with the lifting press block is disposed in the lifting press block, a top end of the third adjusting rod penetrates through a top end of the sleeve, a top end of the third adjusting rod is connected with a second twisting handle, and the lifting press block slides up or down in the sleeve when the second twisting handle is rotated; and/or

Photographic fixation clamp is still including connecting the spout adaptor on the crossbeam, the spout adaptor dorsad photographic accessory is installed to one side of arm lock.

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