CN215488857U - Tripod is removal auxiliary fixtures and locating component for pole class part - Google Patents

Abstract

The utility model provides a tripod is with removing auxiliary fixtures, includes: horizontal pole, gyro wheel and tripod support fixed subassembly. The horizontal pole is provided with threely, and three horizontal pole is around the equidistant setting of a virtual dot, and the gyro wheel is provided with at least threely, and is provided with a gyro wheel on every horizontal pole at least, but tripod fixed subassembly position control ground sets up on the horizontal pole, and tripod fixed subassembly is including the casing, is provided with the draw-in groove in the side of going up of casing, is used for the card of tripod stabilizer blade tip to go into fixedly. Under the working scene that needs to move, install the tripod and fix on this removal auxiliary tool to can move wantonly when needs move, and under the working scene that need not move, then can only directly put the tripod on ground and use, like this tripod and the separation design of gyro wheel annex also do benefit to and carry. The utility model also provides a positioning assembly for the rod-like component, which is used for realizing the fixation on the rod-like component and providing support for the installation of another rod-like bracket.

Description

Tripod is removal auxiliary fixtures and locating component for pole class part

Technical Field

The utility model relates to the technical field of camera shooting auxiliary devices, in particular to a movable auxiliary tool for a tripod and a positioning assembly for rod parts.

Background

The technical shooting is often not assisted by a tripod, such as night scene shooting, macro shooting and the like. The main function of the tripod is to stabilize the camera so as to achieve certain photographic effects. Most commonly, long exposure shots require a tripod stand to provide long support for the camera.

In the prior art, tripods can be generally divided into two types, one type being a movable tripod with rollers and the other type being a stationary tripod without rollers. When the tripod with the rollers is required to move in a working space, the tripod is convenient to use, but the roller assemblies are arranged on the tripod, so that the overall structure of the tripod is relatively heavy and is not convenient to carry. The tripod without the roller has a relatively simple structure, but has no movable function, so that the tripod is inconvenient to move during use.

SUMMERY OF THE UTILITY MODEL

Problem (A)

In summary, it is an urgent need to provide a movement assisting device for a tripod stand, which can facilitate the movement of the tripod stand without increasing the structural complexity of the tripod stand.

(II) technical scheme

The utility model provides a movable auxiliary tool for a tripod, which comprises:

the three cross rods are arranged around a virtual round point at equal intervals and form a three-fork star-shaped structure;

the number of the rollers is at least three, and each cross rod is provided with at least one roller;

the fixed subassembly of tripod support, the fixed subassembly of tripod support but set up with position control on the horizontal pole, the fixed subassembly of tripod support including the casing, in the side of going up of casing is provided with the draw-in groove, is used for the card of tripod support stabilizer blade tip to go into fixedly.

Preferably, in the auxiliary moving tool for the tripod rest provided by the utility model, the auxiliary moving tool further comprises a mounting block; one end of the cross rod is a mounting end, the other end of the cross rod is a free end, and the mounting end of the cross rod is connected and hinged with the mounting block.

Preferably, in the auxiliary moving tool for a tripod rest provided by the utility model, an inner groove is formed in one side wall of the clamping groove close to the free end, and a pressing block is arranged on one side wall of the clamping groove close to the mounting end and used for applying pressure in a direction away from the mounting block to the end part of the tripod rest leg clamped into the clamping groove.

Preferably, in the moving auxiliary tool for the tripod bracket provided by the utility model, an adjusting screw is in threaded connection with one side wall of the clamping groove close to the mounting end, an adjusting button is arranged at one end of the adjusting screw outside the clamping groove, and the other end of the adjusting screw is located in the clamping groove and connected with the pressing block.

Preferably, in the moving auxiliary tool for the tripod rest provided by the utility model, one side surface of the pressing block facing the inner groove is a contact surface and is used for abutting against the end part of the tripod rest leg clamped into the clamping groove; the contact surface is of an inward concave surface structure.

Preferably, in the auxiliary moving tool for a tripod rest provided by the present invention, the housing is provided with a channel penetrating through the housing, and the housing is slidably assembled on the crossbar through the channel; and a positioning assembly for realizing the sliding positioning of the shell on the cross rod is arranged on the shell.

Preferably, in the auxiliary moving tool for a tripod rest provided by the present invention, an installation chamber is provided on the housing, and the installation chamber is provided on the channel; the positioning assembly comprises two positioning plates and an elastic component, the two positioning plates are oppositely arranged and hinged on the shell, one end of each positioning plate is a fixing end, the fixing ends are located in the installation chamber, the fixing ends of the two positioning plates are elastically connected through the elastic component and can be rotated to be close to each other through the elastic component, the middle part of each positioning plate is a rotating part, the rotating part is hinged with the shell, the other end of each positioning plate is a pressing end, and the pressing ends are located on the outer side of the shell and used for pressing to overcome the elasticity of the elastic component to realize the separation and opening of the fixing ends of the two positioning plates; the positioning plate is characterized in that a through hole is formed in the part, located between the fixing end and the rotating part, of the positioning plate, the through hole and the channel form a through type channel structure, the cross rod can penetrate through the through hole and the channel, the width of the through hole is not smaller than the width of the cross section of the cross rod, the height of the through hole is larger than the height of the cross section of the cross rod, and when the fixing end rotates to be close to the through hole, the edge of the through hole in the height direction can abut against the cross rod and exert pressure on the cross rod.

Preferably, in the moving auxiliary tool for the tripod provided by the utility model, the outer side surface of the cross rod is provided with a length scale mark for realizing accurate positioning of the movement of the tripod fixing component.

The utility model also provides a positioning assembly for the rod type part, which can be mounted on the cross rod of the movable auxiliary tool for the tripod support and is used for realizing the mounting and fixing of the rod type support.

In the present invention, the positioning module for a rod-like member includes:

the device comprises a shell, a connecting piece and a connecting piece, wherein a through channel is arranged on the shell, and an installation chamber is arranged in the shell and positioned on the channel;

the locating plate, the locating plate is plate structure, the upper end of locating plate is the holding end, the middle part of locating plate is the rotating part, the lower extreme of locating plate is for pressing the end, the holding end of locating plate inserts to in the installation room, the rotating part with the casing is articulated, it is located to press the end the outside of casing, the locating plate is provided with two, two the locating plate sets up relatively, two the holding end of locating plate is provided with the spring, is used for drawing close the holding end of two the locating plate and draw together, be located on the locating plate the rotating part with be provided with the through-hole between the holding end, the through-hole with the channel communicates with each other for the passing of rod class part, the height of through-hole is greater than the height of channel, is used for the rotation of locating plate provides dodges the space, the top edge of through-hole is used for pushing down to pass the channel and the rod class part realization of through-hole the rod class part is with the setting end The fixing of the bit assembly on the rod-like part.

Preferably, in the positioning assembly for rod-like members provided by the present invention, the positioning plate has a zigzag structure; the locating plate is of an integrated structure.

(III) advantageous effects

Through the structural design, in the utility model, the movable auxiliary tool for the tripod comprises: horizontal pole, gyro wheel and tripod support fixed subassembly. The horizontal pole is provided with threely, and three horizontal pole is provided with at least threely around the equidistant setting of a virtual dot and be formed with trident star column structure, gyro wheel, and is provided with a gyro wheel on every horizontal pole at least, but tripod fixed subassembly position control ground sets up on the horizontal pole, and tripod fixed subassembly is including the casing, is provided with the draw-in groove in the side of going up of casing, is used for the card of tripod stabilizer blade tip to go into fixedly. The movable auxiliary tool for the triangular bracket is a roller accessory special for the triangular bracket, and the triangular bracket is fixedly arranged on the movable auxiliary tool in a working scene needing to be moved so as to be capable of moving freely when the triangular bracket needs to be moved, and the triangular bracket can be directly placed on the ground for use in a working scene without moving. In addition, the utility model also provides a positioning assembly for the rod-like component, which is mounted on the rod-like component and used for realizing the fixation on the rod-like component so as to provide support for the mounting of another rod-like bracket.

Drawings

FIG. 1 is a schematic view showing a movable auxiliary tool for tripod rest in an example of the present invention in a state of use;

FIG. 2 is a top view of the auxiliary moving tool for tripod rest according to the embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a movable auxiliary tool for a tripod rest in a retracted state according to an embodiment of the present invention;

FIG. 4 is a side view of a tripod mounting assembly in accordance with an embodiment of the present invention;

FIG. 5 is a cross-sectional view of a tripod mounting assembly in accordance with an embodiment of the present invention;

FIG. 6 is a cross-sectional view of the tripod securing assembly of the present invention in another state;

fig. 7 is a schematic structural diagram of a positioning assembly in an embodiment of the utility model.

In fig. 1 to 7, the correspondence between the part names and the reference numbers is:

the device comprises a cross rod 1, a roller 2, a shell 3, a clamping groove 4, an installation block 5, an inner groove 6, a pressing block 7, an adjusting screw 8, an adjusting button 9, a groove channel 10, an installation chamber 11, a positioning plate 12, an elastic component 13 and a through hole 14.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 7, fig. 1 is a schematic structural diagram of a movable auxiliary tool for a tripod rest in an operating state according to an embodiment of the present invention; FIG. 2 is a top view of the auxiliary moving tool for tripod rest according to the embodiment of the present invention; FIG. 3 is a schematic structural diagram of a movable auxiliary tool for a tripod rest in a retracted state according to an embodiment of the present invention; FIG. 4 is a side view of a tripod mounting assembly in accordance with an embodiment of the present invention; FIG. 5 is a cross-sectional view of a tripod mounting assembly in accordance with an embodiment of the present invention; FIG. 6 is a cross-sectional view of the tripod securing assembly of the present invention in another state; fig. 7 is a schematic structural diagram of a positioning assembly in an embodiment of the utility model.

The utility model provides a movable auxiliary tool for a tripod, which is matched with the tripod for use, in particular to a fixed tripod (the structure of the movable auxiliary tool is not provided with a roller 2), and can realize the movement of the tripod on the premise of not increasing the simplicity of the original structure of the tripod.

In the utility model, the movable auxiliary tool for the tripod comprises the following components:

1. cross bar 1

The cross bar 1 is a main structure of the present invention, and when the cross bar 1 is used in cooperation with a tripod, the tripod is supported by the cross bar 1 (three cross bars 1), and therefore, the cross bar 1 should have high structural strength.

In the present invention, the cross bar 1 is preferably made of metal material, such as stainless steel or aluminum profile, and the cross bar 1 may also be integrally formed of rigid plastic. In order to effectively reduce the overall weight of the utility model, the cross rod 1 can adopt a hollow rod structure, and then the outer side surface of the cross rod 1 is provided with a structural groove or a reinforcing rib, so that on the premise of effectively reducing the weight of the cross rod 1, the cross rod 1 can be ensured to have higher structural strength, and the use requirement is met.

Specifically, in the present invention, three cross bars 1 are provided, and the three cross bars 1 are equally spaced around a virtual circular point and are formed with a three-pointed star-like structure (in an open state, an included angle of 120 ° is formed between two adjacent cross bars 1).

In the utility model, the mounting block 5 is particularly arranged, the three cross rods 1 are mounted through the mounting block 5, one end of each cross rod 1 is a mounting end, the other end of each cross rod 1 is a free end, the mounting end of each cross rod 1 is connected and hinged with the mounting block 5, the end of each free end is provided with the end of the cross rod 1, and the end of each cross rod 1 is assembled on the free end of the corresponding cross rod 1, so that the attractiveness of the utility model can be improved, and foreign matters can be prevented from entering the cross rods 1. The cross bar 1 is hinged on the mounting block 5, and the purpose is to retract the cross bar 1 in the non-use state, so that the storage space of the utility model is reduced, and the storage of the utility model is facilitated.

The connecting structure between the cross rod 1 and the mounting block 5 specifically comprises the following two types:

the first method comprises the following steps:

in the use state, the plane occupied by the three cross bars 1 (the plane of the three cross bars 1) is the plane of the cross bar 1, the plane of the cross bar 1 is similar to a circular plane, and the circular points of the circular plane are the virtual circular points.

The three cross rods 1 can be reversed towards the same side of the plane of the cross rods 1, so that the three cross rods 1 are drawn together and are aligned. Through the structural design of the mounting block 5, for example, based on the first mode, the mounting block 5 can be provided with the turnover groove, the mounting end of the cross rod 1 is assembled in the turnover groove, the turnover of the cross rod 1 can be limited, and particularly, when the cross rod 1 is turned and laid flat, the three cross rods 1 can be ensured to be positioned in the plane of the cross rod 1 after being turned and opened by contacting with the groove bottom of the turnover groove, so that the stability of the utility model on the ground is improved.

And the second method comprises the following steps:

in the three cross rods 1, two cross rods 1 rotate on the plane of the cross rod 1 to be closed, and the other cross rod 1 is closed in a turnover mode.

As can be seen from the above-mentioned embodiments, the mounting block 5 is a main component for connecting the three cross bars 1, therefore, the mounting block 5 should have high structural strength to ensure the reliability and service life of the mounting block, and therefore, the mounting block 5 is preferably made of metal material. The specific shape of the mounting block 5 can be any, so that the cross rod 1 can be mounted and the cross rod 1 can be opened and closed.

2. Roller 2

The rollers 2 are at least three, and each cross rod 1 is at least provided with one roller 2.

In the utility model, the roller 2 is a universal wheel, and the base of the roller 2 can be fixed on the bottom surface of the cross rod 1 and close to the free end of the cross rod 1 through bolt installation. Certainly, after the roller 2 is arranged, the cross rod 1 is in an overhead state, so that the roller 2 can be also arranged on the bottom surface of the cross rod 1 close to the installation end of the cross rod or the bottom surface of the installation block 5 to support the installation end of the cross rod 1, and the phenomenon that a frame body formed by the cross rod 1 and the installation block 5 collapses is avoided.

3. Tripod fixing component

The tripod stand fixing component is a component for realizing the fixed installation of the tripod stand on the auxiliary tool.

The tripod stand fixing component is arranged on the cross rod 1 in a position-adjustable manner (the tripod stand fixing component can be adjusted in position along the length direction of the cross rod 1, and can be fixed relative to the cross rod 1 after the position is adjusted). The tripod bracket fixing component comprises a shell 3 (the shell 3 can be made of plastic or can be a metal component), a clamping groove 4 is formed in the upper side face of the shell 3 (the clamping groove 4 is a U-shaped clamping groove 4, the clamping groove 4 is provided with two vertical side walls and a bottom face), and the clamping groove 4 formed in the shell 3 is used for clamping and fixing the end part of the tripod bracket supporting leg.

In order to improve the clamping firmness of the tripod on the shell 3 (in the clamping groove 4), an inner groove 6 is arranged on one side wall of the clamping groove 4 close to the free end, partial structure of the end part of the tripod leg can be clamped into the inner groove 6, and the end part of the tripod leg is limited by the inner groove 6, so that the end part of the tripod leg can be prevented from being lifted.

A pressing block 7 is arranged on one side wall of the clamping groove 4 close to the mounting end and used for applying pressure to the end part of the tripod support leg clamped into the clamping groove 4 in the direction far away from the mounting block 5. In the user state, tripod support leg tip is gone into to inner groovy 6 in, the leading flank and the inner groovy 6 contact of tripod support leg tip, and the trailing flank of tripod support leg tip is supported by briquetting 7, can provide the firm degree of tripod at the fixed subassembly installation of tripod support like this.

The press block 7 is mounted on the housing 3 in the following two ways:

the first method comprises the following steps:

set up briquetting 7 spring on the lateral wall that draw-in groove 4 is close to the installation end, briquetting 7 passes through briquetting 7 spring mounting on casing 3, inserts inner groovy 6 when tripod support stabilizer blade tip, thereby briquetting 7 is blocked by tripod support stabilizer blade tip and compresses briquetting 7 spring, and briquetting 7 spring just can exert pressure to tripod support stabilizer blade tip through briquetting 7.

And the second method comprises the following steps:

and an adjusting screw rod 8 is in threaded connection with one side wall of the clamping groove 4 close to the mounting end, an adjusting button 9 is arranged at one end of the adjusting screw rod 8, which is positioned outside the clamping groove 4, and the other end of the adjusting screw rod 8 is positioned in the clamping groove 4 and is connected with the pressing block 7. Through the rotation adjusting knob 9, the length of the adjusting screw 8 extending into the clamping groove 4 can be adjusted, so that the pressure is applied to the end part of the tripod support leg. In this embodiment, the pressing block 7 can be installed on the adjusting screw 8 in a manner of being hinged to the end of the adjusting screw 8, so that the pressing block 7 can be subjected to posture adjustment when being contacted with the end of the tripod stand leg, and is contacted with the end of the tripod stand leg to the greatest extent, thereby improving the contact stability between the two parts.

Furthermore, one side surface of the pressing block 7 facing the inner groove 6 is a contact surface and is used for abutting against the end part of the three-leg support leg clamped into the clamping groove 4; the contact surface is of a concave surface structure. The concave surface structure can be a concave cambered surface structure and can also be a concave ridge-shaped structure.

The housing 3 is mounted on the cross bar 1 and can slide on the cross bar 1, specifically, the housing 3 is provided with a channel 10 penetrating through the housing 3, the housing 3 is slidably assembled on the cross bar 1 through the channel 10, and the housing 3 is provided with a positioning assembly for realizing the sliding positioning of the housing 3 on the cross bar 1.

Specifically, a mounting chamber 11 is provided on the housing 3, the mounting chamber 11 being provided on the channel 10; the positioning assembly comprises two positioning plates 12 and an elastic component 13, the two positioning plates 12 are arranged oppositely and hinged on the shell 3, one end of each positioning plate 12 is a fixing end which is positioned in the mounting chamber 11, the fixing ends of the two positioning plates 12 are elastically connected through the elastic component 13 and can rotate to approach through the elastic component 13, the middle part of each positioning plate 12 is a rotating part which is hinged with the shell 3, the other end of each positioning plate 12 is a pressing end which is positioned on the outer side of the shell 3 and used for pressing to overcome the elasticity of the elastic component 13 to realize the separation and opening of the fixing ends of the two positioning plates 12; the positioning plate 12 is provided with a through hole 14 at a portion between the fixing end and the rotating portion, the through hole 14 and the channel 10 form a through type channel structure, the cross bar 1 can pass through the through hole 14 and the channel 10, the width of the through hole 14 is not less than the cross section width of the cross bar 1, the height of the through hole 14 is greater than the cross section height of the cross bar 1, and when the fixing end rotates to approach, the edge of the through hole 14 in the height direction can abut against the cross bar 1 and exert pressure on the cross bar 1.

In one embodiment of the present invention, the positioning plate 12 may have a flat plate structure or a zigzag structure. The positioning plate 12 is made of metal material, or the positioning plate 12 is made of hard plastic, and in order to further improve the structural strength of the positioning plate 12, the positioning plate 12 is designed to be of an integrated structure.

The tripod fixing component can slide on the cross rod 1, and in order to accurately position the tripod fixing component, the length scale mark is arranged on the outer side surface of the cross rod 1 and used for accurately positioning the tripod fixing component in a moving way.

The movable auxiliary tool for the triangular bracket is a roller 2 accessory special for the triangular bracket, and the triangular bracket is fixedly arranged on the movable auxiliary tool in a working scene needing to be moved so as to be capable of moving freely when the triangular bracket needs to be moved, and the triangular bracket can be directly placed on the ground for use in a working scene without moving, so that the triangular bracket and the roller 2 accessory are separately designed and are also beneficial to carrying.

The utility model provides a movable auxiliary tool for a triangular support, which comprises three cross rods 1, wherein one end of each of the three cross rods 1 is fixedly connected through a mounting block 5, and the other end is a free end and can be freely rotated and opened by taking a mounting section as an axis. In a folding state, the three cross rods 1 are arranged in parallel and are in a shape of a Chinese character 'shan', in an opening state, the three cross rods 1 are in a three-fork star shape, and the angle between the cross rods 1 is approximately 1200 so as to stably support the tripod. The free end of the cross rod 1 is provided with a roller 2 on the bottom surface of the cross rod 1, so that the tripod can move freely when being fixed on the roller 2 accessory.

Three cross bars 1 are all provided with tripod bracket fixing components for fixing the tripod bracket on the moving auxiliary tool of the utility model.

In the present invention, a positioning unit for a rod-like member having the same structure as the tripod fixing unit is attached to the crossbar 1.

The positioning assembly for rod-like members may be used for rod-like members other than the above-described triangular bracket, that is, the fitting and mounting of the positioning assembly for rod-like members to the crossbar 1 in the above-described embodiment is not limited to the positioning assembly for rod-like members, and the positioning assembly for rod-like members may be independently applied to all the rod-like members that can be fitted.

Specifically, the positioning assembly for rod-like members comprises a housing 3, and the housing 3 is movably mounted on a cross bar 1. The shell 3 is provided with a channel 10 which penetrates from left to right, and the cross rod 1 penetrates through the channel 10, so that the shell 3 is slidably mounted on the cross rod 1. The tripod rest fixing assembly further comprises two movable adjusting structures, namely a fixed positioning plate 12. A spring is arranged between the two positioning plates 12, the side surfaces of the positioning plates 12 are approximately in a zigzag structure stretched left and right, and the positioning plates 12 specifically comprise a holding end, a rotating part and a pressing end. The housing 3 has a movable space therein, i.e., the mounting chamber 11, the rotating shaft is provided in the mounting chamber 11 and on the object, the holding end and the rotating portion of the positioning plate 12 are located in the mounting chamber 11, and the pressing end is exposed out of the housing 3. The holding end body is provided with a through hole 14 for the cross bar 1 to pass through. And the size of the through hole 14 is slightly larger than the cross section of the cross bar 1. The two movable adjusting structures are oppositely arranged, the spring is simultaneously connected with the free tail ends of the fixing ends of the two movable adjusting structures, in a natural static state, the spring is in a stretching state and has a contraction trend, and the fixing part is driven to rotate around the rotating shaft (the joint of the fixing end and the rotating part is abutted with the rotating shaft), so that the edge of the through hole 14 of the fixing end is abutted with the edge of the cross rod 1 to be fixed in a friction interference mode, and the joint of the pressing end and the rotating part is abutted with (or close to) the edge of the movable space of the shell 3; the pressing end is pressed towards the center direction between the two movable adjusting structures, the movable adjusting structures rotate around the rotating shaft, the spring is stretched, the abutting friction interference between the edge of the through hole 14 of the fixing end and the edge of the cross rod 1 is loosened, and the bracket fixing structure can be moved randomly (in a butt joint way with the tripod brackets with different sizes); when the pressing end is released, the spring contracts to drive the holding end to rotate around the rotating shaft, and the edge of the through hole 14 of the holding end is abutted against the edge of the cross rod 1 to be fixed in a friction interference mode.

The upper surface of the shell 3 is provided with a groove for accommodating the feet of the tripod. And the side is provided with an adjusting screw 8 for fixing. One side of the groove is recessed inwards again to form an inner groove 6 at the top of the side edge, and the inner groove 6 limits the foot of the tripod bracket to prevent the foot of the tripod bracket from jumping out of the groove. Meanwhile, the cross rod 1 is also provided with length scale marks so as to be convenient for quick positioning when the tripod supports with different sizes are installed.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (10)

1. The utility model provides a tripod is with removing auxiliary fixtures which characterized in that includes:

the device comprises three cross rods (1), wherein the three cross rods are arranged around a virtual round point at equal intervals and form a three-fork star-shaped structure;

the number of the rollers is at least three, and each cross rod is provided with at least one roller;

the fixed subassembly of tripod support, the fixed subassembly of tripod support but set up with position control on the horizontal pole, the fixed subassembly of tripod support including casing (3), in the side of going up of casing is provided with draw-in groove (4), is used for the card of tripod support stabilizer blade tip to go into fixedly.

2. The tool of claim 1, wherein the tool comprises a base,

the device also comprises a mounting block (5);

one end of the cross rod is a mounting end, the other end of the cross rod is a free end, and the mounting end of the cross rod is connected and hinged with the mounting block.

3. The tool of claim 2, wherein the tool comprises a base,

the clamping groove is close to an inner groove (6) is formed in one side wall of the free end, the clamping groove is close to a pressing block (7) is arranged on one side wall of the mounting end and used for pressing the end portion of the tripod support leg, clamped into the clamping groove, and the pressing force is applied to the direction of the mounting block.

4. The tool of claim 3, wherein the tool comprises a base,

the clamping groove is close to a side wall of the mounting end and is connected with an adjusting screw rod (8) in a threaded mode, one end, located outside the clamping groove, of the adjusting screw rod is provided with an adjusting button (9), and the other end of the adjusting screw rod is located in the clamping groove and connected with the pressing block.

5. The tool of claim 3, wherein the tool comprises a base,

one side surface of the pressing block facing the inner groove is a contact surface and is used for abutting against the end part of the three-leg support leg clamped into the clamping groove;

the contact surface is of an inward concave surface structure.

6. The tool of claim 1, wherein the tool comprises a base,

the shell is provided with a channel (10) penetrating through the shell, and the shell can be slidably assembled on the cross rod through the channel;

and a positioning assembly for realizing the sliding positioning of the shell on the cross rod is arranged on the shell.

7. The tool of claim 6, wherein the tool comprises a base,

an installation chamber (11) is arranged on the shell and is arranged on the channel;

the positioning assembly comprises two positioning plates (12) and an elastic component (13), the two positioning plates are oppositely arranged and hinged on the shell, one end of each positioning plate is a fixing end, the fixing end is positioned in the installation chamber, the fixing ends of the two positioning plates are elastically connected through the elastic component and can be rotated to be close to each other through the elastic component, the middle part of each positioning plate is a rotating part, the rotating part is hinged with the shell, the other end of each positioning plate is a pressing end, and the pressing end is positioned on the outer side of the shell and used for pressing to overcome the elasticity of the elastic component to realize the separation and the opening of the fixing ends of the two positioning plates;

the part of the positioning plate between the fixing end and the rotating part is provided with a through hole (14), the through hole and the channel form a through type passage structure, the cross rod can penetrate through the through hole and the channel, the width of the through hole is not smaller than the width of the cross section of the cross rod, the height of the through hole is larger than the height of the cross section of the cross rod, and when the fixing end rotates to be close to the through hole, the edge of the through hole in the height direction can abut against the cross rod and exert pressure on the cross rod.

8. The tool for assisting the movement of a tripod according to any one of claims 1 to 7,

and length scale marks are arranged on the outer side surface of the cross rod and used for realizing accurate positioning of the movement of the tripod support fixing component.

9. A positioning assembly for rod type parts, which can be mounted on a cross rod of a moving auxiliary tool for a tripod bracket according to any one of claims 1 to 8, and is used for realizing the mounting and fixing of the rod type bracket;

the positioning assembly for the rod-like component comprises:

the device comprises a shell, a connecting piece and a connecting piece, wherein a through channel is arranged on the shell, and an installation chamber is arranged in the shell and positioned on the channel;

the locating plate, the locating plate is plate structure, the upper end of locating plate is the holding end, the middle part of locating plate is the rotating part, the lower extreme of locating plate is for pressing the end, the holding end of locating plate inserts to in the installation room, the rotating part with the casing is articulated, it is located to press the end the outside of casing, the locating plate is provided with two, two the locating plate sets up relatively, two the holding end of locating plate is provided with the spring, is used for drawing close the holding end of two the locating plate and draw together, be located on the locating plate the rotating part with be provided with the through-hole between the holding end, the through-hole with the channel communicates with each other for the passing of rod class part, the height of through-hole is greater than the height of channel, is used for the rotation of locating plate provides dodges the space, the top edge of through-hole is used for pushing down to pass the channel and the rod class part realization of through-hole the rod class part is with the setting end The fixing of the bit assembly on the rod-like part.

10. The positioning assembly for rod-like members according to claim 9,

the positioning plate is of a Z-shaped structure;

the locating plate is of an integrated structure.

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