CN212319294U - Tripod - Google Patents

Abstract

The utility model belongs to the technical field of photographic equipment, concretely relates to tripod, connect, put up head and three upright foot including telescopic link, fixed block, trident, the fixed block with the bottom of telescopic link is connected, put up the head with the top of telescopic link is connected, trident adapter sleeve locates the telescopic link, the telescopic link is provided with the different bobbin of multistage diameter, and the multistage diameter is different the connection is established to the bobbin cover, and is adjacent the bobbin passes through bundle cover joint, and is three the top of founding the foot all with the trident connects articulated, three the middle part of founding the foot all through different connecting rods with the fixed block is articulated. This tripod uses a telescopic link to adjust the height in a flexible way, and adjusts the convenience, and the location is stable, convenient to use, and the practicality is strong.

Description

Tripod

Technical Field

The utility model belongs to the technical field of photographic goods, concretely relates to tripod.

Background

When the camera is held by hand, the camera is easy to shake naturally, so that the camera is not good enough, the special support frame for the film and television camera is produced, the support frame has the advantages of high adjustability and capability of solving the problem of easy shake when the camera is held by hand. The existing tripods are various in types, and the structural design of the tripods has important influence on the practicability of the tripods.

Among the prior art, for example, application number 201811649917.9's photographic tripod is through having set up the telescoping device, be favorable to through clockwise or anticlockwise rotation turning block, be the U word shape because of the turning block, rotate to certain angle after, can contact with foot pipe surface, thereby fix, through pressing down button unit after that, make the telescopic link slide in the dead lever, and confirm flexible height according to foot pipe height, and the through-hole is provided with more than 2, interval between the through-hole is great, convenient to use person adjusts from top to bottom, it carries out repetitious usage back to have solved prior art tripod, the bottom rubs with ground emergence, cause the tripod wearing and tearing to skid, to the relatively poor problem of machine stability. Set up a plurality of telescopic links in this kind of tripod, it is with high costs, will adjust a plurality of telescopic links simultaneously when height-adjusting, at work, be not convenient for use in the tripod, can not satisfy the market demand.

In view of the above, the related art needs to be perfected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the tripod is provided aiming at the defects of the prior art, the height is flexibly adjusted by using a telescopic rod, and the tripod is convenient to adjust, stable in positioning, convenient to use and high in practicability.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a tripod, includes telescopic link, fixed block, trident joint, frame head and three founds the foot, the fixed block with the bottom of telescopic link is connected, the frame head with the top of telescopic link is connected, trident joint sleeve locates the telescopic link, the telescopic link is provided with the different bobbin of multistage diameter, and the multistage diameter is different the connection is established to the bobbin cover, and is adjacent the bobbin passes through bundle cover joint, and is three the top of founding the foot all with the trident connects articulated, three the middle part of founding the foot all through different connecting rod with the fixed block is articulated. In operation, pull open the bottom of three footing, according to a planar principle of three point determination, the plane support has been constituteed to the bottom of three footing, make tripod overall positioning steady, it makes the relative position between trident joint and the telescopic link keep fixed to connect through locking the trident, the relative position of the bobbin of different diameters in the telescopic link through adjusting, highly adjust the tripod, it is fixed to carry out the chucking through the beam sleeve with adjacent bobbin, fix the equipment of making a video recording on the frame head, this tripod uses a telescopic link to highly adjust in a flexible way, and it is convenient to adjust, the location is stable, high durability and convenient use, therefore, the clothes hanger is strong in practicability.

As an improvement of the tripod of the utility model, the three-fork joint comprises a first sleeve, a second sleeve and a three-fork head, one end of the first sleeve is connected with the three-fork head, the other end of the first sleeve is in threaded connection with the second sleeve, the first sleeve comprises a first part and a second part, one end of the first part is connected with the three-fork head, the other end of the first part is connected with the second part, the first part is provided with a first external thread, the second part is provided with a plurality of first latch teeth, the second sleeve comprises a third part and a fourth part, the fourth part being connected to the third part, the third part being provided with a first internal thread, the cavity of the fourth part is of a circular truncated cone-shaped structure, the first external threads are matched with the first internal threads, and the plurality of first clamping teeth are matched with the inner wall of the fourth part. In practical application, a telescopic rod in the tripod sequentially penetrates through the second sleeve, the first sleeve and the three-fork head; three vertical legs of the tripod are hinged with the three-fork head; in the working process, the second sleeve is held by a hand to rotate, so that the third part is in threaded connection with the first part and locked, a plurality of first clamping teeth in the second part are elastically deformed towards the central axis of the first sleeve under the pressure action of the inner wall of the fourth part, and a telescopic rod in the tripod is clamped, so that the position of the three-fork head is kept and fixed; when the relative position of the three-fork head and the telescopic rod needs to be adjusted, the second sleeve only needs to be rotated reversely, so that the pressure from the inner wall of the fourth part, which is applied to the first clamping teeth, is gradually reduced, the plurality of first clamping teeth recover to deform, and the telescopic rod is loosened, so that the fixed position of the three-fork head can be adjusted.

As an improvement of the tripod of the present invention, the size of the third portion is larger than the size of the first portion. The structural design is beneficial to realizing the screwing of the third part and the first part.

As an improvement of the tripod of the present invention, the end of the second portion is a hollow round table structure. In practical application, the end parts of the first clamping teeth are combined into a hollow circular truncated cone structure, and the structure design is favorable for clamping and fixing the telescopic rod in the tripod.

As an improvement of the tripod of the present invention, it is a plurality of the first latch is distributed in a circumferential array. The structural design is favorable for realizing connection.

As an improvement of the tripod of the present invention, the outer surface of the second sleeve is provided with a first anti-slip structure. In practical application, the second sleeve is held by a hand to rotate, and the first anti-slip structure is beneficial to increasing friction force and is convenient to operate.

As an improvement to the tripod of the present invention, the first anti-slip structure is a groove and/or a protrusion. In practical application, the shape of the first anti-slip structure can be various, and the first anti-slip structure can be flexibly arranged according to practical situations.

As an improvement of the tripod, the quantity of first anti-skidding structure is 2 at least, a plurality of first anti-skidding structure evenly distributed in the telescopic surface of second. This design is advantageous for increasing the friction when the second sleeve is held by the hand.

As an improvement of the tripod, the bottom of trident head is provided with the through-hole, the through-hole with first telescopic cavity intercommunication. The design of the structure is beneficial to the passage of the telescopic rod in the tripod.

As an improvement of tripod, the side of trident head evenly is provided with three draw-in groove, three the side of draw-in groove all is provided with the card hole. The design of the structure is beneficial to the hinge joint of three vertical legs in the tripod and the three-fork head.

As an improvement of the tripod of the present invention, the third prong the first portion the second portion integrated into one piece, the third portion with the fourth portion integrated into one piece. In practical application, the three-fork head, the first sleeve and the second sleeve are preferably injection molded, and the production mode can improve the production efficiency.

As an improvement of the tripod, the collar includes third sleeve and fourth sleeve, the third sleeve with fourth sleeve spiro union, the third sleeve includes fifth part and sixth part, the sixth part with the fifth part is connected, the fifth part is provided with the second external screw thread, the sixth part is provided with a plurality of second latches, the fourth sleeve includes seventh part and eighth part, the eighth part with the seventh part is connected, the seventh part is provided with the second internal thread, the cavity of eighth part is round platform type structure, the second external screw thread with second female thread fit, it is a plurality of the second latch all with the inner wall cooperation of eighth part. In practical application, the fifth part is sleeved at the end part of a large-diameter pipe barrel in the tripod, the end part of a small-diameter pipe barrel sequentially passes through the eighth part, the seventh part and the sixth part and enters the large-diameter pipe barrel, and the small-diameter pipe barrel stretches back and forth in the large-diameter pipe barrel so as to adjust the height of the tripod; in the working process, the fourth sleeve is held by a hand to rotate, so that the seventh part and the fifth part are in threaded connection and locked, a plurality of second clamping teeth in the sixth part elastically deform towards the central axis of the third sleeve under the pressure action of the inner wall of the eighth part, and the small-diameter pipe barrel is clamped, so that the relative positions of the adjacent large-diameter pipe barrel and the small-diameter pipe barrel are kept fixed; when the relative position of major diameter bobbin and minor diameter bobbin was adjusted to needs, only need the fourth sleeve of antiport for the pressure that comes from eighth partial inner wall that the second latch received reduces gradually, and a plurality of second latches resume deformation, has loosened the minor diameter bobbin, so that carry out flexible regulation to the minor diameter bobbin.

As an improvement of the tripod of the present invention, the size of the seventh portion is larger than the size of the fifth portion. The structural design is beneficial to realizing the screw connection of the seventh part and the fifth part.

As an improvement of the tripod of the present invention, the end of the sixth portion is a hollow round table structure. In practical application, the end parts of the second clamping teeth are combined into a hollow circular truncated cone structure, and the structure design is favorable for clamping and fixing the small-diameter pipe barrel.

As an improvement of the tripod of the present invention, it is a plurality of the second latch is distributed in a circumferential array. The structural design is favorable for realizing connection.

As an improvement of the tripod of the present invention, the fourth sleeve has a second anti-slip structure on its outer surface. In practical application, the fourth sleeve is held by a hand to rotate, and the second anti-slip structure is beneficial to increasing friction force and is convenient to operate.

As an improvement to the tripod of the present invention, the second anti-slip structure is a groove and/or a protrusion. In practical application, the shape of the second anti-slip structure can be various, and the second anti-slip structure can be flexibly arranged according to practical situations.

As an improvement of the tripod, the quantity of second anti-skidding structure is 2 at least, a plurality of second anti-skidding structure evenly distributed in the telescopic surface of fourth. This design is advantageous for increasing the friction when the fourth sleeve is held by the hand.

As an improvement of the tripod of the present invention, the bottom of the fifth portion is provided with a locking protrusion. This design facilitates the mounting of the third sleeve on the large diameter tube by means of the snap-on projection.

As an improvement of the tripod of the present invention, the cross-sectional shape of the blocking protrusion is at least one of a semicircular shape, a fan shape, an annular shape and a polygonal shape. In practical application, the shape of the convex card can be various, and the convex card can be flexibly arranged according to practical situations.

As an improvement of the tripod of the present invention, the fifth part and the sixth part are integrally formed, and the seventh part and the eighth part are integrally formed. In practical application, the third sleeve and the fourth sleeve are preferably injection molded, and the production mode can improve the production efficiency.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is one of three-dimensional structural diagrams in an embodiment of the present invention;

fig. 2 is a second schematic perspective view of an embodiment of the present invention;

fig. 3 is a schematic exploded view of an embodiment of the present invention;

fig. 4 is a schematic three-dimensional structure diagram of the three-fork joint in the embodiment of the present invention;

fig. 5 is a schematic structural view illustrating the disassembly of the three-prong joint in the embodiment of the present invention;

fig. 6 is an exploded partial enlarged view of the trifurcated joint in the embodiment of the present invention;

fig. 7 is a schematic three-dimensional structure view of a collar according to an embodiment of the present invention;

fig. 8 is one of the exploded structural diagrams of the collar according to the embodiment of the present invention;

fig. 9 is a second exploded view of the collar according to the embodiment of the present invention;

wherein: 1-a telescopic rod; 11-a tube; 2, fixing blocks; 3-a three-way joint; 31-a first sleeve; 311-first part; 3111-a first external thread; 312 — a second portion; 3121-first latch; 32-a second sleeve; 321-a third portion; 3211-a first internal thread; 322-fourth section; 323-a first anti-slip structure; 33-a three prong; 331-a through hole; 332-card slot; 3321-card hole; 4-frame head; 5-standing the feet; 6-sheathing the bundle; 61-a third sleeve; 611-fifth part; 6111-second external thread; 6112-card convex; 612-sixth section; 6121-second latch; 62-a fourth sleeve; 621-seventh part; 6211-a second internal thread; 622-eighth part; 623-a second anti-slip structure; 7-connecting rod.

Detailed Description

As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, within which a person skilled in the art can solve the technical problem to substantially achieve the technical result.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The present invention will be described in further detail with reference to the accompanying drawings, which are not intended to limit the present invention.

Examples

As shown in fig. 1-9, a tripod, including telescopic link 1, fixed block 2, the trident connects 3, frame head 4 and three upright foot 5, fixed block 2 is connected with the bottom of telescopic link 1, frame head 4 is connected with the top of telescopic link 1, the trident connects 3 covers and locates telescopic link 1, telescopic link 1 is provided with the different bobbin 11 of multistage diameter, the different bobbin 11 covers of multistage diameter are established and are connected, adjacent bobbin 11 is through the joint of bundle cover 6, the top of three upright foot 5 all connects 3 articulatedly with the trident, the middle part of three upright foot 5 all articulates with fixed block 2 through different connecting rod 7. In operation, pull open the bottom of three footing 5, according to a planar principle of three point determination, the plane support has been constituteed to the bottom of three footing 5, make tripod overall positioning steady, it makes the relative position between trident joint 3 and the telescopic link 1 keep fixed to connect 3 through locking the trident, through adjusting the relative position of the bobbin 11 of different diameters in telescopic link 1, highly adjust the tripod, it is fixed to carry out the chucking with adjacent bobbin 11 through the bundle cover 6, fix the equipment of making a video recording on frame head 4, this tripod uses a telescopic link 1 to adjust highly in a flexible way, and it is convenient to adjust, the location is stable, high durability and convenient use, therefore, the clothes hanger is strong in practicability.

Preferably, the three-way joint 3 includes a first sleeve 31, a second sleeve 32 and a three-way head 33, one end of the first sleeve 31 is connected with the three-way head 33, the other end of the first sleeve 31 is screwed with the second sleeve 32, the first sleeve 31 includes a first portion 311 and a second portion 312, one end of the first portion 311 is connected with the three-way head 33, the other end of the first portion 311 is connected with the second portion 312, the first portion 311 is provided with a first external thread 3111, the second portion 312 is provided with a plurality of first latch teeth 3121, the second sleeve 32 includes a third portion 321 and a fourth portion 322, the fourth portion 322 is connected with the third portion 321, the third portion 321 is provided with a first internal thread 3211, a cavity of the fourth portion 322 is in a circular truncated cone-shaped structure, the first external thread 3211 is matched with the first internal thread, and the plurality of first latch teeth 3121 are all matched with an inner wall of the fourth portion 322. In practical application, the telescopic rod 1 in the tripod sequentially passes through the second sleeve 32, the first sleeve 31 and the three-fork head 33; three vertical legs 5 of the tripod are hinged with a three-fork head 33; in operation, the second sleeve 32 is held by a hand to rotate, so that the third part 321 is screwed and locked with the first part 311, the plurality of first latch teeth 3121 in the second part 312 are elastically deformed towards the central axis of the first sleeve 31 under the pressure of the inner wall of the fourth part 322, and the telescopic rod 1 in the tripod is clamped, so that the position of the three-fork head 33 is kept fixed; when the relative position of the three-prong 33 and the telescopic rod 1 needs to be adjusted, only the second sleeve 32 needs to be rotated reversely, so that the pressure applied to the first latch 3121 from the inner wall of the fourth portion 322 is gradually reduced, the plurality of first latches 3121 recover to deform, and the telescopic rod 1 is loosened, so that the fixed position of the three-prong 33 can be adjusted.

Preferably, the third portion 321 has a size greater than that of the first portion 311. This design is advantageous for achieving the screwing of the third portion 321 with the first portion 311.

Preferably, the end of the second portion 312 is hollow frustoconical. In practical application, the end parts of the first clamping teeth 3121 are combined into a hollow circular truncated cone structure, and the structural design is favorable for clamping and fixing the small-diameter pipe barrel 11.

Preferably, the plurality of first latches 3121 are distributed in a circumferential array. The structural design is favorable for realizing connection.

Preferably, the outer surface of the second sleeve 32 is provided with a first non-slip structure 323. In practical applications, the second sleeve 32 is held by hand to rotate, and the first anti-slip structure 323 is beneficial to increase friction and facilitate operation.

Preferably, the first anti-slip structure 323 is a groove and/or a protrusion. In practical applications, the shape of the first anti-slip structure 323 may be various, and may be flexibly configured according to practical situations.

Preferably, the number of the first anti-slip structures 323 is at least 2, and the plurality of first anti-slip structures 323 are uniformly distributed on the outer surface of the second sleeve 32. This configuration is advantageous to increase the friction when the second sleeve 32 is held by the hand.

Preferably, the bottom of the three-pronged head 33 is provided with a through hole 331, which communicates with the cavity of the first sleeve 31. This design facilitates the passage of the telescopic rod 1 in a tripod.

Preferably, three clamping grooves 332 are uniformly formed in the side surface of the three-prong 33, and clamping holes 3321 are formed in the side surfaces of the three clamping grooves 332. This design facilitates the articulation of the three legs of the tripod with the spider 33.

Preferably, the third prong 33, the first portion 311, and the second portion 312 are integrally formed, and the third portion 321 and the fourth portion 322 are integrally formed. In practical applications, the three-prong head 33, the first sleeve 31, and the second sleeve 32 are preferably injection molded, which can improve the production efficiency.

Preferably, the collar comprises a third sleeve 61 and a fourth sleeve 62, the third sleeve 61 is screwed with the fourth sleeve 62, the third sleeve 61 comprises a fifth part 611 and a sixth part 612, the sixth part 612 is connected with the fifth part 611, the fifth part 611 is provided with a second external thread 6111, the sixth part 612 is provided with a plurality of second latch teeth 6121, the fourth sleeve 62 comprises a seventh part 621 and an eighth part 622, the eighth part 622 is connected with the seventh part 621, the seventh part 621 is provided with a second internal thread 6211, the cavity of the eighth part 622 is in a circular truncated cone structure, the second external thread 6111 is matched with the second internal thread 6211, and the plurality of second latch teeth 6121 are matched with the inner wall of the eighth part 622. In practical application, the fifth part 611 is sleeved at the end of the large-diameter tube 11 in the tripod, the end of the small-diameter tube 11 sequentially passes through the eighth part 622, the seventh part 621 and the sixth part 612 to enter the large-diameter tube 11, and the small-diameter tube 11 stretches back and forth in the large-diameter tube 11, so that the height of the tripod is adjusted; in operation, the fourth sleeve 62 is held by hand to rotate, so that the seventh part 621 and the fifth part 611 are screwed and locked, the plurality of second latch teeth 6121 in the sixth part 612 are elastically deformed towards the central axis of the third sleeve 61 under the pressure action of the inner wall of the eighth part 622 to clamp the small-diameter tube 11, and the relative positions of the adjacent large-diameter tube 11 and the adjacent small-diameter tube 11 are kept fixed; when the relative position of the large-diameter tube 11 and the small-diameter tube 11 needs to be adjusted, only the fourth sleeve 62 needs to be rotated reversely, so that the pressure from the inner wall of the eighth portion 622, which is received by the second latch 6121, is gradually reduced, the plurality of second latches 6121 recover deformation, and the small-diameter tube 11 is loosened, so that the small-diameter tube 11 can be adjusted in a telescopic manner.

Preferably, the size of the seventh portion 621 is larger than the size of the fifth portion 611. This design is advantageous to achieve the screwing of the seventh part 621 with the fifth part 611.

Preferably, the end of the sixth portion 612 is in a hollow truncated cone structure. In practical application, the end parts of the second clamping teeth 6121 form a hollow circular truncated cone structure, and the structure design is favorable for clamping and fixing the small-diameter pipe barrel 11.

Preferably, the plurality of second latch teeth 6121 are distributed in a circumferential array. The structural design is favorable for realizing connection.

Preferably, the outer surface of the fourth sleeve 62 is provided with a second anti-slip structure 623. In practical applications, the fourth sleeve 62 is held by hand to rotate, and the second anti-slip structure 623 is beneficial to increase friction force and facilitate operation.

Preferably, the second anti-slip structure 623 is a groove and/or a protrusion. In practical applications, the shape of the second anti-slip structure 623 can be various, and can be flexibly set according to practical situations.

Preferably, the number of the second anti-slip structures 623 is at least 2, and a plurality of the second anti-slip structures 623 are uniformly distributed on the outer surface of the fourth sleeve 62. This configuration is advantageous to increase the friction when gripping the fourth sleeve 62 by hand.

Preferably, the fifth portion 611 is integrally formed with the sixth portion 612, and the seventh portion 621 is integrally formed with the eighth portion 622. In practical applications, the third sleeve 61 and the fourth sleeve 62 are preferably injection molded, and this way of production can improve the production efficiency.

Preferably, the bottom of the fifth part 611 is provided with a snap projection 6112. This structural design facilitates the mounting of the third sleeve 61 on the large diameter tube 11 by means of the snap projection 6112.

Preferably, the cross-sectional shape of the snap projection 6112 is at least one of a semicircle, a sector, a ring, and a polygon. In practical applications, the shape of the snap projection 6112 may be various, and may be flexibly set according to practical situations.

The utility model discloses a theory of operation is: in the working process, the bottoms of the three stand feet 5 are pulled apart, according to the principle that three points determine a plane, the bottom ends of the three stand feet 5 form a plane support, so that the overall tripod is stably positioned, the relative position between the three-fork joint 3 and the telescopic rod 1 is kept fixed by locking the three-fork joint 3, the height of the tripod is adjusted by adjusting the relative position of pipe barrels 11 with different diameters in the telescopic rod 1, the adjacent pipe barrels 11 are clamped and fixed by the binding sleeves 6, and a camera is fixed on the frame head 4 for shooting; in practical application, the telescopic rod 1 in the tripod sequentially penetrates through the second sleeve 32, the first sleeve 31 and the three-fork head 33; three vertical legs 5 of the tripod are hinged with a three-fork head 33; in operation, the second sleeve 32 is held by a hand to rotate, so that the third part 321 is screwed and locked with the first part 311, the plurality of first latch teeth 3121 in the second part 312 are elastically deformed towards the central axis of the first sleeve 31 under the pressure of the inner wall of the fourth part 322, and the telescopic rod 1 in the tripod is clamped, so that the position of the three-fork head 33 is kept fixed; when the relative position of the three-fork head 33 and the telescopic rod 1 needs to be adjusted, only the second sleeve 32 needs to be rotated reversely, so that the pressure applied to the first latch 3121 from the inner wall of the fourth portion 322 is gradually reduced, the plurality of first latches 3121 recover deformation, and the telescopic rod 1 is loosened, so that the fixed position of the three-fork head 33 can be adjusted; in practical application, the fifth part 611 is sleeved at the end of the large-diameter tube 11 in the tripod, the end of the small-diameter tube 11 sequentially passes through the eighth part 622, the seventh part 621 and the sixth part 612 to enter the large-diameter tube 11, and the small-diameter tube 11 stretches back and forth in the large-diameter tube 11, so that the height of the tripod is adjusted; in operation, the fourth sleeve 62 is held by hand to rotate, so that the seventh part 621 and the fifth part 611 are screwed and locked, the plurality of second latch teeth 6121 in the sixth part 612 are elastically deformed towards the central axis of the third sleeve 61 under the pressure action of the inner wall of the eighth part 622 to clamp the small-diameter tube 11, and the relative positions of the adjacent large-diameter tube 11 and the adjacent small-diameter tube 11 are kept fixed; when the relative position of the large-diameter tube 11 and the small-diameter tube 11 needs to be adjusted, only the fourth sleeve 62 needs to be rotated reversely, so that the pressure from the inner wall of the eighth portion 622, which is received by the second latch 6121, is gradually reduced, the plurality of second latches 6121 recover deformation, and the small-diameter tube 11 is loosened, so that the small-diameter tube 11 can be adjusted in a telescopic manner. This tripod uses a telescopic link 1 to adjust the height in a flexible way, and adjusts the convenience, and the location is stable, convenient to use, and the practicality is strong.

While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims (10)

1. A tripod, characterized in that: including telescopic link (1), fixed block (2), trident joint (3), frame head (4) and three upright foot (5), fixed block (2) with the bottom of telescopic link (1) is connected, frame head (4) with the top of telescopic link (1) is connected, trident joint (3) cover is located telescopic link (1), telescopic link (1) is provided with the different bobbin (11) of multistage diameter, and the multistage diameter is different the connection is established to bobbin (11) cover, and is adjacent bobbin (11) are through restrainting cover (6) joint, and is three the top of founding foot (5) all with trident joint (3) are articulated, and are three the middle part of founding foot (5) all through connecting rod (7) of difference with fixed block (2) are articulated.

2. A tripod according to claim 1, wherein: the three-way joint (3) comprises a first sleeve (31), a second sleeve (32) and a three-way head (33), one end of the first sleeve (31) is connected with the three-way head (33), the other end of the first sleeve (31) is in threaded connection with the second sleeve (32), the first sleeve (31) comprises a first part (311) and a second part (312), one end of the first part (311) is connected with the three-way head (33), the other end of the first part (311) is connected with the second part (312), the first part (311) is provided with a first external thread (3111), the second part (312) is provided with a plurality of first latch teeth (3121), the second sleeve (32) comprises a third part (321) and a fourth part (322), the fourth part (322) is connected with the third part (321), the third part (321) is provided with a first internal thread (3211), the cavity of the fourth portion (322) is of a circular truncated cone structure, the first external thread (3111) is matched with the first internal thread (3211), and the first latches (3121) are matched with the inner wall of the fourth portion (322).

3. A tripod according to claim 2, wherein: the end part of the second part (312) is in a hollow round platform structure.

4. A tripod according to claim 2, wherein: the outer surface of the second sleeve (32) is provided with a first anti-slip structure (323).

5. A tripod according to claim 2, wherein: the bottom of the three-fork head (33) is provided with a through hole (331), and the through hole is communicated with the cavity of the first sleeve (31).

6. A tripod according to claim 2, wherein: the side of three jaw (33) evenly is provided with three draw-in groove (332), and three the side of draw-in groove (332) all is provided with card hole (3321).

7. A tripod according to claim 1, wherein: the collar (6) comprises a third sleeve (61) and a fourth sleeve (62), the third sleeve (61) being in threaded connection with the fourth sleeve (62), the third sleeve (61) comprising a fifth portion (611) and a sixth portion (612), the sixth portion (612) is connected with the fifth portion (611), the fifth portion (611) is provided with a second external thread (6111), the sixth portion (612) is provided with a plurality of second latches (6121), the fourth sleeve (62) comprises a seventh portion (621) and an eighth portion (622), the eighth portion (622) is connected with the seventh portion (621), the seventh portion (621) being provided with a second internal thread (6211), the cavity of the eighth part (622) is of a circular truncated cone structure, the second external thread (6111) is matched with the second internal thread (6211), and the second clamping teeth (6121) are matched with the inner wall of the eighth part (622).

8. A tripod according to claim 7, wherein: the end part of the sixth part (612) is in a hollow round table structure.

9. A tripod according to claim 7, wherein: the outer surface of the fourth sleeve (62) is provided with a second anti-slip structure (623).

10. A tripod according to claim 7, wherein: the bottom of the fifth part (611) is provided with a clamping protrusion (6112).

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