CN212565130U

CN212565130U - Angle adjusting mechanism of tripod

Info

Publication number: CN212565130U
Application number: CN202021081730.6U
Authority: CN
Inventors: 徐丹; 韩利民
Original assignee: Guangze County Minsheng Surveying And Mapping Apparatus Co ltd
Current assignee: Guangze County Minsheng Surveying And Mapping Apparatus Co ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-02-19
Anticipated expiration: 2030-06-12

Abstract

The utility model discloses an angle adjustment mechanism of tripod, including fixed establishment, fixed establishment includes mount pad, mount, still includes adjustment mechanism, slewing mechanism, adjustment mechanism fixes around the fixed establishment, contained angle between the adjustment mechanism is 120, the adjustment mechanism outside has rotatable slewing mechanism through the key-type connection. The utility model discloses the ejector pin cooperation is used among restriction cover and the adjustment mechanism among the slewing mechanism, is of value to the angle of the regulation tripod of small angle and still has more stable function when fixed.

Description

Angle adjusting mechanism of tripod

Technical Field

The utility model relates to a tripod technical field especially relates to the angle adjustment mechanism of tripod.

Background

Common consumers often ignore tripods when purchasing digital cameras, and in fact, skill shooting often cannot be assisted by tripods, such as night scene shooting, macro shooting and the like. The tripod plays a role which is not neglected by both amateur users and professional users, and the main role of the tripod is to stabilize the camera so as to achieve certain photographic effects. The tripod has a stable function and a telescopic function, the telescopic function is mainly realized by the telescopic action of the foot tubes, and the stable function is mainly realized by adjusting the angle between the foot tubes and the ground. The camera that can make on the tripod just can be in steady state with ground at the same angle to keep the three foot pipe of tripod, and the angle that will realize three foot pipes is unanimous then need be accomplished with the help of angle adjustment mechanism, and current angle adjustment mechanism generally all utilizes frictional force to fix the landing leg, sets up the security lower like this, also has to be equipped with the tooth outside the restriction cover, and such setting is unfavorable for the regulation of small angle to the structure is more complicated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an angle adjustment mechanism of tripod in order to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

angle adjustment mechanism of tripod, including fixed establishment, fixed establishment includes mount pad, mount, still includes adjustment mechanism, slewing mechanism, adjustment mechanism fixes around the fixed establishment, the contained angle between the adjustment mechanism is 120, the adjustment mechanism outside is connected with rotatable slewing mechanism through the bearing.

Preferably, adjustment mechanism includes fixed plate, sliding block, spring one, telescopic link, handle, ejector pin, spring two, square groove, fixed plate one end is fixed establishment is last, the fixed plate inboard has been seted up the square groove, telescopic link one end welding is in the square groove inboard, the welding of the telescopic link other end is in sliding block one side, the spring is established by one set the telescopic link outside, the handle welding is in the sliding block top, the sliding block is in slide in the square groove, the sliding block is close to 4 blind holes have been seted up in slewing mechanism's the one side, two one sides of spring bond in the blind hole, two opposite sides of spring weld by the ejector pin, the ejector pin is in the blind hole inboard slides.

Preferably, adjustment mechanism includes fixed plate, sliding block, ejector pin, spring two, square groove, rack, gear, rotor, fixed plate one end is fixed establishment is last, the fixed plate inboard has been seted up the square groove, sliding block sliding connection be in the square groove inboard, the sliding block is close to 4 blind holes have been seted up in slewing mechanism's the one side, two one sides of spring bond in the blind hole, two opposite sides of spring weld by the ejector pin, the ejector pin is in the inboard slip of blind hole, the welding of sliding block opposite side has the rack, the rack stretches into inside the mount, the gear with rack toothing connects, the gear passes through the round pin axle to be fixed inside the mount, rotor one end stretch into inside the mount, and with the gear key-type connection.

Preferably, the ejector rods are provided with 4 ejector rods, and 30-degree conical heads are arranged on one side of each ejector rod.

Preferably, the rotating mechanism comprises an installing head, a connecting plate, a limiting sleeve and a fixing rod, the installing head is welded between the connecting plates, the inner side of one end of the connecting plate is connected with the fixing rod through a key, and the outer side of the fixing rod is connected with the limiting sleeve through a key.

Preferably, the limiting sleeve is provided with a tapered groove on the outer side, and the included angle of the tapered groove is 30 degrees.

Preferably, the conical grooves are provided with 4 circles, each circle is provided with 24 conical grooves, and the difference of each circle is 3.75 degrees.

Preferably, the fixing frames are welded on the outer side of the mounting seat, and an included angle between every two adjacent fixing frames is 120 degrees.

Has the advantages that: the limiting sleeve in the rotating mechanism is matched with the ejector rod in the adjusting mechanism for use, so that the angle of the tripod can be adjusted at a small angle, and the tripod has a more stable function when being fixed.

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

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a first embodiment of an angle adjustment mechanism of a tripod according to the present invention;

figure 2 is a top view of a first embodiment of an angular adjustment mechanism of the tripod according to the present invention;

figure 3 is a cross-sectional view a-a of a first embodiment of an angular adjustment mechanism of a tripod according to the present invention;

figure 4 is a schematic structural view of a second embodiment of the angular adjustment mechanism of the tripod according to the present invention;

figure 5 is a cross-sectional view a-a of a second embodiment of the angular adjustment mechanism of the tripod according to the present invention.

The reference numerals are explained below:

1. a fixing mechanism; 2. an adjustment mechanism; 3. a rotating mechanism; 101. a mounting seat; 102. a fixed mount; 201. a fixing plate; 202. a slider; 203. a first spring; 204. a telescopic rod; 205. a handle; 206. a top rod; 207. a second spring; 2011. a square groove; 21. a rack; 22. a gear; 23. rotating the head; 301. a mounting head; 302. a connecting plate; 303. a restraining sleeve; 304. fixing the rod; 3031. and (4) a tapered groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

As shown in fig. 1, 2 and 3, the angle adjusting mechanism of the tripod comprises a fixing mechanism 1, the fixing mechanism 1 comprises a mounting seat 101 and a fixing frame 102, and further comprises an adjusting mechanism 2 and a rotating mechanism 3, the adjusting mechanism 2 is fixed around the fixing mechanism 1, an included angle between the adjusting mechanisms 2 is 120, the outer side of the adjusting mechanism 2 is connected with the rotating mechanism 3 which can rotate through a bearing, the adjusting mechanism 2 comprises a fixing plate 201, a sliding block 202, a first spring 203, an expansion link 204, a handle 205, a push rod 206, a second spring 207 and a square groove 2011, one end of the fixing plate 201 is fixed on the fixing mechanism 1, the fixing plate 201 is used for connecting the fixing frame 102 and the sliding block 202, the square groove 2011 is formed in the inner side of the fixing plate 201, the square groove 2011 is used for fixing the expansion link 204 and preventing the sliding block 202 from rotating, one end of the, the other end of the telescopic rod 204 is welded on one side of the sliding block 202, the sliding block 202 is used for fixing the second spring 207 and controlling the direction of the top rod 206, the first spring 203 is sleeved outside the telescopic rod 204, the first spring 203 is used for extruding the sliding block 202, the handle 205 is welded above the sliding block 202, the sliding block 202 slides in the square groove 2011, one side, close to the rotating mechanism 3, of the sliding block 202 is provided with 4 blind holes, one side of the second spring 207 is bonded in the blind holes, the second spring 207 is used for extruding the top rod 206, the other side of the second spring 207 is welded by the top rod 206, the top rod 206 is used for preventing the limiting sleeve 303 from rotating, the top rod 206 slides inside the blind holes, the top rod 206 is provided with 4, one side is provided with 30-degree conical heads, the rotating mechanism 3 comprises a mounting head 301, a connecting plate 302, the connecting plate 302 is used for connecting the mounting head 301 and the fixing rod 304, the outer side of the middle of the fixing rod 304 is connected with the limiting sleeve 303 through a key, the fixing rod 304 is used for fixing the limiting sleeve 303, a tapered groove 3031 is formed in the outer side of the limiting sleeve 303, the included angle of the tapered groove 3031 is 30 degrees, 4 circles of the tapered groove 3031 are arranged, 24 tapered grooves 3031 are arranged in each circle, the difference of each circle is 3.75 degrees, the fixing frame 102 is welded to the outer side of the mounting seat 101, and the included angle between the adjacent fixing frames 102 is 120 degrees.

In the above structure, when the angle needs to be adjusted, the handle 205 is pushed upwards first, the handle 205 drives the sliding block 202 to move, the movement of the sliding block 202 enables the first spring 203 to contract, the second spring 207 to release pressure and drive the push rod 206 to be separated from the limiting sleeve 303, at this time, the angle of the mounting head 301 can be adjusted, after the angle of the mounting head 301 is adjusted, the handle 205 is released slowly, the first spring 203 releases pressure and extrudes the sliding block 202 to move, so that the second spring 207 is extruded, the second spring 207 extrudes the push rod 206 to enable the push rod 206 to push against the limiting sleeve 303, wherein one push rod 206 extends into the tapered groove 3031 to fix the position of the limiting sleeve 303.

Example 2

As shown in fig. 4 and 5, embodiment 2 differs from embodiment 1 in that: the adjusting mechanism 2 comprises a fixing plate 201, a sliding block 202, a top rod 206, a second spring 207, a square groove 2011, a rack 21, a gear 22 and a rotating head 23, one end of the fixing plate 201 is fixed on the fixing mechanism 1, the fixing plate 201 is used for connecting the fixing frame 102 and the sliding block 202, the square groove 2011 is formed in the inner side of the fixing plate 201 and used for controlling the moving direction of the sliding block 202, the sliding block 202 is connected to the inner side of the square groove 2011 in a sliding mode, 4 blind holes are formed in one side, close to the rotating mechanism 3, of the sliding block 202, one side of the second spring 207 is bonded in the blind holes, the second spring 207 is used for extruding the top rod 206, the top rod 206 is welded to the other side of the second spring 207, the top rod 206 is used for preventing the limiting sleeve 303 from rotating, the sliding block 206 slides in the inner side of the blind holes, the gear 22 drives the rack 21 to move, the gear 22 is fixed inside the fixing frame 102 through a pin shaft, one end of the rotating head 23 extends into the fixing frame 102 and is connected with the gear 22 in a key mode, and the rotating head 23 is used for driving the gear 22 to rotate.

In the above-mentioned structure, when needing angle adjustment, at first rotate and rotate head 23, it drives gear 22 to rotate head 23, gear 22 drives rack 21 and moves, and then make sliding block 202 move, the removal of sliding block 202 makes two springs 207 release pressure and drive ejector pin 206 and break away from the restriction cover 303, alright this moment with the angle of adjusting installation head 301, after the angle of adjustment installation head 301, reversal rotation head 23, make rack 21 drive sliding block 202 and move, sliding block 202 extrusion spring two 207 this moment, two springs 207 extrusion ejector pin 206 make ejector pin 206 withstand the restriction cover 303, wherein one ejector pin 206 stretches into in the tapered slot 3031, the position of fixed restriction cover 303.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Angle adjustment mechanism of tripod, including fixed establishment (1), fixed establishment (1) is including mount pad (101), mount (102), its characterized in that: still include adjustment mechanism (2), slewing mechanism (3), adjustment mechanism (2) are fixed around fixed establishment (1), contained angle between adjustment mechanism (2) is 120 degrees, the adjustment mechanism (2) outside is connected with rotatable slewing mechanism (3) through the bearing.

2. An angular adjustment mechanism for a tripod according to claim 1, wherein: the adjusting mechanism (2) comprises a fixing plate (201), a sliding block (202), a first spring (203), an expansion link (204), a handle (205), an ejector rod (206), a second spring (207) and a square groove (2011), one end of the fixing plate (201) is fixed on the fixing mechanism (1), the square groove (2011) is formed in the inner side of the fixing plate (201), one end of the expansion link (204) is welded in the inner side of the square groove (2011), the other end of the expansion link (204) is welded on one side of the sliding block (202), the first spring (203) is sleeved on the outer side of the expansion link (204), the handle (205) is welded above the sliding block (202), the sliding block (202) slides in the square groove (2011), one side of the sliding block (202) close to the rotating mechanism (3) is provided with 4 blind holes, one side of the second spring (207) is bonded in the blind holes, the other side of the second spring (207) is welded with the ejector rod (206), and the ejector rod (206) slides inside the blind hole.

3. An angular adjustment mechanism for a tripod according to claim 1, wherein: adjusting mechanism (2) includes fixed plate (201), sliding block (202), ejector pin (206), spring two (207), square groove (2011), rack (21), gear (22), rotating head (23), fixed plate (201) one end is fixed on fixed mechanism (1), fixed plate (201) inboard has been seted up square groove (2011), sliding block (202) sliding connection in square groove (2011) inboard, sliding block (202) are close to seted up 4 blind holes on the one side of slewing mechanism (3), bond in the blind hole spring two (207) one side, spring two (207) opposite side welding by ejector pin (206), ejector pin (206) are in the inboard slip of blind hole, sliding block (202) opposite side welding has rack (21), rack (21) stretch into inside mount (102), the gear (22) is meshed with the rack (21) and connected with the rack, the gear (22) is fixed inside the fixed frame (102) through a pin shaft, and one end of the rotating head (23) extends into the fixed frame (102) and is connected with the gear (22) in a key mode.

4. A tripod angular adjustment mechanism according to claim 2 or 3, wherein: the ejector rods (206) are provided with 4 ejector rods, and 30-degree conical heads are arranged on one side of each ejector rod.

5. An angular adjustment mechanism for a tripod according to claim 1, wherein: the rotating mechanism (3) comprises a mounting head (301), a connecting plate (302), a limiting sleeve (303) and a fixing rod (304), wherein the mounting head (301) is welded between the connecting plates (302), the inner side of one end of each connecting plate (302) is connected with the fixing rod (304) through a key, and the outer side of the fixing rod (304) is connected with the limiting sleeve (303) through a key.

6. An angular adjustment mechanism for a tripod according to claim 5, wherein: a tapered groove (3031) is formed in the outer side of the limiting sleeve (303), and the included angle of the tapered groove (3031) is 30 degrees.

7. An angular adjustment mechanism for a tripod according to claim 6, wherein: the conical grooves (3031) are provided with 4 circles, each circle is provided with 24 conical grooves (3031), and the difference of each circle is 3.75 degrees.

8. An angular adjustment mechanism for a tripod according to claim 1, wherein: the fixing frames (102) are welded on the outer side of the mounting base (101), and the included angle between every two adjacent fixing frames (102) is 120 degrees.