CN114673902B - Tripod capable of stepless adjusting angle of supporting leg - Google Patents
Tripod capable of stepless adjusting angle of supporting leg Download PDFInfo
- Publication number
- CN114673902B CN114673902B CN202210466113.5A CN202210466113A CN114673902B CN 114673902 B CN114673902 B CN 114673902B CN 202210466113 A CN202210466113 A CN 202210466113A CN 114673902 B CN114673902 B CN 114673902B
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- Prior art keywords
- hole
- supporting leg
- section
- elastic
- end part
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention provides a tripod capable of steplessly adjusting angles of supporting legs, which comprises a rotary tripod head, a base, supporting legs, pin shafts and a cap, wherein the rotary tripod head is arranged on the base; the axial hole wall of the upper end part of the supporting leg is provided with a notch which is parallel to and communicated with the axial hole, the periphery of the upper end part of the supporting leg is provided with a locking piece, and radial extrusion force can be applied to the upper end part of the supporting leg when the locking piece moves upwards, so that the axial hole wall of the upper end part of the supporting leg is tightly held by a pin shaft due to extrusion deformation, and thus, the friction force enough to meet the shooting load can be generated, and the supporting leg can provide supporting force when being unfolded to any angle.
Description
Technical Field
The invention relates to a bracket for supporting photographic, photographic or mapping equipment, in particular to a tripod capable of steplessly adjusting the angle of a supporting foot.
Background
Tripod is commonly used to provide support for photographic, video or surveying equipment, and during the shooting process, the support angle of each support leg often needs to be adjusted according to different terrains. In the prior art, most tripods realize angle adjustment by gear clamping, and the number of gears is generally two or three, so that the support angle of the support foot is limited.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the tripod capable of steplessly adjusting the angle of the supporting leg, so that the supporting leg can provide supporting force when being unfolded to any angle.
In order to solve the technical problems, the technical scheme of the invention is as follows: the tripod comprises a rotary tripod head, a base, supporting legs, pin shafts and a cap, wherein the rotary tripod head is arranged on the base, the three supporting legs are hinged with the base through the pin shafts, the base is provided with three U-shaped parts with shaft holes, the upper end parts of the supporting legs are provided with radial shaft holes, the upper end parts of the supporting legs are embedded into the U-shaped parts of the base, and one end of each pin shaft penetrates out of the shaft holes of the U-shaped parts of the base and the shaft holes of the upper end parts of the supporting legs and then is screwed with the cap; the axial hole wall of the upper end part of the supporting leg is provided with a notch which is parallel to and communicated with the axial hole, the periphery of the upper end part of the supporting leg is provided with a locking piece, and radial extrusion force can be applied to the upper end part of the supporting leg when the locking piece moves upwards, so that the axial hole wall of the upper end part of the supporting leg is tightly held by a pin shaft due to extrusion deformation.
In the above technical scheme, because the hole wall of the shaft hole at the upper end part of the supporting leg is provided with the notch which is parallel to and communicated with the shaft hole, and the periphery of the upper end part of the supporting leg is provided with the locking piece, when the supporting leg is unfolded to a certain angle to be fixed, the locking piece is upwards moved to apply radial extrusion force to the upper end part of the supporting leg, so that the hole wall of the shaft hole at the upper end part of the supporting leg is tightly held by the pin shaft due to extrusion deformation, the friction force enough to meet the photographic load can be generated, and the supporting leg can provide supporting force when being unfolded to any angle.
In one embodiment, the support leg comprises a foot rest tube, an elastic winch body and a locking nut; the elastic winch body is divided into a thread section at the lower part and an inverted cone section at the upper part, the upper end of the inverted cone section is provided with a radial shaft hole, and a notch which is parallel to and communicated with the shaft hole is arranged at the position of the hole wall of the shaft hole downwards; the locking nut is divided into a large screw hole section, a small screw hole section and a bell mouth section from bottom to top, and a step surface is formed between the large screw hole section and the small screw hole section; the screw thread section at the lower part of the elastic winch body is meshed with the small screw hole section of the locking nut, a clamp spring or a baffle is arranged at the lower end part of the elastic winch body after penetrating out of the small screw hole section of the locking nut, and the inverted cone section at the upper part of the elastic winch body is matched with the horn mouth section of the locking nut; the large screw hole section at the lower end of the lock nut is in threaded connection with the upper end part of the foot rest pipe.
In one embodiment, the inverted cone section of the elastic twisting body is provided with a radial shaft hole and a small round hole parallel to the shaft hole, the shaft hole is communicated with the small round hole through a strip-shaped hole, and the small round hole and the strip-shaped hole are through holes.
In one embodiment, the lower end of the elastic winch body is provided with a baffle plate on the end face of the elastic winch body after penetrating out of the small screw hole section of the locking nut, and the baffle plate is round and is arranged on the end face of the lower end of the elastic winch body through a screw.
In one embodiment, the upper end surface of the elastic hinge body is arched.
Drawings
FIG. 1 is a schematic view of the overall structure of a tripod according to an embodiment of the present invention;
FIG. 2 is a schematic top view of FIG. 1;
FIG. 3 is a cross-sectional view taken along line A-A in FIG. 2;
fig. 4 is a schematic diagram of a connection structure between a supporting leg and a pin in an embodiment of the present invention;
FIG. 5 is a schematic view of the support leg of FIG. 4;
FIG. 6 is a schematic cross-sectional view of a support leg strap clip spring according to an embodiment of the present invention;
FIG. 7 is a schematic cross-sectional view of a support leg baffle in an embodiment of the present invention;
the reference numerals are:
10-rotating cradle head 20-base 30-supporting leg
31-foot rest tube 32-elastic twisting body 33-locking nut
34-snap spring 35-baffle 36-shaft hole
37-small round hole 38-bar hole 40-pin shaft
50-cap.
Detailed Description
The invention will be further described with reference to examples and drawings, to which reference is made, but which are not intended to limit the scope of the invention.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, mechanically or electrically connected, may be in communication with each other between two elements, may be directly connected, or may be indirectly connected through an intermediate medium, and the specific meaning of the terms may be understood by those skilled in the art according to circumstances.
As shown in fig. 1 to 5, the preferred embodiments of the present invention are: the tripod comprises a rotary tripod head 10, a base 20, supporting legs 30, a pin shaft 40 and a cap 50, wherein the rotary tripod head 10 is arranged on the base 20, the base 20 is provided with three U-shaped parts with shaft holes, the upper end parts of the three supporting legs 30 are respectively provided with radial shaft holes, after the upper end parts of the supporting legs 30 are embedded into the U-shaped parts of the base 20, one end of the pin shaft 40 penetrates out of the shaft holes of the U-shaped parts of the base 20 and the shaft holes of the upper end parts of the supporting legs 30, and then the cap 50 is screwed on, so that the three supporting legs 30 can respectively rotate around the pin shaft 40.
As shown in fig. 6 and 7, the supporting leg 30 in the present embodiment includes a leg tube 31, an elastic hinge body 32, and a lock nut 33; the elastic twisting body 32 is divided into a lower threaded section and an upper inverted cone section, the upper end of the inverted cone section is provided with a radial shaft hole 36, the hole wall of the shaft hole 36 is provided with a notch which is parallel to and communicated with the shaft hole 36, and the upper end face of the elastic twisting body is arched; the lock nut 33 is divided into a large screw hole section, a small screw hole section and a bell mouth section from bottom to top, and a step surface is formed between the large screw hole section and the small screw hole section; the screw thread section at the lower part of the elastic winch body 32 is meshed with the small screw hole section of the lock nut, the clamp spring 34 or the baffle 35 is arranged at the lower end part of the elastic winch body 32 after penetrating out of the small screw hole section of the lock nut 33, the baffle 35 can be arranged on the end surface of the lower end part of the elastic winch body 32 through a screw, and the inverted cone section at the upper part of the elastic winch body 32 is matched with the horn mouth section of the lock nut 33; the large screw hole section at the lower end of the lock nut 33 is in threaded connection with the upper end of the foot rest tube 31.
As shown in fig. 6 and 7, as a preferable scheme, the inverted cone section of the elastic hinge body 31 is provided with a radial shaft hole 36 and a small round hole 37 parallel to the shaft hole, the shaft hole 36 and the small round hole 37 are communicated through a strip-shaped hole 38, and the small round hole 37 and the strip-shaped hole 38 are through holes.
When the tripod supporting leg angle adjusting device is used, firstly, the lock nut 33 is unscrewed, then the tripod tube 31 is rotated to a required angle along the pin shaft 40 through the elastic winch body 32, and then, the lock nut 33 is screwed down, so that the elastic winch body 32 generates certain deformation, and further, the pin shaft 40 is tightly held to generate friction force enough to meet the shooting load, and the aim of stepless adjustment of the tripod supporting leg angle is achieved.
The foregoing embodiments are preferred embodiments of the present invention, and in addition, the present invention may be implemented in other ways, and any obvious substitution is within the scope of the present invention without departing from the concept of the present invention.
In order to facilitate understanding of the improvements of the present invention over the prior art, some of the figures and descriptions of the present invention have been simplified, and some other elements have been omitted from this document for clarity, as will be appreciated by those of ordinary skill in the art.
Claims (4)
1. The utility model provides a tripod of stepless adjustment supporting leg angle, includes rotatory cloud platform (10), base (20), supporting leg (30), round pin axle (40) and lid (50), rotatory cloud platform (10) are installed on base (20), and three supporting leg (30) are articulated with the base through round pin axle (40), its characterized in that: the base (20) is provided with three U-shaped parts with shaft holes, the upper end parts of the supporting legs (30) are provided with radial shaft holes (36), the upper end parts of the supporting legs (30) are embedded into the U-shaped parts of the base (20), and one end of the pin shaft (40) penetrates out of the shaft holes of the U-shaped parts of the base (20) and the shaft holes of the upper end parts of the supporting legs (30) and then is screwed with the cap (40); the hole wall of the shaft hole (36) at the upper end part of the supporting leg (30) is provided with a notch which is parallel to and communicated with the shaft hole (36), the periphery of the upper end part of the supporting leg (30) is provided with a locking piece, and the locking piece can apply radial extrusion force to the upper end part of the supporting leg (30) when moving upwards, so that the hole wall of the shaft hole at the upper end part of the supporting leg (30) is tightly held by a pin shaft (40) due to extrusion deformation, and the locking piece is a locking nut (33); the supporting leg (30) comprises a foot rest tube (31), an elastic winch body (32) and a locking nut (33); the elastic winch body (32) is divided into a thread section at the lower part and an inverted cone section at the upper part, the upper end of the inverted cone section is provided with a radial shaft hole (36), and a notch which is parallel to and communicated with the shaft hole is arranged at the position of the hole wall of the shaft hole (36) facing downwards; the locking nut (33) is divided into a large screw hole section, a small screw hole section and a horn mouth section from bottom to top, and a step surface is formed between the large screw hole section and the small screw hole section; the screw thread section at the lower part of the elastic winch body (32) is meshed with the small screw hole section of the locking nut (33), a clamp spring (34) or a baffle (35) is arranged at the lower end part of the elastic winch body (32) after the lower end part of the elastic winch body (32) passes out of the small screw hole section of the locking nut (33), and the inverted cone section at the upper part of the elastic winch body (32) is matched with the horn mouth section of the locking nut (33); the large screw hole section at the lower end of the lock nut (33) is in threaded connection with the upper end part of the foot rest pipe (31).
2. The tripod of claim 1 for stepless adjustment of the angle of the support leg, wherein: the inverted cone section of the elastic winch body (32) is provided with a radial shaft hole (36) and a small round hole (37) parallel to the shaft hole (36), the shaft hole (36) is communicated with the small round hole (37) through a strip-shaped hole (38), and the small round hole (37) and the strip-shaped hole (38) are through holes.
3. Tripod for the stepless adjustment of the angle of the supporting feet according to claim 1 or 2, characterized in that: the lower end part of the elastic winch body (32) is provided with a baffle plate (35) on the end surface after penetrating out from the small screw hole section of the lock nut (33), the baffle plate (35) is round and is arranged on the end surface of the lower end part of the elastic winch body (32) through a screw.
4. Tripod for the stepless adjustment of the angle of the supporting feet according to claim 1 or 2, characterized in that: the upper end face of the elastic winch body (32) is arched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210466113.5A CN114673902B (en) | 2022-04-29 | 2022-04-29 | Tripod capable of stepless adjusting angle of supporting leg |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210466113.5A CN114673902B (en) | 2022-04-29 | 2022-04-29 | Tripod capable of stepless adjusting angle of supporting leg |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114673902A CN114673902A (en) | 2022-06-28 |
| CN114673902B true CN114673902B (en) | 2023-05-26 |
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ID=82080056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210466113.5A Active CN114673902B (en) | 2022-04-29 | 2022-04-29 | Tripod capable of stepless adjusting angle of supporting leg |
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| Country | Link |
|---|---|
| CN (1) | CN114673902B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010130169A1 (en) * | 2009-05-15 | 2010-11-18 | 威宝摄影器材有限公司 | A portable photographic stand |
| CN209818496U (en) * | 2019-02-18 | 2019-12-20 | 张苗淼 | Anti-loosening and clamping combined nut |
| CN210839689U (en) * | 2019-12-27 | 2020-06-23 | 重庆市勤诚兴科技有限公司 | Desktop tripod |
| CN213345898U (en) * | 2020-08-24 | 2021-06-04 | 浙江嘉佑医疗器械有限公司 | Low incisura vertebral lamina hook |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213345900U (en) * | 2020-08-24 | 2021-06-04 | 浙江嘉佑医疗器械有限公司 | Low-incisura pedicle screw |
-
2022
- 2022-04-29 CN CN202210466113.5A patent/CN114673902B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010130169A1 (en) * | 2009-05-15 | 2010-11-18 | 威宝摄影器材有限公司 | A portable photographic stand |
| CN209818496U (en) * | 2019-02-18 | 2019-12-20 | 张苗淼 | Anti-loosening and clamping combined nut |
| CN210839689U (en) * | 2019-12-27 | 2020-06-23 | 重庆市勤诚兴科技有限公司 | Desktop tripod |
| CN213345898U (en) * | 2020-08-24 | 2021-06-04 | 浙江嘉佑医疗器械有限公司 | Low incisura vertebral lamina hook |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114673902A (en) | 2022-06-28 |
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