CN219465981U - Ball head locking structure - Google Patents
Ball head locking structure Download PDFInfo
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- CN219465981U CN219465981U CN202320579295.7U CN202320579295U CN219465981U CN 219465981 U CN219465981 U CN 219465981U CN 202320579295 U CN202320579295 U CN 202320579295U CN 219465981 U CN219465981 U CN 219465981U
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- locking
- shell
- mounting plate
- ball head
- unlocking
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Abstract
The utility model relates to the technical field of workpiece clamping devices, in particular to a ball head locking structure, which comprises a mounting plate and a shell, wherein a mounting hole capable of accommodating a ball head is formed in the center of the mounting plate, a connecting column is arranged on the mounting hole, the mounting hole penetrates through the connecting column, an upper positioning hole capable of enabling the upper part of the ball head to extend out is formed in the center of the shell, the shell and the connecting column can relatively rotate to lock or unlock the connection state of the mounting plate and the shell, the ball head is arranged between the mounting plate and the shell, a wedge surface locking groove is formed in the outer wall of the connecting column, a locking hook which is arranged in the wedge surface locking groove in a sliding manner is correspondingly arranged on the inner wall of the shell, the wedge surface locking groove is provided with an unlocking end and a locking end, the unlocking end inclines to one side of the locking end, and a locking surface is formed between the unlocking end and the locking end. The ball head locking structure enables the ball head to be stably arranged in the mounting plate through the running fit of the wedge surface locking groove and the locking hook, locking or unlocking operation is convenient and quick, and locking stability is good.
Description
Technical Field
The utility model relates to the technical field of workpiece clamping devices, in particular to a ball head locking structure.
Background
At present, ball socket positioning is mostly adopted for the positioning mode of the technical ball head, and a locking mechanism is more complex and is roughly divided into two types: the spiral line mechanism is driven by the worm and the worm gear to be locked, and the structure has small locking contact surface, easy abrasion and complex structure; the other is a hemispherical fixed structure locking, the structure locking contact surface is large, the precision is good, the stability is good, the structure locking contact surface is a dead structure and is difficult to disassemble and assemble, and the structure locking contact surface is difficult to be automatically locked.
Through retrieving, like the patent of publication number CN210716833U, disclosed a quick installing support and have its camera subassembly, utilize the trip that sets up on the mounting panel and correspond the draw-in groove that sets up on the bottom plate, realize the locking to the bulb, but this structure still needs the screw to carry out auxiliary locking, and locking technology is more loaded down with trivial details.
Disclosure of Invention
In order to solve the problem that bolts are needed for locking the existing ball head, the utility model provides a ball head locking structure, and the ball head is locked through the matching of a locking hook and a wedge surface locking groove.
The utility model provides a ball head locking structure which comprises a mounting plate and a shell, wherein a mounting hole capable of accommodating a ball head is formed in the center of the mounting plate, a connecting column is arranged on the mounting hole, the mounting hole penetrates through the connecting column, an upper positioning hole capable of enabling the upper part of the ball head to extend out is formed in the center of the shell, the shell and the connecting column can relatively rotate to lock or unlock the connection state of the mounting plate and the shell, the ball head is arranged between the mounting plate and the shell, a wedge surface locking groove is formed in the outer wall of the connecting column, and a locking hook which is slidably arranged in the wedge surface locking groove is correspondingly arranged on the inner wall of the shell. Through the rotary fit of the wedge surface locking groove and the locking hook, the locking or unlocking of the mounting plate and the shell is realized, and the locking operation of the ball head is convenient and quick.
Further, the wedge locking groove is provided with an unlocking end and a locking end, the unlocking end inclines to one side of the locking end, and a locking surface is formed between the unlocking end and the locking end. The inclined surface at the upper part of the wedge surface locking groove is the locking surface.
Further, the locking hook is provided with a hook head, the hook head always abuts against the locking surface, and the unlocking end is provided with a guide block which is convenient for the hook head to extend in. The hook head slides along the locking surface to complete locking or unlocking.
Further, the outer shells at two sides of the locking hook are provided with elastic grooves. Ensuring that the locking hook has certain elasticity.
Further, the locking groove and the locking hook form a locking unit, and three groups of locking units are circumferentially distributed between the shell and the connecting column. The locking units distributed circumferentially enable the locking effect of the ball head to be better.
Further, a deflector rod is arranged on the periphery of the shell, the deflector rod is provided with a force application surface and an abutting surface, and a limiting plate for limiting the abutting surface is arranged on the mounting plate. Through the cooperation of driving lever and limiting plate, can avoid the shell excessive rotation.
Further, the deflector rod is divided into a locking deflector rod and an unlocking deflector rod, and the limiting plate is correspondingly divided into a locking limiting plate and an unlocking limiting plate. The ball head is more convenient to lock or unlock through the correspondingly arranged deflector rod and the limiting plate.
Further, the device also comprises a support, the mounting plate is detachably arranged on the support, and a limiting groove capable of accommodating the support is formed in the bottom surface of the mounting plate. The whole locking structure is supported by the support.
Further, a bottom support is arranged in the support, and a bottom positioning hole capable of accommodating the bottom of the ball head is formed in the bottom support. The ball head is stably arranged between the shell and the collet.
Further, a stand column used for fixing the base and an inserting pipe used for fixing the mounting plate are arranged in the support, stand column holes into which the stand column can extend are correspondingly formed in the base, and an inserting column matched with the inserting pipe is arranged below the mounting plate. The support and the mounting plate are fixed in a plugging mode.
The utility model has the beneficial effects that:
the utility model provides a ball head locking structure, which enables a ball head to be stably arranged in a mounting plate through the rotation fit of a wedge surface locking groove and a locking hook, wherein the upper end and the lower end of the ball head are respectively fixed through a shell and a bottom bracket, the locking or unlocking operation is convenient and quick, and the locking stability is good.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of a ball lock structure;
FIG. 2 is a schematic view of the mounting plate, housing and mount;
FIG. 3 is a first angular exploded view of the ball lock arrangement;
FIG. 4 is a second angular exploded view of the ball lock arrangement;
in the figure, the mounting plate 11, the mounting hole 12, the connecting column 13, the wedge surface locking groove 131, the unlocking end 132, the locking end 14, the locking surface 15, the guide block 16, the locking limiting plate 161, the force application surface 162, the interference surface 17, the unlocking limiting plate 2, the shell 21, the upper positioning hole 22, the locking hook 23, the hook head 24, the elastic groove 25, the locking deflector rod 26, the unlocking deflector rod 3, the ball head 4, the support seat 41, the upright post 42, the plug tube 5, the bottom bracket 51, the bottom positioning hole 52, the upright post hole 53 and the plug column.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown.
In order to lock the ball head, a ball head locking structure is designed, as shown in fig. 1, the ball head locking structure comprises a mounting plate 1 and a housing 2, a mounting hole 11 capable of accommodating the ball head 3 is formed in the center of the mounting plate 1, a connecting column 12 is arranged on the mounting hole 11, the mounting hole 11 penetrates through the connecting column 12, an upper positioning hole 21 capable of allowing the upper portion of the ball head 3 to extend out is formed in the center of the housing 2, the housing 2 and the connecting column 12 can relatively rotate to lock or unlock the connection state of the mounting plate 1 and the housing 2, and the ball head 3 is arranged between the mounting plate 1 and the housing 2.
When the ball head 3 is used, the ball head 3 is placed in the mounting hole 11 of the mounting plate 1, then the shell 2 is sleeved on the connecting column 12 of the mounting plate 1, and the shell 2 is rotated to lock or unlock the ball head 2, so that the ball head is convenient and quick.
The difference with the prior art is that the outer wall of the connecting column 12 is provided with a wedge surface locking groove 13, and the inner wall of the shell 2 is correspondingly provided with a locking hook 22 which is arranged in the wedge surface locking groove 13 in a sliding way. The locking hook 22 is slidingly arranged in the wedge surface locking groove 13, and the locking hook 22 on the inner wall of the housing 2 is slidingly moved from the unlocking end 131 to the locking end 132 by rotating the housing 2, at this time, the housing 2 is tightly attached to the upper surface of the mounting plate 1, namely, the locking of the ball head 3 is completed, and when the ball head 3 needs to be taken out, the housing 2 is rotated in the opposite direction, so that the locking hook 22 on the inner wall of the housing 2 is slidingly moved from the locking end 132 to the unlocking end 131, at this time, the housing 2 can be taken down, and then the ball head 3 is taken out from the mounting hole 11.
As shown in fig. 2, the mounting plate 1 further comprises a support 4, and the mounting plate 1 is detachably arranged on the support 4. The bottom of the ball head 3 is stably supported by the support 4, so that the ball head 3 is stably arranged between the shell 2 and the support 4.
In order to further realize the support to the bottom of the ball head 3, a bottom bracket 5 is also arranged in the support 4, and a bottom positioning hole 51 capable of accommodating the bottom of the ball head 3 is arranged in the bottom bracket 5. The bottom of the ball head 3 arranged in the mounting hole 11 of the mounting plate 1 is just arranged in the bottom positioning hole 51 of the collet 5, and the ball head 3 is effectively fixed from the bottom.
In order to facilitate the installation of the support 4 and the collet 5, the support 4 is internally provided with a stand column 41 for fixing the collet 5 and a plugging tube 42 for fixing the mounting plate 1, the collet 5 is correspondingly provided with a stand column hole 52 for the stand column 41 to extend into, and a plugging column 53 matched with the plugging tube 42 is arranged below the mounting plate 1. The upright column 41 is matched with the upright column hole 52, so that the collet 5 is stably placed in the support 4, the plug tube 42 and the plug column 53 are fixed through built-in bolts, and stable connection between the support 4 and the mounting plate 1 is ensured.
As shown in fig. 3 and 4, the wedge locking groove 13 has an unlocking end 131 and a locking end 132, the unlocking end 131 being inclined to the side of the locking end 132, and a locking surface 14 being formed between the unlocking end 131 and the locking end 132. In the process of sliding the locking hook 22 from the unlocking end 131 to the locking end 132, the bottom surface of the shell 2 is gradually close to the surface of the mounting plate 1 until the shell is tightly attached to the surface of the mounting plate 1, so that the ball head 3 is locked in the mounting plate 1, and in the process of sliding the locking hook 22 from the locking end 132 to the unlocking end 131, the bottom surface of the shell 2 is gradually far away from the surface of the mounting plate 1 until the shell 2 can be separated from the mounting plate 1.
In order to prevent the release of the housing 2 from the connecting post 12, the locking hook 22 has a hook head 23, the hook head 23 always abutting against the locking surface 14, and the unlocking end 131 is provided with a guide block 15 for the hook head 23 to extend into. The housing 2 is locked with the mounting plate 1 by the cooperation of the hook head 23 and the locking surface 14.
In order to ensure that the hook head 23 has certain elasticity, the shell 2 at two sides of the locking hook 22 is provided with an elastic groove 24, so that the sliding locking, releasing and unlocking of the hook head 23 are facilitated.
In order to ensure locking stability, the locking groove and the locking hook 22 constitute locking units, and three sets of locking units are circumferentially distributed between the housing 2 and the connection post 12.
In order to prevent the housing 2 from rotating excessively, a deflector rod is arranged on the periphery of the housing 2, the deflector rod is provided with a force application surface 161 and an abutting surface 162, and a limiting plate for limiting the abutting surface 162 is arranged on the mounting plate 1. The housing 2 is rotated, and when the abutting surface 162 of the shift lever contacts the limiting plate, the locking or unlocking operation is completed.
The deflector rod is divided into a locking deflector rod 25 and an unlocking deflector rod 26, and the limiting plate is correspondingly divided into a locking limiting plate 16 and an unlocking limiting plate 17. The lock lever 25 is rotated to contact the lock limiting plate 16, i.e., the lock is completed, and the unlock lever 26 is rotated to contact the unlock limiting plate 17, i.e., the unlock is completed.
The above description is illustrative of the utility model and is not to be construed as limiting, and it will be understood by those skilled in the art that many modifications, changes or equivalents may be made without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (10)
1. A ball locking structure comprises
The mounting plate (1), mounting hole (11) that can hold bulb (3) have been seted up at mounting plate (1) center, be equipped with spliced pole (12) on mounting hole (11), mounting hole (11) run through spliced pole (12), and
a shell (2), an upper positioning hole (21) which can be used for the upper part of the ball head (3) to extend out is arranged in the center of the shell (2),
the shell (2) and the connecting column (12) can rotate relatively to lock or unlock the connection state of the mounting plate (1) and the shell (2), the ball head (3) is arranged between the mounting plate (1) and the shell (2),
the connecting column is characterized in that a wedge surface locking groove (13) is formed in the outer wall of the connecting column (12), and a locking hook (22) which is arranged in the wedge surface locking groove (13) in a sliding mode is correspondingly arranged on the inner wall of the shell (2).
2. A ball lock arrangement according to claim 1, wherein: the wedge surface locking groove (13) is provided with an unlocking end (131) and a locking end (132), the unlocking end (131) is inclined to one side of the locking end (132), and a locking surface (14) is formed between the unlocking end (131) and the locking end (132).
3. A ball lock arrangement according to claim 2, wherein: the locking hook (22) is provided with a hook head (23), the hook head (23) always abuts against the locking surface (14), and the unlocking end (131) is provided with a guide block (15) which is convenient for the hook head (23) to extend into.
4. A ball lock arrangement according to claim 3, wherein: elastic grooves (24) are formed in the outer shells (2) on two sides of the locking hooks (22).
5. A ball lock arrangement according to claim 1, wherein: the locking groove and the locking hook (22) form a locking unit, and three groups of locking units are circumferentially distributed between the shell (2) and the connecting column (12).
6. A ball lock arrangement according to claim 5, wherein: the periphery of the shell (2) is provided with a deflector rod, the deflector rod is provided with a force application surface (161) and an abutting surface (162), and the mounting plate (1) is provided with a limiting plate for limiting the abutting surface (162).
7. A ball lock arrangement according to claim 6, wherein: the shifting lever is divided into a locking shifting lever (25) and an unlocking shifting lever (26), and the limiting plate is correspondingly divided into a locking limiting plate (16) and an unlocking limiting plate (17).
8. A ball lock arrangement according to claim 1, wherein: still include support (4), mounting panel (1) can dismantle and set up on support (4).
9. A ball lock arrangement according to claim 8, wherein: the support (4) is internally provided with a bottom support (5), and a bottom positioning hole (51) capable of accommodating the bottom of the ball head (3) is formed in the bottom support (5).
10. A ball lock arrangement according to claim 9, wherein: the support (4) is internally provided with a stand column (41) for fixing the base (5) and a plug-in pipe (42) for fixing the mounting plate (1), the base (5) is correspondingly provided with a stand column hole (52) for the stand column (41) to extend into, and a plug-in column (53) matched with the plug-in pipe (42) is arranged below the mounting plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320579295.7U CN219465981U (en) | 2023-03-20 | 2023-03-20 | Ball head locking structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320579295.7U CN219465981U (en) | 2023-03-20 | 2023-03-20 | Ball head locking structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219465981U true CN219465981U (en) | 2023-08-04 |
Family
ID=87437870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320579295.7U Active CN219465981U (en) | 2023-03-20 | 2023-03-20 | Ball head locking structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219465981U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117752288A (en) * | 2024-01-18 | 2024-03-26 | 杰泰医疗(深圳)有限公司 | Self-locking structure of endoscope insertion tube and endoscope |
-
2023
- 2023-03-20 CN CN202320579295.7U patent/CN219465981U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117752288A (en) * | 2024-01-18 | 2024-03-26 | 杰泰医疗(深圳)有限公司 | Self-locking structure of endoscope insertion tube and endoscope |
| CN117752288B (en) * | 2024-01-18 | 2024-05-31 | 杰泰医疗(深圳)有限公司 | Self-locking structure of endoscope insertion tube and endoscope |
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