CN212651354U

CN212651354U - Double-hemisphere mutually-buckled spherical joint

Info

Publication number: CN212651354U
Application number: CN202021275325.8U
Authority: CN
Inventors: 肖彦林
Original assignee: Shenzhen Heitaohei Technology Co ltd
Current assignee: Shenzhen Heitaohei Technology Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-03-05
Anticipated expiration: 2030-07-01

Abstract

The utility model discloses a double-hemisphere mutual-buckling spherical joint, which comprises a first hemisphere component and a second hemisphere component, wherein the first hemisphere component and the second hemisphere component are provided with a circular plane and a semicircular spherical surface; a cylindrical boss is arranged at the center of the circular plane of the first hemispherical component; a circular groove is formed in the center of the circular plane of the second hemispherical assembly; the cylindrical boss is matched with the circular groove to enable the first hemispherical component and the second hemispherical component to be buckled with each other to form a spherical joint.

Description

Double-hemisphere mutually-buckled spherical joint

Technical Field

The utility model relates to a spheroid joint image field specifically is a spherical joint is detained each other to two hemispheres.

Background

The human form of the spherical joint originates from Europe and generally refers to various movable figures with spherical joints. With the prosperity of collection of the wind tide, the human shape of the spherical joint gradually becomes a part of popular culture, the human shape of the spherical joint is standard, the details are exquisite, the key parts are provided with the spherical joints, the human shape can make a plurality of postures close to the real human, and materials such as gypsum, ceramic, wood, plastic and the like can be used for manufacturing the human shape. Nowadays, the application of the human figure with spherical joints in practice is also active in the design field besides personal collection, and the human figure is suitable for the artistic fields of painting, hairstyle, clothing, color cosmetics and the like which need to be beautiful and vivid due to the rich posture change of the human figure and the replacement of common joints.

The existing common ball joint puppets are mostly connected by rubber bands, and the elasticity of the rubber bands can generate difference due to the change of the environment and the operation of a user, so that the limb movement effect of the puppets is influenced. The rubber band-threaded product has complex assembly procedures and is not suitable for large-scale mass production.

SUMMERY OF THE UTILITY MODEL

The invention aims to provide a double-hemisphere mutual-buckling spherical joint.

The utility model provides a technical scheme as follows that above-mentioned technical problem took:

a double-hemisphere mutual-buckling spherical joint comprises a first hemisphere component and a second hemisphere component, wherein the first hemisphere component and the second hemisphere component are provided with a circular plane and a semicircular spherical surface;

a cylindrical boss is arranged at the center of the circular plane of the first hemispherical component;

a circular groove is formed in the center of the circular plane of the second hemispherical assembly;

the cylindrical boss is matched with the circular groove to enable the first hemispherical component and the second hemispherical component to be buckled with each other to form a spherical joint.

Further, the inner wall of the circular groove is provided with a barb boss, and the barb boss is used for enabling the circular groove and the cylindrical boss to be in interference fit.

Furthermore, the center of the cylindrical boss is provided with a circular mounting groove, and the center of the circular groove is provided with a cylinder corresponding to the mounting groove.

Furthermore, first hemisphere subassembly and second hemisphere subassembly all are equipped with cylindric connecting rod, the connecting rod is located the edge of circular plane, the connecting rod is for circular plane symmetry.

Further, the cross section of the connecting rod is D-shaped.

Furthermore, the surface of the connecting rod is provided with a convex ring.

Compared with the prior art, the utility model has the following advantage:

1. the connection mode of mutual buckling of the two hemispheres not only protects the integrity of the appearance, but also realizes the stability of the function;

2. the mutually buckled hemisphere assemblies are matched with the connecting rod to realize the rotating function, so that the doll can simulate the real human moving state;

3. the rubber band is omitted, interference fit is achieved through the barb boss and the convex ring, and the installation is convenient and not prone to falling off.

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. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

The present invention will be described in detail with reference to the accompanying drawings so that the above advantages of the present invention can be more clearly understood.

Fig. 1 is a schematic view of a first hemisphere assembly of a double-hemisphere interlocking spherical joint of the present invention;

fig. 2 is a schematic diagram of a second hemisphere assembly of a double-hemisphere mutual-buckling spherical joint of the present invention

Fig. 3 is a schematic view of a double-hemisphere interlocking spherical joint of the present invention;

fig. 4 is a cross-sectional view of a double-hemisphere interlocking spherical joint of the present invention;

fig. 5 is a schematic view of a shoulder joint of the present invention with double hemispheres interlocking spherical joints;

fig. 6 is a schematic view of a wrist joint with a double-hemisphere interlocking spherical joint according to the present invention;

fig. 7 is a schematic view of a knee joint with two hemispheres engaging with each other to form a spherical joint according to the present invention.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" 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 to simplify the description, but do not indicate or imply that the device or element 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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "secured" are to be construed broadly and can, for example, be connected or detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1-6, the first embodiment: a double-hemisphere mutual-buckling spherical joint comprises a first hemisphere assembly 100 and a second hemisphere assembly 200, wherein the first hemisphere assembly 100 and the second hemisphere assembly 200 are provided with a circular plane 300 and a semicircular spherical surface;

a cylindrical boss 101 is arranged at the center of the circular plane 300 of the first hemispherical component 100;

a circular groove 201 is formed in the center of the circular plane 300 of the second hemispherical assembly 200;

wherein, the cylindrical boss 101 is matched with the circular groove 201 to enable the first hemispherical component 100 and the second hemispherical component 200 to be buckled with each other to form a spherical joint. The first hemispherical component 100 and the second hemispherical component 200 are respectively connected with different limb components of the doll, and a spherical joint is formed by mutually buckling the first hemispherical component 100 and the second hemispherical component 200; the diameter of the cylindrical boss 101 is slightly larger than or equal to that of the circular groove 201, the cylindrical boss 101 and the circular groove 201 are in friction extrusion to generate damping feeling, and the first hemisphere assembly 100 and the second hemisphere assembly 200 can rotate relatively to simulate a human joint.

In this embodiment, the inner wall of the circular groove 201 is provided with a barb boss 203, and the barb boss 203 is used for interference fit between the circular groove 201 and the cylindrical boss 101. In order to avoid that the first hemisphere subassembly 100 and the second hemisphere subassembly 200 are not matched tightly enough and often fall off in the actual use process, the inner wall of the circular groove 201 is provided with the barb boss 203 to reduce the inner diameter of the circular groove 201, so that the circular groove 201 and the cylindrical boss 101 are in interference fit, the fastening of mutual buckling between the first hemisphere subassembly 100 and the second hemisphere subassembly 200 is ensured, the falling off is prevented, the damping sense of rotation between the first hemisphere subassembly 100 and the second hemisphere subassembly 200 is increased, and the hand feeling is improved.

In this embodiment, the first hemispherical assembly 100 and the second hemispherical assembly 200 are each provided with a cylindrical connecting rod 400, the connecting rod 400 is located at the edge of the circular plane 300, and the connecting rod 400 is symmetrical with respect to the circular plane 300. The first hemispherical assembly 100 and the second hemispherical assembly 200 are respectively connected with limb assemblies of the doll through the connecting rods 400, and meanwhile, the first hemispherical assembly 100 or the second hemispherical assembly 200 can rotate with limbs of the doll through the respective connecting rods 400 to simulate joints of a human body. The connecting rod 400 is symmetrical with respect to the circular plane 300, and when the first hemispherical assembly 100 and the second hemispherical assembly 200 are fastened to each other to form a spherical joint, the rotational axis between the first hemispherical assembly 100 and the second hemispherical assembly 200 is perpendicular to the connecting rod 400; if simulate shoulder joint, elbow joint, during the higher key of flexibility ratio such as wrist joint and ankle joint, between first hemisphere subassembly 100 and the second hemisphere subassembly 200, between first hemisphere subassembly 100 and the limbs subassembly, all can take place to rotate between second hemisphere subassembly 200 and the limbs subassembly, the degree of freedom of limbs subassembly is high, it is crooked to simulate the joint through first hemisphere subassembly 100 and the cooperation of second hemisphere subassembly 200, it rotates to simulate with the limbs subassembly through connecting rod 400, human real joint motion has been simulated in very big reduction.

In this embodiment, the surface of the connecting rod 400 is provided with a convex ring 401. The surface treatment of the connecting rod 400 has three schemes, namely a smooth surface, an additional concave ring and an additional convex ring 401, and for the limb components with disassembly requirements, the connecting rod 400 connected with the spherical joint can adopt two schemes of a smooth surface and an additional concave ring, so that the limb components are convenient to disassemble and replace; for the limb part without the disassembly requirement, the spherical joint and the connecting rod 400 connected with the spherical joint can adopt the scheme of additionally arranging the convex ring 401, so that the connecting rod 400 is in interference fit with the limb component, and the tightness of the connection of the limb component and the connecting rod 400 is ensured.

As shown in fig. 7, the second embodiment: the cross section of the connecting rod 400 is D-shaped. In order to ensure the reality of limb movement of the doll, for a joint which only has bending movement and does not have rotation movement and simulates a knee joint, the connecting rod 400 of the spherical joint is made into a D-shaped or other polygon, so that unnecessary rotation between a thigh component and a shank is prevented; improving the authenticity of knee joint simulation.

In this embodiment, a circular mounting groove 102 is disposed at the center of the cylindrical boss 101, and a cylinder 202 corresponding to the mounting groove 102 is disposed at the center of the circular groove 201. The tightness of mutual buckling of the first hemispherical assembly 100 and the second hemispherical assembly 200 is ensured by the matching of the additional installation groove 102 and the column 202, and the smooth and stable rotation between the first hemispherical assembly 100 and the second hemispherical assembly 200 is ensured.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The double-hemisphere mutual-buckling spherical joint is characterized by comprising a first hemisphere component (100) and a second hemisphere component (200), wherein the first hemisphere component (100) and the second hemisphere component (200) are provided with a circular plane (300) and a semicircular spherical surface;

a cylindrical boss (101) is arranged at the center of a circular plane (300) of the first hemispherical component (100);

a circular groove (201) is formed in the center of a circular plane (300) of the second hemisphere assembly (200);

the cylindrical boss (101) is matched with the circular groove (201) to enable the first hemispherical component (100) and the second hemispherical component (200) to be buckled with each other to form a spherical joint.

2. The double hemispherical interlocking spherical joint according to claim 1, wherein the inner wall of the circular groove (201) is provided with a barb boss (203), and the barb boss (203) is used for interference fit of the circular groove (201) and the cylindrical boss (101).

3. The double-hemisphere interlocking spherical joint according to claim 1, wherein a circular mounting groove (102) is formed at the center of the cylindrical boss (101), and a cylinder (202) corresponding to the mounting groove (102) is formed at the center of the circular groove (201).

4. The double hemispherical interlocking spherical joint according to claim 1, wherein the first hemispherical assembly (100) and the second hemispherical assembly (200) are each provided with a cylindrical connecting rod (400), the connecting rods (400) being located at the edges of the circular plane (300), the connecting rods (400) being symmetrical with respect to the circular plane (300).

5. The double hemispherical interlocking spherical joint according to claim 4, wherein the cross section of the connecting rod (400) is D-shaped.

6. Double hemispherical interlocking spherical joint according to either of claims 4 and 5, characterized in that the surface of the connecting rod (400) is provided with a convex ring (401).