CN213609789U - Doll spherical joint and doll skeleton - Google Patents
Doll spherical joint and doll skeleton Download PDFInfo
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- CN213609789U CN213609789U CN202022350516.2U CN202022350516U CN213609789U CN 213609789 U CN213609789 U CN 213609789U CN 202022350516 U CN202022350516 U CN 202022350516U CN 213609789 U CN213609789 U CN 213609789U
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- 238000003825 pressing Methods 0.000 claims abstract description 50
- 241001653121 Glenoides Species 0.000 claims description 13
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 230000006978 adaptation Effects 0.000 claims description 2
- 239000004576 sand Substances 0.000 claims description 2
- 238000005299 abrasion Methods 0.000 abstract description 6
- 230000007774 longterm Effects 0.000 abstract description 3
- 238000004088 simulation Methods 0.000 abstract description 3
- 210000001503 joint Anatomy 0.000 description 10
- 238000003466 welding Methods 0.000 description 7
- 210000000544 articulatio talocruralis Anatomy 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 210000004394 hip joint Anatomy 0.000 description 6
- 210000000323 shoulder joint Anatomy 0.000 description 6
- 210000002310 elbow joint Anatomy 0.000 description 5
- 210000000629 knee joint Anatomy 0.000 description 5
- 210000003857 wrist joint Anatomy 0.000 description 5
- 239000004277 Ferrous carbonate Substances 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 210000003109 clavicle Anatomy 0.000 description 2
- 210000003414 extremity Anatomy 0.000 description 2
- 230000009916 joint effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
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Abstract
The utility model discloses a doll spherical joint, which comprises a base, at least one joint nest arranged in the base, a ball head, a pressing plate and an elastic body; the joint socket and the elastic body are arranged in the base cavity, the joint socket is provided with an inner spherical surface matched with the spherical surface of the ball head, the depth of the inner spherical surface is smaller than the radius of the ball head, and the ball head is matched and connected with the inner spherical surface; the pressing plate is provided with a pressing plate through hole, and the diameter of the pressing plate through hole is smaller than that of the ball head so as to form a first distance between the pressing plate and the joint socket. The utility model also discloses a doll skeleton, including joint and vertebra, joint and vertebra by the spherical joint of doll constitute. Compared with the prior art, the simulation degree of the doll is improved, the problem of inevitable abrasion of the ball head and the inner spherical surface in long-term use is solved, and the ball head and the inner spherical surface are always kept in a zero clearance.
Description
Technical Field
The utility model relates to a doll, in particular to a doll spherical joint and a doll skeleton.
Background
At present, the physical dolls are popular with many consumers, because the skeleton part of the physical doll (doll) usually adopts the hinge way as the joint and the spine of the skeleton of the doll as shown in fig. 7 in order to restore the joint effect of the real human body, this kind of structure has the following disadvantages: 1. the movable range is insufficient, and only the forward and backward rotation in one direction can be realized; 2. the articulation piece is seriously abraded after being rotated and rubbed for many times, so that the joint is loosened but cannot be repaired; 3. the friction between the articulations is not controlled and in order to maintain the posture of the respective limb, the articulations are very tightly screwed during assembly, resulting in a great force being required to rotate the joint during use by the end consumer. Due to the fact that the hinging mode has many problems, the final product cannot well imitate the joint effect of a real human body.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a doll spherical joint and doll skeleton, the technical problem that solve is the wearability that improves fidelity and joint.
In order to solve the above problem, the utility model discloses a following technical scheme realizes: a doll spherical joint comprises a base, at least one joint socket arranged in the base, a ball head, a pressure plate and an elastic body; the number of the ball heads and the pressing plates is equal to that of the joint sockets; the base is internally provided with a base cavity, the joint socket and the elastic body are arranged in the base cavity, the joint socket can linearly move along the axis direction of the base cavity, one surface of the joint socket, which is far away from the elastic body, is provided with an inner spherical surface matched with the spherical surface of the ball head, the depth of the inner spherical surface is smaller than the radius of the ball head, and the ball head is matched and connected with the inner spherical surface; the elastic body is pressed and deformed after the socket is subjected to external force, and the elastic body resets and pushes the socket to reset together after the socket loses the external force; a pressing plate through hole is formed in the pressing plate, and the diameter of the pressing plate through hole is smaller than that of the ball head so that a first distance is formed between the pressing plate and the joint socket; the pressing plate is fixed on one end of the base, which is positioned on the joint socket, so that the ball head is limited on the joint socket.
The pressing plate is provided with a ball head guide groove communicated with the through hole of the pressing plate, the edge of the joint socket is provided with a first notch communicated with the inner spherical surface, the edge of one end of the base, which is positioned in the joint socket, is provided with a second notch, the second notch is communicated with the cavity of the base, and the first notch and the second notch are opposite to the ball head guide groove.
The pressing plate is provided with a ball head linear through groove which penetrates through the two opposite ends of the pressing plate and is communicated with the through hole of the pressing plate, so that the pressing plate is divided into two halves, the edges of the two opposite ends of the joint socket are respectively provided with a first notch communicated with the inner spherical surface, the edges of the base, which are opposite to one end of the joint socket, are respectively provided with a second notch, the second notches are communicated with the base cavity, and the first notches and the second notches are opposite to the ball head guide groove.
Be equipped with the glenoid spacing groove on the chamber wall in base chamber, the axial extension of glenoid spacing groove along the base chamber is equipped with the spacing sand grip with the spacing groove looks adaptation of glenoid on the outer wall of glenoid.
Further, the elastic body is a compression spring.
Furthermore, an elastic body limiting column is arranged at one end, opposite to the elastic body, of the joint socket, the elastic body is sleeved on the elastic body limiting column, and a second interval is arranged between the elastic body limiting column and the bottom of the base cavity.
Furthermore, the joint sockets are two, the base cavity is provided with two openings so that the base cavity forms a through cavity, the two joint sockets are respectively arranged in the two opposite ends of the base cavity, and the elastic body is arranged between the two joint sockets.
Furthermore, the end, opposite to the elastic body, of the joint socket is provided with elastic body limiting columns, the elastic body is sleeved on the two elastic body limiting columns, and a second distance is arranged between the two elastic body limiting columns.
The utility model also discloses a doll skeleton, including joint and vertebra, joint and vertebra by the spherical joint of doll constitute.
Compared with the prior art, the utility model realizes multi-directional rotation to imitate the rotation of the joint and the vertebra by arranging the elastic body, the joint socket, the ball head and the pressing plate in the base, realizes easy rotation under the stress condition by the elastic body, after the rotation is finished, the elastic body can mutually press the joint socket and the ball head and provide enough friction force, so that the joint or vertebra can keep the posture after rotation to meet the use requirement, and the use of the spherical joint can improve the simulation degree of the doll, and the elastic body is adopted, the elastic body can support the joint socket along with the abrasion of the ball head and the inner spherical surface so as to enable the inner spherical surface to be in contact with the ball head, thereby overcoming the problem of unavoidable abrasion between the ball head and the inner spherical surface in long-term use and keeping the ball head and the inner spherical surface always in a zero clearance.
Drawings
Fig. 1-1 is a schematic structural view of a doll spherical joint according to embodiment 1 of the present invention.
Fig. 1-2 are schematic external structural views of a doll spherical joint according to embodiment 1 of the present invention.
Fig. 1 to 3 are exploded views of a doll spherical joint according to embodiment 1 of the present invention.
Fig. 1 to 4 are sectional views of a doll ball joint according to example 1 of the present invention.
Fig. 2-1 is a schematic structural view of a doll spherical joint according to embodiment 2 of the present invention.
Fig. 2-2 is an external structural view of a doll spherical joint according to embodiment 2 of the present invention.
Fig. 2-3 are exploded views of the doll spherical joint according to embodiment 2 of the present invention.
Fig. 2 to 4 are sectional views of a doll ball joint according to example 2 of the present invention.
Fig. 3-1 is a schematic structural view of a doll spherical joint according to embodiment 3 of the present invention.
Fig. 3-2 is an external structural view of a doll spherical joint according to embodiment 3 of the present invention.
Fig. 3-3 are exploded views of the doll spherical joint according to embodiment 3 of the present invention.
Fig. 3 to 4 are sectional views of a doll ball joint according to example 3 of the present invention.
Fig. 4-1 is a schematic structural view of a doll spherical joint according to embodiment 4 of the present invention.
Fig. 4-2 is an external structural view of a doll spherical joint according to embodiment 4 of the present invention.
Fig. 4-3 are exploded views of the doll spherical joint according to embodiment 4 of the present invention.
Fig. 4-4 are sectional views of the doll spherical joint according to embodiment 4 of the present invention.
Fig. 5-1 is a schematic structural view of a doll spherical joint according to embodiment 5 of the present invention.
Fig. 5-2 is an external structural view of a doll spherical joint according to embodiment 5 of the present invention.
Fig. 5-3 are exploded views of the doll spherical joint according to example 5 of the present invention.
Fig. 5-4 are sectional views of the doll spherical joint according to example 5 of the present invention.
Fig. 6 is a schematic structural view of the doll skeleton of the present invention.
Fig. 7 is a schematic diagram of a prior art structure.
Fig. 8 is a schematic structural view of the base of the present invention having an extension section.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Example 1:
as shown in fig. 1-1, fig. 1-2, fig. 1-3 and fig. 1-4, which are schematic structural diagrams of a first doll spherical joint of the present invention, the first doll spherical joint can be used as a basic structure of a joint and a vertebra in a doll skeleton, and comprises a base 1, at least one joint socket 2 arranged in the base 1, a ball 3, a pressing plate 4 and an elastic body 5; in the utility model, the number of the ball heads 3 and the pressing plates 4 is equal to that of the joint sockets 2; in the structure, a base cavity 11 is arranged in a base 1, the base cavity 11 penetrates through the surface of one end of the base 1 to form an opening, an elastic body 5 is placed in the base cavity 11, one end of the elastic body 5 is in contact with the bottom of the base cavity 11, a joint socket 2 is placed at one end, located at the opening, of the base cavity 11, the joint socket 2 can move linearly along the axis direction of the base cavity 11, an inner spherical surface 21 matched with the spherical surface of a ball head 3 is arranged on one surface, away from the elastic body 5, of the joint socket 2, the depth of the inner spherical surface 21 is smaller than the radius of the ball head 3, and the ball head 3 is in matched connection with the inner; a pressing plate through hole 41 is formed in the pressing plate 4, the diameter of the pressing plate through hole 41 is smaller than that of the ball head 3, the ball head 3 is limited by the pressing plate 4, a first distance 26 is formed between the pressing plate 4 and the joint socket 2, the first distance 26 is used for overcoming the abrasion problem between the ball head 3 and the inner spherical surface 21, and the first distance 26 is 0.2-0.5 mm; the pressing plate 4 is fixed on the opening of the base 1 at one end of the joint socket 2, so that the ball head 3 is limited on the joint socket 2 and cannot be separated, and part of the ball body of the ball head 3 is exposed from the through hole 41 of the pressing plate.
When the ball head 3 is rotated, the joint socket 2 moves towards the elastic body 5 after being subjected to external force, so that the elastic body 5 is pressed and deformed, the moving space of the ball body 3 is enlarged, and the ball head can rotate towards any direction; after the external force of the socket 2 is lost, the elastic body 5 resets and pushes the socket 2 to reset together, and the ball head 3 cannot rotate under the compression of the socket and the pressing plate 4, so that the positioning of the ball head 3 is realized.
As shown in fig. 1-1, fig. 1-2, fig. 1-3 and fig. 1-4, a connection column 31 for connection is provided on the part of the ball head 3 exposed outside the through hole 41 of the pressing plate, so as to meet the requirement of connection with other components.
As shown in fig. 1-2, the base 1 of the present invention is a cylinder, the base cavity 11 extends along the axis direction of the base 1, the pressing plate 4 is a circular sheet, specifically, a circumference of the boss 12 is arranged on the outer wall of the end of the base 1 located at the opening, the diameter of the pressing plate 4 is equal to the diameter of the boss 12 and is fastened on the boss 12 through screws; the outer wall of the base 1 is provided with threads or the end of the base 1 far away from the ball head 3 is provided with an extension section 15 (shown in fig. 8) to realize connection with other parts.
As shown in fig. 1-3, the socket 2 is cylindrical in shape and has a length less than the length of the base cavity 11.
As shown in fig. 1-3 and fig. 1-4, a socket limiting groove 13 is provided on the cavity wall of the base cavity 11, the socket limiting groove 13 extends along the axial direction of the base cavity 11, and a limiting protruding strip 23 adapted to the socket limiting groove 13 is provided on the outer wall of the socket 2, so that the socket 2 is limited to move along the axial direction of the base cavity 11; specifically, the socket limiting groove 13 is provided with a plurality of grooves, a circle is arranged along the cavity wall of the base cavity 11, correspondingly, the number of the limiting convex strips 23 is equal to that of the socket limiting grooves 13, and a circle is distributed along the outer wall of the socket 2.
As shown in fig. 1-3 and fig. 1-4, the elastic body 5 is preferably a compression spring, and in order to ensure that the elastic body 5 is firmly limited in the base cavity 11, an elastic body limiting post 24 is arranged at an end of the socket 2 opposite to the elastic body 5, the elastic body 5 is sleeved on the elastic body limiting post 24, and a second distance 25 is arranged between the elastic body limiting post 24 and the bottom of the base cavity 11, so as to provide a sufficient moving space for the socket 2 to enable the ball head 3 to rotate in the inner spherical surface 21.
Example 2:
as shown in fig. 2-1, fig. 2-2, fig. 2-3 and fig. 2-4, for a structural schematic diagram of a second doll spherical joint in the present invention, on the basis of embodiment 1, the number of the ball heads 3 and the pressing plates 4 of the glenoid 2 is set to two, the base cavity 11 has two openings, so that the base cavity 11 forms a through cavity, the two glenoid 2 are respectively disposed in the openings at the two opposite ends of the base cavity 11, the elastic body 5 is disposed between the two glenoid cavities 2, and specifically, when the elastic body 5 is preferably a compression spring, the two elastic body spacing pillars 24 have a second distance 25 therebetween.
The doll spherical joint of embodiment 2 may be regarded as a spine, and specifically, a plurality of doll spherical joints are connected to each other so as to simulate a spine-related motion of a human body.
As shown in fig. 2-1, when embodiment 2 is combined with one or more embodiments 1, it can be used as a shoulder joint and a hip joint, thereby simulating the movement of the shoulder joint and the hip joint of a human body.
Example 3:
as shown in fig. 3-1, 3-2, 3-3 and 3-4, which are schematic structural diagrams of a third puppet spherical joint of the present invention, the third puppet spherical joint is a modification of embodiment 2, ball head guide grooves 42 communicating with the press plate through holes 41 are provided on the two press plates 4, first notches 22 communicating with the inner spherical surface 21 are provided on the edges of the two joint sockets 2, second notches 14 are provided on the edges of the openings at the two ends of the base 1, the second notches 14 communicate with the base cavity 11, and the first notches 22 and the second notches 14 are opposite to the ball head guide grooves 42; specifically, the widths of the ball head guide groove 42, the first notch 22 and the second notch 14 are slightly larger than the diameter of the connecting column 31, the thickness of the pressing plate 4 is larger than the radius of the ball head 3, the hole wall of the pressing plate through hole 41 is matched with the outer surface of the ball head 3 to form an arc-shaped wall, the second notch 14 is an arc-shaped groove, and the second notch 14 is formed on the boss 12.
As shown in fig. 3-1, the two ball guide grooves 42 are provided on the same side, so that the connection posts 31 of the two balls 3 can be rotated to be parallel to each other toward the same side.
The above example 3 can be used as a knee joint and an elbow joint, and can simulate the bending of the knee joint and the elbow joint.
Example 4:
as shown in fig. 4-1, 4-2, 4-3 and 4-4, which are schematic structural diagrams of a fourth doll spherical joint of the present invention, the fourth doll spherical joint is a modification of embodiment 1, a ball straight through groove 43 is provided on the pressing plate 4, which penetrates through opposite ends of the pressing plate 4 and communicates with a pressing plate through hole 41, to divide the pressing plate 4 into two halves, first notches 22 communicating with the inner spherical surface 21 are respectively provided on edges of opposite ends of the socket 2, second notches 14 are respectively provided on edges of opposite ends of the base 1 at an opening of one end of the socket 2, the second notches 14 communicate with the base cavity 11, the first notches 22 and the second notches 14 are opposite to the ball guide groove 42, widths of the ball straight through groove 43, the first notches 22 and the second notches 14 are slightly larger than a diameter of the connecting column 31, specifically, a thickness of the pressing plate 4 is slightly smaller than a spherical radius of the ball 3, the second notch 14 is an arc-shaped groove, and the second notch 14 is formed on the boss 12.
The above embodiment 4 can be used as a wrist joint, thereby simulating rotation and bending of the wrist joint.
Example 5:
as shown in fig. 5-1, 5-2, 5-3, and 5-4, which are schematic structural diagrams of a fifth doll spherical joint of the present invention, the fifth doll spherical joint is a modification of embodiment 1, a ball guide groove 42 communicating with a pressing plate through hole 41 is provided on the pressing plate 4, a first notch 22 communicating with the inner spherical surface 21 is provided on the edge of the socket 2, a second notch 14 is provided on the edge of the base 1 at one end of the socket 2, the second notch 14 communicates with the base cavity 11, and the first notch 22 and the second notch 14 are opposite to the ball guide groove 42; the widths of the ball head guide groove 42, the first notch 22 and the second notch 14 are slightly larger than the diameter of the connecting column 31, specifically, the second notch 14 is an arc-shaped groove, and the second notch 14 is formed on the boss 12.
The above embodiment 5 can be used as an ankle joint, thereby simulating rotation and flexion of the ankle joint.
As shown in fig. 6, the utility model also discloses a doll skeleton, this skeleton 100 includes joint 200 and vertebra 300, wherein joint 200 includes shoulder joint 201, elbow joint 202, wrist joint 203, hip joint 204, knee joint 205 and ankle joint 206, equally divide between shoulder joint 201, elbow joint 202 and the wrist joint 203 and do not connect through first straight-through pipe 400, connect through a Y-shaped support 401 between vertebra 300 and the hip joint 204, equally divide between hip joint 204, knee joint 205 and the ankle joint 206 and do not connect through second straight-through pipe 402, ankle joint 206 is connected with sole 403, only the lumbar vertebrae part adopts in the vertebra 300 the utility model discloses a doll spherical joint, all the other parts of vertebra are straight-through pipe.
For the sake of easy understanding, the five types of the doll spherical joints in examples 1 to 5 are distinguished by letters a to E, wherein example 1 is a doll spherical joint a501, example 2 is a doll spherical joint B502, example 3 is a doll spherical joint C503, example 4 is a doll spherical joint D504, and example 5 is a doll spherical joint E505.
As shown in fig. 6, as a preferred mode of the doll skeleton of the present invention, wherein the shoulder joint 201 is composed of a combination of a doll spherical joint a501 and a doll spherical joint B502, the clavicle and the cervical vertebra part in the skeleton are composed of a cross-shaped bracket 405, specifically, the base 1 of the doll spherical joint a501 in the shoulder joint 201 is connected with a strut 4051 as the clavicle in the cross-shaped bracket 405 by a threaded connection or welding method, the doll spherical joint a501 is connected with one of the connecting columns 31 on the doll spherical joint B502 by connecting the connecting column 31 of the doll spherical joint a501 with the connecting column 31, the doll spherical joint a501 is connected with the doll spherical joint B502, and then the other connecting column 31 of the doll spherical joint B502 is connected with the first through-tube a4001 by a threaded connection or welding method;
the elbow joint 202 is composed of a doll spherical joint C503, specifically, a connecting column 31 at one end of the doll spherical joint C503 is connected with one end of a first through pipe A4001 in a threaded connection or welding mode, and a connecting column 31 at the other end of the doll spherical joint C503 is connected with one end of a first through pipe B4002 in a threaded connection or welding mode;
the wrist joint 203 is composed of a doll spherical joint D504, specifically, the base 1 of the doll spherical joint D504 is connected with the other end of the first through pipe B4002 in a threaded connection or welding mode, and the connecting column 31 of the doll spherical joint D504 is connected with the palm;
the hip joint 204 is formed by combining a doll spherical joint A501 and a doll spherical joint B502, specifically, a base 1 of the doll spherical joint A501 is connected with a U-shaped branch 4011 of a Y-shaped bracket 401 in a threaded connection or welding mode, a connecting column 31 of the doll spherical joint A501 is connected with a connecting column 31 at one end of the doll spherical joint B502, and a connecting column 31 at the other end of the doll spherical joint B502 is connected with one end of a second straight-through pipe A4021;
the knee joint 205 is composed of a doll spherical joint C503, specifically, a connecting column 31 at one end of the doll spherical joint C503 is connected with the other end of the second through pipe A4021 in a threaded connection or welding mode, and a connecting column 31 at the other end of the doll spherical joint C503 is connected with one end of the second through pipe B4022 in a threaded connection mode;
the ankle joint 206 is composed of a doll spherical joint E505, specifically, a connecting column 31 of the doll spherical joint E505 is connected with the other end of the second through pipe B4022 in a threaded connection mode, and a base 1 of the doll spherical joint E505 is fixedly connected with a sole;
the lumbar vertebra in the spine is formed by connecting two doll spherical joints A501 and a plurality of doll spherical joints B502, specifically, two doll spherical joints B502 are arranged, the two doll spherical joints B502 are connected with each other through two opposite connecting columns 31, the bases 1 of the two doll spherical joints A501 at the two ends are respectively connected and fixed with a vertical rod 4052 at the lower end of the cross-shaped bracket 405 and a vertical rod 4012 of the Y-shaped bracket 401, and the connecting columns 31 of the two doll spherical joints A501 are respectively connected with the connecting columns 31 in the two doll spherical joints B502 which are opposite to the two doll spherical joints.
The doll skeleton is formed by combining the various embodiments.
The utility model discloses a doll spherical joint is under the condition that no external force pulls bulb 3, and the internal sphere that the pore wall of the interior sphere 21 of joint nest 2 and the clamp plate through-hole 41 of clamp plate 4 formed jointly at this moment is 0 clearance with the external sphere of bulb 3, and simultaneously under the support of 5 resilience forces of elastomer, form enough big frictional force between internal sphere and the external sphere, make the corresponding upper and lower part skeleton of this joint can overcome the flagging or torsion that gravity caused, thereby keep corresponding posture; when the ball head 3 is pulled by a large enough external force, the joint socket 2 is relatively displaced in the base cavity 11, and a gap is formed between the ball head 3 and the hole wall of the pressing plate through hole 41, so that the ball head 3 rotates. After the external force disappears, the joint socket 2 can be rapidly reset under the action of the resilience force of the elastic body 5, so that the joint and the bone can keep the pulled posture.
The utility model discloses specifically there is following advantage:
the universal rotation of the joint is realized by adopting a spherical structure, so that the simulation degree is greatly improved;
the resilience force of the spring is adopted to support the tight combination of the ball head and the concave surface, thereby providing enough and proper frictional resistance, and leading the corresponding limb not only to keep the posture, but also to be easily twisted.
The spring has certain compression amount in use, along with the abrasion of the ball head and the inner spherical surface, a gap can be formed between the ball head and the inner spherical surface, and the spring is a compression spring, so that acting force can be always applied to the joint socket, the inner spherical surface is contacted with the ball head, the abrasion problem that the ball body and the inner spherical surface cannot be avoided in long-term use is solved, and the ball head and the inner spherical surface are always kept in zero-gap combination.
The elasticity of the joint is adjusted by adjusting parameters such as the strength of the spring, so that quantitative data of the elasticity are obtained, and quantitative standards are realized in the manufacturing process.
Claims (9)
1. A doll spherical joint, which is characterized in that: comprises a base (1), at least one joint socket (2) arranged in the base (1), a ball head (3), a pressure plate (4) and an elastic body (5); the number of the ball heads (3) and the pressing plates (4) is equal to that of the joint sockets (2); the base (1) is internally provided with a base cavity (11), the joint socket (2) and the elastic body (5) are arranged in the base cavity (11), the joint socket (2) can linearly move along the axis direction of the base cavity (11), one surface of the joint socket (2) departing from the elastic body (5) is provided with an inner spherical surface (21) matched with the spherical surface of the ball head (3), the depth of the inner spherical surface (21) is smaller than the radius of the ball head (3), and the ball head (3) is matched and connected with the inner spherical surface (21); the elastic body (5) is pressed and deformed after the socket (2) is subjected to external force, and the elastic body (5) resets and pushes the socket (2) to reset together after the socket (2) loses the external force; a pressing plate through hole (41) is formed in the pressing plate (4), the diameter of the pressing plate through hole (41) is smaller than that of the ball head (3), and a first distance (26) is formed between the pressing plate (4) and the joint socket (2); the pressing plate (4) is fixed on one end of the base (1) positioned on the joint socket (2) so that the ball head (3) is limited on the joint socket (2).
2. The figure ball joint of claim 1, wherein: the pressing plate (4) is provided with a ball head guide groove (42) communicated with the pressing plate through hole (41), the edge of the joint socket (2) is provided with a first notch (22) communicated with the inner spherical surface (21), the edge of one end, located on the joint socket (2), of the base (1) is provided with a second notch (14), the second notch (14) is communicated with the base cavity (11), and the first notch (22) and the second notch (14) are opposite to the ball head guide groove (42).
3. The figure ball joint of claim 1, wherein: be equipped with on clamp plate (4) and run through clamp plate (4) relative both ends and with the bulb straight line logical groove (43) of clamp plate through-hole (41) intercommunication to cut apart into two halves with clamp plate (4), be equipped with first breach (22) with interior sphere (21) intercommunication on the relative both ends edge of glenoid (2) respectively, be equipped with second breach (14) on the relative edge of one end that base (1) is located glenoid (2), second breach (14) and base chamber (11) intercommunication, first breach (22), second breach (14) are relative with bulb guide way (42).
4. The figure ball joint of claim 1, wherein: be equipped with glenoid spacing groove (13) on the chamber wall in base chamber (11), glenoid spacing groove (13) are equipped with spacing sand grip (23) with glenoid spacing groove (13) looks adaptation on the outer wall of glenoid (2) along the axial extension of base chamber (11).
5. The figure ball joint of claim 1, wherein: the elastic body (5) is a compression spring.
6. The doll spherical joint according to claim 5, wherein: an elastic body limiting column (24) is arranged at one end, opposite to the elastic body (5), of the joint socket (2), the elastic body (5) is sleeved on the elastic body limiting column (24), and a second interval (25) is arranged between the elastic body limiting column (24) and the bottom of the base cavity (11).
7. The figure ball joint according to any one of claims 1-6, wherein: the two joint sockets (2) are arranged, the base cavity (11) is provided with two openings so that the base cavity (11) forms a through cavity, the two joint sockets (2) are respectively arranged in two opposite ends of the base cavity (11), and the elastic body (5) is arranged between the two joint sockets (2).
8. The figure ball joint of claim 7, wherein: the end, opposite to the elastic body (5), of the joint socket (2) is provided with elastic body limiting columns (24), the elastic body (5) is sleeved on the two elastic body limiting columns (24), and a second interval (25) is arranged between the two elastic body limiting columns (24).
9. A human couple skeleton, includes joint and vertebra, its characterized in that: the joints and the spine are constituted by a doll's spherical joint according to any one of claims 1 to 8.
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|---|---|---|---|
| CN202022350516.2U CN213609789U (en) | 2020-10-20 | 2020-10-20 | Doll spherical joint and doll skeleton |
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| CN202022350516.2U CN213609789U (en) | 2020-10-20 | 2020-10-20 | Doll spherical joint and doll skeleton |
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| CN213609789U true CN213609789U (en) | 2021-07-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112169349A (en) * | 2020-10-20 | 2021-01-05 | 郭洁 | Doll spherical joint and doll skeleton |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112169349A (en) * | 2020-10-20 | 2021-01-05 | 郭洁 | Doll spherical joint and doll skeleton |
| WO2022083530A1 (en) * | 2020-10-20 | 2022-04-28 | 中山市金三模特道具有限公司 | Figurine ball joint and figurine skeleton |
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