CN202288537U - Mechanical joint structure - Google Patents
Mechanical joint structure Download PDFInfo
- Publication number
- CN202288537U CN202288537U CN2011203259471U CN201120325947U CN202288537U CN 202288537 U CN202288537 U CN 202288537U CN 2011203259471 U CN2011203259471 U CN 2011203259471U CN 201120325947 U CN201120325947 U CN 201120325947U CN 202288537 U CN202288537 U CN 202288537U
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- Prior art keywords
- joint
- hole
- rotating shaft
- bearing
- ball
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 27
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 4
- 230000003534 oscillatory effect Effects 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
- 208000008822 Ankylosis Diseases 0.000 description 1
- 208000006820 Arthralgia Diseases 0.000 description 1
- 206010023198 Joint ankylosis Diseases 0.000 description 1
- 208000012659 Joint disease Diseases 0.000 description 1
- 238000011882 arthroplasty Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000004394 hip joint Anatomy 0.000 description 1
- 210000000629 knee joint Anatomy 0.000 description 1
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Abstract
The utility model discloses a mechanical joint structure which comprises a joint, a front connecting rod, a rear connecting rod, a joint body, an upper regulating mechanism, a lower regulating mechanism, a rotating shaft and a bearing, wherein one end of the joint is hinged with one end of the front connecting rod, the other end of the joint is hinged with one end of the rear connecting rod, the other end of the front connecting rod is hinged with the upper part of the joint body, the other end of the rear connecting rod is hinged with the upper part of the joint body, the upper regulating mechanism is arranged in the joint and supports against a rotating shaft of the front connecting rod, and the lower regulating mechanism is arranged in the joint body and supports against the rear connecting rod. Because parts such as the joint, the front connecting rod, the rear connecting rod and the joint body are hinged together through the rotating shaft and the bearing, the mechanical joint structure has the advantages of stable action, reliability and long service life; and meanwhile, the upper regulating mechanism and the lower regulating mechanism are respectively arranged on the joint and the joint body and can be used for regulating swinging forces of the front connecting rod and the rear connecting rod, thus demands of different forces of different uses can be adapted.
Description
Technical field
This utility model relates to a kind of artificial joint, particularly relates to a kind of mechanical type articulation structure.
Background technology
People just adopt various arthroplasty treatment ankylosis, joint deformity and various destructive joint disease for many years; Try hard to joint that these are ill and correct and restore funcitons; Make it to become stable, not painful and certain function is arranged, many for this reason scholars have made huge effort.Artificial joint is people for saving a kind of artificial organ that the joint that lost function is designed, and it belongs to best a kind of of curative effect in artificial organ.In general, its service life can reach more than 20 years.Along with scientific and technological progress; The artificial joint operation has been a kind of ten minutes success and safe operation: it can be eliminated arthralgia at once, recover the normal activity function in joint; Make and receive the ailing people that torment in joint to obtain new life once more for a long time; Can walk, climb the building as the normal person after the operation, travel outdoors, go out work, shopping and physical training etc.Because artificial joint need be used the long period, it is to the service life of each parts and the reliability of action having proposed high requirement.
The utility model content
The purpose of this utility model is to provide the mechanical type articulation structure that a kind of long service life, reliable in action property are high, be easy to adjust.
For realizing above-mentioned purpose, the technical solution of this utility model is:
This utility model is a kind of mechanical type articulation structure, and it comprises ball and socket joint, front rod, back link, joint body, adjusted mechanism, lower regulating mechanism, rotating shaft, bearing; The end of described ball and socket joint is hinged through an end of rotating shaft, bearing and front rod, and the other end of ball and socket joint is hinged through an end of rotating shaft, bearing and back link; The other end of described front rod is through rotating shaft, bearing and joint body upper articulation, and the other end of back link is through rotating shaft, bearing and joint body upper articulation; Described adjusted mechanism is installed in the ball and socket joint and with the front rod rotating shaft and leans; Described lower regulating mechanism is installed in the body of joint and with back link and leans.
Described ball and socket joint is along horizontal parallel two axis holes of offering, and the described rotating shaft that is connected with front rod, bearing are arranged in the front-axle hole, and the rotating shaft that is connected with back link, bearing are arranged in the axis hole of back; Offer an outer end at the median vertical line place along the front-axle hole axis and have internal thread through hole, this through hole is as the warehouse of adjusted mechanism; Described adjusted mechanism is made up of buffer stopper, spring, dash adjustment screw; Described buffer stopper, spring, dash adjustment screw penetrate successively on the ball and socket joint as in the through hole of adjusted mechanism warehouse and the female thread of dash adjustment screw and through hole oral area be spirally connected, buffer stopper stretches out the rotating shaft that through hole is connected with front rod and leans.
Described joint body is along horizontal parallel two axis holes of offering, and the described rotating shaft that is connected with front rod, bearing are arranged in the front-axle hole, and the rotating shaft that is connected with back link, bearing are arranged in the axis hole of back; Median vertical line place along the rear axle axially bored line offers a through hole, and this through hole is as the warehouse of lower regulating mechanism; Described lower regulating mechanism is made up of spring storehouse, piston, spring, set screw; Described piston, spring, set screw penetrate in the spring storehouse successively and the female thread of set screw and outer end, spring storehouse oral area is spirally connected; The spring storehouse is nested with in the through hole as the lower regulating mechanism warehouse, and the lower end that spring storehouse and back link are stretched out in the piston outer end leans.
Described bearing is the dry type bearing.
This utility model also comprises a joint top cover, tetragonal pyramid, hexagonal socket head cap screw; Described ball and socket joint top is provided with the connecting hole that can be connected with different accessories, and hexagonal socket head cap screw is arranged in this connecting hole and screw rod makes progress; Described joint top cover is covered in the ball and socket joint top and is socketed on the screw rod of hexagonal socket head cap screw, and tetragonal pyramid is screwed onto the top of hexagonal socket head cap screw screw rod and the joint top cover is fixed.
After adopting such scheme, because this utility model is by parts such as ball and socket joint, front rod, back link, joint bodies through rotating shaft, bearing hinge connection together, stable action, reliable, long service life; And on ball and socket joint, joint body, be respectively equipped with adjusted mechanism and lower regulating mechanism, and can be used for regulating front rod and back link oscillatory forces, thereby adapt to the different needs of different users's dynamics, regulate more or less freely, simple, easy to use.
Below in conjunction with accompanying drawing and specific embodiment this utility model is further described.
Description of drawings
Fig. 1 is the front view of this utility model;
Fig. 2 is the side view of this utility model;
Fig. 3 is the cutaway view of this utility model;
Fig. 4 is the three-dimensional exploded view of this utility model;
Fig. 5 is first embodiment of this utility model;
Fig. 6 is second embodiment of this utility model.
The specific embodiment
Like Fig. 1, Fig. 2, shown in Figure 4; This utility model is a kind of mechanical type articulation structure, and it comprises tetragonal pyramid 1, joint top cover 2, ball and socket joint 3, front rod 4, back link 5, joint body 6, adjusted mechanism 7, lower regulating mechanism 8, rotating shaft 91,92,93,94, bearing 101,102,103,104, hexagonal socket head cap screw 20.
The end of described ball and socket joint 3 is hinged with an end of front rod 4 through rotating shaft 91, bearing 101, and the other end of ball and socket joint 3 is hinged with an end of back link 5 through rotating shaft 92, bearing 102; The other end of described front rod 4 is through rotating shaft 93, bearing 103 and joint body 6 upper articulations, and the other end of back link 5 is through rotating shaft 94, bearing 104 and joint body 6 upper articulations.Described bearing 101,102,103,104 is the dry type bearing.
Described ball and socket joint 3 is along horizontal parallel 32 two axis holes of front-axle hole 31 and back axis hole of offering, and the described rotating shaft 91 that is connected with front rod 4, bearing 101 are arranged in the front-axle hole 31, and the rotating shaft 92 that is connected with back link 5, bearing 102 are arranged in the axis hole 32 of back; Offer an outer end at the median vertical line place along front-axle hole 31 axis and have internal thread through hole 33, this through hole 33 is as the warehouse of adjusted mechanism 7.
With reference to shown in Figure 3, described adjusted mechanism 7 is made up of buffer stopper 71, spring 72, dash adjustment screw 73.Described buffer stopper 71, spring 72, dash adjustment screw 73 penetrate successively on the ball and socket joint 3 as in the through hole 33 of adjusted mechanism 7 warehouses and the female threads of dash adjustment screw 73 and through hole 33 oral areas be spirally connected; Buffer stopper 71 stretches out the rotating shaft 91 that through hole 33 is connected with front rod 4 and leans, and plays the effect of damping front rod 4 swings.Like this, through regulating dash adjustment screw 73,, thereby reach the purpose of regulating front rod 4 oscillatory forces with regard to the elastic force of adjustable springs 72.
Laterally parallel 62 two axis holes of front-axle hole 61 and back axis hole of offering of described joint body 6, the described rotating shaft 93 that is connected with front rod 4, bearing 103 are arranged in the front-axle hole 61, and the rotating shaft 94 that is connected with back link 5, bearing 104 are arranged in the axis hole 62 of back; Median vertical line place at axis hole 62 axis along the back offers a through hole 63, and this through hole 63 is as the warehouse of lower regulating mechanism 8.
With reference to shown in Figure 3, described lower regulating mechanism 8 is made up of spring storehouse 81, piston 82, spring 83, set screw 84.Described piston 82, spring 83, set screw 84 penetrate in the spring storehouse 81 successively and the female threads of set screw 84 and spring storehouse 81 outer end oral areas are spirally connected; Spring storehouse 81 is nested with in the through hole 63 as lower regulating mechanism 8 warehouses; The lower end that spring storehouse 81 and back link 5 are stretched out in piston 82 outer ends leans, and plays the effect of damping back link 5 swings.Like this, through regulating set screw 84,, thereby reach the purpose of regulating back link 5 oscillatory forces with regard to the elastic force of adjustable springs 83.
Described ball and socket joint 3 tops are provided with the connecting hole 34 that can be connected with different accessories, and hexagonal socket head cap screw 20 is arranged in this connecting hole 34 and screw rod makes progress; Described joint top cover 2 is covered in ball and socket joint 1 top and is socketed on the screw rod of hexagonal socket head cap screw 20, and tetragonal pyramid 1 is screwed onto the top of hexagonal socket head cap screw 20 screw rods and joint top cover 2 is fixed.
When reality is used, according to different patients' needs, on ball and socket joint 3, install the patient's connecting plate 30 (as shown in Figure 5) that is suitable for breaking to the knee joint place, perhaps on ball and socket joint 3, installing the patient's connecting plate 40 (as shown in Figure 6) that is suitable for breaking to the hip joint place.
The above; Be merely this utility model preferred embodiment; So can not limit the scope that this utility model is implemented with this, the equivalence of promptly doing according to this utility model claim and description changes and modifies, and all should still belong in the scope that this utility model patent contains.
Claims (5)
1. mechanical type articulation structure, it is characterized in that: it comprises ball and socket joint, front rod, back link, joint body, adjusted mechanism, lower regulating mechanism, rotating shaft, bearing; The end of described ball and socket joint is hinged through an end of rotating shaft, bearing and front rod, and the other end of ball and socket joint is hinged through an end of rotating shaft, bearing and back link; The other end of described front rod is through rotating shaft, bearing and joint body upper articulation, and the other end of back link is through rotating shaft, bearing and joint body upper articulation; Described adjusted mechanism is installed in the ball and socket joint and with the front rod rotating shaft and leans; Described lower regulating mechanism is installed in the body of joint and with back link and leans.
2. mechanical type articulation structure according to claim 1; It is characterized in that: described ball and socket joint is along horizontal parallel two axis holes of offering; The described rotating shaft that is connected with front rod, bearing are arranged in the front-axle hole, and the rotating shaft that is connected with back link, bearing are arranged in the axis hole of back; Offer an outer end at the median vertical line place along the front-axle hole axis and have internal thread through hole, this through hole is as the warehouse of adjusted mechanism; Described adjusted mechanism is made up of buffer stopper, spring, dash adjustment screw; Described buffer stopper, spring, dash adjustment screw penetrate successively on the ball and socket joint as in the through hole of adjusted mechanism warehouse and the female thread of dash adjustment screw and through hole oral area be spirally connected, buffer stopper stretches out the rotating shaft that through hole is connected with front rod and leans.
3. mechanical type articulation structure according to claim 1; It is characterized in that: described joint body is along horizontal parallel two axis holes of offering; The described rotating shaft that is connected with front rod, bearing are arranged in the front-axle hole, and the rotating shaft that is connected with back link, bearing are arranged in the axis hole of back; Median vertical line place along the rear axle axially bored line offers a through hole, and this through hole is as the warehouse of lower regulating mechanism; Described lower regulating mechanism is made up of spring storehouse, piston, spring, set screw; Described piston, spring, set screw penetrate in the spring storehouse successively and the female thread of set screw and outer end, spring storehouse oral area is spirally connected; The spring storehouse is nested with in the through hole as the lower regulating mechanism warehouse, and the lower end that spring storehouse and back link are stretched out in the piston outer end leans.
4. mechanical type articulation structure according to claim 1 is characterized in that: described bearing is the dry type bearing.
5. mechanical type articulation structure according to claim 1 is characterized in that: it also comprises a joint top cover, tetragonal pyramid, hexagonal socket head cap screw; Described ball and socket joint top is provided with the connecting hole that can be connected with different accessories, and hexagonal socket head cap screw is arranged in this connecting hole and screw rod makes progress; Described joint top cover is covered in the ball and socket joint top and is socketed on the screw rod of hexagonal socket head cap screw, and tetragonal pyramid is screwed onto the top of hexagonal socket head cap screw screw rod and the joint top cover is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203259471U CN202288537U (en) | 2011-09-01 | 2011-09-01 | Mechanical joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203259471U CN202288537U (en) | 2011-09-01 | 2011-09-01 | Mechanical joint structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202288537U true CN202288537U (en) | 2012-07-04 |
Family
ID=46357536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203259471U Expired - Fee Related CN202288537U (en) | 2011-09-01 | 2011-09-01 | Mechanical joint structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202288537U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110895894A (en) * | 2018-08-24 | 2020-03-20 | 深圳先进技术研究院 | Human hip joint motion simulation device and iliac artery stent fatigue test device |
-
2011
- 2011-09-01 CN CN2011203259471U patent/CN202288537U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110895894A (en) * | 2018-08-24 | 2020-03-20 | 深圳先进技术研究院 | Human hip joint motion simulation device and iliac artery stent fatigue test device |
| CN110895894B (en) * | 2018-08-24 | 2021-06-18 | 深圳先进技术研究院 | Human hip joint motion simulation device and iliac artery stent fatigue test device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20140901 |
|
| EXPY | Termination of patent right or utility model |