CN215132755U - Pneumatic type knee joint degenerative arthritis auxiliary device that stands - Google Patents
Pneumatic type knee joint degenerative arthritis auxiliary device that stands Download PDFInfo
- Publication number
- CN215132755U CN215132755U CN202120813091.6U CN202120813091U CN215132755U CN 215132755 U CN215132755 U CN 215132755U CN 202120813091 U CN202120813091 U CN 202120813091U CN 215132755 U CN215132755 U CN 215132755U
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- Prior art keywords
- sleeve
- arc
- thigh
- sides
- shank
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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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- 210000000629 knee joint Anatomy 0.000 title claims abstract description 17
- 201000008482 osteoarthritis Diseases 0.000 title claims abstract description 16
- 210000001699 lower leg Anatomy 0.000 claims abstract description 41
- 210000000689 upper leg Anatomy 0.000 claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 230000001681 protective effect Effects 0.000 claims description 4
- 210000003127 knee Anatomy 0.000 claims 6
- 238000000034 method Methods 0.000 abstract description 8
- 210000002414 leg Anatomy 0.000 abstract description 5
- 201000010099 disease Diseases 0.000 abstract description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 abstract description 3
- 230000008878 coupling Effects 0.000 abstract 3
- 238000010168 coupling process Methods 0.000 abstract 3
- 238000005859 coupling reaction Methods 0.000 abstract 3
- 210000004417 patella Anatomy 0.000 description 3
- 244000309466 calf Species 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 206010003246 arthritis Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
Images
Abstract
The utility model provides a pneumatic type knee joint degenerative arthritis auxiliary device that stands, includes open-ended thigh cover and open-ended shank cover, the both sides of thigh cover are all rotated and are installed coupling mechanism, and two coupling mechanism's bottom all is in the same place with the both sides of shank cover are articulated, coupling mechanism includes two rectangular plates, and one side that two rectangular plates kept away from each other is in the same place with thigh cover and shank cover fixed connection respectively, and the equal fixed mounting in one side that two rectangular plates are close to each other has the circle piece, and two circle pieces rotate to link together, and equal fixed mounting has the mounting panel on two rectangular plates, and one side fixed mounting that two mounting panels are close to each other has same pneumatic rod. The utility model discloses can be applicable to the patient of different statures (leg thickness), the commonality is very strong to provide the helping hand to the device through the barometer pole, can keep helping hand continuous stable output in the middle of the process that the device walked can be dressed to the disease.
Description
Technical Field
The utility model relates to the field of medical technology, especially, relate to a pneumatic type knee joint retrogressive arthritis auxiliary device that stands.
Background
Degenerative arthritis of the knee joint occurs better in the knee joint with greater load, and almost all cases have different degrees of pain, which progresses slowly with the course of the disease. The pain is obvious when the knee joint starts to move, and is reduced after the knee joint moves slightly, but the pain is aggravated when the weight is loaded and the knee joint moves too much.
Through retrieval, application number 201820007277.0 discloses a pneumatic type knee joint degenerative arthritis standing auxiliary device, which comprises an inflator pump, an air guide pipe, a knee cap sleeve, a high-elasticity cloth sleeve, an air cushion and a low-elasticity cloth sleeve, wherein the knee cap sleeve is directly sleeved at the knee joint position, the air cushion is completely fixed on one side of the knee cap sleeve, the air cushion is soft and small in size under the uninflated state, an inflation inlet is arranged below the position, close to the wearing part of the crus, of the air cushion and is in an open state at ordinary times, a catheter head at one end of an inflation pipe can be directly connected to the inflation inlet, and the air cushion can automatically deflate only by pulling out the inflation pipe after a patient stands up without influencing the later walking of the patient.
However, the above-mentioned knee joint standing assist device has a single size, and cannot be used universally for patients with different sizes (leg thicknesses), and because the inflator is used as the power, the power output is unstable, and the assistance cannot be provided continuously and stably during walking, so that a pneumatic knee joint degenerative arthritis standing assist device is proposed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a pneumatic type knee joint degenerative arthritis standing auxiliary device.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a pneumatic standing auxiliary device for degenerative arthritis of knee joints comprises an open-ended thigh sleeve and an open-ended shank sleeve, wherein connecting mechanisms are rotatably arranged on two sides of the thigh sleeve, the bottoms of the two connecting mechanisms are hinged with two sides of the shank sleeve, each connecting mechanism comprises two rectangular plates, one sides of the two rectangular plates, which are far away from each other, are fixedly connected with the thigh sleeve and the shank sleeve respectively, one sides of the two rectangular plates, which are close to each other, are fixedly provided with round blocks, the two round blocks are rotatably connected together, the two rectangular plates are fixedly provided with mounting plates, one sides of the two mounting plates, which are close to each other, are fixedly provided with a same air pressure bar, the thigh sleeve and the shank sleeve are fixedly provided with a tightening mechanism, the tightening mechanism comprises an arc-shaped block, the top of the arc-shaped block is provided with an arc-shaped groove, two sliding blocks are slidably arranged in the arc-shaped groove, rotate on the both sides inner wall of arc wall and install same screw rod, the screw rod runs through two sliders and is in the same place with two slider threaded connection, thigh cover and shank cover respectively with correspond two slider fixed connection together, fixed cover is equipped with the worm wheel on the screw rod, rotate on the bottom inner wall of arc wall and install the worm, worm and worm wheel intermeshing are in the same place.
Preferably, two round blocks on the same connecting mechanism are provided with rotating holes, and the same pin shaft is rotatably arranged in the two rotating holes.
Preferably, the inner walls of the thigh sleeve and the lower leg sleeve are fixedly sleeved with rubber protective sleeves.
Preferably, one side of the sliding block, which is far away from the arc-shaped block, is fixedly provided with a connecting plate, and the thigh sleeve and the shank sleeve are respectively and fixedly connected with the corresponding connecting plates.
Preferably, the bottom end of the worm penetrates through the inner wall of the bottom of the arc-shaped block and is fixedly provided with a knob.
Preferably, the screw rod is provided with two sections of threads with opposite rotating directions, the two sections of threads are both provided with an internal thread sleeve in a threaded sleeve mode, and the two internal thread sleeves penetrate through the corresponding sliding blocks respectively and are fixedly connected with the corresponding sliding blocks together.
Preferably, be equipped with two round bars in the arc wall, the both ends of two round bars respectively with the both sides inner wall fixed connection of arc wall together, two round bars run through two sliders respectively and with two slider sliding connection together.
Compared with the prior art, the beneficial effects of the utility model are that: when the device is worn, the thigh sleeve and the shank sleeve are respectively sleeved on the thigh and the shank, the fixing positions and the fixing strengths of the thigh sleeve and the shank sleeve on the leg can be adjusted through the corresponding tightening mechanisms according to different statures, when the loose degree of the thigh sleeve and the shank sleeve is adjusted, the worm can be driven by the knob to rotate, the worm rotates and drives the worm wheel to rotate, the worm wheel drives the screw to rotate, the distance between the two sliders changes along with the rotation of the screw, the aperture of the thigh sleeve and the shank sleeve also changes along with the change of the distance between the two sliders, so that the device can be suitable for users with different statures, the thigh sleeve and the shank sleeve rotate by taking the pin shafts on the two connecting mechanisms as the circle centers during the walking process of wearing the device, the two air pressure rods can support and help the thigh sleeve and the shank sleeve through the two rectangular plates on the connecting mechanism, so that a user can save more labor in the walking process.
The utility model discloses can be applicable to the patient of different statures (leg thickness), the commonality is very strong to provide the helping hand to the device through the barometer pole, can keep helping hand continuous stable output in the middle of the process that the device walked can be dressed to the disease.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is an exploded view of the connection mechanism of the present invention;
fig. 3 is a schematic view of a three-dimensional structure of the tightening mechanism of the present invention;
FIG. 4 is a schematic perspective view of the middle and lower leg sleeves of the present invention;
in the figure: 1. a thigh sleeve; 2. a calf sleeve; 3. a connecting mechanism; 301. a rectangular plate; 302. a round block; 303. mounting a plate; 304. a pin shaft; 4. a pneumatic rod; 5. a tightening mechanism; 501. an arc-shaped block; 502. an arc-shaped slot; 503. a slider; 504. a connecting plate; 505. a screw; 506. a round bar; 507. a worm gear; 508. a worm.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a pneumatic standing auxiliary device for degenerative arthritis of knee joint comprises an open thigh sleeve 1 and an open shank sleeve 2, wherein two sides of the thigh sleeve 1 are respectively rotatably provided with a connecting mechanism 3, the bottoms of the two connecting mechanisms 3 are respectively hinged with two sides of the shank sleeve 2, each connecting mechanism 3 comprises two rectangular plates 301, one sides of the two rectangular plates 301 which are far away from each other are respectively fixedly connected with the thigh sleeve 1 and the shank sleeve 2, one sides of the two rectangular plates 301 which are close to each other are respectively fixedly provided with a round block 302, the two round blocks 302 are rotatably connected together, the two rectangular plates 301 are respectively fixedly provided with a mounting plate 303, one side of the two mounting plates 303 which are close to each other is fixedly provided with the same pneumatic rod 4, the thigh sleeve 1 and the shank sleeve 2 are respectively fixedly provided with a tightening mechanism 5, the tightening mechanism 5 comprises an arc-shaped block 501, and the top of the arc-shaped block 501 is provided with an arc-shaped groove 502, two sliding blocks 503 are arranged in the arc-shaped groove 502 in a sliding mode, the inner walls of two sides of the arc-shaped groove 502 are provided with the same screw 505 in a rotating mode, the screw 505 penetrates through the two sliding blocks 503 and is in threaded connection with the two sliding blocks 503, the lower leg sleeve 1 and the lower leg sleeve 2 are fixedly connected with the two corresponding sliding blocks 503 respectively, the screw 505 is fixedly sleeved with a worm wheel 507, the inner wall of the bottom of the arc-shaped groove 502 is provided with a worm 508 in a rotating mode, and the worm 508 and the worm wheel 507 are meshed together.
As shown in fig. 1-2, two round blocks 302 on the same connecting mechanism 3 are both provided with rotating holes, and the same pin 304 is rotatably mounted in the two rotating holes.
Rubber protective sleeves are fixedly sleeved on the inner walls of the thigh sleeve 1 and the shank sleeve 2.
Specifically, the rubber protective sleeve can prevent the thigh sleeve 1 and the shank sleeve 2 from being directly contacted with the skin, and has strong protection.
As shown in fig. 3, a connecting plate 504 is fixedly installed on one side of the sliding block 503 away from the arc-shaped block 501, and the thigh sleeve 1 and the shank sleeve 2 are respectively and fixedly connected with the corresponding connecting plates 504.
The bottom end of the worm 508 penetrates through the inner wall of the bottom of the arc-shaped block 501 and is fixedly provided with a knob.
Two sections of threads with opposite rotation directions are arranged on the screw rod 505, an internal thread sleeve is sleeved on each of the two sections of threads in a threaded manner, and the two internal thread sleeves respectively penetrate through the corresponding sliding blocks 503 and are fixedly connected with the corresponding sliding blocks 503.
Two round rods 506 are arranged in the arc-shaped groove 502, two ends of the two round rods 506 are fixedly connected with the inner walls of two sides of the arc-shaped groove 502 respectively, and the two round rods 506 penetrate through the two sliding blocks 503 respectively and are connected with the two sliding blocks 503 in a sliding manner.
Specifically, two sections of threads with opposite rotation directions can enable the two sliding blocks 503 to move in opposite directions in the rotation process of the screw 505, and the two round rods 506 can play a limiting role in the movement of the sliding blocks 503 in the arc-shaped groove 502.
The working principle is as follows: when the device is worn, the thigh sleeve 1 and the shank sleeve 2 are respectively sleeved on the thigh and the shank, meanwhile, according to different statures, the fixing positions and the fixing strengths of the thigh sleeve 1 and the shank sleeve 2 on the leg can be adjusted through the corresponding tightening mechanisms 5, when the loose degree of the thigh sleeve 1 and the shank sleeve 2 is adjusted, the worm 508 can be driven by the knob to rotate, the worm 508 rotates and drives the worm wheel 507 to rotate, the worm wheel 507 drives the screw rod 505 to rotate, the distance between the two sliding blocks 503 can change along with the rotation of the screw rod 505, the aperture of the thigh sleeve 1 and the bore of the shank sleeve 2 can also change along with the change of the distance between the two corresponding sliding blocks 503, so that the device can be suitable for users with different statures, in the process of wearing the device, the thigh sleeve 1 and the shank sleeve 2 rotate by taking the pin shaft 304 on the two connecting mechanisms 3 as the circle center, in the process of rotation, the two pneumatic rods 4 can support and help the thigh sleeve 1 and the calf sleeve 2 through the two rectangular plates 301 on the connecting mechanism 3, so that a user can save more labor in the process of walking.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A pneumatic type knee joint degenerative arthritis standing auxiliary device comprises an open thigh sleeve (1) and an open shank sleeve (2), and is characterized in that: the thigh sleeve is characterized in that the two sides of the thigh sleeve (1) are rotatably provided with connecting mechanisms (3), the bottoms of the two connecting mechanisms (3) are hinged with the two sides of the shank sleeve (2), the connecting mechanisms (3) comprise two rectangular plates (301), one sides of the two rectangular plates (301) which are far away from each other are fixedly connected with the thigh sleeve (1) and the shank sleeve (2) respectively, one sides of the two rectangular plates (301) which are close to each other are fixedly provided with round blocks (302), the two round blocks (302) are rotatably connected together, the two rectangular plates (301) are fixedly provided with mounting plates (303), one sides of the two mounting plates (303) which are close to each other are fixedly provided with the same air pressure rod (4), the thigh sleeve (1) and the shank sleeve (2) are fixedly provided with tightening mechanisms (5), each tightening mechanism (5) comprises an arc-shaped block (501), and the top of the arc-shaped block (501) is provided with an arc-shaped groove (502), arc wall (502) slidable mounting has two sliders (503), rotate on the both sides inner wall of arc wall (502) and install same screw rod (505), screw rod (505) run through two sliders (503) and with two slider (503) threaded connection together, thigh cover (1) and shank cover (2) respectively with correspond two slider (503) fixed connection together, fixed cover is equipped with worm wheel (507) on screw rod (505), rotate on the bottom inner wall of arc wall (502) and install worm (508), worm (508) and worm wheel (507) intermeshing are in the same place.
2. The pneumatic knee degenerative arthritis standing assist device of claim 1, wherein: two round blocks (302) on the same connecting mechanism (3) are provided with rotating holes, and the same pin shaft (304) is rotatably arranged in the two rotating holes.
3. The pneumatic knee degenerative arthritis standing assist device of claim 1, wherein: rubber protective sleeves are fixedly sleeved on the inner walls of the thigh sleeve (1) and the shank sleeve (2).
4. The pneumatic knee degenerative arthritis standing assist device of claim 1, wherein: one side of the sliding block (503) far away from the arc-shaped block (501) is fixedly provided with a connecting plate (504), and the thigh sleeve (1) and the lower leg sleeve (2) are respectively and fixedly connected with the corresponding connecting plate (504).
5. The pneumatic knee degenerative arthritis standing assist device of claim 1, wherein: the bottom end of the worm (508) penetrates through the inner wall of the bottom of the arc-shaped block (501) and is fixedly provided with a knob.
6. The pneumatic knee degenerative arthritis standing assist device of claim 1, wherein: two sections of threads with opposite rotating directions are arranged on the screw rod (505), an internal thread sleeve is sleeved on each of the two sections of threads in a threaded manner, and the two internal thread sleeves respectively penetrate through the corresponding sliding blocks (503) and are fixedly connected with the corresponding sliding blocks (503).
7. The pneumatic knee degenerative arthritis standing assist device of claim 1, wherein: two round rods (506) are arranged in the arc-shaped groove (502), two ends of the two round rods (506) are fixedly connected with the inner walls of two sides of the arc-shaped groove (502) respectively, and the two round rods (506) penetrate through the two sliding blocks (503) respectively and are connected with the two sliding blocks (503) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120813091.6U CN215132755U (en) | 2021-04-20 | 2021-04-20 | Pneumatic type knee joint degenerative arthritis auxiliary device that stands |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120813091.6U CN215132755U (en) | 2021-04-20 | 2021-04-20 | Pneumatic type knee joint degenerative arthritis auxiliary device that stands |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215132755U true CN215132755U (en) | 2021-12-14 |
Family
ID=79361294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120813091.6U Expired - Fee Related CN215132755U (en) | 2021-04-20 | 2021-04-20 | Pneumatic type knee joint degenerative arthritis auxiliary device that stands |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215132755U (en) |
-
2021
- 2021-04-20 CN CN202120813091.6U patent/CN215132755U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211214 |