CN213884098U - Lower limb movement driving mechanism - Google Patents
Lower limb movement driving mechanism Download PDFInfo
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- CN213884098U CN213884098U CN202021216450.1U CN202021216450U CN213884098U CN 213884098 U CN213884098 U CN 213884098U CN 202021216450 U CN202021216450 U CN 202021216450U CN 213884098 U CN213884098 U CN 213884098U
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Abstract
The utility model discloses a low limbs movement actuating mechanism, including first limb arm, casing and second limb arm, the inside of second limb arm is provided with extending structure, and the first limb arm of extending structure's bottom fixedly connected with, the top fixedly connected with casing of second limb arm, and the inside of casing is provided with drive structure, one side fixedly connected with clamping structure of casing, the inside of first limb arm and second limb arm all is provided with fixed knot and constructs. The utility model discloses a be provided with first grip block, second fixing bolt, second stopper, pull rod, spacing hole, second sleeve, confirm behind the centre gripping target, stimulate the pull rod earlier, the pull rod drives the second grip block and removes, after the centre gripping arrives suitable width, pass spacing hole with second fixing bolt and can the centre gripping fixed, utilize clamping structure can place the dress and use on bed or wheelchair, it is more convenient.
Description
Technical Field
The utility model relates to a hospital rehabilitation training technical field specifically is a low limbs movement actuating mechanism.
Background
In the medical field, patients with inconvenient lower limbs or paralyzed lower limbs always need rehabilitation exercise, but most patients cannot move autonomously, so that a mechanism for assisting the movement of the patients is needed.
In the process of implementing the present invention, the inventor finds that at least the following problems exist in the prior art and are not solved:
(1) the traditional lower limb movement driving mechanism cannot be completely suitable for the lower limb of each patient when in use, and lacks adjustable functions;
(2) the traditional lower limb movement driving mechanism can only be fixed in one area for movement, and a patient is inconvenient to move;
(3) according to the traditional lower limb movement driving mechanism, when a patient uses the mechanism suddenly, the lower limb does not have a comfortable fixing mode, and the movement experience is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a low limbs movement actuating mechanism to it lacks the function of adjusting length, the regional limited and comfortable fixed mode's that does not have problem to propose among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low limbs movement actuating mechanism, includes first limb arm, casing and second limb arm, the inside of second limb arm is provided with extending structure, and the first limb arm of extending structure's bottom fixedly connected with, the top fixedly connected with casing of second limb arm, and the inside of casing is provided with the motion, one side fixedly connected with clamping structure of casing, the inside of first limb arm and second limb arm all is provided with fixed knot and constructs.
Preferably, extending structure comprises telescopic link, slider, first sleeve, spout, first stopper and first fixing bolt, telescopic link fixed connection is on the top of first limb arm, the inside spout that is provided with of telescopic link, and the inside slider that is provided with of spout, swing joint has first fixing bolt between slider and the spout, first sleeve has been cup jointed to the telescopic link outside, and the inside top of first sleeve is provided with first stopper.
Preferably, motion comprises servo motor, hinged rod, first dead lever, first gear, second gear and second dead lever, servo motor fixed connection is in the one end of casing, servo motor's output has the second gear through shaft coupling swing joint, one side fixed connection of first dead lever is in motion's inside, the opposite side fixedly connected with first gear of first dead lever, the one end fixed connection of second dead lever is in the inside of second limb arm, first gear and second gear mesh mutually, the activity articulates between first gear and the second gear has the hinged rod.
Preferably, the fixed knot constructs by fixed plate, first fixed band, magic subsides round surface, magic subsides collude surface, foam-rubber cushion and second fixed band, the fixed plate sets up the inside at first limb arm, the inside of fixed plate is provided with the foam-rubber cushion, the first fixed band of one end fixedly connected with of fixed plate, and one side of first fixed band is provided with magic subsides round surface, the other end fixedly connected with second fixed band of fixed plate, and one side of second fixed band all is provided with magic subsides colludes surface.
Preferably, the fixing plates are arranged in two groups, and the fixing plates are symmetrically distributed about a vertical center line of the clamping structure.
Compared with the prior art, the beneficial effects of the utility model are that: the lower limb movement driving mechanism not only realizes the adjustment of the length of the lower limb, realizes the increase of the range of a movement area, but also realizes a comfortable fixing mode;
(1) by arranging the telescopic rod, the first sliding block, the first sleeve, the sliding groove, the first limiting block and the first fixing bolt, when a patient uses the device, the patient puts the lower limb into the limb arm, firstly screws the first fixing bolt, then utilizes the first sliding block to slide in the sliding groove, and screws the first fixing bolt after adjusting the length to be suitable for the patient;
(2) after a clamping target is determined, the pull rod is pulled first, the pull rod drives the second clamping plate to move, the second fixing bolt penetrates through the limiting hole to be clamped and fixed after the second clamping plate is clamped to a proper width, and the clamping structure can be used for placing the device on a bed or a wheelchair, so that the device is more convenient;
(3) through being provided with fixed plate, first fixed band, magic tape round surface, magic tape hook surface, foam-rubber cushion and second fixed band, the patient utilizes the magic tape round surface on the first fixed band and the magic tape hook surface on the second fixed band to fix low limbs on the limb arm after adjusting length, and the foam-rubber cushion can play the guard action to the limbs, prevents to fray.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
fig. 2 is a schematic front sectional view of the telescopic structure of the present invention;
fig. 3 is a schematic view of a partial cross-sectional structure of the driving mechanism of the present invention;
FIG. 4 is a schematic view of the front view cross-section of the clamping structure of the present invention
Fig. 5 is a schematic side view of the fixing structure of the present invention.
In the figure: 1. a first limb arm; 2. a telescopic structure; 201. a telescopic rod; 202. a slider; 203. a first sleeve; 204. a chute; 205. a first stopper; 206. a first fixing bolt; 3. a second limb arm; 4. a housing; 5. a motion mechanism; 501. a servo motor; 502. a hinged lever; 503. a first fixing lever; 504. a first gear; 505. a second gear; 506. a second fixing bar; 6. a clamping structure; 601. A first clamping plate; 602. a second clamping plate; 603. a second fixing bolt; 604. a second limiting block; 605. a pull rod; 606. a limiting hole; 607. a second sleeve; 7. a fixed structure; 701. a fixing plate; 702. A first securing strap; 703. magic tape round surface; 704. hook surface of magic tape; 705. a sponge cushion; 706. and a second fixing strap.
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. 1-5, the present invention provides an embodiment: a lower limb movement driving mechanism comprises a first limb arm 1, a shell 4 and a second limb arm 3, wherein a telescopic structure 2 is arranged inside the second limb arm 3;
the telescopic structure 2 comprises a telescopic rod 201, a sliding block 202, a first sleeve 203, a sliding groove 204, a first limiting block 205 and a first fixing bolt 206, the telescopic rod 201 is fixedly connected to the top end of the first limb arm 1, the sliding groove 204 is arranged inside the telescopic rod 201, the sliding block 202 is arranged inside the sliding groove 204, the first fixing bolt 206 is movably connected between the sliding block 202 and the sliding groove 204, the first sleeve 203 is sleeved outside the telescopic rod 201, and the first limiting block 205 is arranged at the top end inside the first sleeve 203;
specifically, as shown in fig. 1 and 2, when using the mechanism, first, when the patient uses the mechanism, the patient puts the lower limb into the limb arm, first screws the first fixing bolt 206, then uses the first sliding block 202 to slide in the sliding groove 204, adjusts to the proper length, and then screws the first fixing bolt 206;
the bottom end of the telescopic structure 2 is fixedly connected with a first limb arm 1, the top end of a second limb arm 3 is fixedly connected with a casing 4, and a movement mechanism 5 is arranged inside the casing 4;
the movement mechanism 5 comprises a servo motor 501, an articulated rod 502, a first fixed rod 503, a first gear 504, a second gear 505 and a second fixed rod 506, the servo motor 501 is fixedly connected to one end of the machine shell 4, the type of the servo motor 501 can be MR-J2S-10A, the output end of the servo motor 501 is movably connected with the second gear 505 through a coupler, one side of the first fixed rod 503 is fixedly connected to the inside of the movement mechanism 5, the other side of the first fixed rod 503 is fixedly connected with the first gear 504, one end of the second fixed rod 506 is fixedly connected to the inside of the second limb arm 3, the first gear 504 is meshed with the second gear 505, and the articulated rod 502 is movably hinged between the first gear 504 and the second gear 505
Specifically, as shown in fig. 1 and fig. 3, when the mechanism is used, firstly, after the device is started, the servo motor 501 drives the second gear 505 to rotate on the first gear 504 through the coupling, and the second gear 505 drives the limb arm to move through the second fixing rod 506;
one side of the shell 4 is fixedly connected with a clamping structure 6;
the clamping structure 6 comprises a first clamping plate 601, a second clamping plate 602, a second fixing bolt 603, a second limiting block 604, a pull rod 605, a limiting hole 606 and a second sleeve 607, the second sleeve 607 is fixedly connected to one side of the housing 4, the second limiting block 604 is arranged at the top end of the inside of the second sleeve 607, the pull rod 605 is arranged in the second sleeve 607, the second clamping plate 602 is fixedly connected to the bottom end of one side of the pull rod 605, the limiting hole 606 is arranged in the pull rod 605, the second fixing bolt 603 is movably connected between the limiting hole 606 and the pull rod 605, and the first clamping plate 601 is fixedly connected to the top end of one side of the second sleeve 607;
specifically, as shown in fig. 1 and 4, when the mechanism is used, firstly, after a clamping target is determined, the pull rod 605 is pulled, the pull rod 605 drives the second clamping plate 602 to move, and after the clamping target is clamped to a proper width, the second fixing bolt 603 passes through the limiting hole 606 to be clamped and fixed, and the clamping structure 6 can be used for placing the device on a bed or a wheelchair, so that the use is more convenient;
the inside of the first limb arm 1 and the second limb arm 3 is provided with a fixing structure 7;
the fixing structure 7 comprises a fixing plate 701, a first fixing band 702, a magic tape round surface 703, a magic tape hook surface 704, a spongy cushion 705 and a second fixing band 706, wherein the fixing plate 701 is arranged inside the first limb arm 1, the spongy cushion 705 is arranged inside the fixing plate 701, one end of the fixing plate 701 is fixedly connected with the first fixing band 702, one side of the first fixing band 702 is provided with the magic tape round surface 703, the other end of the fixing plate 701 is fixedly connected with the second fixing band 706, and one side of the second fixing band 706 is provided with the magic tape hook surface 704;
the fixing plates 701 are provided with two groups, and the fixing plates 701 are symmetrically distributed about the vertical center line of the clamping structure 6;
specifically, as shown in fig. 1 and 5, when using the mechanism, firstly, after the length of the patient is adjusted, the patient fixes the lower limb on the limb arm by using the hook and loop surface 703 on the first fixing strap 702 and the hook and loop surface 704 on the second fixing strap 706, and the sponge pad 705 can protect the limb and prevent the abrasion.
The working principle is as follows: the utility model discloses when using, at first, the patient is when using, puts into the limb arm with the low limbs, screws first fixing bolt 206 earlier, then utilizes first slider 202 to slide in spout 204, adjusts to the length that is fit for oneself after, screws up first fixing bolt 206.
After the clamping target is determined, the pull rod 605 is pulled first, the pull rod 605 drives the second clamping plate 602 to move, after the clamping target is clamped to a proper width, the second fixing bolt 603 penetrates through the limiting hole 606 to be clamped and fixed, and the clamping structure 6 can be used for placing the device on a bed or a wheelchair, so that the device is more convenient to use.
Finally, after the length of the patient is adjusted, the lower limb is fixed on the limb by the magic tape round surface 703 on the first fixing belt 702 and the magic tape hook surface 704 on the second fixing belt 706, and the spongy cushion 705 can protect the limb and prevent abrasion.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A lower limb movement driving mechanism comprises a first limb arm (1), a shell (4) and a second limb arm (3), and is characterized in that: the inside of second limb arm (3) is provided with extending structure (2), and the first limb arm of bottom fixedly connected with (1) of extending structure (2), the top fixedly connected with casing (4) of second limb arm (3), and the inside of casing (4) is provided with motion (5), one side fixedly connected with clamping structure (6) of casing (4), the inside of first limb arm (1) and second limb arm (3) all is provided with fixed knot structure (7).
2. The lower limb movement drive mechanism of claim 1, wherein: the telescopic structure (2) comprises a telescopic rod (201), a sliding block (202), a first sleeve (203), a sliding groove (204), a first limiting block (205) and a first fixing bolt (206), the telescopic rod (201) is fixedly connected to the top end of the first limb arm (1), the sliding groove (204) is arranged inside the telescopic rod (201), the sliding block (202) is arranged inside the sliding groove (204), the first fixing bolt (206) is movably connected between the sliding block (202) and the sliding groove (204), the first sleeve (203) is sleeved outside the telescopic rod (201), and the first limiting block (205) is arranged on the top end inside the first sleeve (203).
3. The lower limb movement drive mechanism of claim 1, wherein: the moving mechanism (5) comprises a servo motor (501), an articulated rod (502), a first fixed rod (503), a first gear (504), a second gear (505) and a second fixed rod (506), wherein the servo motor (501) is fixedly connected to one end of the casing (4), the output end of the servo motor (501) is movably connected to the second gear (505) through a coupler, one side of the first fixed rod (503) is fixedly connected to the inside of the moving mechanism (5), the other side of the first fixed rod (503) is fixedly connected to the first gear (504), one end of the second fixed rod (506) is fixedly connected to the inside of the second limb arm (3), the first gear (504) is meshed with the second gear (505), and the articulated rod (502) is movably hinged between the first gear (504) and the second gear (505).
4. The lower limb movement drive mechanism of claim 1, wherein: the clamping structure (6) comprises a first clamping plate (601), a second clamping plate (602), a second fixing bolt (603), a second limiting block (604), a pull rod (605), a limiting hole (606) and a second sleeve (607), wherein the second sleeve (607) is fixedly connected to one side of the machine shell (4), the top end of the inside of the second sleeve (607) is provided with the second limiting block (604), the inside of the second sleeve (607) is provided with the pull rod (605), the bottom end of one side of the pull rod (605) is fixedly connected with the second clamping plate (602), the inside of the pull rod (605) is provided with the limiting hole (606), the second fixing bolt (603) is movably connected between the limiting hole (606) and the pull rod (605), and the top end of one side of the second sleeve (607) is fixedly connected with the first clamping plate (601).
5. The lower limb movement drive mechanism of claim 1, wherein: fixed knot constructs (7) and is pasted round surface (703), magic by fixed plate (701), first fixed band (702), magic and colludes face (704), foam-rubber cushion (705) and second fixed band (706), fixed plate (701) set up the inside at first limb arm (1), the inside of fixed plate (701) is provided with foam-rubber cushion (705), the first fixed band (702) of one end fixedly connected with of fixed plate (701), and one side of first fixed band (702) is provided with magic and pastes round surface (703), the other end fixedly connected with second fixed band (706) of fixed plate (701), and one side of second fixed band (706) is provided with magic and pastes colluding face (704).
6. The lower limb movement drive mechanism of claim 5, wherein: the two groups of fixing plates (701) are arranged, and the fixing plates (701) are symmetrically distributed around the vertical center line of the clamping structure (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021216450.1U CN213884098U (en) | 2021-06-22 | 2021-06-22 | Lower limb movement driving mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021216450.1U CN213884098U (en) | 2021-06-22 | 2021-06-22 | Lower limb movement driving mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213884098U true CN213884098U (en) | 2021-08-06 |
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ID=77097353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021216450.1U Active CN213884098U (en) | 2021-06-22 | 2021-06-22 | Lower limb movement driving mechanism |
Country Status (1)
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|---|---|
| CN (1) | CN213884098U (en) |
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2021
- 2021-06-22 CN CN202021216450.1U patent/CN213884098U/en active Active
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