CN209847670U - Adjustable limb lifting frame - Google Patents
Adjustable limb lifting frame Download PDFInfo
- Publication number
- CN209847670U CN209847670U CN201920265064.2U CN201920265064U CN209847670U CN 209847670 U CN209847670 U CN 209847670U CN 201920265064 U CN201920265064 U CN 201920265064U CN 209847670 U CN209847670 U CN 209847670U
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- base
- lead screw
- supporting
- frame
- lifting frame
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Abstract
The utility model provides a pair of frame is raised to limbs with adjustable, include: the device comprises a base, a fixing device connected with the lower surface of the base, and a support frame and a transmission device which are fixed on the surface of the base; the fixing device comprises a fixing piece, a supporting piece and a supporting rod; one end of the support frame is connected to the base through a rotating shaft, and two limb lifting pieces are fixed on the upper surface of the support frame; the transmission device comprises a first lead screw, a second lead screw, a moving block, a motor, a gear shifting mechanism and a speed reducing device, wherein the motor and the gear shifting mechanism are both connected with the speed reducing device, and the speed reducing device is in synchronous mechanical transmission connection with the first lead screw and the second lead screw through a toothed belt; the moving block is connected with the other end of the supporting frame in a sliding mode through a linkage rod. The utility model provides a pair of frame is raised to limbs with adjustable can adjust the angle and the position of support frame as required, can carry out the lift of single section limbs or whole limbs according to the patient's demand to have manual and electronic dual mode and adjust the service environment that the support frame satisfies the difference.
Description
Technical Field
The utility model relates to the field of medical equipment, especially, relate to a frame is raised to limbs with adjustable be applicable to upper limbs.
Background
The elevation of the affected limb is a commonly used treatment means after orthopedic surgery, and aims to promote limb blood backflow, relieve edema, improve circulation and facilitate functional rehabilitation and replantation or transplantation of tissues for survival. The method for lifting the affected limb commonly used in orthopedics generally comprises two methods: the first is a raising type and the second is a suspension type. The lifting of the affected limb is usually performed in a lifting manner, and the affected limb is required to be level or slightly higher than the heart level, so that the lifting type affected limb lifting device is suitable for general trauma. The common method is to cushion a pillow or other articles under the limb of the patient needing to be lifted to achieve the purpose. However, the method has the defects that firstly, the pillow is too soft, the limb muscles of the patient cannot be completely relaxed, and the recovery time is delayed; secondly, the pillow is too hard, so that the angle cannot be raised accurately, and the patient feels uncomfortable; and thirdly, if other articles are used, the limb of the patient cannot be well attached, the patient feels obvious uncomfortable and often lacks stability, or the raised height of the affected limb is easy to change, or the affected limb is easy to slide to the side. The suspension type affected limb lifting requires the affected limb to be obviously higher than the heart level, is mainly suitable for treating the hand severe crush injury and the periosteum syndrome, but occupies too large space.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a frame is raised to limbs with adjustable simple structure, convenient operation.
The utility model discloses a technical scheme do:
an adjustable limb elevation support comprising: the device comprises a base, a fixing device connected with the lower surface of the base, and a support frame and a transmission device which are fixed on the surface of the base; the fixing device comprises a fixing piece, a supporting piece and a supporting rod; one end of the support frame is connected to the base through a rotating shaft, and two limb lifting pieces are fixed on the upper surface of the support frame; the transmission device comprises a first lead screw, a second lead screw, a moving block, a motor, a gear shifting mechanism and a speed reducer, wherein the motor, the gear shifting mechanism and the speed reducer form a power source device; the moving block is connected with the other end of the supporting frame in a sliding mode through a linkage rod.
Preferably, the base upper surface is equipped with first dog and second dog, and the second dog is located the second backup pad and under, and first dog is located the dead ahead of first backup pad.
Preferably, the support frame is formed by connecting a first support plate and a second support plate through a rotating shaft, a sliding groove is formed in the center of the first support plate and the center of the second support plate, and a sliding block connected with the sliding groove in a sliding manner is arranged on the sliding groove; the second supporting plate and the base are in a range of 0-20 degrees, and the first supporting plate and the base are in a range of 30-50 degrees.
Preferably, the two limb elevating members are fixed to the first support plate and the second support plate respectively.
Preferably, the first lead screw and the second lead screw are externally provided with protective covers, and the moving block penetrates through the first lead screw and the second lead screw and is in threaded connection with the first lead screw and the second lead screw.
Preferably, the gear shift mechanism comprises a crank, a worm wheel and a cylindrical cam which are connected in sequence.
Preferably, two ends of the support rod are respectively connected with two support pieces in a penetrating manner, one of the support pieces is fixed on the upper surface of the fixing piece, and the other support piece is fixedly connected with the bottom surface of the base through a fastening bolt; the side of the fixing piece is provided with a clamping part.
Preferably, the bottom surface of the base is provided with a screw hole, and the fixing member and the supporting member are fixed on the base through bolts.
Preferably, a ferrule is arranged in the screw hole on the bottom surface of the base, and a rubber gasket is arranged in the ferrule.
Preferably, a through hole for pouring lubricating oil is formed at the top of the moving block.
The utility model discloses a theory of operation does:
the upper surface of the base is provided with a first stop dog and a second stop dog, the first stop dog is positioned under the second supporting plate to enable the second supporting plate to be at an angle of 10 degrees with the base, the second stop dog is positioned right ahead of the first supporting plate, and the first supporting plate is abutted against the second stop dog when rotating to a position of 40 degrees in the horizontal direction, so that the lifting position of the limb lifting frame is limited. The center positions of the first supporting plate and the second supporting plate are provided with communicated sliding grooves, the length of the sliding groove on the side of the second supporting plate is consistent with that of the sliding block, the length of the sliding groove on the side of the first supporting plate is smaller than that of the sliding block, and when the sliding block slides to one side of the first supporting plate, the first supporting plate and the second supporting plate can be lifted in a linkage manner along with the moving block; when the sliding block slides to one side of the second supporting plate, the position of the second supporting plate is locked, and only the first supporting plate is lifted along with the linkage of the moving block.
The switch of the motor is a double-pole double-throw switch, S1Throwing at the end A of the positive rotation of the motor, rotating the screw rod to move the moving block, lifting the limb frame, and when the lifting angle of the limb frame is 40 degrees, S2And when the circuit is disconnected, the motor stops rotating, and the limb lifting frame stops lifting. Will double pole double throw switch S1Throwing at the B end, the screw rod rotates, the moving block moves, the lifting frame is lowered, in order to prevent too many descending angles, the pressure angle when lifting is too large, the machinery is near the dead point position, the machinery cannot move, when the lifting frame is lowered to 10 degrees, the switch S3And when the circuit is disconnected, the motor stops moving, and the lifting frame stops descending movement.
The gear shifting device utilizes a cylindrical cam mechanism and a worm gear mechanism to rotate a cylindrical cam, and the worm gear is respectively meshed with a worm in manual transmission and a cylindrical gear in electric transmission, so that the purpose of gear shifting is achieved.
For convenience of description, the limb in this specification is an upper limb.
During the use, at first need install fixedly to this device: when the affected limb of the limb patient is positioned near the bed edge, the two fixing pieces are clamped on the bed edge, and the two ends of the base are fixed on the fixing pieces through bolts; fixing; when the limbs of the patient are far away from the bed edge, the fixing piece is clamped on the bed edge, two supporting rods are taken, two ends of each supporting rod are respectively connected with one supporting piece, the supporting pieces are fixed on the fixing piece, the other supporting piece is placed on the bed board, the distance between the two supporting pieces on the supporting rods is adjusted according to the position of the patient from the bed edge, and the supporting pieces placed on the bed board are fixed in screw holes of the base through fastening bolts to enable the base to be close to the limbs.
After the base is fixed, the patient places the upper limbs on the limb lifting frame, when the whole arm needs to be lifted as required, the sliding block slides to the side of the first supporting plate, the motor switch is turned on, the gear shifting mechanism is adjusted to select a proper adjusting speed gear, the motor is started, the speed reducer drives the moving blocks on the first lead screw and the second lead screw to slide through synchronous mechanical transmission of the toothed belt, the moving blocks drive the linkage rods to slide, the supporting plate is lifted, the large arm and the small arm are driven to lift to proper positions, and then the motor switch is turned off. When the small arm is lifted independently, the sliding block is slid to the side of the second supporting plate, and the steps are repeated. Because the limit of the stop block to the lifting position of the support frame, the angle between the limb lifting position and the horizontal direction is between 10 and 40 degrees.
When power failure occurs or the motor cannot normally rotate due to other reasons, the motor can be replaced by a method of shaking the wheel by hands to rotate the screw rod, the crank is shaken to drive the worm and gear transmission and the cylindrical gear of the electric transmission to be meshed, the moving block can normally move, and therefore the lifting of the support frame is achieved.
The utility model has the advantages that: the utility model provides a pair of support frame of limbs elevated frame with adjustable be multisection formula structure, can raise single section limbs or whole limbs as required, install support piece on the mounting and can use with making things convenient for the patient according to patient's position control base's position, the utility model discloses have manual and electronic dual mode and adjust the service environment that the support frame satisfies the difference.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a shift mechanism configuration view;
FIG. 3 is a view showing the structure of the slider sliding to one side of the first support plate;
FIG. 4 is a view showing the slide block sliding to one side of the second support plate;
FIG. 5 is a sectional view of the fixing member, the supporting member and the supporting rod;
FIG. 6 is a circuit diagram of a motor switch;
wherein, 1-base, 11-first block, 12-second block;
2-a support frame, 21-a first support plate, 22-a second support plate, 23-a chute and 24-a slide block;
3-limb elevating member;
4-transmission device, 41-first lead screw, 42-second lead screw, 43-moving block, 44-motor, 45-speed reducer, 46-gear shifting mechanism, 461-crank, 462-worm, 463-worm wheel, 464-cylindrical cam;
5-fixing piece, 6-supporting piece, 7-supporting rod and 8-linkage rod.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
The utility model relates to a frame is raised to limbs with adjustable, as shown in figure 1, include: the device comprises a base 1, a fixing device connected with the lower surface of the base, a support frame 2 fixed on the surface of the base and a transmission device 4; the fixing device comprises a fixing piece 5, a supporting piece 6 and a supporting rod 7; one end of the support frame 2 is connected to the base 1 through a rotating shaft, and two limb lifting pieces 3 are fixed on the upper surface of the support frame 2; the transmission device comprises a first lead screw 41, a second lead screw 42, a moving block 43, a motor 44, a gear shifting mechanism 46 and a speed reducing device 45, wherein the motor 44 and the gear shifting mechanism 46 are both connected with the speed reducing device 45, and the speed reducing device 45 is in synchronous mechanical transmission connection with the first lead screw 41 and the second lead screw 42 through a toothed belt; the moving block 43 is slidably connected to the other end of the supporting frame 2 through the coupling rod 8, and the motor 44, the shift mechanism 46 and the speed reducer 45 constitute a power source device 9.
Further, the upper surface of the base 1 is provided with a first stop block 11 and a second stop block 22, the second stop block 11 is located right below the second support plate 22, and the first stop block 12 is located right in front of the first support plate 21.
Further, the supporting frame 2 is designed to be multi-section, as shown in fig. 3 and 4, a first supporting plate 21 and a second supporting plate 22 are connected through a rotating shaft, a sliding groove 23 is formed in the center of the first supporting plate 21 and the center of the second supporting plate 22, and a sliding block 24 connected with the sliding groove 23 in a sliding manner is arranged on the sliding groove 23; the second supporting plate 22 and the base 1 form a 0-20 degree angle, and the first supporting plate 21 and the base 1 form a 30-50 degree angle.
Further, the two limb elevating members 3 are fixed to the first support plate 21 and the second support plate 22, respectively.
Further, the first lead screw 41 and the second lead screw 42 are externally provided with a protective cover, and the moving block 43 is arranged on the first lead screw 41 and the second lead screw 42 in a penetrating manner and is in threaded connection.
Further, the shift mechanism 46 includes a crank 461, a worm 462, a worm wheel 463, and a cylindrical cam 464, which are connected in series.
Furthermore, two ends of the support rod 7 are respectively connected with two support pieces 6 in a penetrating manner, one of the support pieces 6 is fixed on the upper surface of the fixing piece 5, and the other support piece 6 is fixedly connected with the base 1 through a fastening bolt; the fixing piece 5 is provided with a clamping part.
Further, a screw hole is formed in the bottom surface of the base 1, and the fixing member 5 and the supporting member 6 are fixed to the base 1 by bolts.
Furthermore, a ferrule is arranged in a screw hole on the bottom surface of the base 1, and a rubber gasket is arranged in the ferrule.
Further, the top of the moving block 43 is provided with a through hole for filling lubricating oil.
To sum up, the utility model discloses more specific embodiment does:
the upper surface of base 1 is equipped with first dog 11 and second dog 12, and first dog 11 is located under second backup pad 22 and makes second backup pad 22 and base 1 be 10 jiaos, and second dog 12 is located the dead ahead of first backup pad 21, rotates first backup pad 21 to with horizontal direction 40 jiaos angular position when butt with second dog 12 to the elevating position to limbs lifting frame 3 is injectd. The center positions of the first support plate 21 and the second support plate 22 are provided with communicated sliding grooves 23, the length of the sliding groove 23 on the side of the second support plate 22 is consistent with that of the sliding block 24, the length of the sliding groove 23 on the side of the first support plate 21 is smaller than that of the sliding block 24, and when the sliding block 24 slides to the middle part of the support frame 2 to one side of the first support plate 21, as shown in fig. 3, the first support plate 21 and the second support plate 22 can be lifted and lowered in a linkage manner along with the moving block 43; when the slider 24 slides to the second support plate 22 side, as shown in fig. 4, the position of the second support plate 22 is locked, and only the first support plate 21 is lifted and lowered in conjunction with the moving block 43.
The switch of the motor is a double-pole double-throw switch, as shown in fig. 6, S1 is thrown at the end A of the positive rotation of the motor 44, the screw rotates to enable the moving block 43 to move, the limb lifting frame 3 is lifted, the lifting angle of the limb lifting frame 3 is too large for preventing the limb lifting frame from lifting 3, when the lifting frame angle is 40 degrees, S2 is disconnected, the circuit is disconnected, the motor 44 stops rotating, and the limb lifting frame 3 stops lifting. The double-pole double-throw switch S1 is thrown at the end B, the screw is rotated, the moving block 43 moves, the limb lifting frame 3 is lowered, in order to prevent too many descending angles, the pressure angle when the limb lifting frame is lifted is too large, the machine is near the dead point position, the machine cannot move, when the limb lifting frame 3 is lowered to 10 degrees, the switch S3 is disconnected, the circuit is disconnected, the motor 44 stops moving, and the descending movement of the limb lifting frame 3 stops.
The gear shifting mechanism 46 uses a cylindrical cam 464 mechanism and a worm wheel 463 mechanism to rotate the cylindrical cam 464, and the worm wheel 463 is respectively meshed with a manual transmission worm 462 and an electric transmission cylindrical gear 464 to achieve the purpose of gear shifting.
For convenience of description, the limb in this specification is an upper limb.
During the use, at first need install fixedly to this device: as shown in fig. 5, when the affected limb of the limb patient is located near the bed edge, the two fixing members 5 are clamped on the bed edge, and the two ends of the base 1 are fixed on the fixing members 5 by bolts; when the limbs of a patient are far away from the bed edge, the fixing part 5 is clamped on the bed edge, two supporting rods 7 are taken, two ends of each supporting rod 7 are respectively connected with one supporting piece 6, one of the supporting pieces 6 is fixed on the fixing part 5, the other supporting piece 6 is suspended, the distance between the two supporting pieces 6 on the supporting rods 7 is adjusted according to the position of the patient on the bed edge, and finally the suspended supporting pieces 6 are fixed in screw holes of the base 1 through fastening bolts, so that the base 1 is close to the limbs.
After the base 1 is fixed, the patient places the upper limb on the limb lifting frame 3, when the whole arm needs to be lifted, the sliding block 24 is slid to the side of the first supporting plate 21, the motor switch is turned on, the gear shifting mechanism 46 is adjusted to select a proper adjusting speed gear, the motor 44 is started, the speed reducer 45 drives the moving block 43 on the first lead screw 41 and the second lead screw 42 to slide through the synchronous mechanical transmission of the toothed belt, the moving block 43 drives the linkage rod 8 to slide, the first supporting plate 21 and the second lifting plate 22 are jointly lifted and drive the large arm and the small arm to be lifted to a proper position, and then the motor switch is turned off. When the small arm is only required to be lifted independently, the sliding block 24 is slid to the side of the second supporting plate 22, and the steps are repeated. Because the limit of the stop block to the lifting position of the support frame 2, the angle between the limb lifting position and the horizontal direction is between 10 and 40 degrees.
When power failure occurs or the motor 44 cannot normally rotate due to other reasons, the motor can be replaced by a wheel shaking method to rotate the screw rod, the crank 461 is shaken to drive the worm wheel 462, the worm 463 for transmission and the cylindrical gear 464 to be meshed, the moving block 43 can normally move, and therefore the support frame 2 can be lifted.
It should be understood that various modifications, additions and substitutions, as well as other embodiments, may be made to the specific embodiments described herein by those skilled in the art without departing from the scope of the present invention as defined in the accompanying claims.
Claims (10)
1. An adjustable limb lifting frame, comprising: the device comprises a base (1), a fixing device connected with the lower surface of the base, a support frame (2) fixed on the surface of the base and a transmission device (4); the fixing device comprises a fixing piece (5), a supporting piece (6) and a supporting rod (7); one end of the support frame (2) is connected to the base (1) through a rotating shaft, and two limb lifting pieces (3) are fixed on the upper surface of the support frame (2); the transmission device comprises a first lead screw (41), a second lead screw (42), a moving block (43), a motor (44), a gear shifting mechanism (46) and a speed reducing device (45), wherein the motor (44) and the gear shifting mechanism (46) are both connected with the speed reducing device (45), and the speed reducing device (45) is in synchronous mechanical transmission connection with the first lead screw (41) and the second lead screw (42) through a toothed belt; the moving block (43) is connected with the other end of the supporting frame (2) in a sliding way through a linkage rod (8).
2. An adjustable limb lifting frame according to claim 1 wherein the base (1) has a first stop (11) and a second stop (12) on its upper surface, the second stop (12) being located directly below the second support plate (22) and the first stop (11) being located directly in front of the first support plate (21).
3. The adjustable limb lifting frame as claimed in claim 1, wherein the support frame (2) is connected by a first support plate (21) and a second support plate (22) through a rotating shaft, a sliding groove (23) is formed in the center of the first support plate (21) and the second support plate (22), and a sliding block (24) connected with the sliding groove (23) in a sliding manner is arranged on the sliding groove (23); the second supporting plate (22) and the base (1) form an angle of 0-20 degrees, and the first supporting plate (21) and the base (1) form an angle of 30-50 degrees.
4. An adjustable limb elevation frame according to claim 1 wherein the two limb elevation members (3) are secured to the first support plate (21) and the second support plate (22) respectively.
5. The adjustable limb lifting frame as claimed in claim 1, wherein a protective cover is mounted outside the first lead screw (41) and the second lead screw (42), and the moving block (43) is arranged through and screwed on the first lead screw (41) and the second lead screw (42).
6. An adjustable limb lifting frame according to claim 1 wherein the gear shift mechanism (46) comprises a crank (461), a worm (462), a worm wheel (463) and a cylindrical cam (464) connected in series.
7. The adjustable limb lifting frame as claimed in claim 1, wherein two ends of the supporting rod (7) are respectively fixed on the supporting pieces (6) at two sides of the supporting rod, one of the supporting pieces (6) is fixed on the upper surface of the fixing piece (5), and the other supporting piece (6) is fixed with the bottom surface of the base (1) through a fastening bolt; the fixing piece (5) is provided with a clamping part.
8. The adjustable limb lifting frame as claimed in claim 1, wherein the base (1) is provided with screw holes on its bottom surface, and the fixing member (5) and the supporting member (6) are fixed on the base (1) by bolts.
9. The adjustable limb lifting frame as claimed in claim 1, wherein a ferrule is arranged in a screw hole on the bottom surface of the base (1), and a rubber gasket is arranged in the ferrule.
10. The adjustable limb lifting frame as claimed in claim 1, wherein the top of the moving block (43) is provided with a through hole for filling with lubricating oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920265064.2U CN209847670U (en) | 2019-03-01 | 2019-03-01 | Adjustable limb lifting frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920265064.2U CN209847670U (en) | 2019-03-01 | 2019-03-01 | Adjustable limb lifting frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209847670U true CN209847670U (en) | 2019-12-27 |
Family
ID=68932667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920265064.2U Expired - Fee Related CN209847670U (en) | 2019-03-01 | 2019-03-01 | Adjustable limb lifting frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209847670U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113101169A (en) * | 2021-04-14 | 2021-07-13 | 中国人民解放军陆军特色医学中心 | Support for treating lymphedema |
| CN113332089A (en) * | 2021-06-29 | 2021-09-03 | 吉林大学第一医院 | Limb fixing frame for nursing patient in operating room |
-
2019
- 2019-03-01 CN CN201920265064.2U patent/CN209847670U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113101169A (en) * | 2021-04-14 | 2021-07-13 | 中国人民解放军陆军特色医学中心 | Support for treating lymphedema |
| CN113101169B (en) * | 2021-04-14 | 2023-04-11 | 中国人民解放军陆军特色医学中心 | Support for treating lymphedema |
| CN113332089A (en) * | 2021-06-29 | 2021-09-03 | 吉林大学第一医院 | Limb fixing frame for nursing patient in operating room |
| CN113332089B (en) * | 2021-06-29 | 2022-09-16 | 吉林大学第一医院 | Limb fixing frame for nursing patient in operating room |
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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: 20191227 Termination date: 20210301 |
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| CF01 | Termination of patent right due to non-payment of annual fee |