CN213311097U - Auxiliary device for getting off bed - Google Patents
Auxiliary device for getting off bed Download PDFInfo
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- CN213311097U CN213311097U CN202021669156.6U CN202021669156U CN213311097U CN 213311097 U CN213311097 U CN 213311097U CN 202021669156 U CN202021669156 U CN 202021669156U CN 213311097 U CN213311097 U CN 213311097U
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Abstract
An auxiliary getting-off bed device comprises a translation mechanism and a horizontal rotation lifting mechanism. The horizontal rotation lifting mechanism is arranged above the translation mechanism, connected through a positioning plate and fixed through bolts. A first speed reducer in the translation mechanism and a second speed reducer in the horizontal rotation lifting mechanism respectively provide power for translation and lifting of the device, wherein the first speed reducer is fixed with the rack through bolts, and the bottom of the second speed reducer is fixed on the positioning plate through welding. The utility model discloses can effectively solve the old person because of the physical function degradation leads to getting off the bed hard when daily life alone, the problem of easily tumbleing, degree of automation is high simultaneously, convenient to use.
Description
Technical Field
The utility model belongs to the technical field of help old mechanical device technique and specifically relates to in the aspect of supplementary old person gets off the bed.
Background
With the increasing proportion of the aged population, the safety and convenience of the elderly living alone become the concern of people gradually. Osteoporosis and muscle degeneration are very common in the elderly, so that the physical function of the elderly is seriously reduced, and the problems of unstable grasping, incapability of standing and falling are often caused in the process of getting out of bed independently. The cost of manual care is very expensive. For the above reasons, in order to ensure the safety and convenience of the old people getting out of the bed alone, a device capable of assisting getting out of the bed is urgently needed.
SUMMERY OF THE UTILITY MODEL
The to-be-solved problem of the utility model is to provide a supplementary device of getting off the bed, can ensure the security and the convenience that the old person got off the bed alone.
In order to solve the technical problem, the utility model adopts the following invention scheme: the utility model provides an auxiliary device of getting off bed, includes translation mechanism and horizontal rotation elevating system, and concrete structure and relation of connection are:
the translation mechanism comprises a rack, a first speed reducing motor, a transmission shaft, a left bearing seat, a right bearing seat, a gear, a rack, a first rack positioning groove, a second rack positioning groove, a left positioning chute, a right positioning chute, a rack positioning shaft pin, a first translation transmission shaft, a second translation transmission shaft, a first bearing, a second bearing, a third bearing, a fourth bearing and a positioning plate, wherein the first speed reducing motor is fixedly connected with the rack through bolts, the left bearing seat and the right bearing seat are fixed on the rack through welding, the left end of the transmission shaft is connected with the first speed reducing motor and matched with the left bearing seat and the right bearing seat through hole shaft matching, the gear is matched and connected with the transmission shaft through a key groove and a key, the rack is meshed with the gear, the front end of the rack is matched and connected with the rack positioning shaft pin through a hole shaft, and the two ends of the rack positioning shaft pin are also connected, the second rack positioning groove is welded on the positioning plate, the rack is connected with the first rack positioning groove in a matched mode, the first rack positioning groove is fixedly connected onto the rack through bolts, the positioning plate is welded on the first translation transmission shaft and the second translation transmission shaft, the first bearing and the third bearing are respectively connected with the left end and the right end of the first translation transmission shaft through hole-shaft matching, the second bearing and the fourth bearing are also respectively connected with the left end and the right end of the second translation transmission shaft through hole-shaft matching, the left positioning sliding groove and the right positioning sliding groove are respectively and fixedly connected to the two ends of the rack through bolts, the first bearing and the second bearing are in contact movement with the left positioning sliding groove, and the third bearing and the fourth bearing are in contact movement with the right positioning sliding groove;
the horizontal rotary lifting mechanism comprises a second speed reducing motor, a bearing seat, a first bevel gear, a second bevel gear, a thread pushing arm, a left positioning shaft, a right positioning shaft, a left lifting positioning chute, a right lifting positioning chute, a screw, a left force arm, a right force arm, a lifting positioning sleeve and a rotary bearing positioning disc, wherein the bottom of the second speed reducing motor is welded on the positioning plate, the bearing seat is also welded on the positioning plate, the second bevel gear is matched and connected with the second speed reducing motor to form a rotary pair, the first bevel gear is matched and connected with the screw through a hole shaft, the screw is matched with the bearing seat to form a rotary pair, the thread pushing arm is connected with the screw through a thread screwing way, the two ends of the thread pushing arm are respectively connected with the left positioning shaft and the right positioning shaft, holes are respectively drilled on the left force arm and the right force arm and are respectively connected with the left positioning shaft and the right positioning shaft through the hole, the lifting positioning sleeve is fixedly connected with the positioning plate through a bolt, a left lifting positioning chute and a right lifting positioning chute are respectively arranged at two ends of the lifting positioning sleeve, the left positioning shaft slides in the left lifting positioning chute, and the right positioning shaft slides in the right lifting positioning chute.
The translation mechanism realizes the translation function by utilizing the meshing transmission of the gear and the rack.
The rack is limited in degree of freedom by the first rack positioning groove and the second rack positioning groove, and the rack moves linearly in the rack positioning groove.
The horizontal rotation lifting mechanism realizes the lifting purpose by the rotatability of the external thread of the screw and the internal thread of the thread pushing arm.
And a bearing seat is arranged below the first bevel gear.
The rotary bearing positioning disc is internally provided with a bearing, so that the positioning disc can rotate in a horizontal plane.
Compared with the prior art, the utility model discloses there is following outstanding advantage:
1. the mechanical device is used for assisting the old to get off the bed, so that the problems of inconvenience and unsafety in getting off the bed caused by insufficient body coordination of the old are solved.
2. Most of the components are fixedly connected by bolts, so that the components are convenient to disassemble and maintain.
3. Utilize the meshing of rack and pinion and spout and bearing to cooperate and realize the translation, long service life, translation are efficient.
4. The design is simple and ingenious, and the operation is simple.
Drawings
Fig. 1 is a schematic view of the overall structure of the auxiliary getting-off bed device of the present invention.
Fig. 2 is a schematic structural view of the translation mechanism of the auxiliary getting-off device of the present invention.
Fig. 3 is a schematic view of a part of the structure of the translation mechanism of the auxiliary getting-off device of the present invention.
Fig. 4 is a schematic structural view of the horizontal rotation lifting mechanism of the auxiliary getting-off bed device of the present invention.
Fig. 5 is a schematic view of a part of the horizontal rotation lifting mechanism of the auxiliary getting-off bed device of the present invention.
Fig. 6 is a schematic view of a part of the horizontal rotation lifting mechanism of the auxiliary getting-off bed device of the present invention.
Labeled as: the device comprises a rack 1, a first speed reducing motor 2, a transmission shaft 3, a left bearing seat 4, a right bearing seat 5, a gear 6, a rack 7, a first rack positioning groove 8, a second rack positioning groove 9, a left positioning sliding groove 10, a right positioning sliding groove 11, a rack positioning shaft pin 12, a first translation transmission shaft 13, a second translation transmission shaft 14, a first bearing 15, a second bearing 16, a third bearing 17, a fourth bearing 18, a positioning plate 19, a second speed reducing motor 20, a left force arm 21, a right force arm 22, a lifting positioning sleeve 23, a rotary bearing positioning disc 24, a left lifting positioning sliding groove 26, a right lifting positioning sliding groove 25, a bearing seat 27, a first bevel gear 28, a second bevel gear 29, a thread pushing force arm 30, a left positioning shaft 31, a right positioning shaft 32, a screw 33, a horizontal rotation lifting mechanism A and a translation mechanism B.
Detailed Description
The technical solution of the present invention is further described below by means of the accompanying drawings and examples.
It should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" in the description of the present invention are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations and positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to fig. 6, the auxiliary getting-off bed device of the present invention comprises a translation mechanism and a horizontal rotation lifting mechanism, and the concrete structure and connection relationship are:
the translation mechanism comprises a rack 1, a first speed reducing motor 2, a transmission shaft 3, a left bearing seat 4, a right bearing seat 5, a gear 6, a rack 7, a first rack positioning groove 8, a second rack positioning groove 9, a left positioning sliding groove 10, a right positioning sliding groove 11, a rack positioning shaft pin 12, a first translation transmission shaft 13, a second translation transmission shaft 14, a first bearing 15, a second bearing 16, a third bearing 17, a fourth bearing 18 and a positioning plate 19, wherein the first speed reducing motor 2 is fixedly connected with the rack 1 through bolts, the left bearing seat 4 and the right bearing seat 5 are fixed on the rack 1 through welding, the left end of the transmission shaft 3 is connected with the first speed reducing motor 2 and is respectively matched with the left bearing seat 4 and the right bearing seat 5 through hole-shaft matching, the gear 6 is matched and connected with the transmission shaft 3 through a key groove and a key, the rack 7 is meshed with the gear 6, and the front end of the rack 7 is matched and connected with the, two ends of a rack positioning shaft pin 12 are also connected with a second rack positioning groove 9 through hole-shaft matching, the second rack positioning groove 9 is welded on a positioning plate 19, a rack 7 is connected with a first rack positioning groove 8 in matching mode so as to limit the degree of freedom of the rack 7, the first rack positioning groove 8 is fixedly connected on the rack 1 through a bolt, the positioning plate 19 is simultaneously welded on a first translation transmission shaft 13 and a second translation transmission shaft 14, a first bearing 15 and a third bearing 17 are respectively connected with the left end and the right end of the first translation transmission shaft 13 through hole-shaft matching, a second bearing 16 and a fourth bearing 18 are respectively connected with the left end and the right end of the second translation transmission shaft 14 through hole-shaft matching, a left positioning chute 10 and a right positioning chute 11 are respectively fixedly connected with two ends of the rack 1 through bolts, and the first bearing 15 and the second bearing 16 are in contact movement with the left positioning chute 10, the third bearing 17 and the fourth bearing 18 move in contact with the right positioning chute 11;
the horizontal rotation lifting mechanism comprises a second speed reduction motor 20, a left force arm 21, a right force arm 22, a lifting positioning sleeve 23, a rotary bearing positioning disc 24, a left lifting positioning chute 26, a right lifting positioning chute 25, a bearing seat 27, a first bevel gear 28, a second bevel gear 29, a thread pushing arm 30, a left positioning shaft 31, a right positioning shaft 32 and a screw 33. The bottom of the second speed reducing motor 20 is welded on the positioning plate 19, the bearing seat 27 is also welded on the positioning plate 19, the second bevel gear 29 is connected with the second speed reducing motor 20 in a matching way to form a rotating pair, the first bevel gear 28 is connected with the screw 33 in a matching way through a hole shaft, the screw 33 is connected with the bearing seat 27 in a matching way to form a rotating pair, the screw thread pushing arm 30 is connected with the screw 33 in a screwing way through screw threads, two ends of the screw thread pushing arm 30 are respectively connected with the left positioning shaft 31 and the right positioning shaft 32, holes are respectively formed in the left arm 21 and the right arm 22, the left positioning shaft 31 and the right positioning shaft 32 are respectively connected with the hole shaft in a matching way, the rotating bearing positioning disc 24 is simultaneously welded on the left arm 21 and the right arm 22, the lifting positioning sleeve 23 is fixedly connected with the positioning plate 19 through bolts, two ends of the lifting positioning sleeve, the left positioning shaft 31 slides in the left elevation positioning chute 26, and the right positioning shaft 32 slides in the right elevation positioning chute 25.
The working principle is as follows:
the old people rotates to the same direction with the translation direction through the rotary bearing positioning disc 24, the second reducing motor 20 is started, the second bevel gear 29 starts to rotate along with the starting of the second reducing motor 20, the first bevel gear 28 meshed with the second bevel gear 29 also starts to rotate at the moment, and further drives the screw 33 to rotate, due to the screwing action of the internal thread of the thread pushing arm 30 and the external thread of the screw 33, the thread pushing arm 30 drives the left positioning shaft 31 and the right positioning shaft 32 connected with the thread pushing arm to respectively slide in the left lifting positioning chute 26 and the right lifting positioning chute 25, so that the rotary bearing positioning disc 24 is supported through the left force arm 21 connected with the left positioning shaft 31 and the right force arm 22 connected with the right positioning shaft 32, when the rotary bearing positioning disc 24 rises to a position suitable for translation, the translation mechanism starts to operate, the first reducing motor 2 is started to drive the transmission shaft 3 to rotate, because gear 6 passes through key and keyway with transmission shaft 3 and is connected to make gear 6 rotatory, through the meshing of 6 racks of gear 7 afterwards, make horizontal rotation elevating system move in left location spout 10 and right location spout 11 through the bearing, realize horizontal rotation elevating system's translation, send the old person to the bedside, supplementary old person gets off the bed.
Claims (6)
1. The utility model provides an auxiliary device of getting off bed, component element includes translation mechanism and horizontal rotation elevating system, its characterized in that, the concrete structure and the relation of connection of component element are:
the translation mechanism comprises a rack, a first speed reducing motor, a transmission shaft, a left bearing seat, a right bearing seat, a gear, a rack, a first rack positioning groove, a second rack positioning groove, a left positioning chute, a right positioning chute, a rack positioning shaft pin, a first translation transmission shaft, a second translation transmission shaft, a first bearing, a second bearing, a third bearing, a fourth bearing and a positioning plate, wherein the first speed reducing motor is fixedly connected with the rack through bolts, the left bearing seat and the right bearing seat are fixed on the rack through welding, the left end of the transmission shaft is connected with the first speed reducing motor and matched with the left bearing seat and the right bearing seat through hole shaft matching, the gear is matched and connected with the transmission shaft through a key groove and a key, the rack is meshed with the gear, the front end of the rack is matched and connected with the rack positioning shaft pin through a hole shaft, and the two ends of the rack positioning shaft pin are also connected, the second rack positioning groove is welded on the positioning plate, the rack is connected with the first rack positioning groove in a matched mode, the first rack positioning groove is fixedly connected onto the rack through bolts, the positioning plate is welded onto the first translation transmission shaft and the second translation transmission shaft at the same time, the first bearing and the third bearing are respectively connected with the left end and the right end of the first translation transmission shaft through hole-shaft matching, the second bearing and the fourth bearing are also respectively connected with the left end and the right end of the second translation transmission shaft through hole-shaft matching, the left positioning sliding groove and the right positioning sliding groove are respectively and fixedly connected to the two ends of the rack through bolts, the first bearing and the second bearing are in contact movement with the left positioning sliding groove, and the third bearing and the fourth bearing are in contact movement with the right positioning sliding;
the horizontal rotary lifting mechanism comprises a second speed reducing motor, a bearing seat, a first bevel gear, a second bevel gear, a thread pushing arm, a left positioning shaft, a right positioning shaft, a left lifting positioning chute, a right lifting positioning chute, a screw, a left force arm, a right force arm, a lifting positioning sleeve and a rotary bearing positioning disc, wherein the bottom of the second speed reducing motor is welded on the positioning plate, the bearing seat is also welded on the positioning plate, the second bevel gear is matched and connected with the second speed reducing motor to form a rotary pair, the first bevel gear is matched and connected with the screw through a hole shaft, the screw is matched with the bearing seat to form a rotary pair, the thread pushing arm is connected with the screw through a thread screwing way, the two ends of the thread pushing arm are respectively connected with the left positioning shaft and the right positioning shaft, holes are respectively drilled on the left force arm and the right force arm and are respectively connected with the left positioning shaft and the right positioning shaft through the hole, the lifting positioning sleeve is fixedly connected with the positioning plate through a bolt, a left lifting positioning chute and a right lifting positioning chute are respectively arranged at two ends of the lifting positioning sleeve, the left positioning shaft slides in the left lifting positioning chute, and the right positioning shaft slides in the right lifting positioning chute.
2. The auxiliary getting-off bed device as claimed in claim 1, wherein the translation mechanism realizes the function of translation through the meshing transmission of a gear rack.
3. The auxiliary getting-off bed device as claimed in claim 1, wherein the rack is restricted in its degree of freedom by a first rack positioning groove and a second rack positioning groove, and the rack moves linearly in the rack positioning groove.
4. The auxiliary getting-off bed device as claimed in claim 1, wherein the horizontal rotation lifting mechanism achieves the lifting purpose through the rotatability of the external thread of the screw and the internal thread of the thread pushing arm.
5. The auxiliary get-off bed device of claim 1, wherein a bearing seat is installed below the first bevel gear.
6. The auxiliary get-off bed device of claim 1, wherein the rotary bearing positioning plate is internally provided with a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021669156.6U CN213311097U (en) | 2020-08-12 | 2020-08-12 | Auxiliary device for getting off bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021669156.6U CN213311097U (en) | 2020-08-12 | 2020-08-12 | Auxiliary device for getting off bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213311097U true CN213311097U (en) | 2021-06-01 |
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ID=76095547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021669156.6U Active CN213311097U (en) | 2020-08-12 | 2020-08-12 | Auxiliary device for getting off bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213311097U (en) |
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2020
- 2020-08-12 CN CN202021669156.6U patent/CN213311097U/en active Active
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