CN102119896A - Power-driven nursing bed provided with flexible connection leg bending and stretching mechanism - Google Patents
Power-driven nursing bed provided with flexible connection leg bending and stretching mechanism Download PDFInfo
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- CN102119896A CN102119896A CN 201010586169 CN201010586169A CN102119896A CN 102119896 A CN102119896 A CN 102119896A CN 201010586169 CN201010586169 CN 201010586169 CN 201010586169 A CN201010586169 A CN 201010586169A CN 102119896 A CN102119896 A CN 102119896A
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- side link
- bent
- bed board
- lower limb
- bedstead
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Abstract
The invention relates to a power-driven nursing bed provided with a flexible connection leg bending and stretching mechanism, comprising a bed board, a bed frame, a linear push rod and a leg bending mechanism, wherein the linear push rod, a side link and the bed frame form a four-bar linkage, the side link, a connecting rod, a second leg bending side link and the bed frame form another four-bar linkage, a telescopic link, the second leg bending side link, a leg bending connecting rod, a foot bed board, a first leg bending side link and the bed frame form a six-bar linkage, and the two four-bar linkages and the six-bar linkage are combined into the flexible connection leg bending and stretching mechanism which converts the rotation of a motor and the telescopic motion of the linear push rod into up-down motion of the bed board of the foot bed board and controls the foot bed board to be lifted and laid flat. The power-driven nursing bed can realize reliable leg bending and stretching motion, the use comfortableness is improved as flexible connection is adopted, and the dual functions of ascending when the leg is bent and laying the leg when the leg is bent can be realized, thus the power-driven nursing bed is applicable to popularization and application.
Description
Technical field
The present invention relates to electric care bed design and manufacturing technology field, specifically, be a kind of have flexibly connect bent the electric care bed of leg mechanism that rise.
Background technology
Electric care bed be a kind of self-care ability that can improve bed old man or patient, alleviate nursing staff's working strength, reduce the service robot of kinsfolk's trouble and worry.Along with improving constantly of people's life-span, aging population is more and more in the society, and is also more and more to the demand of nursing bed.Along with the development and the social concern to old man and bed patient of technology, functional nursing bed is more and more, and they provide great convenience for old man or bed patient's life and treatment.
At present, electric care bed main functional form has: the one, and adopt electronic or manual mode to drive the appropriate section motion of bed board by driving-chain, make human body be in seats, posture such as for sleeping in; The 2nd, adopt servomotor to slow down and increase square rear drive linkage through decelerator, drive the appropriate section motion of bed board, realize the conversion of bed person's position; The 3rd, adopt linear push rod drive link mechanism to realize sitting up straight or realizing bent lower limb and step function.Because electric care bed technology integral body is in the stage of improving and progressively promoting, therefore, more existing products also have some perfect inadequately places on structure and function of use.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, provide a kind of have flexibly connect bent the electric care bed of leg mechanism that rise to change the deficiency that existing electric care bed bent leg mechanism designs, improve electric care bed song and rise the comfort level that leg mechanism uses, and the manufacturing cost of reduction product, help electric care bed applying.
For achieving the above object, the technical scheme taked of the present invention is:
A kind of have flexibly connect bent the electric care bed of leg mechanism that rise, comprise bed board, play the bedstead of frame, linear push rod and bent leg mechanism, described bed board is made of back bed board, buttocks bed board, shank bed board and foot's bed board, be movably hinged with bolt between each bed board, linear push rod and bent leg mechanism are arranged at the below of bed board; It is characterized in that described bent leg mechanism comprises foot's bed board, bent leg connecting rod, the second bent lower limb side link, the first bent lower limb side link, expansion link, shank bed board, lining bar, connecting rod, side link, linear push rod, pre-taut band and motor; The outer end of the inner of foot's bed board and the second bent lower limb side link is hinged, and the inner of the second bent lower limb side link is hinged by the first bedstead contiguous block and bedstead, is provided with the shank bed board on the second bent lower limb side link, is provided with lining bar below the shank bed board; Be provided with bent leg connecting rod below foot's bed board, foot's bed board is hinged by the outer end of the bent leg connecting rod and the first bent lower limb side link, and the inner of the first bent lower limb side link is hinged by the second bedstead contiguous block and bedstead; Between the second bent lower limb side link and the first bent lower limb side link, be provided with expansion link; Centre at the first bent lower limb side link is hinged with connecting rod, and the lower end of connecting rod and the upper end of side link are hinged, and the centre of side link is hinged on the bedstead, and the lower end of side link and the front end of linear push rod are hinged; Motor is installed in the bottom of bedstead, is controlled by button.
Described shank bed board strip plate constitutes, can be crooked between the plate.
The outer end of the outer end of described lining bar and the second bent lower limb side link is hinged, and the inner of lining bar is then walked around the first bedstead contiguous block and realized pretension by pre-taut band.
Described shank bed board 6 is connected with the inside and outside two ends of the second bent lower limb side link 3.
Good effect of the present invention is:
(1) changed deficiency in the existing electric care bed motor function design, realized electric care bedly carrying out safe song and rising lower limb and move, made the bed person can between prone position and (bent lower limb) sitting posture free conversion;
(2) change being rigidly connected of existing electric care bed bent leg-training energy, adopted the method that flexibly connects, improved the comfortableness in the use, and had the dual-use function that bent lower limb rises and bent lower limb is stopped over;
(3) replaced servomotor with linear push rod; used plane hinge mechanism; and drive mechanism, frame, bed board framework etc. have adopted metal material and composite manufacturing; hinged selection standard spare screw bolt and nut; reduced production cost, helped the large-scale production of product and apply.
Description of drawings
Accompanying drawing 1 flexibly connects the bent structural representation that rises the electric care bed flat condition of leg mechanism for the present invention has;
Accompanying drawing 2 is for flexibly connecting the bent structural representation that leg mechanism lifts state that rises;
Accompanying drawing 3 is for flexibly connecting the bent structural representation of leg mechanism down state that rises;
Accompanying drawing 4 is the structural representation of the second bent lower limb side link;
Accompanying drawing 5 is the rigging position figure of pre-taut band;
Accompanying drawing 6 is the rigging position figure of expansion link;
Sign in the accompanying drawing is respectively:
1, foot's bed board; 2, bent leg connecting rod; 3, the second bent lower limb side link;
4, the first bent lower limb side link; 5, expansion link; 6, shank bed board;
7, lining bar; 8, connecting rod; 9, side link;
10, linear push rod; 11, pre-taut band; 121, the first bedstead contiguous block;
122, the first bedstead contiguous block; 13, bedstead; 14, first connecting hole;
15, second connecting hole; 16, the 3rd connecting hole.
The specific embodiment
Providing the present invention below in conjunction with accompanying drawing has and flexibly connects the bent electric care bed specific embodiment that rises leg mechanism.
Referring to accompanying drawing 1.A kind of have flexibly connect bent the electric care bed of leg mechanism that rise, comprise bed board, play bedstead 12, linear push rod 10 and the bent leg mechanism of frame, described bed board is made of back bed board, buttocks bed board, shank bed board and foot's bed board, be movably hinged with bolt between each bed board, linear push rod 10 and bent leg mechanism are arranged at the below of bed board.More than be existing electric care bed common structure.
The present invention flexibly connects the bent electric care bed described bent leg mechanism that rises leg mechanism and comprises foot's bed board 1, bent leg connecting rod 2, second bent lower limb side link 3, the first bent lower limb side link 4, expansion link 5, shank bed board 6, lining bar 7, connecting rod 8, side link 9, linear push rod 10, pre-taut band 11 and motor; They mainly adopt hardware to make, and adopt linear push rod 10 to replace servomotor.
With the inner of foot's bed board 1 and the second bent lower limb side link 3(referring to accompanying drawing 4) outer end (first connecting hole 14) hinged, the inner of the second bent lower limb side link 3 (the 3rd connecting hole 16) is hinged with bedstead 13 by the first bedstead contiguous block 121, is covered with shank bed board 6 on the second bent lower limb side link 3.Described shank bed board 6 is connected with the inside and outside two ends of the second bent lower limb side link 3, can be made of the strip plate, is provided with lining bar 7 below the shank bed board 6, can make by lining bar 7 between the plate of shank bed board 6 and realize crooked (referring to accompanying drawing 2).Bent leg connecting rod 2 is set below foot's bed board 1, and bent leg connecting rod 2 and foot's bed board 1 are by bolted splice and be fixed together.Foot's bed board 1 is hinged by the outer end of the bent leg connecting rod 2 and the first bent lower limb side link 4, and the inner of the first bent lower limb side link 4 is hinged with bedstead 13 by the second bedstead contiguous block 122; Between the second bent lower limb side link 3 and the first bent lower limb side link 4, expansion link 5 is set.One end of expansion link 5 links together by the bolt and the first bent lower limb side link 4, second connecting hole 15 of the standing part of external part and the second bent lower limb side link 3 link together (referring to accompanying drawing 4 and 6), the external part of expansion link 5 is inserted in the half slot of lining bar 7 (referring to accompanying drawing 2 and 5), make shank bed board 6 can realize bending by lining bar 7, wherein, the outer end of the outer end of lining bar 7 and the second bent lower limb side link 3 is screwed together, and the inner of lining bar 7 is then walked around the first bedstead contiguous block 121 and realized pretension (referring to accompanying drawing 5) by pre-taut band 11.With screw articulated linkage 8, the upper end of the lower end of connecting rod 8 and side link 9 is hinged with screw in the middle of the first bent lower limb side link 4, and the centre of side link 9 is hinged on the bedstead 13 with screw, and the front end of the lower end of side link 9 and linear push rod 10 is hinged with screw; Motor is installed in the bottom of bedstead 13, controls by control knob.Control knob can be arranged on electric care bed any side by electric wire.
The present invention replaces servomotor with linear push rod 10, uses parts such as plane hinge mechanism and drive mechanism, frame, bed board framework all to adopt metal material and composite manufacturing, hinged selection standard spare screw bolt and nut.
In conjunction with above-mentioned have flexibly connect the bent electric care bed structrual description that rises leg mechanism, operation principle of the present invention is such: can drive linear push rod 10 by swaying of the motor that is installed in bedstead 13 bottoms and move, linear push rod 10 and side link 9 lower ends are by bolted splice, side link 9 and bedstead 13 are connected by bolt, like this, linear push rod 10, side link 9 and bedstead 13 have constituted a four-bar mechanism.
The interstitial hole of side link 9 and bedstead 13 are connected by bolt, the upper end of side link 9 and connecting rod 8 are connected by bolt, connecting rod 8 and the second bent lower limb side link 3(are referring to accompanying drawing 4) be connected by bolt, the inner of the second bent lower limb side link 3 and the first bedstead contiguous block 121(bedstead 13) be connected by bolt, thus, side link 9, connecting rod 8, the second bent lower limb side link 3 are with the first bedstead contiguous block 121(bedstead 13) constitute another four-bar mechanism.
The lower end of expansion link 5 links together by the bolt and the first bent lower limb side link 4, second connecting hole 15 in the standing part of expansion link 5 external parts and the second bent lower limb side link 3 link together (referring to accompanying drawing 6), the external part of expansion link 5 is inserted in the half slot of lining bar 7, it is crooked by lining bar 7 shank bed board 6 to be realized, wherein, one end of lining bar 7 and the left end of the second bent lower limb side link 3 are fixed together by screw, and the other end of lining bar 7 is then walked around the first bedstead contiguous block 121(bedstead 13) by pre-taut band 11 pretensions (referring to accompanying drawing 5).The outer end of the first bent lower limb side link 4 and bent leg connecting rod 2 are connected by bolt, and bent leg connecting rod 2 and foot's bed board 1 are by bolted splice and be fixed together.The outer end of the second bent lower limb side link 3 and foot bed board 1 are connected by bolt, inner with the bolt and the first bedstead contiguous block 121(bedstead 13) be connected, shank bed board 6 is connected by the two ends, the left and right sides of bolt with the second bent lower limb side link 3, one end of pre-taut band 11 passes the first bedstead contiguous block 121, the other end is enclosed within on the jackshaft of the second bent lower limb side link 3, like this, expansion link 11, the second bent lower limb side link 3, bent leg connecting rod 2, foot's bed board 1, first bent lower limb side link 4 have been formed a six-bar mechanism with bedstead 13.
The constituting of two four-bar mechanisms and a six-bar mechanism changes the rotation of motor, linear push rod 10 flexible into projection that control foot bed board 1 moves up and down, controls simultaneously shank bed board 6 and rises leg mechanism (referring to accompanying drawing 1-3) with the song of setting level that flexibly connects that has.
Claims (4)
1. one kind has and flexibly connects bent the electric care bed of leg mechanism that rise, comprise bed board, play the bedstead (12) of frame, linear push rod (10) and bent leg mechanism, described bed board is made of back bed board, buttocks bed board, shank bed board and foot's bed board, be movably hinged with bolt between each bed board, linear push rod (10) and bent leg mechanism are arranged at the below of bed board; It is characterized in that described bent leg mechanism comprises foot's bed board (1), bent leg connecting rod (2), the second bent lower limb side link (3), the first bent lower limb side link (4), expansion link (5), shank bed board (6), lining bar (7), connecting rod (8), side link (9), linear push rod (10), pre-taut band (11) and motor; The outer end of the inner of foot's bed board (1) and the second bent lower limb side link (3) is hinged, the inner of the second bent lower limb side link (3) is hinged by the first bedstead contiguous block (121) and bedstead (13), on the second bent lower limb side link (3), be provided with shank bed board (6), be provided with lining bar (7) below the shank bed board (6); Be provided with bent leg connecting rod (2) below foot's bed board (1), foot's bed board (1) is hinged with the outer end of the first bent lower limb side link (4) by bent leg connecting rod (2), and the inner of the first bent lower limb side link (4) is hinged by the second bedstead contiguous block (122) and bedstead (13); Between the second bent lower limb side link (3) and the first bent lower limb side link (4), be provided with expansion link (5); Be hinged with connecting rod (8) in the centre of the first bent lower limb side link (4), the upper end of the lower end of connecting rod (8) and side link (9) is hinged, the centre of side link (9) is hinged on the bedstead (13), and the front end of the lower end of side link (9) and linear push rod (10) is hinged; Motor is installed in the bottom of bedstead (13), is controlled by button.
2. according to claim 1 have to flexibly connect bent rises the electric care bed of leg mechanism, it is characterized in that described shank bed board (6) strip plate constitutes, can bending between the plate.
3. according to claim 1 have flexibly connect bent the electric care bed of leg mechanism that rise, it is characterized in that, the outer end of the outer end of described lining bar (7) and the second bent lower limb side link (3) is hinged, and the inner of lining bar (7) is then walked around the first bedstead contiguous block (121) and realized pretension by pre-taut band (11).
4. according to claim 1 have to flexibly connect bent rise the electric care bed of leg mechanism, it is characterized in that described shank bed board (6) is connected with the inside and outside two ends of the second bent lower limb side link (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010586169A CN102119896B (en) | 2010-12-14 | 2010-12-14 | Power-driven nursing bed provided with flexible connection leg bending and stretching mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010586169A CN102119896B (en) | 2010-12-14 | 2010-12-14 | Power-driven nursing bed provided with flexible connection leg bending and stretching mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102119896A true CN102119896A (en) | 2011-07-13 |
| CN102119896B CN102119896B (en) | 2012-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010586169A Expired - Fee Related CN102119896B (en) | 2010-12-14 | 2010-12-14 | Power-driven nursing bed provided with flexible connection leg bending and stretching mechanism |
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| CN (1) | CN102119896B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102670368A (en) * | 2012-05-09 | 2012-09-19 | 北京航空航天大学 | Bed-chair integration robot based on omnidirectional mobile chassis |
| CN102670366A (en) * | 2012-05-09 | 2012-09-19 | 北京航空航天大学 | Automatic abutting and control system for bed and chair integrated robot |
| CN105078680A (en) * | 2015-08-21 | 2015-11-25 | 张萍 | Novel hospital bed |
| CN110584911A (en) * | 2019-09-20 | 2019-12-20 | 长春理工大学 | Intelligent nursing bed based on prone position recognition |
| CN113143633A (en) * | 2021-06-15 | 2021-07-23 | 宁波欣雷医疗设备有限公司 | Leg lifting mechanism of nursing bed |
| CN113633482A (en) * | 2021-09-02 | 2021-11-12 | 厦门大学附属中山医院 | Portable folding medical bed with temperature regulation |
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| CN101427965A (en) * | 2007-11-06 | 2009-05-13 | 上海电气集团股份有限公司 | Multifunctional electric nursing bed |
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| JP2010240378A (en) * | 2009-10-23 | 2010-10-28 | Nisshodo Homecare:Kk | Emergency bed |
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2010
- 2010-12-14 CN CN201010586169A patent/CN102119896B/en not_active Expired - Fee Related
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| CN201275216Y (en) * | 2008-09-03 | 2009-07-22 | 上海电机学院 | Electric nursing bed |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102670368A (en) * | 2012-05-09 | 2012-09-19 | 北京航空航天大学 | Bed-chair integration robot based on omnidirectional mobile chassis |
| CN102670366A (en) * | 2012-05-09 | 2012-09-19 | 北京航空航天大学 | Automatic abutting and control system for bed and chair integrated robot |
| CN102670366B (en) * | 2012-05-09 | 2014-03-12 | 北京航空航天大学 | Automatic abutting and control system for bed and chair integrated robot |
| CN105078680A (en) * | 2015-08-21 | 2015-11-25 | 张萍 | Novel hospital bed |
| CN110584911A (en) * | 2019-09-20 | 2019-12-20 | 长春理工大学 | Intelligent nursing bed based on prone position recognition |
| CN113143633A (en) * | 2021-06-15 | 2021-07-23 | 宁波欣雷医疗设备有限公司 | Leg lifting mechanism of nursing bed |
| CN113633482A (en) * | 2021-09-02 | 2021-11-12 | 厦门大学附属中山医院 | Portable folding medical bed with temperature regulation |
| CN113633482B (en) * | 2021-09-02 | 2023-04-07 | 厦门大学附属中山医院 | Portable folding medical bed with temperature regulation |
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| CN102119896B (en) | 2012-09-19 |
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Granted publication date: 20120919 Termination date: 20171214 |