CN1466925A

CN1466925A - Electric bed device and method for controlling operation thereof

Info

Publication number: CN1466925A
Application number: CNA021411980A
Authority: CN
Inventors: 王义龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-07-09
Filing date: 2002-07-09
Publication date: 2004-01-14
Anticipated expiration: 2022-07-09
Also published as: CN1236716C

Abstract

The invention relates to an electric bed device and a control method for the operation of a dynamic and static bed set thereof, wherein the electric bed device comprises a bed panel which can adjust a backrest and lift feet, a bed surface framework which is combined with the bed panel, a lifting device which can jack up the bed surface framework to adjust various bed positions, a bed bottom framework which supports the lifting device and a controller which controls the dynamic and static operation of a bed body; through simple operation and application, if the manual operation is adopted, various static beds can be adjusted steplessly, and the automatic operation can change the set various static beds or various dynamic beds for operation, so that the functions of promoting the blood circulation of a human body by using the gravity of the earth, providing the lung disease patients with the functions of clearing accumulated phlegm by lying down, supplying oxygen to the brain under the head and feet, protecting the health and the like can be achieved.

Description

The control method of electric bed device and running thereof

Technical field

The present invention relates to the control method of a kind of electric bed device and dynamic and static running thereof, this electric bed device can be used in places such as general family, hotel, leisure center, medical care, and its application comprises industries such as furniture, medical device.

Technical background

Traditional electric bed mostly is:

What 1, bed surface back, foot can be to the adjusted elevations angle is generally leisure bed, and for example No. 370869 (No. the 87218307th, application number) " structure-improved of electric bed " utility application of Announcement Number of bulletin checked and approved in Taiwan.

2, have the scalable backrest, lift foot, just, the general sick bed that tilts, for example No. the 325689th, Announcement Number (application case number No. 86200788) " hospital bed " utility application of bulletin has been checked and approved in Taiwan.

3, have specialty medical treatment, the Rehabilitation table at scalable size angle of inclination, for example No. 268281 (No. 82210483 " Rehabilitation table structure " utility application of application number of bulletin of bulletin checked and approved in Taiwan.

4, the inventor's Taiwan checked and approved No. 372863 of bulletin (No. the 87114125th, application number " multi-purpose bed group method for controlling of operation and device " thereof application for a patent for invention No. the 01131350.1st, Chinese invention patent application number (" electric bed and method for controlling of operation thereof) ".

Existing leisure bed, sick bed can't provide the inclination berth than big-elevation, does not also have the dynamically function of transposition.Specialty is with multi-purpose bed group (being No. 372863 patent application of Taiwan Announcement Number) of medical treatment, Rehabilitation table and inventor invention, because of its complex structure, to cost an arm and a leg be to be difficult for universal product really.

Summary of the invention

The objective of the invention is: improve innovation for popularizing demand at existing multi-purpose bed group, provide a kind of electric bed device and a kind of electric bed that can make to have multiple moving, the method for controlling of operation of static berth conversion, so that the electric bed device construction is simple, low cost, except having the adjustment backrest, lift outside the general utility functions of foot, the bigger inclination elevation angle and conversion inclination automatically continuously still can be provided, the height berth, and reach by promoting blood of human body to circulate with the earth's core gravitational energy, the help lung desease patient is lain and is clapped the breast expectoration and make upward brain oxygen supply of head leftover bits and pieces, functions such as health care.

For reaching above-mentioned purpose, the present invention proposes a kind of electric bed device, the bed panel of its body is distinguished into the back bed panel, the buttocks bed panel, shank bed panel and foot's bed panel, use the mechanism of steeving of buttocks bed panel below, can make the back, the different elevations angle of foot knee up-down adjustment, and between the bed end skeleton in conjunction with the bed surface skeleton of bed panel and below thereof, in preceding, back segment respectively connects one group of lowering or hoisting gear, two groups of lowering or hoisting gears respectively comprise, down, a left side, right four cranks, wherein go up, each connects the lower crank middle-end with swivel coupling (the pin axle runs through two cranks by the bearing revolution) handing-over, also each is linked in the opposite position of bed surface and bed end skeleton to the other end with swivel coupling, and on having, two crank transverse axis connect a left side down, right crank, be linked in whereby between the crank transverse axis directly to or transverse screw elevator push-and-pull crank transverse axis make and strut or closed crank, and then drive bed surface skeleton is shifted up or down, before the cause, back two screw rods elevator can be regulated and control synchronously or individually by microcomputer controller, so can manually regulate and control the bed surface height according to the user requirement command, inclination or automatic operation are carried out moving, static berth conversion running, the appropriate position of this bed surface and bed end skeleton and each crank joint also is provided with the spring locator card tip, dash adjustment when being shifted as crank also limits its range of activity, the bottom crank transverse axis middle-end of bed body one end also connects a crank up device in addition, is in middle berth with drive, lowering or hoisting gear stops to wait the bed body translation back and forth in the range of activity of the front and back of crank under the chain condition (lowering or hoisting gear and crank up device can not turn round simultaneously), rock back and forth.

The invention allows for a kind of method for controlling of operation that can make electric bed have multiple dynamic and static berth conversion, it uses laterally or directly several sections obtained location parameters of limit control inductive switching between screw elevator displacement stroke of two groups or one group bed body lowering or hoisting gears, the memory body of input microcomputer controller after experiment layout, programming, according to user assign comparison that instruction sees through microcomputer controller, calculation, regularly, at random, the sequential scheduling running carries out quiet, the dynamic berth control model of following multiple difference with the operated motor driver.

Effect of the present invention is actually by means of the controller function lowering or hoisting gear and the mechanism of steeving, and can reach following effect:

1, the manual operation mechanism of steeving sets level back bed panel and shank bed panel, can be used as general level bed purposes.

2, the manual operation mechanism of steeving makes forward and backward bed panel regulate the different elevations angle, with as backrest, the function of lifting comfortable postures such as foot.

3, manual operation lowering or hoisting gear can the section of nothing adjustment height, inclination berth in a big way.

4, operate lowering or hoisting gear automatically, the convertible multiple static berth of already setting, or multiple dynamic berth running are for the multiple selection of user.

5, manual operation lowering or hoisting gear, the inclination berth that the scalable elevation angle is bigger, collocation prevents the health down slide device, for the lung desease patient that need get rid of long-pending expectorant every day, the posture of clapping the breast expectoration of lying is used.

6, manual operation lowering or hoisting gear, the inclination berth that the scalable elevation angle is bigger, for the user of lying, the symptoms relevant such as the brain oxygen supply on a kind of leftover bits and pieces and the varicosis of releiving, hemorrhoid, visceroptosis, vertebra compressing with gravity.

7, when establishing the time of running and, repeating continuous crossbar transistion inclination berth, impel human body head, castor to replace upper and lower pendulum position with promoting blood flow, prevention of stroke and reach with centrifugal force with the automatic mode running.

8, when bed body during, similar shaking table effect is arranged with dynamic berth automatic control mode continuous operation, can the person of helping for sleep sleeping easily.

9, when bed body during with berth automatic control mode continuous operation at random, user will be because of the conversion psychology that can not expect, distracts attention and temporarily forget vexation to reach.

10, be under the chain condition that middle berth, lowering or hoisting gear stop operating when the bed body, can start the crank up device, to drive the translation back and forth in the range of activity of level bed position of bed body, to rock back and forth.

Brief Description Of Drawings

Fig. 1: be the bed body perspective exploded view of the bilateral tilt table group of the present invention.

Fig. 2: be the side-looking and the front elevational schematic of the bilateral tilt table group of the present invention.

Fig. 3: be the bed body perspective exploded view of the monolateral tilt table group of the present invention.

Fig. 4: be the side-looking and the front elevational schematic of the monolateral tilt table group of the present invention.

Fig. 5: be the steeve mechanism and the lowering or hoisting gear sketch map of bed group of the present invention.

Fig. 6: be the berth conversion and the controlling organization sketch map of bed group of the present invention.

Fig. 7: for the crank up device and the berth of bed group of the present invention waves sketch map. ( 1 ) ……………… ( 3 ) …………… ( 5 ) ………… ( 7 ) ………… ( 9 ) ……… ( 11 ) ………… ( 13 ) ……… ( 15 ) …………… ( 17 ) ………… ( 19 ) …………… ( 21 ) ………… ( 23 ) …………… ( 25 ) ………… ( 27 ) ………………… ( 29 ) ………… ( 31 ) …………… ( 33 ) ……… ( 37 ) ……… ( 41 ) … ( 43 ) ………………… ( 45 ) …………… ( 47 ) ……………… ( 49 ) ……… ( 51 ) …………… ( 53 ) …… ( 55 ) …………… ( 57 ) ……… ( 59 ) ……………… ( 75 ) …………… ( 77 ) ………… ( 79 ) …………… ( 81 ) ……… ( 101 ) … ( 103 ) …… ( 105 ) ………… ( 107 ) ……… ( 109 ) ………… ( 111 ) ……… ( 113 ) … ( 115 ) ……… ( 117 ) …… ( 121 ) ……… ( 123 ) … ( 125 ) ……… ( 127 ) …… ( 129 ) …… ( 131 ) ………… ( 133 ) …………… ( 135 ) …………… ( 137 ) ……………

The detailed description of embodiment

Form and operating principle for enabling further to understand structure of the present invention, now lift the present invention than specific embodiment, and conjunction with figs. describes.

Consider manufacturing cost and price factor, bed group of the present invention has following bilateral inclination and monolateral inclination dual mode to select for use for consumer:

As Fig. 1, shown in Figure 2:

The bed body 1 of bilateral inclination comprises

bed surface structure

3 and 5 liang of parts of Undercarriage structure, it is four sections that its bed surface structure 3 is divided into: the long panel 7 in movable back, fixed buttocks bed panel 9 movable shank bed panel 11, movable foot bed panel 13, each bed panel connects combination with bed two skeletons 17, the mechanism 15 of steeving that uses buttocks bed panel 9 below traditional types can make the back bed panel 7 up-down adjustment elevations angle, the shank bed panel 11 that connects together arches upward with foot's bed panel 13 centres or sets level, and respectively is provided with head of a bed backplate 19 and tailstock backplate 21 in the forward and backward side of bed surface structure 3; And in conjunction with between the bed surface skeleton 17 of bed panel and the beneath bed end skeleton 23 thereof, in preceding, back segment respectively connects a lowering or hoisting gear 25, two groups of lowering or hoisting gears 25 respectively comprise, down, a left side, right four cranks 27, wherein, each connects lower crank 27 1 ends with swivel coupling 29 handing-over, also each is linked in the opposite position of bed surface and bed end skeleton 1723 to the other end with swivel coupling 29, and on having, the horizontal axle 33 that connects of two cranks connects left and right sides crank 27 down, borrow be linked in crank horizontal connect 33 on axle directly to or transverse screw elevator 101103 push-and-pull cranks are horizontal connects that axle 33 struts or closed crank 27 and then drive bed surface skeleton 17 displacement up and down, can borrow microcomputer controller 37 because of two screw rods elevator 101103 regulates and control synchronously or individually, so can manually regulate and control the height of bed surface according to the user demand, inclination or automatic operation are exercised moving, static berth conversion running, this bed surface skeleton 17 and bed 23 joint appropriate positions with each crank 27 of skeleton, the end also are provided with the array spring locator card tip 81, exceed set range of activity during with the displacement of restriction bed body and the dash adjustment during as crank 27 switchings.

As Fig. 3, shown in Figure 4:

Bed body 1 its bed surface skeleton 17 leading portions of monolateral inclination have fixed swivel coupling 41 coupling seats to fall within the upper end of Undercarriage structure 5 preceding foot rests 43, then connect one group of lowering or hoisting gear 25 in the middle of the bed surface skeleton 17 of back segment and the bed end skeleton 23, this lowering or hoisting gear 25 comprises, down, a left side, right four cranks 27, wherein go up, each connects lower crank 27 middle-ends with swivel coupling 29 handing-over, also each is linked in the opposite position of bed surface and bed end skeleton 1723 back segments to the other end with swivel coupling 29, and on having, the horizontal axle 33 that connects of two cranks connects a left side down, right crank 27, borrow be linked in crank horizontal connect 33 on axle directly to or the horizontal axle 33 that connects of transverse screw elevator 101103 push-and-pull cranks to strut or closed crank 27 and then drive bed surface skeleton 17 back segments and leave rear leg 45 and angular displacements, can borrow microcomputer controller 37 because of screw elevator 101103 and regulate and control, so can manually regulate and control the big angle of inclination of bed surface or dynamically running of operation enforcement automatically according to the user demand.

Shown in Fig. 5 A:

The mechanism 15 of steeving of buttocks bed panel 9 belows is that steeve motor 47 drives the swivel nut axle 51 of steeving that the variator 49 of steeving rotates the place aheads and forces displacement in the swivel nut screw rod 53 push-and-pulls connecting rod 55 of steeving of steeving to affect to steeve and horizontally connect axle 57 and then drive the arm 59 of steeving to regulate the elevation angle of back bed panel 7, shank bed panel 11 and foot's bed panel 13.

Shown in Fig. 5 B:

Borrow four variable diamond connecting rod 105 1 ends to be connected in the horizontal axle 33 that connects of upper and lower crank, the other end is connected in the transverse screw elevator 103 of horizontal lifting swivel nut 117, the horizontal lift motor 111 that is linked in suspention base plate 109 drives horizontal lifting variator 113 and rotates the horizontal lifting screw 107 that embeds suspention horizontal lifting bearing 115 in base plate 109 two ends and left and right opposite thread, force the horizontal lifting swivel nut 117 that is inserted in horizontal lifting screw 107 both sides to be shifted relatively, the horizontal axle 33 that connects of forcibly changing link in rhomb form 105 angles and then push-and-pull crank is to regulate the opening width of crank 27.

Shown in Fig. 5 C:

Be linked in that crank is horizontal to connect directly also can borrowing directly to drive directly to lift motor 121 to screw elevator 101 and rotating directly to lifting swivel nut 125 to lifting variator 123 of axle 33, force straight directly being shifted up and down in lifting swivel nut 125, and then the horizontal axle 33 that connects of push-and-pull crank is to regulate the aperture of crank 27 to lifting screw 127.

Shown in Fig. 6 A, 6B (is example in bilateral inclination mode):

Solid line is low berth 75 positions, and dotted line is respectively the high elevation angle and high berth 77`79 position; Use the obtained location parameter of high, medium and low limit control switch 31 inductions between lowering or hoisting gear 25 displacement strokes, make up, be converted into control sequence through layout, the memory body of input microcomputer controller, according to user assign comparison that instruction sees through the emblem computer controller, calculation, regularly, at random, the sequential scheduling running carries out quiet, the dynamic berth control model of following multiple difference with the operated motor driver:

1, manually control:

Use hand controller, the operation bed is organized forward and backward lowering or hoisting gear 25 respectively, in the displacement stroke of upper and lower restriction switch 31, to good direct of travel, depress button and then walk, decontrol and promptly stop, running into the high-low limit point of limit switch 31 can only go back, then the static berth of the adjustable random demand of user.

2, static berth is controlled automatically:

(1) berth is selected: suppose the height between preceding (head of a bed) lowering or hoisting gear 25 displacement strokes of bed group, in, low restriction switch code name is A, B, C, height between (tailstock) lowering or hoisting gear 25 displacement strokes of bed group back, in, low restriction switch code name is D, E, F then has A+D (head of a bed is fixing high-order: tailstock is fixing high-order) at least, A+E, A+F, B+D (head of a bed is meta fixedly: tailstock is fixing high-order), B+E (head of a bed is meta fixedly: tailstock is meta fixedly), B+F, C+D, C+E, C+F, D+B (tailstock is fixing high-order: the head of a bed is meta fixedly), D+C, E+A, E+C, F+A (tailstock is low level fixedly: the head of a bed is fixing high-order), 15 kinds of static berth patterns such as F+B for you to choose.

(2) control mode: if above-mentioned 15 kinds of static berths are numbered 01～15, select static berth numbering according to the berth synopsis, depress the hand controller digital keys, the controller above-mentioned requirement command of decision earlier determines the motor direct of travel again, A (high head of a bed requirement command) B (action before the head of a bed stay in the centre position) for example, then the motor direct of travel of preceding (head of a bed) lowering or hoisting gear 25 of bed group is for just turning to, C (low head of a bed requirement command) B (head of a bed stays in the centre position before the action), then the motor direct of travel is for reversing to walk downwards, the A-A motor is for resting on original position, the motor direct of travel has A-B for the combination of just changeing, A-C, B-C, D-E, D-F, E-F, the motor direct of travel has C-A for the combination that reverses, C-B, B-A, F-D, F-E, E-D, motor rest on original position then A-A, B-B, C-C, D-D, E-E, F-F etc.

3, dynamically berth is controlled automatically:

(1) berth is selected: before above-mentioned, height between back lowering or hoisting gear 25 displacement strokes, in, low restriction switch code name is A, B, C and D, E, F then is total to A+DUE (the fixing high position of the head of a bed: tailstock height at least, middle position moves around), (head of a bed is fixing high-order: the tailstock height for A+DUF, lower position moves around), A+EUF, B+DUE, B+EUF, B+DUF, C+DUE, C+DUF, C+EUF, D+AUB, D+AUCD+BUC, E+AAUB, E+AUC, E+BUC, F+AUB, F+BUC, F+AUC, A+FUC+D (the head of a bed, the tailstock intersection raises, reduce), A+DUC+F (the head of a bed, the parallel rising of tailstock, reduce), B+EUC+F, A+DUB+E (the head of a bed, the parallel rising of tailstock, reduce) etc. 22 kinds of dynamic bed bit patterns for you to choose.

(2) control mode: if above-mentioned 22 kinds of dynamic bed bit numbers are 16～37, select the dynamic bed bit number according to the berth synopsis, depress the hand controller digital keys, controller will be under the mode instruction of this demand, continue regular reciprocating operation, remove up to total timing, return till the level bed position (head of a bed, tailstock all place C+F to hang down berth).

4, berth is controlled automatically at random:

With the height between above-mentioned lowering or hoisting gear 25 displacement strokes, in, the obtained location parameter of lower bound control switch 31 inductions, the motor rotary speed parameter of arranging in pairs or groups again is (for example fast, in, at a slow speed) and positive and negative rotation of motor commutation time out (for example 5 seconds, 10 seconds, 15 seconds) parameter, input micro computer combined treatment, expand how different changing patteries and extend, then user can be pressed the button at random of hand controller, the various differences of exercising non-regularity with random fashion are moving, quiet berth jumper connection running, remove up to total timing, return the level bed position, and reach user because of expection conversion psychology, shift its attention and make temporarily and forget vexation.

5, level bed waves automatic control: (as shown in Figure 7)

Appropriate position in bed surface and bed end skeleton 1723 and each crank 27 joint is provided with the spring locator card tip 81, dash adjustment with as crank 27 displacement the time also limits its range of activity, horizontal axle 129 middle-ends that connect of the bottom crank of other bed body one end also connect a crank up device 131, be that rotary motor 133 rotates eccentrics 135 push-and-pulls revolution bent axle 137 and forces that the bottom crank is horizontal to connect axle 129 reciprocating slidings in lower crank 27 free gaps, and then drive the translation back and forth of bed body 1, rock back and forth.

By the above, novel structure of the present invention and practicality, except that having the backrest of adjustment, lifting the general utility functions of foot, inclination, height berth and the continuously automatic multiple berth of conversion than big-elevation still can be provided, utilitarian function obviously surmount traditional type and approved before application structure and have progressive, tool economic benefit again because cost simple in structure is low..

The above only is part embodiment of the present invention, can not limit actual practical range of the present invention with this certainly, and various conversion or the modification done on all architectural features of putting down in writing according to above description and the function all should be encompassed in patent right scope of the present invention.

Claims

1. An electric bed device, mainly including a bed panel that can adjust the backrest and feet, combined with the bed frame of the bed panel, lifting the bed frame to adjust the lifting device for various beds, supporting the lifting device, and the rotating device The bed bottom frame and the microcomputer controller that control the operation of the bed body are composed, and the bed body is divided into two types: bilateral inclination and unilateral inclination, which are characterized in that:

The lifting device of the bed has four cranks, upper, lower, left, and right. One end of the upper and lower cranks is connected by a rotary joint, and the other end is connected to the front and rear of the bed frame and the bottom frame by a rotary joint. And the upper and lower crank horizontal shafts are horizontally connected to the left and right cranks, and the horizontal or vertical screw elevator connected between the crank horizontal shafts is used to push and pull the crank horizontal shafts to open or close the crank, and then drive the bed frame to move up and down bit;

Among them, the horizontal screw elevator of the lifting device is to connect the four variable diamond-shaped connecting rods with one end connected to the upper and lower crank horizontal shafts, and the other end connected to the horizontal lifting screw sleeve, and the horizontal lifting motor connected to the suspension floor to drive the horizontal lifting transmission to rotate and insert. The horizontal lifting screw with horizontal lifting bearings at both ends of the suspension base plate and the left and right opposite screw teeth force the horizontal lifting screw sleeves inserted on both sides of the horizontal lifting screw to move relative to each other, so as to change the angle of the rhombus connecting rod and push and pull the crank. or closed crank;

Among them, the straight screw lifter of the lifting device is connected between the upper and lower crank horizontal shafts, and the straight lift transmission is driven by the straight lift motor to rotate the straight lift screw sleeve, forcing the straight lift screw inside the vertical lift screw sleeve Shift up and down, and then push and pull the crank cross shaft to open or close the crank;

Among them, the rotary device of the double-sided tilting bed body is to make the rotary motor rotate the eccentric wheel to push and pull the rotary crankshaft back and forth, forcing the bottom crank horizontal joint shaft to push and pull back and forth within the front and rear movement range of the lower crank, and then drive the bed body to translate back and forth and swing back and forth.

2. An operation control method that enables an electric bed to have multiple dynamic and static bed position changes, which uses two sets or a set of bed body lifting devices, the horizontal or vertical screw lifter displacement strokes, and several stages of limit control switch induction. The position parameters obtained are input into the memory of the microcomputer controller after the experiment arrangement and program design, and the motor driver is operated to perform the following operations through the comparison, calculation, timing, random, and sequence operations of the microcomputer controller according to the instructions given by the user. Various static and dynamic bed position control modes.

3. The control method for electric bed operation as claimed in claim 2, wherein the control modes include manual bed position control, static bed position automatic control, dynamic bed position automatic control, random bed position automatic control, flat bed swing automatic control and other modes.

4. The control method for the operation of an electric bed as claimed in claim 2, wherein the lifting device can use the microcomputer controller to synchronously or individually control two groups of horizontal or vertical screw lifts, and exercise manual or automatic control of multiple dynamic and static lifts. Change of beds.

5. The control method for the operation of the electric bed according to claim 2, wherein the calibration of the horizontal or vertical direction of the screw lifter is to determine the direction of bed movement by comparing the command issued with the previous stop position to calibrate the motor steering.

6. The control method for the operation of the electric bed according to claim 2, wherein the conversion of the bed position can be divided into one end fixed at the head and the end of the bed, and the other end tilted to move, or both ends to move up and down synchronously, or both ends to cross and tilt to move relative to each other, or the bed The body moves back and forth in translation and swings back and forth.