CN2574661Y - Urinal with antisplashing antileaking function - Google Patents

Abstract

The utility model relates to an ' application type multifunctional nursing bed ' which is a nursing bed for the old, the weak, the sick and the disabled and is the product in third generation of a multifunctional sitting and lying bed '. In order to enable the nursing bed to have the advantages of more complete function, more reasonable structure, more convenient operation and higher safety, system implementation and improvement are carried out. The mechanical configuration of a rotary bracket is standardized, and the stress distribution and the rigidity are improved. A form and position tolerance category for making key components is formulated. Sliding pins, a movable sliding pin and the axial cord of a semi-axis are prescribed to be parallel and to be positioned at the same plane. The center diagonals of the four sliding pins are equal, and the rotary quality is enhanced. The structure of the movable sliding pin is updated, and a pin shaft can move and rotate along a determined direction in a pin body and can be combined with and disengaged from a chute at any time to bring convenience for operation. An addition travel switch can cut a motor circuit off and switch on a stoplight. A signal indicator can instantly indicate the running condition of a bed plate, and ensures that the electric control operation has no failure. A handrail is installed on a fixing plate and can be assembled and disassembled at any time. A handrail locker enables the handrail to be stable and upright, and a bed head connecting block enhance the rigidity and the strength of the bed.

Description

The type of being suitable for is multifunction nursing bed

Technical field this utility model " it is multifunction nursing bed to be suitable for type " is the nursing bed that a kind of suitable the old,weak,sick and disabled people uses.

Background technology is present, various types of nursing beds emerge in an endless stream in the society, head of a bed style has the imitative redwood formula corium core formula marble core formula of tubular type Taihe county formula etc., head of a bed panel selective color has silvery white ecru etc., the raw material that adopts has carbon steel stainless steel aluminum alloy ABS corium Xipi etc., but carefully seeing its basic structure, all is whole-colored one to shake two and shake three and shake, and its basic function also is exactly the same folding folding into two three foldings.Certainly, these basic functions have also been dealt with most commonly encountered diseases frequently-occurring disease patients' nursing need, but, the nursing idea of upgrading and numerous the old,weak,sick and disableds people are to improving the serious hope of self standard of living relatively day by day, and public community and household are to the concern of these disadvantaged group with admire, still not enough, such as: one shakes, two shake three shakes, its crank all is located at sick bed foot head, the patient of bed can't see more mould less than, unless have at one's side the twenty four hours every minute and second not from full-time nursing staff, otherwise crank can only be worked as ornaments; One folding might as well, eighty percent discount three folding might as well, the patient also only can raise the limited height in back at most, the both legs height that also only can arch at the most, but the patient all the time directly waist sit up, both legs can not saggingly naturally fully loosen it; Even if so-called teapoy is arranged on the bed, also only be not wide plank, use also extremely inconvenient; As for the bed patient in bed during defecation, use also still decades consistent chamber pot and bedpans, different only be that raw material has substituted enamel with plastics, the mode of relieving oneself of this defecation that lies on a bed, for the somewhat normal slightly people of thinking, all be difficult to adapt to.

Our company and I have also carried out suitable thinking aspect nursing bed, design utility model product " Multi-function bed for sitting and lying " and " Self service Conver-table ", they are to specialize in the nursing bed that the old,weak,sick and disabled people uses, its bed board is made up of four parts: occipitalia bed board back bed board buttocks bed board and shank bed board, wherein occipitalia bed board energy lifting, the buttocks bed board is fixed, under toilet is arranged, one end of back bed board and shank bed board is connected with bedstead with hinge respectively, in addition the chute of end by the back side respectively with runing rest on sliding pin be slidingly connected, revolve special support axle separated in the root is arranged, right or the left side of its axis) end links to each other with the worm gear of coaxial line, link to each other with one handle with the worm shaft end that this worm gear is meshed, turning handle can drive worm screw and rotate, rotate through the worm-gear driven runing rest, respectively there are two sliding pins at the runing rest two ends, insert respectively in two pairs of chutes at the back bed board and the shank bed board back side, when runing rest rotates, each sliding pin rotates in the same way with it and slides in chute separately, to promote back bed board and pulling shank bed board around the equidirectional rotation of hinge separately, the bed board of original level is become " chair " shape, the backward rotation handle, then runing rest drives also backward rotation of back bed board and shank bed board, finally makes bed board recovery level.Because the latching characteristics of worm and gear,

Bed board can keep balance in any angle, and the patient can adjust the state of bed board as required arbitrarily, so that couch semireclining or sitting.No matter back bed board and shank bed board forward any position to, and the two all remains parallel.Sometimes conditions of patients needs upper body to sit up and lower limb can not be sagging the time, the sliding pin that inserts in the chute of the shank bed board back side can be removed and the bed board support chip below the bed board is outwards produced, when runing rest drive back bed board upwards rotated, the shank bed board can only keep level; If take handle away, and below worm screw, connect a motor,, can finish above-mentioned every rotation by the driven by motor runing rest by handling electric machine controller.There is pair of armrests at the bedstead middle part, can allow the patient loosen arm, when the patient couches, handrail outwards can be overturn, to increase the use width of bed board.

" Multi-function bed for sitting and lying " though from the structure to the function all from the conceptive definition of changing operating beds, also we can say in a sense and on the sick bed history, realized a breakthrough, but original design lines are thicker, exist many big and small problem and shortage parts in actual applications, the problem that has even have influence on the convenience and the safety of use:

1. the mechanical structure of core component " runing rest " is very unreasonable, the layout and the junction point of several two power bar structures easily produce stress concentration, may fracture appear because of producing " fatigue " in use, not only influence is normal uses, and exist potential danger, in addition, the relative position of four sliding pins does not explicitly call for, more do not work out concrete form and position tolerance, stationarity and stressing conditions when consequently directly having influence on the runing rest running.

2. the structure poor practicability of vital part " sliding pin ", when because of needing the back bed board to rise shank bed board maintenance level when corresponding sliding pin axle is extracted out from the chute that is mated, will be folded down chute from bed board toward contact, this is extremely inconvenient concerning the patient.

3. the runing rest semiaxis in original design is to rotate in the axle sleeve on being fixed on bedstead, axle is big with the quality of fit difference frictional force of shaft room, directly affect the running quality of runing rest, and axle sleeve is welded on the bedstead, this for install adjust and maintenance all inconvenient.

4. the electric control operation system does not have row position controlling organization, when bed board forwards the terminal point extreme position to, does not have self-braking electric elements, and user is also had no way of observing bed board and whether reached the limit of the position, and its consequence is quite serious.

5. the installation of handrail is not estimated to run into and is pulled down situation about loading onto at any time again at any time, makes troubles to the patient, simultaneously, does not have locking mechanism when handrail is upright, by mistake touches often to cause handrail to turn up, and influence is normally used.

6. because the function of Conver-table is more, and the parts of setting up are also many, and therefore, the connection request of the head of a bed and bedstead is primary standard with the firm stable, special connected mode is not proposed in original design.

The summary of the invention the purpose of this utility model is on the basis of former " Multi-function bed for sitting and lying ", the mechanical structure of standard runing rest, and the form and position tolerance category of formulation key components and parts makes the stressed reasonable running of runing rest steady; Improve the sliding pin structure, make it all very convenient toward chute insertion and extraction; Replace being fixed on axle sleeve on the bedstead with being installed in bearing on the bearing bracket, both improved the assembly precision of semiaxis, make things convenient for the loading and unloading and the adjustment of semiaxis again; The row position automatic controls of addition electric operating system can stop when making bed board rotate to extreme position automatically and signal shows; Improve the handrail mounting means, make the handrail mounting or dismounting convenient; Increase handrail locking parts, handrail is not turned up because of being not intended to touch; Improve the connected mode of the head of a bed and bedstead, increase the strength and stiffness of bedstead, in a word, a kind of more reasonable structure is provided finally for numerous the old,weak,sick and disableds people, function is more complete, and more convenient operation is used safer nursing bed.

The purpose of this utility model is achieved in that

1. runing rest is made of secondary power bar support bar assister bar cross bar of main force bar and bracing piece, is by shaped steel (the most handy welded tube) be welded (it is subjected to the position of pulling force will guarantee welding quality especially); Four parallel and isoplanars of sliding pin shaft centre line, four sliding pin center diagonal equate that the runing rest shaft centre line is parallel with the chute centrage, the sliding pin that cooperates with the shank bed board will employing activity sliding pin.

2. the movable sliding pin of Cai Yonging, one pilot pin is arranged on its bearing pin, two symmetric guide grooves are arranged on the shank, pin sleeve one spring, bearing pin can overcome spring force under external force and move and rotate at the shank interior orientation, when pilot pin on being fixed on bearing pin arrives the guide groove terminal point, use the hands rotating pin, make pilot pin rotate 45 spend after, may be stuck in the groove of guide groove terminal point, the backward rotation bearing pin, make pilot pin withdraw from groove after, under the effect of spring force, bearing pin is in axial sliding in shank, when pilot pin arrives the guide groove initial point, continue the backward rotation bearing pin, pilot pin is stuck in the groove at guide groove initial point place; The bearing pin front end is a thick garden sheet, it is buting iron, profound of two arcs of the vertical pilot pin axis direction of buting iron are by milling, the width of remainder equates with pin diameter, all the chute groove width than the shank bed board back side is slightly little for the two, and when promptly the buting iron length direction was consistent with the chute length direction, buting iron can pass from chute, and when the buting iron length direction was different from the chute length direction, buting iron promptly was blocked in chute one side.When runing rest welds, four sliding pins are in same horizontal plane, the pilot pin axis also is horizontal, be that the buting iron length direction is perpendicular to horizontal direction, like this, when the shank bed board is in horizontal level, the buting iron length direction is perpendicular to the chute length direction, buting iron can block bearing pin and not deviate from chute, inhour rotary pin shaft 90 degree, then the buting iron length direction is consistent with the chute length direction, during firmly along bearing pin axis direction pulling bearing pin, buting iron then passes chute and moves, when pilot pin arrives the guide groove terminal, continue backward rotation 45 degree again, then pilot pin is stuck in the groove of guide groove terminal point, like this, when needs rising back bed board and shank bed board still will keep level the time, because movable sliding pin bearing pin deviate from from chute, as long as the bed board supporting slice is produced under bedstead, when runing rest rotated the bed board rising of drive back, the shank bed board then still kept level; When needs recover original function; earlier runing rest is forwarded to horizontal level; then bearing pin is clockwise rotated 45 degree; pilot pin is drawn out from groove and under the effect of spring force, moves axially; when pilot pin arrives guide groove top; buting iron has passed chute this moment; and then clockwise rotate 90 the degree; pilot pin is stuck in the groove of guide groove initial point, and so far, runing rest and shank bed board chute recover normally to be slidingly connected; interior again rotated bed plate supporting slice 90 degree; when rotating runing rest once more, when the back bed board rose, the shank bed board then rotated.

3. this utility model improves rotation support shaft fixed form: bedstead is welded into by U-steel, the head end sealing, the cabinet base head end opens wide, there are two stulls at the bedstead middle part, two stull vertical direction have three bearing brackets, wherein by one of a side that worm gear is housed, side has two in addition, a bearing block and bearing are arranged on the every carriage, three coaxial bearing lines, two semiaxis of runing rest are installed in (in the semiaxis one end dress bearing by worm gear one side, end links to each other with worm gear through shaft joint in addition) in the bearing of the left and right sides respectively, owing to the bearing accuracy height, improved runing rest ground running accuracy widely, reduced frictional force, simultaneously, the adjustment of semiaxial position and maintenance are all very convenient.

4. when the needs electric operating, take off handle, load onto motor in the worm screw lower end.Motor fixing plate is welded into by steel plate, top is porose to be fixed in the nation, worm and gear is installed on it, the bottom is a horizontal plate, weld vertical with upper board, and there is reinforcement to gain in strength, motor is installed in the horizontal plate below, dock with worm screw by shaft joint, and circuit travel switch (for increasing safety coefficient, can respectively install at left and right sides) is installed on the bedstead below the bed board of back, other travel switch is installed on the bedstead of the sagging extreme position of shank bed board, and a run signal display is set on teapoy, electric machine controller can be placed arbitrarily.During electric control operation, press " advancing " key on the controller, motor rotates, drive runing rest (from worm gear one side) rotation clockwise by worm and wormwheel, promoting the back bed board upwards changes, spurring the shank bed board simultaneously changes downwards, this moment, the Signal Monitor green light was bright, and when the shank bed board forwarded to downward vertically, the shank bed board pressed the travel switch of its back, cut off the electricity supply immediately, motor stops operating, and bed board also stops operating, and the Signal Monitor green light red light that goes out is bright, avoided unclamping " advancing " key red light and going out because of forgetting operation or operating slow possibility of accident occurrence; Press " returning " key on the controller, another green light is bright, the motor counter-rotating drives the runing rest inhour and rotates, and pulling back bed board changes downwards, promoting the shank bed board upwards changes, when the back bed board forwards horizontal level to, press the travel switch of its below, the motor stall, bed board is stall also, and the Signal Monitor green light red light that goes out is bright; Certainly, when bed board forwards any position to, all can press " stopping " key, motor all stops operating immediately, and bed board also stops at position at once.

5. the mounting means of handrail will be considered with good grounds needs and be folded down at any time and the probability loaded onto again, address this problem, the pair of armrests fixing head at first is installed on bedstead, this part is stamped to form by steel plate, several figure six holes are arranged on its side, several big knobs nails are arranged in the corresponding nation, during installation, the Da Yuan hole of the lower end, figure six hole on the fixing head is aimed at corresponding big knob nail respectively and is adjacent to bedstead, then with under the fixing head by and touch to head of a bed direction, big knob nail is stuck in the groove of slotted hole top side, upper end, figure six hole gets final product; Several screws are arranged on the fixing head, handrail is installed on it with hinge, handrail can wrap outwards upset of page or leaf, a handrail locker is housed in the front lower place of every handrail simultaneously, its shape is as folder, just a slice lower end of outside has one inflexed " colluding " can catch on the locking plate that is fixed on the handrail fixing head, can prevent when being not intended to touch handrail and handrail is turned up; Need turn up handrail for lying down when increasing the bed board usable floor area as the patient, as long as push the locker outer plate, locker outer plate and locking plate are thrown off, handrail can wrap page outwards to be turned down; When needs are pulled down handrail,, make the big knob in lower end, figure six hole nail on to take off and get final product as long as on pushing away then before the handrail fixing head, carry.

6. the contiguous block that connects the head of a bed and bedstead is welded by angle bar and steel plate, and angle bar curves square, and there are the several Kong Keyu head of a bed connections side, above porose can the connection with bedstead; The effect one of steel plate is the intensity that increases angle bar, the 2nd, play the panel decoration function, and several holes are also arranged above it, be used for being connected with the head of a bed, like this, contiguous block connects the head of a bed and bedstead from both direction, and the intensity of its safety coefficient and bed all has increase.During installation, at first contiguous block is fixed on the head of a bed, and then bedstead is fixed with screw and contiguous block.

Description of drawings concrete structure of the present utility model is provided by following embodiment and accompanying drawing, wherein:

Fig. 1 is suitable for the multifunction nursing bed overall diagram of type,

Fig. 2 is the runing rest structure chart,

Fig. 3 is movable sliding pin schematic diagram,

Fig. 4 is bedstead structure figure,

Fig. 5 is the electric control operation circuit diagram,

Fig. 6 is the motor fixing plate structure chart,

Fig. 7 is the armrest sketch map,

Fig. 8 is a head of a bed contiguous block sketch map,

The specific embodiment describes structure of the present utility model and working condition in detail below in conjunction with each accompanying drawing:

Clockwise rotate handle (7), drive runing rest (16) by worm and gear (6) and clockwise rotate (as Fig. 1), sliding pin (A1 on the runing rest (16), A2) and movable sliding pin (C1, C2) (as Fig. 3), in bed board chute (15) and (19), slide respectively, and promotion back bed board (2) wraps upwards rotation of page or leaf (3), pulling shank bed board (18) wraps page or leaf (9) and rotates, make the former bed board that is in level become " chair " shape: its back bed board (2) is the chair back, the buttocks bed board is a seat, shank bed board (18) is the chair foreleg, since the latching characteristics of worm and gear (6), the handle (7) that can stop operating at any time according to patient's needs, and bed board all is in steady statue all the time; When backward rotation handle (7), runing rest (16) is backward rotation also, rotates thereby pulling back bed board (2) wraps page or leaf (3), promotes shank bed board (18) simultaneously and upwards rotates, and finally makes bed board recover level.

1. as core component, runing rest (16) is welded by shaped steel (as welded tube), mainly form (as Fig. 2) by the secondary power bar of symmetric main force bar (27) (26) support bar (25) cross bar (30) assister bar (29) and bracing piece (28) etc., its mid point T U B1 B2 place is the stress concentration position, guarantee welding quality; Sliding pin (A1) is coaxial inner conductor (A2), movable sliding pin (C1) is coaxial inner conductor (C2), sliding pin (A1) (A2) movable sliding pin (C1) shaft centre line (C2) is parallel and on same plane, diagonal A1C2 and A2C1 equate that runing rest (16) axial line (B1B2) is parallel with sliding pin axial line (A1A2) and movable sliding pin axial line (C1C2); The sliding pin that cooperates with the chute (19) at shank bed board (18) back side must employing activity sliding pin (C1, C2).

2. movable sliding pin (C1) bearing pin (35) (C2) is gone up and is pressed edge one pilot pin (34) (as Fig. 3), a pair of symmetric serpentine guide groove (36) is arranged on the shank (32), bearing pin (35) can move and rotate at shank (32) interior orientation, bearing pin (35) is gone up cover one spring (33), (pulling on the axle cap (31) that connects together with bearing pin) under the effect of hands, the pressure that bearing pin (35) can overcome spring (33) moves axially, pilot pin (34) on the bearing pin (35) can slide in guide groove (36), when pilot pin (34) arrives the terminal of guide groove (36), with hands inhour rotating pin (35) 45 degree, make pilot pin (34) arrival guide groove (36) terminal point and under the pressure of spring (33), be stuck in groove (G) lining, if clockwise rotate bearing pin (35), pilot pin (34) is withdrawed from from groove (G) lining, be rotated further 45 degree, under the pressure effect of spring (33), bearing pin (35) is in axial sliding, reach the top of guide groove (36) up to pilot pin (34), be rotated further bearing pin (35) 90 degree, make pilot pin (34) be stuck in groove (H) lining of guide groove (36) initial point; Bearing pin (35) front end is a thick garden sheet, at vertical pilot pin (34) axis direction, mill profound of the arc of its both sides, make the width of remainder (and claiming buting iron D) and the equal diameters of bearing pin (35), the diameter that is the width of buting iron (D) and bearing pin (35) is slightly littler than the width of chute (19), like this, when buting iron (D) length direction and chute (19) when length direction is consistent, buting iron (D) can pass from chute (19), when buting iron (D) length direction and chute (19) when length direction has angle, buting iron (D) then by chute (19) retaining in a side.When runing rest (16) welds, make the axis of pilot pin (34) be in (A2) movable sliding pin (C1) (C2) (as Fig. 2) in the plane at place of sliding pin (A1), at this moment, the length direction of buting iron (D) is perpendicular to horizontal plane, and shank bed board (18) also is in level (as Fig. 1), then the length direction of buting iron (D) is just in time vertical with chute (19), inhour rotating pin (35) 90 degree, then the length direction of buting iron (D) is consistent with chute (19) length direction, at this moment, when bearing pin (35) axis direction overcomes spring (33) pressure and spurs bearing pin (35) left (as Fig. 3), buting iron (D) then passes chute (19) and is moved to the left, when being stuck in groove (G) when also counter-clockwise rotation 45 degree of pilot pin (34) arrival guide groove (36) terminal, whole bearing pin (35) is fixed firmly, like this, if need allow shank bed board (18) when still keeping level at rising back bed board (2), because movable sliding pin (C1) (C2) has broken away from chute (19) fully, as long as bed board supporting slice (20) is produced, then when runing rest (16) when clockwise rotating, back bed board (2) wraps page or leaf (3) and rises, and shank bed board (18) keeps level under the support of bed board supporting slice (20); When needs recover former function; at first runing rest (16) is forwarded to horizontal level; then pilot pin (34) is pulled out groove (G); clockwise rotate bearing pin (35) 45 degree again; under spring (33) pressure effect; pilot pin (34) is shifted to the right to chute (36) top; buting iron this moment (D) has passed chute (19); clockwise rotate bearing pin (35) 90 degree again; make pilot pin (34) arrive guide groove (36) initial point and snap in the groove (H); so far; runing rest (16) with shank bed board (18) on chute (19) recover normally to be slidingly connected, go back to bed board supporting slice (20) again, when clockwise rotating runing rest (16); when back bed board (2) rose, shank bed board (18) then rotated.

3. the running effect of runing rest (16) is decided by the frame mode and the quality of fit of semiaxis and bedstead (13) to a considerable extent.Bedstead (13) is to be welded with channel-section steel, its head end sealing, the cabinet base head end opens wide (as Fig. 4), at nearly foot head place, bed nation (39) middle part, two stulls (40) (41) are arranged, three bearing brackets (38) are arranged on it, wherein one is positioned at a side (as Fig. 1 Fig. 4) that is equipped with worm and gear (6), two are installed in bedstead (13) side in addition in addition, one bearing (37) is arranged on the every bearing bracket (38), the two-semiaxle of runing rest (16) is installed in respectively in the bearing of the left and right sides (by semiaxis one end of worm gear one side in bearing (37) lining, end docks with worm-wheel shaft through shaft joint in addition) because the precision height of bearing, coefficient of friction is little, improved runing rest (16) stability of rotation widely, the adjustment of bearing (37) position is simultaneously safeguarded all very convenient.

4. when the needs electric operating, the handle (7) of taking away, motor (17) (as Fig. 1) is installed in the worm screw lower end, motor (17) is installed on the motor fixing plate, motor fixing plate is to be welded into (as Fig. 6) with steel plate, (as Fig. 4) goes up in the porose nation (39) that is fixed on of its upper board (45), worm and gear (6) is installed on it, lower panel (49) be one with the horizontal plate (as Fig. 6) of the vertical welding of upper board (45), porose on it so that motor (17) to be installed, there is reinforcement (47) at upper board (45) back side, has the Chang Yuan hole to be connected with bed nation (39) on it, and there are two circumference holes (46) upper board (45) below, can load and unload motor (17) easily, lower panel (49) has reinforcement (48), can increase the rigidity of upper board (45) and lower panel (49), and motor (17) is connected with worm screw through shaft joint; On the bedstead (13) of back bed board (2) below, be equipped with travel switch (14) (as Fig. 1) (for increasing reliability, can also install one in other side of bedstead (13)), one stroke switch (8) is installed in bedstead (13) below in the sagging extreme position of shank bed board (18), settle a Signal Monitor (11) on teapoy, electric machine controller (10) can arbitrarily be placed.Whole electric control operation circuit is as shown in Figure 5: wherein dashed rectangle (42) is the electric machine controller circuit, wherein " F " is that return key (Kr) " O " is a stop key (K0) for the key that advances (Kf) " R ", dashed rectangle (43) is the motor circuit, in addition three be series at controller line square frame (42) and the intermediary little dashed rectangle of motor circuit square frame (43) be respectively travel switch (K1) (K2) and (K3), wherein (K1) is a pair of travel switch (14) (as Fig. 1) of back bed board (2) below (K2), (K3) be the travel switch (8) of shank bed board (18) below, (K1) (K2) series connection also is connected between return key (Kr) and motor circuit (43) main coil (as Fig. 5) jointly, travel switch (K3) is connected between key that advances (Kf) and motor circuit (43) secondary coil, green light (1) and (K1) (K2) connect and termination power zero line in addition, (K1) (K2) all connect after (K3) disconnects respectively with red light, red light is the termination power zero line in addition, (Kr) back in parallel with (Kf) with (K0) be connected in the power firestreak working condition of electric-control system following (as Fig. 5):

The key that advances (Kf) of pressing electric machine controller circuit (42) (F), through stop key (K0) (O)---(F)------motor secondary coil---electric capacity (C)---motor main coil forms the loop to travel switch (K3) to the key that advances (Kf) to power supply, motor (17) rotates, ((6) runing rest (16) promotes back bed board (2) and wraps upwards rotation of page or leaf (3) by worm and wormwheel, spur simultaneously shank bed board (18) wrap the page or leaf (9) rotate (as Fig. 1), the green light (2) bright (as Fig. 5) that this moment is in parallel with motor circuit (43), when reverse keys (Kf), foregoing circuit disconnects, the motor stall, green light (2) extinguishes; If key (Kf) (F) is pressed always, then when shank bed board (18) forwards to downward vertically (as Fig. 1), press travel switch (K3) (as Fig. 5), make primary circuit disconnect the motor stall, green light (2) extinguishes, while key (K3) turn-on key (K0)---key (Kf)---key (K3)---red light circuit, red light is bright, if reverse keys (Kf), then the red light circuit also disconnects, and red light extinguishes; When pressing return key (Kr), power supply forms through key (K0)---(Kr)---(K1)---(K2)---motor main coil---electric capacity (the C)---loop of motor secondary coil, then motor (17) (as Fig. 1) counter-rotating, runing rest (16) also reverses, pulling back bed board (2) is rotated down, promoting shank bed board (18) rotates up, simultaneously, the green light (1) in parallel with motor circuit (43) (as Fig. 5) is bright, when reverse keys (Kr), foregoing circuit disconnects, the motor stall, bed board is stall also, and green light (1) extinguishes; If when pressing key (Kr) always, motor (17) drives back bed board (2) always and shank bed board (18) rotates (as Fig. 1), press travel switch (K1) and/or (K2) time (as Fig. 5) up to back bed board (2), entire circuit disconnects, motor (17) stall, bed board is stall also, back bed board (2) (as Fig. 1) and shank bed board (18) all are in level, green light (1) (as Fig. 5) extinguishes, and simultaneously, (K1) and/or (K2) connects by (K0)---(Kr)---(K1) and/or (the K2)---loop that red light is formed, red light is bright, when reverse keys (Kr), the red light circuit also disconnects, and red light extinguishes; When pressing stop key (K0) if situation is unusual, the circuit that all each bars are worked respectively all is forced to cut off, and all rotations all stop immediately.

5. handrail (4) is installed in handrail fixing head (5) and goes up (as Fig. 1), and handrail fixing head (5) is installed in bedstead ((13) both sides bed nations (39) middle part, the handrail fixing head is stamped to form (as Fig. 7) by steel plate, reinforcement is arranged on it, four figure six holes (53) are arranged on the side (52), go up corresponding positions in bed nation (39) and be equipped with four big knob nails, during installation, lower end, figure six hole (53) (as Fig. 7) macropore on the handrail fixing head passes big knob ailing medicated cap and is attached in the nation (39), press down then and pusher handrail fixing head (5), make big knob nail be stuck in groove (Z) lining of slotted hole top side, upper end, figure six hole (53).Handrail fixing head upper surface has screw, available hinge (54) is fixed the upright support of handrail (51) on it, there is a handrail locker (59) the handrail front lower place, its shape such as folder, sheet (56) is fixed on the upright spike (55) of handrail in it, under spring (58) effect, colluding for a short time of locker outer plate (60) lower end can be caught on the locking plate (57) (as Fig. 7) that is fixed on the handrail fixing head (5), can prevent when user is not intended to run into handrail (4) and handrail is turned up; When user is outwards turned down handrail (4) with increase bed board usable floor area for the rest of lying down, only need make it and locking plate (57) disengagement according to P to pushing locker outer plate (60), handrail (4) can wrap page (54) outer commentaries on classics and turn down; When needs recovered upright with handrail (4), as long as pull-up handrail (4) arrives stand up position, locker outer plate (60) lower end was colluded for a short time and is promptly caught on locking plate (57); When needs are pulled down handrail (4),, make lower end, figure six hole (53) macropore nail on to take down and get final product from big knob as long as carry on pushing away then together with handrail fixing head (52) is preceding handrail (4).

6. the contiguous block (12) (as Fig. 1) that connects the bedstead (13) and the head of a bed (1), be by panel (63) and interior ferrum (62) be welded (as Fig. 8), interior ferrum (62) curves 90 degree, its side has several Kong Keyu footposts (61) fixing, above porose can be fixing with bedstead (13), there are several Kong Keyu footposts (61) fixing on the panel, the intensity of ferrum (62) in panel (63) removes and increases, and connect footpost (61) simultaneously from perpendicular both direction with interior ferrum (62), the stability and the intensity of bed have been increased, in addition, panel (63) also plays decoration function.During installation, earlier contiguous block (12) and footpost (61) are fixed, and then bedstead (13) and contiguous block are fixed.

Claims (9)

1. nursing bed that uses for the old,weak,sick and disabled people, its bed board is divided into four parts: occipitalia bed board back bed board (2) buttocks bed board and shank bed board (18), wherein occipitalia bed board energy lifting, buttocks bed board and bedstead are fixed, the underlying toilet, one end of the nearly buttocks bed board of back bed board (2) and shank bed board (18) uses hinge (3) and (9) and bedstead (13) hinged respectively, in addition end by the bed board back side chute (15) and (19) respectively with runing rest (16) on sliding pin be slidingly connected, runing rest (16) has axle separated in the root, the right side of axle (or left side) end links to each other with a coaxial line worm gear, be connected one handle (6) with this worm gear engaged worm upper end, the worm screw lower end can connect motor (17), there is handrail (4) at bedstead (13) middle part, there is teapoy cabinet base head top, it is characterized in that: runing rest (16) has a pair of movable sliding pin (C1) and (C2) near shank bed board (18) end, the axle of runing rest (16) is installed in bearing block (37) lining on the bearing bracket (38) that is fixed on the bedstead (13), motor (17) is installed on the motor fixing plate, travel switch (K1) is housed (K2) and (K3) on the bedstead (13), Signal Monitor (11) and controller (10) are arranged on the teapoy, handrail (4) is installed on the handrail fixing head (5), and the head of a bed (1) is fixed together by contiguous block (12) and bedstead (13).

2. nursing bed as claimed in claim 1, it is characterized in that: runing rest (16) is to be welded by main force's bar (27) pair power bar (26) support bar (25) assister bar (29) cross bar (30) and bracing piece (28), sliding pin (A1) on the runing rest (16) and (A2) same axial line, movable sliding pin (C1) and (C2) same axial line, axial line A1A2 and C1C2 are parallel to each other and at grade, sliding pin (A1) (A2) movable sliding pin (C1) (C2) the diagonal A1C2 at center and A2C1 equate that the axial line B1B2 of runing rest (16) is parallel to axial line A1A2 and C1C2.

3. as claim 1 and 2 described nursing beds, it is characterized in that: movable sliding pin (C1) and bearing pin (C2) (35) are gone up to press and are studded with pilot pin (34), two symmetric serpentine guide grooves (36) are arranged on the shank (32), bearing pin (35) can slide and rotation at shank (32) interior orientation, pilot pin (34) can move along guide groove (36) is directed, guide groove (36) initial point fluted (H), terminal point fluted (G), overlapping spring (33) on the bearing pin (35), bearing pin (35) one ends have buting iron (D), and end is being fixed axle cap (31) in addition.

4. nursing bed as claimed in claim 1, it is characterized in that: the head end sealing of bedstead (13), the cabinet base head end opens wide, three bearing brackets (38) are arranged on last two stulls of bedstead (13) (40) and (41), wherein one in bedstead (13) right (or left side) side, two sides in addition at bedstead (13) have bearing (37) on the every bearing bracket (38) in addition, and the semiaxis of runing rest (16) is installed in bearing (37) lining.

5. nursing bed as claimed in claim 1, it is characterized in that: motor (17) is installed on the motor fixing plate, its upper board (45) back side has reinforcement (47) to be fixed in the nation (39), there are two circumference holes upper board (45) below, reinforcement (48) is arranged on the lower panel (49), motor (17) is installed on the lower panel (49), and upper board (45) is perpendicular with lower panel (49).

6. nursing bed as claimed in claim 1, it is characterized in that: the key of advancing Kf (F) is arranged on the controller (10), return key Kf (R) and stop key K0 (O), travel switch K1 connects with K2 and is connected on jointly between the main coil of return key Kr (R) and motor circuit (43), travel switch K3 is connected between the secondary coil of advance key Kf (F) and motor circuit (43), green light (1) is connected with travel switch K1 K2, termination power zero line in addition, green light 2 is connected with travel switch K3, end also connects zero-power line in addition, travel switch K1 K2 and K3 are after pressing disconnection, connect with red light respectively, red light is the termination power zero line in addition, and return key Kr (R) is connected in the power firestreak with stop key K0 (O) with after the key Kf (F) that advances is in parallel.

7. nursing bed as claimed in claim 1, it is characterized in that: handrail (4) is installed on the handrail fixing head (5) with hinge (54), handrail (4) can wrap outwards upset of page or leaf (54), on the side (52) of fixing head (5) figure six hole (53) is arranged, upper end, hole (53) fluted (Z), handrail fixing head (5) nails on by the big knob that the figure six hole is fixed in the nation (39).

8. as claim 1 and 7 described nursing beds, it is characterized in that: there is a locker (59) handrail (4) front lower place, between its outer plate (60) and interior sheet (56) spring (58) is arranged, interior sheet (56) is fixed on the upright spike (55) of handrail, have for a short time on the handrail outer plate (60) and collude, can catch on the locking plate (57) that is fixed on the handrail fixing head (5), push handrail outer plate (60) it is colluded and locking plate (57) disengagement for a short time.

9. nursing bed as claimed in claim 1, it is characterized in that: connect the head of a bed (1) and form by panel (63) and interior ferrum (62) with the contiguous block (12) of bedstead (13), panel (63) is upward porose to be connected with footpost (61) outside, interior ferrum (62) side opening is connected with footpost (61), and last hole is connected with bedstead (13).

Images