CN209629191U - Bedstead structure - Google Patents

Abstract

A kind of bedstead structure, including a benchmark bed body and side shift drop bed body.Benchmark bed body includes a benchmark bedstead and a fixed bed portions.Fixed bed portions include a body part and several branch portions.It includes: a sidesway bedstead seat, a jack device and a lifting unit that sidesway, which goes up and down bed body,.Branch portion, which extends from body part toward lateral and prolongs longitudinal direction, to be alternatively arranged and forms several spaced lifting support activity spaces with body part, is not intersected each other between branch portion.The position of the lifting support of each lifting unit is corresponding to the position of the lifting support activity space, lifting support carries out lifting moving by those lifting support activity spaces using jack device, so that the top of lifting support is higher than, is lower than at the top of branch portion or contour with branch portion top.

Description

Bedstead structure

Technical field

The utility model is especially a kind of that there is benchmark bed body and sidesway lifting two kinds of structures of bed body to set about a kind of bedstead It counts to be moved easily or carry the bedstead structure of user.

Background technique

Bed be lie down for human body rest a kind of common bedding and hospital or sanatorium in for patient or handicapped person The accessory to lie down.The bed body used in hospital or sanatorium also needs to meet other than lying down for patient or handicapped person Demand is looked after to bed person.

However, the patient of long-term bed or just often itself movement is difficult after the patient of capital operation, it can not Voluntarily leaving the bed, even stand up and turn over all can not self cooking.For the caregiver for looking after such bed person, will contribute movement The bed person makes the bed person stand up, turns over to be the work for expending physical strength.Although having lifting, sitting and lying function on the market Bed body, however such bed body is heavy and moves difficulty, has inconvenience for caregiver or medical staff more.

Utility model content

Therefore, how to propose a kind of utility model, enable bed body mobile bed person more conveniently, be current one kind Important topic.

The utility model is that technological means used by solving problem of the prior art is to provide a kind of bedstead structure, the bed Frame structure defines the longitudinal direction and a lateral being mutually orthogonal to one another, the bedstead structure include: a benchmark bed body and Side shifts drop bed body.The benchmark bed body includes: that a benchmark bedstead and a fixed bed portions, the benchmark bedstead are supported with a bed portions Portion, the benchmark bedstead are equipped with a sidesway bedstead seat auxiliary section, which includes a body part and several branch portions, the ontology Portion is set to the bed portions supporting part, those branch portions extend from the body part toward the lateral and prolong longitudinal direction interval row It arranges and forms several spaced lifting support activity spaces with the body part, those branch portions do not intersect each other.The sidesway Lifting bed body includes: a sidesway bedstead seat, a jack device and a lifting unit, which is equipped with a benchmark bedstead and matches Component, the benchmark bedstead matching piece and the sidesway bedstead seat auxiliary section are in a manner of it can generate relative motion along the lateral pair It should be equipped with；The jack device is set to the sidesway bedstead seat, which has a lifting moving portion, which moves Dynamic portion is controlled and carries out lifting moving；The lifting unit includes multiple lifting support and a string of fittings, those lifting support edges should Longitudinal direction is sequentially alternatively arranged, those lifting support of concatenation part connection and concatenation whole, the lifting unit is connected to the liter It drops moving portion and carries out lifting moving with the lifting moving in the lifting moving portion；Wherein, in the sidesway bedstead seat and the benchmark bed The state that frame combines, the position of each lifting support are corresponding to the position of the lifting support activity space；Wherein, In The state that the sidesway bedstead seat and the benchmark bedstead combine, those lifting support are passed through with the lifting moving in the lifting moving portion Cross those lifting support activity space, and adjust those lifting support top be higher than or lower than those branch portions top, or Person and the top of those branch portions are contour.

A kind of bedstead structure is provided in an embodiment of the utility model, wherein the bedstead structure is fixed along the lateral Justice has the first lateral axis and the second lateral axis being parallel to each other, which further includes that a head end pivots actuating component and a tail End pivots actuating component, in which: the body part includes a head end body part, a centre body section and a tail end body part, the head End body part is articulated in one end of the centre body section using first lateral axis as pivotal axis, the tail end body part with this second Lateral axis is articulated in the other end of the centre body section for pivotal axis, those branch portions are respectively from the centre body section, the head Body part and the tail end body part is held to extend to the lateral, which includes a head end lifting unit, a central lifting unit And a tail end lifting unit, the head end lifting unit, the center lifting unit and the tail end lifting unit, should along the longitudinal direction sequential A little lifting support include multiple head end lifting support, multiple center lifting support and multiple tail ends lifting support, those head end liters Along the longitudinal direction sequential, which includes head for descending branch part, those center lifting support and those tail ends lifting support End concatenation part, center concatenation part and tail end concatenate part, and it is vertical along this which concatenates part, center concatenation part and tail end concatenation part To direction sequential, which includes those head ends lifting support and head end concatenation part, the center lifting unit packet Those center lifting support and center concatenation part are included, which includes those tail ends lifting support and tail end concatenation Part, the head end concatenation part contact those head ends lifting support, the center concatenation part contact those center go up and down support, the tail end string Fitting is contacted those tail ends lifting support, is articulated in the lifting apart from nearest head end lifting support with those center lifting support Moving portion, the head end lifting unit are equipped with a head end rotation prevention portion, when the head end rotation prevention portion is connected to the lifting moving portion, the head end liter Descending branch part can not pivot downwards, which is connected to the lifting moving portion, recently with those center lifting support distances Tail end lifting support be articulated in the lifting moving portion, the tail end lifting unit be equipped with a tail end rotation prevention portion, when the tail end rotation prevention portion It is connected to the lifting moving portion, tail end lifting support can not pivot downwards；One end that the head end pivots actuating component is articulated in One head end goes up and down support, and the other end is set to the sidesway bedstead seat, and is carried out a reciprocating motion or stop motion by control； And one end of tail end pivot actuating component is articulated in a tail end lifting support, the other end is set to the sidesway bedstead seat, And a reciprocating motion or stop motion are carried out by control.

A kind of bedstead structure is provided in an embodiment of the utility model, it includes one that wherein the head end, which pivots actuating component, Head end reciprocating power unit, a head end linkage part and a head end push piece, the head end push piece are articulated in the head end liter Descending branch part, the head end linkage part are connected to the head end push piece and are in contact with the head end reciprocating power unit, and the head end is past Multiple power unit is set to the sidesway bedstead seat, and is carried out a reciprocating motion or stop motion by control；And the tail end is pivoted and is caused Dynamic component includes a tail end reciprocating power unit, a tail end linkage part and a tail end push piece, which is articulated in One tail end goes up and down support, which is connected to the tail end push piece and connects with the head end reciprocating power unit Touching, which is set to the sidesway bedstead seat, and is carried out a reciprocating motion or stop motion by control.

A kind of bedstead structure is provided in an embodiment of the utility model, which has along longitudinal direction definition One longitudinal axis, sidesway lifting bed body further include an overturning actuating unit, which concatenates part using the longitudinal axis as rotary shaft Mode be rotationally arranged at the lifting moving portion, those center lifting support have one overturning actuating unit contact portion, should Overturning actuating unit contacts the overturning actuating unit contact portion and is controlled and carry out a reciprocating motion.

A kind of bedstead structure is provided in an embodiment of the utility model, wherein the jack device further includes a connecting rod Component and an actuating unit, the link component are set to the sidesway bedstead seat, which is set to the link component, the actuating Unit is connected to the link component, which is controlled and move back and forth and the lifting moving portion is made to carry out lifting shifting It is dynamic.

A kind of bedstead structure is provided in an embodiment of the utility model, wherein the quantity in the lifting moving portion is two A, two lifting moving portions are arranged along the longitudinal direction, and the quantity of the link component is two, and two link components edges should Longitudinal direction arranges and corresponds to the position in two lifting moving portions, is connected with an actuating unit between two link components and pushes away Support, the link component include two connecting rods pair in X-shape for being articulated in center, and two connecting rods are to connected up and down Pivot joint, the sidesway bedstead seat are equipped with a sliding rail, and a connecting rod of the connecting rod pair of lower section is pivoted to the cunning for being set to the sidesway bedstead seat Rail, and another connecting rod of the connecting rod pair of lower section is slidably set to the sliding rail of the sidesway bedstead seat, which moves Dynamic portion is equipped with a sliding rail, and a connecting rod of the connecting rod pair of top is articulated in the sliding rail set on the lifting moving portion, and the connecting rod of top Pair another connecting rod be slidably set to the sliding rail set on the lifting moving portion, two of the lower section connecting rods are to each It is pivoted from a pivoted pole, and two of the top connecting rods are pivoted to being synchronized with a pivoted pole, which is controlled and is pushed up Lift the actuating unit pushing and pressing part.

A kind of bedstead structure is provided in an embodiment of the utility model, wherein the benchmark bedstead matching piece is idler wheel And/or gear, the sidesway bedstead seat auxiliary section are track and/or rack gear, wherein the gear is connected to an electric motor.

A kind of bedstead structure is provided in an embodiment of the utility model, wherein the body part is an elongate body, those Branch portion is that parallel elongate body, the body part are mutually perpendicular to those branch portions each other along the lateral.

A kind of bedstead structure is provided in an embodiment of the utility model, wherein the head end linkage part includes identical ruler Two second connecting rods of very little two first connecting rods and identical size, the head end push piece are two connecting rods of identical size, should A little first connecting rod one end are articulated in the sidesway bedstead seat, those first connecting rod other ends are respectively pivotally connected the second connecting rod, should A little second connecting rods are respectively pivotally connected the head end push piece, a power unit ejector plate are connected between those first connecting rods, when this Head end reciprocating power unit controlled and ejection when the power unit ejector plate, those first connecting rods carry out pivot pendulum, make those Second connecting rod respectively drives the head end push piece.

A kind of bedstead structure is provided in an embodiment of the utility model, wherein the tail end linkage part includes identical ruler Two second connecting rods of very little two first connecting rods and identical size, the tail end push piece are two connecting rods of identical size, should A little first connecting rod one end are articulated in the sidesway bedstead seat, those first connecting rod other ends are respectively pivotally connected the second connecting rod, should A little second connecting rods are respectively pivotally connected the tail end push piece, a power unit ejector plate are connected between those first connecting rods, when this Tail end reciprocating power unit controlled and ejection when the power unit ejector plate, those first connecting rods carry out pivot pendulum, make those Second connecting rod respectively drives the tail end push piece.

There is provided a kind of bedstead structure in an embodiment of the utility model, wherein those head ends lifting support, in those Centre lifting support, those tail ends lifting support all have a lower concave part, those lower concave parts all have a through-hole, which concatenates part The head end of the connection of those through-holes and concatenation whole goes up and down support, and center concatenation part is connected and concatenated by those through-holes all The center go up and down support, which concatenates the connection of those through-holes of part and the whole tail end of concatenation goes up and down support.

Through the technological means of the utility model, a kind of bedstead structure is proposed.In the bedstead structure, the benchmark bed body with should Sidesway lifting bed body relatively moves and combines or be kept completely separate.The sidesway Height-adjustable after separating with the benchmark bed body is still For a moveable independent bed body, but the more entire bedstead structure of weight mitigates, therefore mobile bed person is more convenient.In the sidesway Bed body is gone up and down in the state that the benchmark bed body combines, lifting unit can move up and down, and bed person's level is lifted or put Under, which can be along the lateral movement, therefore removable bed person is in the lying position on the bedstead structure.

Furthermore in the state that sidesway lifting bed body is combined with the benchmark bed body, which goes up and down the head of bed body End lifting unit and the head end body part of the benchmark bed body can be pivoted up, and bed person is made to become sitting and lying appearance by lying position State；The tail end lifting unit of sidesway lifting bed body and the tail end body part of the benchmark bed body can be pivoted up, and make to lie in bed The lower part of the body of person can be raised with leg.

Further, in the state that sidesway lifting bed body is combined with the benchmark bed body, which goes up and down support can Part is concatenated to the longitudinal axis rolling by the center, and stirs the back of bed person.Therefore, the bedstead structure of the utility model It can have both and reach mobile, carrying, lifting bed person, bed person is made to become sitting and lying state by state of couching, make bed person's lower part of the body And leg is lifted, and bed person is made the functions such as to turn under state of couching.

Detailed description of the invention

Fig. 1 a is the schematic diagram of an embodiment of the bedstead structure of the utility model.

Fig. 1 b is the relative movement schematic diagram between the benchmark bed body of the bedstead structure of the utility model and sidesway lifting bed body.

Fig. 1 c is that the state that is kept completely separate between the benchmark bed body of the bedstead structure of the utility model and sidesway lifting bed body is shown It is intended to.

Fig. 1 d is the benchmark bed body of the bedstead structure of the utility model and another angle of sidesway lifting one embodiment of bed body Schematic diagram.

Fig. 2 a is an embodiment schematic diagram of the benchmark bed body of the bedstead structure of the utility model.

Fig. 2 b is that the sidesway of the bedstead structure of the utility model goes up and down an embodiment schematic diagram of bed body.

Fig. 3 a is the stereoscopic schematic diagram that the sidesway of the bedstead structure of the utility model goes up and down the lifting unit propradation of bed body.

Fig. 3 b is the main view for the propradation that the sidesway of the bedstead structure of the utility model goes up and down the lifting unit of bed body.

Fig. 3 c is the three-dimensional signal for the decline state that the sidesway of the bedstead structure of the utility model goes up and down the lifting unit of bed body Figure.

Fig. 3 d is the main view for the decline state that the sidesway of the bedstead structure of the utility model goes up and down the lifting unit of bed body.

Fig. 3 e is the side view for the non-jacking condition that the sidesway of the bedstead structure of the utility model goes up and down the lifting unit of bed body.

Fig. 3 f is the side view for the propradation that the sidesway of the bedstead structure of the utility model goes up and down the lifting unit of bed body.

Fig. 3 g is the propradation and the sidesway liter that the sidesway of the bedstead structure of the utility model goes up and down the lifting unit of bed body The side view of bed body lateral movement state drops.

Fig. 3 h is the decline state and the sidesway liter that the sidesway of the bedstead structure of the utility model goes up and down the lifting unit of bed body The side view of bed body lateral movement state drops.

Fig. 4 a is the stereoscopic schematic diagram of the head end lifting unit pivotal orientation of the bedstead structure of the utility model.

Fig. 4 b is the main view of the head end lifting unit pivotal orientation of the bedstead structure of the utility model.

Fig. 4 c is the stereoscopic schematic diagram of the tail end lifting unit pivotal orientation of the bedstead structure of the utility model.

Fig. 4 d is the main view of the tail end lifting unit pivotal orientation of the bedstead structure of the utility model.

Fig. 5 a is that the sidesway of the bedstead structure of the utility model goes up and down the head end lifting unit of bed body and tail end lifting unit pivots The main view of state.

Fig. 5 b is the head end body part and the unpivoted shape of tail end body part of the benchmark bed body of the bedstead structure of the utility model The main view of state.

Fig. 6 a is the roll mode schematic diagram of the center lifting support of the bedstead structure of the utility model.

Fig. 6 b is the direction the A-A view in Fig. 6 a.

Fig. 6 c is the roll mode schematic diagram of the center lifting support of the bedstead structure of the utility model.

Fig. 6 d is the direction the B-B view in Fig. 6 c.

Fig. 7 a is an embodiment schematic diagram of the jack device of the bedstead structure of the utility model.

Fig. 7 b is the illustrative view of an embodiment of the jack device of the bedstead structure of the utility model.

Fig. 8 is the lifting support and concatenation one embodiment schematic diagram of part of the bedstead structure of the utility model.

Fig. 9 is the guardrail schematic diagram of the bedstead structure of the utility model.

[symbol description]

100 bedstead structures

1 benchmark bed body

10 benchmark bedsteads

101 bed portions supporting parts

102 sidesway bedstead seat auxiliary sections

103 idler wheels

11 fixed bed portions

111 body parts

111a head end body part

111b centre body section

111c tail end body part

112 branch portions

112a branch portion

112b branch portion

112c branch portion

2 sidesways go up and down bed body

20 sidesway bedstead seats

201 benchmark bedstead matching pieces

202 idler wheels

203 sliding rails

21 lifting units

211 lifting support

212 concatenation parts

21a head end lifting unit

211a head end goes up and down support

212a head end concatenates part

213a head end rotation prevention portion

The center 21b lifting unit

The center 211b goes up and down support

The center 212b concatenates part

21c tail end lifting unit

211c tail end goes up and down support

212c tail end concatenates part

213c tail end rotation prevention portion

2111 overturning actuating unit contact portions

2112 lower concave parts

21121 through-holes

3 jack devices

31 lifting moving portions

311 sliding rails

32 link components

321 connecting rods pair

322 connecting rods pair

323 actuating unit pushing and pressing parts

33 actuating units

341 pivoted poles

342 pivoted poles

35 reinforcing rods

4 head ends pivot actuating component

41 head end reciprocating power units

411 idler wheels

42 head end linkage parts

421 first connecting rods

422 second connecting rods

423 power unit ejector plates

43 head end push pieces

5 tail ends pivot actuating component

51 tail end reciprocating power units

511 idler wheels

52 tail end linkage parts

521 first connecting rods

522 second connecting rods

523 power unit ejector plates

53 tail end push pieces

6 overturning actuating units

7 guardrails

RA longitudinal axis

The first lateral axis of PA1

The second lateral axis of PA2

X longitudinal direction

Y lateral

SP goes up and down support activity space

M electric motor

H horizontal displacement

V vertical displacement

Specific embodiment

Illustrate the embodiments of the present invention below according to Fig. 1 a to Fig. 9.The attached drawing and explanation are only that auxiliary understands The utility model, and be one kind of the embodiments of the present invention, not to limit the embodiments of the present invention.

Fig. 1 a is please referred to, disclosed is a kind of bedstead structure 100.The bedstead structure 100 definition is mutually orthogonal to one another A longitudinal direction X and a lateral Y.For the convenience in narration, the direction definition generally to be lain down with human body is the longitudinal direction side To X.

The bedstead structure 100 includes: that a benchmark bed body 1 and side shift drop bed body 2.The bedstead structure 100 is by the benchmark Bed body 1 and sidesway lifting bed body 2 be combined with each other along lateral Y.

Fig. 2 a is please referred to, one embodiment of the benchmark bed body 1 is shown.The benchmark bed body 1 includes: a benchmark bedstead 10 And fixed bed portions 11.

The benchmark bedstead 10 has a bed portions supporting part 101, which is equipped with a sidesway bedstead seat auxiliary section 102.The benchmark bedstead 10 is equipped with idler wheel 103 in order to movement.

The fixation bed portions 11 include a body part 111 and several branch portions 112.The body part 111 is set to the bed portions branch Bearing portion 101.Those branch portions 112, which extend from the body part 111 toward lateral Y and prolong longitudinal direction X, to be alternatively arranged.It should A little branch portions 112 do not intersect to each other.Those branch portions 112 and the body part 111 form several spaced lifting support Activity space SP.Preferably, as it is shown in the figures, those branch portions 112 are along lateral Y parallel strip each other Body, and the body part 111 is the elongate body extended along longitudinal direction X.The body part 111 hangs down each other with those branch portions 112 Directly.

Fig. 2 b is please referred to, one embodiment of sidesway lifting bed body 2 is shown.It includes: side that the sidesway, which goes up and down bed body 2, Move bedstead seat 20, a lifting unit 21 and a jack device 3.

The sidesway bedstead seat 20 is equipped with a benchmark bedstead matching piece 201, the benchmark bedstead matching piece 201 and the sidesway bedstead Seat auxiliary section 102 corresponding matching in a manner of it can generate relative motion along lateral Y is arranged.In one embodiment, The benchmark bedstead matching piece 201 is idler wheel and/or gear, and the sidesway bedstead seat auxiliary section 102 set on the benchmark bedstead 10 is Track and/or rack gear.

In one embodiment, as illustrated in fig 1d, which is connected to an electric motor M, and electric motor M is controlled It makes and rotates, and then drive the gear to rotate and moved on the rack gear.In this way, the benchmark bedstead matching piece 201 and the sidesway Just the relative motion along lateral Y is generated between bedstead seat auxiliary section 102, and makes sidesway lifting bed body 2 and the benchmark Bed body 1 is relatively moved to combine or separate, and changes the binding site along the lateral.The sidesway bedstead seat 20 is equipped with one Idler wheel 202 and ground face contact use other to be conducive to the mobile device of the sidesway bedstead seat 20 also to be feasible in order to movement.

The jack device 3 is set to the sidesway bedstead seat 20.The jack device 3 has a lifting moving portion 31, the liter Drop moving portion 31 is controlled and carries out lifting moving.In the present embodiment, which further includes a link component 32 and one Actuating unit 33.The link component 32 is set to the sidesway bedstead seat 20, which is set to the link component 32.The cause Moving cell 33 is connected to the link component 32, which is controlled and move back and forth and make the lifting moving portion 31 Carry out lifting moving.In the present embodiment, there are two the lifting moving portions 31, arranges along longitudinal direction X, the lifting moving portion 31 For an elongated cylinder, the length direction of cylinder is towards lateral Y.The actuating unit 33 can be used hydraulic as actuating side Formula, and control in a wired or wireless manner.

Please refer to Fig. 3 a to Fig. 3 d and Fig. 7 a and Fig. 7 b, in the present embodiment, the quantity in the lifting moving portion 31 is two, edge Longitudinal direction X arrangement.The quantity of the link component 32 is also two, and arranging along longitudinal direction X and respectively correspond two should The position in lifting moving portion 31.An actuating unit pushing and pressing part 323 is connected between two link components 32.

One link component 32 includes two and is articulated in the connecting rod in X-shape in center to 321,322, two companies Bar is connected to 321, about 322 to be pivotally connected.The connecting rod of lower section is pivoted to one to the connecting rod in 321 and is set to the sidesway bedstead seat 20 Sliding rail 203, and the connecting rod of lower section is slidably set to the sliding rail 203 to 321 another connecting rod.The one of top Connecting rod is pivoted to a sliding rail 311 for being set to 31 bottom surface of lifting moving portion to 322 connecting rod, and another connecting rod of top Slidably it is set to the sliding rail 311.

In the present embodiment, two of the lower section connecting rods are respectively pivoted to 321 with a pivoted pole 341, and two of top should Connecting rod is synchronized with a pivoted pole 342 to 322 and is pivoted.When the jack device 3 lifts weight, which also has firm The effect of the jack device 3.In the present embodiment, which is a rod piece, connects two link components Also there are the effect for consolidating the jack device 3 in two connecting rods in 32, the actuating unit pushing and pressing part 323.In this present embodiment, the cause Moving cell pushing and pressing part 323 be connected to lower link in 321 slidable two connecting rod close to top connecting rod to 322 pivot joints One end, as shown in Fig. 7 a and Fig. 7 b.In addition, two connecting rods are to 321 and two connecting rods to can be provided with according to situation between 322 Different number of reinforcing rod 35.

When the actuating unit 33 is controlled and is moved and push against the actuating unit pushing and pressing part 323, the actuating unit Pushing and pressing part 323 will drive the connecting rod to the connecting rod actuation in 321,322, at this time lower section connecting rod to 321 in, with slidable The connecting rod that mode is arranged can generate horizontal displacement h, and the connecting rod of top is to the top and the lifting moving portion of two connecting rods in 322 31 can generate vertical displacement v.The distance of vertical displacement v is twice of horizontal displacement h.Therefore, which need not Increasing too many height can make the lifting moving portion 31 increase enough big height.

The lifting unit 21 includes multiple lifting support 211 and a string of fittings 212.Those lifting support 211 are along the longitudinal direction side It is sequentially alternatively arranged to X.Those lifting support 211 of the concatenation part 212 connection and concatenation whole.The lifting unit 21 is connected to this Lifting moving portion 31, and lifting moving can be carried out with the lifting moving in the lifting moving portion 31.

As shown in Figure 1a, the state that bed body 2 and the benchmark bed body 1 combine, each lifting support 211 are gone up and down in the sidesway Position it is corresponding to the position of a lifting support activity space SP.As shown in Fig. 1 b and Fig. 1 c, with the sidesway Height-adjustable Relative movement between body 2 and the benchmark bed body 1, it is empty that those lifting support 211 can be passed in and out the lifting support activity by lateral Y Between SP.

As shown in Fig. 1 a to Fig. 1 c and Fig. 3 a to Fig. 3 d, in the shape that the sidesway bedstead seat 20 and the benchmark bedstead 10 combine State, it is living that those lifting support 211 pass through those lifting support with the lifting moving in the lifting moving portion 31 of the jack device 3 Dynamic space S P, and the top for adjusting those lifting support 211 is higher than or lower than those branch portions 112 top, or and those The top of branch portion 112 is contour.Therefore, lie down in the bedstead structure 100 bed person can with those lifting support 211 lifting And drop is vertically stretched, and move back and forth position toward lateral Y with sidesway lifting bed body 2.

It as illustrated in figure 1 c, can be movable independently for one after sidesway lifting bed body 2 and the benchmark bed body 1 are kept completely separate Bed body.Sidesway lifting bed body 2 can be pushed to elsewhere and combine with other benchmark bed bodies 1, complete the process of replacement hospital bed.

As shown in Figure 1 a, 1 b, in sidesway lifting bed body 2 and the state that is not kept completely separate of the benchmark bed body 1, repeat into The lifting of those lifting support 211 of row and sidesway reciprocating operation can adjust the position of bed person's bed.Fig. 3 e is referred to, one opens Beginning bed person is supported by those contour branch portions 112 of top surface and those lifting support 211, then, in Fig. 3 f and Fig. 3 g Shown, bed person can be supported by those raised lifting support 211, and with sidesway lifting bed body 2 to the left along the lateral side To movement, then as illustrated in figure 3h, those lifting support 211 drop to those branch portions that its top surface is lower than the benchmark bed body 1 112 top surface, bed person is supported by those branch portions 112 at this time.Finally, the sidesway goes up and down bed body 2 can from state shown in Fig. 3 h It is mobile toward opposite direction to the right again, and those lifting support 211 are increased to contour with those branch portions 112, return to Fig. 3 e and Fig. 1 a State.Bed person just moves position in lateral Y at this time.It operates repeatedly in the above described manner, caregiver is using this Sidesway goes up and down bed body 2 and those lifting support 211 and moves bed person in the position of the bedstead structure 100 along lateral Y, and Need not directly be exerted a force mobile bed person.Since sidesway lifting bed body 2 has lighter weight compared to entire bedstead structure 100, Therefore, when the bedstead structure 100 is applied to hospital or convalescence organ, bed person is moved to consulting room, operating room or is incited somebody to action Bed person changes that ward, to change hospital bed more easy.

The sidesway goes up and down bed body 2 and the benchmark bed body 1 passes through the benchmark bedstead matching piece 201 (idler wheel and gear) and the side When moving the cooperation of bedstead seat auxiliary section 102 (track and rack gear) and combining, since the track and rack gear are located at the sidesway bedstead The lower section of seat 20, therefore sidesway lifting bed body 2 can push down the benchmark bed body 1.Therefore it lies down bed person in those branch portions When 112 one end far from the body part 111, sidesway lifting bed body 2 can be such that the benchmark bed body 1 is not easy toward laterally overturning.

Further, as shown in Fig. 1 a and Fig. 4 a to Fig. 4 d, in the present embodiment, which further includes a head end It pivots actuating component 4 and a tail end pivots actuating component 5.

The bedstead structure 100 has the first lateral axis PA1 and the second lateral axis PA2 along lateral Y definition.First side It is parallel to each other to axis PA1 and second lateral axis PA2.

The body part 111 includes a head end body part 111a, a centre body section 111b and a tail end body part 111c.It should Head end body part 111a is articulated in one end of centre body section 111b using first lateral axis PA1 as pivotal axis.The tail end Body part 111c is articulated in the other end of centre body section 111b using second lateral axis PA2 as pivotal axis.

Those branch portions 112 are respectively from head end body part 111a, centre body section 111b and the tail end body part 111c extends to lateral Y.For convenience of description, those branch portions 112 for extending from head end body part 111a are known as Those branch portions 112 for extending from centre body section 111b are known as branch portion 112b, will extend from the tail by branch portion 112a Those branch portions 112 of body part 111c are held to be known as branch portion 112c.

The lifting unit 21 includes a head end lifting unit 21a, a center lifting unit 21b and a tail end lifting unit 21c.The head end Lifting unit 21a, center lifting unit 21b and the tail end lifting unit 21c are along longitudinal direction X sequential.

Those lifting support 211 include multiple head ends lifting support 211a, multiple center lifting support 211b and multiple tails End lifting support 211c.Those head ends go up and down support 211a, those centers lifting support 211b and those tail ends and go up and down support 211c is along longitudinal direction X sequential.

The concatenation part includes head end concatenation part 212a, center concatenation part 212b and tail end concatenation part 212c.The head end string Fitting 212a, center concatenation part 212b and tail end concatenation part 212c are along longitudinal direction X sequential.

Head end lifting unit 21a includes those head ends lifting support 211a and head end concatenation part 212a.Center lifting Portion 21b includes those centers lifting support 211b and center concatenation part 212b, and tail end lifting unit 21c includes those tail end liters Descending branch part 211c and the tail end concatenate part 212c.

Head end concatenation part 212a contacts those head ends lifting support 211a, and center concatenation part 212b contacts, and those are central Go up and down support 211b, the tail end concatenation part 212c contact those tail ends lifting support 211c.

The lifting moving portion 31 is articulated in apart from nearest head end lifting support 211a with those centers lifting support 211b. Center lifting unit 21b is connected to the lifting moving portion 31.It is gone up and down with those centers lifting support 211b apart from nearest tail end Support 211c is articulated in the lifting moving portion 31.Therefore, it when 31 lifting moving of lifting moving portion, head end lifting unit 21a, is somebody's turn to do Central lifting unit 21b and tail end lifting unit 21c lifting moving together.In the present embodiment, center concatenation part 212b runs through should A little center lifting support 211b and two lifting moving portions 31, are connected to two liftings for center lifting unit 21b Moving portion 31.

As shown in Fig. 4 a and Fig. 4 b, it includes a head end reciprocating power unit 41, a head end which, which pivots actuating component 4, Linkage part 42 and a head end push piece 43.The head end push piece 43 is articulated in a head end lifting support 211a.The head end Linkage part 42 is connected to the head end push piece 43 and is in contact with the head end reciprocating power unit 41, the head end reciprocating power list Member 41 is set to the sidesway bedstead seat 20, and is carried out a reciprocating motion or stop motion by control.To the head end reciprocating power list The control of member 41 can pass through wired or wireless mode and carry out.

As shown in Fig. 4 c and Fig. 4 d, it includes a tail end reciprocating power unit 51, a tail end which, which pivots actuating component 5, Linkage part 52 and a tail end push piece 53.The tail end push piece 53 is articulated in a tail end lifting support 211c.The tail end Linkage part 52 is connected to the tail end push piece 53 and is in contact with the head end reciprocating power unit 51, the tail end reciprocating power list Member 51 is set to the sidesway bedstead seat 20, and is carried out a reciprocating motion or stop motion by control.To the tail end reciprocating power list The control of member 51 can pass through wired or wireless mode and carry out.

In the present embodiment, two first connecting rods 421 and identical size of the head end linkage part 42 including identical size Two second connecting rods 422.The head end push piece 43 is two connecting rods of identical size.Those 421 one end of first connecting rod are articulated in The sidesway bedstead seat 20, and those 421 other ends of first connecting rod are respectively pivotally connected the second connecting rod 422.Those second connecting rods 422 are respectively pivotally connected the head end push piece 43.A power unit ejector plate 423 is connected between those first connecting rods 421.When this Head end reciprocating power unit 41 controlled and ejection when the power unit ejector plate 423, those first connecting rods 421 carry out pivot Pendulum makes those second connecting rods 422 respectively drive the head end push piece 43.The head end reciprocating power unit 41 is equipped with an idler wheel 411 are in rolling contact with the power unit ejector plate 423, to push against and support the power unit ejector plate 423 to be somebody's turn to do to drive Head end linkage part 42.

In the present embodiment, two first connecting rods 521 and identical size of the tail end linkage part 52 including identical size Two second connecting rods 522.The tail end push piece 53 is two connecting rods of identical size.Those 521 one end of first connecting rod are articulated in The sidesway bedstead seat 20, and those 521 other ends of first connecting rod are respectively pivotally connected the second connecting rod 522.Those second connecting rods 522 are respectively pivotally connected the tail end push piece 53.A power unit ejector plate 523 is connected between those first connecting rods 521.When this Tail end reciprocating power unit 51 controlled and ejection when the power unit ejector plate 523, those first connecting rods 521 carry out pivot Pendulum makes those second connecting rods 522 respectively drive the tail end push piece 53.The tail end reciprocating power unit 51 is equipped with an idler wheel 511 are in rolling contact with the power unit ejector plate 523, to push against and support the power unit ejector plate 523 to be somebody's turn to do to drive Tail end linkage part 52.

As shown in Fig. 1 a, Fig. 4 a and Fig. 4 b, when the head end reciprocating power unit 41 is controlled and the gearing of the ejection head end Component 42 and drive the head end push piece 43 be pivoted to the head end push piece 43 and meanwhile contact at least one head end lifting Support 211a and at least one when extending from the branch portion 112a of head end body part 111a, head end lifting unit 21a, the head Body part 111a and those branch portions 112a is held just to rotate to the first lateral axis PA1.In this way, bed person is by lying down Become sitting and lying, the back of the sustainable sitting and lying person of those branch portions 112a and head end lifting unit 21a after rotating.The head end Reciprocating power unit 41 can be controlled by hydraulic actuation, and in a wired or wireless manner.

As shown in Fig. 1 a, Fig. 4 c and Fig. 4 d, when the tail end reciprocating power unit 51 is controlled and the gearing of the ejection tail end Component 52 and drive the tail end push piece 53 be pivoted to the tail end push piece 53 and meanwhile contact at least one tail end lifting Support 211c and at least one when extending from the branch portion 112c of tail end body part 111c, tail end lifting unit 21c, the tail Body part 111c and those branch portions 112c is held just to rotate to the second lateral axis PA2.In this way, the leg of bed person It is lifted by the tail end lifting unit 21c and those branch portions 112c, and meets the needs of bed person lifts leg.The tail end reciprocating power list Member 51 can be controlled by hydraulic actuation, and in a wired or wireless manner.

As shown in Fig. 2 b, Fig. 4 a to Fig. 4 d and Fig. 5 a, in detail, which has a head end rotation prevention portion 213a.Since the head end lifting unit 21a is pivotably attached to the lifting by a head end lifting support 211a Moving portion 31, therefore when the head end push piece 43 is not in contact with those head ends lifting support 211a is pushed, head end lifting unit 21a Can have the tendency that pivoting downwards because of gravity.Therefore the purpose that head end rotation prevention portion 213a is connected to the lifting moving portion 31 is: When those head ends lifting support 211a is not pushed by the head end push piece 43 and kept horizontally arranged state jointly, those are prevented Head end lifting support 211a is pivoted downwards.Similarly, which has a tail end rotation prevention portion 213c.Due to the tail Lifting unit 21c is held by tail end to go up and down support 211c pivotably attached to the lifting moving portion 31, therefore When the tail end push piece 53 is not in contact with those tail ends lifting support 211c is pushed, those tail end lifting units 21c can have because of gravity The tendency pivoted downwards.Therefore the purpose that those tail end rotation prevention portions 213c is connected to the lifting moving portion 31 is: in those tails When end lifting support 211c is not pushed by the tail end push piece 53 and kept horizontally arranged state jointly, those tail ends is prevented to go up and down Support 211c is pivoted downwards.In present embodiment, be near the lifting moving portion 31, be articulated in the lifting moving portion 31 The head end goes up and down a face of support 211a as head end rotation prevention portion 213a.Similarly, near the lifting moving portion 31, pivot A face of tail end lifting support 211c in the lifting moving portion 31 is connected to as tail end rotation prevention portion 213c.In this way, those Lifting support 211 (head end lifting support 211a, center lifting support 211b, the tail end go up and down support 211c) was being gone up and down Cheng Zhongke keeps horizontally arranged state to interference without the branch portion 112 with the benchmark bed body 1, with benefit and can reach at this Sidesway lifting bed body 2 is able to carry out the requirement of descending operation when the benchmark bed body 1 combines.

Comparative diagram 1a, Fig. 4 a to Fig. 4 d and Fig. 2 a and Fig. 5 b, in the combination of the benchmark bed body 1 and sidesway lifting bed body 2 Under state, and branch portion 112a be not affected by the head end push piece 43 contact push when, the head end body part 111a is by the bed Portion's supporting part 101 supports (situation when being kept completely separate with the benchmark bed body 1 and sidesway lifting bed body 2 is identical), therefore those Branch portion 112a can keep horizontally arranged state without rotating down.Similarly, the tail end is not affected by branch portion 112c When the contact of push piece 53 pushes, the tail end body part 111c supported by the bed portions supporting part 101 (with the benchmark bed body 1 and Situation of the sidesway lifting bed body 2 when being kept completely separate is identical), thus those branch portions 112c can keep horizontally arranged state without It rotates down.Also i other words, head end body part 111a, those branch portions 112a and tail end body part 111c, those branches Portion 112c only the benchmark bed body 1 and the sidesway lifting bed body 2 bonding state under, respectively by the head end push piece 43 with The contact promotion of the tail end push piece 53 can be just rotated up together with the head end lifting unit 21a and tail end lifting unit 21c.

As shown in Fig. 3 a to Fig. 3 d, the state that bed body 2 and the benchmark bed body 1 combine, and those points are gone up and down in the sidesway Branch 112a and those head ends go up and down support 211a not by the promotion of the head end push piece 43 and when being in substantially horizontally arranged, and Those branch portions 112c and those tail ends lifting support 211c are not by the promotion of the tail end push piece 53 and substantially in horizontally arranged When, those lifting support 211 (head end goes up and down support 211a, center lifting support 211b, the tail end and goes up and down support 211c) Respectively corresponding lifting support activity space SP is passed perpendicularly through with the lifting in the lifting moving portion 31, and makes those lifting branch The top of part 211 is higher than, contour lower than the top of those branch portions 112 or with the top of those branch portions 112.In this process In, which pivots actuating component 4 and the tail end pivots actuating component 5 and pushes against each by the head end push piece 43 and the tail end Part 53 is pivoted to head end lifting support 211a and tail end lifting support 211c, therefore can go up and down support 211a with the head end and be somebody's turn to do Tail end goes up and down support 211c and interlocks, the lifting activity without interfering those lifting support 211.

And the situation contour at the top of those lifting support 211 and the top of those branch portions 112, such as Fig. 4 a to Fig. 4 d Shown, which pivots actuating component 4 and the tail end pivots actuating component 5 and can pass through the head end push piece 43 and the tail end respectively The promotion of push piece 53 head end lifting unit 21a, head end body part 111a, those branch portions 112a and tail end lifting unit 21c, The rotation of the tail end body part 111c, those branch portions 112c.

Therefore, which, also can be further combined with general in addition to it may achieve lifting and carry the function of bed person Bed person becomes sitting and lying by lying down, or the function that the leg of bed person is lifted, and is looked after or life requirement with meeting.

Further, as shown in Fig. 6 a to Fig. 6 d, which has a longitudinal axis RA along longitudinal direction X definition. Sidesway lifting bed body 2 further includes an overturning actuating unit 6, which concatenates part 212b using longitudinal axis RA as rotary shaft Mode is rotationally arranged at the lifting moving portion 31, those centers lifting support 211b has an overturning actuating unit contact portion 2111, which is controlled and carries out a reciprocating motion.In the present embodiment, the overturning actuating unit contact portion 2111 cross bars for being connected to those center lifting sides support 211b for one, form that but it is not limited to this.

The state that bed body 2 and the benchmark bed body 1 combine is gone up and down in the sidesway and the overturning actuating unit 6 is controlled And carry out one and move back and forth and when contacting the overturning actuating unit contact portion 2111, the center concatenate part 212b driven and into Row rotation.Those centers lifting support 211b with the rotation of center concatenation part 212b and rolling by those branch portions 112b and The lifting support activity space SP that centre body section 111b is formed.The overturning actuating unit 6 can be by hydraulic actuation, and with wired Or it wirelessly controls.

It therefore, should when its back of the bed person of state of couching is located on 100 center lifting support 211b of the bedstead structure A little center lifting support 211b can be overturn as shown in Fig. 6 a to Fig. 6 d, and the bed person of state of couching can be helped to turn over, with The case where facilitating caregiver to carry out bat back to bed person, and alleviating the compressing of bed person's hand.

In the present embodiment, as shown in Fig. 1 a, Fig. 4 a and Fig. 8, (head end goes up and down support 211a, is somebody's turn to do those lifting support 211 Center lifting support 211b, the tail end go up and down support 211c) all have a lower concave part 2112.Those lower concave parts 2112 all have one Through-hole 21121.The head end concatenates the head end that part 212a is connected across those through-holes 21121 and concatenation is whole and goes up and down support 211a.The center concatenates the center that part 212b is connected across those through-holes 21121 and concatenation is whole and goes up and down support 211b.The tail End concatenation part 212c passes through the tail end that those through-holes 21121 connect and concatenation is whole and goes up and down support 211c.It, should in the present embodiment It is identical that head end goes up and down support 211a, center lifting support 211b, the shape of tail end lifting support 211c, therefore in Fig. 8 Only draw center lifting support 211b and center concatenation part 212b.

As shown in figure 9, in one embodiment of the bedstead structure 100 of the utility model, the benchmark bed body 1 and the sidesway liter The side of drop bed body 2 can be installed with guardrail 7 respectively, such as be installed in the lifting moving portion 31 and the body part 111 respectively, to increase Add the safety of patient and caregiver is facilitated to push the bedstead structure 100.7 liftable of guardrail or overturning, to facilitate bed person Leave or return to the bedstead structure 100.

In summary embodiment, the utility model proposes bedstead structure construction can reach it is mobile, carry, lifting it is sleeping Bed person makes bed person become sitting and lying state by state of couching, lift bed person's lower part of the body and leg, and bed person is made to lie The functions such as turn under sleeping state.Caregiver adjusts bed person's posture and mobile bed person without laborious in person.

Claims (11)

1. a kind of bedstead structure, which is characterized in that the bedstead structure defines the longitudinal direction being mutually orthogonal to one another and side To direction, which includes:

One benchmark bed body, comprising:

One benchmark bedstead, has a bed portions supporting part, which is equipped with a sidesway bedstead seat auxiliary section；And

One fixed bed portions, including a body part and several branch portions, the body part are set to the bed portions supporting part, those branch portions Extend from the body part toward the lateral and prolong the longitudinal direction and is alternatively arranged and forms several be alternatively arranged with the body part Lifting support activity space, and those branch portions do not intersect each other；And

Side shifts drop bed body, comprising:

One sidesway bedstead seat, is equipped with a benchmark bedstead matching piece, the benchmark bedstead matching piece and the sidesway bedstead seat auxiliary section with The mode corresponding matching setting of relative motion can be generated along the lateral；

One jack device, be set to the sidesway bedstead seat, the jack device have a lifting moving portion, the lifting moving portion by It controls and carries out lifting moving；And a lifting unit, including multiple lifting support and a string of fittings, those lifting support are along the longitudinal direction Direction is sequentially alternatively arranged, those lifting support of concatenation part connection and concatenation whole, the lifting unit is connected to lifting shifting Dynamic portion and carry out lifting moving with the lifting moving in the lifting moving portion；

Wherein, the state combined in the sidesway bedstead seat and the benchmark bedstead, the position of each lifting support are corresponding to one The position of a lifting support activity space；

Wherein, the state combined in the sidesway bedstead seat and the benchmark bedstead, those lifting support are with the lifting moving portion Lifting moving and pass through those lifting support activity spaces, and adjust those lifting support top be higher or lower than those branches The top in portion, or it is contour with the top of those branch portions.

2. bedstead structure as described in claim 1, which is characterized in that the bedstead structure has mutually flat along lateral definition Capable the first lateral axis and the second lateral axis, the bedstead structure further include that a head end pivots actuating component and tail end pivot actuating Component, in which:

The body part include a head end body part, a centre body section and a tail end body part, the head end body part with this first Lateral axis is pivotal axis and is articulated in one end of the centre body section, the tail end body part using second lateral axis as pivotal axis and It is articulated in the other end of the centre body section, those branch portions are respectively from the centre body section, the head end body part and the tail end Body part extends to the lateral；

The lifting unit includes that a head end lifting unit, a central lifting unit and a tail end lifting unit, the head end lifting unit, the center rise Along the longitudinal direction sequential, those lifting support include multiple head ends lifting support, multiple for drop portion and the tail end lifting unit Center lifting support and multiple tail ends go up and down support, those head ends go up and down support, those center lifting support and those tail end liters For descending branch part along the longitudinal direction sequential, which includes head end concatenation part, center concatenation part and tail end concatenation part, the head Along the longitudinal direction sequential, which includes those for end concatenation part, center concatenation part and tail end concatenation part Head end goes up and down support and the head end concatenates part, which includes that those center lifting support and the center concatenate part, should Tail end lifting unit include those tail ends lifting support and the tail end concatenation part, the head end concatenation part contact those head ends lifting branch Part, center concatenation part are contacted those center lifting support, and tail end concatenation part is contacted those tail ends lifting support, and in those Centre lifting support is articulated in the lifting moving portion apart from nearest head end lifting support, which is equipped with a head end rotation stop Portion, when the head end rotation prevention portion is connected to the lifting moving portion, head end lifting support can not be pivoted downwards, which connects It is connected to the lifting moving portion, is articulated in the lifting moving portion apart from nearest tail end lifting support with those center lifting support, The tail end lifting unit is equipped with a tail end rotation prevention portion, and when the tail end rotation prevention portion is connected to the lifting moving portion, which goes up and down support It can not pivot downwards；

One end that the head end pivots actuating component is articulated in a head end lifting support, and the other end is set to the sidesway bedstead Seat, and a reciprocating motion or stop motion are carried out by control；And

One end that the tail end pivots actuating component is articulated in a tail end lifting support, and the other end is set to the sidesway bedstead Seat, and a reciprocating motion or stop motion are carried out by control.

3. bedstead structure as claimed in claim 2, which is characterized in that it includes a head end toward double action that the head end, which pivots actuating component, Power unit, a head end linkage part and a head end push piece, the head end push piece are articulated in a head end lifting support, the head End linkage part is connected to the head end push piece and is in contact with the head end reciprocating power unit, which sets It is placed in the sidesway bedstead seat, and is carried out a reciprocating motion or stop motion by control；And it includes one that the tail end, which pivots actuating component, Tail end reciprocating power unit, a tail end linkage part and a tail end push piece, the tail end push piece are articulated in the tail end liter Descending branch part, the tail end linkage part are connected to the tail end push piece and are in contact with the head end reciprocating power unit, and the tail end is past Multiple power unit is set to the sidesway bedstead seat, and is carried out a reciprocating motion or stop motion by control.

4. bedstead structure as claimed in claim 2, which is characterized in that the bedstead structure has a longitudinal direction along longitudinal direction definition Axis, sidesway lifting bed body further includes an overturning actuating unit, in a manner of which concatenates part using the longitudinal axis as rotary shaft It is rotationally arranged at the lifting moving portion, those center lifting support have an overturning actuating unit contact portion, which causes Moving cell contacts the overturning actuating unit contact portion and is controlled and carry out a reciprocating motion.

5. the bedstead structure as described in any in Claims 1-4 item, which is characterized in that the jack device further includes a company Bar component and an actuating unit, the link component are set to the sidesway bedstead seat, which is set to the link component, the cause Moving cell is connected to the link component, which is controlled and move back and forth and go up and down the lifting moving portion It is mobile.

6. bedstead structure as claimed in claim 5, which is characterized in that the quantity in the lifting moving portion is two, two liters It drops moving portion to arrange along the longitudinal direction, the quantity of the link component is two, and two link components are arranged along the longitudinal direction The position in two lifting moving portions is arranged and corresponded to, is connected with an actuating unit pushing and pressing part between two link components, one The link component includes two connecting rods pair in X-shape for being articulated in center, and two connecting rods are to the pivot joint that is connected up and down, the side It moves bedstead seat and is equipped with a sliding rail, a connecting rod of the connecting rod pair of lower section is pivoted to the sliding rail for being set to the sidesway bedstead seat, and lower section Another connecting rod of connecting rod pair be slidably set to the sliding rail of the sidesway bedstead seat, which is equipped with one Sliding rail, a connecting rod of the connecting rod pair of top are articulated in the sliding rail set on the lifting moving portion, and another of the connecting rod pair of top Connecting rod is slidably set to the sliding rail set on the lifting moving portion, and two of the lower section connecting rods are to respectively with a pivot joint Bar is pivoted, and two of the top connecting rods are pivoted to being synchronized with a pivoted pole, which is controlled and push up and lift the actuating list First pushing and pressing part.

7. the bedstead structure as described in any in Claims 1-4 item, which is characterized in that the benchmark bedstead matching piece is idler wheel And/or gear, the sidesway bedstead seat auxiliary section are track and/or rack gear, wherein the gear is connected to an electric motor.

8. the bedstead structure as described in any in Claims 1-4 item, which is characterized in that the body part is an elongate body, those Branch portion is that parallel elongate body, the body part are mutually perpendicular to those branch portions each other along the lateral.

9. bedstead structure as claimed in claim 3, which is characterized in that the head end linkage part includes two of identical size Two second connecting rods of one connecting rod and identical size, the head end push piece are two connecting rods of identical size, those first connecting rods One end is articulated in the sidesway bedstead seat, those first connecting rod other ends are respectively pivotally connected the second connecting rod, those second connecting rods Respectively one head end push piece of pivot joint is connected with a power unit ejector plate between those first connecting rods, when the head end is toward double action Power unit controlled and ejection when the power unit ejector plate, those first connecting rods carry out pivot pendulum, keep those second connecting rods each From one head end push piece of drive.

10. bedstead structure as claimed in claim 3, which is characterized in that the tail end linkage part includes two of identical size Two second connecting rods of first connecting rod and identical size, the tail end push piece are two connecting rods of identical size, those first companies Bar one end is articulated in the sidesway bedstead seat, those first connecting rod other ends are respectively pivotally connected the second connecting rod, those second companies Bar is respectively pivotally connected the tail end push piece, is connected with a power unit ejector plate between those first connecting rods, when the tail end is reciprocal Power unit controlled and ejection when the power unit ejector plate, those first connecting rods carry out pivot pendulum, make those second connecting rods Respectively drive the tail end push piece.

11. the bedstead structure as described in any in claim 2 to 4, which is characterized in that those head ends go up and down support, those Center lifting support, those tail ends lifting support all have a lower concave part, those lower concave parts all have a through-hole, head end concatenation The head end of the connection of those through-holes of part and concatenation whole goes up and down support, and center concatenation part is connected and concatenated by those through-holes entirely The center in portion goes up and down support, which concatenates the connection of those through-holes of part and the tail end of concatenation whole goes up and down support.