CN101721067A - Bed - Google Patents

Abstract

The invention provides a bed, which can be mounted in left transversal opened mode, right transversal opened mode and longitudinal opened mode; and the up/down action of the bed board can not be influenced by the mounting position of force application mode. The bed comprises a bedstead 5 composed of a front board 1, a left and right side board 2 and 3 and a rear board 4; a bed board 7 on the bedstead 5 capable of moving up and down freely by a link structure 6; a bedstead side gas spring 14 between the bedstead 5 and bed board 7; dividing components 30, 60, 80 for dividing the inside space of the bedstead 5 into first containing parts 31, 61, 81 and second containing parts 32, 62, 82; a dividing side gas spring 46 disposed between the dividing components 30, 60, 80 and the bed board 7. By setting the active force of the dividing side gas spring 46 larger than the active force of the bedstead side gas spring 14, the smooth up/down movement of the bed board 7 is realized without being influenced by the mounting positions of the gas springs 14, 16.

Description

Bed

Technical field

The present invention relates to a kind of for can be using as the incorporating section in the bedstead of bed, but the bed of folding bed board has been installed.

Background technology

In the technology in the past, can use space in the bedstead of bed as the incorporating section, but the bed of folding bed board has been installed, the assembling of laterally opening, vertically opening about can selecting bed board carried out.This bed, comprises bed board, can freely rise and fall by link structure with top at bedstead.Link structure comprises the installing component that the attaching parts that are connected with bedstead are connected with bed board, the link member that is connecting attaching parts and installing component.In front on plate, left and right sides panel and the rear board, the 1st of can selectivity connecting described attaching parts has been installed respectively connected the support portion, the 1st connection support portion has been fixed on any one plate in front panel, left and right sides panel and the rear board.In the front of bed board portion side, left and right sides side portion side and back portion side, the 2nd the connection support portion that can optionally connect described installing component has been installed respectively, by any side in the front portion side, left and right sides side portion side and the back portion side that installing component are fixed on bed board, can be mounted to the state that left-hand is laterally opened, dextrad is laterally opened to bed board, can also be installed as the state of vertically opening further.

Above-mentioned bed, between described bedstead and described bed board, by one group of force mechanism, the action of rising and falling to bed board applies active force, in view of each force mechanism and and the position of centre of gravity of bed board between distance, because the difference of force mechanism, the load that bed board produces is to some extent under the situation of difference, the identical force mechanism of active force as one group of use, in the middle of the less force mechanism of the bigger force mechanism of the bed board load that provides and load, PROPEL is difference to some extent, brings influence can for the action of rising and falling of bed board, will have problems like this.

Summary of the invention

In order to address the above problem, the invention provides a kind of bed, it can be bed board, and left-hand is laterally opened, dextrad is laterally opened and vertical opening installation, and the action of rising and falling of bed board can not be subjected to the influence of the installation site of force mechanism.

A kind of bed is provided, can be left-hand to bed board laterally opens, dextrad is laterally opened, and can further be the bed that vertical unfolding mode is installed to bed board, comprise bedstead, it has the front panel of four direction configuration, left and right sides panel and rear board, at this described bed board that can freely rise and fall by link structure has been installed above the bedstead, at described front panel, between any plate and described bed board in left and right sides panel and the rear board, there is bedstead side force mechanism, in described bedstead inside, selected described front panel, any plate in left and right sides panel and the rear board, be the parallel direction configuration, also comprise described bedstead inner compartment being the partition parts of the 1st incorporating section and the 2nd incorporating section, the partition side force mechanism that between these partition parts and described bed board, exists, the described partition side force mechanism that corresponding described bed board provides, and the load that produces in the described bedstead side force mechanism, can set the active force of described partition side force mechanism and the active force of described bedstead side force mechanism individually, thus one, can be the active force of described partition side force mechanism, set greater than the active force of described bedstead side force mechanism.

In above-mentioned bed: comprise bedstead, it has the front panel of four direction configuration, left and right sides panel and rear board, at this above bedstead, have and to pass through link structure, the bed board that freely rises and falls, described link structure has the bedstead side attaching parts that are connected with described bedstead, the bedstead side installing component that is connected with described bed board, the bedstead side chain relay part that connects described bedstead side attaching parts and described bedstead side installing component, and at described front panel, on left and right sides panel and the rear board, the 1st the bedstead side that can selectivity connects described bedstead side attaching parts has been installed respectively connected the support portion, simultaneously in the front of described bed board portion side, on left and right sides side portion side and the back portion side, the 2nd the bedstead side that can selectivity connects described bedstead side installing component has been installed respectively connected the support portion, between described bedstead and described bed board, exist bedstead side force mechanism, at described front panel, on left and right sides panel and the rear board, the 3rd bedstead side has been installed respectively connected the support portion, it can optionally install bedstead side kayser, so that connect the bottom of described bedstead side force mechanism, on the installing component of described link structure, the 4th bedstead side has been installed connected the support portion, can be connected to the front end of described bedstead side force mechanism, in the middle of described bedstead inside, with selected described front panel, any plate in left and right sides panel and the rear board is configured in parallel, and have described bedstead inner compartment is the partition parts of the 1st incorporating section and the 2nd incorporating section, described link structure comprises the partition side attaching parts that connect described partition parts, the partition side installing component that connects described bed board, and the partition side chain relay part that connects described partition side attaching parts and described partition side installing component, and on described partition parts, the 1st the partition side that connects described partition side attaching parts has been installed connected the support portion, simultaneously also on described bed board, the 2nd the partition side that connects described partition side installing component has been installed connected the support portion, between described partition parts and described bed board, exist and cut off the side force mechanism, on described partition parts, comprise that the 3rd is cut off side connection support portion, it can install the partition side kayser of the bottom that connects described partition side force mechanism, on the partition side installing component of described partition side chain access node structure, install the 4th and cut off side connection support portion, the front end that can connect described partition side force mechanism, the described partition side force mechanism that corresponding described bed board provides, reach the load that corresponding described bedstead side force mechanism is produced, can set the active force of described partition side force mechanism and the active force of described bedstead side force mechanism individually, can set the active force of described partition side force mechanism greater than the active force of described bedstead side force mechanism.

The invention effect: for the position of centre of gravity of respective distances bed board near more, the load that bed board provides is concentrated, need be the active force of the partition side force mechanism of the nearer side of the position of centre of gravity of distance bed board, set greater than the active force of the bedstead side force mechanism of the position of centre of gravity of a distance bed board side far away, by adjusting the active force of each force mechanism, prevent to cause owing to the active force that cuts off the side force mechanism is not enough, the inclination of the bed board that produces owing near the whereabouts the partition side chain relay part of the nearer side of position of centre of gravity that supports bed board or rise and fall the slow of action.Thus one, when realizing not bringing the action of rising and falling influence, that bed board is level and smooth, can prevent the consumption of link structure and each force mechanism to the installation site of each force mechanism, also can prevent to reduce life of product.

For the load that position of centre of gravity is near more, bed board provides of respective distances bed board is concentrated, need be the active force of the partition side force mechanism of the nearer side of the position of centre of gravity of distance bed board, set greater than the active force of the bedstead side force mechanism of the position of centre of gravity of a distance bed board side far away, by adjusting the active force of each force mechanism, prevent owing to the active force that cuts off the side force mechanism not enough that cause, since support the inclination of the bed board that near the whereabouts the partition side chain relay part of the nearer side of position of centre of gravity of bed board produces or rise and fall and move slow.Thus one, when realizing not bringing the action of rising and falling influence, that bed board is level and smooth, can prevent the consumption of link structure and each force mechanism to the installation site of each force mechanism, also can prevent to reduce life of product.

Description of drawings

Fig. 1 is that the bed of embodiments of the invention 1 is as the bed of laterally opening when installing, at the oblique view of closing under the bed board state.

Fig. 2 is the oblique view under the left-hand open mode.

The same, the oblique view under the dextrad open mode of Fig. 3.

Fig. 4 is the decomposition stravismus schematic diagram that the bedstead side chain access node structure of the bed of the embodiment of the invention 1 rotates.

Fig. 5 is the exploded perspective view of the kayser of bedstead shown in Figure 4.

Fig. 6 is that the stravismus schematic diagram is decomposed in the partition side chain access node structure rotation of bedstead shown in Figure 4.

Fig. 7 is the exploded perspective view of the partition side kayser of bedstead shown in Figure 4.

Fig. 8 is the ground plan of bedstead bed board shown in Figure 4.

Fig. 9 is that the bed of embodiments of the invention 1 is as the bed of vertically opening when installing, at the oblique view of closing under the bed board state.

Figure 10 is the oblique view of bed shown in Figure 9 in vertical open mode.

Figure 11 is the bed conduct of embodiments of the invention 1 bed vertically opened different with Fig. 9 when installing, the vertical oblique view of open mode.

Figure 12 be close under the state of bed board, the side schematic view of bedstead side chain access node structure.

Figure 13 is at the side schematic view of closing under the state of bed board, cut off side chain access node structure.

Figure 14 is in bed shown in Figure 2, near the side view of closing under the state of bed board, the bed board.

Figure 15 is in bed shown in Figure 3, near the side view of closing under the state of bed board, the bed board.

Figure 16 is in bed shown in Figure 10, near the side view of closing under the state of bed board, the bed board.

Figure 17 is in bed shown in Figure 11, near the side view of closing under the state of bed board, the bed board.

The specific embodiment

Embodiment one

With reference to Fig. 1～shown in Figure 17, be a kind of embodiment of bed of the present invention, the bed of laterally opening has been described among Fig. 1～Fig. 3, any plate in the left and right sides panel, as the hinge installation side, sling and open bed board.Comprised bedstead 5 in the bed, it has front panel 1, left and right sides panel 2,3 and the rear board 4 of four direction configuration, at this above bedstead 5, the bed board 7 that can freely rise and fall by link structure 6 has been installed.Described link structure 6 has comprised and has connected horizontal wide attaching parts 8 bedstead 5 and bed board 7, that be connected with bedstead 5 as bedstead side chain access node structure 6a, also comprised horizontal wide installing component 9, can connect bed board 7, it is also referred to as bed board that can directly support human body etc., also comprise the 1st link member 10 that links attaching parts 8, and comprise the 2nd link member 11 that links attaching parts 8 than the length direction opposite side than length direction opposite side and described installing component 9 than length direction one side than length direction one side and installing component 9.And, by axle 10a, connecting attaching parts 8 and installing component 9 and the 1st link member 10 and the 2nd link member 11, the tetragonal bedstead side chain access node structure 6a that formation can make bed board 7 freely rise and fall with rotating freely.

And,, in the middle of the left and right sides panel 2,3, the 1st the connection support portion 12 that can optionally connect attaching parts 8 has been installed in advance at described front panel 1.Described the 1st connects support portion 12, optionally attaching parts 8 are fixed on front panel 1 for fixing, left and right sides panel 2, bolt on 3 and for the 1st fixer 8a of fixing various brakes etc. is by at interior side opening, formed by parts that can hold nut or hole.And the configuration mode of the 1st fixer 8a in the middle of attaching parts 8 is: the both sides of length direction connect.

Further specify,, in the middle of the 7d side, the 2nd the connection support portion 13 that can optionally connect described installing component 9 has been installed in advance at the front of described bed board 7 7a of side, left and right sides side portion 7c.Described the 2nd connects support portion 13, for fixing optionally installing component 9 be fixed on bed board 7 front portion side, left and right sides side portion side bolt and for the 2nd fixer 9a of fixing various brakes etc., by the lower aperture of bed board 7, by the parts that can hold nut or the hole forms.And the configuration mode of the 2nd fixer 9a in installing component 9 is: the central authorities of length direction and both sides connect.

And, between bedstead 5 and bed board 7, exist and be called as cylinder, pneumaticpiston, or the bedstead side air spring 14 of gas spring etc.It has the cylinder 14a that enclosed gas (not having diagram) and on described cylinder 14a, the bar 14b that can be free to slide under pressured state has been installed.And plate 1 in front, on the left and right sides panel 2,3, installed the 3rd in advance and connected support portion 17, and it has installed the anchor clamps that are used to be rotatably connected: kayser 16, it is connecting the bottom 15 of bedstead side air spring 14, and can optionally dismantle and install.In the middle of kayser 16, towards the inboard, the laterally prominent axle 16b that established, it can connect the bottom 15 of bedstead side air spring 14 with rotating freely.For the installation site of corresponding bedstead side air spring 14, a plurality of through holes of the above-below direction by kayser 16, axle 16b can optionally be installed to some among the installation portion 16c.

The 3rd connects support portion 17, optionally kayser 16 is fixed on front panel 1, left and right sides panel 2 for fixing, bolt on 3 and for the 3rd fixer 16a of fixing various brakes etc. is by side opening in being arranged on, formed by parts that can hold nut or hole.In the outstanding front than length direction of installing component 9, installed the 4th and connected support portion 19 in addition, it can connect the front end 18 of bedstead side air spring 14, and can mount and dismount.In addition, the 3rd fixer 16a is configured to four jiaos of forms that connect of kayser 16.

Further specify, the head of a bed 20 has been installed in the front of plate 1 in front.Front panel 1, left and right sides panel 2,3rd connects by sectional fixture (not diagram), and it has the bedstead 5 of bed.In addition, at the upside of bed board 7 mattress 25 has been installed.Furtherly, Figure 26 explanation is that the jump ring that connects usefulness, the 27th, base plate are installed.

Structure with feature of the present invention below has been described.Left and right side 2 in bedstead 5 inside, between 3 plates, disposed with front panel 1 and rear board 4 and be partition parts 30 configured in parallel, tabular, used this partition parts 30, front panel 1 side of bedstead 5 inside is spaced apart the 1st incorporating section 31, rear board 4 sides are spaced apart the 2nd incorporating section 32.At this, the interval of front panel 1 and rear board 4 as S1 (at this, being about 1950mm), (at this, is about the interval that cuts off parts 30 and rear board 4 600～800mm), S2 is set at about 30～40% the size of S1 as S2.

At this, the front end of the 2nd incorporating section 32 at interval is to seal by tabular front end baffle component 33 by cutting off parts 30, rear board 4 and left and right sides panel 2,3, and this front end baffle component 33 and partition parts 30 are carried out integrated setting.

In the back of bedstead 5, installed side by side in the horizontal direction and formed rectangular-shaped the 1st back peristome 34 and the 2nd back peristome 35 separately, the width of the 1st back peristome 34, set to such an extent that be wider than the 2nd back peristome 35.

And, has the peristome that carries out the article access above the 2nd incorporating section 32, have the under casing slide rail the 1st drawer body 36 and the 2nd drawer body 37, can pass through the 1st back peristome 34 and the 2nd back peristome 35 respectively, come in and go out and freely take in.In addition, the relation of width dimensions between corresponding the 1st back peristome 34 and the 2nd the back peristome 35, the width of the 1st drawer body 36 is set is wider than the 2nd drawer body 37.Furtherly, each front panel 38,39 of the 1st drawer body 36 and the 2nd drawer body 37 has constituted described backplate 4.

Link structure 6 comprises the horizontal wide partition side attaching parts 40 that are connected with partition parts 30 as the partition side chain access node structure 6b that connects partition parts 30 and bed board 7, the horizontal wide partition side installing component 41 that connects bed board 7, connect the 1st the partition side chain relay part 42 that cuts off side attaching parts 40, connect the 2nd the partition side chain relay part 43 that cuts off side attaching parts 40 than the length direction opposite side than length direction opposite side and described partition side installing component 41 than length direction one side than length direction one side and partition side installing component 41.By cutting off the axle 42a of side, connect with rotating freely and cut off side attaching parts 40, cut off the 41, the 1st partition side chain relay part 42 of side installing component and the 2nd partition side chain relay part 43, formation can freely be risen and fallen the tetragonal partition side chain access node structure 6b of bed board 7 is installed.

And, in the middle of described partition parts 30, installed in advance and can selectivity connect the 1st the partition side connection support portion 44 that cuts off side attaching parts 40.This 1st is cut off side and connects support portion 44, for fixing optionally cutting off that side attaching parts 40 are fixed on the bolt that cuts off on the parts 30 and, by opening form, the parts that can hold nut being set in the inboard or the hole forms for the 1st of fixing various brakes etc. cuts off side fixer 40a.And the 1st is cut off side fixer 40a in the middle of partition side attaching parts 40, is configured to the form that the length direction both sides connect.

Furtherly, in the left and right sides of described bed board 7 side portion side and back portion side, the 2nd the partition side that can optionally connect described partition side installing component 41 has been installed in advance connected support portion 45.This 2nd is cut off side connection support portion 45, for fixing optionally cut off side installing component 41 be fixed on bed board 7 side portion rear flank, left and right sides limit portion side bolt and for the 2nd of fixing various brakes etc. cuts off side fixer 41a, form by parts or hole lower aperture, that can hold nut at bed board 7.And the 2nd is cut off side fixer 41a in the middle of partition side installing component 41, is configured to the central authorities of length direction and the form that both sides connect.

And, cutting off between parts 30 and the bed board 7, exist and be called as cylinder, pneumaticpiston, or the partition side air spring 46 of gas spring etc.It has the cylinder 46a that has enclosed gas (not having diagram), and on described cylinder 46a, the bar 46b that can be free to slide under pressured state has been installed.And cutting off on the parts 30, installing the 3rd in advance and cut off side connection support portion 49, it has the anchor clamps that connect the usefulness that is rotatably connected bottom 47, that can optionally dismantle and install of cutting off side air spring 46: cut off side kayser 48.Cutting off on the side kayser 48, at the prominent axle 48b that established of inboard transverse direction, it can connect the bottom 47 that cuts off side air spring 46 with rotating freely.For correspondence is cut off the installation site of side air spring 46, by cutting off a plurality of through holes of side kayser 48 above-below directions, axle 48b can optionally be installed to and cut off some among the side installation portion 48c.At this, because cutting off side chain access node structure 6b is connected on the bed board 7,6a compares with bedstead side chain access node structure, the position of centre of gravity G of close more bed board 7, so, the diameter D3 of the cylinder 46a of partition side air spring 46 and the diameter D4 of bar 46b, need set more greater than the diameter D1 of the cylinder 14a of bedstead side air spring 46 and diameter D2 (D3＞D1 of bar 14b, D4＞D2), for corresponding therewith, set the active force (reaction force R1) of partition side air spring 46 greater than the active force (reaction force R2) of bedstead side air spring 14.

The 3rd connects support portion 17, for fixing optionally cutting off that side kayser 48 is fixed on the bolt that cuts off on the parts 30 and, by setting opening form, the parts that can hold nut in the inboard or the hole forms for the 3rd of fixing various brakes etc. cuts off side fixer 48a.In addition cut off side installing component 41 than length direction in outstanding front, installed the 4th and cut off side and connect support portion 51, it is connected to the front end 50 that cuts off side air spring 46, can dismantle and install.In addition, the 3rd is cut off four jiaos of forms that connect that side fixer 48a is configured to cut off side kayser 48.

Explanation in further detail, the shape that front panel 1 is rectangle, Left-Hand Panel 2, right panel 3 are the rectangular shape of being longer than front panel 1, are fixed on front panel 1 side.Rear board 4 is the same with front panel 1, the shape that is rectangle, the fixedly rear portion of Left-Hand Panel 2, right panel 3.

And, side (right side) than length direction of plate 1 has been installed the 1st the connection support portion 12a that front panel one side is used in front, the opposite side than length direction of plate 1 (left side) has been installed the 1st the connection support portion 12b that the front panel opposite side is used in front, in the side (rear side) than length direction of Left-Hand Panel 2 the 1st the connection support portion 12c that Left-Hand Panel one side is used has been installed, the 1st the connection support portion 12d that right panel one side is used has been installed at the opposite side than length direction (rear side) of right panel 3.In addition, in a side (right side) of cutting off parts 30 the 1st the partition side connection support portion 44a that partition parts one side is used has been installed, installed at the opposite side than length direction (left side) that cuts off parts 30 more and cut off the 1st the partition side connection support portion 44b that the parts opposite side is used than length direction.

As shown in Figure 8, bed board 7 is installed as the form of covering, as on bedstead 5, adding a cover, be by (the rectangular shape plate body of B＜L) constitutes as width B as the size of short side direction under long L, the plan view the size of long side direction under the plan view.And, in the side (right side) than length direction of the front of bed board 7 7a of side the 2nd the connection support portion 13a that front portion one side is used has been installed, at the opposite side than length direction (left side) of the front of bed board 7 7a of side the 2nd the connection support portion 13b that front portion opposite side is used has been installed, at the left side portion 7b of bed board 7 the 2nd the connection support portion 13c that left side portion is used has been installed, the 2nd the connection support portion 13d that right edge portion uses has been installed at the 7c of right edge portion of bed board 7.In addition in the side (right side) of the back of bed board 7 7d of than length direction, the 2nd the partition side connection support portion 45a that back portion one side is used has been installed, the opposite side than length direction (left side) at the back of bed board 7 7d of, the 2nd the partition side connection support portion 45b that back portion opposite side is used has been installed, the 2nd inboard that connects support portion 13c of on the left side portion 7b of described bed board 7, installing, the 2nd the partition side connection support portion 45c that left side portion is used is installed, the 2nd the partition side connection support portion 45d that right edge portion uses installed in the 2nd inboard that connects support portion 13d of installing on the 7c of right edge portion of described bed board 7.

Furtherly, the 3rd connects 17 corresponding the 1st connection support portions 12, support portion, the 2nd link member 11 sides, be installed in respectively the 1st connect support portion 12 near, side (right side) than length direction of plate 1 has been installed the 3rd the connection support portion 17a that front panel one side is used in front, the opposite side than length direction of plate 1 (left side) has been installed the 3rd the connection support portion 17b that the front panel opposite side is used in front, in the side (rear side) than length direction of Left-Hand Panel 2 the 3rd the connection support portion 17c that Left-Hand Panel one side is used has been installed, the 3rd the connection support portion 17d that right panel one side is used has been installed at the opposite side than length direction (rear side) of right panel 3.

Other the 3rd is cut off 49 corresponding the 1st partition sides connection support portions 44, side connection support portion, the 2nd partition side chain relay part 43 sides, be installed in respectively the 1st cut off side connect support portion 44 near, in a side (right side) of cutting off parts 30 the 3rd the partition side connection support portion 49a that partition parts one side is used has been installed, more installed and cut off the 3rd the partition side connection support portion 49b that the parts opposite side is used at the opposite side than length direction (left side) that cuts off parts 30 than length direction.

In addition, attaching parts 8, the 1st link member 10, the 2nd link member 11 and the partition side attaching parts 40 that form partition side chain access node structure 6b that form described bedstead side chain access node structure 6a, the metal lid 24 that covers the 42, the 2nd partition side chain relay part 43 of the 1st partition side chain relay part have also been comprised respectively.

Hereinafter, according to shown in Figure 2, how to have illustrated right panel 3 sides as the hinge installation side, sling bed board 7, the assemble method of bed that the left-hand opened is laterally opened.In this case, by the 1st each and every one fixer 8a, the 1st of using of plate one side connects support portion 12a in front, is the attaching parts 8 of the bedstead side chain access node structure 6a of the front side in one group of that install, link structure 6 before and after having fixed.In addition, by the 3rd fixer 16a, kayser 16 is fixed on the 3rd the connection support portion 17a that front panel one side is used.Further by the 2nd fixer 9a, installing component 9 is fixed on the 2nd that front portion one side uses connects on the 13a of support portion.Connect between the support portion 19 kayser 16 and the 4th, have bedstead side air spring 14.

Equally, by the 1st partition side fixer 40a, the 1st the partition side of using in partition parts one side connects on the support portion 44, and fixedly front and back are the partition side attaching parts 40 of the partition side chain access node structure 6b of one group of rear side in the link structure of installing 6.In addition, cut off side fixer 48a by the 3rd, be fixed on the 3rd of cutting off that parts one side uses and cut off in the middle of the side connection support portion 49 cutting off side kayser 48.Furtherly, cut off side fixer 41a by the 2nd, be fixed on the 2nd that back portion one side uses and cut off on the side connection support portion 45 cutting off side installing component 41.Connect between the support portion 51 at partition side kayser 48 and the 4th partition side, exist and cut off side air spring 46.

Therefore, bed board 7 can be supported by the link structure 6 that front and back dispose, and is installed as the form that can freely rise and fall.Furtherly, bed board 7 is when bedstead side air spring 14 and 46 extensions of partition side air spring, for being erected, bed board 7 carries out the application of force, under the state that bed board 7 is opened, support, bed board 7 is when bedstead side air spring 14 and 46 contractions of partition side air spring on the other hand, in order to make bed board carry out the application of force for 7 volts low, keep bed board 7 closing state.So, the angle of corresponding bed board 7 diminishes, and the active force of bedstead side air spring 14 and partition side air spring 46 can not play very strong effect to bed board 7, can make bed board 7 keep the lodging states in view of the above.

The assembling mode of the bed that sling bed board 7 and dextrad are laterally opened as shown in Figure 3, has been described Left-Hand Panel 2 sides as the hinge installation side.In this case, by the 1st fixer 8a, on the 1st the connection support portion 12b that the plate opposite side is used, be the attaching parts 8 of the bedstead side chain access node structure 6a of one group of front side in the link structure of installing 6 before and after having fixed in front.In addition, by the 3rd fixer 16a, kayser 16 is fixed on the 3rd that the front panel opposite side uses connects on the 17b of support portion.Further by the 2nd fixer 9a, installing component 9 is fixed on the 2nd that front portion opposite side uses connects on the 13b of support portion.And, connect between the support portion 19 kayser 16 and the 4th, there is bedstead side air spring 14.

Equally, cut off side fixer 40a by the 1st, cut off side at the 1st that cuts off that the parts opposite side uses and connect on the support portion 44, be the partition side attaching parts 40 of the partition side chain access node structure 6b of one group of rear side in the link structure of installing 6 before and after having fixed.In addition, cut off side fixer 48a by the 3rd, be fixed on and cut off the 3rd that the parts opposite side uses and cut off on the side connection support portion 49 cutting off side kayser 48.Cut off side fixer 41a by the 2nd further, be fixed on the 2nd the partition side connection support portion 45 that back portion opposite side is used cutting off side installing component 41.And, connect between the support portion 51 at partition side kayser 48 and the 4th partition side, exist and cut off side air spring 46.Therefore, bed board 7 is supported by the link structure 6 that front and back dispose, and is installed as the form that can freely rise and fall.

Another form of bed of the present invention has been described among Fig. 9 and Figure 10, that is: front panel 1 side as the hinge installation side, the bed board 7 of slinging, the form of the bed of opening then of vertically opening, between the front panel 1 and rear board 4 of bedstead 5 inside, the tabular partition parts 60 that are configured in parallel with Left-Hand Panel 2 and right panel 3 have been disposed, by the partition parts 60 that use, it is the 1st incorporating section 61 that right panel 3 sides of bedstead 5 inside are cut off, and it is the 2nd incorporating section 62 that Left-Hand Panel 2 is cut off.At this, if the interval (S1) of Left-Hand Panel 2 and right panel 3 is set under the situation of about 1400mm, should be set at the interval (S2) that cuts off parts 60 and Left-Hand Panel 2 about 30～40% the size of S1, promptly be set at about 400～600mm.

At this, partition parts 60, front panel 1, Left-Hand Panel 2 and the rear board 4 that uses and the front end of the 2nd incorporating section 62 at interval, be to seal by tabular front end baffle component 63, this front end baffle component 63 is set at and cuts off parts 60 and is incorporate form.

Left surface at bedstead 5, the 1st left surface peristome 64 of each self-forming rectangular shape and the 2nd left surface peristome 65, the 3rd left surface peristome 66 have been set side by side, about the width of the 2nd left surface peristome 65, be set at and be wider than the 1st left surface peristome 64 and the 3rd left surface peristome 66.

And, comprised the 1st drawer body 67 peristome, that the under casing slide rail is arranged that can carry out the article access above the 2nd incorporating section 62, the 2nd drawer body 68 and the 3rd drawer body 69, come in and go out by 64, the 2 left surface peristomes 65 of the 1st left surface peristome and the 3rd left surface peristome 66 separately and take in freely.In addition, the relation of the width dimensions of corresponding 64, the 2 left surface peristomes 65 of the 1st left surface peristome and the 3rd drawer body 66, the width of the 2nd drawer body 68 is set at is wider than the 1st drawer body 67 and the 3rd drawer body 69.Furtherly, each front panel 70,71,72 of the 1st drawer body 67, the 2nd drawer body 68 and the 3rd drawer body 69 has constituted described Left-Hand Panel 2.In addition, installed the 1st in the side (front side) than length direction of cutting off parts 60 and cut off side connection support portion 44c, the 3rd is cut off side and connects support portion 49c.And footboard 21 has been installed in the back of plate 4 in the back.

The assembling mode of the bed of opening then of vertically opening as shown in figure 10, has been described front panel 1 side as hinge installation side, the bed board 7 of slinging.In this case, cut off side fixer 40a by the 1st, the 1st the partition side of using in partition parts one side connects on the 44c of support portion, is the partition side attaching parts 40 of the partition side chain access node structure 6b in one group of left side in the link structure of installing 6 about having fixed.In addition, by the 3rd partition side fixer 48a, be fixed on the 3rd the partition side connection support portion 49c that partition parts one side is used cutting off side kayser 48.Cut off side fixer 41a by the 2nd further, be fixed on the 2nd the partition side connection support portion 45c that left side portion is used cutting off side installing component 41.And connect between the support portion 51 at partition side kayser 48 and the 4th partition side, exist and cut off side air spring 46.

Equally, by the 1st fixer 8a, be the attaching parts 8 of the bedstead side chain access node structure 6a on one group of right side in the link structure of installing 6 about on the 1st the connection support portion 12d that right panel one side is used, having fixed.In addition, by the 3rd fixer 16a, kayser 16 is fixed on the 3rd the connection support portion 17d that right panel one side is used.By the 2nd fixer 9a, installing component 9 is fixed on the 2nd the connection support portion 13d that right edge portion uses further.And, connect between the support portion 19 kayser 16 and the 4th, there is bedstead side air spring 14.Therefore, the link structure 6 of configuration supports about bed board 7 quilts, is installed as the form that can freely rise and fall.Furtherly, when bed board 7 is upheld at bedstead side air spring 14,, bed board 7 carries out the application of force for being erected, in the state lower support that bed board 7 is opened, on the other hand, bed board 7 is when 14 contractions of bedstead side air spring, in order to make bed board carry out the application of force for 7 volts low, keep bed board 7 closing state.

Other use forms of the described bed of vertically opening have been described among Figure 10, between the front panel 1 and rear board 4 of bedstead 5 inside, disposed with Left-Hand Panel 2 and right panel 3 and be partition parts 80 configured in parallel, tabular, use this partition parts 80, right panel 3 sides of bedstead 5 inside are spaced apart the 1st incorporating section 81, Left-Hand Panel 2 is spaced apart the 2nd incorporating section 82.At this, if the interval (S1) of Left-Hand Panel 2 and right panel 3 is set under the situation of about 1400mm, the interval (S2) that cuts off parts 80 and right panel 3 is set at about 30～40% the size of S1, promptly be set at about 400～600mm.

At this, using partition parts 80, front panel 1, the front end of right panel 3 and rear board 4 the 2nd incorporating section 82 at interval, seal by tabular front end baffle component 83, this preceding end-stopping plate closes parts 83, is set to and cuts off parts 80 to be incorporate form.Whole right flank at bedstead 5, the 1st left surface peristome 84 and the 2nd left surface peristome 85 of forming the square shape have separately been set in horizontal direction side by side, the 3rd left surface peristome 86, about the width of the 2nd left surface peristome 85, be set at the form of being wider than the 1st left surface peristome 84 and the 3rd left surface peristome 86.And, comprised the 1st drawer body 87 peristome, that the under casing slide rail is arranged that can carry out the article access above the 2nd incorporating section 82, the 2nd drawer body 88 and the 3rd drawer body 89, come in and go out by 84, the 2 left surface peristomes 85 of the 1st left surface peristome and the 3rd left surface peristome 86 separately and take in freely.In addition, the relation of the width dimensions of corresponding 84, the 2 left surface peristomes 85 of the 1st left surface peristome and the 3rd drawer body 86, the width of the 2nd drawer body 88 is set at is wider than the 1st drawer body 87 and the 3rd drawer body 89.Furtherly, each front panel 90,91,92 of the 1st drawer body 87, the 2nd drawer body 88 and the 3rd drawer body 89 has constituted described Left-Hand Panel 3.In addition, installed the 1st in the side (front side) than length direction of cutting off parts 60 and cut off side connection support portion 44d, the 3rd is cut off side and connects support portion 49d.

The assembling mode of the bed of opening then of vertically opening hereinafter, as shown in Figure 11, has been described front panel 1 side as hinge installation side, the bed board 7 of slinging.In this case, cut off side fixer 40a by the 1st, the 1st the partition side of using in partition parts one side connects on the 44d of support portion, is the partition side attaching parts 40 of the partition side chain access node structure 6b on one group of right side in the link structure of installing 6 about having fixed.In addition, by the 3rd partition side fixer 48a, be fixed on the 3rd the partition side connection support portion 49d that partition parts one side is used cutting off side kayser 48.Cut off side fixer 41a by the 2nd further, be fixed on the 2nd the partition side connection support portion 45d that left side portion is used cutting off side installing component 41.And connect between the support portion 51 at partition side kayser 48 and the 4th partition side, exist and cut off side air spring 46.

Equally, by the 1st fixer 8a, be the attaching parts 8 of the bedstead side chain access node structure 6a in one group of left side in the link structure of installing 6 about on the 1st the connection support portion 12d that Left-Hand Panel one side is used, having fixed.In addition, by the 3rd fixer 16a, kayser 16 is fixed on the 3rd the connection support portion 17d that Left-Hand Panel one side is used.By the 2nd fixer 9a, installing component 9 is fixed on the 2nd the connection support portion 13d that left side portion is used further.And, connect between the support portion 19 kayser 16 and the 4th, there is bedstead side air spring 14.Therefore, the link structure 6 of configuration supports about bed board 7 quilts, is installed as the form that can freely rise and fall.Furtherly, bed board 7 is when bedstead side air spring 14 and 46 extensions of partition side air spring, for being erected, bed board 7 carries out the application of force, the state lower support of opening at bed board 7, on the other hand, bed board 7 carries out the application of force for 7 volts low in order to make bed board when bedstead side air spring 14 and 46 contractions of partition side air spring, keep closing the state of bed board 7.

The opening and closing movement of link structure 6 then is described.About bedstead side chain access node structure 6a and partition side chain access node structure 6b, be accompanied by the closing of state lower bed board 7 of Fig. 4 and Fig. 6, shrink bedstead side air spring 14 and cut off side air spring 46, respectively axle 16b and the axle 48b as rotating shaft, the rightabout of opening direction (left among the figure to) of Fig. 4 and bed board 7 shown in Figure 6, and closing direction (right among the figure) is when being rotated, the 1st link member 10, the 2nd link member 11, the 1st partition side chain relay part 42 and the 2nd partition side chain relay part 43 also separately axle 10a and axle 42a as rotating shaft, rotate towards closing direction, bed board 7 finally is docked to above the bedstead 5, the state (with reference to Figure 12 and Figure 13) of maintenance and horizontal direction parallel.

Then, the active force of bedstead side air spring 14 and cut off the establishing method of the active force of side air spring 46 has been described.

At first in the middle of Figure 14, illustrated among Fig. 2, near the bed board under the state of closing bed board 77 side schematic view, at this, G represents is the position of centre of gravity of bed board 7 that is positioned at the center of bed board 7, what W represented is the weight of bed board 7, what R1 represented is in the middle of partition side installing component 41, cut off the reaction force that side air spring 46 is subjected to from bed board 7, what R2 represented is in the middle of installing component 9, the reaction force that bedstead side air spring 14 is subjected to from bed board 7, and, X represents is the distance of the 7b of back portion till cutting off side installing component 41 from bed board 7, and Y represents is the distance of the 7a of front portion till installing component 9 from bed board 7.

In addition in Figure 15, illustrated among Fig. 3, close under the state of bed board 7, near the bed board 7 side schematic view, at this, G represents is the position of centre of gravity of bed board 7 that is positioned at the center of bed board 7, what W represented is the weight of bed board 7, what R1 represented is to cut off in the middle of the side installing component 41, cut off the reaction force that side air spring 46 is subjected to from bed board 7, what R2 represented is in the middle of installing component 9, the reaction force that bedstead side air spring 14 is subjected to from bed board 7, and X represents is the distance of the 7a of front portion till cutting off side installing component 41 from bed board 7, and Y represents is the distance of the 7b of back portion till installing component 9 from bed board 7.

More in the middle of Figure 16, illustrated among Figure 10, under the state of closing bed board 7, near the bed board 7 side schematic view, at this, G represents is the position of centre of gravity of bed board 7 that is positioned at the center of bed board 7, what W represented is the weight of bed board 7, what R1 represented is the partition side air spring 46 that cuts off in the side installing component 41, the reaction force that is subjected to from bed board 7, what R2 represented is in the middle of the installing component 9, the reaction force that bedstead side air spring 14 is subjected to from bed board 7, and, X represents is the distance of left side portion 7d till cutting off side installing component 41 from bed board 7, and Y represents is the distance of the 7c of right edge portion till installing component 9 from bed board 7.

In addition in the middle of Figure 17, illustrated among Figure 11, under bed board 7 closing state, near the bed board 7 side schematic view, at this, G represents is the position of centre of gravity of bed board 7 that is positioned at the center of bed board 7, what W represented is the weight of bed board 7, what R1 represented is to cut off in the middle of the side installing component 41, cut off the reaction force that side air spring 46 is subjected to from bed board 7, what R2 represented is in the middle of installing component 9, the reaction force that bedstead side air spring 14 is subjected to from bed board 7, and, X represents is the distance of the 7c of right edge portion till cutting off side installing component 41 from bed board 7, and Y represents is the distance of left side portion 7d till installing component 9 from bed board 7.

At this,, can obtain the formula of formula 1 according to the equilibrium of forces relation of the vertical direction among Figure 14 and even Figure 15.

[formula 1]

W-R1-R2＝0

Below, can obtain the formula of formula 2 by near the flat horizontal relation of the moment the installing component among Figure 14 and even Figure 15 9.

[formula 2]

$W\&times;(\frac{L}{2}-Y1)-\mathrm{<figure-callout\; id="1"\; label="R"\; filenames="H2009102499282E00011.png,H2009102499282E00021.png"\; state="\{\{state\}\}">R</figure-callout>}1\&times;(\frac{L}{2}-\mathrm{<figure-callout\; id="1"\; label="X"\; filenames="H2009102499282E00011.png,H2009102499282E00021.png"\; state="\{\{state\}\}">X</figure-callout>}1+\frac{L}{2}-Y1)=0$

And by formula 1 and formula 2, reaction force R1 and reaction force R1 represent with formula 3 and formula 4 respectively.

[formula 3]

$\mathrm{<figure-callout\; id="1"\; label="R"\; filenames="H2009102499282E00011.png,H2009102499282E00021.png"\; state="\{\{state\}\}">R</figure-callout>}1=\frac{L-2\mathrm{<figure-callout\; id="1"\; label="Y"\; filenames="H2009102499282E00011.png,H2009102499282E00021.png"\; state="\{\{state\}\}">Y</figure-callout>}1}{2(L-X1-Y1)}W$

[formula 4]

$\mathrm{<figure-callout\; id="2"\; label="R"\; filenames="H2009102499282E00021.png,H2009102499282E00071.png"\; state="\{\{state\}\}">R</figure-callout>}2=\frac{L-2\mathrm{<figure-callout\; id="1"\; label="X"\; filenames="H2009102499282E00011.png,H2009102499282E00021.png"\; state="\{\{state\}\}">X</figure-callout>}1}{2(L-X1-Y1)}W$

At this,, can obtain the formula of following formula 5 according to the equilibrium of forces relation of the above-below direction among Figure 16 and even Figure 17.

[formula 5]

W-R1-R2＝0

Following equilibrium relation according near the moment the installing component among Figure 16 and even Figure 17 9 can obtain the formula of following formula 6.

[formula 6]

$W\&times;(\frac{B}{2}-Y2)-\mathrm{<figure-callout\; id="1"\; label="R"\; filenames="H2009102499282E00011.png,H2009102499282E00021.png"\; state="\{\{state\}\}">R</figure-callout>}1\&times;(\frac{B}{2}-\mathrm{<figure-callout\; id="2"\; label="X"\; filenames="H2009102499282E00021.png,H2009102499282E00071.png"\; state="\{\{state\}\}">X</figure-callout>}2+\frac{B}{2}-Y2)=0$

And by formula 1 and formula 2, reaction force R1 and reaction force R1 are expressed as following formula several 7 and formula 8 respectively.

[formula 7]

$\mathrm{<figure-callout\; id="1"\; label="R"\; filenames="H2009102499282E00011.png,H2009102499282E00021.png"\; state="\{\{state\}\}">R</figure-callout>}1=\frac{B-2\mathrm{<figure-callout\; id="2"\; label="Y"\; filenames="H2009102499282E00021.png,H2009102499282E00071.png"\; state="\{\{state\}\}">Y</figure-callout>}2}{2(B-X2-Y2)}W$

[formula 8]

$\mathrm{<figure-callout\; id="2"\; label="R"\; filenames="H2009102499282E00021.png,H2009102499282E00071.png"\; state="\{\{state\}\}">R</figure-callout>}2=\frac{B-2\mathrm{<figure-callout\; id="2"\; label="X"\; filenames="H2009102499282E00021.png,H2009102499282E00071.png"\; state="\{\{state\}\}">X</figure-callout>}2}{2(B-X2-Y2)}W$

The same with the relation of S1 and S2, X1 or X2 are set at about 30～40% the size of L or B respectively, that is to say, are set at X1＜L/2, the form of X2＜B/2.As in addition, Figure 14 and even shown in Figure 17, because installing component 9, bedstead side chain access node structure 6a just, when mounted extremely near each 7a of limit portion of bed board 7,7c, 7d (

), so R1 and R2 can replace and represent with following formula 9 and even formula 12.

[formula 9]

$\mathrm{<figure-callout\; id="1"\; label="R"\; filenames="H2009102499282E00011.png,H2009102499282E00021.png"\; state="\{\{state\}\}">R</figure-callout>}1=\frac{L}{2(L-X1)}W$

[formula 10]

$\mathrm{<figure-callout\; id="2"\; label="R"\; filenames="H2009102499282E00021.png,H2009102499282E00071.png"\; state="\{\{state\}\}">R</figure-callout>}2=\frac{L-2\mathrm{<figure-callout\; id="1"\; label="X"\; filenames="H2009102499282E00011.png,H2009102499282E00021.png"\; state="\{\{state\}\}">X</figure-callout>}1}{2(L-X1)}W$

[formula 11]

$\mathrm{<figure-callout\; id="1"\; label="R"\; filenames="H2009102499282E00011.png,H2009102499282E00021.png"\; state="\{\{state\}\}">R</figure-callout>}1=\frac{B}{2(B-X2)}W$

[formula 12]

$\mathrm{<figure-callout\; id="2"\; label="R"\; filenames="H2009102499282E00021.png,H2009102499282E00071.png"\; state="\{\{state\}\}">R</figure-callout>}2=\frac{B-2\mathrm{<figure-callout\; id="2"\; label="X"\; filenames="H2009102499282E00021.png,H2009102499282E00071.png"\; state="\{\{state\}\}">X</figure-callout>}2}{2(B-X2)}W$

Length dimension L or width dimensions B by decision bed board 7, the position of centre of gravity G of bed board 7, the weight W of bed board 7, and distance X 1, X2, then can be by above-mentioned formula 9 and even formula 12, calculate reaction force R1 and R2 (R1＞R2), so in order to make the active force that cuts off side air spring 46 and the active force of bedstead side air spring 14, can be equal with separately reaction force R1 and R2, or on it, select the diameter D1 of the cylinder 14a of bedstead side air spring 46, and the diameter D3 of the cylinder 46a of the diameter D2 of bar 14b and partition side air spring 46, and the diameter D4 of bar 46b, as mentioned above, the diameter D3 of the cylinder 46a of partition side air spring 46 and the diameter D4 of bar 46b, be set at respectively greater than the diameter D1 of the cylinder 14a of bedstead side air spring 46 and diameter D2 (D3＞D1 of bar 14b, D4＞D2), thus one, the active force (reaction force R1) that cuts off side air spring 46 also can be set at the active force (reaction force R2) greater than bedstead side air spring 14.

As mentioned above, described enforcement example is a kind ofly can be left-hand to bed board 7 and laterally open, dextrad is laterally opened, and can further be the bed that vertical unfolding mode is installed to bed board, this bed comprises bedstead, it has the front panel 1 of four direction configuration, left and right sides panel 2,3 and rear board 4, at this bed board 7 that can freely rise and fall by link structure 6 has been installed above the bedstead 5, at described front panel 1, left and right sides panel 2,3 and any plate and described bed board 7 of rear board 4 between, exist bedstead side force mechanism, bedstead side air spring 14, in bedstead 5 inside, with selected front panel 1, left and right sides panel 2,3 and rear board 4 in any plate, be the parallel direction configuration, also comprise that be the 1st incorporating section 31 to bedstead 5 inner compartment, 61,81 and the 2nd incorporating sections 32,62,82 partition parts 30,60,80, cut off parts 30,60 at this, 80 and bed board 7 between exist and cut off the side force mechanism, what adopt is to cut off side air spring 46, can cut off side air spring 46 and bedstead side air spring 14 to acting on, the pressure W that is provided by bed board 7 carries out equalization, and corresponding bed board 7 is cutting off the load R1 that side air spring 46 and bedstead side air spring 14 apply, R2, the active force by set cutting off side air spring 46 respectively and the active force of bedstead side air spring 14, the active force partition side air spring 46 is set at the active force greater than bedstead side air spring 14.

In addition, bed among the present invention has also comprised bedstead 5, it has the front panel 1 of four direction configuration, left and right sides panel 2,3 and rear board 4, at this above bedstead 5, have and to pass through link structure 6, the bed board 7 that freely rises and falls, the bedstead side chain access node structure 6a that comprises in the link structure 6, have the attaching parts 8 that are connected with bedstead 5, the installing component 9 that is connected with bed board 7, the 1st link member 10 that is connecting attaching parts 8 than length direction one side than length direction one side and installing component 9, the 2nd link member 11 that is connecting attaching parts 8 than the length direction opposite side than length direction opposite side and installing component 9, and plate 1 in front, left and right sides panel 2, on 3, the 1st the connection support portion 12 that can optionally connect attaching parts 8 has been installed respectively, simultaneously in the front of bed board 7 side, left and right sides side portion side, the 2nd the connection support portion 13 that can optionally connect installing component 9 has been installed respectively, between bedstead 5 and bed board 7, exist bedstead side air spring 14 as bedstead side force mechanism, plate 1 in front, left and right sides panel 2, on 3, install the 3rd respectively and connected support portion 16, it has optionally installed kayser 16, the bottom that can connect bedstead side air spring 14, on the installing component 9 of bedstead side chain access node structure 6a, the 4th the bedstead side that the front end 18 that connects bedstead side air spring 14 has been installed connects support portion 19, in bedstead 5 inside, selected described front panel 1, left and right sides panel 2,3 and rear board 4 in any plate, be the parallel direction configuration, also comprise that be the 1st incorporating section 31 to bedstead 5 inner compartment, 61, the partition parts 30 of 81 and the 2nd incorporating sections 32,62,82,60,80, the partition side chain access node structure 6b that comprises in the link structure 6, it has and cuts off parts 30,60, the 80 partition side attaching parts 40 that connect, the partition side installing component 41 that is connected with bed board 7, connect the partition side chain relay part 42 that cuts off side attaching parts 40 and cut off side installing component 41, and cutting off parts 30,60, in the middle of 80, installed and connecting cut off side attaching parts 40 the 1st and cut off side and connect support portion 44, simultaneously on bed board 7, installed and connecting the 2nd of cutting off side installing component 41 and cut off side connection support portion 45, cutting off parts 30,60,80 and bed board 7 between, exist as the partition side air spring 46 that cuts off the side force mechanism, cutting off parts 30, on 60,80, installed the 3rd and cut off side connection support portion, it has installed partition side kayser 48, it can connect the bottom 47 that cuts off side air spring 46, on the partition side installing component 41 of the partition side chain access node structure 6b of link structure 6, has installed the 4th and has cut off side and connect support portion 51, it can connect the front end 50 that cuts off side air spring 46, cut off side air spring 46 and bedstead side air spring 14 to acting on, the pressure W that bed board 7 provides carries out equalization, and corresponding bed board 7 is to cutting off the load R1 that side air spring 46 and bedstead side air spring 14 apply, R2, the active force by set cutting off side air spring 46 respectively and the active force of bedstead side air spring 14 are set the active force of partition side air spring 46 greater than the active force of bedstead side air spring 14.

Connect support portion 12 to the 1st and be fixed on front panel 1, left and right sides panel 2, on any one in 3, and further installing component 9 is fixed on the front portion side of bed board 7, any side in left and right sides side portion side and the back portion side, in advance bed board 7 being left-hand laterally opens, the mode that dextrad is laterally opened and vertically opened is installed in the 1st and connects support portion 12, the 2nd connects support portion 13, the 3rd connects on the support portion 16, use above-mentioned mode can be assembled into bed very easily, about this bed, the a plurality of incorporating sections that have by bedstead 5 inside, can take in effectively, furtherly, corresponding concentrate near the position of centre of gravity G of bed board 7, the load that provides by bed board 7, apart from the nearer side of position of centre of gravity G of bed board 7, the active force that cuts off side air spring 46, set greater than the position of centre of gravity G side far away of distance bed board 7, the active force of bedstead side air spring 14, by adjusting each air spring 14,46 active force, prevent to cause owing to the active force that cuts off side air spring 46 is not enough, be accompanied by the nearer side of position of centre of gravity G of support distances bed board 7, cut off near the whereabouts the side chain relay part 42, and the inclination of the bed board 7 that produces or rise and fall the slow of action.So, can not be subjected to the influence of the installation site of each air spring 14,46, just can realize bed board 7 action of rising and falling smoothly, meanwhile, can prevent the loss of link structure 6 and each air spring 14,46, also can prevent to reduce life of product.

In addition, can be installed as the drawer type incorporating section to the 2nd incorporating section 32,62,82, can pass through peristome 34,35,64,65,66,84,85,86, come in and go out freely to drawer body 36,37,67,68,69,87,88,89 take in.

In this case, owing to have incorporating section 32,62,82, it can make drawer body 36,37, and 67,68,69,87,88,89 freely come in and go out, and can realize easily and effectively taking in.

Bed of the present invention goes for various uses.For example, when mounted, can be the rear board side as the hinge installation side, the bed board of slinging is opened then, is mounted to the bed of vertically opening, and the 1st～3 connection support portion can be installed in advance.In addition, about the S1 on the described enforcement example, the ratio of the ratio of the numerical value of S2 and S1 and S2, reaction force R1 and R2 also can suitably change.

Claims (4)

1. bed, it is characterized in that: comprise bedstead, it has the front panel in the four direction configuration, left and right sides panel and rear board, at this described bed board that can freely rise and fall by link structure has been installed above the bedstead, at described front panel, there is bedstead side force mechanism between any plate in left and right sides panel and the rear board and the described bed board, in described bedstead inside, selected described front panel, between any plate in left and right sides panel and the rear board, be the parallel direction configuration, also comprise described bedstead internal interval being the partition parts of the 1st incorporating section and the 2nd incorporating section.

2. bed, it is characterized in that, comprise bedstead, it has the front panel of four direction configuration, left and right sides panel and rear board, at this above bedstead, have and to pass through link structure, the bed board that freely rises and falls, described link structure has the bedstead side attaching parts that are connected with described bedstead, the bedstead side installing component that is connected with described bed board, the bedstead side chain relay part that connects described bedstead side attaching parts and described bedstead side installing component, and at described front panel, on left and right sides panel and the rear board, the 1st the bedstead side that can optionally connect described bedstead side attaching parts has been installed respectively connected the support portion, simultaneously in the front of described bed board portion side, on left and right sides side portion side and the back portion side, the 2nd the bedstead side that can optionally connect described bedstead side installing component has been installed respectively connected the support portion, between described bedstead and described bed board, exist bedstead side force mechanism, at described front panel, on left and right sides panel and the rear board, the 3rd bedstead side has been installed respectively connected the support portion, it can optionally install bedstead side kayser, so that be connected to the bottom of described bedstead side force mechanism, on the installing component of described link structure, the 4th bedstead side has been installed connected the support portion, can be connected to the front end of described bedstead side force mechanism;

In the middle of described bedstead inside, with selected described front panel, any plate in left and right sides panel and the rear board is configured in parallel, and have described bedstead internal interval is the partition parts of the 1st incorporating section and the 2nd incorporating section, described link structure comprises the partition side attaching parts that connect described partition parts, the partition side installing component that connects described bed board, and the partition side chain relay part that connects described partition side attaching parts and described partition side installing component, and on described partition parts, the 1st the partition side that connects described partition side attaching parts has been installed connected the support portion, simultaneously also on described bed board, the 2nd the partition side that connects described partition side installing component has been installed connected the support portion, between described partition parts and described bed board, exist and cut off the side force mechanism, on described partition parts, comprise that the 3rd is cut off side connection support portion, it can install the partition side kayser of the bottom that connects described partition side force mechanism, on the partition side installing component of described partition side chain access node structure, install the 4th and cut off side connection support portion, can be to acting on described partition side force mechanism and described bedstead side force mechanism, the pressure that described bed board is provided carries out equalization, can set the active force of described partition side force mechanism greater than the active force of described bedstead side force mechanism.

3. bed according to claim 1 and 2, it is characterized in that: described the 2nd incorporating section is set to the drawer type incorporating section, and it can be come in and gone out and freely accommodate drawer body.

4. bed according to claim 3, it is characterized in that: described bedstead side force mechanism and described partition side force mechanism are Pneumatic spring types.

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