CN104545108A - Overturning mechanism and cabinet-type overturning bed - Google Patents

Overturning mechanism and cabinet-type overturning bed Download PDF

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Publication number
CN104545108A
CN104545108A CN201410852760.5A CN201410852760A CN104545108A CN 104545108 A CN104545108 A CN 104545108A CN 201410852760 A CN201410852760 A CN 201410852760A CN 104545108 A CN104545108 A CN 104545108A
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CN
China
Prior art keywords
connecting rod
switching mechanism
moment
curve
torque
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Granted
Application number
CN201410852760.5A
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Chinese (zh)
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CN104545108B (en
Inventor
林永忠
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Individual
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Individual
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Priority to CN201410852760.5A priority Critical patent/CN104545108B/en
Publication of CN104545108A publication Critical patent/CN104545108A/en
Priority to PCT/CN2015/000618 priority patent/WO2016106761A1/en
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Publication of CN104545108B publication Critical patent/CN104545108B/en
Expired - Fee Related legal-status Critical Current
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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C19/00—Bedsteads
    • A47C19/12—Folding bedsteads
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C17/00—Sofas; Couches; Beds
    • A47C17/52—Cabinet beds; Table beds, or like beds; Wardrobe beds
    • A47C17/60—Cabinet beds; Table beds, or like beds; Wardrobe beds the cabinet being essentially changed in shape in sleeping position of the bed
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C17/00—Sofas; Couches; Beds
    • A47C17/52—Cabinet beds; Table beds, or like beds; Wardrobe beds

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Nursing (AREA)
  • Invalid Beds And Related Equipment (AREA)
  • Transmission Devices (AREA)

Abstract

The invention discloses an overturning mechanism and a cabinet-type overturning bed, and belongs to the technical field of overturning mechanisms and overturning beds. The overturning mechanism comprises a torque conversion mechanism which is mounted on a bottom plate, a power-assisting mechanism which is used for providing force for the torque conversion mechanism, a curve torque adjusting device and a torque transmission output device; the torque conversion mechanism comprises a first connecting rod, a second connecting rod and a third connecting rod which are rotatably connected in sequence; the first connecting rod is connected with the power-assisted mechanism; the end, close to the first connecting rod, of the second connecting rod is tightly adhered to the curve torque adjusting device and can move along the curve torque adjusting device; the torque transmission output device used for connecting a heavy objet is fixed to the other end of the third connecting rod. By adopting the technology, the torque output of the power-assisted mechanism can be automatically adjusted according to the change of load torque in the overturning process of the loaded heavy object, so that the device can be automatically kept in balance with the load torque; the operation is easy and flexible; the space is saved; the function of saving labor and being safe are achieved.

Description

Switching mechanism and cabinet type upset bed
Technical field
One aspect of the present invention relates to switching mechanism technical field, especially relates to the switching mechanism for saving space-efficient family product.
Another aspect of the present invention also relates to a kind of upset bed.
Background technology
At present, various places room rate remains high, people are forced to have to buy small apartment house, housing space is more and more less, people just very wish effectively to utilize room space, extremely wish that common bed can be opened in use easily, the used time can not come to deposit easily in a space-saving manner, and can realize multifunction.Because the volume of bed is all larger, in any case to arrange or to design its space occupied all very large.Special for small apartment house, its available space is very limited, if be directly placed in room by bed, then remaining utilized space just becomes very little, is difficult to the demand meeting people.
For this problem, occur that divan and cabinet type upset bed etc. can save space-efficient bed, these beds can save space, but because bed itself has certain weight, in use need very large strength just can turn, use very inconvenient, especially use more inconvenient for young and older.Moreover put down and overturn in the process of packing up in the upset of upset bed, the center of gravity of bed can change, and gravity torque also changing very on a large scale close to zero-sum, causing operating difficulties, using very dangerous.The switching mechanism of existing cabinet type upset bed etc. can not play laborsaving, to ensure safety function, is therefore badly in need of a kind of new technology and solves this problem.
Summary of the invention
In order to overcome the deficiencies in the prior art, one aspect of the present invention proposes a kind of switching mechanism, its objective is solve existing switching mechanism can not along with load change in switching process the arm of force and moment problem and can not the problem of moment that produces of balancing gravity.
In order to solve above-mentioned technical problem, the basic technical scheme that the present invention proposes is: a kind of switching mechanism, comprises the moment conversion device be arranged on base plate, the servomechanism providing power to moment conversion device, curve moment regulating device and moment transmission output device;
Described moment conversion device comprises the first connecting rod, second connecting rod and the third connecting rod that are rotatably connected successively, and the other end of third connecting rod rotates and is fixed on base plate; Described first connecting rod is connected to servomechanism, described second connecting rod is close to the curvilinear guide of curve moment regulating device all the time and can be moved along this curvilinear guide near one end of first connecting rod, the dismountable fixing described moment transmission output device of the other end of described third connecting rod.
In switching mechanism of the present invention, described second connecting rod is arranging a rotary pulley near one end of first connecting rod, and the curvilinear guide of described curve moment regulating device is close to by this pulley and this pulley can roll along this curvilinear guide.
In switching mechanism of the present invention, described moment transmission output device is a square block.
In switching mechanism of the present invention, the junction of described second connecting rod and third connecting rod arranges torque spring provides the power being adjacent to curve moment regulating device for the one end giving second connecting rod.
In switching mechanism of the present invention, the output of described servomechanism connecting rod connects a plate, and described connecting plate is rotationally connected described first connecting rod.
In switching mechanism of the present invention, described servomechanism provides the power linearly exported.
In switching mechanism of the present invention, comprise straight line maintaining body, this straight line maintaining body comprises leading block and guide chute, it is identical with the direction of the power that servomechanism exports away from the side of curve moment regulating device that this leading block is arranged on connecting plate, and this leading block does rectilinear motion to ensure that connecting plate moves along a straight line along the sliver that is arranged in guide chute.
In switching mechanism of the present invention, a dividing plate is also fixed between described leading block and connecting plate, this dividing plate is arranged the spacing pulley that two rotatable external diameters mate with the opening size of described guide chute, the radial direction of these two spacing pulleys is vertical with sliver and do along the opening both sides of this guide chute and roll back and forth.
In switching mechanism of the present invention, one end of described third connecting rod principle second connecting rod is rotated and is fixed in a gripper shoe, and this gripper shoe is fixed on base plate.
In above-mentioned technical scheme, its beneficial effect is:
1, by arranging moment conversion device, the servomechanism providing power to moment conversion device and curve moment regulating device, make to provide a moment with balanced loaded gravity torque in switching process; By moment conversion device and curve moment regulating device, described moment conversion device slides in curve moment regulating device, this technology can realize changing moment and active force in switching process, realize changing moment to realize balancing gravity moment with this, finally can be laborsaving and improve security.
2, in the present invention, one end of the second connecting rod of moment conversion device arranges pulley, realizes second connecting rod roll on curve moment regulating device by this pulley, can either reduce frictional force like this and can reduce wear again, not only laborsaving but also can improve service life.
3, on base plate, arrange leading block, this leading block does rectilinear motion along the sliver that is arranged in guide chute, can finally ensure that the power that servomechanism exports linearly exports by this technology to ensure that connecting plate moves along a straight line; In addition, a dividing plate is also fixed between leading block and connecting plate, this dividing plate is arranged the spacing pulley that two rotatable external diameters mate with the opening size of described guide chute, what this spacing pulley slided along guide chute opening part can ensure that connecting plate does not produce in moving process like this and beat, and improves stability.
4, in the junction of second connecting rod and third connecting rod, torque spring being set for giving the power of second connecting rod one sensing curve moment regulating device, ensureing that second connecting rod can be close to curve moment regulating device all the time and move.
5, a moment transmission output device is detachably fixed at the right-hand member of third connecting rod, can direct sheathed dead load by this moment transmission output device, and do not need conventionally to be fixed by screw thread, the method is simple, fast, saves time.
6, arrange gripper shoe, described third connecting rod rotates and arranges on the supporting plate, can ensure the intensity of switching mechanism in switching process like this.
The another aspect that the invention still further relates to is a kind of cabinet type upset bed, its objective is that solve existing cabinet type upset bed causes greatly firmly excessive and unsafe problem along with the change of center of gravity causes moment to become in switching process.
For this problem, the present invention proposes a kind of cabinet type upset bed, this cabinet type upset bed comprises casing and bed frame, one of above-mentioned switching mechanism is set between described casing and bed frame, described switching mechanism is fixed on the bottom of box house, and described bed frame junction is connected in the moment transmission output device on third connecting rod, realizes light upset with this.For this technology, owing to have employed above-mentioned switching mechanism, therefore can be free and relaxed in switching process, both saved space, the function of Labor-saving safety can be played again.
Accompanying drawing explanation
Fig. 1 is embodiment one structural representation upon deployment of switching mechanism of the present invention;
Fig. 2 is the structural representation of embodiment one when closed of switching mechanism of the present invention;
The partial schematic diagram that Fig. 3 is the pulley described in Fig. 1 and curve moment regulating device;
Fig. 4 is the structural representation of the straight line maintaining body described in Fig. 1;
Fig. 5 is the structural representation of the cabinet type upset bed described in invention.
Detailed description of the invention
Below with reference to accompanying drawing 1 to accompanying drawing 5, the present invention is described further, but should not limit the scope of the invention with this.
For convenience of description with understanding technical scheme of the present invention, below illustrate that the orientation that the noun of locality used all is shown with accompanying drawing is as the criterion.
Fig. 1 is to accompanying drawing 4 in contrast, and a kind of switching mechanism, comprises base plate 1, arranges curve moment regulating device 2 on the right side of base plate, and this curve moment regulating device 2 in sector structure, curve moment regulating device 2 is provided with curvilinear guide 21 substantially.Rotate on the right side of curve moment regulating device 2 and third connecting rod 5 is set, this third connecting rod 5 is rotationally connected second connecting rod 4, second connecting rod 4 is rotationally connected first connecting rod 3, and first connecting rod 3 connects servomechanism 8 by connecting plate 7, and servomechanism 8 is arranged on the upper left side of curve moment regulating device 2; Preferably, servomechanism 8 is connect the compression-type gas be arranged in parallel a support, and these three gas support linearly output pressure.At the right-hand member of third connecting rod 5, a moment transmission output device 01 is set, preferably, this moment transmission output device 01 is square block, and it to be detachably fixed on third connecting rod 5 and for connecting extraneous load, third connecting rod 5 can be driven to rotate in the process of load upset.During concrete enforcement, in order to strengthen the intensity of switching mechanism in switching process, third connecting rod 5 is arranged in gripper shoe 02, and this gripper shoe 02 is fixed on base plate 1.The right-hand member of second connecting rod 4 is provided with pulley 03, the rotating right-hand member being connected to this second connecting rod 4 of this pulley 03, and the curvilinear guide 21 that curve moment regulating device 2 is close to all the time by this pulley 03 rolls; In order to better ensure that pulley 03 can be close to curve moment regulating device 2 all the time, arrange torque spring 04 in the junction of second connecting rod 4 and third connecting rod 5, this torque spring 04 produces the elastic force that one is pointed to curve moment regulating device 2.
In the present invention, servomechanism 8 is the external lengthwise pressure of generation one, in order to ensure that the pressure that servomechanism 8 exports exports along straight line all the time, a straight line maintaining body 9 is gone out to fix on the left side of connecting plate 7, this straight line maintaining body 9 comprises two leading blocks 91 and guide chute 92, leading block 91 rotates and is arranged on sliding panel 93, and the interior left surface that guide chute 92 comprises arranges a sliver 94, and this sliver 94 is dismountable to be fastened on guide chute 92.When specific works, leading block 91 does reciprocating motion back and forth along sliver 94, and such technology can ensure that movement left can not occur connecting plate 7.More excellent, in the present embodiment, in order to ensure that beating of front and back does not occur connecting plate 7, stationary barrier 95 between sliding panel 93 and connecting plate 7, the right side of this dividing plate 95 is rotated and is arranged two spacing pulleys 96, the left and right end face of these two spacing pulleys 96 is parallel parallel with the left side of guide chute 92, and these two spacing pulleys 96 slide along the medial surface up and down of guide chute 92; In addition in order to reduce friction in taxiing procedures, the contact surface 97 of the medial surface up and down of guide chute 92 and two spacing pulleys 96 is through fine finishining, and improve the smoothness of contact surface 97, this technology can reduce friction greatly, improves service life.
The concrete course of work:
(1) servomechanism is by being compressed to drawing process, and namely this switching mechanism transfers closure state process in deployed condition:
Because load engages with moment transmission output device 01, when load transfers closure state to by deployed condition time, drive moment transmission output device 01 to rotate counterclockwise, thus drive third connecting rod 5 to rotate counterclockwise, second connecting rod 4 moves downward with third connecting rod 5, and first connecting rod 3 also moves downward.Servomechanism 8 i.e. three compression-type gas supports stretch, and it produces a downward pressure; Meanwhile, the pulley 03 be arranged on second connecting rod 4 will move downward along curve moment regulating device 2; Along with first connecting rod 3 constantly moves downward, the angle of the power that itself and servomechanism 8 produce first diminishes and becomes large afterwards; And the center of gravity of load is more and more less to the fulcrum arm of force of third connecting rod 5, thus moment that is relative and fulcrum is diminishing; Can be there is continuous print change in the power produced due to servomechanism 8, the moment that moment this fulcrum relative to gravity that this power produces relative to the fulcrum of third connecting rod 5 produces oppositely balances under the conversion of moment conversion device; Because the curvilinear guide 21 of curve moment regulating device 2 is continually varyings, the moment that the moment that servomechanism 8 is produced and gravity produce all can reach balance all the time, therefore only needs a very little power just can realize overturning when packing up load.
(2) servomechanism is by being stretched to compression process, and namely this switching mechanism transfers deployed condition process at closure state:
This process is just contrary with above-mentioned process, but principle is the same, does not therefore repeat at this, but those skilled in the art can be easy to the operation principle process expecting this process according to above-mentioned principle.
In the present invention, for different loads can the curve moment regulating device 2 of the different radian of adaptive selection to realize the equalising torque produced with gravity.
As shown in Figure 5, another aspect of the present invention provides a cabinet type upset bed 20, and this cabinet type upset bed 20 comprises casing 201 and bed frame 202, arranges above-mentioned switching mechanism 203 between described casing 201 and bed frame 202; When installing, described switching mechanism 203 is fixed on the bottom inside casing 201, and described bed frame 202 is arranged in the moment transmission output device that is connected on third connecting rod, due to when installation, can realize installing together with only needing bed frame 202 to be linked in moment transmission output device, and not need to need to tighten up a screw as traditional technology, seem that installation is very convenient, concrete switching process is identical with the principle of above-mentioned switching mechanism with principle, does not repeat herein.For this technology, owing to have employed above-mentioned switching mechanism, therefore can be free and relaxed in switching process, both saved space, the function of Labor-saving safety can be played again.
The announcement of book and instruction according to the above description, those skilled in the art in the invention can also change above-mentioned embodiment and revise.Therefore, the present invention is not limited to detailed description of the invention disclosed and described above, also should fall in the protection domain of claim of the present invention modifications and changes more of the present invention.In addition, although employ some specific terms in this description, these terms just for convenience of description, do not form any restriction to the present invention.

Claims (10)

1. a switching mechanism, is characterized in that: comprise the moment conversion device be arranged on base plate, the servomechanism providing power to moment conversion device, curve moment regulating device and moment transmission output device;
Described moment conversion device comprises the first connecting rod, second connecting rod and the third connecting rod that are rotatably connected successively, and the other end of third connecting rod rotates and is fixed on base plate; Described first connecting rod is connected to servomechanism, described second connecting rod is close to the curvilinear guide of curve moment regulating device all the time and can be moved along this curvilinear guide near one end of first connecting rod, the dismountable fixing described moment transmission output device of the other end of described third connecting rod.
2. switching mechanism as claimed in claim 1, it is characterized in that: described second connecting rod arranges a rotary pulley near one end of first connecting rod, the curvilinear guide of described curve moment regulating device is close to by this pulley and this pulley can roll along this curvilinear guide.
3. switching mechanism as claimed in claim 1, is characterized in that: described moment transmission output device is a square block.
4. switching mechanism as claimed in claim 1, is characterized in that: the junction of described second connecting rod and third connecting rod arranges torque spring points to curve moment regulating device power for giving second connecting rod one.
5. the switching mechanism as described in one of Claims 1-4, is characterized in that: the output of described servomechanism connecting rod connects a plate, and described connecting plate is rotationally connected described first connecting rod.
6. switching mechanism as claimed in claim 5, is characterized in that: described servomechanism provides the power linearly exported.
7. switching mechanism as claimed in claim 6, it is characterized in that: comprise straight line maintaining body, this straight line maintaining body comprises leading block and guide chute, it is identical with the direction of the power that servomechanism exports away from the side of curve moment regulating device that this leading block is arranged on connecting plate, and this leading block does rectilinear motion to ensure that connecting plate moves along a straight line along the sliver that is arranged in guide chute.
8. switching mechanism as claimed in claim 7, it is characterized in that: between described leading block and connecting plate, also fix a dividing plate, this dividing plate is arranged the spacing pulley that two rotatable external diameters mate with the opening size of described guide chute, the radial direction of these two spacing pulleys is vertical with sliver and do along the opening both sides of this guide chute and roll back and forth.
9. switching mechanism as claimed in claim 1, is characterized in that: one end of described third connecting rod principle second connecting rod is rotated and is fixed in a gripper shoe, and this gripper shoe is fixed on base plate.
10. a upset bed, comprise casing and bed frame, it is characterized in that: the switching mechanism that one of claim 1 to 9 is described is set between described casing and bed frame, described switching mechanism is fixed on the bottom of box house, and described bed frame is arranged in the moment transmission output device that is connected on third connecting rod.
CN201410852760.5A 2014-12-31 2014-12-31 Switching mechanism and cabinet type overturning bed Expired - Fee Related CN104545108B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201410852760.5A CN104545108B (en) 2014-12-31 2014-12-31 Switching mechanism and cabinet type overturning bed
PCT/CN2015/000618 WO2016106761A1 (en) 2014-12-31 2015-08-31 Turnover mechanism and cabinet type turnover bed

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410852760.5A CN104545108B (en) 2014-12-31 2014-12-31 Switching mechanism and cabinet type overturning bed

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CN104545108A true CN104545108A (en) 2015-04-29
CN104545108B CN104545108B (en) 2018-06-19

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WO (1) WO2016106761A1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105054653A (en) * 2015-08-19 2015-11-18 林永忠 Forward overturning mechanism for foldable bed
CN105167453A (en) * 2015-10-19 2015-12-23 林永忠 Turnover device of turnover folding bed
WO2016106761A1 (en) * 2014-12-31 2016-07-07 林永忠 Turnover mechanism and cabinet type turnover bed
CN106617889A (en) * 2016-11-30 2017-05-10 西达克沙发床配件（上海）有限公司 Integrated folding and overturning sofa bed

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113969936B (en) * 2021-10-22 2022-09-09 西安诺瓦星云科技股份有限公司 Control console

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Publication number Priority date Publication date Assignee Title
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CN106617889A (en) * 2016-11-30 2017-05-10 西达克沙发床配件（上海）有限公司 Integrated folding and overturning sofa bed

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WO2016106761A1 (en) 2016-07-07

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