CN107280322A - It is a kind of electric up-down bed - Google Patents
It is a kind of electric up-down bed Download PDFInfo
- Publication number
- CN107280322A CN107280322A CN201710387085.7A CN201710387085A CN107280322A CN 107280322 A CN107280322 A CN 107280322A CN 201710387085 A CN201710387085 A CN 201710387085A CN 107280322 A CN107280322 A CN 107280322A
- Authority
- CN
- China
- Prior art keywords
- support knife
- steel wire
- wire rope
- roller
- knife assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
- A47C17/84—Suspended beds, e.g. suspended from ceiling
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C19/00—Bedsteads
- A47C19/02—Parts or details of bedsteads not fully covered in a single one of the following subgroups, e.g. bed rails, post rails
Abstract
The present invention discloses a kind of electric up-down bed, the weight of balancing weight and the weight of bed body are approximately equivalent, bed body is arranged on left support knife assembly and right support knife assembly, and left support knife assembly, right support knife assembly are separately positioned on the left and right sides of Height-adjustable, and balancing weight is arranged on the middle part of Height-adjustable；Left close mechanism includes the second steel wire rope, upper left angle pulley and lower-left angle pulley, and right close mechanism includes the 3rd steel wire rope, upper right angle pulley and bottom right angle pulley；Elevator is connected with chain, and elevator is socketed on optical axis, motor driven gear rotation, gear drive chain rise or fall, chain so drive elevator rise or fall；Elevator is connected with the second steel wire rope and the 3rd steel wire rope.Compared with prior art, of the invention electric up-down bed, simple in construction, easy for installation, due to the presence of balancing weight, left and right support knife assembly can support the weight of bed body, and can be lifted with Electronic control.
Description
Technical field
The present invention relates to field of furniture, more particularly to one kind are electric up-down bed.
Background technology
Furniture refers to that the mankind maintain normal life, are engaged in production practices and carry out the essential class device of social activities
Tool.Furniture also follows the step in epoch to continue to develop innovation, and of a great variety by now, materials are different, great variety of goods, and purposes is not
One, it is one of indispensable part of family life.
Furniture is made up of material, structure, appearance forrns and function four factors, and wherein function is guide, is to promote house
Has the power of development, structure is trunk, is the basis for realizing function.These four factors are interknited, and are conditioned each other again.Due to family
Tool is that, in order to meet the certain material requisite of people and application target and design and fabrication, therefore furniture also has material and outer
Factor in terms of sight form.
Modern house life, which is particular about, saves life and saves space, therefore occurs in that the concept of Height-adjustable.Height-adjustable makes
Be under state in landing shape body, Height-adjustable without using state be in raised configuration, can thus make full use of because
The space taken for bed.
At present, the lifting structure of existing Height-adjustable is complicated, designs unreasonable, installs inconvenience, is not enough to support the weight of bed body
, there is certain potential safety hazard in amount.
The content of the invention
In order to overcome above-mentioned deficiency of the prior art, the present invention provides a kind of electric up-down bed, simple in construction, installation side
Just, due to the presence of balancing weight, left and right support knife assembly can support the weight of bed body, and can be lifted with Electronic control.
The present invention's is electric up-down bed, including balancing weight, bed body, left support knife assembly, right support knife assembly, left closure machine
Structure, right close mechanism and motor drive mechanism, the weight of the weight of the balancing weight and the bed body are approximately equivalent, wherein：
The bed body is arranged on the left support knife assembly and the right support knife assembly, the left support knife assembly,
Right support knife assembly is separately positioned on the left and right sides of Height-adjustable, and the balancing weight is arranged on the middle part of the Height-adjustable, described
First steel wire rope one end is vertically connected on right support knife assembly, is turned to, vertically bypassed by two right counterweight pulleys on the right
The counterweight pulley of the balancing weight, then turned to by two left counterweight pulleys on the left side, the first steel wire rope other end is vertical
It is connected with left support knife assembly；
The left close mechanism includes the second steel wire rope, upper left angle pulley and lower-left angle pulley, second steel wire
Rope one end is connected with the left support knife assembly, the other end the turning by the upper left angle pulley of second steel wire rope
After to, the steering of lower-left angle pulley, it is connected with the left support knife assembly, one close ring of the second steel wire rope formation
Road；
The right close mechanism includes the 3rd steel wire rope, upper right angle pulley and bottom right angle pulley, the 3rd steel wire
Rope one end is connected with the right support knife assembly, the other end the turning by the upper right angle pulley of the 3rd steel wire rope
After to, the steering of bottom right angle pulley, it is connected with the right support knife assembly, one close ring of the 3rd steel wire rope formation
Road；
The motor drive mechanism includes motor, chain, gear, optical axis and elevator, and the elevator is connected with the chain,
The elevator is socketed on the optical axis, and the motor drives the gear rotation, and the gear drives the chain to rise
Or decline, the chain and then drive the elevator to rise or fall；
The elevator is connected with second steel wire rope and the 3rd steel wire rope.
Preferably, the left support knife assembly is identical with the right support knife assembly structure, respectively including support knife, upper rolling
Wheel, bottom roller and limited roller；
The support knife is string configuration, and length direction is Y-direction, and width is X-direction, and short transverse is Z side
To；
The upper roller is arranged on the top of the support knife, the Y of the rotating shaft of the upper roller perpendicular to the support knife
The plane that direction is constituted with X-direction；
The bottom roller is arranged on the bottom of the support knife, the Y of the rotating shaft of the bottom roller perpendicular to the support knife
The plane that direction is constituted with X-direction；
The limited roller is arranged on the support knife, the Y of the rotating shaft of the limited roller perpendicular to the support knife
The plane that direction is constituted with Z-direction；
The support knife is partially disposed in the stud openings pipe of Height-adjustable, and the stud openings pipe is in the longitudinal direction
Openend is provided with, the upper roller, bottom roller and limited roller are rolled in the stud openings pipe.
Preferably, the left close mechanism also includes left adjustable pulley, and the left adjustable pulley is arranged on the supralevoversion
To between pulley or the lower-left angle pulley, second steel wire rope bypasses the left adjustable pulley.
Preferably, the right close mechanism also includes right adjustable pulley, and the right adjustable pulley is arranged on the upper right and turned
To between pulley or the bottom right angle pulley, the 3rd steel wire rope bypasses the right adjustable pulley.
Preferably, the left adjustable pulley is identical with the right adjustable pulley structure, respectively including mounting seat, regulation branch
Frame, bolt and deflecting roller, the mounting seat are arranged on wall body, and the deflecting roller, the tune are provided with the adjusting bracket
Section support is connected by the bolt with the mounting seat, and the bolt respectively coordinates knob to have in the both sides up and down of the mounting seat
Top nut and lower nut.
Preferably, the support knife assembly is the support knife assembly of left and right two, is separately positioned on the left and right sides of Height-adjustable,
The balancing weight is arranged on the middle part of the Height-adjustable, and described first steel wire rope one end is connected on the support knife assembly on the right,
Turned to by the counterweight pulley on the right, bypass the counterweight pulley of the balancing weight, then turned to by the counterweight pulley on the left side, it is described
The first steel wire rope other end and the support knife assembly on the left side are connected.
Preferably, the rotating shaft installation site of the upper roller and the rotating shaft installation site of the bottom roller, which exist, misplaces, institute
State the rotating shaft installation site of the rotating shaft installation site of upper roller and the bottom roller not same perpendicular to the support knife X
On the straight line for the plane that direction is constituted with Z-direction, rotating shaft of the rotating shaft installation site than the bottom roller of the upper roller is installed
It is located closer to the openend of the stud openings pipe.
Preferably, the position of the openend near the stud openings pipe of the upper roller and the bottom roller be most
The position of openend away from the stud openings pipe is C in the horizontal range of X-direction, and the stud openings pipe is in X-direction
Inwall width distance is A, C=A.
Preferably, the limited roller includes upper limit roller and lower limit roller, and the upper limit roller is arranged on institute
The top of support knife is stated, the lower limit roller is arranged on the bottom of the support knife, a diameter of D of the limited roller, institute
The inside wall height distance that stud openings pipe is stated in Z-direction is B, B ＞ D.
Preferably, second steel wire rope and the 3rd steel wire rope are pressed in institute by the elevator by steel wire rope pressing plate
State on elevator.
The electric up-down bed operation principle of the present invention is as follows：Bed body is arranged on left support knife assembly and right support knife assembly
On, while left support knife assembly and right support knife assembly are connected by the first steel wire rope with balancing weight, the weight of balancing weight and bed body
Amount is roughly equal, and support knife assembly is string configuration, according to principle of moments, and support knife assembly can support the huge weight of bed body
Amount.Due to the presence of balancing weight, and the weight of balancing weight and bed body is roughly equal, and support knife assembly is by the upward power of balancing weight
Downward power is approximately equivalent with bed body, and additionally, due to the presence of frictional force, and the upward power of balancing weight is more than bed plus frictional force
The downward power of body, the downward power of bed body is more than the upward power of balancing weight plus frictional force so that bed body will not both rise, and also will not
Decline, only after external force overcomes frictional force, bed body could be promoted to rise or fall.Motor drive mechanism includes motor, chain, tooth
Wheel, optical axis and elevator, elevator are connected with chain, and elevator is socketed on optical axis, and motor driven gear rotation, gear drives
Chain rises or falls, chain so that drive elevator rise or fall, optical axis plays position-limiting action；Elevator and the second steel wire
Rope and the connection of the 3rd steel wire rope, and then drive the second steel wire rope and the 3rd steel wire rope raising and lowering simultaneously, the second steel wire rope and
3rd steel wire rope drives left support knife assembly and right support knife assembly raising and lowering, so that bed body raising and lowering.By
Comparatively smaller in frictional force, motor can overcome frictional force with smaller power, drive bed body to rise or fall, use
It is convenient.
Left support knife assembly and right support knife assembly are separately positioned on the left and right sides of Height-adjustable, and balancing weight is arranged on lifting
The middle part of bed, bed body raising and lowering is more steady and safe.First steel wire rope one end is connected on the support knife assembly on the right,
Turned to by the counterweight pulley on the right, bypass the counterweight pulley of balancing weight, then turned to by the counterweight pulley on the left side, the first steel wire
The rope other end and the support knife assembly on the left side are connected.Balancing weight declines, and bed body rises；Balancing weight rises, and bed body declines.
Compared with prior art, it is of the invention electric up-down bed, it is simple in construction, it is easy for installation, due to the presence of balancing weight,
Left and right support knife assembly can support the weight of bed body, and can be lifted with Electronic control.
Being partially disposed in the stud openings pipe of Height-adjustable for the support knife of left support knife assembly and right support knife assembly, stands
Post open tube is provided with openend in the longitudinal direction, and upper roller, bottom roller and limited roller are rolled in stud openings pipe, on
Roller and bottom roller are in the Y direction along stud openings pipe scroll-up/down, and limited roller is in the spacing firmly support knife of Z-direction so that branch
Support knife will not vacillate now to the left, now to the right, and it is suitable that upper roller, bottom roller and limited roller ensure that support knife is rolled in stud openings pipe simultaneously
Freely.
Misplaced in addition, the rotating shaft installation site of upper roller and the rotating shaft installation site of bottom roller are present, the rotating shaft of upper roller
The plane that installation site and the rotating shaft installation site of bottom roller are not constituted in same perpendicular to the X-direction of support knife with Z-direction
Straight line on.The rotating shaft installation site of upper roller than bottom roller rotating shaft installation site closer to the openend of stud openings pipe.
Such structure can be such that support knife preferably places and in stud openings pipe, simultaneously because the gravity of bed body is only vertical
Downward, cause to support the top and bottom of knife to tilt, the stress point of upper roller is in the openend near stud openings pipe
Position, the stress point of bottom roller is at the position of the openend farthest away from stud openings pipe, just with upper roller and bottom roller
Misalignment position is consistent so that upper roller and bottom roller roll more smooth.
The position of the openend near stud openings pipe of upper roller and the opening farthest away from stud openings pipe of bottom roller
The position at mouth end is C in the horizontal range of X-direction, and stud openings pipe is A, C=A in the inwall width distance of X-direction.In support
Knife is placed in stud openings pipe regardless of whether when bearing the gravity of bed body, whole support knife can be completely parallel in the Y direction
Stud openings pipe is moved, without any offset by gap.
Limited roller includes upper limit roller and lower limit roller, and upper limit roller is arranged on the top of support knife, lower limit
Position roller is arranged on the bottom of support knife.A diameter of D of limited roller, stud openings pipe is in the inside wall height distance of Z-direction
B, B ＞ D.Due to bed body gravity down, be oscilaltion, therefore, support knife can vacillate now to the left, now to the right in the horizontal direction, spacing rolling
Wheel is in the spacing firmly support knife of Z-direction so that support knife will not vacillate now to the left, now to the right in the horizontal direction.
The design structure of left support knife assembly and right support knife assembly solves it and kept in stud openings pipe well
The stabilization that vertical direction is moved up and down, and left and right directions very little gap wobble, and knife assembly matches somebody with somebody is roller for support, it is ensured that
Scroll-up/down it is smooth
Brief description of the drawings
In order to illustrate more clearly of technical scheme, it will make simple to the required accompanying drawing used in description below
Introduce on ground, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ordinary skill
For personnel, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is overall structure diagram electric up-down bed in the embodiment of the present invention；
Electric up-down bed internal structure schematic diagram in Fig. 2 embodiment of the present invention, bed body not shown in figure；
Fig. 3 is connected for left support knife assembly electric up-down bed in the embodiment of the present invention, right support knife assembly with balancing weight
Structural representation；
Fig. 4 be electric up-down bed left support knife assembly in the embodiment of the present invention, right support knife assembly, left close mechanism,
The structural representation of right close mechanism and motor drive mechanism connection；
Fig. 5 is the structural representation of support knife assembly in Fig. 4；
Fig. 6 is the Y-direction of support knife assembly in Fig. 5 and the cross section structure schematic diagram of X-direction, wherein, upper roller is most leaned on
Water of the position of the position of the openend of nearly stud openings pipe and the openend farthest away from stud openings pipe of bottom roller in X-direction
Flat distance is C；
Fig. 7 be Fig. 5 in support knife assembly Y-direction and Z-direction cross section structure schematic diagram, wherein, limited roller it is straight
Footpath is D；
Fig. 8 is arranged on the cross section structure schematic diagram of stud openings pipe for support knife assembly in the embodiment of the present invention；
Fig. 9 is the cross section structure schematic diagram of Fig. 8 central post open tubes, wherein, inwall width of the stud openings pipe in X-direction
Distance is A, is B in the inside wall height distance of Z-direction；
Figure 10 is the use state figure of electric up-down bed left adjustable pulley or right adjustable pulley in the embodiment of the present invention；
Figure 11 is the structural representation of electric up-down bed left adjustable pulley or right adjustable pulley in the embodiment of the present invention.
Embodiment
, below will be with specific to enable goal of the invention, feature, the advantage of the present invention more obvious and understandable
Embodiment and accompanying drawing, the technical scheme that the present invention is protected are clearly and completely described, it is clear that implementation disclosed below
Example is only a part of embodiment of the invention, and not all embodiment.Based on the embodiment in this patent, the common skill in this area
All other embodiment that art personnel are obtained under the premise of creative work is not made, belongs to the model of this patent protection
Enclose.
Fig. 1-Figure 11 is referred to, Fig. 1 is overall structure diagram electric up-down bed in the embodiment of the present invention；This hair of Fig. 2
Electric up-down bed internal structure schematic diagram in bright embodiment, bed body not shown in figure；Fig. 3 is electronic liter in the embodiment of the present invention
The structural representation that left support knife assembly, the right support knife assembly of drop bed are connected with balancing weight；Fig. 4 is electricity in the embodiment of the present invention
Left support knife assembly, right support knife assembly, left close mechanism, right close mechanism and the structure of motor drive mechanism connection of dynamic Height-adjustable
Schematic diagram；Fig. 5 is the structural representation of support knife assembly in Fig. 4；Fig. 6 is the Y-direction and X-direction of support knife assembly in Fig. 5
Cross section structure schematic diagram, wherein, the position of the openend near stud openings pipe of upper roller and bottom roller farthest away from vertical
The position of the openend of post open tube is C in the horizontal range of X-direction；Fig. 7 is the Y-direction and Z-direction of support knife assembly in Fig. 5
Cross section structure schematic diagram, wherein, a diameter of D of limited roller；Fig. 8 is arranged on vertical for support knife assembly in the embodiment of the present invention
The cross section structure schematic diagram of post open tube；Fig. 9 is the cross section structure schematic diagram of Fig. 8 central post open tubes, wherein, stud openings pipe
It is A in the inwall width distance of X-direction, is B in the inside wall height distance of Z-direction；Figure 10 is electronic liter in the embodiment of the present invention
The left adjustable pulley of bed or the use state figure of right adjustable pulley drop；Figure 11 is left tune electric up-down bed in the embodiment of the present invention
Save the structural representation of pulley or right adjustable pulley.
The present embodiment provides a kind of electric up-down bed, including balancing weight 2, bed body 1, left support knife assembly 6, right support knife group
Part 7, left close mechanism, right close mechanism and motor drive mechanism, the weight of the weight and bed body 1 of balancing weight 2 are approximately equivalent, wherein：
Bed body 1 is arranged on left support knife assembly 6 and right support knife assembly 7, and left support knife assembly 6, right support knife assembly 7 are set respectively
In the left and right sides of Height-adjustable, balancing weight 2 is arranged on the middle part of Height-adjustable, and the one end of the first steel wire rope 3 is vertically connected on right support
On knife assembly 7, turned to by two right counterweight pulleys 32 on the right, vertically bypass the counterweight pulley of balancing weight 2, then pass through the left side
Two left counterweight pulleys 31 turn to, the other end of the first steel wire rope 3 is vertically connected with left support knife assembly 6；Left close mechanism bag
The second steel wire rope 4, upper left angle pulley 41 and lower-left angle pulley 42 are included, the one end of the second steel wire rope 4 connects with left support knife assembly 6
Connect, after the other end of the second steel wire rope 4 is by the steering of upper left angle pulley 41, the steering of lower-left angle pulley 42, with left branch
Support knife assembly 6 is connected, the second steel wire rope 4 one closed circuit of formation；Right close mechanism includes the 3rd steel wire rope 5, upper right and turned to
Pulley 51 and bottom right angle pulley 52, the one end of the 3rd steel wire rope 5 is connected with right support knife assembly 7, the other end of the 3rd steel wire rope 5
After the steering of upper right angle pulley 51, the steering of bottom right angle pulley 52, it is connected with right support knife assembly 7, the 3rd steel wire
Rope 5 forms a closed circuit；Motor drive mechanism include motor 8, chain 18, gear 10, optical axis 11 and elevator 9, elevator 9 with
Chain 18 is connected, and elevator 9 is socketed on optical axis 11, and motor 8 rotates with moving gear 10, gear 10 drive chain 18 rise or under
Drop, chain 18 and then drive elevator 9 rise or fall；Elevator 9 is connected with the second steel wire rope 4 and the 3rd steel wire rope 5.
Left support knife assembly 6 is identical with the structure of right support knife assembly 7, respectively including support knife 13, upper roller 14, bottom roller
15 and limited roller 90；Support knife 13 is string configuration, and length direction is Y-direction, and width is X-direction, short transverse
For Z-direction；Upper roller 14 is arranged on the top of support knife 13, and the rotating shaft of upper roller 14 is perpendicular to the Y-direction and X side for supporting knife 13
To the plane of composition；Bottom roller 15 is arranged on the bottom of support knife 13, and the rotating shaft of bottom roller 15 is perpendicular to the Y-direction for supporting knife 13
The plane constituted with X-direction；Limited roller 90 is arranged on support knife 13, and the rotating shaft of limited roller 90 is perpendicular to support knife 13
The plane that Y-direction is constituted with Z-direction；Support being partially disposed in the stud openings pipe 17 of Height-adjustable for knife 13, stud openings pipe
17 are provided with openend in the longitudinal direction, and upper roller 14, bottom roller 15 and limited roller 90 are rolled in stud openings pipe 17.
Left close mechanism also includes left adjustable pulley 43, and left adjustable pulley 43 is arranged on upper left angle pulley 41 or lower-left turns
To between pulley 42, the second steel wire rope 4 bypasses left adjustable pulley 43.Right close mechanism also includes right adjustable pulley 53, right regulation
Pulley 53 is arranged between upper right angle pulley 51 or bottom right angle pulley 52, and the 3rd steel wire rope 5 bypasses right adjustable pulley 53.
Left adjustable pulley 4 is identical with the right structure of adjustable pulley 5, respectively including mounting seat 101, adjusting bracket 102, bolt
104 and bearing 103, mounting seat 101 is arranged on wall body, bearing 103 is provided with adjusting bracket 102, adjusting bracket 102 passes through
Bolt 104 is connected with mounting seat 101, and bolt 104 respectively coordinates knob to have top nut 105 with in the both sides up and down of mounting seat 101
Nut 106.
Mounting seat 101 includes right angle setting piece 1011 and level connection joint piece 1012, right angle setting piece 1011 and level connection joint
Piece 1012 is connected, and right angle setting piece 1011 is arranged on wall body, and level connection joint piece 1012 is vertical with bolt 1044 to be connected.Regulation branch
The gap of very little is left between frame 102 and right angle setting piece 1011, gap is 1mm, convenient regulation and installation.In addition, if axle
Hold that 103 power born are too big, adjusting bracket 102 can be resisted against on right angle setting piece 1011, prevent level connection joint piece 1012 from becoming
Shape.Adjusting bracket 102 is provided with rotating shaft 107, and bearing 103 is arranged in adjusting bracket 102 by rotating shaft 107 and fixing nut.
Bearing 103 is the encapsulated pulley of bearing 103, when steel wire rope is moved on pulley, can reduce noise.Bolt 104 is hexagonal in X80
Cylinder head bolt, top nut 105 and lower nut 106 are M8 nuts.
The second steel wire rope 4 or the 3rd steel wire rope 5 under closure state bypass bearing 10312, the second steel wire rope 4 or the 3rd steel
The length of cord 5 is fixed.When steel wire rope is excessively loose, first knob unclamps the lower nut 106 of bolt 104, then tightens bolt 104
Top nut 105 so that adjusting bracket 102 is moved up, and then is moved up with dynamic bearing 103 so that steel wire rope is also upward
It is mobile, and then the stroke of steel wire rope has been elongated, so as to tighten steel wire rope；When steel wire rope tension, first knob unclamps bolt 104
Top nut 105, then tighten the lower nut 106 of bolt 104 so that adjusting bracket 102 is moved down, and then with dynamic bearing
103 are moved down so that steel wire rope is also moved down, and then shorten the stroke of steel wire rope, so as to adjust steel wire rope loose.
It is left support knife assembly 6 and right support knife assembly 7 to support knife assembly, is separately positioned on the left and right sides of Height-adjustable,
Balancing weight 2 is arranged on the middle part of Height-adjustable, and the one end of the first steel wire rope 3 is connected on the support knife assembly on the right, passes through the right
Counterweight pulley is turned to, and bypasses the counterweight pulley of balancing weight 2, then turned to by the counterweight pulley on the left side, the other end of the first steel wire rope 3
It is connected with the support knife assembly on the left side.
The rotating shaft installation site of upper roller 14 exists with the rotating shaft installation site of bottom roller 15 to misplace, the rotating shaft of upper roller 14
What installation site and the rotating shaft installation site of bottom roller 15 were not constituted in same perpendicular to the X-direction of support knife 13 with Z-direction
On the straight line of plane, the rotating shaft installation site of upper roller 14 than bottom roller 15 rotating shaft installation site closer to stud openings pipe 17
Openend.
The position of the openend near stud openings pipe 17 of upper roller 14 and bottom roller 15 are farthest away from stud openings
The position of the openend of pipe 17 is C in the horizontal range of X-direction, and stud openings pipe 17 is A, C in the inwall width distance of X-direction
=A.
Limited roller 90 includes upper limit roller 91 and lower limit roller 92, and upper limit roller 91 is arranged on support knife 13
Top, lower limit roller 92 be arranged on support knife 13 bottom, a diameter of D of limited roller 90, stud openings pipe 17 is in Z-direction
Inside wall height distance be B, B ＞ D.B subtracts D equal to 2mm.
Second steel wire rope 4 and the 3rd steel wire rope 5 are pressed on elevator 9 by elevator 9 by steel wire rope pressing plate 12.
The top of support knife 13 is provided with the mounting post 16 for installing bed body 1.
The electric up-down bed operation principle of the present invention is as follows：
Bed body 1 is arranged on left support knife assembly 6 and right support knife assembly 7, while left support knife assembly 6 and right support knife
Component 7 is connected by the first steel wire rope 3 with balancing weight 2, and balancing weight 2 and the weight of bed body 1 are roughly equal, and support knife assembly is length
Strip structure, according to principle of moments, support knife assembly can support the huge weight of bed body 1.Due to the presence of balancing weight 2, and
Balancing weight 2 and the weight of bed body 1 are roughly equal, support knife assembly by the upward power of balancing weight 2 and the downward power of bed body 1 about
Equal, additionally, due to the presence of frictional force, and the upward power of balancing weight 2 is more than the downward power of bed body 1, bed body 1 plus frictional force
Downward power is more than the upward power of balancing weight 2 plus frictional force so that bed body 1 will not both rise, and will not also decline, only when outer
Power is overcome after frictional force, and bed body 1 could be promoted to rise or fall.Motor drive mechanism includes motor 8, chain 18, gear 10, optical axis
11 and elevator 9, elevator 9 is connected with chain 18, and elevator 9 is socketed on optical axis 11, and motor 8 rotates with moving gear 10, tooth
Wheel 10 drive chains 18 rise or fall, chain 18 so drive elevator 9 rise or fall, optical axis 11 plays position-limiting action；
Elevator 9 is connected with the second steel wire rope 4 and the 3rd steel wire rope 5, so drive the second steel wire rope 4 and the 3rd steel wire rope 5 simultaneously on
Rise and decline, the second steel wire rope 4 and the 3rd steel wire rope 5 drive left support knife assembly 6 and the raising and lowering of right support knife assembly 7,
So that the raising and lowering of bed body 1.Because frictional force is comparatively smaller, motor 8 can be rubbed with smaller power to overcome
Power is wiped, drives bed body 1 to rise or fall, it is easy to use.
Left support knife assembly 6 and right support knife assembly 7 are separately positioned on the left and right sides of Height-adjustable, and balancing weight 2 is arranged on
The middle part of Height-adjustable, the raising and lowering of bed body 1 is more steady and safe.The one end of first steel wire rope 3 is connected to the support knife on the right
On component, turned to by the counterweight pulley on the right, bypass the counterweight pulley of balancing weight 2, then turned to by the counterweight pulley on the left side,
The other end of first steel wire rope 3 and the support knife assembly on the left side are connected.Balancing weight 2 declines, and bed body 1 rises；Balancing weight 2 rises, bed
Body 1 declines.
Compared with prior art, it is of the invention electric up-down bed, it is simple in construction, it is easy for installation, due to depositing for balancing weight 2
In, left and right, support knife assembly can support the weight of bed body 1, and can be lifted with Electronic control.
The stud openings pipe for being partially disposed in Height-adjustable of the support knife 13 of left support knife assembly 6 and right support knife assembly 7
In 17, stud openings pipe 17 is provided with openend in the longitudinal direction, and upper roller 14, bottom roller 15 and limited roller 90 are in column
Rolled in open tube 17, upper roller 14 and bottom roller 15 are in the Y direction along the scroll-up/down of stud openings pipe 17, and limited roller 90 exists
Z-direction is spacing to be lived to support knife 13 so that support knife 13 will not vacillate now to the left, now to the right, and upper roller 14, bottom roller 15 and limited roller 90 are same
When to ensure that support knife 13 is rolled in the stud openings pipe 17 smooth.
Misplaced in addition, the rotating shaft installation site of upper roller 14 and the rotating shaft installation site of bottom roller 15 are present, upper roller 14
Rotating shaft installation site and bottom roller 15 rotating shaft installation site not same perpendicular to support knife 13 X-direction and Z-direction
On the straight line of the plane of composition.The rotating shaft installation site of upper roller 14 is opened than the rotating shaft installation site of bottom roller 15 closer to column
The openend of mouth pipe 17.Such structure can be such that support knife 13 preferably places and in stud openings pipe 17, simultaneously
Due to bed body 1 gravity only vertically downward, cause to support the top and bottom of knife 13 to have inclined pressure, upper roller 14
Stress point is at the position of the openend near stud openings pipe 17, and the stress point of bottom roller 15 is farthest away from stud openings pipe 17
Openend position, it is just consistent with the misalignment position of upper roller 14 and bottom roller 15 so that upper roller 14 and bottom roller 15
Roll more smooth.
The position of the openend near stud openings pipe 17 of upper roller 14 and bottom roller 15 are farthest away from stud openings
The position of the openend of pipe 17 is C in the horizontal range of X-direction, and stud openings pipe 17 is A, C in the inwall width distance of X-direction
=A.It is placed in support knife 13 in stud openings pipe 17 regardless of whether when bearing the gravity of bed body 1, whole support knife 13 is in Y side
Moved to stud openings pipe 17 can be completely parallel to, without any offset by gap.
Limited roller 90 includes upper limit roller 91 and lower limit roller 92, and upper limit roller 91 is arranged on support knife 13
Top, lower limit roller 92 is arranged on the bottom of support knife 13.A diameter of D of limited roller 90, stud openings pipe 17 is in Z-direction
Inside wall height distance be B, B ＞ D.Due to bed body 1 gravity down, be oscilaltion, therefore, support knife 13 in level side
To can vacillate now to the left, now to the right, limited roller 90 Z-direction it is spacing live support knife 13 so that support knife 13 in the horizontal direction will not left and right shake
Pendulum.
The design structure of left support knife assembly 6 and right support knife assembly 7 solves it in stud openings pipe 17 well
Keep the stabilization that moves up and down of vertical direction, and left and right directions very little gap wobble, and it is roller that support knife assembly, which matches somebody with somebody, is protected
The smooth of scroll-up/down is demonstrate,proved.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
1. it is a kind of electric up-down bed, it is characterised in that including balancing weight, bed body, left support knife assembly, right support knife assembly, a left side
Close mechanism, right close mechanism and motor drive mechanism, the weight of the weight of the balancing weight and the bed body are approximately equivalent, wherein：
The bed body is arranged on the left support knife assembly and the right support knife assembly, the left support knife assembly, right branch
Support knife assembly is separately positioned on the left and right sides of Height-adjustable, and the balancing weight is arranged on the middle part of the Height-adjustable, described first
Steel wire rope one end is vertically connected on right support knife assembly, is turned to, vertically bypassed described by two right counterweight pulleys on the right
The counterweight pulley of balancing weight, then turned to by two of the left side left counterweight pulleys, the first steel wire rope other end vertically with a left side
Support knife assembly connection；
The left close mechanism includes the second steel wire rope, upper left angle pulley and lower-left angle pulley, second steel wire rope one
End is connected with the left support knife assembly, the steering by the upper left angle pulley of the other end of second steel wire rope, a left side
After the steering of lower angle pulley, it is connected with the left support knife assembly, one closed circuit of the second steel wire rope formation；
The right close mechanism includes the 3rd steel wire rope, upper right angle pulley and bottom right angle pulley, the 3rd steel wire rope one
End is connected with the right support knife assembly, the steering by the upper right angle pulley of the other end of the 3rd steel wire rope, the right side
After the steering of lower angle pulley, it is connected with the right support knife assembly, one closed circuit of the 3rd steel wire rope formation；
The motor drive mechanism includes motor, chain, gear, optical axis and elevator, and the elevator is connected with the chain, described
Elevator is socketed on the optical axis, and the motor drives the gear rotation, the gear drive the chain rise or under
Drop, the chain and then the drive elevator rise or fall；
The elevator is connected with second steel wire rope and the 3rd steel wire rope.
2. it is according to claim 1 electric up-down bed, it is characterised in that the left support knife assembly and the right support knife
Modular construction is identical, respectively including support knife, upper roller, bottom roller and limited roller；
The support knife is string configuration, and length direction is Y-direction, and width is X-direction, and short transverse is Z-direction；
The upper roller is arranged on the top of the support knife, the Y-direction of the rotating shaft of the upper roller perpendicular to the support knife
The plane constituted with X-direction；
The bottom roller is arranged on the bottom of the support knife, the Y-direction of the rotating shaft of the bottom roller perpendicular to the support knife
The plane constituted with X-direction；
The limited roller is arranged on the support knife, the Y-direction of the rotating shaft of the limited roller perpendicular to the support knife
The plane constituted with Z-direction；
The support knife is partially disposed in the stud openings pipe of Height-adjustable, and the stud openings pipe sets in the longitudinal direction
There is openend, the upper roller, bottom roller and limited roller are rolled in the stud openings pipe.
3. it is according to claim 1 electric up-down bed, it is characterised in that the left close mechanism also includes left regulation and slided
Wheel, the left adjustable pulley is arranged between the upper left angle pulley or the lower-left angle pulley, second steel wire rope
Bypass the left adjustable pulley.
4. it is according to claim 3 electric up-down bed, it is characterised in that the right close mechanism also includes right regulation and slided
Wheel, the right adjustable pulley is arranged between the upper right angle pulley or the bottom right angle pulley, the 3rd steel wire rope
Bypass the right adjustable pulley.
5. it is according to claim 4 electric up-down bed, it is characterised in that the left adjustable pulley and the right adjustable pulley
Structure is identical, respectively including mounting seat, adjusting bracket, bolt and deflecting roller, and the mounting seat is arranged on wall body, the regulation
The deflecting roller is provided with support, the adjusting bracket is connected by the bolt with the mounting seat, and the bolt is in institute
The both sides up and down for stating mounting seat respectively coordinate knob to have top nut and lower nut.
6. it is according to claim 2 electric up-down bed, it is characterised in that the support knife assembly is the two support knives in left and right
Component, is separately positioned on the left and right sides of Height-adjustable, and the balancing weight is arranged on the middle part of the Height-adjustable, first steel wire
Rope one end is connected on the support knife assembly on the right, is turned to by the counterweight pulley on the right, and the counterweight for bypassing the balancing weight is slided
Wheel, then turned to by the counterweight pulley on the left side, the support knife assembly on the first steel wire rope other end and the left side is connected.
7. according to claim 2 electric up-down bed, it is characterised in that the rotating shaft installation site of the upper roller with it is described
There is dislocation, the rotating shaft installation site of the upper roller and the rotating shaft installation position of the bottom roller in the rotating shaft installation site of bottom roller
On the straight line for putting the plane not constituted in same perpendicular to the X-direction of the support knife with Z-direction, the rotating shaft of the upper roller
Installation site than the bottom roller rotating shaft installation site closer to the openend of the stud openings pipe.
8. according to claim 7 electric up-down bed, it is characterised in that the upper roller near the stud openings
Level of the position of the position of the openend of pipe and the openend farthest away from the stud openings pipe of the bottom roller in X-direction
Distance is C, and the stud openings pipe is A, C=A in the inwall width distance of X-direction.
9. it is according to claim 2 electric up-down bed, it is characterised in that the limited roller includes upper limit roller with
Limited roller, the upper limit roller is arranged on the top of the support knife, and the lower limit roller is arranged on the support knife
Bottom, a diameter of D of the limited roller, the stud openings pipe Z-direction inside wall height distance be B, B ＞ D.
10. according to claim 1 electric up-down bed, it is characterised in that the elevator is by steel wire rope pressing plate by institute
State the second steel wire rope and the 3rd steel wire rope is pressed on the elevator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710387085.7A CN107280322A (en) | 2017-05-26 | 2017-05-26 | It is a kind of electric up-down bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710387085.7A CN107280322A (en) | 2017-05-26 | 2017-05-26 | It is a kind of electric up-down bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107280322A true CN107280322A (en) | 2017-10-24 |
Family
ID=60095147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710387085.7A Pending CN107280322A (en) | 2017-05-26 | 2017-05-26 | It is a kind of electric up-down bed |
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| Country | Link |
|---|---|
| CN (1) | CN107280322A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4837877A (en) * | 1987-01-20 | 1989-06-13 | Sanwa Shutter Corporation | Elevation bed |
| US5363520A (en) * | 1990-09-10 | 1994-11-15 | Lyne Jr Robert C | Space-saving bed |
| CN1358472A (en) * | 2000-12-15 | 2002-07-17 | 格哈特W·维尔斯梅尔 | Lifting/lowering bed |
| CN202690012U (en) * | 2012-01-16 | 2013-01-23 | 唐大春 | Non-commutative chain oil pumping unit for oil extraction of oilfield |
| CN203947823U (en) * | 2013-11-12 | 2014-11-19 | 上海新泊乐停车设备有限公司 | A kind of elevating mechanism of lift park |
| CN205410502U (en) * | 2015-12-03 | 2016-08-03 | 陈庆贵 | Rectilinear manual lifting bed |
| CN206088903U (en) * | 2016-10-25 | 2017-04-12 | 济南恒鼎升降机械有限公司 | C type steel guide rail formula lift |
-
2017
- 2017-05-26 CN CN201710387085.7A patent/CN107280322A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4837877A (en) * | 1987-01-20 | 1989-06-13 | Sanwa Shutter Corporation | Elevation bed |
| US5363520A (en) * | 1990-09-10 | 1994-11-15 | Lyne Jr Robert C | Space-saving bed |
| CN1358472A (en) * | 2000-12-15 | 2002-07-17 | 格哈特W·维尔斯梅尔 | Lifting/lowering bed |
| CN202690012U (en) * | 2012-01-16 | 2013-01-23 | 唐大春 | Non-commutative chain oil pumping unit for oil extraction of oilfield |
| CN203947823U (en) * | 2013-11-12 | 2014-11-19 | 上海新泊乐停车设备有限公司 | A kind of elevating mechanism of lift park |
| CN205410502U (en) * | 2015-12-03 | 2016-08-03 | 陈庆贵 | Rectilinear manual lifting bed |
| CN206088903U (en) * | 2016-10-25 | 2017-04-12 | 济南恒鼎升降机械有限公司 | C type steel guide rail formula lift |
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Application publication date: 20171024 |