CN107136808A - A kind of counter weight construction of Height-adjustable - Google Patents
A kind of counter weight construction of Height-adjustable Download PDFInfo
- Publication number
- CN107136808A CN107136808A CN201710386309.2A CN201710386309A CN107136808A CN 107136808 A CN107136808 A CN 107136808A CN 201710386309 A CN201710386309 A CN 201710386309A CN 107136808 A CN107136808 A CN 107136808A
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- Prior art keywords
- roller
- support knife
- height
- adjustable
- knife assembly
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- 238000010276 construction Methods 0.000 title claims abstract description 31
- 238000009434 installation Methods 0.000 claims abstract description 32
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 23
- 239000010959 steel Substances 0.000 claims abstract description 23
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 10
- 230000005484 gravity Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- A47C17/38—Wall beds
- A47C17/40—Wall beds having balancing members, e.g. weights, springs
-
- 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
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Nursing (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The present invention discloses a kind of counter weight construction of Height-adjustable, including balancing weight and support knife assembly, wherein：The balancing weight is connected by pulley and steel wire rope with the support knife assembly；The support knife assembly is the support knife assembly of left and right two, it 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, described steel wire rope one end is vertically connected on the support knife assembly on the right, turned to by two right pulley on the right, vertically bypass the pulley of the balancing weight, then turn to by two left chain wheels on the left side, the steel wire rope other end is vertically connected with the support knife assembly on the left side, and the support knife assembly drives Height-adjustable bed body to rise or fall.Compared with prior art, the present invention is simple in construction, simple in construction, due to the presence of balancing weight, and support knife assembly can support the weight of bed body, and easy for installation, lift smooth.
Description
Technical field
The present invention relates to field of furniture, more particularly to a kind of counter weight construction of Height-adjustable.
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 counter weight construction of Height-adjustable, simple in construction,
Due to the presence of balancing weight, support knife assembly can support the weight of bed body, and easy for installation, lift smooth.
The counter weight construction of the Height-adjustable of the present invention, including balancing weight and support knife assembly, wherein：The balancing weight passes through cunning
Wheel and steel wire rope are connected with the support knife assembly；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 steel wire rope one end is vertically connected on the right side
On the support knife assembly on side, turned to by two right pulley on the right, vertically bypass the pulley of the balancing weight, then pass through the left side
Two left chain wheels turn to, the steel wire rope other end vertically be connected with the support knife assembly on the left side, described to support knife assembly band
Dynamic Height-adjustable bed body rises or falls.
Preferably, the support knife assembly includes 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 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 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 steel wire rope one end is connected on the support knife assembly on the right, passed through
The pulley on the right is turned to, and bypasses the pulley of the balancing weight, then is turned to by the pulley on the left side, the steel wire rope other end and a left side
The support knife assembly connection on side.
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.
Preferably, the rotating shaft installation site of the upper roller is stood than the rotating shaft installation site of the bottom roller closer to described
The openend of post open tube.
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.
Preferably, a diameter of D of the limited roller, the stud openings pipe is B, B in the inside wall height distance of Z-direction
＞ D.
Preferably, B subtracts D equal to 1mm~5mm.
Preferably, the upper roller includes 1 or 2 group of roller, and every group of roller sets left and right two bearings, and the bearing is set
Put in the both sides of the support knife；The bottom roller includes 1 or 2 group of roller, and every group of roller sets left and right two bearings, described
Bearing is arranged on the both sides of the support knife.
The counter weight construction for the Height-adjustable that the present invention is provided, balancing weight is connected by pulley and steel wire rope with support knife assembly；
It is the support knife assembly of left and right two to support knife assembly, is separately positioned on the left and right sides of Height-adjustable, balancing weight is arranged on Height-adjustable
Middle part, steel wire rope one end is vertically connected on the support knife assembly on the right, turned to by two right pulley on the right, vertically around
The pulley of balancing weight is crossed, then is turned to by two left chain wheels on the left side, the support knife assembly of the steel wire rope other end vertically with the left side
Connection, support knife assembly drives Height-adjustable bed body to rise or fall.The operation principle of the counter weight construction of Height-adjustable is as follows：Bed body is pacified
On support knife assembly, while supporting knife assembly to be connected by steel wire rope with balancing weight, the weight of balancing weight and bed body is substantially
Equal, support knife assembly is string configuration, according to principle of moments, and support knife assembly can support the huge weight of bed body.By
In 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 and bed
The downward power of body is approximately equivalent, additionally, due to the presence of frictional force, and the upward power of balancing weight plus frictional force be more than bed body to
Under power, 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, also will not under
Drop, only after external force overcomes frictional force, could promote bed body to rise or fall.Because frictional force is comparatively smaller, make
User can be easier to promote bed body to rise or fall, easy to use.
It is the support knife assembly of left and right two to support knife assembly, is separately positioned on the left and right sides of Height-adjustable, balancing weight is set
At the middle part of Height-adjustable, bed body raising and lowering is more steady and safe.Steel wire rope one end is connected to the support knife assembly on the right
On, turned to by the pulley on the right, bypass the pulley of balancing weight, then turned to by the pulley on the left side, the steel wire rope other end and a left side
The support knife assembly connection on side.Balancing weight declines, and bed body rises；Balancing weight rises, and bed body declines.
Being partially disposed in the stud openings pipe of Height-adjustable for knife is supported, stud openings pipe is provided with out in the longitudinal direction
Mouth end, upper roller, bottom roller and limited roller are rolled in stud openings pipe, and upper roller and bottom roller are in the Y direction along column
Open tube scroll-up/down, limited roller 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, upper roller, lower rolling
It is smooth that wheel and limited roller ensure that support knife is rolled in stud openings pipe simultaneously.Compared with prior art, liter of the invention
The counter weight construction of bed drops, and simple in construction, due to the presence of balancing weight, support knife assembly can support the weight of bed body, Er Qiean
Dress is convenient, lifts smooth.
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.
As can be seen from the above technical solutions, the counter weight construction of Height-adjustable of the invention, with advantages below：Balancing weight solution
Determine and balanced the weight of bed body, the design structure of support knife assembly solves it and keeps vertical in stud openings pipe well
The stabilization that 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 up and down
What is rolled 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 the overall structure diagram of Height-adjustable in the embodiment of the present invention；
The structural representation that Fig. 2 is connected for the support knife assembly of the counter weight construction of Height-adjustable in the embodiment of the present invention with balancing weight
Figure；
Fig. 3 is the structural representation of support knife assembly in Fig. 2；
Fig. 4 is the Y-direction of support knife assembly in Fig. 3 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. 5 be Fig. 3 in support knife assembly Y-direction and Z-direction cross section structure schematic diagram, wherein, limited roller it is straight
Footpath is D；
Fig. 6 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. 7 is the cross section structure schematic diagram of Fig. 6 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.
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-Fig. 7 is referred to, Fig. 1 is the overall structure diagram of Height-adjustable in the embodiment of the present invention；Fig. 2 is real for the present invention
Apply the structural representation that the support knife assembly of the counter weight construction of Height-adjustable in example is connected with balancing weight；Fig. 3 is support knife group in Fig. 2
The structural representation of part；Fig. 4 be Fig. 3 in support knife assembly Y-direction and X-direction cross section structure schematic diagram, wherein, upper roller
The openend near stud openings pipe position and bottom roller the openend farthest away from stud openings pipe position in X side
To horizontal range be C；Fig. 5 be Fig. 3 in support knife assembly Y-direction and Z-direction cross section structure schematic diagram, wherein, it is spacing
A diameter of D of roller；Fig. 6 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. 7 is the cross section structure schematic diagram of Fig. 6 central post open tubes, wherein, stud openings pipe is A in the inwall width distance of X-direction,
It is B in the inside wall height distance of Z-direction.
The present embodiment provides a kind of counter weight construction of Height-adjustable, including balancing weight 2 and support knife assembly 5, and balancing weight 1 passes through
Pulley and steel wire rope 3 are connected with support knife assembly 5；It is the support knife assembly of left and right two to support knife assembly 5, is separately positioned on lifting
The left and right sides of bed, balancing weight 2 is arranged on the middle part of Height-adjustable, and the one end of steel wire rope 3 is vertically connected on the support knife assembly 5 on the right
On, turned to by two right pulley 42 on the right, vertically bypass the pulley 41 of balancing weight 2, then two left chain wheels for passing through the left side
43 are turned to, and the other end of steel wire rope 3 is vertically connected with the support knife assembly 5 on the left side, and support knife assembly 5 drives the bed body 1 of Height-adjustable
Rise or fall.The weight of the weight of balancing weight 2 and bed body 1 is approximately equivalent, and the raising and lowering of bed body 1 is more steady and safe,
Balancing weight 2 declines, and bed body 1 rises；Balancing weight 2 rises, and bed body 1 declines.
Knife assembly 5 is supported to include support knife 6, upper roller 7, bottom roller 8 and limited roller 9, wherein：Support knife 6 is strip
Shape structure, length direction is Y-direction, and width is X-direction, and short transverse is Z-direction；Upper roller 77 is arranged on support knife 6
Top, the plane that the rotating shaft of upper roller 7 is constituted perpendicular to the Y-direction of support knife 6 with X-direction；Bottom roller 8 is arranged on support knife
6 bottom, the rotating shaft of bottom roller 8 is perpendicular to the Y-direction of support knife 6 and the plane of X-direction composition；Limited roller 9 is arranged on branch
Support on knife 6, the rotating shaft of limited roller 9 is perpendicular to the Y-direction of support knife 6 and the plane of Z-direction composition；Put the part of support knife 6
Put in the stud openings pipe 10 of Height-adjustable 1, stud openings pipe 10 is provided with openend, upper roller 7, lower rolling in the longitudinal direction
Wheel 8 and limited roller 9 are rolled in stud openings pipe 10.
The rotating shaft installation site of upper roller 7 exists with the rotating shaft installation site of bottom roller 8 to misplace, the rotating shaft peace of upper roller 7
The plane that the rotating shaft installation site of holding position and bottom roller 8 is not constituted in same perpendicular to the X-direction of support knife 6 with Z-direction
Straight line on.The rotating shaft installation site of upper roller 7 than bottom roller 8 rotating shaft installation site closer to stud openings pipe 10 opening
End.The position of the openend near stud openings pipe 10 of upper roller 7 and the opening farthest away from stud openings pipe 10 of bottom roller 8
The position at mouth end is C in the horizontal range of X-direction, and stud openings pipe 10 is A, C=A in the inwall width distance of X-direction.
Limited roller 9 includes upper limit roller 91 and lower limit roller 92, and upper limit roller 91 is arranged on the upper of support knife 6
Portion, lower limit roller 92 is arranged on the bottom of support knife 6.
A diameter of D of limited roller 9, stud openings pipe 10 is B, B ＞ D in the inside wall height distance of Z-direction.B subtracts D etc.
In 2mm.
Upper roller 7 includes 1 group of roller, and every group of roller sets left and right two bearings, and bearing is arranged on the both sides of support knife 6.
Bottom roller 8 includes 2 groups of rollers, and every group of roller sets left and right two bearings, and bearing is arranged on the both sides of support knife 6.
The bearing of upper roller 7 and bottom roller 8 is rigid bearing, can be born than larger pressure without deforming.It is spacing
The bearing of roller 9 is encapsulated bearing, and the power that limited roller 9 is born is smaller, therefore can be with softer encapsulated bearing without becoming
Shape, reduces noise.
The top of support knife 6 is provided with the mounting post 11 for installing bed body 1.The handle of Manual push-pull is provided with support knife 6
12。
The operation principle of the counter weight construction of Height-adjustable is as follows：Bed body 1 is arranged on support knife assembly 5, while supporting knife group
Part 5 is connected by pulley 4 and 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 5 is
String configuration, according to principle of moments, support knife assembly 5 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 5 is by the upward power of balancing weight 2 and the downward power of bed body 1
Approximately equivalent, 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 plus frictional force
The downward power of body 1 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
After external force overcomes frictional force, bed body 1 could be promoted to rise or fall.Because frictional force is comparatively smaller, user can
It is easy to use to be easier to promote bed body 1 to rise or fall.
Being partially disposed in the stud openings pipe 10 of Height-adjustable 1 for knife 6 is supported, stud openings pipe 10 is set in the longitudinal direction
Openend is equipped with, upper roller 7, bottom roller 8 and limited roller 9 are rolled in stud openings pipe 10, and upper roller 7 and bottom roller 8 are in Y
Direction is along the scroll-up/down of stud openings pipe 10, and limited roller 9 is in the spacing firmly support knife 6 of Z-direction so that support knife 6 will not be left
The right side is waved, and it is smooth that upper roller 7, bottom roller 8 and limited roller 9 ensure that support knife 6 is rolled in stud openings pipe 10 simultaneously.With
Prior art is compared, the counter weight construction of Height-adjustable of the invention, simple in construction, due to the presence of balancing weight, supports knife assembly energy
The weight of bed body is enough supported, and it is easy for installation, lift smooth.
Misplaced in addition, the rotating shaft installation site of upper roller 7 and the rotating shaft installation site of bottom roller 8 are present, turn of upper roller 7
What axle installation site and the rotating shaft installation site of bottom roller 8 were not constituted in same perpendicular to the X-direction of support knife 6 with Z-direction
On the straight line of plane.The rotating shaft installation site of upper roller 7 than bottom roller 8 rotating shaft installation site closer to stud openings pipe 10
Openend.Such structure can be such that support knife 6 preferably places and in stud openings pipe 10, simultaneously because bed body 1
Gravity only vertically downward, cause to support the top and bottom of knife 6 to have inclined pressure, the stress point of upper roller 7 is most
Position close to the openend of stud openings pipe 10, the stress point of bottom roller 8 is in the openend farthest away from stud openings pipe 10
Position, it is just consistent with the misalignment position of upper roller 7 and bottom roller 8 so that upper roller 7 and bottom roller 8 roll more smooth.
The position of the openend near stud openings pipe 10 of upper roller 7 and bottom roller 8 are farthest away from stud openings pipe
The position of 10 openend is C in the horizontal range of X-direction, and stud openings pipe 10 is A, C=in the inwall width distance of X-direction
A.It is placed in support knife 6 in stud openings pipe 10 regardless of whether when bearing the gravity of bed body, whole support knife 6 is in the Y direction
Stud openings pipe 10 can be completely parallel to move, without any offset by gap.
Limited roller 9 includes upper limit roller 91 and lower limit roller 92, and upper limit roller 91 is arranged on the upper of support knife 6
Portion, lower limit roller 92 is arranged on the bottom of support knife 6.A diameter of D of limited roller 9, stud openings pipe 10 is in Z-direction
Wall height distance is B, B ＞ D.Due to bed body gravity down, be oscilaltion, therefore, support knife 6 in the horizontal direction can be left
The right side is waved, and limited roller 9 is in the spacing firmly support knife 6 of Z-direction so that support knife 6 will not vacillate now to the left, now to the right in the horizontal direction.
As can be seen from the above technical solutions, the counter weight construction of Height-adjustable of the invention, with advantages below：Balancing weight 2
The weight for balancing bed body 1 is solved, the design structure of support knife assembly 5 solves it and protected in stud openings pipe 10 well
Hold the stabilization that vertical direction is moved up and down, and left and right directions very little gap wobble, and it is roller that support knife group 5, which matches somebody with somebody, it is ensured that
Scroll-up/down it is smooth.
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. a kind of counter weight construction of Height-adjustable, it is characterised in that including balancing weight and support knife assembly, wherein：The balancing weight
It is connected by pulley and steel wire rope with the support knife assembly；The support knife assembly is the support knife assembly of left and right two, respectively
The left and right sides of Height-adjustable is arranged on, the balancing weight is arranged on the middle part of the Height-adjustable, and described steel wire rope one end vertically connects
On the support knife assembly for being connected on the right, turned to by two right pulley on the right, vertically bypass the pulley of the balancing weight, then lead to
Two left chain wheels for crossing the left side are turned to, and the steel wire rope other end is vertically connected with the support knife assembly on the left side, the support knife
Component drives Height-adjustable bed body to rise or fall.
2. the counter weight construction of Height-adjustable according to claim 1, it is characterised in that the support knife assembly includes 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. the counter weight construction of Height-adjustable according to claim 2, it is characterised in that the support knife assembly is left and right two
Knife assembly is supported, the left and right sides of Height-adjustable is separately positioned on, the balancing weight is arranged on the middle part of the Height-adjustable, the steel
Cord one end is connected on the support knife assembly on the right, is turned to by the pulley on the right, is bypassed the pulley of the balancing weight, then lead to
The pulley for crossing the left side is turned to, and the support knife assembly on the steel wire rope other end and the left side is connected.
4. the counter weight construction of Height-adjustable according to claim 2, it is characterised in that the rotating shaft installation site of the upper roller
Exist with the rotating shaft installation site of the bottom roller and misplace, the rotating shaft installation site of the upper roller and the rotating shaft of the bottom roller
On the straight line for the plane that installation site is not constituted in same perpendicular to the X-direction of the support knife with Z-direction.
5. the counter weight construction of Height-adjustable according to claim 4, it is characterised in that the rotating shaft installation site of the upper roller
Than the bottom roller rotating shaft installation site closer to the openend of the stud openings pipe.
6. the counter weight construction of Height-adjustable according to claim 5, it is characterised in that the upper roller near described vertical
The position of the position of the openend of post open tube and the openend farthest away from the stud openings pipe of the bottom roller is in X-direction
Horizontal range be C, the stud openings pipe X-direction inwall width distance be A, C=A.
7. the counter weight construction of Height-adjustable according to claim 2, it is characterised in that the limited roller is rolled including upper limit
Wheel and lower limit roller, the upper limit roller are arranged on the top of the support knife, and the lower limit roller is arranged on described
Support the bottom of knife.
8. the counter weight construction of Height-adjustable according to claim 2, it is characterised in that 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.
9. the counter weight construction of Height-adjustable according to claim 8, it is characterised in that B subtracts D equal to 1mm~5mm.
10. the counter weight construction of Height-adjustable according to claim 1, it is characterised in that the upper roller includes 1 or 2 group of rolling
Wheel, every group of roller sets left and right two bearings, and the bearing is arranged on the both sides of the support knife；The bottom roller include 1 or
2 groups of rollers, every group of roller sets left and right two bearings, and the bearing is arranged on the both sides of the support knife.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710386309.2A CN107136808A (en) | 2017-05-26 | 2017-05-26 | A kind of counter weight construction of Height-adjustable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710386309.2A CN107136808A (en) | 2017-05-26 | 2017-05-26 | A kind of counter weight construction of Height-adjustable |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107467958A (en) * | 2017-09-11 | 2017-12-15 | 广州德贝尔家居有限公司 | A kind of lifting structure of Height-adjustable |
| CN107467955A (en) * | 2017-09-11 | 2017-12-15 | 广州德贝尔家居有限公司 | A kind of lifting drive structure of Height-adjustable |
| CN107518669A (en) * | 2017-09-11 | 2017-12-29 | 广州德贝尔家居有限公司 | A kind of Height-adjustable |
| CN107518668A (en) * | 2017-09-11 | 2017-12-29 | 广州德贝尔家居有限公司 | A kind of safe Height-adjustable |
| CN107616637A (en) * | 2017-09-11 | 2018-01-23 | 广州德贝尔家居有限公司 | A kind of lifting knife assembly of Height-adjustable |
| CN109198961A (en) * | 2018-09-20 | 2019-01-15 | 常熟汉华机械有限公司 | A kind of hiding lifting device of cantilevered |
| CN110236325A (en) * | 2019-06-20 | 2019-09-17 | 邢川明 | The bed and its head of a bed back board device of Wo Jiao can simply be adjusted |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107467958A (en) * | 2017-09-11 | 2017-12-15 | 广州德贝尔家居有限公司 | A kind of lifting structure of Height-adjustable |
| CN107467955A (en) * | 2017-09-11 | 2017-12-15 | 广州德贝尔家居有限公司 | A kind of lifting drive structure of Height-adjustable |
| CN107518669A (en) * | 2017-09-11 | 2017-12-29 | 广州德贝尔家居有限公司 | A kind of Height-adjustable |
| CN107518668A (en) * | 2017-09-11 | 2017-12-29 | 广州德贝尔家居有限公司 | A kind of safe Height-adjustable |
| CN107616637A (en) * | 2017-09-11 | 2018-01-23 | 广州德贝尔家居有限公司 | A kind of lifting knife assembly of Height-adjustable |
| CN109198961A (en) * | 2018-09-20 | 2019-01-15 | 常熟汉华机械有限公司 | A kind of hiding lifting device of cantilevered |
| CN110236325A (en) * | 2019-06-20 | 2019-09-17 | 邢川明 | The bed and its head of a bed back board device of Wo Jiao can simply be adjusted |
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Application publication date: 20170908 |