CN107095511A - Crank in the same direction is without the whole bed lifting structure of lateral displacement - Google Patents
Crank in the same direction is without the whole bed lifting structure of lateral displacement Download PDFInfo
- Publication number
- CN107095511A CN107095511A CN201710260508.9A CN201710260508A CN107095511A CN 107095511 A CN107095511 A CN 107095511A CN 201710260508 A CN201710260508 A CN 201710260508A CN 107095511 A CN107095511 A CN 107095511A
- Authority
- CN
- China
- Prior art keywords
- crank
- adjustable
- height
- base
- lifting structure
- 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
- A47C19/00—Bedsteads
- A47C19/04—Extensible bedsteads, e.g. with adjustment of length, width, height
Abstract
The invention discloses a kind of crank in the same direction without the whole bed lifting structure of lateral displacement, Height-adjustable including motor, base and above base, Height-adjustable has the stroke moved up and down, base is connected with Height-adjustable by the first crank that can be synchronized with the movement with the second crank, motor is connected with the first crank gearing, first crank is hinged with Height-adjustable respectively with the second crank upper end, first crank is slidably connected with base rotation respectively with the second crank lower end, and the limits device of Height-adjustable transverse shifting can be limited by being connected between the second crank and base.Because the first crank is slidably connected with base respectively with the second crank lower end, upper end is hinged with Height-adjustable respectively, adds the free degree of the first crank and the second crank, reduces the deformation of member in lifting process, total operation is more stablized；The limits device being provided between second crank and base so that lifting structure can make the elevating movement of no lateral displacement.The present invention is applied to lifting structure field.
Description
Technical field
The present invention relates to a kind of lifting structure, particularly a kind of crank in the same direction is without the whole bed lifting structure of lateral displacement.
Background technology
The lifting structure that presently, there are has scissor-type, pinion and-rack and steel wire rope type, exists during work and holds
The shortcomings of loading capability is poor, the deformation of member is big, fuselage shaking is big, operation stability is poor and hydraulic system pressure value is high, actually should
Certain limitation is received in；It is difficult that control lifting structure makes completely vertical elevating movement simultaneously.
The content of the invention
In order to solve the above problems, it is an object of the invention to provide a kind of crank in the same direction without the whole bed lifting knot of lateral displacement
Structure, can be vertically moved up or down whole bed.
The technical solution adopted in the present invention is：Crank in the same direction is without the whole bed lifting structure of lateral displacement, including motor, base
And the Height-adjustable above base, the Height-adjustable has the stroke that moves up and down, and the base passes through energy with Height-adjustable
The first crank being enough synchronized with the movement is connected with the second crank, and first crank and the second crank are frame structure, and described
The frame parallel of the framework of one crank and the second crank, the motor is connected with the first crank gearing, first crank and
Two crank upper ends are hinged with Height-adjustable respectively, and first crank is slidably connected with base rotation respectively with the second crank lower end,
The limits device of Height-adjustable transverse shifting can be limited by being connected between second crank and base.
As the further improvement of above-mentioned technical proposal, first crank includes two parallel turns with the second crank
Lever, upper end and the Height-adjustable of two rotating bars are hinged, and lower end is connected by connecting rod, and connecting rod two ends are slidably connected at base
On.
As the further improvement of above-mentioned technical proposal, the base is provided with two parallel guide rails, connecting rod two ends
It is connected to by rolling bearing on two guide rails.
As the further improvement of above-mentioned technical proposal, the connecting rod of the first crank and the connecting rod of the second crank pass through square
Shape link transmission is connected, and the rectangle connecting rod is fixedly connected on rolling bearing and in guide rail.
As the further improvement of above-mentioned technical proposal, the limits device includes two draw bars being parallel to each other, two
Root draw bar two ends are respectively hinged in the central spot and guide rail of the rotating bar of respective side, and the length of draw bar is long for rotating bar
The 1/2 of degree.
As the further improvement of above-mentioned technical proposal, the first crank upper end, which is provided with, can drive the first crank to rotate
First arm of force, the second crank upper end be provided with can drive the second crank rotate second arm of force, first arm of force with
Second arm of force is connected by synchronizing bar.
As the further improvement of above-mentioned technical proposal, the motor, which is provided with, can do the expansion link of stretching motion, institute
State expansion link to be rotatedly connected with first arm of force, the motor is rotatably connected in Height-adjustable.
As the further improvement of above-mentioned technical proposal, the Height-adjustable is provided with connection supporting plate, and rotating bar upper end is hinged on
Connect on supporting plate.
As the further improvement of above-mentioned technical proposal, the base is provided with mobile device.
Beneficial effects of the present invention：The present invention is connected Height-adjustable and base by the first crank with the second crank, enhances
The bearing capacity of lifting structure；Because the first crank is slidably connected with base respectively with the second crank lower end, upper end respectively with liter
Drop bed is hinged, and is added the free degree of the first crank and the second crank, is reduced the deformation of member in lifting process, makes whole knot
Structure operation is more stablized；The limits device being provided between second crank and base so that lifting structure can be made without horizontal position
The elevating movement of shifting.
Brief description of the drawings
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is overall structure figure of the present invention.
Embodiment
Crank in the same direction as shown in Figure 1 is without the whole bed lifting structure of lateral displacement, including motor 5, base 1 and positioned at base
The Height-adjustable 2 of 1 top, the Height-adjustable 2 has the stroke that moves up and down, the base 1 and Height-adjustable 2 by can synchronously transport
The first dynamic crank 3 is connected with the second crank 4, and the crank 4 of the first crank 3 and second is frame structure, and described first is bent
The frame parallel of the framework of handle 3 and the second crank 4, the motor 5 is connected with the first crank 3, first crank 3 and
The upper end of two crank 4 is hinged with Height-adjustable 2 respectively, and the lower end of 3 and second crank of the first crank 4 rotates with base 1 slide respectively
Connection, the first crank 3 can rotate on base 1 with the lower end of the second crank 4 and can also slide, second crank 4 and base 1 it
Between be connected with and can limit the limits device 6 of the transverse shifting of Height-adjustable 2.
Height-adjustable 2 and base 1 are connected with the second crank 4 by the first crank 3, the bearing capacity of lifting structure is enhanced；
It is slidably connected, upper end is hinged with Height-adjustable 2 respectively, increases because the first crank 3 is rotated with base 1 respectively with the lower end of the second crank 4
The free degree of the first crank 3 and the second crank 4 is added, has reduced the deformation of member in lifting process, made total operation more
Plus stably；The limits device 6 being provided between second crank 4 and base 1 so that lifting structure can make the liter of no lateral displacement
Drop motion.
It is preferred that, first crank 3 and the second crank 4 include two parallel rotating bars, two rotating bars it is upper
End is hinged with Height-adjustable 2, and lower end is connected by connecting rod, and connecting rod two ends are rotated by rolling bearing 10 and are slidably connected at base
On 1, two rotating bars of each crank combine to form quadra with connecting rod, and quadra is that the first crank 3 and second is bent
Plane where a part in the frame structure of handle 4, the quadra of the first crank 3 and plane where the quadra of the second crank 4
It is parallel, using the first crank 3 and the second crank 4 of quadra structure, strengthen the carrying of the first crank 3 and the second crank 4
Ability.
It is preferred that, the base 1 is provided with two parallel guide rails 12, and connecting rod two ends are connected respectively by rolling bearing 10
It is connected on two guide rails 12, further improves the operation stability of total.
It is preferred that, the connecting rod of the first crank 3 and the connecting rod of the second crank 4 are connected by rectangle connecting rod 9, rectangle
Connecting rod 9 is fixedly connected on rolling bearing 10 and is slidably matched in the guide rail 12 and with guide rail 12, and rectangle connecting rod 9 ensure that the
One crank 3 can be synchronized with the movement with the second crank 4.
It is preferred that, the limits device 6 includes two draw bars 61 being parallel to each other, and two two ends of draw bar 61 are cut with scissors respectively
It is connected on the rotating bar 42 of the second crank of respective side 4 and on guide rail, one end of draw bar 61 is hinged on the center of respective side rotating bar
Dian Chu positions, the other end is hinged in the fixed seat 13 being fixed with correspondence side rails, according to hypotenuse center line
Theorem, the upper extreme point of rotating bar is vertical all the time with the line to fixed seat 13 with base 1, simultaneously because the upper extreme point of rotating bar with
Height-adjustable 2 is hinged so that rotary bed 2 can only do vertical displacement movement.
When the second crank 4 is in the effect of motor 5, it can rotate clockwise or counterclockwise, when the second crank 4 does up time
During needle movement, the connecting rod of the second crank 4 is interior to left slide in guide rail 12, because the restriction effect of draw bar 61, first is bent
Handle 3 will drive Height-adjustable 2 is vertical to decline with the upper end of the second crank 4；When the second crank 4 does counterclockwise movement, second is bent
The connecting rod of handle 4 is slided to the right in guide rail 12, due to the restriction effect of draw bar 61, the first crank 3 and the second crank 4
Upper end will drive the vertical ascent of Height-adjustable 2.
It is preferred that, the upper end of the first crank 3 is provided with first arm of force 31 that the first crank 3 can be driven to rotate, described the
The upper end of two crank 4 is provided with second arm of force 41 that the second crank 4 can be driven to rotate, and the arm of force 41 of first arm of force 31 and second leads to
Cross synchronizing bar 7 to be connected, connecting first arm of force 31 and second arm of force 41 by synchronizing bar 7 makes the first crank 3 and the second crank 4
It is synchronized with the movement.
It is preferred that, the motor 5, which is provided with, can do the expansion link 51 of stretching motion, the arm of force of expansion link 51 and first
31 are connected, and when expansion link 51 stretches out, the first crank 3 and the second crank 4 do counterclockwise movement；When expansion link 51 is retracted, the
One crank 3 and the second crank 4 do clockwise movement.
It is preferred that, Height-adjustable 2 is provided with motor hanger beam 21, motor hanger beam 21 and is fixedly connected with motor hanger 22,
Motor 5 is rotatably connected in Height-adjustable 2 by motor hanger 22.
It is preferred that, the Height-adjustable 2 is provided with connection supporting plate 8, and rotating bar upper end is hinged on connection supporting plate 8, connects supporting plate 8
Using the sheet material with strong bearing capacity, strengthen the bearing capacity of total.
It is preferred that, base 1 is provided with mobile device 11, and mobile device 11 includes the roller being located on base 1, can make work
Make personnel's conveniently moving lifting structure.
Certainly, the invention is not limited in above-mentioned embodiment, those skilled in the art are without prejudice to the present invention
Equivalent variations or replacement can be also made on the premise of spirit, these equivalent modifications or replacement are all contained in the application claim
In limited range.
Claims (9)
1. crank in the same direction is without the whole bed lifting structure of lateral displacement, it is characterised in that：Including motor（5）, base（1）And the bottom of positioned at
Seat（1）The Height-adjustable of top（2）, the Height-adjustable（2）With the stroke moved up and down, the base（1）With Height-adjustable（2）It is logical
Cross the first crank that can be synchronized with the movement（3）With the second crank（4）It is connected, first crank（3）With the second crank（4）It is
Frame structure, first crank（3）Framework and the second crank（4）Frame parallel, the motor（5）With the first crank
（3）Drive connection, first crank（3）With the second crank（4）Upper end respectively with Height-adjustable（2）It is hinged, first crank
（3）With the second crank（4）Lower end respectively with base（1）Rotation is slidably connected, second crank（4）With base（1）Between connect
Height-adjustable can be limited by being equipped with（2）The limits device of transverse shifting（6）.
2. crank in the same direction is without the whole bed lifting structure of lateral displacement according to claim 1, it is characterised in that：First crank
（3）With the second crank（4）Include two parallel rotating bars, the upper end of two rotating bars and Height-adjustable（2）It is hinged, lower end leads to
Cross connecting rod to be connected, connecting rod two ends rotate and are slidably connected at base（1）On.
3. crank in the same direction is without the whole bed lifting structure of lateral displacement according to claim 2, it is characterised in that：The base（1）
Provided with two parallel guide rails（12）, connecting rod two ends pass through rolling bearing（10）It is connected to two guide rails（12）On.
4. crank in the same direction is without the whole bed lifting structure of lateral displacement according to claim 3, it is characterised in that：First crank（3）
Connecting rod and the second crank（4）Connecting rod pass through rectangle connecting rod（9）Transmission is connected, the rectangle connecting rod（9）It is fixedly connected
In rolling bearing（10）Above and positioned at guide rail（12）It is interior.
5. crank in the same direction is without the whole bed lifting structure of lateral displacement according to claim 4, it is characterised in that：The limits device
（6）Including two draw bars being parallel to each other（61）, two draw bars（61）Two ends are respectively hinged at the rotating bar of respective side
In central spot and guide rail, draw bar（61）Length for rotate pole length 1/2.
6. crank in the same direction is without the whole bed lifting structure of lateral displacement according to claim 1, it is characterised in that：First crank
（3）Upper end, which is provided with, can drive the first crank（3）First arm of force rotated（31）, second crank（4）Upper end is provided with can
Drive the second crank（4）Second arm of force rotated（41）, first arm of force（31）With second arm of force（41）Pass through synchronizing bar（7）
Drive connection.
7. crank in the same direction is without the whole bed lifting structure of lateral displacement according to claim 6, it is characterised in that：The motor（5）
The expansion link of stretching motion can be made by being provided with（51）, the expansion link（51）With first arm of force（31）Rotate connection, the electricity
Machine（5）It is rotatably connected on Height-adjustable（2）On.
8. crank in the same direction is without the whole bed lifting structure of lateral displacement according to any one of claim 2 to 7, it is characterised in that：
The Height-adjustable（2）Provided with connection supporting plate（8）, rotating bar upper end is hinged on connection supporting plate（8）On.
9. crank in the same direction is without the whole bed lifting structure of lateral displacement according to any one of claim 1 to 7, it is characterised in that：
The base（1）It is provided with mobile device（11）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710260508.9A CN107095511A (en) | 2017-04-20 | 2017-04-20 | Crank in the same direction is without the whole bed lifting structure of lateral displacement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710260508.9A CN107095511A (en) | 2017-04-20 | 2017-04-20 | Crank in the same direction is without the whole bed lifting structure of lateral displacement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107095511A true CN107095511A (en) | 2017-08-29 |
Family
ID=59657897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710260508.9A Pending CN107095511A (en) | 2017-04-20 | 2017-04-20 | Crank in the same direction is without the whole bed lifting structure of lateral displacement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107095511A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090282616A1 (en) * | 2008-05-13 | 2009-11-19 | Rex Arthur Carr | High/low bed |
| CN202604226U (en) * | 2012-05-04 | 2012-12-19 | 深圳市美亚实业发展有限公司 | Electric lifting bed |
| CN203000090U (en) * | 2012-12-01 | 2013-06-19 | 嘉兴市朗爵金属家具有限公司 | Lifting bed |
| CN105287129A (en) * | 2015-10-20 | 2016-02-03 | 江苏赛康医疗设备有限公司 | Multifunctional medical bed |
| CN105310844A (en) * | 2014-05-26 | 2016-02-10 | 美固龙金属制品（中国）有限公司 | Bed surface vertical lifting mechanism and bed with bed surface vertical lifting function |
| CN205569257U (en) * | 2016-03-18 | 2016-09-14 | 明峰医疗系统股份有限公司 | But vertical lift's scanning bed |
-
2017
- 2017-04-20 CN CN201710260508.9A patent/CN107095511A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090282616A1 (en) * | 2008-05-13 | 2009-11-19 | Rex Arthur Carr | High/low bed |
| CN202604226U (en) * | 2012-05-04 | 2012-12-19 | 深圳市美亚实业发展有限公司 | Electric lifting bed |
| CN203000090U (en) * | 2012-12-01 | 2013-06-19 | 嘉兴市朗爵金属家具有限公司 | Lifting bed |
| CN105310844A (en) * | 2014-05-26 | 2016-02-10 | 美固龙金属制品（中国）有限公司 | Bed surface vertical lifting mechanism and bed with bed surface vertical lifting function |
| CN105287129A (en) * | 2015-10-20 | 2016-02-03 | 江苏赛康医疗设备有限公司 | Multifunctional medical bed |
| CN205569257U (en) * | 2016-03-18 | 2016-09-14 | 明峰医疗系统股份有限公司 | But vertical lift's scanning bed |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170829 |