CN108938252A - The bed board overturning buffer device of medical bed - Google Patents
The bed board overturning buffer device of medical bed Download PDFInfo
- Publication number
- CN108938252A CN108938252A CN201811027368.1A CN201811027368A CN108938252A CN 108938252 A CN108938252 A CN 108938252A CN 201811027368 A CN201811027368 A CN 201811027368A CN 108938252 A CN108938252 A CN 108938252A
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- Prior art keywords
- bed board
- bedstead
- articulated jib
- bed
- arm
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- 239000000872 buffer Substances 0.000 title claims abstract description 37
- 230000003139 buffering effect Effects 0.000 claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 230000007306 turnover Effects 0.000 claims abstract description 21
- 230000006835 compression Effects 0.000 claims abstract description 5
- 238000007906 compression Methods 0.000 claims abstract description 5
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 210000000689 upper leg Anatomy 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 4
- 238000011176 pooling Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 8
- 210000001015 abdomen Anatomy 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 3
- 230000000474 nursing effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 244000309466 calf Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/002—Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame
- A61G7/015—Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame divided into different adjustable sections, e.g. for Gatch position
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/002—Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame
- A61G7/018—Control or drive mechanisms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/05—Parts, details or accessories of beds
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- Health & Medical Sciences (AREA)
- Nursing (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
The invention discloses the bed board overturning buffer devices of medical bed, including bedstead and bed board, the bottom of bedstead is additionally provided with damper, bed board turnover driving mechanism includes driving shaft, two actuating arms and straight-line power device, two actuating arms are respectively hinged at the inside of the correspondence stringer of bedstead, driving shaft is connected to one end of two actuating arms, the other end of two actuating arms is provided with idler wheel, the bottom of bed board is provided with linear guide, the straight-line power device is hinged between master arm and bedstead, slave arm and buffering force set are also rotatably equipped on driving shaft, damper is hinged between slave arm and bedstead, the falling of the buffering force set buffers shifting block and squeezes touching compression damper with slave arm when bed board falls, reset dial squeezes touching when bed board lifts overturning with slave arm resets damper elongation.Bed board overturning buffer device has pooling feature, the first quickly deflection of bed board can be made then slowly to fall until horizontal, bed board is overturn more adaptable, and safety is higher.
Description
Technical field
The present invention relates to a kind of bed board overturning buffer devices, belong to the field of medical instrument technology.
Background technique
The bed board turnover device of current medical bed is the overturning for driving bed board comprising bed board and overturning power dress
It sets, and bed board generally has backboard, intermediate bed board, thigh plate and calf plate, each plate to be hinged.Overturning power device generally uses
Linear motor driving, linear motor be hinged between backboard and bedstead or thigh plate and bedstead between, and current this bed board
Turnover device structure is simultaneously unreasonable, at least has the disadvantages that
1, there is no buffering effects, bed board slowly to fall for current bed board turnover device, in this way can not be some prominent
Heat condition lower bed board promptly fell
2, when current bed board turnover device driving bed board overturning, angle between backboard or thigh plate and intermediate bed board by
Gradual change is small, can squeeze the abdomen of patient, cause discomfort.
3, current bed board when falling due to be linear motor driving, once patient or other people accidentally by hand
It is placed between bed board and bedstead, then linear motor driving bed board declines deflection always, it is most likely that hand clamping.
4, the hinge point service life of the overturning of current bed board, overturning power device and bedstead is not grown, and is needed frequently
Addition lubricating oil just can guarantee smooth movement.
Summary of the invention
The technical problems to be solved by the present invention are: a kind of bed board overturning buffer device of medical bed is provided, bed board overturning
Buffer unit has pooling feature, and can making bed board, first quickly deflection was then slowly fallen up to horizontal, such bed board overturning
More adaptable, safety is higher, is suitble to special circumstances.
In order to solve the above technical problems, the technical scheme is that the bed board overturning buffer device of medical bed, including bed
Frame and bed board, the bed board are installed on bedstead by turnover mechanism, and bed board overturning is provided between the bedstead and bed board and is driven
Motivation structure, the bottom of the bedstead are additionally provided with damper, and the bed board turnover driving mechanism includes driving shaft, two actuating arms
And straight-line power device, two actuating arms are respectively hinged at the inside of the correspondence stringer of bedstead, the driving shaft is connected to
One end of two actuating arms, the other end of two actuating arms are provided with idler wheel, and the bottom of the bed board is provided with to be adapted to idler wheel
Linear guide, be fixed with master arm on the driving shaft, which is hinged between master arm and bedstead, this is straight
It is provided with clutch in line power device, slave arm is also rotatably equipped on the driving shaft, the damper is hinged on driven
Between arm and bedstead, it is fixed with buffering force set on the driving shaft, is provided with falling for circle spacing in the buffering force set
Buffer shifting block and reset dial, described fell buffers shifting block and squeeze touching compression damper with slave arm when bed board falls, described multiple
Position shifting block squeezes touching when bed board lifts overturning with slave arm resets damper elongation.
As a preferred solution, the slave arm includes that two blocks of arm plates and the buffering being connected between two blocks of arm plates are matched
The one end in plywood portion, two blocks of arm plates is sleeved between driving shaft, the other end of two blocks of arm plates and one end of damper
Hingedly, the buffering force set is located between two blocks of arm plates, and described fell buffers shifting block and reset dial positioned at buffering force set
Periphery, the two sides in the buffering matching board portion buffer shifting block and reset dial and squeeze touching cooperation with falling respectively.
As a preferred solution, the turnover mechanism includes being connected to two sets of connecting rods between the stringer of bedstead and bed board
Mechanism, every set link mechanism include the first articulated jib and the second articulated jib, one end of first articulated jib and the second articulated jib
It is respectively hinged at the side rail inner of bedstead, the other end of first articulated jib and the second articulated jib is respectively hinged at the bottom of bed board
The length in portion, first articulated jib is longer than the size of the second articulated jib.
As a preferred solution, support base, the bed board idler wheel and support when falling are provided on the bedstead
The upper surface of seat supports cooperation.
As a preferred solution, the two sides of the bottom of the bed board are fixedly connected with seat, first articulated jib and
Two articulated jibs are respectively hinged on attachment base, are connected with synchronous connecting shaft between two attachment bases.
As a preferred solution, between first articulated jib and bedstead and attachment base, the second articulated jib and bed
By hinged Axile connection structure between frame and attachment base, the hinged axis connection knot between first articulated jib and attachment base
Structure includes link bolt, fixing sleeve and washer, and the fixing sleeve is installed on the first articulated jib, the link bolt rotational installation
In in fixing sleeve and through attachment base, the light bar segment cooperation of the attachment base and link bolt, first articulated jib and connection
It is provided with washer between seat, the nut is installed on the thread segment of link bolt and locking, hiding is provided on the link bolt
The position of oil ring groove, the hiding oil ring groove is adapted to fixing sleeve.
As a preferred solution, the bottom of the bed board is provided with limit plate close to one end of the second articulated jib, institute
It states limit plate and second articulated jib limit cooperation limitation bed board lifts flip angle.
As a preferred solution, the bed board is backboard or thigh plate.
After above-mentioned technical proposal, effect of the invention is: since the bottom of the bedstead is additionally provided with damper,
The bed board turnover driving mechanism includes driving shaft, two actuating arms and straight-line power device, and two actuating arms are cut with scissors respectively
It connects in the inside of the correspondence stringer of bedstead, the driving shaft is connected to one end of two actuating arms, the other end of two actuating arms
It is provided with idler wheel, the bottom of the bed board is provided with the linear guide being adapted to idler wheel, is fixed with master arm on the driving shaft,
The straight-line power device is hinged between master arm and bedstead, and clutch, the driving shaft are provided on the straight-line power device
On be also rotatably equipped with slave arm, the damper is hinged between slave arm and bedstead, and buffering is fixed on the driving shaft
Force set is provided with falling for circle spacing in the buffering force set and buffers shifting block and reset dial, and described fell buffers shifting block
Touching compression damper is squeezed with slave arm when bed board fell, the reset dial, which squeezes touching with slave arm when bed board lifts overturning, to be made
Damper elongation resets, and when bed board, which needs to overturn, to be lifted, straight-line power device drives master arm deflection, and then keeps driving shaft inclined
Turn, and driving shaft and actuating arm are fixed as one, therefore actuating arm is just deflected around its hinge joint, such idler wheel will be led in straight line
The overturning of mobile and then pushing tow bed board is lifted in rail, and at the same time, buffering force set can be deflected with driving shaft, in this way buffering force
The reset dial of set can stir slave arm deflection, and then reset damper elongation；And when bed board needs to fall, straight line power
The clutch of device separates and then makes power and master arm to disengage, in this way due to the gravity of bed board itself while and patient itself
Gravity so that bed board deflection decline was fallen, bed board just makes actuating arm and driving shaft reverse deflection when deflecting, and dials in buffering of falling
For block not and before driven arm contact, falling for bed board is very smooth, therefore may be implemented quickly to fall, and buffers shifting block when falling
Not and after driven arm contact, damper just works, and plays buffer function in this way, and bed board is made gently to fall；Bed board fell in this way
Time shorten, be suitble to some urgent special circumstances.And simultaneously because bed board fell not by straight-line power device driving and
It is to be deflected by self weight, if in this way, the hand of patient is between bed board and bedstead during falling, then will not go out
The risk of existing pinch off；If the hand of nursing staff is between bed board and bedstead, when bed board fell, nursing staff can take out in time
From, while bed board will receive the drag effect of the hand of nursing staff and fall and not fall even slowly more, such safety is higher.
Again since the slave arm includes two blocks of arm plates and the buffering matching board portion being connected between two blocks of arm plates, described two
One end of block arm plate is sleeved between driving shaft, and the other end of two blocks of arm plates and one end of damper are hinged, the buffering
Force set is located between two blocks of arm plates, and described fell buffers shifting block and reset dial is located at the periphery of buffering force set, described slow
It rushes the two sides in matching board portion and buffers shifting block and reset dial squeezes touching cooperation with falling respectively, the slave arm and buffering force set
Install very convenient, while fell buffer stopper and reset dial can accurately be engaged with buffering matching board portion, it is ensured that slow
Impulsion makees and reliable in action of quickly falling.
Again since the turnover mechanism includes being connected to two sets of link mechanisms between the stringer of bedstead and bed board, every set connecting rod
Mechanism includes the first articulated jib and the second articulated jib, and one end of first articulated jib and the second articulated jib is respectively hinged at bedstead
Side rail inner, the other end of first articulated jib and the second articulated jib is respectively hinged at the bottom of bed board, first hinge
The length for connecing arm is longer than the size of the second articulated jib, and the turnover mechanism is structurally reasonable, and bed board not only realizes the movement of overturning, and
And the displacement with horizontal direction while overturning, in this way when patient lies in medical bed, the overturning of bed board will not
The abdomen of patient is caused to squeeze, to play the role of heyns' decompression.
Again due to being provided with support base on the bedstead, bed board upper surface of idler wheel and support base when falling is supported
Cooperation.In this way, bed board was supported seat supports after falling, bed board is stablized more reliable.
Again since the two sides of the bottom of the bed board are fixedly connected with seat, first articulated jib and the second articulated jib are cut with scissors respectively
It connects on attachment base, is connected with synchronous connecting shaft between two attachment bases, which facilitates the first articulated jib and second hingedly
Arm is respectively articulated with, and can make the link mechanism synchronization action of bed board two sides by synchronous connecting shaft.
Again due between first articulated jib and bedstead and attachment base, the second articulated jib and bedstead and attachment base it
Between by hinged Axile connection structure, the hinged Axile connection structure between first articulated jib and attachment base includes hinged spiral shell
Bolt, fixing sleeve and washer, the fixing sleeve are installed on the first articulated jib, link bolt rotational installation in fixing sleeve simultaneously
Through attachment base, the light bar segment of the attachment base and link bolt cooperates, and is provided between first articulated jib and attachment base
Washer, the nut are installed on the thread segment of link bolt and locking, hiding oil ring groove are provided on the link bolt, hiding oil
The position of annular groove is adapted to fixing sleeve, after the hinged Axile connection structure addition lubricating oil, since hiding oil ring groove can store profit
Lubricating oil, to keep permanent lubrication, it is ensured that rotate for a long time smooth.
Again since the bottom of the bed board is provided with limit plate, the limit plate and second close to one end of the second articulated jib
Articulated jib limit cooperation limitation bed board lifts flip angle, can limit the flip angle of bed board in this way, bed board is avoided to overturn
Transition.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Structural schematic diagram when Fig. 1 is the bed board lifting status of the embodiment of the present invention；
Bottom substance schematic diagram when Fig. 2 is after the bed board of the embodiment of the present invention fell；
Fig. 3 is structure sectional view when damper works during bed board fell；
Fig. 4 is reset dial and structural schematic diagram when slave arm contact action during bed board lifts；
Fig. 5 is the schematic cross-sectional view of hinged Axile connection structure；
In attached drawing: 1. bed boards；2. linear guide；3. limit plate；4. the second articulated jib；5. fixed connecting base；6. synchronous connect
Spindle；7. the first articulated jib；8. actuating arm；9. idler wheel；10. driving shaft；11. master arm；12. linear motor；13. slave arm；
14. damper；15. buffering force set；16. support base；17. clutch；18. buffering matching board portion；Shifting block is buffered 19. falling；
20. reset dial；21. stringer；22. link bolt；23. fixing sleeve；24. hiding oil ring groove；25. washer；26. nut.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail.
As shown in Figures 1 to 5, the bed board overturning buffer device of medical bed, including bedstead and bed board 1, the bed board 1 pass through
Turnover mechanism is installed on bedstead, and the bed board 1 is backboard or thigh plate.Bed board 1 is provided between the bedstead and bed board 1
Turnover driving mechanism, the bottom of the bedstead are additionally provided with damper 14, and 1 turnover driving mechanism of bed board includes driving shaft
10, two actuating arms 8 and straight-line power device, two actuating arms 8 are respectively hinged at the inside of the correspondence stringer 21 of bedstead,
The driving shaft 10 is connected to one end of two actuating arms 8, and the other end of two actuating arms 8 is provided with idler wheel 9, the bed board 1
Bottom be provided with the linear guide 2 being adapted to idler wheel 9, which is straight-line groove, and idler wheel 9 rolls in straight-line groove, is driven
Swing arm 8 can head on bed board 1 when deflecting on driving shaft 10 with driving shaft 10 and overturn, and can be with bed board 1 when the reversion of driving shaft 10
Straight-line groove separation, is fixed with master arm 11 on the driving shaft 10, the straight-line power device be hinged on master arm 11 and bedstead it
Between, which is linear motor 12, and is provided with clutch 17, is also rotatably equipped on the driving shaft 10 driven
Arm 13, the damper 14 are hinged between slave arm 13 and bedstead, and buffering force set 15 is fixed on the driving shaft 10, should
It is provided with falling for circle spacing in buffering force set 15 and buffers shifting block 19 and reset dial 20, described fell buffers shifting block 19 and exist
Touching compression damper 14 is squeezed when bed board 1 falls with slave arm 13, the reset dial 20 is when bed board 1 lifts overturning and slave arm
13, which squeeze touching, resets the elongation of damper 14.
As shown in Figure 3 and Figure 4, the slave arm 13 includes two blocks of arm plates and the buffering being connected between two blocks of arm plates cooperation
The one end in plate portion 18, two blocks of arm plates is sleeved between driving shaft 10, the other end and the damper 14 of two blocks of arm plates
One end is hinged, and the buffering force set 15 is located between two blocks of arm plates, and described fell buffers shifting block 19 and reset dial 20 is located at
The periphery of force set 15 is buffered, the two sides in the buffering matching board portion 18 buffer shifting block 19 and reset dial 20 with falling respectively
Touching cooperation is squeezed, for driving shaft 10 in deflection, buffering matching board is buffered between shifting block 19 and reset dial 20 in falling, therefore
It buffers shifting block 19 period bed board 1 when buffering matching board turns to from reset dial 20 to fall and can quickly fall, and it is slow when fall
Damper 14 works when rushing shifting block 19 and buffering matching board contact, and bed board 1 just slowly fell.
The turnover mechanism includes being connected to two sets of link mechanisms between the stringer 21 of bedstead and bed board 1, every set connecting rod machine
Structure includes the first articulated jib 7 and the second articulated jib 4, and one end of first articulated jib 7 and the second articulated jib 4 is respectively hinged at bed
The other end of 21 inside of stringer of frame, first articulated jib 7 and the second articulated jib 4 is respectively hinged at the bottom of bed board 1, described
The length of first articulated jib 7 is longer than the size of the second articulated jib 4, and there are also beds for the first articulated jib 7 and the second articulated jib 4, stringer 21
A four-bar mechanism is formd between two hinge joints (fixed connecting base 5) on plate 1, and the turnover mechanism can make bed board 1
There are also horizontal displacements while overturning, and when placement position as shown in figure 1, bed board 1 is that have a displacement to the left.It in this way can be with
Reduce the extruding to abdomen.The two sides of the bottom of the bed board 1 are fixedly connected with seat 5, first articulated jib 7 and the second articulated jib
4 are respectively hinged on attachment base, are connected with synchronous connecting shaft 6 between two attachment bases.
Support base 16 is provided on the bedstead, the bed board 1 upper surface of idler wheel 9 and support base 16 when falling supports
Cooperation.Lead between first articulated jib 7 and bedstead and attachment base, between the second articulated jib 4 and bedstead and attachment base
Hinged Axile connection structure is crossed, the hinged Axile connection structure between first articulated jib 7 and attachment base includes link bolt 22, consolidates
Surely set 23 and washer 25, the fixing sleeve 23 are installed on the first articulated jib 7, and the rotational installation of link bolt 22 is in fixing sleeve
In 23 and run through attachment base, the light bar segment of the attachment base and link bolt 22 cooperates, first articulated jib 7 and attachment base it
Between be provided with washer 25, the nut 26 is installed on thread segment and the locking of link bolt 22, is arranged on the link bolt 22
There is hiding oil ring groove 24, the position of the hiding oil ring groove 24 is adapted to fixing sleeve 23.
The hinged Axile connection structure is suitable for each delivery position of bed board overturning buffer device.
The bottom of the bed board 1 is provided with limit plate 3, the limit plate 3 and the second hinge close to one end of the second articulated jib 4
Connect the limit cooperation limitation bed board 1 of arm 4 lifts flip angle, can limit the flip angle of bed board 1 in this way, bed board 1 is avoided to turn over
The angle turned is excessive.
The motor mentioned in the present embodiment is current routine techniques, in April, 2008 Beijing the 5th edition the 28th
It is detailed in " mechanical design handbook the 5th edition " of secondary printing to disclose the specific structure and original of motor and other transmission mechanisms
Reason and other designs, belong to the prior art, structure is cheer and bright.Embodiment described above is only to preferred reality of the invention
The description for applying mode, does not act as a limitation of the scope of the invention, on the basis of not departing from design spirit of the present invention, to the present invention
The various modifications and transformation that technical solution is made, should fall within the scope of protection determined by the claims of the present invention.
Claims (8)
1. the bed board overturning buffer device of medical bed, including bedstead and bed board, the bed board are installed on bedstead by turnover mechanism
On, bed board turnover driving mechanism is provided between the bedstead and bed board, it is characterised in that: the bottom of the bedstead is additionally provided with
Damper, the bed board turnover driving mechanism include driving shaft, two actuating arms and straight-line power device, two actuating arms
It is respectively hinged at the inside of the correspondence stringer of bedstead, the driving shaft is connected to one end of two actuating arms, two actuating arms
The other end is provided with idler wheel, and the bottom of the bed board is provided with the linear guide being adapted to idler wheel, is fixed on the driving shaft
Master arm, the straight-line power device are hinged between master arm and bedstead, and clutch is provided on the straight-line power device, described
Slave arm is also rotatably equipped on driving shaft, the damper is hinged between slave arm and bedstead, fixed on the driving shaft
Have buffering force set, falling for circle spacing be provided in the buffering force set and buffers shifting block and reset dial, it is described fell it is slow
It rushes shifting block and squeezes touching compression damper with slave arm when bed board falls, the reset dial is when bed board lifts overturning and slave arm
Crowded touching resets damper elongation.
2. the bed board overturning buffer device of medical bed as described in claim 1, it is characterised in that: the slave arm includes two pieces
Arm plate and the buffering matching board portion being connected between two blocks of arm plates, one end of two blocks of arm plates are sleeved between driving shaft, institute
One end of the other end and damper of stating two blocks of arm plates is hinged, and the buffering force set is located between two blocks of arm plates, described to fall
Buffer the periphery that shifting block and reset dial are located at buffering force set, the two sides in the buffering matching board portion respectively with buffering of falling
Shifting block and reset dial squeeze touching cooperation.
3. the bed board overturning buffer device of medical bed as claimed in claim 2, it is characterised in that: the turnover mechanism includes connecting
Two sets of link mechanisms between the stringer of bedstead and bed board are connected to, every set link mechanism includes the first articulated jib and the second articulated jib,
One end of first articulated jib and the second articulated jib is respectively hinged at the side rail inner of bedstead, first articulated jib and second
The other end of articulated jib is respectively hinged at the bottom of bed board, and the length of first articulated jib is longer than the size of the second articulated jib.
4. the bed board overturning buffer device of medical bed as claimed in claim 3, it is characterised in that: be provided with branch on the bedstead
Support seat, bed board support cooperation in the upper surface of idler wheel and support base when falling.
5. the bed board overturning buffer device of medical bed as claimed in claim 4, it is characterised in that: the two sides of the bottom of the bed board
It is fixedly connected with seat, first articulated jib and the second articulated jib are respectively hinged on attachment base, are connected between two attachment bases
There is synchronous connecting shaft.
6. the bed board overturning buffer device of medical bed as claimed in claim 5, it is characterised in that: first articulated jib and bed
Between frame and attachment base, between the second articulated jib and bedstead and attachment base by hinged Axile connection structure, described first
Hinged Axile connection structure between articulated jib and attachment base includes link bolt, fixing sleeve and washer, and the fixing sleeve is installed on
On first articulated jib, the link bolt rotational installation is in fixing sleeve and through attachment base, the attachment base and link bolt
Light bar segment cooperation, washer is provided between first articulated jib and attachment base, the nut is installed on the spiral shell of link bolt
Line section is simultaneously locked, and hiding oil ring groove is provided on the link bolt, and the position of the hiding oil ring groove is adapted to fixing sleeve.
7. the bed board overturning buffer device of medical bed as claimed in claim 6, it is characterised in that: the bottom of the bed board is close
One end of second articulated jib is provided with limit plate, and the limit plate and the second articulated jib limit cooperation limitation bed board lift overturning
Angle.
8. the bed board overturning buffer device of medical bed as claimed in claim 7, it is characterised in that: the bed board be backboard or
Thigh plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811027368.1A CN108938252B (en) | 2018-09-04 | 2018-09-04 | Bed board overturning buffer device of medical bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811027368.1A CN108938252B (en) | 2018-09-04 | 2018-09-04 | Bed board overturning buffer device of medical bed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108938252A true CN108938252A (en) | 2018-12-07 |
| CN108938252B CN108938252B (en) | 2024-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811027368.1A Active CN108938252B (en) | 2018-09-04 | 2018-09-04 | Bed board overturning buffer device of medical bed |
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| CN206896468U (en) * | 2016-08-30 | 2018-01-19 | 常州裕丰家具有限公司 | A kind of beddo |
| CN209301548U (en) * | 2018-09-04 | 2019-08-27 | 江苏赛康医疗设备股份有限公司 | The bed board overturning buffer device of medical bed |
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2018
- 2018-09-04 CN CN201811027368.1A patent/CN108938252B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101784812A (en) * | 2007-08-31 | 2010-07-21 | 百乐仕株式会社 | Damper device |
| CN205885711U (en) * | 2016-06-16 | 2017-01-18 | 河北普康医疗设备有限公司 | Make structure of medical bed backplate band stop buddhist nun descending |
| CN206896468U (en) * | 2016-08-30 | 2018-01-19 | 常州裕丰家具有限公司 | A kind of beddo |
| CN209301548U (en) * | 2018-09-04 | 2019-08-27 | 江苏赛康医疗设备股份有限公司 | The bed board overturning buffer device of medical bed |
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