CN209236644U - From the medical chair assembly of buffering - Google Patents
From the medical chair assembly of buffering Download PDFInfo
- Publication number
- CN209236644U CN209236644U CN201821443464.XU CN201821443464U CN209236644U CN 209236644 U CN209236644 U CN 209236644U CN 201821443464 U CN201821443464 U CN 201821443464U CN 209236644 U CN209236644 U CN 209236644U
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- China
- Prior art keywords
- backboard
- plate
- bedstead
- arm
- buffering
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- 230000003139 buffering effect Effects 0.000 title claims abstract description 50
- 210000000689 upper leg Anatomy 0.000 claims abstract description 43
- 244000309466 calf Species 0.000 claims abstract description 33
- 239000000872 buffer Substances 0.000 claims abstract description 19
- 230000006835 compression Effects 0.000 claims abstract description 5
- 238000007906 compression Methods 0.000 claims abstract description 5
- 210000002414 leg Anatomy 0.000 claims description 63
- 230000007246 mechanism Effects 0.000 claims description 36
- 230000007306 turnover Effects 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 7
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 229910052755 nonmetal Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims 1
- 230000006978 adaptation Effects 0.000 abstract description 2
- 238000011176 pooling Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 9
- 210000001015 abdomen Anatomy 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000474 nursing effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009738 saturating Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002688 persistence Effects 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Invalid Beds And Related Equipment (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
Abstract
The utility model discloses a kind of from the medical chair assembly of buffering, including bedstead, backboard, intermediate bed board, thigh plate and calf plate, medical bed further includes damper, backboard overturning drive device includes the first driving shaft, backboard actuating arm and first straight line power device, the first master arm and slave arm are fixed on first driving shaft, between first master arm and bedstead, first straight line power device and damper are respectively articulated between slave arm and bedstead, buffering force set is fixed on first driving shaft, falling for circle spacing, which is provided with, in the buffering force set buffers shifting block and reset dial, fell buffer shifting block when backboard falls with slave arm squeeze touching compression damper, reset dial squeezes touching when backboard lifts overturning with slave arm resets damper elongation.The backboard of the medical treatment chair assembly can quickly fall and have pooling feature, and adaptation is stronger, while security performance can be improved, and reduce the risk that finger or palm are pinched.
Description
Technical field
The utility model relates to a kind of from medical chair assembly is buffered, and belong to the field of medical instrument technology.
Background technique
Current medical bed includes bedstead and the backboard being set on bedstead, intermediate bed board, thigh plate and calf plate, each plate
It is hinged, backboard and thigh plate have backboard and the overturning power device driving of thigh plate respectively, and overturn power device and generally adopt
Driven with linear motor, linear motor be hinged between backboard and bedstead or thigh plate and bedstead between, and current this bed
Plate 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, is easy to happen safety accident, or even occur
The case where pinch off palm or finger.
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.
5, the bottom of current medical bed is provided with the displacement structure for placing light-transmitting plate, and light-transmitting plate is used to use of making film,
And current light-transmitting plate can only be front and back pull, the placement and taking-up of light-transmitting plate are inconvenient.And simultaneously, current medical bed is general
It can only make film in the position of chest, cannot achieve the function of whole body film making.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of from the medical chair assembly of buffering, the medical treatment bed board
The backboard of component can quickly fall and have pooling feature, and adaptation is stronger, while security performance can be improved, and reduces finger or palm
The risk being pinched.
In order to solve the above technical problems, the technical solution of the utility model is: it is a kind of from the medical chair assembly of buffering, including
Bedstead, backboard, intermediate bed board, thigh plate and calf plate, the intermediate bed board are fixed on bedstead, and the backboard is turned over by backboard
Rotation mechanism is articulated on bedstead, and the thigh plate is articulated on bedstead by leg slab overturning machine structure, the calf plate and thigh plate
Between it is hinged, support link mechanism is hinged between the calf plate and bedstead, driving is provided between the backboard and bedstead
The backboard overturning drive device of backboard overturning is provided with the leg plate overturning of driving thigh plate overturning between the thigh plate and bedstead
Driving device, the medical bed further include damper, and the backboard overturning drive device includes the first driving shaft, two backboards drives
Swing arm and first straight line power device, two backboard actuating arms are respectively hinged at the inside of the correspondence stringer of bedstead, described
First driving shaft is connected to one end of two backboard actuating arms, and the other end of two backboard actuating arms is provided with idler wheel, the back
The bottom of plate is provided with the linear guide being adapted to idler wheel, is fixed with the first master arm on first driving shaft, this is first straight
Line power device is hinged between the first master arm and bedstead, is provided with clutch in the first straight line power device, and described
Slave arm is also rotatably equipped on one driving shaft, the damper is hinged between slave arm and bedstead, first driving shaft
On be fixed with buffering force set, falling for circle spacing is provided in the buffering force set and buffers shifting block and reset dial, it is described
Fell buffer shifting block when backboard falls with slave arm squeeze touching compression damper, the reset dial when backboard lifts overturning with
Slave arm, which squeezes touching, 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 the first driving shaft, the other ends of two blocks of arm plates and damper
One end is hinged, and the buffering force set is located between two blocks of arm plates, and described fell buffers shifting block and reset dial is located at buffering and applies
The periphery of power set, 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 back turning mechanism includes being connected between the stringer of bedstead and backboard two sets
Plate link mechanism, every set plate link mechanism include the first articulated jib and the second articulated jib, first articulated jib and second
One end of articulated jib is respectively hinged at the side rail inner of bedstead, and the other end of first articulated jib and the second articulated jib is cut with scissors respectively
It connects in the bottom of backboard, the length of first articulated jib is longer than the size of the second articulated jib, and the second articulated jib is located proximate to
Intermediate bed board.
As a preferred solution, the medical treatment chair assembly that buffers certainly further includes putting for placing the tabula rasa of light-transmitting plate
Device is set, the backboard, intermediate bed board, thigh plate and calf plate are nonmetal plate, the backboard, thigh plate and calf plate
Light-transmitting plate when laying flat that fell is in the top of leg slab overturning machine structure, back turning mechanism and support link mechanism.
As a preferred solution, the tabula rasa apparatus for placing includes that the first placement beam disposed in parallel and second are placed
Beam, the first placement beam and the second placement beam are separately fixed on the corresponding stringer of bedstead, and described first, which places beam and second, places
The horizontal positioned plate for being used to support light-transmitting plate is provided on beam.
As a preferred solution, the both ends of the first placement beam and the second placement beam pass through connector and support
Attachment base is fixed on stringer, and the first placement beam and the second placement beam are provided with the side installation vertical with horizontal positioned plate
Slot, the connector include the first web portion and the second web portion, in the first web portion insertion side mounting groove simultaneously
Bolt is fixed, and second web portion is fixed with support connecting base bolt, and the backboard and calf plate level were propped up when falling
Support connection seat supports.
As a preferred solution, the leg slab overturning machine structure is identical with the structure of back turning mechanism, the leg plate
Overturning drive device is identical as backboard overturning drive device structure, and the leg slab overturning machine structure includes third articulated jib and the 4th hinge
Arm is connect, the length of third articulated jib is longer than the 4th articulated jib, and the leg plate overturning drive device includes the second driving shaft, two legs
Plate actuating arm and second straight line power device, the end of leg plate actuating arm are provided with idler wheel, and the third articulated jib includes being mutually
The first bar portion and the second bar portion of obtuse angle setting, the first bar portion are hinged on stringer, and the length of the second bar portion is longer than the first bar portion
And it is hinged on the bottom of leg plate, the idler wheel on the leg plate actuating arm is when leg plate is horizontally placed to by the upper surface branch of the second bar portion
Support.
As a preferred solution, the bottom of the backboard is provided with backboard limit close to one end of the second articulated jib
Plate, the backboard limit plate and the second articulated jib limit cooperation limitation backboard lift flip angle；The bottom of the thigh plate
One end of 4th articulated jib is provided with leg plate limit plate, the leg plate limit plate and the 4th articulated jib limit cooperation limitation leg
Plate lifts flip angle.
As a preferred solution, each articulated position of the medical bed passes through hinged Axile connection structure and connects, institute
Stating hinged Axile connection structure includes link bolt, fixing sleeve and washer, and the fixing sleeve is installed on the deflection of two opposite deflection
In one of them of component, the link bolt rotational installation is in fixing sleeve and through another deflection component, two deflections
Washer is provided between component, the nut is installed on the thread segment of link bolt and locks, and is arranged on the link bolt
There is hiding oil ring groove, the position of the hiding oil ring groove is adapted to fixing sleeve.
As a preferred solution, the support link mechanism includes two length-adjustable word hinges, a word
One end of hinge is hinged on the stringer of corresponding bedstead, and the other end is hinged on the bottom of calf plate.
After above-mentioned technical proposal, the effect of the utility model is: 1, since the medical treatment chair assembly is provided with resistance
Buddhist nun's device, for backboard when overturning is lifted, the reset dial of the buffering force set on the first driving shaft can stir slave arm deflection, then
Reset damper elongation；When backboard was when overturning was fallen, the falling for buffering strength set on the first driving shaft buffers shifting block group
Dynamic slave arm reverse deflection, then compression damper, postnotum just slowly fell；And before damper works, backboard
Reversal rate is fast, reduces the time that backboard fell in this way, is suitble to some emergencies.2, the backboard driving of the medical treatment chair assembly
The other end of arm is provided with idler wheel, and the bottom of the backboard is provided with the linear guide being adapted to idler wheel, backboard actuating arm and back
It is not directly coupled between plate, and clutch can be such that power disengages, due to falling not by straight-line power device for backboard
It drives but is deflected by self weight, if backboard turns in this way, the hand of patient is between bed board and bedstead during falling
The dynamics turned is small, then the risk of pinch off hand will not occur；If the hand of nursing staff is between bed board and bedstead, bed board
When falling, nursing staff can detach in time, while bed board will receive the drag effect of the hand of nursing staff and fall more slowly
It did not fell even, 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 the first driving shaft, and the other end of two blocks of arm plates and one end of damper are hinged, described
It buffers force set to be located between two blocks of arm plates, described fell buffers shifting block and reset dial positioned at the periphery of buffering force set, institute
The two sides in buffering matching board portion are stated to buffer shifting block and reset dial respectively and squeeze touching cooperation with falling.The slave arm and buffering force
The installation of set is very convenient, while fell buffer stopper and reset dial can accurately be engaged with buffering matching board portion, really
Protect action of giving and reliable in action of quickly falling.
Again since the back turning mechanism includes being connected to Liang Tao plate link mechanism between the stringer of bedstead and backboard,
Every set plate link mechanism includes the first articulated jib and the second articulated jib, one end point of first articulated jib and the second articulated jib
It is not hinged on 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 backboard
Portion, the length of first articulated jib are longer than the size of the second articulated jib, and the second articulated jib is located proximate to intermediate bed board.The back
Slab overturning machine structure is structurally reasonable, and backboard not only realizes the movement of overturning, and has a horizontal direction while overturning
Displacement, in this way when patient lies in medical bed, the overturning of backboard will not cause to squeeze to the abdomen of patient, to play abdomen
The effect of portion's decompression.
It further include again the tabula rasa apparatus for placing for placing light-transmitting plate, the back from medical chair assembly is buffered due to described
Plate, intermediate bed board, thigh plate and calf plate are nonmetal plate, and the backboard, thigh plate and calf plate fell saturating when laying flat
Tabula rasa is in the top of leg slab overturning machine structure, back turning mechanism and support link mechanism, puts in this way, light-transmitting plate is placed on tabula rasa
After setting on device, metal being had no above light-transmitting plate and is blocked, whole body film making can be achieved in this way.
Again since the tabula rasa apparatus for placing includes that the first placement beam disposed in parallel and second place beam, first places beam
It is separately fixed on the corresponding stringer of bedstead with the second placement beam, is provided with use on the first placement beam and the second placement beam
In the horizontal positioned plate of support light-transmitting plate.The both ends of the first placement beam and the second placement beam pass through connector and support connects
Joint chair is fixed on stringer, and the first placement beam and the second placement beam are provided with the side installation vertical with horizontal positioned plate
Slot, the connector include the first web portion and the second web portion, in the first web portion insertion side mounting groove simultaneously
Bolt is fixed, and second web portion is fixed with support connecting base bolt, and the backboard and calf plate level were propped up when falling
The fixation of support connection seat supports, the first placement beam and the second placement beam is very convenient, and light-transmitting plate is placed and extracted all non-
It is often convenient, it can extract out from the head of a bed or be taken out above horizontal positioned plate.
Again due to the leg slab overturning machine structure it is identical with the structure of back turning mechanism, the leg plate overturning drive device with
Backboard overturning drive device structure is identical, and the leg slab overturning machine structure includes third articulated jib and the 4th articulated jib, and third is hinged
The length of arm is longer than the 4th articulated jib, and the leg plate overturning drive device includes the second driving shaft, two leg plate actuating arms and the
Two straight-line power devices, the end of leg plate actuating arm are provided with idler wheel, and the third articulated jib includes be mutually obtuse angle setting the
One bar portion and the second bar portion, the first bar portion are hinged on stringer, and the length of the second bar portion is longer than the first bar portion and is hinged on leg plate
Bottom, the idler wheel on the leg plate actuating arm supports when leg plate is horizontally placed to by the upper surface of the second bar portion, which exists
Displacement with a horizontal direction while overturning, thigh stretches when same, also further functions as the effect of heyns' decompression.
Backboard limit plate, the backboard limit are provided with close to one end of the second articulated jib due to the bottom of the backboard again
Plate and second articulated jib limit cooperation limitation backboard lift flip angle；The bottom of the thigh plate is close to the 4th articulated jib
One end is provided with leg plate limit plate, and the leg plate limit plate and the 4th articulated jib limit cooperation limitation leg plate lift flip angle
Degree can limit the flip angle of thigh plate and backboard by leg plate limit plate and backboard limit plate in this way, avoid flip angle
It is excessive.
It is connected again since each articulated position of the medical bed passes through hinged Axile connection structure, the hinged axis connection knot
Structure includes link bolt, fixing sleeve and washer, and the fixing sleeve is installed on one of them of the deflection component of two opposite deflection
On, the link bolt rotational installation is provided in fixing sleeve and between another deflection component, two deflection components
Washer, the nut are installed on the thread segment of link bolt and lock, and hiding oil ring groove is provided on the link bolt, the hiding
The position of oil ring groove is adapted to fixing sleeve, the persistence of lubrication can be improved using hiding oil ring groove, it is ensured that each articulated position is long-term
Reliable smooth rotation.
Again since the support link mechanism includes two length-adjustable word hinges, one end of the word hinge is hinged
On the stringer of corresponding bedstead, the other end is hinged on the bottom of calf plate.By the angle of an adjustable calf plate of word hinge,
Further increase comfort.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Perspective view when Fig. 1 is the backboard lifting status of the utility model embodiment；
Fig. 2 is the bottom substance schematic diagram that the backboard of the utility model embodiment fell under state；
Fig. 3 is the side structure schematic diagram that backboard fell under state；
Perspective view when Fig. 4 is backboard, thigh plate lifting status；
Fig. 5 is schematic structural cross-sectional view when damper works；
Fig. 6 is schematic structural cross-sectional view when damper resets；
Fig. 7 is the cross-sectional view of bed body component in the direction of the width；
Fig. 8 is enlarged diagram of the Fig. 7 at I；
In attached drawing: 1. intermediate bed boards；2. backboard；3. thigh plate；4. calf plate；5. stringer；6. the first driving shaft；7. synchronous
Connecting shaft；8. the first articulated jib；9. the second articulated jib；10. backboard actuating arm；11. idler wheel；12. linear guide；13. first puts
Set beam；131. horizontal positioned plate；14. side mounting groove；15. connector；16. support connecting base；17. the first master arm；18. first
Straight-line power device；19. slave arm；20. damper；21. backboard limit plate；22. buffering force set；221. fell buffering dial
Block；222. reset dial；23. clutch；24. the second driving shaft；25. third articulated jib；26. the 4th articulated jib；27. second is straight
Line power device；28. leg plate actuating arm；29. a word hinge；30. the second master arm；31. leg plate limit plate；32. link bolt；
33. fixing sleeve；34. washer；35. nut；36. hiding oil ring groove；37. linear guide plate.
Specific embodiment
The utility model is described in further detail below by specific embodiment.
As shown in Figures 1 to 8, a kind of from the medical chair assembly of buffering, including bedstead, backboard 2, intermediate bed board 1, thigh plate
3 and calf plate 4, the bedstead include stringer 5 and crossbeam, the intermediate bed board 1 is fixed on bedstead, and the backboard 2 passes through back
2 turnover mechanism of plate is articulated on bedstead, and the thigh plate 3 is articulated on bedstead by leg slab overturning machine structure, 4 He of calf plate
Hinged between thigh plate 3, the deflection of thigh plate 3 will drive the deflection of calf plate 4, be hinged with branch between the calf plate 4 and bedstead
Supporting rod mechanism is provided with 2 overturning drive device of backboard that driving backboard 2 is overturn, the thigh between the backboard 2 and bedstead
The leg plate overturning drive device that driving thigh plate 3 is overturn is provided between plate 3 and bedstead, the medical bed further includes damper
20,2 overturning drive device of backboard includes 6, two backboard actuating arms 10 of the first driving shaft and first straight line power device 18,
Two backboard actuating arms 10 are respectively hinged at the inside of the correspondence stringer 5 of bedstead, in the present embodiment, each hinge of chair assembly
Connecing arm, actuating arm and slave arm is the inside with stringer 5, can be further improved safety in this way, avoids clamp hand.Described
One driving shaft 6 is connected to one end of two backboard actuating arms 10, and the other end of two backboard actuating arms 10 is provided with idler wheel 11, the
One driving shaft 6 and backboard actuating arm 10 are deflected around its hinge joint together.The bottom of the backboard 2, which is provided with, to be adapted to idler wheel 11
Linear guide 12, the linear guide 12 on dorsulum 2 are groove-like structure, idler wheel 11 be constrained in slot ensure to move linearly and with
2 bottom of backboard accurately contacts；Certainly, the overturning of thigh plate 3 is also using the leg plate driving of the structure as backboard actuating arm 10
Arm 28 drives, and is provided with linear guide plate 37 on thigh plate 3 at this time, the idler wheel 11 on leg plate actuating arm 28 is located at linear guide plate
37 side, the side of the side plate limitation idler wheel 11 of the linear guide plate 37, also may be implemented certain guiding role, certainly,
The bottom of thigh plate 3 can also be directly arranged at the same linear guide 12 in 2 bottom of backboard.
The first master arm 17 is fixed on first driving shaft 6, it is main which is hinged on first
Between swing arm 17 and bedstead, clutch 23 is provided in the first straight line power device 18, first straight line power in the present embodiment
Device 18 and second straight line power device 27 are all made of linear motor driving.
Slave arm 19 is also rotatably equipped on first driving shaft 6, the damper 20 is hinged on slave arm 19 and bed
Between frame, it is fixed with buffering force set 22 on first driving shaft 6, is provided with putting for circle spacing in the buffering force set 22
Buffer shifting block 221 and reset dial 222, it is described fell to buffer shifting block 221 and squeeze when backboard 2 falls with slave arm 19 press contracting
Damper 20, the reset dial 222 squeezes touching when backboard 2 lifts overturning with slave arm 19 resets the elongation of damper 20.
As shown in Figure 5 and Figure 6, the slave arm 19 includes two blocks of arm plates and the buffering being connected between two blocks of arm plates cooperation
Plate portion, one end of two blocks of arm plates are sleeved between the first driving shaft 6, the other end and the damper 20 of two blocks of arm plates
One end is hinged, and the buffering force set 22 is located between two blocks of arm plates, and described fell buffers shifting block 221 and reset dial 222
Shifting block 221 and reset dial are buffered with falling respectively in the two sides of the periphery of buffering force set 22, the buffering matching board portion
222 squeeze touching cooperation.
As shown in fig. 6, first straight line power device 18 drives the first driving shaft 6 and backboard actuating arm 10 to deflect, first is main
In the position that deflection just will drive buffering force set 22 itself relative rotation occurs for moving axis 6, in this way, 10 pushing tow of backboard actuating arm is carried on the back
Plate 2 deflects, and simultaneously, reset dial 222 can stir the buffering matching board portion of buffering force set 22, keep the elongation of damper 20 multiple
Position；As shown in figure 5, clutch 23 transmits the power of first straight line power device 18 de- when needing backboard 2 to need to be put into
Open, the gravity and patient that such backboard 2 receives itself fell to the pressure of backboard 2, fell buffer shifting block 221 not with it is slow
Speed of falling before rushing the contact of matching board portion is fast, saves the time of falling；And shifting block 221 and buffering matching board portion are buffered when falling
When contact can compression damper 20, damper 20 works, so that the speed of falling of backboard 2 be made to slow down until horizontal.
As shown in Figure 1, Figure 2 and Figure 4,2 turnover mechanism of backboard includes being connected between the stringer 5 of bedstead and backboard 2
Two sets of 2 link mechanisms of backboard, every 2 link mechanism of set backboard include the first articulated jib 8 and the second articulated jib 9, and described first is hinged
One end of arm 8 and the second articulated jib 9 is respectively hinged at 5 inside of stringer of bedstead, first articulated jib 8 and the second articulated jib 9
The other end be respectively hinged at the bottom of backboard 2, wherein the bottom of backboard, which is provided with, facilitates the first articulated jib 8 and second hinged
The connecting plate that arm 9 connects is provided with synchronous connecting shaft 7 between connecting plate, and it is hinged that the length of first articulated jib 8 is longer than second
The size of arm 9, the second articulated jib 9 are located proximate to intermediate bed board 1.Backboard 2 is being overturn using above-mentioned 2 turnover mechanism of backboard
When can generate a horizontal displacement, as shown in Figure 1, backboard 2 overturning can generate a displacement to the left, in this way reduction to patient
Abdomen cause to squeeze, improve comfort level.Similarly, thigh plate 3 also may be implemented abdomen and subtract also using same overturning structure
Pressure.
Described from medical chair assembly is buffered further includes the tabula rasa apparatus for placing for placing light-transmitting plate, the backboard 2, in
Between bed board 1, thigh plate 3 and calf plate 4 be nonmetal plate, the backboard 2, thigh plate 3 and calf plate 4 fell saturating when laying flat
Tabula rasa is in the top of leg slab overturning machine structure, backboard 2 turnover mechanism and support link mechanism.The tabula rasa apparatus for placing includes flat
The first of row setting places beam 13 and second places beam, and it is corresponding that the first placement beam 13 and the second placement beam are separately fixed at bedstead
On stringer 5, the horizontal positioned plate 131 for being used to support light-transmitting plate is provided on the first placement beam 13 and the second placement beam.
Light-transmitting plate can be extracted out from one end, directly can also take out or place from the top of horizontal positioned plate 131 after the deflection of backboard 2,
It operates more convenient.
The both ends of the first placement beam 13 and the second placement beam pass through connector 15 and support connecting base 16 is fixed on
On stringer 5, the first placement beam 13 and the second placement beam are provided with the side mounting groove 14 vertical with horizontal positioned plate 131,
The connector 15 includes the first web portion and the second web portion, in the first web portion insertion side mounting groove 14 simultaneously
Bolt is fixed, and second web portion is fixed with 16 bolt of support connecting base, when the backboard 2 and 4 level of calf plate were fallen
It is supported the support of attachment base 16.The support connecting base 16 is used not only for fixing the first placement beam 13 and the second room quality, but also
It is used to support backboard 2 and calf plate 4, simplifies the structure of chair assembly.
The leg slab overturning machine structure is identical with the structure of 2 turnover mechanism of backboard, the leg plate overturning drive device and backboard 2
Overturning drive device structure is identical, and the leg slab overturning machine structure includes third articulated jib 25 and the 4th articulated jib 26, and third is hinged
The length of arm 25 is longer than the 4th articulated jib 26, and the leg plate overturning drive device includes 24, the two leg plate drivings of the second driving shaft
Arm 28 and second straight line power device 27, the second master arm 30 is arranged on the second driving shaft 24, and second straight line power device 27 is cut with scissors
It connects between the second master arm 30 and bedstead, the end of leg plate actuating arm 28 is provided with idler wheel 11, and the third articulated jib 25 wraps
The first bar portion and the second bar portion for being mutually obtuse angle setting are included, the first bar portion is hinged on stringer 5, and the length of the second bar portion is longer than the
One bar portion and the bottom for being hinged on leg plate, the idler wheel 11 on the leg plate actuating arm 28 is when leg plate is horizontally placed to by the second bar portion
Upper surface support.The bottom of the backboard 2 is provided with backboard limit plate 21, the backboard close to one end of the second articulated jib 9
Limit plate 21 and second articulated jib 9 limit cooperation limitation backboard 2 lift flip angle；The bottom of the thigh plate 3 is close to
One end of four articulated jibs 26 is provided with leg plate limit plate 31, the leg plate limit plate 31 and the limit cooperation limitation of the 4th articulated jib 26
Leg plate lifts flip angle.
Each articulated position of the medical bed passes through hinged Axile connection structure and connects, and the hinged Axile connection structure includes
Link bolt 32, fixing sleeve 33 and washer 34, the fixing sleeve 33 are installed on wherein the one of the deflection components of two opposite deflection
On a, the rotational installation of link bolt 32 is in fixing sleeve 33 and between another deflection component, two deflection components
It is provided with washer 34, the nut 35 is installed on the thread segment of link bolt 32 and locks, and is arranged on the link bolt 32
There is hiding oil ring groove 36, the position of the hiding oil ring groove 36 is adapted to fixing sleeve 33.Wherein in the present embodiment, two of opposite deflection are partially
Rotation member can be between the first articulated jib 8 and bedstead, between the first articulated jib 8 and backboard 2 etc., that is to say, that as long as this
Hinge joint position in embodiment is all made of above-mentioned structure, can extend lubrication time using hiding oil ring groove 36, it is ensured that when long
Between rotate it is smooth.
As shown in figure 4, the support link mechanism includes two length-adjustable word hinges 29, the word hinge 29
One end is hinged on the stringer 5 of corresponding bedstead, and the other end is hinged on the bottom of calf plate 4.The overturning of thigh plate 3 will drive calf plate
4 overturnings, and the length of a word hinge 29 is adjustable, the flip angle of calf plate 4 adjustable in this way, improves comfort level.
Clutch 23, linear motor, a word hinge 29 in the present embodiment are current routine techniques and structure, then this
It is not described in detail.
Embodiment described above is only the description to the preferred embodiment of the present invention, not as the limit to the scope of the invention
It is fixed, on the basis of not departing from design spirit of the present invention, to various modifications and transformation that technical solution of the present invention is made, it should all fall
Enter in the protection scope that claims of the present invention determines.
Claims (10)
1. from medical chair assembly is buffered, including bedstead, backboard, intermediate bed board, thigh plate and calf plate, the intermediate bed board are consolidated
It is scheduled on bedstead, it is characterised in that: the backboard is articulated on bedstead by back turning mechanism, and the thigh plate passes through leg plate
Turnover mechanism is articulated on bedstead, hinged between the calf plate and thigh plate, and branch is hinged between the calf plate and bedstead
Supporting rod mechanism is provided with the backboard overturning drive device of driving backboard overturning, the thigh plate between the backboard and bedstead
The leg plate overturning drive device of driving thigh plate overturning is provided between bedstead, the medical bed further includes damper, described
Backboard overturning drive device includes the first driving shaft, two backboard actuating arms and first straight line power device, two backboards
Actuating arm is respectively hinged at the inside of the correspondence stringer of bedstead, and first driving shaft is connected to the one of two backboard actuating arms
End, the other end of two backboard actuating arms are provided with idler wheel, and the bottom of the backboard is provided with the linear guide being adapted to idler wheel,
Be fixed with the first master arm on first driving shaft, the first straight line power device be hinged on the first master arm and bedstead it
Between, it is provided with clutch in the first straight line power device, slave arm, the resistance are also rotatably equipped on first driving shaft
Buddhist nun's device is hinged between slave arm and bedstead, is fixed with buffering force set on first driving shaft, is set in the buffering force set
Be equipped with falling for circle spacing and buffer shifting block and reset dial, it is described fell buffer shifting block when backboard falls with slave arm squeeze touching
Compression damper, the reset dial squeezes touching when backboard lifts overturning with slave arm resets damper elongation.
2. as described in claim 1 from buffering medical chair assembly, it is characterised in that: the slave arm include two blocks of arm plates and
It is connected to the buffering matching board portion between two blocks of arm plates, one end of two blocks of arm plates is sleeved between the first driving shaft, described
The other end of two blocks of arm plates and one end of damper are hinged, and the buffering force set is located between two blocks of arm plates, it is described fell it is slow
It rushes shifting block and reset dial is located at the periphery of buffering force set, the two sides in the buffering matching board portion are dialled with buffering of falling respectively
Block and reset dial squeeze touching cooperation.
3. as claimed in claim 2 from the medical chair assembly of buffering, it is characterised in that: the back turning mechanism includes connection
The Liang Tao plate link mechanism between the stringer and backboard of bedstead, every set plate link mechanism include the first articulated jib and the second hinge
Connect arm, one end of first articulated jib and the second articulated jib is respectively hinged at the side rail inner of bedstead, first articulated jib
The bottom of backboard is respectively hinged at the other end of the second articulated jib, the length of first articulated jib is longer than the second articulated jib
Size, the second articulated jib are located proximate to intermediate bed board.
4. as claimed in claim 3 from the medical chair assembly of buffering, it is characterised in that: described to buffer medical chair assembly certainly also
Including the tabula rasa apparatus for placing for placing light-transmitting plate, the backboard, intermediate bed board, thigh plate and calf plate are non-metal board
Material, the backboard, thigh plate and calf plate light-transmitting plate when laying flat that fell are in leg slab overturning machine structure, back turning mechanism and support
The top of link mechanism.
5. as claimed in claim 4 from the medical chair assembly of buffering, it is characterised in that: the tabula rasa apparatus for placing includes parallel
First be arranged places beam and second places beam, and the first placement beam and the second placement beam are separately fixed at the corresponding stringer of bedstead
On, the horizontal positioned plate for being used to support light-transmitting plate is provided on the first placement beam and the second placement beam.
6. as claimed in claim 5 from the medical chair assembly of buffering, it is characterised in that: described first, which places beam and second, places
The both ends of beam pass through connector and support connecting base is fixed on stringer, and the first placement beam and the second placement beam are respectively provided with
There is a side mounting groove vertical with horizontal positioned plate, the connector includes the first web portion and the second web portion, and described the
In one web portion insertion side mounting groove and bolt is fixed, and second web portion is fixed with support connecting base bolt, described
Backboard and calf plate level were supported connection seat supports when falling.
7. as claimed in claim 6 from the medical chair assembly of buffering, it is characterised in that: the leg slab overturning machine structure and backboard turn over
The structure of rotation mechanism is identical, and the leg plate overturning drive device is identical as backboard overturning drive device structure, the leg plate overturning
Mechanism includes third articulated jib and the 4th articulated jib, and the length of third articulated jib is longer than the 4th articulated jib, and the leg plate overturning is driven
Dynamic device includes the second driving shaft, two leg plate actuating arms and second straight line power device, and the end of leg plate actuating arm is provided with
Idler wheel, the third articulated jib include the first bar portion and the second bar portion for being mutually obtuse angle setting, and the first bar portion is hinged on stringer,
The length of second bar portion is longer than the first bar portion and is hinged on the bottom of leg plate, and the idler wheel on the leg plate actuating arm is horizontal in leg plate
It is supported when being put by the upper surface of the second bar portion.
8. as claimed in claim 7 from the medical chair assembly of buffering, it is characterised in that: the bottom of the backboard is close to the second hinge
The one end for connecing arm is provided with backboard limit plate, and the backboard limit plate and the second articulated jib limit cooperation lifting for backboard of limitation are turned over
Gyration；The bottom of the thigh plate is provided with leg plate limit plate close to one end of the 4th articulated jib, the leg plate limit plate and
4th articulated jib limit cooperation limitation leg plate lifts flip angle.
9. as claimed in claim 8 from the medical chair assembly of buffering, it is characterised in that: each articulated position of the medical bed is equal
It is connected by hinged Axile connection structure, the hinged Axile connection structure includes link bolt, fixing sleeve, washer and nut, described
Fixing sleeve is installed in one of them of the deflection component of two opposite deflection, and the link bolt rotational installation is in fixing sleeve
And run through another deflection component, it is provided with washer between two deflection components, the nut is installed on the screw thread of link bolt
It in section and locks, hiding oil ring groove is provided on the link bolt, the position of the hiding oil ring groove is adapted to fixing sleeve.
10. as described in any one of claim 1 to 9 from the medical chair assembly of buffering, it is characterised in that: the support link machine
Structure includes two length-adjustable word hinges, and one end of the word hinge is hinged on the stringer of corresponding bedstead, other end hinge
It connects in the bottom of calf plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821443464.XU CN209236644U (en) | 2018-09-04 | 2018-09-04 | From the medical chair assembly of buffering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821443464.XU CN209236644U (en) | 2018-09-04 | 2018-09-04 | From the medical chair assembly of buffering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209236644U true CN209236644U (en) | 2019-08-13 |
Family
ID=67517463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821443464.XU Withdrawn - After Issue CN209236644U (en) | 2018-09-04 | 2018-09-04 | From the medical chair assembly of buffering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209236644U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108938251A (en) * | 2018-09-04 | 2018-12-07 | 江苏赛康医疗设备股份有限公司 | From the medical chair assembly of buffering |
-
2018
- 2018-09-04 CN CN201821443464.XU patent/CN209236644U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108938251A (en) * | 2018-09-04 | 2018-12-07 | 江苏赛康医疗设备股份有限公司 | From the medical chair assembly of buffering |
| CN108938251B (en) * | 2018-09-04 | 2024-01-09 | 江苏赛康医疗设备股份有限公司 | Self-buffering medical bed board assembly |
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