CN108743055A - A kind of Stretcher for stair that medical field uses - Google Patents
A kind of Stretcher for stair that medical field uses Download PDFInfo
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- CN108743055A CN108743055A CN201810628901.3A CN201810628901A CN108743055A CN 108743055 A CN108743055 A CN 108743055A CN 201810628901 A CN201810628901 A CN 201810628901A CN 108743055 A CN108743055 A CN 108743055A
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- stretcher
- block
- rack
- side plate
- regulating mechanism
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- 230000007246 mechanism Effects 0.000 claims abstract description 174
- 230000001105 regulatory effect Effects 0.000 claims abstract description 159
- 230000008859 change Effects 0.000 claims description 88
- 239000004744 fabric Substances 0.000 claims description 19
- 230000001360 synchronised effect Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 33
- 230000032258 transport Effects 0.000 abstract description 19
- 230000009471 action Effects 0.000 description 10
- 230000003138 coordinated effect Effects 0.000 description 9
- 238000009434 installation Methods 0.000 description 9
- 208000027418 Wounds and injury Diseases 0.000 description 8
- 230000006378 damage Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- 208000014674 injury Diseases 0.000 description 8
- 230000004044 response Effects 0.000 description 7
- 230000000875 corresponding effect Effects 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 230000001143 conditioned effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- A61G1/00—Stretchers
-
- 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
- A61G1/00—Stretchers
- A61G1/04—Parts, details or accessories, e.g. head-, foot-, or like rests specially adapted for stretchers
-
- 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
- A61G1/00—Stretchers
- A61G1/04—Parts, details or accessories, e.g. head-, foot-, or like rests specially adapted for stretchers
- A61G1/048—Handles
Abstract
The invention belongs to stretcher technical fields, more particularly to a kind of Stretcher for stair that medical field uses, it includes stretcher fixed plate, the first regulating mechanism, the second regulating mechanism, unlocking board sliding slot, the second guide groove, pressing plate, the first rack, the second rack, lazy-tongs etc., wherein the wobble plate in the first regulating mechanism and the second regulating mechanism is adjusted to adapt to different situations：First, when stretcher transports patient on level road, wobble plate is in horizontality, plays effect identical with common Simple stretcher.Second, when stretcher transports patient between stair, four wobble plates are in vertical state, and two handles of stretcher side are located on the upside of stretcher, two handles of the stretcher other side are located on the downside of stretcher, can guarantee that the patient on stretcher can steadily be transported between the stair that height rises and falls in this way.The design of lazy-tongs of the present invention and two pressing plates reduces the coordinated between users, increases the type easy to use of stretcher of the present invention.
Description
Technical field
The invention belongs to stretcher technical field more particularly to a kind of Stretcher for stair that medical field uses.
Background technology
Simple medical stretcher traditional at present is commonly used in the scene for transporting patient.For having elevator in city
For high building, common medical stretcher can transport patient using floor different above and below elevator；Due to putting down for elevator
Above and below steady, so when transporting patient in the high building with elevator, common medical stretcher can be competent at transport task completely；But
Be for the small high-rise building that those do not have elevator, once the condition of the injury of patient must use common medical stretcher to transport
When, common medical stretcher is being susceptible to the phenomenon that stretcher tilts during staircase carries out transport patient procedure, be located on stretcher
Patient may be slid from stretcher and cause secondary injury.In order to can guarantee that stretcher can begin when staircase transports patient
It is in horizontality eventually, prevents patient from being slid from stretcher, so just needing to design a kind of doctor transported for staircase
Treat stretcher.
The present invention design a kind of Stretcher for stair that medical field uses solve the problems, such as it is as above.
Invention content
To solve drawbacks described above in the prior art, the present invention discloses a kind of Stretcher for stair that medical field uses, it is
It is realized using following technical scheme.
In the description of the present invention, it should be noted that the indicating positions such as term "inner", "lower", "upper" or position are closed
System be orientation based on ... shown in the drawings either position relationship or the invention product using when the orientation or position usually put
Set relationship, it is only for convenient for the description present invention and simplify description, do not indicate or imply the indicated device or element must
There must be specific orientation, with specific azimuth configuration or operation, therefore be not considered as limiting the invention.In addition, art
Language " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
A kind of Stretcher for stair that medical field uses, it is characterised in that：It includes stretcher fixed plate, stretcher cloth, the first load
Frame side plate, the second stretcher side plate, the first regulating mechanism, the second regulating mechanism, sliding groove, third guide groove, unlocking board sliding slot, second
Guide groove, pressing plate, the first rack, the second rack, the first supporting block, the second supporting block, rack sliding slot, axis hole, rack guide hole, synchronization
Mechanism；Stretcher cloth is installed between two of which stretcher fixed plate；First stretcher side plate and the second stretcher side plate are separately mounted to
The both ends of stretcher fixed plate.
The structure and institute's mounting structure of first stretcher side plate and the second stretcher side plate are identical, for the first stretcher side plate：The
It symmetrically opens there are two sliding groove one side of the stretcher side plate far from stretcher cloth；The both sides of each sliding groove are symmetrically provided with two
A third guide groove；Unlocking board sliding slot there are two symmetrically being opened on the both ends end face of first stretcher side plate；Each unlocking board sliding slot
It is communicated with corresponding sliding groove；Second guide groove there are one being opened on the side of each unlocking board sliding slot；First regulating mechanism and
Two regulating mechanisms are separately mounted in two sliding grooves；It is provided with rack sliding slot in the middle part of first stretcher side plate；The side of rack sliding slot
Face centre position is provided with axis hole；Rack sliding slot is communicated with two sliding grooves respectively；The sliding groove of first regulating mechanism is installed
First supporting block is installed on inverted draw cut face；It is equipped on the kerve face of the sliding groove of the second regulating mechanism and the second support is installed
Block；First supporting block and the second supporting block are close to rack sliding slot；It is provided with perforation in first supporting block and the second supporting block
Rack guide hole；One end of first rack be mounted on the first regulating mechanism on, the other end pass through the first supporting block rack guide hole and
It enters in rack sliding slot；One end of second rack is mounted on the second regulating mechanism, and the other end passes through the tooth of the first supporting block
It guide hole and enters in rack sliding slot.
The first regulating mechanism in the first regulating mechanism and the second stretcher side plate in first stretcher side plate is opposite；First load
The second regulating mechanism in the second regulating mechanism and the second stretcher side plate in frame side plate is opposite；First regulating mechanism and second is adjusted
It is identical to save mechanism.
For two pressing plates：One end of one pressing plate is connected with the first regulating mechanism in the first stretcher side plate, another
End is connected with the first regulating mechanism in the second stretcher side plate；One end of another pressing plate and second in the first stretcher side plate
Regulating mechanism is connected, and the other end is connected with the second regulating mechanism in the second stretcher side plate.
Two stretcher fixed plates are located between two pressing plates.
Above-mentioned first regulating mechanism includes sliding block, third guide block, the second fixed block, limited block, limited block spring, limited block
Sliding slot, unlocking board, the second guide block, second spring, limiting slot, ring set, limit disk, positive stop strip template, the first fixed block,
Hand, wobble plate, fixed link, holding tank, short inclined-plane, long inclined-plane, fillet, limit teeth, the first guide block, the first spring, the first guide groove,
Sliding channel, wherein sliding block in a manner of being slidably matched being mounted in corresponding sliding groove；Symmetrically pacify the both sides of sliding block
There are two third guide blocks for dress；Two third guide blocks are mounted in a manner of being slidably matched in two third guide grooves respectively；Fixed link
One end be mounted on sliding block on, the other end is equipped with limit disk；Fixed link and the first stretcher side plate are perpendicular；Limit disk
Multiple limit teeth have been evenly distributed on periphery along circumferential direction；Ring set is nested in fixed link, ring set be located at sliding block with
Between limit disk；One end of wobble plate is mounted on the periphery of ring set；It is separate that handle and the first fixed block are installed in wobble plate
On the side of sliding block；Handle is located at one end of the wobble plate far from ring set, and the first fixed block is located between limit disk and handle；The
The sliding channel of perforation is provided in one fixed block；It symmetrically opens there are two the first guide groove the both sides of sliding channel；Positive stop strip template
It is mounted in sliding channel in a manner of being slidably matched, and sliding channel is stretched out at the both ends of positive stop strip template；Positive stop strip template
Both sides symmetrically install there are two the first guide block；Two the first guide blocks are located in two the first guide grooves；First guide block is slided
It moves in the first guide groove；One end of two the first springs is separately mounted on two the first guide blocks, and the other end is separately mounted to two
On the groove face of first guide groove；Two the first springs are located in two the first guide grooves；Justify with limit one end of positive stop strip template
Limit teeth on disk match.
It is provided with holding tank on the side of sliding block；It is provided with limited block sliding slot on the inverted draw cut face of holding tank；Limited block is slidably installed
In limited block sliding slot；One end of limited block spring is mounted on limited block, and the other end is mounted on the groove face of limited block sliding slot；
The one end of limited block far from limited block spring has short inclined-plane and long inclined-plane；Pacify on sliding groove side channel face with unlocking board sliding slot
Equipped with the second fixed block；It is provided with limiting slot on the upper face of second fixed block；Unlocking board is mounted on solution in a manner of being slidably matched
In jam plate sliding slot, and unlocking board sliding slot is stretched out at the both ends of unlocking board；Second guide block is mounted on unlocking board；Second guide block is located at
In second guide groove；Second guide block slides on the second guide groove；One end of second spring is mounted on the second guide block, and the other end is mounted on
On the groove face of second guide groove；Second spring is located in the second guide groove.
For the first adjustment structure：Limited block is matched with the limiting slot on the second fixed block；Second fixed block and receiving
Slot matches；One end of unlocking board is matched with the long inclined-plane on limited block.
For the first regulating mechanism, the second regulating mechanism, the first rack and the second rack in the first stretcher side plate：First
One end of rack is mounted on the sliding block of the first regulating mechanism, and the other end passes through the rack guide hole of the first supporting block and enters tooth
In bar sliding slot；One end of second rack is mounted on the sliding block of the second regulating mechanism, and the other end passes through the rack of the first supporting block
It guide hole and enters in rack sliding slot.
For the first regulating mechanism, the second regulating mechanism, the first rack and the second rack in the second stretcher side plate：First
One end of rack is mounted on the sliding block of the first regulating mechanism, and the other end passes through the rack guide hole of the first supporting block and enters tooth
In bar sliding slot；One end of second rack is mounted on the sliding block of the second regulating mechanism, and the other end passes through the rack of the first supporting block
It guide hole and enters in rack sliding slot.
Above-mentioned two pressing plate：One end of one pressing plate is connected with the unlocking board of the first regulating mechanism in the first stretcher side plate
It connects, the other end is connected with the unlocking board of the first regulating mechanism in the second stretcher side plate；One end of another pressing plate and the first load
The unlocking board of the second regulating mechanism is connected in frame side plate, the unlocking board of the second regulating mechanism in the other end and the second stretcher side plate
It is connected.
Lazy-tongs are mounted on the first stretcher side plate, stretcher fixed plate and the second stretcher side plate；In first stretcher side plate
The first rack and the second rack matched with lazy-tongs；The first rack and the second rack in second stretcher side plate with
Lazy-tongs match.
Above-mentioned lazy-tongs include the first change gear, first rotating shaft, first bevel gear, second bevel gear, the second shaft,
Third fixed block, third hand tap gear, the 4th bevel gear, third shaft, the 4th fixed block, the 5th bevel gear, the 6th bevel gear,
Five fixed blocks, the 7th bevel gear, the 8th bevel gear, the 4th shaft, the 5th shaft, the second change gear, wherein first rotating shaft are logical
Bearing is crossed in the axis hole at the rack sliding slot of the first stretcher side plate, and axis hole is stretched out at the both ends of first rotating shaft；First
One end of shaft is equipped with the first change gear, and the other end is equipped with first bevel gear；First change gear is located at the first stretcher
In the rack sliding slot of side plate；Third fixed block is mounted on the first stretcher side plate；Third fixed block has the circular hole of perforation；Second
Shaft is mounted on by bearing in the circular hole of third fixed block, and the both ends of the second shaft are pierced by third fixed block；Second turn
One end of axis is equipped with second bevel gear, and the other end is equipped with third hand tap gear；First bevel gear and second bevel gear are meshed；
4th fixed block is mounted in corresponding stretcher fixed plate；4th fixed block has the circular hole of perforation；Third shaft passes through bearing
In the circular hole of the 4th fixed block, and the both ends of third shaft are pierced by the 4th fixed block；It installs one end of third shaft
There are the 4th bevel gear, the other end that the 5th bevel gear is installed；Third hand tap gear and the 4th bevel gear are meshed；5th fixed block is pacified
On the second stretcher side plate；5th fixed block has the circular hole of perforation；4th shaft is mounted on the 5th fixed block by bearing
Circular hole in, and the both ends of the 4th shaft are pierced by the 5th fixed block；One end of 4th shaft is equipped with the 6th bevel gear, another
End is equipped with the 7th bevel gear；5th bevel gear and the 6th bevel gear are meshed；5th shaft is mounted on the second load by bearing
In axis hole at the rack sliding slot of frame side plate, and axis hole is stretched out at the both ends of the 5th shaft；One end of 5th shaft is equipped with
Two change gears, the other end are equipped with the 8th bevel gear；Second change gear is located in the rack sliding slot of the first stretcher side plate；The
Seven bevel gears are meshed with the 8th bevel gear.
The first rack and the second rack in above-mentioned first stretcher side plate are meshed with the first change gear respectively；Second load
The first rack and the second rack in frame side plate are meshed with the second change gear respectively.
As being further improved for this technology, the side of above-mentioned limit teeth is equal with the adjacent side of limit teeth
Row.Such design is, when one end of positive stop strip template is located between two adjacent limit teeth, positive stop strip template
Both sides are bonded completely with the side of two limit teeth, and two limit teeth can be by the limit completely of positive stop strip template without will produce
Sidesway.
As being further improved for this technology, above-mentioned first spring is compressed spring；When the first spring is uncompressed, limit
One end of template is located between two limit teeth adjacent on limit disk.
As being further improved for this technology, the maximum vertical height on the short inclined-plane on above-mentioned limited block is S1, long inclined-plane
Maximum vertical height be S2；The groove depth of second fixed block upper limit position groove is S3；S2 > S3 > S1.Such design is, when
When limited block enters limiting slot, because the maximum vertical height on the short inclined-plane on limited block is more than the second fixed block upper limit position groove
Groove depth, so sliding block can not drive limited block to be moved to the direction far from the second fixed block, and then sliding block can not also move.Limit
The maximum vertical height on the long inclined-plane on the block of position is more than the groove depth of the second fixed block upper limit position groove, then it is ensured that unlocking board has
When having one end of fillet that can squeeze the long inclined-plane on limited block so that limited block is under the extruding of unlocking board to limited block spring
Direction is moved, and limited block spring is compressed；When the short inclined-plane of limited block also stretches out limiting slot, sliding block just can drive limited block to
Direction far from the second fixed block is moved, and limited block is detached from from limiting slot.The effect of limited block spring is, in limited block spring
Reset response under, limited block can move reset.
As being further improved for this technology, one end that above-mentioned unlocking board is located at sliding groove has fillet.Due to fillet
Curved surface acts on, and there is unlocking board one end of fillet to be easier to squeeze the long inclined-plane on limited block；In addition, in high-frequency extruding
Under, fillet can also play the role of reducing abrasion.
As being further improved for this technology, above-mentioned limited block spring is compressed spring；When limited block spring is uncompressed,
There is limited block the one end on long inclined-plane to stretch out limited block sliding slot.
As being further improved for this technology, above-mentioned first bevel gear, second bevel gear, third hand tap gear, the 4th cone tooth
It takes turns, the size all same of the 5th bevel gear, the 6th bevel gear, the 7th bevel gear and the 8th bevel gear.
As being further improved for this technology, the size of above-mentioned first change gear and the second change gear is identical.
The operation principle of the first regulating mechanism and the second regulating mechanism is identical in the present invention, for the first regulating mechanism：Limit
Circle of position disk is fixed in fixed link；The design of positive stop strip template, the first guide block, the first spring and the first fixed block is：First,
When the first spring is uncompressed, one end of positive stop strip template is located between two limit teeth adjacent on limit disk, limit
Template is limited, and causes wobble plate that can not swing in this way；Second, when positive stop strip template limits disk under external force pulling to separate
Direction movement when, the first guide block follows positive stop strip template to move, and the first spring compressed, and one end of positive stop strip template is from adjacent
Two limit teeth between be detached from, positive stop strip template is no longer limited, then user can be such that wobble plate surrounds by handle
The axis oscillating of fixed link, ring set rotate under the drive of wobble plate around the axis of fixed link.The effect of first spring is,
Under the reset force of one spring, the first guide block drives the movement of positive stop strip template to reset, and one end of positive stop strip template is re-inserted into phase
Between two adjacent limit teeth, positive stop strip template is limited again.Limited block is matched with the limiting slot on the second fixed block,
Second fixed block is with the matched effect of holding tank, and during sliding block fixes Block direction movement to second, second fixes
Block can relatively enter in the holding tank of sliding, and the second fixed block squeezes the long inclined-plane on limited block, and limited block is to limit
Block spring direction is moved, and limited block spring is compressed；With continuing to move to for sliding block, when limited block is located at the position of limiting slot
When, under the reset force of limited block spring, limited block is rapidly inserted into limiting slot, and the second fixed block touches holding tank at this time
Groove face, sliding block fixes Block direction without normal direction second and continues to move to, and limited block is limited slot limit, and sliding block also can not be to away from the
Two fix Block direction movement.The effect there are two third guide block is symmetrically installed on sliding block is, in sliding block when sliding groove slides, the
Three guide blocks sliding block in third guide groove, third guide block can be such that sliding block is smoothly slided in sliding groove；In addition, since third is led
Block is located in third guide groove, so sliding block will not be detached from from sliding groove.The design of unlocking board, second spring and the second guide block exists
In unlocking board makes unlocking board that there is one end of fillet to squeeze the long inclined-plane on limited block under external force, then limited block
Just limit can be unlocked；When unlocking board is moved to the direction of limited block, the second guide block follows unlocking board to move, second spring quilt
Compression；When unlocking board is no longer influenced by outer force effect, under the reset response of second spring, the second guide block drives unlocking board movement
It resets.
The first rack and the second rack in first stretcher side plate are meshed with the first change gear respectively；Second stretcher side
The first rack and the second rack in plate are meshed with the second change gear respectively.So when the first adjusting in the first stretcher side plate
When the sliding block of mechanism moves in sliding groove, the first rack in the first stretcher side plate follows the first adjusting in the first stretcher side plate
The sliding block of mechanism moves, under the deflecting effect of the first change gear, the second rack in the first stretcher side plate and the first stretcher
The first rack moving direction in side plate is on the contrary, the sliding block moving direction of the first regulating mechanism is always in the first stretcher side plate in turn
It is opposite with the sliding block moving direction of the second regulating mechanism in the first stretcher side plate.When the first change gear rotates, synchronization is utilized
The synchronous effect of mechanism, the direction of rotation and speed of the second change gear and the first change gear are essentially identical, then second
Under the deflecting effect of change gear, the first rack movement side in the second rack and the second stretcher side plate in the second stretcher side plate
To on the contrary, the sliding block moving direction of the first regulating mechanism is adjusted in the second stretcher side plate second always in the second stretcher side plate in turn
The sliding block moving direction for saving mechanism is opposite.Finally, when any one sliding block in the first stretcher side plate or the second stretcher side plate
When mobile, other sliding blocks in the first stretcher side plate or the second stretcher side plate can also act accordingly.
For lazy-tongs：Operation principle when the first change gear or the second change gear rotate first is identical,
By taking the first change gear as an example：When the first change gear rotates, the first change gear is through first rotating shaft, first bevel gear,
Two bevel gears, the second shaft, third hand tap gear, the 4th bevel gear, third shaft, the 5th bevel gear, the 6th bevel gear, the 4th turn
Axis, the 7th bevel gear, the 8th bevel gear and the 5th shaft drive the rotation of the second change gear；First change gear and the second deflecting
The direction of rotation of gear is identical.Due to first bevel gear, second bevel gear, third hand tap gear, the 4th bevel gear, the 5th cone tooth
Wheel, the 6th bevel gear, the 7th bevel gear and the 8th bevel gear size all same, the first change gear and the second change gear
Size is identical；So after the rotation of the first change gear, after a series of transmissions, the rotary speed of the second change gear with
The rotary speed of first change gear is held essentially constant.Finally, the effect of lazy-tongs is：When the first change gear rotates
Afterwards, the direction of rotation of the second change gear and rotary speed are kept not with the direction of rotation of the first change gear and rotary speed
Become, the first change gear and the second change gear is made to realize synchronous effect.
When the stretcher of the present invention transports patient on flat road surface, the first regulating mechanism in the first stretcher side plate
Limited block does not generate position-limiting action, the second regulating mechanism in the first stretcher side plate with the second fixed block in the first regulating mechanism
Limited block not in the second regulating mechanism the second fixed block generate position-limiting action；First in second stretcher side plate adjusts machine
The limited block of structure does not generate position-limiting action with the second fixed block in the first regulating mechanism, and second in the second stretcher side plate is adjusted
The limited block of mechanism does not generate position-limiting action with the second fixed block in the second regulating mechanism.Stretcher in the present invention is flat
When transporting patient on road surface, the wobble plate in all first regulating mechanisms is horizontal, and one end of positive stop strip template is located at limit
Between the two neighboring limit teeth of circle of position disk, wobble plate state in which is limited；At wobble plate in all second regulating mechanisms
In horizontal position, one end of positive stop strip template is located between the two neighboring limit teeth of limit disk, wobble plate state in which
It is limited.User can lift stretcher by handle, and since all wobble plates are in horizontal position, all stretchers can be with
Patient is steadily transported in a manner of horizontal.User can be by adjusting in the first stretcher side plate or the second stretcher side plate two
The distance of sliding block so that the distance between handle opposite can be also conditioned, and be carried a stretcher convenient for users to preferably contributing.
When the stretcher of the present invention transports patient between stair, users' coordinated pulls all first to adjust machine
Positive stop strip template in structure and the second regulating mechanism is moved to the direction far from limit disk, and the first guide block follows positive stop strip template
Movement, the first spring are compressed, and one end of positive stop strip template is detached from between two adjacent limit teeth, and positive stop strip template is not
It is limited again, then users can make axis oscillating of the wobble plate around fixed link, drive of the ring set in wobble plate by handle
The axis for surrounding fixed link down rotates.User on the upside of stair by handle by this at the first regulating mechanism and second
Wobble plate in regulating mechanism swings to vertical state, and handle is located at the upside of stretcher cloth；User on the downside of stair is logical
It crosses handle and the wobble plate in the first regulating mechanism and the second regulating mechanism at this is swung into vertical state, and handle is located at stretcher
The downside of cloth.Then, users' coordinated discharges positive stop strip template, then under the reset force of the first spring, first leads
Block drives the movement of positive stop strip template to reset, and one end of positive stop strip template is re-inserted between two adjacent limit teeth, limit
A position template is limited again.After all positive stop strip templates are limited, the state of all wobble plates is locked；Thus prevent
Stop when carrying a stretcher, the swing of wobble plate causes stretcher to tilt, and so that patient is slid from stretcher and causes secondary injury.
Finally, wherein user's pull handle makes the limiting slot of limited block and the second fixed block in sliding block generate limit work
With by taking the first regulating mechanism in the first stretcher side plate as an example：User's pull handle fixes Block direction movement, handle to second
Through wobble plate, ring set and fixed link band movable slider Block direction movement is fixed to second；When sliding block fixes what Block direction moved to second
In the process, the second fixed block relatively enters in the holding tank of sliding, and the second fixed block squeezes the long inclined-plane on limited block, limit
Position block is moved to limited block spring direction, and limited block spring is compressed；With continuing to move to for sliding block, when limited block is located at limit
When the position of slot, under the reset force of limited block spring, limited block is rapidly inserted into limiting slot, and the second fixed block is touched at this time
To the groove face of holding tank, sliding block is fixed Block direction without normal direction second and is continued to move to, and limited block is limited slot limit, and sliding block can not yet
Block direction movement is fixed to away from second.For the first stretcher side plate, since the sliding block in the first regulating mechanism drives the first tooth
The movement of item, so under the deflecting effect of the first change gear, the second rack in the first stretcher side plate and the first stretcher side
The first rack moving direction in plate on the contrary, in turn in the first stretcher side plate the sliding block moving direction of the first regulating mechanism always with
In first stretcher side plate the second regulating mechanism sliding block moving direction on the contrary, the sliding block in the second regulating mechanism be finally also at by
The state of limit.Due to the synchronous effect of lazy-tongs, after the rotation of the first change gear, the direction of rotation of the second change gear
And rotary speed is remained unchanged with the direction of rotation of the first change gear and rotary speed, then in the deflecting of the second change gear
Under effect, the first rack moving direction in the second rack and the second stretcher side plate in the second stretcher side plate is on the contrary, in turn
The sliding block moving direction of the first regulating mechanism sliding block with the second regulating mechanism in the second stretcher side plate always in two stretcher side plates
Moving direction is on the contrary, the sliding block in the first regulating mechanism and the second regulating mechanism in final second stretcher side plate is in and is limited
Position state.The design advantage that is limited of all sliding blocks is in the stretcher of the present invention：Since sliding block is limited, so sliding block will not be
It is slided in sliding groove, and then user, when being carried a stretcher with handle, handle not will produce transverse shifting, ensure that stretcher is conveyed through
It can preferably be tilted by steady lift without will produce in journey, more protect patient.In addition the design of lazy-tongs makes,
When any one sliding block active slip, other sliding blocks can passively follow its action, after sliding is actively limited, other sliding blocks
Also it can be limited, which reduces the coordinateds between users, increase the type easy to use of stretcher of the present invention.?
When transporting stretcher between stair, stretcher of the invention may be implemented four wobble plates and be in vertical state, and the two of stretcher side
A handle is located on the upside of stretcher, and two handles of the stretcher other side are located on the downside of stretcher, this can enable the stretcher of the present invention fit
It answers the height during transporting between stair to rise and fall, so that stretcher cloth is in horizontality as far as possible, prevent patient from stretcher
It slides and causes secondary injury.
When transporting patient between the stretcher no longer stair of the present invention, users press the pressure of both sides by coordinated
Plate, the unlocking board being connected with pressing plate are extruded, the workflow all same of all unlocking boards, in the first stretcher side plate first
For the unlocking board of regulating mechanism：Unlocking board makes one end that unlocking board has fillet squeeze on limited block under external force
Long inclined-plane, when unlocking board is moved to the direction of limited block, the second guide block follows unlocking board to move, and second spring is compressed；Limit
Position block moves under the extruding of unlocking board to limited block spring direction, and limited block spring is compressed；When the short inclined-plane of limited block
When stretching out limiting slot, sliding block just can drive limited block to be moved to the direction far from the second fixed block, and limited block takes off from limiting slot
From final sliding block is no longer limited.After the second fixed block is detached from from the holding tank of sliding block, make in the reset of limited block spring
Under, limited block can move reset.When unlocking board is no longer influenced by outer force effect, under the reset response of second spring, the
Two guide blocks drive unlocking board movement to reset.Finally, after all sliding blocks are detached from limit, users can be again by wobble plate tune
It is whole to arrive horizontality.The design advantage of two pressing plates in the stretcher of the present invention is, avoid users press successively it is more
A unlocking board, which to unlock multiple sliding blocks, to be limited, and the type easy to use of stretcher of the present invention is increased.
Relative to traditional stretcher technology, the wobble plate in the first regulating mechanism and the second regulating mechanism in the present invention
To be adjusted to adapt to different situations：First, when stretcher transports patient on level road, wobble plate is in horizontality, and
User can pass through the distance of two sliding blocks in the first stretcher side plate of adjusting or the second stretcher side plate so that between handle
Distance opposite can be also conditioned, and be carried a stretcher convenient for users to preferably contributing.Second, when stretcher transports patient between stair
When, four wobble plates can be in vertical state by adjusting, and two handles of stretcher side are located on the upside of stretcher, and stretcher is another
Two handles of side are located on the downside of stretcher, the height between this can make the stretcher of the present invention adapt to stair during transport
It rises and falls, so that stretcher cloth is in horizontality as far as possible, prevent patient from being slid from stretcher and cause secondary injury.In addition,
The design of the lazy-tongs and two pressing plates of the present invention reduces the coordinated between users, increases load of the present invention
The type easy to use of frame.The configuration of the present invention is simple has preferable using effect.
Description of the drawings
Fig. 1 is stretcher overall schematic.
Fig. 2 is that stretcher is integrally looked up and faces connection diagram.
Fig. 3 is stretcher cloth scheme of installation.
Fig. 4 is the first regulating mechanism and the second regulating mechanism installation diagrammatic cross-section.
Fig. 5 is the schematic elevation view that the first rack and the second rack are meshed with the first change gear respectively.
Fig. 6 is sliding block installation section schematic elevation view.
Fig. 7 is the first regulating mechanism structural schematic diagram.
Fig. 8 is sliding block diagrammatic cross-section.
Fig. 9 is standoff features schematic diagram.
Figure 10 is unlock plate structure schematic diagram.
Figure 11 is handle scheme of installation.
Figure 12 is the first guide block installation section schematic elevation view.
Figure 13 is the first fixed block diagrammatic cross-section.
Figure 14 is the first guide block scheme of installation.
Figure 15 is the first stretcher lateral plate structure schematic diagram.
Figure 16 is the first stretcher side plate diagrammatic cross-section.
Figure 17 is the first stretcher side plate section partial enlargement（One）Schematic diagram.
Figure 18 is the first stretcher side plate section partial enlargement（Two）Schematic diagram.
Figure 19 is lazy-tongs schematic diagram.
Figure 20 is pressing plate scheme of installation.
Figure label title：1, stretcher fixed plate；2, stretcher cloth；3, the first stretcher side plate；4, the second stretcher side plate；5,
One regulating mechanism；6, the second regulating mechanism；7, sliding groove；8, third guide groove；9, sliding block；10, third guide block；12, it second fixes
Block；13, limited block；14, limited block spring；15, limited block sliding slot；16, unlocking board；17, the second guide block；18, second spring；
19, the second guide groove；20, limiting slot；21, ring set；22, disk is limited；23, positive stop strip template；24, the first fixed block；25,
Hand；26, wobble plate；27, fixed link；28, holding tank；29, short inclined-plane；30, long inclined-plane；31, fillet；32, teeth are limited；33,
One guide block；34, the first spring；35, the first guide groove；36, sliding channel；37, unlocking board sliding slot；40, lazy-tongs；41, first
Change gear；42, first rotating shaft；43, first bevel gear；44, second bevel gear；45, the second shaft；46, third fixed block；
47, third hand tap gear；48, the 4th bevel gear；49, third shaft；50, the 4th fixed block；51, the 5th bevel gear；52, the 6th cone
Gear；54, the 5th fixed block；55, the 4th shaft；56, the 7th bevel gear；57, the 8th bevel gear；58, the 5th shaft；59,
Two change gears；60, pressing plate；61, the first rack；62, the second rack；63, the first supporting block；64, the second supporting block；65, tooth
Bar sliding slot；66, axis hole；67, rack guide hole.
Specific implementation mode
As shown in Figure 1, 2, it includes stretcher fixed plate 1, stretcher cloth 2, the first stretcher side plate 3, the second stretcher side plate 4,
One regulating mechanism 5, the second regulating mechanism 6, sliding groove 7, third guide groove 8, unlocking board sliding slot 37, the second guide groove 19, pressing plate 60,
It is one rack 61, the second rack 62, the first supporting block 63, the second supporting block 64, rack sliding slot 65, axis hole 66, rack guide hole 67, same
Walk mechanism 40；As shown in figure 3, being equipped with stretcher cloth 2 between two of which stretcher fixed plate 1；As shown in Figure 1, the first stretcher side
Plate 3 and the second stretcher side plate 4 are separately mounted to the both ends of stretcher fixed plate 1.
First stretcher side plate 3 is identical with the structure and institute's mounting structure of the second stretcher side plate 4, for the first stretcher side plate 3：
As shown in Figure 15,16, the first side of the stretcher side plate 3 far from stretcher cloth 2 is symmetrically opened there are two sliding groove 7；Each sliding
It symmetrically opens there are two third guide groove 8 both sides of slot 7；As shown in figure 18, it is symmetrically opened on the both ends end face of the first stretcher side plate 3
There are two unlocking board sliding slots 37；Each unlocking board sliding slot 37 is communicated with corresponding sliding groove 7；Each unlocking board sliding slot 37
Second guide groove 19 there are one being opened on side；As shown in figure 4, the first regulating mechanism 5 and the second regulating mechanism 6 are separately mounted to two
In sliding groove 7；As shown in figure 16, the middle part of the first stretcher side plate 3 is provided with rack sliding slot 65；The side interposition of rack sliding slot 65
It sets and is provided with axis hole 66；Rack sliding slot 65 is communicated with two sliding grooves 7 respectively；The top of the sliding groove 7 of first regulating mechanism 5 is installed
First supporting block 63 is installed on groove face；It is equipped on the kerve face of the sliding groove 7 of the second regulating mechanism 6 and second support is installed
Block 64；First supporting block 63 and the second supporting block 64 are close to rack sliding slot 65；As shown in figure 17, the first supporting block 63 and second
The rack guide hole 67 of perforation is provided in supporting block 64；As shown in figure 4, one end of the first rack 61 is mounted on the first regulating mechanism
On 5, the other end passes through the rack guide hole 67 of the first supporting block 63 and enters in rack sliding slot 65；Pacify one end of second rack 62
On the second regulating mechanism 6, the other end passes through the rack guide hole 67 of the first supporting block 63 and enters in rack sliding slot 65.
As shown in Figure 1, first in the first regulating mechanism 5 and the second stretcher side plate 4 in the first stretcher side plate 3 adjusts machine
Structure 5 is opposite；The second regulating mechanism 6 in the second regulating mechanism 6 and the second stretcher side plate 4 in first stretcher side plate 3 is opposite；The
One regulating mechanism 5 and the second regulating mechanism 6 are identical.
As shown in Fig. 2, for two pressing plates 60：One end of one pressing plate 60 is adjusted with first in the first stretcher side plate 3
Mechanism 5 is connected, and the other end is connected with the first regulating mechanism 5 in the second stretcher side plate 4；One end of another pressing plate 60 with
The second regulating mechanism 6 in first stretcher side plate 3 is connected, the other end and 6 phase of the second regulating mechanism in the second stretcher side plate 4
Connection.
As shown in Fig. 2, two stretcher fixed plates 1 are located between two pressing plates 60.
As shown in Fig. 6,7,8, above-mentioned first regulating mechanism 5 includes sliding block 9, third guide block 10, the second fixed block 12, limit
Block 13, limited block spring 14, limited block sliding slot 15, unlocking board 16, the second guide block 17, second spring 18, limiting slot 20, ring set
21, limit disk 22, positive stop strip template 23, the first fixed block 24, handle 25, wobble plate 26, fixed link 27, holding tank 28, it is short tiltedly
Face 29, long inclined-plane 30, fillet 31, limit teeth 32, the first guide block 33, the first spring 34, the first guide groove 35, sliding channel 36,
As shown in fig. 6, wherein sliding block 9 in a manner of being slidably matched being mounted in corresponding sliding groove 7；As shown in Fig. 6,8, sliding block
It symmetrically installs there are two third guide block 10 9 both sides；Two third guide blocks 10 are mounted on two in a manner of being slidably matched respectively
In a third guide groove 8；As shown in Fig. 8,11, one end of fixed link 27 is mounted on sliding block 9, and the other end is equipped with limit disk
22；Fixed link 27 and the first stretcher side plate 3 are perpendicular；As shown in figure 12, equal along circumferential direction on the periphery of limit disk 22
Multiple limit teeth 32 are distributed with evenly；As shown in Fig. 7,11, ring set 21 is nested in fixed link 27, and ring set 21 is located at sliding block 9
Between limit disk 22；One end of wobble plate 26 is mounted on the periphery of ring set 21；Handle 25 and the first fixed block 24 are pacified
On side of the wobble plate 26 far from sliding block 9；Handle 25 is located at one end of the wobble plate 26 far from ring set 21, the first fixed block 24
Between limit disk 22 and handle 25；As shown in figure 13, the sliding channel 36 of perforation is provided in the first fixed block 24；Sliding is logical
It symmetrically opens there are two the first guide groove 35 both sides of slot 36；As shown in Figure 12,14, positive stop strip template 23 is in a manner of being slidably matched
In sliding channel 36, and sliding channel 36 is stretched out at the both ends of positive stop strip template 23；The both sides pair of positive stop strip template 23
Claiming ground installation, there are two the first guide blocks 33；Two the first guide blocks 33 are located in two the first guide grooves 35；First guide block 33 is slided
It moves in the first guide groove 35；One end of two the first springs 34 is separately mounted on two the first guide blocks 33, and the other end is installed respectively
On the groove face of two the first guide grooves 35；Two the first springs 34 are located in two the first guide grooves 35；Positive stop strip template 23
One end with limit disk 22 on limit teeth 32 match.
As shown in figure 8, being provided with holding tank 28 on the side of sliding block 9；It is provided with limited block sliding slot on the inverted draw cut face of holding tank 28
15；As shown in Fig. 6,9, limited block 13 is slidably mounted in limited block sliding slot 15；One end of limited block spring 14 is mounted on limit
On block 13, the other end is mounted on the groove face of limited block sliding slot 15；The one end of limited block 13 far from limited block spring 14 has short
Inclined-plane 29 and long inclined-plane 30；As shown in fig. 6, being equipped with the second fixed block on the 7 side channel face of sliding groove with unlocking board sliding slot 37
12；As shown in figure 11, it is provided with limiting slot 20 on the upper face of the second fixed block 12；As shown in Fig. 6,10, unlocking board 16 is to slide
The mode of cooperation is mounted in unlocking board sliding slot 37, and unlocking board sliding slot 37 is stretched out at the both ends of unlocking board 16；Second guide block 17
On unlocking board 16；Second guide block 17 is located in the second guide groove 19；Second guide block 17 slides on the second guide groove 19；Second bullet
One end of spring 18 is mounted on the second guide block 17, and the other end is mounted on the groove face of the second guide groove 19；Second spring 18 is located at the
In two guide grooves 19.
As shown in fig. 6, for the first adjustment structure：Limited block 13 is matched with the limiting slot 20 on the second fixed block 12；
Second fixed block 12 is matched with holding tank 28；One end of unlocking board 16 is matched with the long inclined-plane 30 on limited block 13.
As shown in figure 4, for the first regulating mechanism 5, the second regulating mechanism 6, the first rack 61 in the first stretcher side plate 3
With the second rack 62：One end of first rack 61 is mounted on the sliding block 9 of the first regulating mechanism 5, and the other end passes through the first support
It the rack guide hole 67 of block 63 and enters in rack sliding slot 65；One end of second rack 62 is mounted on the cunning of the second regulating mechanism 6
On block 9, the other end passes through the rack guide hole 67 of the first supporting block 63 and enters in rack sliding slot 65.
For the first regulating mechanism 5, the second regulating mechanism 6, the first rack 61 and the second rack in the second stretcher side plate 4
62：One end of first rack 61 is mounted on the sliding block 9 of the first regulating mechanism 5, and the other end passes through the rack of the first supporting block 63
It guide hole 67 and enters in rack sliding slot 65；One end of second rack 62 is mounted on the sliding block 9 of the second regulating mechanism 6, another
It holds the rack guide hole 67 across the first supporting block 63 and enters in rack sliding slot 65.
As shown in Fig. 2,20, above-mentioned two pressing plate 60：One end of one pressing plate 60 is adjusted in the first stretcher side plate 3 first
The unlocking board 16 of mechanism 5 is connected, and the other end is connected with the unlocking board 16 of the first regulating mechanism 5 in the second stretcher side plate 4；Separately
One end of one pressing plate 60 is connected with the unlocking board 16 of the second regulating mechanism 6 in the first stretcher side plate 3, the other end and the second load
The unlocking board 16 of second regulating mechanism 6 is connected in frame side plate 4.
As shown in Figure 1, lazy-tongs 40 are mounted on the first stretcher side plate 3, stretcher fixed plate 1 and the second stretcher side plate 4；
The first rack 61 and the second rack 62 in first stretcher side plate 3 are matched with lazy-tongs 40；In second stretcher side plate 4
First rack 61 and the second rack 62 are matched with lazy-tongs 40.
As shown in figure 19, above-mentioned lazy-tongs 40 include the first change gear 41, first rotating shaft 42, first bevel gear 43,
Second bevel gear 44, the second shaft 45, third fixed block 46, third hand tap gear 47, the 4th bevel gear 48, third shaft 49,
Four fixed blocks 50, the 5th bevel gear 51, the 6th bevel gear 52, the 5th fixed block 54, the 7th bevel gear 56, the 8th bevel gear 57,
4th shaft 55, the 5th shaft 58, the second change gear 59, as shown in Fig. 2,4,17, wherein first rotating shaft 42 is pacified by bearing
In the axis hole 66 at the rack sliding slot 65 of the first stretcher side plate 3, and axis hole 66 is stretched out at the both ends of first rotating shaft 42；First
One end of shaft 42 is equipped with the first change gear 41, and the other end is equipped with first bevel gear 43；First change gear 41 is located at
In the rack sliding slot 65 of first stretcher side plate 3；As shown in Fig. 2,19, third fixed block 46 is mounted on the first stretcher side plate 3；The
Three fixed blocks 46 have the circular hole of perforation；Second shaft 45 is mounted on by bearing in the circular hole of third fixed block 46, and second
The both ends of shaft 45 are pierced by third fixed block 46；One end of second shaft 45 is equipped with second bevel gear 44, other end installation
There is third hand tap gear 47；First bevel gear 43 and second bevel gear 44 are meshed；4th fixed block 50 is mounted on corresponding stretcher
In fixed plate 1；4th fixed block 50 has the circular hole of perforation；Third shaft 49 is mounted on the circle of the 4th fixed block 50 by bearing
Kong Zhong, and the both ends of third shaft 49 are pierced by the 4th fixed block 50；One end of third shaft 49 is equipped with the 4th bevel gear 48,
The other end is equipped with the 5th bevel gear 51；Third hand tap gear 47 and the 4th bevel gear 48 are meshed；5th fixed block 54 is mounted on
On second stretcher side plate 4；5th fixed block 54 has the circular hole of perforation；4th shaft 55 is mounted on the 5th fixed block by bearing
In 54 circular hole, and the both ends of the 4th shaft 55 are pierced by the 5th fixed block 54；One end of 4th shaft 55 is equipped with the 6th cone
Gear 52, the other end are equipped with the 7th bevel gear 56；5th bevel gear 51 and the 6th bevel gear 52 are meshed；5th shaft 58 is logical
Bearing is crossed in the axis hole 66 at the rack sliding slot 65 of the second stretcher side plate 4, and the equal projecting shaft in both ends of the 5th shaft 58
Hole 66；One end of 5th shaft 58 is equipped with the second change gear 59, and the other end is equipped with the 8th bevel gear 57；Second deflecting tooth
Wheel 59 is located in the rack sliding slot 65 of the first stretcher side plate 3；7th bevel gear 56 is meshed with the 8th bevel gear 57.
As shown in figure 5, the first rack 61 and the second rack 62 in above-mentioned first stretcher side plate 3 respectively with the first deflecting tooth
Wheel 41 is meshed；The first rack 61 and the second rack 62 in second stretcher side plate 4 are meshed with the second change gear 59 respectively.
As shown in figure 12, the side of above-mentioned limit teeth 32 is parallel with the adjacent side of limit teeth 32.It is such
Design is, when one end of positive stop strip template 23 is located between two adjacent limit teeth 32, the two of positive stop strip template 23
Side with two limit teeth 32 side be bonded completely, two limit teeth 32 can by positive stop strip template 23 completely limit without
Generate sidesway.
As shown in figure 12, above-mentioned first spring 34 is compressed spring；When the first spring 34 is uncompressed, positive stop strip template 23
One end be located on limit disk 22 between adjacent two limits teeth 32.
The maximum vertical height on the short inclined-plane 29 on above-mentioned limited block 13 is S1, and the maximum vertical height on long inclined-plane 30 is
S2；The groove depth of second fixed block, 12 upper limit position groove 20 is S3；S2 > S3 > S1.Such design is, when limited block 13 enters
When to limiting slot 20, because the maximum vertical height on the short inclined-plane 29 on limited block 13 is more than 12 upper limit position groove 20 of the second fixed block
Groove depth, so sliding block 9 can not drive limited block 13 to be moved to the direction far from the second fixed block 12, and then sliding block 9 can not yet
It is mobile.The maximum vertical height on the long inclined-plane 30 on limited block 13 is more than the groove depth of 12 upper limit position groove 20 of the second fixed block, then
It is ensured that when there is unlocking board 16 one end of fillet 31 can squeeze the long inclined-plane 30 on limited block 13 so that limited block 13 exists
It is moved to 14 direction of limited block spring under the extruding of unlocking board 16, limited block spring 14 is compressed；When the short inclined-plane of limited block 13
29 also stretch out limiting slot 20 when, sliding block 9 just can drive limited block 13 to far from the second fixed block 12 direction move, limited block 13
It is detached from from limiting slot 20.The effect of limited block spring 14 is, under the reset response of limited block spring 14, limited block 13 can be with
It is mobile to reset.
As shown in Fig. 6,10, one end that above-mentioned unlocking board 16 is located at sliding groove 7 has fillet 31.Due to the curved surface of fillet 31
There is one end of fillet 31 to be easier to squeeze the long inclined-plane 30 on limited block 13 for effect, unlocking board 16；In addition, being squeezed high-frequency
Pressure, fillet 31 can also play the role of reducing abrasion.
As shown in fig. 6, above-mentioned limited block spring 14 is compressed spring；When limited block spring 14 is uncompressed, limited block 13
Limited block sliding slot 15 is stretched out in one end with long inclined-plane 30.
As shown in figure 19, above-mentioned first bevel gear 43, second bevel gear 44, third hand tap gear 47, the 4th bevel gear 48,
The size all same of five bevel gears 51, the 6th bevel gear 52, the 7th bevel gear 56 and the 8th bevel gear 57.
As shown in figure 19, above-mentioned first change gear 41 is identical with the size of the second change gear 59.
The first regulating mechanism 5 is identical with the operation principle of the second regulating mechanism 6 in the present invention, for the first regulating mechanism 5：
Limit disk 22 is fixed in fixed link 27；Positive stop strip template 23, the first guide block 33, the first spring 34 and the first fixed block 24
Design is：First, when the first spring 34 is uncompressed, one end of positive stop strip template 23 is located at adjacent two on limit disk 22
Between a limit teeth 32, positive stop strip template 23 is limited, and causes wobble plate 26 that can not swing in this way；Second, when positive stop strip template
23 under external force pulls to the direction far from limit disk 22 when moving, and the first guide block 33 follows positive stop strip template 23 to move, the
One spring 34 is compressed, and one end of positive stop strip template 23 is detached from between two adjacent limit teeth 32, positive stop strip template 23
It is no longer limited, then user can be such that axis oscillating of the wobble plate 26 around fixed link 27, ring set 21 is putting by handle 25
It is rotated around the axis of fixed link 27 under the drive of plate 26.The effect of first spring 34 is, under the reset force of the first spring 34,
First guide block 33 drives positive stop strip template 23 to move reset, and one end of positive stop strip template 23 is re-inserted into two adjacent limits
Between teeth 32, positive stop strip template 23 is limited again.Limited block 13 is matched with the limiting slot 20 on the second fixed block 12, the
Two fixed blocks 12 are with the matched effect of holding tank 28, during sliding block 9 is moved to 12 direction of the second fixed block, second
Fixed block 12 can be entered relatively in the holding tank 28 of sliding, and the second fixed block 12 squeezes the long inclined-plane on limited block 13
30, limited block 13 is moved to 14 direction of limited block spring, and limited block spring 14 is compressed；With continuing to move to for sliding block 9, work as limit
When position block 13 is located at the position of limiting slot 20, under the reset force of limited block spring 14, limited block 13 is rapidly inserted into limiting slot
In 20, the second fixed block 12 touches the groove face of holding tank 28 at this time, and sliding block 9 continues to move without 12 direction of the second fixed block of normal direction
Dynamic, limited block 13 is limited the limit of slot 20, and sliding block 9 can not also be moved to away from 12 direction of the second fixed block.Symmetrically pacify on sliding block 9
Dress is there are two the effect of third guide block 10, in sliding block 9 when sliding groove 7 slides, the sliding block in third guide groove 8 of third guide block 10
9, third guide block 10 can be such that sliding block 9 is smoothly slided in sliding groove 7；In addition, since third guide block 10 is located at third guide groove 8
In, so sliding block 9 will not be detached from from sliding groove 7.The design of unlocking board 16, second spring 18 and the second guide block 17 is, solves
Jam plate 16 makes unlocking board 16 that there is one end of fillet 31 to squeeze the long inclined-plane 30 on limited block 13 under external force, then limits
Position block 13 just can be unlocked limit；When unlocking board 16 is moved to the direction of limited block 13, the second guide block 17 follows unlocking board 16
Mobile, second spring 18 is compressed；When unlocking board 16 is no longer influenced by outer force effect, under the reset response of second spring 18,
Second guide block 17 drives the movement of unlocking board 16 to reset.
The first rack 61 and the second rack 62 in first stretcher side plate 3 are meshed with the first change gear 41 respectively；The
The first rack 61 and the second rack 62 in two stretcher side plates 4 are meshed with the second change gear 59 respectively.So when the first load
When the sliding block 9 of first regulating mechanism 5 moves in sliding groove 7 in frame side plate 3, the first rack 61 in the first stretcher side plate 3 with
It is moved with the sliding block 9 of the first regulating mechanism 5 in the first stretcher side plate 3, under the deflecting effect of the first change gear 41, the first load
61 moving direction of the first rack in the second rack 62 and the first stretcher side plate 3 in frame side plate 3 is on the contrary, the first stretcher side in turn
9 moving direction of sliding block of first regulating mechanism 5 is moved with the sliding block 9 of the second regulating mechanism 6 in the first stretcher side plate 3 always in plate 3
Dynamic direction is opposite.When the first change gear 41 rotates, the synchronous effect of lazy-tongs 40, the second change gear 59 and are utilized
The direction of rotation of one change gear 41 and speed are essentially identical, then under the deflecting effect of the second change gear 59, the second load
61 moving direction of the first rack in the second rack 62 and the second stretcher side plate 4 in frame side plate 4 is on the contrary, the second stretcher side in turn
9 moving direction of sliding block of first regulating mechanism 5 is moved with the sliding block 9 of the second regulating mechanism 6 in the second stretcher side plate 4 always in plate 4
Dynamic direction is opposite.Finally, when any one sliding block 9 movement in the first stretcher side plate 3 or the second stretcher side plate 4, first
Other sliding blocks 9 in stretcher side plate 3 or the second stretcher side plate 4 can also act accordingly.
For lazy-tongs 40：Operation principle when the first change gear 41 or the second change gear 59 rotate first
It is identical, by taking the first change gear 41 as an example：When the first change gear 41 rotates, the first change gear 41 through first rotating shaft 42,
First bevel gear 43, second bevel gear 44, the second shaft 45, third hand tap gear 47, the 4th bevel gear 48, third shaft 49,
Five bevel gears 51, the 6th bevel gear 52, the 4th shaft 55, the 7th bevel gear 56, the 8th bevel gear 57 and the 5th shaft 58 drive
Second change gear 59 rotates；First change gear 41 is identical as the direction of rotation of the second change gear 59.Due to the first cone tooth
Wheel 43, second bevel gear 44, third hand tap gear 47, the 4th bevel gear 48, the 5th bevel gear 51, the 6th bevel gear the 52, the 7th cone
The size all same of gear 56 and the 8th bevel gear 57, the first change gear 41 are identical with the size of the second change gear 59；Institute
With after the rotation of the first change gear 41, after a series of transmissions, the rotary speed of the second change gear 59 becomes with first
It is held essentially constant to the rotary speed of gear 41.Finally, the effect of lazy-tongs 40 is：When the first change gear 41 rotates
Afterwards, the direction of rotation of the second change gear 59 and rotary speed are kept with the direction of rotation of the first change gear 41 and rotary speed
It is constant, so that the first change gear 41 is realized synchronous effect with the second change gear 59.
Specific implementation mode：When the stretcher of the present invention transports patient on flat road surface, in the first stretcher side plate 3
The limited block 13 of first regulating mechanism 5 does not generate position-limiting action, the first stretcher with the second fixed block 12 in the first regulating mechanism 5
The limited block 13 of the second regulating mechanism 6 in side plate 3 does not generate limit with the second fixed block 12 in the second regulating mechanism 6 and makees
With；The limited block 13 of the first regulating mechanism 5 in second stretcher side plate 4 not with the second fixed block 12 in the first regulating mechanism 5
Generate position-limiting action, the limited block 13 of the second regulating mechanism 6 in the second stretcher side plate 4 not with the in the second regulating mechanism 6
Two fixed blocks 12 generate position-limiting action.For stretcher in the present invention when transporting patient on flat road surface, all first adjust machine
Wobble plate 26 in structure 5 is horizontal, and one end of positive stop strip template 23 is located at the two neighboring limit teeth of limit disk 22
Between 32,26 state in which of wobble plate is limited；Wobble plate 26 in all second regulating mechanisms 6 is horizontal, positive stop strip
One end of template 23 is located between the two neighboring limit teeth 32 of limit disk 22, and 26 state in which of wobble plate is limited.Make
User can lift stretcher by handle 25, and since all wobble plates 26 are in horizontal position, all stretchers can be with water
Flat mode steadily transports patient.User can be by adjusting two cunnings in the first stretcher side plate 3 or the second stretcher side plate 4
The distance of block 9 so that the distance between handle 25 opposite can be also conditioned, and be carried a stretcher convenient for users to preferably contributing.
When the stretcher of the present invention transports patient between stair, users' coordinated pulls all first to adjust machine
Positive stop strip template 23 in structure 5 and the second regulating mechanism 6 is moved to the direction far from limit disk 22, and the first guide block 33 follows limit
Position template 23 moves, and the first spring 34 is compressed, and one end of positive stop strip template 23 is between two adjacent limit teeth 32
It is detached from, positive stop strip template 23 is no longer limited, then users can make wobble plate 26 around fixed link 27 by handle 25
Axis oscillating, ring set 21 rotate under the drive of wobble plate 26 around the axis of fixed link 27.User on the upside of stair is logical
It crosses handle 25 and the wobble plate 26 in the first regulating mechanism 5 and the second regulating mechanism 6 at this is swung into vertical state, and handle 25
Positioned at the upside of stretcher cloth 2；User on the downside of stair is adjusted the first regulating mechanism 5 and second at this by handle 25
Wobble plate 26 in section mechanism 6 swings to vertical state, and handle 25 is located at the downside of stretcher cloth 2.Then, users, which cooperate with, matches
Release positive stop strip template 23 is closed, then under the reset force of the first spring 34, the first guide block 33 drives positive stop strip template 23 to move
Reset, one end of positive stop strip template 23 is re-inserted between two adjacent limit teeth 32, positive stop strip template 23 again by
Limit.After all positive stop strip templates 23 are limited, the state of all wobble plates 26 is locked；This prevents carried on a shoulder pole in lift
When frame, the swing of wobble plate 26 causes stretcher to tilt, and so that patient is slid from stretcher and causes secondary injury.
Finally, wherein user's pull handle 25 makes the limiting slot 20 of limited block 13 and the second fixed block 12 in sliding block 9 produce
Raw position-limiting action, by taking the first regulating mechanism 5 in the first stretcher side plate 3 as an example：User's pull handle 25 is to the second fixed block
12 directions are moved, and handle 25 is moved with movable slider 9 to 12 direction of the second fixed block through wobble plate 26, ring set 21 and fixed link 27；When
During sliding block 9 is moved to 12 direction of the second fixed block, the second fixed block 12 relatively enters in the holding tank 28 of sliding,
Second fixed block 12 squeezes the long inclined-plane 30 on limited block 13, and limited block 13 is moved to 14 direction of limited block spring, limited block bullet
Spring 14 is compressed；With continuing to move to for sliding block 9, when limited block 13 is located at the position of limiting slot 20, in limited block spring 14
Reset force under, limited block 13 is rapidly inserted into limiting slot 20, and the second fixed block 12 touches the groove face of holding tank 28 at this time,
Sliding block 9 is continued to move to without 12 direction of the second fixed block of normal direction, limited block 13 be limited slot 20 limit, sliding block 9 also can not to away from
It moves in second fixed block, 12 direction.For the first stretcher side plate 3, since the sliding block 9 in the first regulating mechanism 5 drives the first rack
61 movement, so under the deflecting effect of the first change gear 41, the second rack 62 and first load in the first stretcher side plate 3
61 moving direction of the first rack in frame side plate 3 is on the contrary, the sliding block 9 of first regulating mechanism 5 moves in the first stretcher side plate 3 in turn
Direction is always with 9 moving direction of sliding block of the second regulating mechanism 6 in the first stretcher side plate 3 on the contrary, cunning in the second regulating mechanism 6
Block 9 is finally also at the state being limited.Due to the synchronous effect of lazy-tongs 40, after the rotation of the first change gear 41, the
The direction of rotation of two change gears 59 and rotary speed are remained unchanged with the direction of rotation of the first change gear 41 and rotary speed,
So under the deflecting of the second change gear 59 effect, in the second rack 62 and the second stretcher side plate 4 in the second stretcher side plate 4
61 moving direction of the first rack on the contrary, 9 moving direction of sliding block of first regulating mechanism 5 is always in the second stretcher side plate 4 in turn
9 moving direction of sliding block with the second regulating mechanism 6 in the second stretcher side plate 4 is on the contrary, first in final second stretcher side plate 4 adjusts
Sliding block 9 in section mechanism 5 and the second regulating mechanism 6 is in the state of being limited.All sliding blocks 9 are limited in the stretcher of the present invention
Design advantage be：Since sliding block 9 is limited, so sliding block 9 will not slide in sliding groove 7, and then user is with handle
25 when carrying a stretcher, and handle 25 not will produce transverse shifting, ensure that preferably can steadily be lifted during stretcher transports and
It not will produce inclination, more protect patient.In addition the design of lazy-tongs 40 makes, when any one 9 active slip of sliding block,
Other sliding blocks 9 can passively follow its action, and after sliding is actively limited, other sliding blocks 9 can be also limited, and thus be reduced
Coordinated between users, increases the type easy to use of stretcher of the present invention.When transporting stretcher between stair, this
The stretcher of invention may be implemented four wobble plates 26 and be in vertical state, and two handles 25 of stretcher side are located on stretcher
Two handles 25 of side, the stretcher other side are located on the downside of stretcher, this can make the stretcher of the present invention adapt to transport between stair
Height in the process rises and falls, and so that stretcher cloth 2 is in horizontality as far as possible, prevents patient from being slid from stretcher and cause two
Secondary injury.
When transporting patient between the stretcher no longer stair of the present invention, users press the pressure of both sides by coordinated
Plate 60, the unlocking board 16 being connected with pressing plate 60 are extruded, the workflow all same of all unlocking boards 16, with the first stretcher side
In plate 3 for the unlocking board 16 of first regulating mechanism 5：Unlocking board 16 is under external force so that unlocking board 16 has fillet 31
One end squeezes the long inclined-plane 30 on limited block 13, and when unlocking board 16 is moved to the direction of limited block 13, the second guide block 17 follows
Unlocking board 16 moves, and second spring 18 is compressed；Limited block 13 moves under the extruding of unlocking board 16 to 14 direction of limited block spring
Dynamic, limited block spring 14 is compressed；When the short inclined-plane 29 of limited block 13 also stretches out limiting slot 20, sliding block 9 just can drive limit
Block 13 is moved to the direction far from the second fixed block 12, and limited block 13 is detached from from limiting slot 20, and final sliding block 9 is no longer limited
Position.After the second fixed block 12 is detached from from the holding tank 28 of sliding block 9, under the reset response of limited block spring 14, limited block
13 can move reset.When unlocking board 16 is no longer influenced by outer force effect, under the reset response of second spring 18, the second guide block
17 drive the movement of unlocking board 16 to reset.Finally, after all sliding blocks 9 are detached from limit, users can be again by wobble plate 26
It is adjusted to horizontality.The design advantage of two pressing plates 60 in the stretcher of the present invention is, avoids users and presses successively
It presses multiple unlocking boards 16 to unlock limit to multiple sliding blocks 9, increases the type easy to use of stretcher of the present invention.
In conclusion the main advantageous effect of the present invention is：Wobble plate in first regulating mechanism 5 and the second regulating mechanism 6
26 can be adjusted to adapt to different situations：First, when stretcher transports patient on level road, wobble plate 26 is in level
State, and user can pass through the distance of two sliding blocks 9 in the first stretcher side plate 3 of adjusting or the second stretcher side plate 4 so that
The distance between handle 25 opposite can be also conditioned, and be carried a stretcher convenient for users to preferably contributing.Second, when stretcher stair it
Between when transporting patient, four wobble plates 26 can be in vertical state by adjusting, and two handles 25 of stretcher side are located at
On the upside of stretcher, two handles 25 of the stretcher other side are located on the downside of stretcher, this can make stretcher of the invention adapt to stair it
Between transport during height rise and fall, make stretcher cloth 2 as far as possible be in horizontality, prevent patient from being slid from stretcher
Cause secondary injury.In addition, the design of the lazy-tongs 40 and two pressing plates 60 of the present invention reduces between users
Coordinated increases the type easy to use of stretcher of the present invention.The configuration of the present invention is simple has preferable using effect.
Claims (8)
1. a kind of Stretcher for stair that medical field uses, it is characterised in that：It includes stretcher fixed plate, stretcher cloth, the first stretcher
Side plate, the second stretcher side plate, the first regulating mechanism, the second regulating mechanism, sliding groove, third guide groove, unlocking board sliding slot, second are led
Slot, pressing plate, the first rack, the second rack, the first supporting block, the second supporting block, rack sliding slot, axis hole, rack guide hole, synchronous machine
Structure；Stretcher cloth is installed between two of which stretcher fixed plate；First stretcher side plate and the second stretcher side plate are separately mounted to carry on a shoulder pole
The both ends of frame fixed plate；
The structure and institute's mounting structure of first stretcher side plate and the second stretcher side plate are identical, for the first stretcher side plate：First load
It symmetrically opens there are two sliding groove side of the frame side plate far from stretcher cloth；The both sides of each sliding groove symmetrically open that there are two the
Three guide grooves；Unlocking board sliding slot there are two symmetrically being opened on the both ends end face of first stretcher side plate；Each unlocking board sliding slot and phase
The sliding groove answered communicates；Second guide groove there are one being opened on the side of each unlocking board sliding slot；First regulating mechanism and second is adjusted
Section mechanism is separately mounted in two sliding grooves；It is provided with rack sliding slot in the middle part of first stretcher side plate；In the side of rack sliding slot
Between position be provided with axis hole；Rack sliding slot is communicated with two sliding grooves respectively；The inverted draw cut of the sliding groove of first regulating mechanism is installed
First supporting block is installed on face；It is equipped on the kerve face of the sliding groove of the second regulating mechanism and the second supporting block is installed；The
One supporting block and the second supporting block are close to rack sliding slot；The rack that perforation is provided in first supporting block and the second supporting block is led
Hole；One end of first rack is mounted on the first regulating mechanism, and the other end passes through the rack guide hole of the first supporting block and enters
In rack sliding slot；One end of second rack is mounted on the second regulating mechanism, and the other end passes through the rack guide hole of the first supporting block
And it enters in rack sliding slot；
The first regulating mechanism in the first regulating mechanism and the second stretcher side plate in first stretcher side plate is opposite；First stretcher side
The second regulating mechanism in the second regulating mechanism and the second stretcher side plate in plate is opposite；First regulating mechanism and second adjusts machine
Structure is identical；
For two pressing plates：One end of one pressing plate is connected with the first regulating mechanism in the first stretcher side plate, the other end with
The first regulating mechanism in second stretcher side plate is connected；One end of another pressing plate is adjusted with second in the first stretcher side plate
Mechanism is connected, and the other end is connected with the second regulating mechanism in the second stretcher side plate；
Two stretcher fixed plates are located between two pressing plates；
Above-mentioned first regulating mechanism includes sliding block, third guide block, the second fixed block, limited block, limited block spring, limited block cunning
Slot, unlocking board, the second guide block, second spring, limiting slot, ring set, limit disk, positive stop strip template, the first fixed block, handle,
Wobble plate, fixed link, holding tank, short inclined-plane, long inclined-plane, fillet, limit teeth, the first guide block, the first spring, the first guide groove, cunning
Dynamic straight slot, wherein sliding block in a manner of being slidably matched being mounted in corresponding sliding groove；It symmetrically installs the both sides of sliding block
There are two third guide blocks；Two third guide blocks are mounted in a manner of being slidably matched in two third guide grooves respectively；Fixed link
One end is mounted on sliding block, and the other end is equipped with limit disk；Fixed link and the first stretcher side plate are perpendicular；Limit the outer of disk
Multiple limit teeth have been evenly distributed on disc along circumferential direction；Ring set is nested in fixed link, and ring set is located at sliding block and limit
Between circle of position disk；One end of wobble plate is mounted on the periphery of ring set；Handle and the first fixed block are installed in wobble plate far from sliding
On the side of block；Handle is located at one end of the wobble plate far from ring set, and the first fixed block is located between limit disk and handle；First
The sliding channel of perforation is provided in fixed block；It symmetrically opens there are two the first guide groove the both sides of sliding channel；Positive stop strip template with
The mode being slidably matched is mounted in sliding channel, and sliding channel is stretched out at the both ends of positive stop strip template；Positive stop strip template
It symmetrically installs there are two the first guide block both sides；Two the first guide blocks are located in two the first guide grooves；First guide block slides
In the first guide groove；One end of two the first springs is separately mounted on two the first guide blocks, and the other end is separately mounted to two
On the groove face of one guide groove；Two the first springs are located in two the first guide grooves；One end of positive stop strip template and limit disk
On limit teeth match；
It is provided with holding tank on the side of sliding block；It is provided with limited block sliding slot on the inverted draw cut face of holding tank；Limited block is slidably mounted on limit
In the block sliding slot of position；One end of limited block spring is mounted on limited block, and the other end is mounted on the groove face of limited block sliding slot；Limit
The one end of block far from limited block spring has short inclined-plane and long inclined-plane；It is equipped on sliding groove side channel face with unlocking board sliding slot
Second fixed block；It is provided with limiting slot on the upper face of second fixed block；Unlocking board is mounted on unlocking board in a manner of being slidably matched
In sliding slot, and unlocking board sliding slot is stretched out at the both ends of unlocking board；Second guide block is mounted on unlocking board；Second guide block is located at second
In guide groove；Second guide block slides on the second guide groove；One end of second spring is mounted on the second guide block, and the other end is mounted on second
On the groove face of guide groove；Second spring is located in the second guide groove；
For the first adjustment structure：Limited block is matched with the limiting slot on the second fixed block；Second fixed block and holding tank phase
Cooperation；One end of unlocking board is matched with the long inclined-plane on limited block；
For the first regulating mechanism, the second regulating mechanism, the first rack and the second rack in the first stretcher side plate：First rack
One end be mounted on the first regulating mechanism sliding block on, the other end pass through the first supporting block rack guide hole and enter rack cunning
In slot；One end of second rack is mounted on the sliding block of the second regulating mechanism, and the other end passes through the rack guide hole of the first supporting block
And it enters in rack sliding slot；
For the first regulating mechanism, the second regulating mechanism, the first rack and the second rack in the second stretcher side plate：First rack
One end be mounted on the first regulating mechanism sliding block on, the other end pass through the first supporting block rack guide hole and enter rack cunning
In slot；One end of second rack is mounted on the sliding block of the second regulating mechanism, and the other end passes through the rack guide hole of the first supporting block
And it enters in rack sliding slot；
Above-mentioned two pressing plate：One end of one pressing plate is connected with the unlocking board of the first regulating mechanism in the first stretcher side plate, separately
One end is connected with the unlocking board of the first regulating mechanism in the second stretcher side plate；One end of another pressing plate and the first stretcher side plate
In the unlocking board of the second regulating mechanism be connected, the other end is connected with the unlocking board of the second regulating mechanism in the second stretcher side plate
It connects；
Lazy-tongs are mounted on the first stretcher side plate, stretcher fixed plate and the second stretcher side plate；In first stretcher side plate
One rack and the second rack are matched with lazy-tongs；The first rack and the second rack in second stretcher side plate with it is synchronous
Mechanism matches；
Above-mentioned lazy-tongs include the first change gear, first rotating shaft, first bevel gear, second bevel gear, the second shaft, third
Fixed block, third hand tap gear, the 4th bevel gear, third shaft, the 4th fixed block, the 5th bevel gear, the 6th bevel gear, the 5th consolidate
Determine block, the 7th bevel gear, the 8th bevel gear, the 4th shaft, the 5th shaft, the second change gear, wherein first rotating shaft passes through axis
It holds in the axis hole at the rack sliding slot of the first stretcher side plate, and axis hole is stretched out at the both ends of first rotating shaft；First rotating shaft
One end the first change gear is installed, the other end is equipped with first bevel gear；First change gear is located at the first stretcher side plate
Rack sliding slot in；Third fixed block is mounted on the first stretcher side plate；Third fixed block has the circular hole of perforation；Second shaft
It is mounted on by bearing in the circular hole of third fixed block, and the both ends of the second shaft are pierced by third fixed block；Second shaft
One end is equipped with second bevel gear, and the other end is equipped with third hand tap gear；First bevel gear and second bevel gear are meshed；4th
Fixed block is mounted in corresponding stretcher fixed plate；4th fixed block has the circular hole of perforation；Third shaft is installed by bearing
In the circular hole of the 4th fixed block, and the both ends of third shaft are pierced by the 4th fixed block；One end of third shaft is equipped with
Four bevel gears, the other end are equipped with the 5th bevel gear；Third hand tap gear and the 4th bevel gear are meshed；5th fixed block is mounted on
On second stretcher side plate；5th fixed block has the circular hole of perforation；4th shaft is mounted on the circle of the 5th fixed block by bearing
Kong Zhong, and the both ends of the 4th shaft are pierced by the 5th fixed block；One end of 4th shaft is equipped with the 6th bevel gear, other end peace
Equipped with the 7th bevel gear；5th bevel gear and the 6th bevel gear are meshed；5th shaft is mounted on the second stretcher side by bearing
In axis hole at the rack sliding slot of plate, and axis hole is stretched out at the both ends of the 5th shaft；One end of 5th shaft is equipped with the second change
To gear, the other end is equipped with the 8th bevel gear；Second change gear is located in the rack sliding slot of the first stretcher side plate；7th cone
Gear is meshed with the 8th bevel gear；
The first rack and the second rack in above-mentioned first stretcher side plate are meshed with the first change gear respectively；Second stretcher side
The first rack and the second rack in plate are meshed with the second change gear respectively.
2. the Stretcher for stair that a kind of medical field according to claim 1 uses, it is characterised in that：Above-mentioned limit teeth
Side is parallel with the adjacent side of limit teeth.
3. the Stretcher for stair that a kind of medical field according to claim 1 uses, it is characterised in that：Above-mentioned first spring is
Compressed spring；When the first spring is uncompressed, one end of positive stop strip template is located at two limit teeth adjacent on limit disk
Between.
4. the Stretcher for stair that a kind of medical field according to claim 1 uses, it is characterised in that：On above-mentioned limited block
The maximum vertical height on short inclined-plane is S1, and the maximum vertical height on long inclined-plane is S2；The groove depth of second fixed block upper limit position groove is
S3；S2 > S3 > S1.
5. the Stretcher for stair that a kind of medical field according to claim 1 uses, it is characterised in that：Above-mentioned unlocking board is located at
One end of sliding groove has fillet.
6. the Stretcher for stair that a kind of medical field according to claim 1 uses, it is characterised in that：Above-mentioned limited block spring
For compressed spring；When limited block spring is uncompressed, there is limited block the one end on long inclined-plane to stretch out limited block sliding slot.
7. the Stretcher for stair that a kind of medical field according to claim 1 uses, it is characterised in that：Above-mentioned first cone tooth
Wheel, second bevel gear, third hand tap gear, the 4th bevel gear, the 5th bevel gear, the 6th bevel gear, the 7th bevel gear and the 8th cone
The size all same of gear.
8. the Stretcher for stair that a kind of medical field according to claim 1 uses, it is characterised in that：Above-mentioned first deflecting tooth
Wheel is identical with the size of the second change gear.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910303782.9A CN109938931B (en) | 2018-06-19 | 2018-06-19 | Stair stretcher for medical field |
| CN201810628901.3A CN108743055B (en) | 2018-06-19 | 2018-06-19 | A kind of Stretcher for stair that medical field uses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810628901.3A CN108743055B (en) | 2018-06-19 | 2018-06-19 | A kind of Stretcher for stair that medical field uses |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910303782.9A Division CN109938931B (en) | 2018-06-19 | 2018-06-19 | Stair stretcher for medical field |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108743055A true CN108743055A (en) | 2018-11-06 |
| CN108743055B CN108743055B (en) | 2019-06-25 |
Family
ID=63978882
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910303782.9A Active CN109938931B (en) | 2018-06-19 | 2018-06-19 | Stair stretcher for medical field |
| CN201810628901.3A Active CN108743055B (en) | 2018-06-19 | 2018-06-19 | A kind of Stretcher for stair that medical field uses |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910303782.9A Active CN109938931B (en) | 2018-06-19 | 2018-06-19 | Stair stretcher for medical field |
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| Country | Link |
|---|---|
| CN (2) | CN109938931B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111702469A (en) * | 2020-06-02 | 2020-09-25 | 汪婵洁 | Bolt assembling equipment |
| CN111702470A (en) * | 2020-06-02 | 2020-09-25 | 汪婵洁 | Assembling equipment for bolt and nut |
| CN112353417A (en) * | 2020-11-24 | 2021-02-12 | 金术荣 | Medical ultrasonic testing auxiliary assembly |
| CN113558880A (en) * | 2021-07-28 | 2021-10-29 | 江苏仁和医疗器械有限公司 | Electronic manned stair stretcher convenient to adjust wheel base |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111702469A (en) * | 2020-06-02 | 2020-09-25 | 汪婵洁 | Bolt assembling equipment |
| CN111702470A (en) * | 2020-06-02 | 2020-09-25 | 汪婵洁 | Assembling equipment for bolt and nut |
| CN111702469B (en) * | 2020-06-02 | 2022-06-24 | 重庆高强汽车配件制造有限公司 | Bolt assembling equipment |
| CN112353417A (en) * | 2020-11-24 | 2021-02-12 | 金术荣 | Medical ultrasonic testing auxiliary assembly |
| CN112353417B (en) * | 2020-11-24 | 2021-05-11 | 青岛市中心医院 | Medical ultrasonic testing auxiliary assembly |
| CN113558880A (en) * | 2021-07-28 | 2021-10-29 | 江苏仁和医疗器械有限公司 | Electronic manned stair stretcher convenient to adjust wheel base |
| CN113558880B (en) * | 2021-07-28 | 2022-07-29 | 江苏仁和医疗器械有限公司 | Electronic manned stair stretcher convenient to adjust wheel base |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108743055B (en) | 2019-06-25 |
| CN109938931B (en) | 2020-06-30 |
| CN109938931A (en) | 2019-06-28 |
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Effective date of registration: 20220113 Address after: 102200 423, 4 / F, block a, Xinhua future city building, 175 Litang Road, Changping District, Beijing Patentee after: Li Gang Address before: No. 158, Xinguang village, Julin Township, Minqing County, Fuzhou City, Fujian Province, 350800 Patentee before: Fuzhou Huteng Trade Co.,Ltd. |
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Effective date of registration: 20221011 Address after: No. 303-305, Zone A, Light Textile Socks Industry City, Datang Street, Zhuji City, Shaoxing City, Zhejiang Province, 311800 Patentee after: Zhuji Qianjin Textile Co.,Ltd. Address before: 102200 423, 4 / F, block a, Xinhua future city building, 175 Litang Road, Changping District, Beijing Patentee before: Li Gang |
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Denomination of invention: A stair stretcher used in the medical field Effective date of registration: 20221019 Granted publication date: 20190625 Pledgee: Zhejiang Zhuji Rural Commercial Bank Co.,Ltd. Pledgor: Zhuji Qianjin Textile Co.,Ltd. Registration number: Y2022980018808 |
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