CN109124895A - A kind of medical stretcher based on steel cable that medical field uses - Google Patents
A kind of medical stretcher based on steel cable that medical field uses Download PDFInfo
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- CN109124895A CN109124895A CN201810763892.9A CN201810763892A CN109124895A CN 109124895 A CN109124895 A CN 109124895A CN 201810763892 A CN201810763892 A CN 201810763892A CN 109124895 A CN109124895 A CN 109124895A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 59
- 239000010959 steel Substances 0.000 title claims abstract description 59
- 230000007246 mechanism Effects 0.000 claims abstract description 52
- 238000009434 installation Methods 0.000 claims description 87
- 230000000694 effects Effects 0.000 abstract description 10
- 230000005484 gravity Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 6
- 230000006872 improvement Effects 0.000 description 5
- 230000001960 triggered effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
Classifications
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- 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 the medical stretchers based on steel cable that stretcher technical field more particularly to a kind of medical field use, it includes supporting mechanism, stretcher board, driving mechanism, steel cable, and wherein steel cable is wrapped on four directive wheels；Two supporting mechanisms are symmetrically mounted at the two sides of stretcher board；Two driving mechanisms are mounted on two supporting mechanisms；The stretcher medical staff that the present invention designs is during carrying a stretcher walking when stair activity, the mode for preventing both ends from lifting allows the medical staff at both ends and its laborious, and in order to prevent because stair are relatively narrow, medical staff must be moved in side to lift stretcher, cause gravity center instability, so the stretcher that designs of the present invention middle position of stretcher lifted by medical staff come drive stretcher and two sides it is mobile amplitude it is identical solve problem above, there is preferable practical function.
Description
Technical field
The invention belongs to the medical stretchers based on steel cable that stretcher technical field more particularly to a kind of medical field use.
Background technique
With the development of science and technology, the prosperity of people's lives increasingly, at the same Medical Devices also constantly into
Step, Medical Devices find its insufficient and disadvantage during use, then make improvements and innovate, more meet people
Demand, it is quick that it is more convenient to use.
Stretcher is one of equipment common in Medical Devices, when patient can not voluntarily walk, with internal severely injured, fracture
When etc. strenuous vibration or activity is unable to, it is often necessary to move patient using stretcher, but stretcher in the market is using
During, if medical staff carry a stretcher walking during stair activity when, using both ends lift by the way of, the doctor at both ends
Shield personnel are especially laborious, are not that lift be exactly the phenomenon bent over, and can generate upper and lower injustice, in addition because stair are narrow, medical care
Personnel need replacing the position of lift, and the variation of position easily causes the shakiness of center of gravity, therefore in view of the above-mentioned problems, needs in original
Have and improve and innovate on the basis of equipment, to meet the needs of market.
The present invention design a kind of medical stretcher based on steel cable that medical field uses solve the problems, such as it is as above.
Summary of the invention
To solve drawbacks described above in the prior art, the present invention disclose that a kind of medical field uses based on the medical of steel cable
Stretcher, it adopts the following technical solutions to realize.
A kind of medical stretcher based on steel cable that medical field uses, it is characterised in that: it includes supporting mechanism, stretcher
Plate, driving mechanism, snap-gauge, directive wheel, steel cable, annular guide channel, annular mounting groove are wherein provided with ring on the four of stretcher board side
Shape guide groove；Annular mounting groove there are two symmetrically being opened on the two sides up and down of annular guide channel；In two annular mounting grooves symmetrically
Two groups of snap-gauges are installed, and is located at and is uniformly distributed in corresponding annular mounting groove with the snap-gauge in group；Four of annular guide channel
A directive wheel is separately installed on corner；Steel cable is closed loop shape；Steel cable is wrapped on four directive wheels；Two support machines
Structure is symmetrically mounted at the two sides of stretcher board；Two driving mechanisms are mounted on two supporting mechanisms.
Above-mentioned supporting mechanism includes trigger board, driving cylinder, installation square, guide post, triggering cone, reset spring, touching
Send out rack gear, limit rack gear, support plate, pilot hole, guiding mounting blocks, first gear, gear shaft, second gear, escape groove, rectangular
Slot, rectangular guide hole, guide groove, limiting slot, steel cable hole, square three-way groove, rach slot, mounting groove, installation square groove, limit plate, stretching
Spring, wherein being provided with installation square groove in guiding mounting blocks；Symmetrical guide groove there are two opening on the two sides up and down of square groove is installed；
It is provided with the steel cable hole of perforation on guiding mounting blocks, the limiting slot of perforation is provided between steel cable hole and installation square groove；Square is installed
Rectangular guide hole symmetrical above and below there are two being opened on one side；It is provided with mounting groove in installation square, is provided on the one side of mounting groove
The rach slot of perforation；The other side of mounting groove is provided with square three-way groove；Installation square is mounted on the side of guiding mounting blocks, and installs
The two rectangular guide holes opened on square and the installation square groove opened on guiding mounting blocks communicate, and are opened on installation square rectangular
The installation square groove opened on through slot and guiding mounting blocks communicates；It is oriented to mounting blocks and installation square passes through guiding mounting blocks and stretcher
The annular guide channel opened on plate is fitted on stretcher board；Steel cable passes through the steel cable hole opened on guiding mounting blocks；Support
There is the square hole of perforation on plate；The both ends of support plate are separately mounted to the two sides in the installation square groove opened on guiding mounting blocks
On；Two guide posts are symmetrically mounted on the two sides up and down of support plate；It triggers and is provided with pilot hole on the end face of cone big end；
Two triggering cones pass through the two sides up and down for being fitted to support plate of pilot hole and two guide posts thereon respectively；Two
A reset spring is separately installed between triggering cone and support plate, one end installation of reset spring on the supporting plate, resets
The other end of spring is mounted in triggering cone；One end of two limit plates is separately mounted to two triggering cones and is not provided with guiding
The one end in hole, and the other end of two limit plates is pierced by the guide groove opened on guiding mounting blocks and the limit being mounted on stretcher board
Position plate cooperation；The both ends of gear shaft are separately mounted on the two sides up and down for the mounting groove opened on installation square；Second gear
It is mounted on the upper end of gear shaft；First gear is mounted on the lower end of gear shaft；Triggering rack gear is by installing the tooth opened on square
Bar groove is mounted on installation square, and the one end for triggering rack gear is located in the mounting groove opened on installation square, and is located at installation side
Triggering rack gear in the mounting groove opened on block is engaged with first gear；It is equipped between triggering rack gear and the one side of mounting groove
Extension spring；One end of limit rack gear is mounted in the mounting groove opened on installation square and engages with second gear, limiting tooth
The other end of item passes through the limit opened on the square three-way groove opened on installation square, the square hole in support plate and guiding mounting blocks
Slot and steel cable cooperate；It drives and is provided with square groove on the one side of cylinder；It drives to be provided on the periphery of cylinder and be communicated with square groove
Escape groove；One end of two trigger boards is symmetrically mounted on the end face for the square groove opened on driving cylinder；Drive cylinder
It is installed on square by square groove and being fitted to for installation square；The other end of two trigger boards passes through institute on installation square
The rectangular guide hole opened and two triggering cones cooperate；Triggering rack gear passes through the escape groove opened on driving cylinder.
Above-mentioned driving mechanism includes drive block, harness, waistband, drive hole, and wherein the side of drive block is provided with drive hole；It drives
It symmetrically installs there are two harness at the both ends of the motion block other side；Waistband is installed on the downside of drive block；Drive block passes through drive hole
Cylinder is driven to be fitted on supporting mechanism with corresponding supporting mechanism.
The diameter of above-mentioned first gear is greater than the diameter of second gear.
As the further improvement of this technology, the diameter of above-mentioned first gear is two times of the diameter of second gear.
As the further improvement of this technology, above-mentioned reset spring is compressed spring.
As the further improvement of this technology, the drive hole opened on above-mentioned drive block is interior to have internal screw thread；Drive cylinder
Periphery on have external screw thread；Drive block is outer on cylinder by driving in the internal screw thread and corresponding supporting mechanism in drive hole
On the driving cylinder of screw thread being fitted in corresponding supporting mechanism.
As the further improvement of this technology, the spacing of two adjacent snap-gauges in the above-mentioned snap-gauge being mounted on stretcher board
It is equal with the width of limit plate.
It is oriented to mounting blocks in the present invention and square is installed by being oriented to the annular guide channel opened on mounting blocks and stretcher board
It is fitted on stretcher board；Steel cable passes through the steel cable hole opened on guiding mounting blocks；The both ends of support plate are separately mounted to lead
On the two sides in installation square groove opened on mounting blocks；Two guide posts are symmetrically mounted at the two sides up and down of support plate
On；Two triggering cones pass through the two sides up and down for being fitted to support plate of pilot hole and two guide posts thereon respectively；
A reset spring is separately installed between two triggerings cone and support plates；One end of two limit plates is separately mounted to two
Triggering cone is not provided with one end of pilot hole, and the other end of two limit plates be pierced by the guide groove opened on guiding mounting blocks with
The limit plate cooperation being mounted on stretcher board；The both ends of gear shaft are separately mounted to the upper and lower of the mounting groove opened on installation square
On two sides；Second gear is mounted on the upper end of gear shaft；First gear is mounted on the lower end of gear shaft；Triggering rack gear passes through peace
The rach slot opened on dress square is mounted on installation square, and the triggering rack gear being located in the mounting groove opened on installation square
It is engaged with first gear；One end of limit rack gear is mounted in the mounting groove opened on installation square and engages with second gear,
The other end of limit rack gear passes through to be opened on the square three-way groove opened on installation square, the square hole in support plate and guiding mounting blocks
Limiting slot and steel cable cooperate；One end of two trigger boards is symmetrically mounted at the end face for the square groove opened on driving cylinder
On；Driving cylinder is installed on square by square groove and being fitted to for installation square；The other end of two trigger boards passes through
The rectangular guide hole and two triggering cones opened on installation square cooperate；Triggering rack gear passes through the evacuation opened on driving cylinder
Slot；The diameter of first gear is greater than the diameter of second gear；When triggering rack gear towards when movement on the outside of installation square, rack gear is triggered
First gear can be driven to rotate；The rotation of first gear rotation driven gear axis；Gear shaft rotation drives second gear rotation；Second
Gear rotation will drive limit rack gear mobile away from the side of steel cable；So that limit rack gear loses the constraint to steel cable；
When driving cylinder mobile towards the side of stretcher board, it is mobile that driving cylinder will drive two trigger boards；Two trigger boards are mobile
Corresponding two triggerings cone will be squeezed, so that two triggering cones are mobile towards the side for being equipped with support plate；Two touchings
Hair cone is mobile just to will drive two limit plates to guiding mounting blocks medial movement, so that two limit plates are detached from corresponding snap-gauge
Constraint；The effect of reset spring is to play the role of return to triggering cone；The diameter of first gear is greater than the second tooth in the present invention
The effect of the diameter of wheel is to play the role of deceleration torque increase；The effect of extension spring is so that limit rack gear is protected in the initial state
Hold the constraint to driving plate.
Relative to traditional stretcher technology, the stretcher medical staff that the present invention designs is upper and lower during carrying a stretcher walking
When stair, two sides medical staff is in the step of sustained height, is not in the feelings of the act or lift of bending over of traditional both ends lift
Condition；In addition to preventing because stair are relatively narrow, the medical staff of side must be mobile in side, and the design of steel cable can guarantee two
The mobile amplitude in side is identical, ensure that the balance of stretcher to a certain extent, so the stretcher that the present invention designs passes through medical staff
The middle position of stretcher is lifted to drive stretcher and solve problem above.
Detailed description of the invention
Fig. 1 is global facility appearance diagram.
Fig. 2 is global facility distribution schematic diagram.
Fig. 3 is stretcher board structural schematic diagram.
Fig. 4 is directive wheel scheme of installation.
Fig. 5 is snap-gauge scheme of installation.
Fig. 6 is annular guide channel distribution schematic diagram.
Fig. 7 is steel cable scheme of installation.
Fig. 8 is supporting mechanism distribution schematic diagram.
Fig. 9 is supporting mechanism and driving mechanism cooperation floor map.
Figure 10 is supporting mechanism and driving mechanism cooperation schematic diagram.
Figure 11 is driving mechanism structure schematic diagram.
Figure 12 is triggering cone scheme of installation.
Figure 13 is reset spring scheme of installation.
Figure 14 is first gear scheme of installation.
Figure 15 is trigger board scheme of installation.
Figure 16 is guiding mounting blocks structural schematic diagram.
Figure 17 is limit rack gear scheme of installation.
Figure label title: 1, supporting mechanism；2, stretcher board；3, driving mechanism；4, snap-gauge；5, directive wheel；6, steel cable；7,
Drive block；8, harness；9, waistband；10, drive hole；11, trigger board；12, cylinder is driven；13, square is installed；14, guide post；
15, cone is triggered；16, reset spring；17, rack gear is triggered；18, rack gear is limited；19, support plate；20, pilot hole；21, guiding peace
Fill block；22, first gear；23, gear shaft；24, second gear；25, escape groove；26, square groove；27, rectangular guide hole；28, it leads
To slot；29, limiting slot；30, steel cable hole；31, square three-way groove；32, rach slot；33, mounting groove；34, square groove is installed；35, it limits
Plate；37, annular guide channel；38, annular mounting groove；48, extension spring.
Specific embodiment
As shown in Figure 1, 2, it includes supporting mechanism 1, stretcher board 2, driving mechanism 3, snap-gauge 4, directive wheel 5, steel cable 6, ring
Shape guide groove 37, annular mounting groove 38, wherein being provided with annular guide channel 37 on four sides of stretcher board 2 as shown in Fig. 3,6；Such as Fig. 6
It is shown, it is symmetrically opened on the two sides up and down of annular guide channel 37 there are two annular mounting groove 38；As shown in figure 5, two annular peaces
Two groups of snap-gauges 4 are symmetrically installed in tankage 38, and is located at and uniformly divides in corresponding annular mounting groove 38 with the snap-gauge 4 in group
Cloth；As shown in figure 4, being separately installed with a directive wheel 5 on four corners of annular guide channel 37；As shown in fig. 7, steel cable 6 is envelope
Closed loop shape；Steel cable 6 is wrapped on four directive wheels 5；As shown in figure 8, two supporting mechanisms 1 are symmetrically mounted at stretcher board 2
Two sides；Two driving mechanisms 3 are mounted on two supporting mechanisms 1.
As shown in Figure 10,12, above-mentioned supporting mechanism 1 includes trigger board 11, driving cylinder 12, installation square 13, guide post
14, cone 15, reset spring 16, triggering rack gear 17, limit rack gear 18, support plate 19, pilot hole 20, guiding mounting blocks are triggered
21, first gear 22, gear shaft 23, second gear 24, escape groove 25, square groove 26, rectangular guide hole 27, guide groove 28, limit
Slot 29, steel cable hole 30, square three-way groove 31, rach slot 32, mounting groove 33, installation square groove 34, limit plate 35, extension spring 48,
In as shown in figure 16, be oriented to mounting blocks 21 in be provided with installation square groove 34；It is right there are two opening on the two sides up and down of square groove 34 to install
The guide groove 28 of title；It is provided with the steel cable hole 30 of perforation on guiding mounting blocks 21, is provided with and passes through between steel cable hole 30 and installation square groove 34
Logical limiting slot 29；Rectangular guide hole 27 symmetrical above and below there are two opening on the one side of square 13 is installed；It is opened in installation square 13
There is mounting groove 33, the rach slot 32 of perforation is provided on the one side of mounting groove 33；The other side of mounting groove 33 is provided with square three-way groove
31；Installation square 13 is mounted on the side of guiding mounting blocks 21, and installs the two rectangular guide holes 27 opened on square 13 and lead
The installation square groove 34 opened on mounting blocks 21 communicates, and installs on the square three-way groove 31 opened on square 13 and guiding mounting blocks 21
The installation square groove 34 opened communicates；Guiding mounting blocks 21 and installation square 13 on guiding mounting blocks 21 and stretcher board 2 by being opened
Annular guide channel 37 be fitted on stretcher board 2；As shown in Figure 8,9, steel cable 6 passes through the steel opened on guiding mounting blocks 21
Cord hole 30；There is the square hole of perforation in support plate 19；As shown in figure 14, the both ends of support plate 19 are separately mounted to guiding mounting blocks
On the two sides in installation square groove 34 opened on 21；As shown in figure 12, two guide posts 14 are symmetrically mounted at support plate 19
Two sides up and down on；It triggers and is provided with pilot hole 20 on the end face of 15 big end of cone；As shown in figure 17, two triggering cones 15 are divided
Do not pass through the two sides up and down for being fitted to support plate 19 of pilot hole 20 thereon and two guide posts 14；As shown in figure 13,
It is separately installed with a reset spring 16 between two triggerings cone 15 and support plates 19, one end of reset spring 16 is mounted on branch
On fagging 19, the other end of reset spring 16 is mounted in triggering cone 15；One end of two limit plates 35 is separately mounted to two
A triggering cone 15 is not provided with one end of pilot hole 20, and the other end of two limit plates 35 is pierced by guiding mounting blocks 21 and is opened
Guide groove 28 cooperate with the limit plate 35 that is mounted on stretcher board 2；As shown in figure 14, the both ends of gear shaft 23 are separately mounted to
On the two sides up and down for the mounting groove 33 opened on installation square 13；As shown in figure 17, second gear 24 is mounted on gear shaft 23
Upper end；First gear 22 is mounted on the lower end of gear shaft 23；Triggering rack gear 17 is by installing the rach slot opened on square 13
32 are mounted on installation square 13, and as shown in figure 14, one end of triggering rack gear 17 is located at the mounting groove opened on installation square 13
In 33, and the triggering rack gear 17 being located in the mounting groove 33 opened on installation square 13 is engaged with first gear 22；Trigger rack gear
Extension spring 48 is installed between 17 and the one side of mounting groove 33；One end of limit rack gear 18 is mounted on institute on installation square 13
It is engaged in the mounting groove 33 opened and with second gear 24, the other end of limit rack gear 18 is opened rectangular on installation square 13
The limiting slot 29 and steel cable 6 opened on through slot 31, the square hole in support plate 19 and guiding mounting blocks 21 cooperate；As shown in figure 15,
It drives and is provided with square groove 26 on the one side of cylinder 12；It drives and is provided with the evacuation communicated with square groove 26 on the periphery of cylinder 12
Slot 25；One end of two trigger boards 11 is symmetrically mounted on the end face for the square groove 26 opened on driving cylinder 12；Such as Figure 13
Shown, driving cylinder 12 is installed on square 13 by square groove 26 and being fitted to for installation square 13；Two trigger boards 11
The other end pass through the rectangular guide hole 27 opened and two triggering cones 15 cooperations on installation square 13；It triggers rack gear 17 and passes through drive
The escape groove 25 opened on dynamic cylinder 12.
As shown in figure 11, above-mentioned driving mechanism 3 includes drive block 7, harness 8, waistband 9, drive hole 10, wherein drive block 7
Side be provided with drive hole 10；It symmetrically installs there are two harness 8 at the both ends of 7 other side of drive block；It installs the downside of drive block 7
There is waistband 9；Drive block 7 is fitted to supporting mechanism 1 with driving cylinder 12 in corresponding supporting mechanism 1 by drive hole 10
On.
The diameter of above-mentioned first gear 22 is two times of the diameter of second gear 24.
Above-mentioned reset spring 16 is compressed spring.
There is internal screw thread in the drive hole 10 opened on above-mentioned drive block 7；Driving has outer spiral shell on the periphery of cylinder 12
Line；Drive block 7 is by driving the externally threaded cooperation peace on cylinder 12 in the internal screw thread and corresponding supporting mechanism 1 in drive hole 10
On the driving cylinder 12 in corresponding supporting mechanism 1.
The spacing and the width phase of limit plate 35 of two adjacent snap-gauges 4 in the above-mentioned snap-gauge 4 being mounted on stretcher board 2
Deng.
In summary:
It is oriented to mounting blocks 21 in the present invention and square 13 is installed by being oriented to the annular opened on mounting blocks 21 and stretcher board 2
Guide groove 37 is fitted on stretcher board 2；Steel cable 6 passes through the steel cable hole 30 opened on guiding mounting blocks 21；Support plate 19
Both ends are separately mounted on the two sides in the installation square groove 34 opened on guiding mounting blocks 21；Two guide posts 14 are symmetrically pacified
On the two sides up and down of support plate 19；Two triggering cones 15 pass through pilot hole 20 and two guide posts 14 thereon respectively
The two sides up and down for being fitted to support plate 19；A reset is separately installed between two triggerings cone 15 and support plates 19
Spring 16；One end of two limit plates 35 is separately mounted to one end that two triggering cones 15 are not provided with pilot hole 20, and two
The other end of limit plate 35 is pierced by the guide groove 28 opened on guiding mounting blocks 21 and matches with the limit plate 35 being mounted on stretcher board 2
It closes；The both ends of gear shaft 23 are separately mounted on the two sides up and down for the mounting groove 33 opened on installation square 13；Second gear
24 are mounted on the upper end of gear shaft 23；First gear 22 is mounted on the lower end of gear shaft 23；It triggers rack gear 17 and passes through installation square
The rach slot 32 opened on 13 is mounted on installation square 13, and the triggering being located in the mounting groove 33 opened on installation square 13
Rack gear 17 is engaged with first gear 22；One end of limit rack gear 18 be mounted on installation square 13 in the mounting groove 33 opened and with
Second gear 24 engages, and the other end of limit rack gear 18 passes through the square three-way groove 31 opened on installation square 13, in support plate 19
Square hole and guiding mounting blocks 21 on the limiting slot 29 opened and steel cable 6 cooperate；It symmetrically installs one end of two trigger boards 11
On the end face for the square groove 26 opened on driving cylinder 12；It drives cylinder 12 by square groove 26 and the cooperation of square 13 is installed
It is mounted on installation square 13；The other end of two trigger boards 11 passes through the rectangular guide hole 27 opened on installation square 13 and two
Cone 15 is triggered to cooperate；Triggering rack gear 17 passes through the escape groove 25 opened on driving cylinder 12；The diameter of first gear 22 is greater than
The diameter of second gear 24；When trigger rack gear 17 towards installation square 13 on the outside of move when, triggering rack gear 17 can drive the first tooth
22 rotation of wheel；The rotation of 22 rotation driven gear axis 23 of first gear；The rotation of gear shaft 23 drives second gear 24 to rotate；Second tooth
24 rotation of wheel will drive limit rack gear 18 mobile away from the side of steel cable 6；So that limit rack gear 18 loses to steel cable 6
Constraint；When driving cylinder 12 mobile towards the side of stretcher board 2, it is mobile that driving cylinder 12 will drive two trigger boards 11；Two
A 11 movement of trigger board will squeeze corresponding two triggerings cone 15, so that two triggering cones 15 are towards being equipped with support plate
19 side is mobile；Two triggering cones 15 are mobile just to will drive two limit plates 35 to guiding 21 medial movement of mounting blocks, makes
Obtain the constraint that two limit plates 35 are detached from corresponding snap-gauge 4；The effect of reset spring 16 is to play the role of return to triggering cone 15；
The effect that the diameter of first gear 22 is greater than the diameter of second gear 24 in the present invention is to play the role of deceleration torque increase；Stretch bullet
The effect of spring 48 is so that limit rack gear 18 keeps the constraint to driving plate 39 in the initial state.
Specific embodiment: when people are in the stretcher designed using the present invention, in the initial state, limit rack gear 18 is right
Steel cable 6 has position-limiting action；The fixture block and limit plate 35 being mounted on stretcher board 2 have position-limiting action；Before the use, medical care
Personnel put on driving mechanism 3 by harness 8 in driving mechanism 3 and waistband 9；When patient lies on stretcher board 2, driving triggering
Rack gear 17 make trigger rack gear 17 towards installation square 13 on the outside of move, triggering 17 movement of rack gear can drive 22 turns of first gear
It is dynamic；The rotation of 22 rotation driven gear axis 23 of first gear；The rotation of gear shaft 23 drives second gear 24 to rotate；24 turns of second gear
It is dynamic that limit rack gear 18 will be driven mobile away from the side of steel cable 6；So that limit rack gear 18 loses the constraint to steel cable 6；
Then when driving cylinder 12 is mobile towards the side of stretcher board 2, it is mobile that driving cylinder 12 will drive two trigger boards 11；Two touchings
Hair 11 movement of plate will squeeze corresponding two triggerings cone 15, so that two triggering cones 15 are towards being equipped with support plate 19
Side is mobile；Two triggering cones 15 are mobile just to will drive two limit plates 35 to guiding 21 medial movement of mounting blocks, so that two
A limit plate 35 is detached from the constraint of corresponding snap-gauge 4；Moving drive mechanism 3 drives supporting mechanism 1 mobile by driving mechanism 3 at this time
Adjust the contact position of supporting mechanism 1 Yu stretcher board 2, and then come the problem of adapting to the change in location lifted when stair turning；?
After the completion of adjusting, driving triggering rack gear 17 to limit rack gear 18 to the limit of steel cable 6；In stair activity, and when process turning, doctor
Shield personnel need change location, and medical staff squeezes driving cylinder 12 at this time, so that two limit plates 35 are detached from corresponding snap-gauge 4
Constraint.When one of medical staff needs adjusting position that can just pass through stair in moving process in two medical staff
When bend, medical staff will move supporting mechanism 1 and pass through turning to adapt to stretcher；At this time in order to prevent in two medical staff
One of them is moved and stretcher center of gravity, which is changed, influences patient, so one of medical staff in two medical staff
When mobile, another medical staff also moves certain position under function of wire, and then comes so that stretcher is in equilibrium state.
Claims (5)
1. the medical stretcher based on steel cable that a kind of medical field uses, it is characterised in that: it include supporting mechanism, stretcher board,
Driving mechanism, snap-gauge, directive wheel, steel cable, annular guide channel, annular mounting groove are wherein provided with annular on the four of stretcher board side
Guide groove；Annular mounting groove there are two symmetrically being opened on the two sides up and down of annular guide channel；Symmetrically pacify in two annular mounting grooves
Equipped with two groups of snap-gauges, and it is located at and is uniformly distributed in corresponding annular mounting groove with the snap-gauge in group；Four angles of annular guide channel
It falls and is separately installed with a directive wheel；Steel cable is closed loop shape；Steel cable is wrapped on four directive wheels；Two supporting mechanisms
It is symmetrically mounted at the two sides of stretcher board；Two driving mechanisms are mounted on two supporting mechanisms；
Above-mentioned supporting mechanism includes trigger board, driving cylinder, installation square, guide post, triggering cone, reset spring, triggering tooth
Item, limit rack gear, support plate, pilot hole, guiding mounting blocks, first gear, gear shaft, second gear, escape groove, square groove,
Rectangular guide hole, limiting slot, steel cable hole, square three-way groove, rach slot, mounting groove, installation square groove, limit plate, stretches bullet at guide groove
Spring, wherein being provided with installation square groove in guiding mounting blocks；Symmetrical guide groove there are two opening on the two sides up and down of square groove is installed；It leads
It is provided with the steel cable hole of perforation on mounting blocks, the limiting slot of perforation is provided between steel cable hole and installation square groove；The one of square is installed
Rectangular guide hole symmetrical above and below there are two being opened on side；It is provided with mounting groove in installation square, is provided with and passes through on the one side of mounting groove
Logical rach slot；The other side of mounting groove is provided with square three-way groove；Installation square is mounted on the side of guiding mounting blocks, and installation side
The two rectangular guide holes opened on block and the installation square groove opened on guiding mounting blocks communicate, and that is opened on installation square is rectangular logical
The installation square groove opened on slot and guiding mounting blocks communicates；It is oriented to mounting blocks and installation square passes through guiding mounting blocks and stretcher board
On the annular guide channel opened be fitted on stretcher board；Steel cable passes through the steel cable hole opened on guiding mounting blocks；Support plate
The upper square hole with perforation；The both ends of support plate are separately mounted to the two sides in the installation square groove opened on guiding mounting blocks
On；Two guide posts are symmetrically mounted on the two sides up and down of support plate；It triggers and is provided with pilot hole on the end face of cone big end；
Two triggering cones pass through the two sides up and down for being fitted to support plate of pilot hole and two guide posts thereon respectively；Two
A reset spring is separately installed between triggering cone and support plate, one end installation of reset spring on the supporting plate, resets
The other end of spring is mounted in triggering cone；One end of two limit plates is separately mounted to two triggering cones and is not provided with guiding
The one end in hole, and the other end of two limit plates is pierced by the guide groove opened on guiding mounting blocks and the limit being mounted on stretcher board
Position plate cooperation；The both ends of gear shaft are separately mounted on the two sides up and down for the mounting groove opened on installation square；Second gear
It is mounted on the upper end of gear shaft；First gear is mounted on the lower end of gear shaft；Triggering rack gear is by installing the tooth opened on square
Bar groove is mounted on installation square, and the one end for triggering rack gear is located in the mounting groove opened on installation square, and is located at installation side
Triggering rack gear in the mounting groove opened on block is engaged with first gear；It is equipped between triggering rack gear and the one side of mounting groove
Extension spring；One end of limit rack gear is mounted in the mounting groove opened on installation square and engages with second gear, limiting tooth
The other end of item passes through the limit opened on the square three-way groove opened on installation square, the square hole in support plate and guiding mounting blocks
Slot and steel cable cooperate；It drives and is provided with square groove on the one side of cylinder；It drives to be provided on the periphery of cylinder and be communicated with square groove
Escape groove；One end of two trigger boards is symmetrically mounted on the end face for the square groove opened on driving cylinder；Drive cylinder
It is installed on square by square groove and being fitted to for installation square；The other end of two trigger boards passes through institute on installation square
The rectangular guide hole opened and two triggering cones cooperate；Triggering rack gear passes through the escape groove opened on driving cylinder；
Above-mentioned driving mechanism includes drive block, harness, waistband, drive hole, and wherein the side of drive block is provided with drive hole；Drive block
It symmetrically installs there are two harness at the both ends of the other side；Waistband is installed on the downside of drive block；Drive block by drive hole with it is right
Answering in supporting mechanism drives cylinder to be fitted on supporting mechanism；
The diameter of above-mentioned first gear is greater than the diameter of second gear.
2. the medical stretcher based on steel cable that a kind of medical field according to claim 1 uses, it is characterised in that: above-mentioned
The diameter of first gear is two times of the diameter of second gear.
3. the medical stretcher based on steel cable that a kind of medical field according to claim 1 uses, it is characterised in that: above-mentioned
Reset spring is compressed spring.
4. the medical stretcher based on steel cable that a kind of medical field according to claim 1 uses, it is characterised in that: above-mentioned
There is internal screw thread in the drive hole opened on drive block；Driving has external screw thread on the periphery of cylinder；Drive block passes through driving
The externally threaded drive being fitted in corresponding supporting mechanism on cylinder is driven in internal screw thread and corresponding supporting mechanism in hole
On dynamic cylinder.
5. the medical stretcher based on steel cable that a kind of medical field according to claim 1 uses, it is characterised in that: above-mentioned
The spacing for being mounted on two snap-gauges adjacent in the snap-gauge on stretcher board is equal with the width of limit plate.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810763892.9A CN109124895B (en) | 2018-07-12 | 2018-07-12 | Medical stretcher based on steel rope used in medical field |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810763892.9A CN109124895B (en) | 2018-07-12 | 2018-07-12 | Medical stretcher based on steel rope used in medical field |
Publications (2)
| Publication Number | Publication Date |
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| CN109124895A true CN109124895A (en) | 2019-01-04 |
| CN109124895B CN109124895B (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810763892.9A Active CN109124895B (en) | 2018-07-12 | 2018-07-12 | Medical stretcher based on steel rope used in medical field |
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|---|---|---|---|---|
| SE424142B (en) * | 1978-09-08 | 1982-07-05 | Harry Burman | Handle for carrying a stretcher |
| CN2065906U (en) * | 1989-03-19 | 1990-11-21 | 张士勇 | Folding stretcher for slope, level ground and stairs |
| CN201094701Y (en) * | 2007-10-05 | 2008-08-06 | 顾佩青 | Mountain land stretcher |
| CN201168128Y (en) * | 2008-03-24 | 2008-12-24 | 李�昊 | Stretcher for ramp |
| CN201855369U (en) * | 2010-11-11 | 2011-06-08 | 邱芳 | Emergency stretcher |
| CN202235967U (en) * | 2011-09-16 | 2012-05-30 | 李群荣 | Stair stretcher |
| WO2012080824A1 (en) * | 2010-12-15 | 2012-06-21 | Evacusled Inc. | Subway evacuation mattress and method of manufacture |
| CN203749712U (en) * | 2013-12-26 | 2014-08-06 | 刘在冰 | Novel dedicated stretcher for slope surface and laneway |
| CN108030611A (en) * | 2017-12-18 | 2018-05-15 | 樊英华 | A kind of medical self-locking sick bed |
| CN108095928A (en) * | 2017-12-20 | 2018-06-01 | 东莞市松研智达工业设计有限公司 | A kind of medical treatment based on bidirectional self-locking uses sick bed |
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2018
- 2018-07-12 CN CN201810763892.9A patent/CN109124895B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE424142B (en) * | 1978-09-08 | 1982-07-05 | Harry Burman | Handle for carrying a stretcher |
| CN2065906U (en) * | 1989-03-19 | 1990-11-21 | 张士勇 | Folding stretcher for slope, level ground and stairs |
| CN201094701Y (en) * | 2007-10-05 | 2008-08-06 | 顾佩青 | Mountain land stretcher |
| CN201168128Y (en) * | 2008-03-24 | 2008-12-24 | 李�昊 | Stretcher for ramp |
| CN201855369U (en) * | 2010-11-11 | 2011-06-08 | 邱芳 | Emergency stretcher |
| WO2012080824A1 (en) * | 2010-12-15 | 2012-06-21 | Evacusled Inc. | Subway evacuation mattress and method of manufacture |
| CN202235967U (en) * | 2011-09-16 | 2012-05-30 | 李群荣 | Stair stretcher |
| CN203749712U (en) * | 2013-12-26 | 2014-08-06 | 刘在冰 | Novel dedicated stretcher for slope surface and laneway |
| CN108030611A (en) * | 2017-12-18 | 2018-05-15 | 樊英华 | A kind of medical self-locking sick bed |
| CN108095928A (en) * | 2017-12-20 | 2018-06-01 | 东莞市松研智达工业设计有限公司 | A kind of medical treatment based on bidirectional self-locking uses sick bed |
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| Publication number | Publication date |
|---|---|
| CN109124895B (en) | 2019-12-20 |
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