CN108309636A

CN108309636A - A kind of orthopedics patient bed changing device

Info

Publication number: CN108309636A
Application number: CN201810176656.7A
Authority: CN
Inventors: 张桂华
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-03-03
Filing date: 2018-03-03
Publication date: 2018-07-24

Abstract

The present invention provides a kind of orthopedics patient bed changing device, including supporting mechanism, walking mechanism on the supporting mechanism is set, elevating mechanism in the walking mechanism is set, derricking gear on the elevating mechanism is set, protection mechanism on the derricking gear is set, be arranged on the supporting mechanism and with the matched driving mechanism of the walking mechanism, and the control mechanism for controlling the elevating mechanism work is set in the driving mechanism；Can directly bedding be fixed and be tensed, and protection mechanism is set to ensure the safety in patient's moving process in bedding both sides, then it is risen by the patient of elevating mechanism by bedding and thereon, then it is moved to by walking mechanism on sick bed to be placed, reduce labor intensity of the health care workers when carrying out transfer sick bed to patient, decrease patient in transfer process due to operator's dynamics with coordinate it is not in place caused by uncomfortable phenomenon.

Description

A kind of orthopedics patient bed changing device

Technical field

The invention belongs to technical field of medical equipment, and in particular to a kind of orthopedics patient bed changing device.

Background technology

For sufferer, due to inspection or other demands during being hospitalized, sick bed is needed replacing in order to carry out It checks or nursing, however since patient itself can not often move, the especially patient with severe symptoms of ICU or fracture patient, It generally requires to act synergistically while 4-6 health care workers or family members during shifting sick bed, will could suffer from reluctantly Person steadily holds up then on being transferred to other sick beds, and not only labor intensity is big for this process, but also fine to cooperation requirement, if There are some powers not enough or collaboration is not in place, then can patient body position be changed to side so that patient generates uncomfortable Sense even can cause secondary injury, it is therefore desirable to which one kind can be operated by the way that 1-2 people is mutually coordinated, then in operation machinery The bed changing device of the transfer of the steady safety of patient can be realized in structure.

Invention content

In view of this, the present invention provides a kind of orthopedics patient bed changing device, can directly bedding be fixed and be drawn Tightly, and protection mechanism is set in bedding both sides and ensures the safety in patient's moving process, then by elevating mechanism by bedding And patient thereon is risen, and is then moved to by walking mechanism on sick bed to be placed, reduces health care workers Labor intensity when carrying out transfer sick bed to patient decreases patient in transfer process due to operator's dynamics and cooperation Uncomfortable phenomenon caused by not in place.

To achieve the above object, the present invention provides a kind of orthopedics patient bed changing device, including supporting mechanism, is arranged in institute The walking mechanism on supporting mechanism is stated, the elevating mechanism in the walking mechanism is set, is arranged on the elevating mechanism Derricking gear, is arranged the protection mechanism on the derricking gear, be arranged on the supporting mechanism and with the walking mechanism Matched driving mechanism, and the control mechanism for controlling the elevating mechanism work is set in the driving mechanism；

The supporting mechanism is including two mutually matched support plates, the multiple support rims being arranged in lower end face of support plate, if Set in the support plate and with multiple matched traveling modules of support rim, setting support plate both ends and with it is described The matched auxiliary riser of walking mechanism.

The walking mechanism include be arranged between the two auxiliary risers and mutually matched guide rod and walk leading screw, Be arranged on the walking lead screw and with the matched multiple walking platforms of the guide rod, be arranged it is multiple walk platforms between row Limp.

The quantity of the walking platform is two.

The driving mechanism includes that setting drives supporting rack in a support plate, and the drive on the driving supporting rack is arranged Dynamic model block, the drive module are matched with corresponding walking lead screw, and driven supporting rack is arranged in another support plate, are arranged in institute The slave module on driven supporting rack is stated, the slave module is matched with corresponding walking lead screw, and the drive module passes through Bridging bar is connected with slave module.

The elevating mechanism include be arranged it is described walking plate on multiple guide upright posts, setting multiple guide upright posts it Between reinforcement cross bar, the elevator on multiple guide upright posts is set, and be arranged on the walking plate and with the lifting The matched elevating lever of block.

The derricking gear includes the multiple horizontal extension bars being arranged on the elevator, is arranged in the horizontal extension The vertical lifting boom of boom end, the hoist block of the multiple vertical lifting boom ends of setting, and be arranged in the hoist block side Clamp module on face.

The protection mechanism include be arranged on a vertical lifting boom and with matched first shielding card of corresponding hoist block, Be arranged on another vertical lifting boom and with matched second shielding card of corresponding hoist block, one end setting in the first shielding card It is interior, the other end and the matched protection rope of the second shielding card.

The control mechanism includes the PLC being arranged on driving supporting rack, is arranged on the driving supporting rack and and PLC The power supply being connected, the PLC are electrically connected with elevating lever and horizontal extension bar.

The bridging bar is multiedge cylinder.

The bridging bar is hexagonal prism or four bank or ridge.

The traveling module includes two traveling threaded holes being arranged in the support plate, is arranged in the traveling threaded hole Interior traveling supporting rod, is arranged the travel wheel in traveling supporting rod lower part, and the row in the traveling post upper is arranged Into lever.

The drive module includes the first driving gear being arranged on corresponding walking lead screw, with the first driving gear The the second driving gear for matching and being arranged on driving supporting rack, the second driving gear pass through bearing and driving supporting rack Rotatable connection, the bridging bar pass through bearing and the polygonal hole of the second driving gear centre to match, the driving branch Setting and the matched rocking bar of the bridging bar on support.

The slave module includes the first driven gear being arranged on corresponding walking lead screw, with first driven gear The second driven gear on driven supporting rack is matched and is arranged, second driven gear passes through bearing and driven supporting rack Rotatable connection, the bridging bar are matched across bearing with the polygonal hole at second driven gear center.

The clamp module includes the groove being arranged in the hoist block side, is arranged in the hoist block and is located at institute The holes for clamping for stating groove center, the clamping bar being arranged in holes for clamping are set in the clamping on clamping bar and in groove and drive Moving gear is arranged in the groove and drives matched first rack of gear and the second rack with clampings, and described the The end of one rack and the second rack is respectively provided with clamp.

First rack is arranged in parallel with the second rack.

The clamp includes being connected to clamp bridging bar with the first rack or the second rack end, is arranged in the clamping bridge The lower clamp of extension bar end is arranged the upper clamp on the lower clamp, is arranged on the lower clamp and matches with the upper clamp Friction protrusion is set on the working face of the fishbolt of conjunction, the upper clamp and lower clamp.

Ratchet is arranged in the clamping bar upper end, be arranged in the hoist block and with the matched pawl of the ratchet, institute Pawl is stated to match with the hoist block lateral surface by elastic.

A kind of application method of orthopedics patient bed changing device：

S1:It checks whether various components work normally, is then run supporting mechanism to sick bed to be lifted by travel wheel Then both ends afterwards are risen travel wheel by traveling lever, so that support rim is touched with ground, obtain lower part branch Support；And cross bar will be reinforced and carry out bridge joint acquisition upper support with guide upright post, bridging bar is inserted into drive module and slave module Between；

S2：The bedding both sides that patient to be lifted uses are put between upper clamp and lower clamp, and are pressed by fishbolt Tightly, then so that the both sides of bedding are tensed by the rotation of clamping bar, and since the cooperation of ratchet and pawl ensures to tense Stability afterwards；

S3：Horizontal extension bar is shunk by control mechanism so that bedding realizes that long side direction is tensed, and then carries out Then protection rope is carried out clamping by the first shielding card and the second shielding card respectively, and realizes bed by elevating lever by locking Cotton-padded mattress and thereon patient are detached from former sick bed, then so that walking lead screw is rotated by rocking bar, to drive walking platform to carry out Patient is transported to above another sick bed by translation；

S4：Bedding is placed on the sick bed of S3 by the whereabouts of elevating lever, horizontal extension bar is then first passed through and realizes bedding Tension releases, and then releases locking of the pawl to ratchet, releases restriction of the bedding to two sides, then that bridging bar is horizontal with reinforcement Bar removes, and protection rope is removed out of the first shielding card and the second shielding card, then by traveling lever by travel wheel It falls, and then supporting mechanism is risen, remove and can and wait for next use.

The present invention is in the prior art since patient with severe symptoms or fracture patient are needing to carry out every inspection or replacing disease When bed, need the mutual synergistic effect of 4-5 health care workers or family numbers of patients, can by patient together with bedding from a disease Bed is moved to another sick bed, and once occurs that a little dynamics is not in place or cooperation is inadequate, is likely to lead to patient's body Position is unbalance, and so as to lead to secondary injury, and bedding directly can be fixed and be tensed by the present invention, and in bedding both sides Protection mechanism is set to ensure the safety in patient's moving process, then patient's liter by elevating mechanism by bedding and thereon It rises, is then moved to by walking mechanism on sick bed to be placed, reduce health care workers and shifted to patient Labor intensity when sick bed, decrease patient in transfer process due to operator's dynamics with coordinate it is not in place caused by it is uncomfortable Phenomenon.

In addition, the supporting mechanism used includes two mutual cooperations and is used to that the support plate at sick bed both ends to be arranged, in order to Ensure support effect, avoid bottom surface not usually caused by wild effect, multiple support rims in lower end face of support plate, And in order to ensure traveling module is arranged in mobile effect in the gap between multiple support rims, and set at the both ends of support plate Set with the matched auxiliary riser of walking mechanism, and traveling module includes two traveling threaded holes being arranged in the support plate, Traveling supporting rod can be set wherein, and in the travel wheel of traveling supporting rod lower part setting, it can be ensured that the walking of the present apparatus, And in order to ensure the flexible of traveling supporting rod, traveling lever is set in the upper end of traveling telescopic rod, realizes traveling supporting rod Fast lifting, and the travel wheel used while capable of ensureing mobile effect, can also ensure in operation of advancing for universal wheel Stability when handle is worked.

In addition, the walking mechanism used includes being arranged between the two auxiliary risers and mutually matched guide rod and row Leading screw is walked, the guide rod used passes through floating bearing for round bar or trigone mast or tetragonous mast, the walking screw both end of use Setting is on auxiliary riser, it is ensured that the stability of walking lead screw work, and in order to ensure the stationarity when being moved, The multiple walking platforms of setting are matched on walking lead screw and with guide rod, to ensure the stability of walking mechanism work, and use Walking platform preferably uses two, can also use three or four certainly, it is only necessary to which guarantee walking plate both ends are arranged nearest The distance between two walking platforms are more than or equal to the width of sick bed.

In addition, the driving mechanism used includes setting drives supporting rack in a support plate, it is used for setting driving on it Module, and drive module is matched with corresponding walking lead screw, to ensure that corresponding walking leading screw can be rotated, and at another Driven supporting rack is set on fagging, the slave module to link with drive module can be set on it, it is ensured that walking mechanism Can be carried out at the same time driving at sick bed both ends, avoid both ends speed inconsistent, caused by walk failure the phenomenon that；And the drive used Dynamic model block includes the first driving gear being arranged on corresponding walking lead screw, and is arranged and the first sliding tooth on driving supporting rack Matched second driving gear is taken turns, and the second driving gear and the first driving gear that use can be tapered gear pair knot Structure, or worm gear structure, the first driving gear used is worm screw, and the second driving gear is worm gear, and is Guarantee worm gear can be convenient for being coordinated with bridging bar, and the second driving gear of use passes through bearing to carry out with driving supporting rack Rotatable connection, and the matched bridge joint hole of polygonal hole that setting drives gear centre with second on driving supporting rack, and Drive setting and the matched rocking bar of bridging bar, the rocking bar of use on supporting rack that can directly be coordinated with bridging bar, also may be used Rocking bar to be rotatably provided at bridge joint hole, and polygonal hole is also provided with to be matched with bridging bar in the centre of rocking bar It closes so that after being inserted into bridging bar, the driving system of completion can be formed；In addition, the slave module used includes being arranged right The first driven gear that should be walked on lead screw matches with the first driven gear and is arranged on driven supporting rack second driven Gear, the second driven gear are rotatably connected by bearing with driven supporting rack, the bridging bar pass through bearing with described second from The polygonal hole at moving gear center matches, and structure is identical as drive module, has only lacked the rocking bar in drive module, and adopts Bridging bar is multiedge cylinder, preferably uses hexagonal prism or four prisms cylinder, is inserted into polygonal hole when in use i.e. Can, realize the transmission of power, and by the way of bridging bar transmission, can according to the difference of bed length come adjust transmission away from From practicability is stronger.

In addition, the elevating mechanism used includes multiple guide upright posts that setting is expert in limp, guiding and support are played Effect, and in order to avoid lifting when cause guide upright post to topple over greatly very much due to patient weight the phenomenon that, in multiple guide upright posts Between setting reinforce cross bar, the reinforcements cross bar used can be the cross bar of multi-section serial together, and it is raised can also to go up setting reinforcement Reinforcement cross bar, can be fastened in the hole of guide upright post upper end, and elevator is set on guide upright post, ensure that liter The phenomenon that drop block will not deviate under the driving of elevating lever, and can ensure to lift in such a way that elevating lever is driven Block stablizes lifting.

In addition, the derricking gear used includes the multiple horizontal extension bars being arranged on elevator, it can be ensured that elevator Horizontal extension vertical lifting boom is set in horizontal extension boom end, and multiple and in order to avoid the interference of side wall when lifting Hoist block is arranged in vertical lifting boom end jointly, then the clamp module on hoist block side, for being carried out to bedding both sides It clamps；And the clamp module used includes the groove being arranged in hoist block side, and the heart is set in hoist block and in the grooves Holes for clamping is set, and the clamping bar being arranged in holes for clamping, clamping that can be on it and in groove drive gear, and recessed It is arranged in slot and positioned at the diametrically both sides for clamping driving gear and clamps matched first rack of driving gear and the second tooth Item, and in order to ensure the normal work of rack, opened up in groove with the matched sliding slot of two racks, to ensure the stabilization of operation Property, and it is respectively provided with clamp in the end of the first rack and the second rack so that it can apply the both sides of bedding pressure, it is ensured that The effect of clamping.

In addition the protection mechanism used include be arranged on a vertical lifting boom and with corresponding hoist block matched first Shielding card is hasp lock, can also be that bayonet lock or bolt are locked certainly, the second shielding card for being similarly arranged and the One shielding card is the same, and the protection rope used preferably uses nylon rope, it is of course possible to using rope made of hemp etc..

In addition, the clamp used includes being connected to clamp bridging bar with the first rack or the second rack end so that clamp Bridging bar can play the role of support, and in the end set and its mutually fixed lower clamp for clamping bridging bar, and in order to true The effect clamped is protected, upper clamp is set on lower clamp, can be realized to bed by the fishbolt on upper clamp and lower clamp The clamping of cotton-padded mattress, and in order to ensure friction protrusion is arranged on the working face of upper clamp and lower clamp in the effect of clamping；In addition, using Clamping bar upper end be arranged ratchet, and in hoist block and with the matched pawl of ratchet, can be coordinated with ratchet, realize Pawl is passed through bullet by one-way locking to avoid occurring after tensing bedding loose phenomenon, and in order to ensure the effect of locking Property column matched with hoist block lateral surface, with this come realize locking, and use elastic can be spring stack or elastic rubber Column ensures the effect of compression with this.

In addition, use control mechanism include be arranged driving supporting rack on PLC, can also be certainly smart mobile phone or Tablet computer, and in order to ensure the stability of control, the power supply being connected with PLC, the electricity of use are set on driving supporting rack Source can increase the quality of lower part, improve the stability of structure for 220V alternating currents or by the way of rechargeable battery, and adopt PLC is electrically connected with elevating lever and horizontal extension bar, and the elevating lever used and horizontal extension bar are electric telescopic rod.

Description of the drawings

Fig. 1 is the positive structure schematic of the present invention；

Fig. 2 is the side structure schematic diagram of the present invention；

Fig. 3 is the overlooking structure diagram of the present invention；

Fig. 4 is the structural schematic diagram of drive module of the present invention；

Fig. 5 is the structural schematic diagram of slave module of the present invention；

Fig. 6 is the side structure schematic diagram at clamp module of the present invention；

Fig. 7 is the positive structure schematic at clamp module of the present invention；

Fig. 8 is the structural schematic diagram that the present invention reinforces cross bar；

Fig. 9 is the structural schematic diagram of protection mechanism of the present invention.

Specific implementation mode

In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention Attached drawing 1-9, the technical solution of the embodiment of the present invention is clearly and completely described.Obviously, described embodiment is this A part of the embodiment of invention, instead of all the embodiments.Based on described the embodiment of the present invention, the common skill in this field The every other embodiment that art personnel are obtained, shall fall within the protection scope of the present invention.

Embodiment one, a kind of orthopedics patient bed changing device, including supporting mechanism, are arranged the row on the supporting mechanism Mechanism is walked, the elevating mechanism in the walking mechanism is set, the derricking gear on the elevating mechanism is set, is arranged in institute State the protection mechanism 29 on derricking gear, be arranged on the supporting mechanism and with the matched driving machine of the walking mechanism Structure, and the control mechanism for controlling the elevating mechanism work is set in the driving mechanism；

The supporting mechanism includes two mutually matched support plates 4, and multiple support rims 3 on 4 lower face of support plate are arranged, Be arranged in the support plate 4 and with 3 matched traveling module of multiple support rims, setting at 4 both ends of support plate and With the matched auxiliary riser of the walking mechanism 5.

The walking mechanism include be arranged between the two auxiliary risers 5 and mutually matched guide rod 28 and walk silk Thick stick 20, be arranged on the walking lead screw 20 and with the walking platforms 15 of the guide rod 28 matched two, setting is in two rows The walking plate 27 walked on stage between 15.

The driving mechanism includes being arranged in a support plate 4 to drive supporting rack 13, is arranged in the driving supporting rack 13 On drive module, the drive module matches with corresponding walking lead screw, and driven supporting rack is arranged in another support plate 13 27, the slave module on the driven supporting rack 27 is set, and the slave module is matched with corresponding walking lead screw, described Drive module is connected by bridging bar 21 with slave module.

The elevating mechanism includes two guide upright posts 7 being arranged on the walking plate, is arranged in two guide upright posts 7 Between reinforcement cross bar 8, the elevator 6 on two guide upright posts 7 is set, and be arranged on the walking plate 27 and with institute State 6 matched elevating lever 16 of elevator.

The derricking gear includes the multiple horizontal extension bars 9 being arranged on the elevator 6, and setting is stretched in the level The vertical lifting boom 10 of 9 end of contracting bar is arranged the hoist block 11 of multiple 10 ends of vertical lifting boom, and is arranged described Clamp module on 11 side of hoist block.

The protection mechanism 29 include be arranged on a vertical lifting boom 10 and with corresponding hoist block 10 matched first Shielding card 291, be arranged on another vertical lifting boom and with matched second shielding card 293 of corresponding hoist block, one end be arranged In the first shielding card, the other end and the matched protection rope of the second shielding card 292.

The control mechanism includes the PLC23 being arranged on driving supporting rack 13, is arranged on the driving supporting rack 13 And the power supply 24 being connected with PLC23, the PLC are electrically connected with elevating lever 16 and horizontal extension bar 9.

The bridging bar 21 is hexagonal prism.

The traveling module includes two traveling threaded holes being arranged in the support plate 4, is arranged in the traveling screw thread The travel wheel 2 in 18 lower part of traveling supporting rod is arranged in traveling supporting rod 18 in hole, is arranged in the traveling supporting rod 18 The traveling lever 17 of upper end.

The drive module includes the first driving gear 22 being arranged on corresponding walking lead screw, with first sliding tooth Wheel 22 match and be arranged driving supporting rack 13 on second driving gears 19, it is described second driving gear 19 by bearing with Supporting rack 13 is driven to be rotatably connected, the bridging bar 21 passes through the hexagonal hole phase of bearing and the second driving gear, 19 center Coordinate, setting and 21 matched rocking bar 14 of the bridging bar on the driving supporting rack 13.

The slave module includes the first driven gear 26 being arranged on corresponding walking lead screw, with first driven tooth 26 the second driven gears 25 for matching and being arranged on driven supporting rack 27 of wheel, second driven gear 25 by bearing with Driven supporting rack 27 is rotatably connected, and the bridging bar 21 passes through the hexagonal hole phase of bearing and 25 center of the second driven gear Cooperation.

The clamp module includes the groove 117 being arranged in 11 side of the hoist block, is arranged in the hoist block 11 And positioned at the holes for clamping at 117 center of the groove, the clamping bar 114 being arranged in holes for clamping is set on clamping bar 114 and position Gear 119, setting is driven to be matched in the groove 117 and with clamping driving gear 119 in the clamping in groove 117 The first rack 113 and the second rack 118, the end of first rack, 113 and second rack 118 is respectively provided with clamp.

First rack 113 is arranged in parallel with the second rack 118.

The clamp includes being connected to clamp bridging bar 120 with the first rack 113 or 118 end of the second rack, and setting exists The lower clamp 122 for clamping 120 end of bridging bar, the upper clamp 111 being arranged on the lower clamp 122, the lower clamp Setting and 111 matched fishbolt 112 of the upper clamp, the working face of the upper clamp 111 and lower clamp 122 on 122 Upper setting friction protrusion 123.

Ratchet 125 is arranged in 114 upper end of the clamping bar, is arranged in the hoist block 11 and matches with the ratchet 125 The pawl 115 of conjunction, the pawl 115 are matched by elastic 116 with 11 lateral surface of the hoist block.

According to the length of bed body 1 in the embodiment, support plate is arranged at bed body both ends, then by another sick bed and its It is parallel, to optimized integration supporting member, it then will reinforce cross bar and be arranged in guide upright post upper end；The driving supporting rack of use with Driven supporting rack is L-type plate, and slot is arranged on its level board, then the second driving gear of setting and the in slot Two driven gears are arranged by bearing on level board lower surface.And the driving supporting rack in the embodiment and driven branch Support is arranged at the centre of support plate.

Embodiment two

Its with embodiment one difference lies in：The bridging bar 21 is four bank or ridge.

Reinforcement cross bar in the embodiment is made of since it is subjected only to the pressure at both ends the sub- bracing piece of more piece. The bed body of adaptation different length is ensured with this；Driving supporting rack in the embodiment is arranged at support plate with driven supporting rack Both ends.

Embodiment three

Its with embodiment two difference lies in：The quantity of the walking platform 15 is four, and the both ends for being close to walking plate are set It sets.

Four walking platforms are provided in the embodiment, it being capable of enhancing structure intensity, it is ensured that the effect of support, while in order to Ensure support effect can be expert at limp lower surface or upper surface setting gusset, to ensure the intensity of structure.

Example IV

A kind of application method of orthopedics patient bed changing device：

The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications It should be regarded as protection scope of the present invention.

Claims

1. a kind of orthopedics patient bed changing device, it is characterised in that：Including supporting mechanism, the row on the supporting mechanism is set Mechanism is walked, the elevating mechanism in the walking mechanism is set, the derricking gear on the elevating mechanism is set, is arranged in institute State the protection mechanism on derricking gear, be arranged on the supporting mechanism and with the matched driving mechanism of the walking mechanism, And the control mechanism for controlling the elevating mechanism work is set in the driving mechanism；

2. orthopedics patient bed changing device as described in claim 1, it is characterised in that：The walking mechanism includes being arranged two Between the auxiliary riser and mutually matched guide rod and walking leading screw, be arranged on the walking lead screw and with the guiding The walking plate between multiple walking platforms is arranged in the matched multiple walking platforms of bar.

3. orthopedics patient bed changing device as claimed in claim 2, it is characterised in that：The driving mechanism includes being arranged one Supporting rack is driven in support plate, and the drive module on the driving supporting rack, the drive module and corresponding walking silk are set Bar matches, and driven supporting rack is arranged in another support plate, is arranged the slave module on the driven supporting rack, it is described from Dynamic model block is matched with corresponding walking lead screw, and the drive module is connected by bridging bar with slave module.

4. orthopedics patient bed changing device as claimed in claim 3, it is characterised in that：The elevating mechanism includes being arranged in institute Multiple guide upright posts on walking plate are stated, the reinforcement cross bar being arranged between multiple guide upright posts is arranged in multiple guide upright posts On elevator, and be arranged on the walking plate and with the matched elevating lever of the elevator.

5. orthopedics patient bed changing device as claimed in claim 4, it is characterised in that：The derricking gear includes being arranged in institute Multiple horizontal extension bars on elevator are stated, the vertical lifting boom in the horizontal extension boom end is set, are arranged multiple described It is vertical to lift by crane the hoist block of boom end, and the clamp module being arranged on the hoist block side.

6. orthopedics patient bed changing device as claimed in claim 5, it is characterised in that：The protection mechanism includes being arranged one On vertical lifting boom and with matched first shielding card of corresponding hoist block, be arranged on another vertical lifting boom and with corresponding Matched second shielding card of hanging block, one end are arranged in the first shielding card, the other end and the matched protection of the second shielding card Rope.

7. orthopedics patient bed changing device as claimed in claim 6, it is characterised in that：The traveling module includes being arranged in institute Two traveling threaded holes in support plate are stated, the traveling supporting rod in the traveling threaded hole is set, and setting is in traveling branch The traveling lever in the traveling post upper is arranged in the travel wheel of strut lower part.

8. orthopedics patient bed changing device as claimed in claim 7, it is characterised in that：The drive module includes being arranged right The the first driving gear that should be walked on lead screw, matches with the first driving gear and is arranged second on driving supporting rack Gear, the second driving gear is driven to be rotatably connected with driving supporting rack by bearing, the bridging bar passes through bearing and institute The polygonal hole for stating the second driving gear centre matches, on the driving supporting rack setting with the bridging bar is matched shakes Bar.

9. orthopedics patient bed changing device as claimed in claim 8, it is characterised in that：The clamp module includes being arranged in institute The groove for stating hoist block side is arranged in the hoist block and positioned at the holes for clamping of the groove center, is arranged in holes for clamping Interior clamping bar, is set on clamping bar and the clamping driving gear in groove, be arranged in the groove and with it is described It clamps and drives matched first rack of gear and the second rack, the end of first rack and the second rack is respectively provided with folder Body；

The clamp includes being connected to clamp bridging bar with the first rack or the second rack end, is arranged in the clamping bridging bar The upper clamp on the lower clamp is arranged in the lower clamp of end, and setting is matched with the upper clamp on the lower clamp Friction protrusion is set on the working face of fishbolt, the upper clamp and lower clamp；

Ratchet is arranged in the clamping bar upper end, be arranged in the hoist block and with the matched pawl of the ratchet, the spine Pawl is matched by elastic with the hoist block lateral surface.

10. orthopedics patient bed changing device as claimed in claim 9, it is characterised in that：The orthopedics patient bed changing device Application method：