阅读说明：本技术 一种方便医疗机构运送病人的可悬浮病床 (Suspensible sickbed convenient for medical institutions to transport patients ) 是由 吴静华 于 2019-09-28 设计创作，主要内容包括：本发明公开了一种方便医疗机构运送病人的可悬浮病床,包括床体,所述床体上下左右四个角均设有悬浮腔,左右对称的所述悬浮腔之间上下中心对称设有锥齿轮腔,病人躺在此病床上,病人头部重量使弹簧向下压缩,第二固定杆向后移动,第二升降杆绕第二支撑杆和第二固定杆转动抬升,本装置可轻松快捷地运输患者,相较于传统担架或病床更加省力,不用担心搬运时颠簸对患者造成伤害,可减少患者运输途中的不适,可在不平整地面运输,直接轻松上下救护车或楼梯高低处。(The invention discloses a suspensible sickbed convenient for a medical institution to convey patients, which comprises a bed body, wherein suspension cavities are respectively arranged at the upper, lower, left and right four corners of the bed body, bevel gear cavities are symmetrically arranged between the left and right suspension cavities at the upper and lower centers, the patients lie on the sickbed, the springs are compressed downwards due to the weight of the heads of the patients, a second fixing rod moves backwards, and a second lifting rod rotates and lifts around a second supporting rod and the second fixing rod.)

1. The utility model provides a make things convenient for medical institution to transport patient's sick bed that can suspend, includes the lathe, its characterized in that: suspension cavities are respectively arranged at the upper, lower, left and right four corners of the bed body, bevel gear cavities are symmetrically arranged between the suspension cavities in the left-right symmetry in the up-down central mode, a power cavity is arranged in the middle of the bed body, a worm transmission cavity is arranged on the top side of the power cavity, a suspension device for suspending a sickbed is arranged in each suspension cavity, and steering devices for moving the sickbed left and right are arranged in the two suspension cavities on the upper side;

the suspension device comprises a bevel gear shaft rotatably mounted on one side wall of a suspension cavity, a universal shaft is rotatably connected in the bevel gear shaft at the upper side, the universal shaft is rotatably connected with a rotating shaft, bevel gears are fixedly connected to one side of the rotating shaft and one side of the bevel gear shaft at the lower side, a fixed shaft is rotatably connected in the front side wall of the suspension cavity, the fixed shaft is fixedly connected with a fixed bevel gear meshed with the bevel gears, the fixed shaft is fixedly connected with fan blades positioned at the rear side of the fixed bevel gear, a rotating plate is fixedly arranged on the rear side wall of the suspension cavity, and the rotating plate is rotatably connected with a fan blade rotating shaft;

the downside the advancing device that messenger's sick bed forward movement that bilateral symmetry was equipped with in the suspension chamber, be equipped with the power device who provides power in the power chamber, be equipped with the lifting device of raising patient's upper part of the body in the worm drive chamber, suspension chamber top side is equipped with the protector of head protection, bed body both sides top is equipped with the lever means who provides the handle, be equipped with the transmission of transmission power in the bevel gear chamber, the bed body lower part bevel gear chamber rear side is equipped with the propulsion chamber that makes the sick bed advance.

2. The floatable patient bed for facilitating patient transport in a medical facility of claim 1 wherein: the lifting device comprises a planetary gear shaft rotatably arranged on the rear side wall of the worm transmission cavity, the planetary gear shaft is fixedly connected with a planetary gear, the right side wall of the worm transmission cavity is fixedly connected with a fixed plate, a rotating shaft is rotatably connected in the fixed plate, the rear side of the rotating shaft is fixedly connected with a pinion, the pinion is meshed with the upper part of the planetary gear, a worm is arranged on the outer ring gear of the planetary gear in a meshing manner, a connecting rod is slidably connected in the right side wall of the worm transmission cavity in a front-back manner, a connecting shaft gear is fixedly connected on the left side of the connecting rod, chamfers are arranged in the front and at the back of the inner ring of the connecting shaft gear and a key groove penetrating through the inner ring of the connecting shaft gear, the connecting shaft gear can be meshed with the pinion or the bottom of the planetary gear, the utility model discloses a worm gear, including screw shaft, connecting shaft gear, planetary gear shaft, screw shaft, worm drive chamber, screw shaft, connecting shaft gear, planetary gear shaft, screw shaft, connecting rod, lifting lever, lifting plate, lathe bed, axle block, pin key spring downside fixedly connected with reset key, reset key compressible advances in the recess, connecting shaft gear with be connected with reset spring between the planetary gear shaft, screw shaft front side fixedly connected with screw rod, screw rod front side threaded connection has the swivel nut, worm drive chamber right side wall has the fixed block to set firmly, the fixed block left surface articulates there is the lifting lever, lifting lever middle part is equipped with the spout, the swivel nut with the spout is through round pin axle sliding connection, worm drive chamber front side wall sliding connection has the connecting rod, lifting lever upside with the connecting rod is articulated, the connecting rod.

3. The floatable patient bed for facilitating patient transport in a medical facility of claim 1 wherein: the steering device comprises a bilateral symmetry and is fixedly installed on a power hydraulic cylinder of a side wall of the suspension cavity, a hinge rod is connected to the power hydraulic rod in a power-driven hydraulic mode, a hinge rod is connected to one side of the hinge rod in a rotating mode, the hinge rod is connected with a hinge push rod in a rotating mode, the hinge push rod is connected with a fan blade rotating shaft in a rotating mode, a fan blade ring is fixedly connected to the lower side of the fan blade rotating shaft, a sleeve rod is fixedly connected to the front side of the fan blade ring, a sleeve ring is fixedly connected to the sleeve rod.

4. The floatable patient bed for facilitating patient transport in a medical facility of claim 1 wherein: the power device comprises a power motor fixedly arranged on the rear side wall of the power cavity, the power motor is in power connection with a motor shaft, a driving gear is fixedly arranged on the motor shaft, driven gears meshed with the driving gear are respectively arranged on the left and the right of the driving gear, the top wall of the power cavity is rotationally connected with a worm transmission shaft and a gear shaft, the worm transmission shaft extends upwards to penetrate through the top wall of the power cavity to enter the worm transmission cavity and is rotationally connected with the bottom wall of the worm transmission cavity, the upper end of the worm shaft is fixedly connected with the worm, the gear shaft extends upwards to penetrate through the top wall of the power cavity to enter the bevel gear cavity and is rotationally connected with the bottom wall of the bevel gear cavity, a pushing hydraulic cylinder is fixedly arranged on the lower side wall of the power cavity, a pushing rod is in power connection with the pushing hydraulic cylinder, and the pushing rod, and is connected with the bottom wall of the power cavity in a sliding way.

5. The floatable patient bed for facilitating patient transport in a medical facility of claim 1 wherein: the lever device comprises a first lifting cavity which is arranged on the side surface of the bed body in a bilateral symmetry mode, a supporting rod is fixedly arranged on the front side wall of the first lifting cavity, a lifting rod is hinged to the supporting rod, a fixing rod is fixedly arranged on the rear side surface of the bed body and is in sliding connection with the bed body, one side of the lifting rod is hinged to the fixing rod, a moving groove is formed in the other side of the lifting rod, a handrail is rotatably connected to the lifting rod and is in sliding connection with the moving groove through a pin shaft, the handrail is in sliding connection with the first lifting cavity and the bed body, and a spring is connected between the bed body and the first lifting cavity.

6. The floatable patient bed for facilitating patient transport in a medical facility of claim 1 wherein: the protection device is including setting up the second lift chamber of suspension chamber front side, it has set firmly the second dead lever to lift the board trailing flank, second dead lever bottom side articulates there is the second lifter, the lateral wall has set firmly the second bracing piece before the second lift chamber, the second lifter with the second bracing piece is articulated, second lifter one side is equipped with the removal spout, the preceding lateral wall sliding connection in second lift chamber has the montant, the lifting board has set firmly the staff piece, staff piece downside articulates there is the backplate, the backplate rear side has set firmly the rotation fixed block, the montant with it is articulated to rotate the fixed block, the montant with remove spout sliding connection, the lathe bed with be connected with the spring between the second lift chamber.

7. The floatable patient bed for facilitating patient transport in a medical facility of claim 1 wherein: one axial side of the bevel gear extends through one side wall of the suspension cavity to enter the bevel gear cavity and is rotatably connected with one side wall of the bevel gear cavity, and the connecting hydraulic rod extends downwards to penetrate through the lower side wall of the transmission cavity to enter the propelling cavity and is in sliding connection with the upper side wall of the propelling cavity.

8. The floatable patient bed for facilitating patient transport in a medical facility of claim 1 wherein: the advancing device comprises guide vanes which are fixedly arranged at the rear side of the fan blade ring at the bottom side in a bilateral symmetry manner, guide vane shafts are fixedly arranged at the left side and the right side of the lower side of the fan blade ring in a bilateral symmetry manner, the guide vane shafts are rotatably connected with the guide vanes, the upper side wall of the propelling cavity is in sliding connection with the connecting hydraulic rod, the lower side of the connecting hydraulic rod is hinged with a hinged shaft, the hinged shaft is hinged with a connecting moving rod, two ends of the connecting moving rod respectively extend towards the left side and the right side to penetrate through the side wall of the propelling cavity and enter the suspension cavity, and the connecting moving rod is fixedly connected with the guide vanes.

9. The floatable patient bed for facilitating patient transport in a medical facility of claim 1 wherein: the transmission device comprises driving bevel gears which are fixedly arranged on the top sides of the gear shafts and the bottom sides of the worm shafts respectively, one side of each bevel gear shaft is fixedly connected with a driven bevel gear, and the driving bevel gears are meshed with the driven bevel gears.

Technical Field

The invention relates to the field of medical equipment, in particular to a suspensible sickbed convenient for a medical institution to convey patients.

Background

At present, with the development of society, the medical needs of people are also continuously improved, when moving patients, most of the patients need to use transport tools to move, the existing transport equipment is a wheelchair, a stretcher or a sickbed, the application range of the wheelchair is small, the wheelchair is generally only suitable for patients with no serious illness, the ground is required to be flat, and the wheelchair can only move indoors or in flat ground in a short distance. The stretcher is generally used for outdoor first aid, but needs at least two persons to carry, is not only labor-consuming but also not fast, the jolt caused by the moving of carrying personnel can influence patients, the sickbed uses the rollers to move, is not suitable for moving on uneven ground, is generally used for moving indoors, and is not convenient to move at high and low places or outdoors.

Disclosure of Invention

The invention aims to provide a suspensible sickbed convenient for a medical institution to transport patients so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a suspensible sickbed convenient for a medical institution to transport patients comprises a bed body, wherein suspension cavities are respectively arranged at the upper, lower, left and right four corners of the bed body, bevel gear cavities are symmetrically arranged between the suspension cavities in the bilateral symmetry in the up-down central symmetry mode, a power cavity is arranged in the middle of the bed body, a worm transmission cavity is arranged at the top side of the power cavity, a suspension device for suspending the sickbed is arranged in the suspension cavities, and steering devices for moving the sickbed left and right are arranged in the two suspension cavities at the upper side;

the suspension device comprises a bevel gear shaft rotatably mounted on one side wall of a suspension cavity, a universal shaft is rotatably connected in the bevel gear shaft at the upper side, the universal shaft is rotatably connected with a rotating shaft, bevel gears are fixedly connected to one side of the rotating shaft and one side of the bevel gear shaft at the lower side, a fixed shaft is rotatably connected in the front side wall of the suspension cavity, the fixed shaft is fixedly connected with a fixed bevel gear meshed with the bevel gears, the fixed shaft is fixedly connected with fan blades positioned at the rear side of the fixed bevel gear, a rotating plate is fixedly arranged on the rear side wall of the suspension cavity, and the rotating plate is rotatably connected with a fan blade rotating shaft;

the downside the advancing device that messenger's sick bed forward movement that bilateral symmetry was equipped with in the suspension chamber, be equipped with the power device who provides power in the power chamber, be equipped with the lifting device of raising patient's upper part of the body in the worm drive chamber, suspension chamber top side is equipped with the protector of head protection, bed body both sides top is equipped with the lever means who provides the handle, be equipped with the transmission of transmission power in the bevel gear chamber, the bed body lower part bevel gear chamber rear side is equipped with the propulsion chamber that makes the sick bed advance.

On the basis of the technical scheme, the lifting device comprises a planetary gear shaft which is rotatably arranged on the rear side wall of the worm transmission cavity, the planetary gear shaft is fixedly connected with a planetary gear, the right side wall of the worm transmission cavity is fixedly connected with a fixed plate, the fixed plate is rotatably connected with a rotating shaft, the rear side of the rotating shaft is fixedly connected with a small gear, the small gear is meshed with the upper part of the planetary gear, a worm is arranged on the outer ring of the planetary gear in a meshed manner, a connecting rod is slidably connected in the right side wall of the worm transmission cavity in a front-back manner, a connecting shaft gear is fixedly connected on the left side of the connecting rod, chamfers are arranged in the front and at the back of the inner ring of the connecting shaft gear, a key groove penetrating through the inner ring of the connecting shaft gear is arranged, the connecting shaft gear can be meshed with the small gear, the utility model discloses a worm gear, including screw shaft, connecting shaft gear, planetary gear shaft, screw shaft, worm drive chamber, screw shaft, connecting shaft gear, planetary gear shaft, screw shaft, connecting rod, lifting lever, lifting plate, lathe bed, axle block, pin key spring downside fixedly connected with reset key, reset key compressible advances in the recess, connecting shaft gear with be connected with reset spring between the planetary gear shaft, screw shaft front side fixedly connected with screw rod, screw rod front side threaded connection has the swivel nut, worm drive chamber right side wall has the fixed block to set firmly, the fixed block left surface articulates there is the lifting lever, lifting lever middle part is equipped with the spout, the swivel nut with the spout is through round pin axle sliding connection, worm drive chamber front side wall sliding connection has the connecting rod, lifting lever upside with the connecting rod is articulated, the connecting rod.

On the basis of the technical scheme, the steering device comprises a bilateral symmetry and is fixedly installed on the power hydraulic cylinder of one side wall of the suspension cavity, power is connected with a hinge rod in the power hydraulic rod, one side of the hinge rod is rotatably connected with a hinge push rod, the hinge push rod is rotatably connected with a fan blade rotating shaft, a fan blade ring fixedly connected with the lower side of the fan blade rotating shaft, a sleeve rod fixedly connected with the front side of the fan blade ring, a sleeve rod fixedly connected with a sleeve ring, and the sleeve ring is rotatably connected with the driven gear shaft.

On the basis of the technical scheme, the power device comprises a power motor fixedly arranged on the rear side wall of the power cavity, the power motor is in power connection with a motor shaft, the motor shaft is fixedly provided with a driving gear, driven gears meshed with the driving gear are respectively arranged on the left and the right of the driving gear, the top wall of the power cavity is rotationally connected with a worm transmission shaft and a gear shaft, the worm transmission shaft extends upwards to penetrate through the top wall of the power cavity to enter the worm transmission cavity and is rotationally connected with the bottom wall of the worm transmission cavity, the upper end of the worm shaft 61 is fixedly connected with the worm 56, the gear shaft extends upwards to penetrate through the top wall of the power cavity to enter the bevel gear cavity and is rotationally connected with the bottom wall of the bevel gear cavity, the lower side wall of the power cavity is fixedly provided with a pushing hydraulic cylinder, and the pushing hydraulic, the push rod extends downwards to penetrate through the bottom wall of the power cavity and is connected with the bottom wall of the power cavity in a sliding mode.

On the basis of the technical scheme, the lever device comprises a first lifting cavity which is arranged on the side surface of the bed body in a bilateral symmetry mode, a supporting rod is fixedly arranged on the front side wall of the first lifting cavity, a lifting rod is hinged to the supporting rod, a fixing rod is fixedly arranged on the rear side surface of the bed body, the fixing rod is in sliding connection with the bed body, one side of the lifting rod is hinged to the fixing rod, a moving groove is formed in the other side of the lifting rod, a handrail is rotatably connected to the lifting rod and is in sliding connection with the moving groove through a pin shaft, the handrail is in sliding connection with the first lifting cavity and the bed body, and a spring is connected between the bed body and the first lifting cavity.

On the basis of the technical scheme, the protection device is in including setting up the second lift chamber of suspension chamber front side, it has set firmly the second dead lever to lift the board trailing flank, second dead lever bottom side articulates there is the second lifter, second lift chamber preceding lateral wall has set firmly the second bracing piece, the second lifter with the second bracing piece is articulated, second lifter one side is equipped with the removal spout, the preceding lateral wall sliding connection in second lift chamber has the montant, the lifting board has set firmly the staff piece, staff piece downside articulates there is the backplate, the backplate rear side has set firmly the rotation fixed block, the montant with it is articulated to rotate the fixed block, the montant with remove spout sliding connection, the lathe bed with be connected with the spring between the second lift chamber.

On the basis of the technical scheme, one axial side of the bevel gear extends through one side wall of the suspension cavity to enter the bevel gear cavity and is rotatably connected with one side wall of the bevel gear cavity, and the connecting hydraulic rod extends downwards to penetrate through the lower side wall of the transmission cavity to enter the propelling cavity and is in sliding connection with the upper side wall of the propelling cavity.

On the basis of the technical scheme, the advancing device comprises guide vanes which are fixedly arranged at the bottom side in a bilateral symmetry mode, guide vane shafts are fixedly arranged at the rear side of the fan blade ring in a bilateral symmetry mode, the guide vane shafts are rotatably connected with the guide vanes, the upper side wall of the propelling cavity is connected with the connecting hydraulic rod in a sliding mode, the lower side of the connecting hydraulic rod is hinged with a hinged shaft, the hinged shaft is hinged with a connecting moving rod, two ends of the connecting moving rod respectively extend towards the left side and the right side to penetrate through the side wall of the propelling cavity and enter the suspension cavity, and the connecting moving rod is fixedly connected with the guide vanes.

On the basis of the technical scheme, the transmission device comprises driving bevel gears which are fixedly arranged on the top sides of the gear shafts and the bottom sides of the worm shafts respectively, one side of each bevel gear shaft is fixedly connected with a driven bevel gear, and the driving bevel gears are meshed with the driven bevel gears.

In conclusion, the beneficial effects of the invention are as follows: this device can light swiftly transport the patient, compare in traditional stretcher or sick bed more laborsaving, jolt when not worrying the transport and cause the injury to the patient, the discomfort on the way of reducible patient transportation, can transport on uneven ground, ambulance or stair height department about the direct light, head or neck injured patient's secondary injury has been avoided to this device simultaneously, this device also conveniently accompanies medical personnel operation control sick bed removal, this device uses mechanical transmission to accomplish production and processing, stability and efficiency can be ensured.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a front external view of a floatable patient bed for facilitating patient transport in a medical facility, in accordance with the present invention;

FIG. 2 is a front view of the internal structure of the sickbed of the present invention;

FIG. 3 is a partial cross-sectional view taken in the direction C-C of FIG. 1 in accordance with the present invention;

FIG. 4 is an enlarged view of a portion of the present invention at D of FIG. 2;

FIG. 5 is a partial cross-sectional view taken in the direction G-G of FIG. 4 in accordance with the present invention;

FIG. 6 is an enlarged view of a portion of the invention at E in FIG. 2;

FIG. 7 is a partial cross-sectional view taken in the direction F-F of FIG. 5 in accordance with the present invention;

FIG. 8 is a partial cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;

FIG. 9 is a partial cross-sectional view taken in the direction B-B of FIG. 2 in accordance with the present invention;

FIG. 10 is a rear side partial cross-sectional view of the present invention as shown in FIG. 2;

fig. 11 is a partial sectional view taken in the direction H-H of fig. 10 of the present invention.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

The invention will now be described in detail with reference to fig. 1-11, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

Referring to fig. 1-11, an embodiment of the present invention: a suspensible sickbed convenient for a medical institution to transport patients comprises a bed body 90, wherein suspension cavities 30 are respectively arranged at the upper, lower, left and right four corners of the bed body 90, bevel gear cavities 50 are symmetrically arranged at the centers between the suspension cavities 30 in the bilateral symmetry, a power cavity 69 is arranged in the middle of the bed body 90, a worm transmission cavity 55 is arranged at the top side of the power cavity 69, a suspension device 91 for suspending the sickbed is arranged in the suspension cavity 30, steering devices 95 for moving the sickbed left and right are arranged in the two suspension cavities 30 at the upper side, the suspension device 91 comprises a bevel gear shaft 45 rotatably arranged on one side wall of the suspension cavity 30, a universal shaft 44 is rotatably connected in the bevel gear shaft 45 at the upper side, a rotating shaft 42 is rotatably connected with the universal shaft 44, bevel gears 41 are fixedly connected on one side of the rotating shaft 42 and one side of the bevel gear shaft 45 at the lower side, and a, a fixed bevel gear 38 engaged with the bevel gear 41 is fixedly connected to the fixed shaft 39, the fixed shaft 39 is fixedly connected with a fan blade 37 positioned at the rear side of the fixed bevel gear 38, the rear side wall of the suspension cavity 30 is fixedly provided with a rotating plate 35, the rotating plate 35 is rotatably connected with a fan blade rotating shaft 31, advancing devices 96 which are symmetrically arranged in the suspension cavity 30 at the lower side left and right and used for enabling the sickbed to move forwards, a power device 93 for providing power is arranged in the power cavity 69, a lifting device 94 for lifting the upper body of the patient is arranged in the worm transmission cavity 55, the top side of the suspension cavity 30 is provided with a head protection protective device 29, the tops of both sides of the bed body 90 are provided with lever devices 28 for providing handles, a transmission device 92 for transmitting power is arranged in the bevel gear cavity 50, and a propelling cavity 88 for advancing the sickbed is arranged at the rear side of the bevel gear cavity 50 at the lower part of the bed body 90.

In addition, in one embodiment, the lifting device 94 includes a planetary gear shaft 78 rotatably mounted on the rear side wall of the worm transmission cavity 55, the planetary gear shaft 78 is fixedly connected with a planetary gear 57, the right side wall of the worm transmission cavity 55 is fixedly connected with a fixing plate 54, the fixing plate 54 is rotatably connected with a rotating shaft 53, the rear side of the rotating shaft 53 is fixedly connected with a pinion 58, the pinion 58 is meshed with the upper part of the planetary gear 57, the outer ring gear of the planetary gear 57 is meshed with a worm 56, the right side wall of the worm transmission cavity 55 is slidably connected with a connecting rod 59 in the front and back direction, the left side of the connecting rod 59 is fixedly connected with a connecting shaft gear 60, the inner ring of the connecting shaft gear 60 is chamfered in the front and back direction and is provided with a key groove penetrating through the inner ring of the connecting shaft gear 60, the connecting, the front side of the planetary gear shaft 78 is rotatably connected with a screw shaft 97, the screw shaft 97 is slidably connected with the connecting shaft gear 60, the front side and the rear side of the screw shaft 97 are respectively provided with a groove, a pin spring 100 is fixedly arranged in the groove, a reset key 99 is fixedly connected to the lower side of the pin spring 100, the reset key 99 can be compressed into the groove, a reset spring 98 is connected between the connecting shaft gear 60 and the planetary gear shaft 78, the front side of the screw shaft 97 is fixedly connected with a screw 65, the front side of the screw 65 is in threaded connection with a threaded sleeve 66, the right side wall of the worm transmission cavity 55 is fixedly provided with a fixed block 62, the left side surface of the fixed block 62 is hinged with a lifting lever 63, the middle part of the lifting lever 63 is provided with a sliding groove 64, the threaded sleeve 66 is slidably connected with the sliding groove 64 through a pin shaft, and the front side wall, the upper side of the lifting lever 63 is hinged with the connecting rod 67, the front end of the connecting rod 67 is rotatably connected with a lifting plate 10, a shaft block 79 is fixedly arranged in the lathe bed 14, the shaft block 79 is hinged with the lifting plate 10, so that the worm 56 is meshed with an outer ring gear of the planetary gear 57 to rotate, the pinion 58 is meshed with an inner ring gear of the planetary gear 57 to rotate, at the moment, the connecting rod 59 is moved back and forth to drive the connecting shaft gear 60 to move back and forth, when the connecting shaft gear 60 moves back to the bottom of the planetary gear 57, the connecting shaft gear 60 compresses the reset key 99, when the connecting shaft gear 60 is meshed with an inner gear at the bottom of the planetary gear 57 to rotate, the reset key 99 resets and pops out in a key groove of the connecting shaft gear 60, so that the connecting shaft gear 60 drives the screw shaft 97 and the screw 65 to rotate, and further drives the screw sleeve 66 to move forward, the screw sleeve 66 slides in the sliding groove 64 and pushes the lifting lever 63 to rotate forward around the fixed block 62, so as to push the connecting rod 67 to move forward, and drive the lifting plate 10 to rotate and lift around the shaft block 79.

In addition, in an embodiment, the steering device 95 includes a power hydraulic cylinder 34 which is symmetrically and fixedly installed on a side wall of the suspension cavity 30, a hinge rod 33 is connected to the power hydraulic rod 34, a hinge rod 32 is connected to one side of the hinge rod 33 in a rotating manner, the hinge rod 32 is connected to the fan rotating shaft 31 in a rotating manner, a fan ring 36 is fixedly connected to the lower side of the fan rotating shaft 31, a sleeve rod 46 is fixedly connected to the front side of the fan ring 36, a sleeve ring 43 is fixedly connected to the sleeve rod 46, the sleeve ring 43 is connected to the driven gear shaft 42 in a rotating manner, so that the power hydraulic cylinder 34 pushes the hinge rod 33 and the hinge rod 32 to move to one side, the hinge rod 32 pushes the fan rotating shaft 31 to rotate in the rotating plate 35, and then the fan ring 36, the sleeve rod 46, the sleeve ring 43, The driven gear shaft 42, the bevel gear 41, the fixed wheel 39, the fixed bevel gear 38 and the fan blades 37 rotate around the fan blade rotating shaft 31 to realize left-right movement.

In addition, in one embodiment, the power device 93 includes a power motor 72 fixedly installed on the rear side wall of the power chamber 69, the power motor 72 is power-connected with a motor shaft 76, the motor shaft 76 is fixedly installed with a driving gear 70, the driving gear 70 is respectively provided with a driven gear 71 engaged therewith on the left and right, the top wall of the power chamber 69 is rotatably connected with a worm shaft 61 and a gear shaft 77, the worm shaft 61 extends upward to penetrate through the top wall of the power chamber 69 to enter the worm transmission chamber 55 and is rotatably connected with the bottom wall of the worm transmission chamber 55, the upper end of the worm shaft 61 is fixedly connected with the worm 56, the gear shaft 77 extends upward to penetrate through the top wall of the power chamber 69 to enter the bevel gear chamber 50 and is rotatably connected with the bottom wall of the bevel gear chamber 50, the lower side wall of the power chamber 69 is fixedly installed with a pushing hydraulic cylinder 73, the pushing hydraulic cylinder 73 is in power connection with a pushing rod 74, the pushing rod 74 extends downwards to penetrate through the bottom wall of the power cavity 69 and is in sliding connection with the bottom wall of the power cavity 69, so that the power motor 72 drives the motor shaft 76 and the driving gear 70 to rotate, the driving gear 70 drives the driven gear 71 to rotate, and the pushing hydraulic cylinder 73 pushes the pushing rod 74 to move downwards.

In addition, in one embodiment, the lever device 28 includes a first lifting cavity 15 symmetrically disposed on the lateral surface of the bed 90, a support rod 20 is fixed on the front side wall of the first lifting cavity 15, a lifting rod 18 is hinged on the support rod 20, a fixed rod 21 is fixed on the rear side surface of the bed 14, the fixed rod 21 is slidably connected with the bed 90, one side of the lifting rod 18 is hinged with the fixed rod 21, the other side of the lifting rod 18 is provided with a moving groove 19, a handrail 13 is rotatably connected in the lifting rod 18, the handrail 13 is slidably connected with the moving groove 19 through a pin shaft, the handrail 13 is slidably connected with the first lifting cavity 15 and the bed 14, a spring 17 is connected between the bed 14 and the first lifting cavity 15, so that the spring 17 is compressed, the fixed rod 21 moves backwards, the lifting rod 18 rotates around the support rod 20 and the fixed rod 21 to rise, pushing the handrail 13 up.

In addition, in one embodiment, the protection device 29 includes a second lifting cavity 16 disposed in front of the suspension cavity 30, a second fixing rod 25 is fixedly disposed on a rear side surface of the lifting plate 10, a second lifting rod 24 is hinged to a bottom side of the second fixing rod 25, a second supporting rod 23 is fixedly disposed on a front side wall of the second lifting cavity 16, the second lifting rod 24 is hinged to the second supporting rod 23, a moving chute 26 is disposed on one side of the second lifting rod 24, a vertical rod 22 is slidably connected to a front side wall of the second lifting cavity 16, a small shaft block 86 is fixedly disposed on the lifting plate 10, a guard plate 12 is hinged to a lower side of the small shaft block 86, a rotating fixing block 27 is fixedly disposed on a rear side of the guard plate 12, the vertical rod 22 is hinged to the rotating fixing block 27, the vertical rod 22 is slidably connected to the moving chute 26, a spring 17 is connected between the bed 14 and the second lifting cavity 16, therefore, when the spring 17 is compressed, the second fixing rod 25 moves backwards, the second lifting rod 24 rotates and lifts around the second supporting rod 23 and the second fixing rod 25, the vertical rod 22 is pushed to move forwards, and the guard plate 12 is further pushed to rotate and lift around the small shaft block 86.

In addition, in one embodiment, the bevel gear shaft 45 extends laterally through a side wall of the suspension chamber 30 into the bevel gear chamber 50 and is rotatably connected to a side wall of the bevel gear chamber 50, and the connecting hydraulic rod 74 extends downwardly through a lower side wall of the transmission chamber 69 into the propulsion chamber 88 and is slidably connected to an upper side wall of the propulsion chamber 88.

In addition, in one embodiment, the advancing means 96 includes guide vanes 82 fixedly installed at the rear side of the vane ring 36 at the bottom side in bilateral symmetry, guide vane shafts 85 are symmetrically and fixedly arranged at the left and the right sides of the lower side of the fan blade ring 36, the guide vane shafts 85 are rotationally connected with the guide vanes 82, the upper side wall of the propelling cavity 88 is connected with the connecting hydraulic rod 74 in a sliding way, the lower side of the connecting hydraulic rod 74 is hinged with a hinged shaft 87, the hinge shaft 87 is hinged with a connecting moving rod 75, two ends of the connecting moving rod 75 respectively extend towards the left and right sides to penetrate through the side wall of the propelling cavity 88 and enter the suspension cavity 30, the connecting moving rod 75 is fixedly connected with the guide vane 82, the pushing cylinder 73 pushes the hydraulic rod 74 and the connecting moving rod 75 to move downward, and the guide plate 82 is driven to rotate downward around the guide plate shaft 85, so that forward movement is realized.

In addition, in one embodiment, the transmission 92 includes a driving bevel gear 52 fixedly installed on the top side of the gear shaft 77 and the bottom side of the worm shaft 61, respectively, a driven bevel gear 51 is fixedly connected to one side of each bevel gear shaft 45, and the driving bevel gear 52 is engaged with the driven bevel gear 51, so that the driven gear 71 drives the driving bevel gear 52 to rotate via the gear shaft 77, and further drives the driven bevel gear 51, the bevel gear shaft 45, the rotating shaft 42, the bevel gear 41, the fixed bevel gear 38, and the fan blades 37 to rotate.

In the initial state, when the patient bed is at rest in an empty state, the fan blades 37 are at rest, the fan blade ring 36 and the fan blades 37 are kept horizontal, the guide blades 82 are in the fan blade ring 36, and the connecting shaft gear 60 is between the pinion 58 and the bottom gear of the planetary gear 57 and is at rest.

When a patient needs to be moved, the patient lies on the patient bed, the weight of the head of the patient compresses the spring 17 downwards, the second fixing rod 25 moves backwards, the second lifting rod 24 rotates and lifts around the second supporting rod 23 and the second fixing rod 25 to push the vertical rod 22 to move forwards, further the guard plate 12 is pushed to rotate and lift around the small shaft block 86, meanwhile, the self weight of the patient compresses the spring 17, the fixing rod 21 moves backwards, the lifting rod 18 rotates and lifts around the supporting rod 20 and the fixing rod 21 to push the handrail 13 to lift, at this time, the power motor 72 is turned on, the power motor 72 drives the motor shaft 76 and the driving gear 70 to rotate, the driving gear 70 drives the driven gear 71 to rotate, the driven gear 71 drives the driving bevel gear 52 to rotate through the gear shaft 77, further the driven bevel gear 51, the bevel gear shaft 45, the rotating shaft 42, the bevel gear 41, the fixing bevel, simultaneously, the worm shaft 61 drives the worm 56 to rotate, the worm 56 is meshed with an outer ring gear of the planetary gear 57, the pinion 58 is meshed with an inner ring gear of the planetary gear 57, and then the connecting rod 59 moves back and forth to drive the connecting shaft gear 60 to move back and forth, so that when the connecting shaft gear 60 moves backwards to the bottom of the planetary gear 57, the connecting shaft gear 60 compresses the reset key 99, when the connecting shaft gear 60 is meshed with an inner gear at the bottom of the planetary gear 57 to rotate, the reset key 99 resets and pops out in a key groove of the connecting shaft gear 60, the connecting shaft gear 60 drives the screw shaft 97 and the screw 65 to rotate, the screw sleeve 66 moves forwards, the screw sleeve 66 slides in the sliding groove 64, the lifting lever 63 is pushed to rotate forwards around the fixing block 62, the connecting rod 67 is pushed to move forwards, the lifting plate 10 is driven to rotate and lift around the shaft block 79, and when steering is needed, the power hydraulic cylinder, the hinge push rod 32 pushes the fan blade rotating shaft 31 to rotate in the rotating plate 35, and further drives the fan blade ring 36, the sleeve rod 46, the sleeve ring 43, the driven gear shaft 42, the bevel gear 41, the fixed wheel 39, the fixed bevel gear 38 and the fan blade 37 to rotate around the fan blade rotating shaft 31, so that the sickbed turns to one side, and when the sickbed needs to advance, the control push hydraulic cylinder 73 pushes the hydraulic rod 74 and the connecting moving rod 75 to move downwards, so that the guide vane 82 is driven to rotate around the guide vane shaft 85, and the sickbed moves forwards.

The invention has the beneficial effects that: this device can light swiftly transport the patient, compare in traditional stretcher or sick bed more laborsaving, jolt when not worrying the transport and cause the injury to the patient, the discomfort on the way of reducible patient transportation, can transport on uneven ground, ambulance or stair height department about the direct light, head or neck injured patient's secondary injury has been avoided to this device simultaneously, this device also conveniently accompanies medical personnel operation control sick bed removal, this device uses mechanical transmission to accomplish production and processing, stability and efficiency can be ensured.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.