A kind of patient transport bed
Technical field
The present invention relates to a kind of carry apparatus for patient, particularly a kind of patient transport bed.
Background technology
Patient after surgery, body constitution extremely feeble, hurt like hell, extremity inconvenient activity, just need in the case to use bed transport to transport patient back sick bed, because existing bed transport great majority do not have boom hoisting, often need two or more nursing staff and family members to assist to complete, so not only labor intensity is large, and it is often unskilled owing to operating, add the misery of patient, be unfavorable for postoperative rehabilitation, also may cause beyond thought serious consequence.In the prior art, also have the bed transport of small part to be provided with suspensory type boom hoisting or shovel-type boom hoisting, but above-mentioned boom hoisting all also exists certain defect again, suspensory type there is lifting after easily rock, shortcoming such as lifting poor stability etc.; So present stage be badly in need of want one can steadily transport postoperative patient, and to patient substantially do not produce misery transporter, through extensively retrieving, not yet find ideal technical scheme.
Summary of the invention
The object of the invention is to solve the patient transport bed of present stage with shovel-type boom hoisting, the shortcoming of the folder people of existence, and a kind of patient transport bed proposed.
To achieve these goals, present invention employs following technical scheme:
A kind of patient transport bed, it is characterized in that: comprise base, one group of wheel is connected below base, described base is supported by bracing or strutting arrangement and fixes a crossbeam, a horizontal slide rail is fixedly connected with respectively in the both sides of crossbeam, described crossbeam also connects first either-rotation motor, two output shafts of the first either-rotation motor are fixedly connected with first screw mandrel respectively, each first screw mandrel is all connected a feed screw nut, each feed screw nut all connects the transverse link that an one end is hinged with it, at all hinged guide holder of the other end of each described transverse link, the mutual cross-articulation of described two transverse links is arranged, a longitudinal rod is fixed by socket in two described guide holders, the two ends of longitudinal rod are fixedly connected on the slide plate of described respective transversal slide rail respectively,
Equal connecting plate on the slide plate of each described horizontal slide rail, the fork that an one end is hinged with it is all connected in the both sides of each connecting plate, the other end of each fork is all fixedly connected with a fixed bar, the fixed bar being connected to two described connecting plate homonymies is fixedly connected with a shovel board, two described shovel board corresponding matching, between described connecting plate and corresponding two forks, be provided with opening-closing device, described two shovel boards control its opening and closing campaign by opening-closing device;
Described base also connects portable power source and switch board, and described switch board is powered by portable power source.
On the basis of technique scheme, following further technical scheme can be had:
Described bracing or strutting arrangement comprises the longitudinal slide rail being fixedly connected on described base both sides, base between two longitudinal slide rails also connects an electric lifting rod, the upside of described electric lifting rod connects a bracing frame, bracing frame connects described first either-rotation motor, and described longitudinal slide rail and bracing frame are connected and fixed described crossbeam respectively.
Described bracing or strutting arrangement comprises the guide pipe be connected on described base, in described guide pipe, clearance fit connects a support bar, be provided with a servomotor in the bottom of described guide pipe, the output shaft of described servomotor is coordinated with described they sup-port by screw mandrel and feed screw nut.
Described guide pipe and support bar are square structure, a guider is provided with in the upper end of described guide pipe, described guider comprises the U-shaped seat that four are separately positioned on guide pipe respective corners, all a directive wheel that can freely rotate is connected by fixed axis, the seamed edge guiding cooperation that described directive wheel is corresponding to support bar in each U-shaped seat.
Described base also connects a transfer.
Described transfer comprises the steering wheel being connected to described base side, a universal joint is connected by rotating shaft in the downside of steering wheel, described universal joint connects second connecting rod by first connecting rod, the two ends of described second connecting rod are fixedly connected on corresponding wheel respectively by deflecting plate, one of them wheel of base opposite side also connects a drive motors, and drive motors is powered by described portable power source.
Described transfer comprises handle-bar, and one of them wheel that rotating shaft connects described Its lower side is crossed in handle-bar clearance, and this wheel also connects a drive motors, and drive motors is powered by described portable power source.
Described opening-closing device comprises the holder being fastened on each described connecting plate, second either-rotation motor is all fixedly connected with in the bottom of each described holder, two output shafts of the second either-rotation motor are fixedly connected with second screw mandrel respectively, each second screw mandrel is all connected a feed screw nut, connects two symmetrical locating shafts described feed screw nut;
Also be included on each fork and be equipped with a resigning hole, each described second screw mandrel is all stepped down with corresponding resigning hole and is coordinated, the fork of resigning hole both sides is all fixedly connected with a fixing head, each fixing head is equipped with a waist through hole, and each described locating shaft is all arranged in corresponding waist through hole.
Described opening-closing device comprises a fixed connecting rod, the two ends of described fixed connecting rod are fixedly connected on corresponding connecting plate respectively, the 3rd either-rotation motor is fixedly connected with below by connecting plate at described fixed connecting rod, two output shafts of the 3rd either-rotation motor are fixedly connected with the 3rd screw mandrel respectively, each 3rd screw mandrel is rotationally connected two perpendicular the 4th screw mandrels by bevel gear group, each 4th screw mandrel is all connected a feed screw nut, connects two symmetrical locating shafts described feed screw nut;
Also be included on each fork and be equipped with a resigning hole, each described second screw mandrel is all stepped down with corresponding resigning hole and is coordinated, the fork of resigning hole both sides is all fixedly connected with a fixing head, each fixing head is equipped with a waist through hole, and each described locating shaft is all arranged in corresponding waist through hole.
Connect one respectively in the both sides of described crossbeam and respond to respective transversal connecting rod the limit switch coordinated, a fixed bar connects a gag lever post wherein, the described fixed bar of connection connects the limit switch that coordinates spacing with described gag lever post, relative two forks also connect a gag lever post respectively, described holder connects two to the limit switch of the corresponding spacing cooperation of described corresponding gag lever post, described each limit switch is all connected with described switch board, described holder also connects the photographic head that is aimed at described shovel board, described photographic head is also connected with described switch board.
Also connect a cross slide way in the side of described crossbeam, each described feed screw nut also connects a slide block be slidably matched with cross slide way respectively.
The invention has the advantages that: this device is easy to use, transport steady safety, can be used for transporting various patient, practical, handling process steadily can effectively reduce carrying to during patient to the misery that it brings.
Accompanying drawing explanation
Fig. 1 is basic structure schematic diagram of the present invention;
Fig. 2 is another structural representation of Fig. 1;
Fig. 3 is the structural representation after Fig. 1 packs;
Fig. 4 is transfer structural representation;
Fig. 5 is the lifting device structure schematic diagram of Fig. 1;
Fig. 6 is the guide frame schematic diagram of Fig. 2 lowering or hoisting gear.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Embodiment 1: as shown in Figure 1, a kind of patient transport bed provided by the invention, it is characterized in that: comprise base 1, described base 1 is a U-shaped frame, U-shaped frame wraps up one deck baffle plate, four turnings below base 1 connect a wheel 27 respectively, and two wheels 27 of rear side are universal wheel, and two of front side are generally can not the wheel of random break-in.
Shown in composition graphs 5, described base 1 is supported by bracing or strutting arrangement 2 and fixes a crossbeam 3, a horizontal slide rail 4 is fixedly connected with respectively in the both sides of crossbeam 3, described bracing or strutting arrangement 2 comprises longitudinal slide rail 2c that two are vertically fixedly connected on described base 1 both sides respectively, one end of the slide track seat of described longitudinal slide rail 2c is welded on base 1, and the upper end of the slide plate of two longitudinal slide rail 2c is welded on the bottom at the two ends of crossbeam 3 respectively.Base 1 between two longitudinal slide rail 2c also connects an electric lifting rod 7, described electric lifting rod 7 is prior art, the upside of described electric lifting rod 7 connects a bracing frame 8, support frame as described above 8 comprise one be connected to electric lifting rod 7 upper end make bar, a U-shaped support 8a is provided with in the upper end of described support bar, U-shaped support 8a supports with described crossbeam 3 and coordinates, the first either-rotation motor 9a is connected at described U-shaped support 8a internal fixtion, two output shafts of the first either-rotation motor 9a are fixedly connected with a first screw mandrel 9c respectively, the end of each first screw mandrel 9c is all supported and fixed on described crossbeam 3 by the bearing block 36 that bearing is housed, a cross slide way 6 is also connected in the side of described crossbeam 3, the crossbeam 3 of described U-shaped support 8a both sides connects a limit switch 45 respectively, each first screw mandrel 9c is all connected a feed screw nut 30, slide block feed screw nut 30 being connected to hinged seat and being slidably matched with cross slide way 6, described hinged seat coordinates with corresponding limit switch 45 is spacing respectively, be used for controlling the flexible of transverse link 10 and then control release and the withdrawal of shovel board 14, its structure and annexation refer to the description of paragraph below.
Described base 1 also connects portable power source 35 and switch board 23 respectively, described switch board 23 is powered by portable power source 35, described switch board 23 is provided with control knob, on and off switch and closed-circuit television display screen, and described electric lifting rod 7 and limit switch 45 are all by wire connection control cabinet 23.
The hinged seat of each feed screw nut 30 all connects the transverse link 10 that an one end is hinged with it, described two transverse links 10 are arranged in a crossed manner, hinged fixing by a jointed shaft in the intersection of two transverse links 10, at all hinged guide holder 22 of the other end of each described transverse link 10, a longitudinal rod 21 is fixed by socket in two described guide holders 22, be connected in described guide holder 22 bearing, under the effect of bearing, guide holder 22 can move freely on longitudinal rod 21, the two ends of described longitudinal rod 21 are fixedly connected on the slide plate of described respective transversal slide rail 4 respectively.
The homogeneous individual trapezoidal connecting plate 11 in front end of each described horizontal slide rail 4 slide plate, both sides below each connecting plate 11 all connect the fork 12 that an one end is hinged with it, the other end of each fork 12 is all fixedly connected with a fixed bar 13, the fixed bar 13 being connected to two described connecting plate 11 homonymies is fixedly connected with a shovel board 14, two described shovel board 14 corresponding matching, between described connecting plate 11 and corresponding two forks 12, be provided with opening-closing device, described two shovel boards 14 control its opening and closing campaign by opening-closing device.
Described opening-closing device comprises a fixed connecting rod 31, the two ends of described fixed connecting rod 31 are fixedly connected on corresponding connecting plate 11 respectively, the 3rd either-rotation motor 9e is fixedly connected with below by connecting plate 32 at described fixed connecting rod 31, two output shafts of the 3rd either-rotation motor 9e are fixedly connected with a 3rd screw mandrel 9f respectively, each 3rd screw mandrel 9f is rotationally connected two perpendicular the 4th screw mandrel 9g by bevel gear group 16, described two corresponding 4th screw mandrel 9g are all supported by holder 15 and are fixedly connected on corresponding connecting plate 11, described bevel gear group 16 is arranged in gear-box 39, gear-box 39 is fixedly connected on corresponding holder 15, described holder 15 comprises the straight plate be connected with connecting plate 11, both sides below straight plate are respectively equipped with a gripper shoe 19, each gripper shoe 19 is equipped with a through hole, described 4th screw mandrel 9g runs through the through hole of corresponding gripper shoe 19.Described 3rd either-rotation motor 9e connects described switch board 23 by wire, and has switch board 23 to control its motion, and the output shaft of the 3rd either-rotation motor 9e both sides drives the bevel gear group 16 of both sides to rotate simultaneously, thus can control acting in agreement of shovel board 14 liang of lateral movements.
Each 4th screw mandrel 9g is all connected a feed screw nut, connects two symmetrical locating shafts 20 described feed screw nut.Also be included on each fork 12 and be equipped with a resigning hole 12a, each described second screw mandrel 9d all steps down with corresponding resigning hole 12a and coordinates, the fork 12 of resigning hole 12a both sides is all fixedly connected with a fixing head 17, each fixing head 17 is equipped with a waist through hole 17a, each described locating shaft 20 is all arranged in corresponding waist through hole 17a, and on each locating shaft 20, be all fixed by socket a bearing coordinated with corresponding waist through hole 17a.
Shown in composition graphs 4, the side of described base 1 is provided with an extension board 1a, extension board 1a connects a transfer 5, described transfer 5 comprises U-shaped Connection Block 33, a stationary pipes 25 is welded on U-shaped Connection Block 33, be rotatably assorted connection rotating shaft in stationary pipes 25, the upper end of described rotating shaft connects one to dish 26, lower end connects a universal joint 28, described universal joint 28 connects second connecting rod 35 by first connecting rod 34, the two ends of described second connecting rod 35 are fixedly connected on corresponding wheel 27 respectively by deflecting plate 27a, one of them wheel 27 of base 1 opposite side also connects a drive motors 24, drive motors 24 connects described switch board 23 by wire, and powered by described portable power source 35.
Connect one respectively in the both sides of described crossbeam 3 and respond to respective transversal connecting rod 10 limit switch 45 coordinated, a fixed bar 13 connects a gag lever post 46 wherein, the described fixed bar 13 of connection connects the limit switch 45 that coordinates spacing with described gag lever post 46, relative two forks 12 also connect a gag lever post 46 respectively, described holder 15 connects two to the limit switch 45 of the corresponding spacing cooperation of described corresponding gag lever post 46, described each limit switch 45 is all connected with described switch board 23, three groups of limit switches 45 described here and the spacing cooperation of switch board 23, be used for controlling described shovel board 14 be separated and merge, and then patient scooped up and puts down.Described holder 15 also connects the photographic head 41 that is aimed at described shovel board 14, and described photographic head 41 is also connected with described switch board 23, and the picture signal that described photographic head 41 collects is shown by closed-circuit television display screen.
Shown in composition graphs 3, be provided with packing box 43 in the outside of described horizontal slide rail 4 and transverse link 10, be provided with power supply box 42 in the outside of described portable power source 35, be provided with front side packing box 44 in the outside of described opening-closing device.
Embodiment 2: as shown in Figure 2 and Figure 6, described bracing or strutting arrangement 2 can also be following structure in embodiment 1, it comprises the guide pipe 2a be connected on described base 1, in described guide pipe 2a, clearance fit connects a support bar 2b, be provided with a servomotor 8 in the bottom of described guide pipe 2a, the output shaft of described servomotor 8 supported with described support bar 2b by screw mandrel and feed screw nut and coordinates.
Described guide pipe 2a and support bar 2b is square structure, a guider is provided with in the upper end of described guide pipe 2a, described guider comprises the U-shaped seat 2d that four are separately positioned on guide pipe 2a respective corners, in each U-shaped seat 2d, all connect a directive wheel 2f that can freely rotate by fixed axis 2g, the described directive wheel 2f seamed edge corresponding to support bar 2b leads and coordinates.
Embodiment 3: transfer 5 can also be following structure in embodiment 1, it comprises the U-shaped Connection Block 33 be fixedly connected on described base 1, a stationary pipes 25 is welded on U-shaped Connection Block 33, be rotatably assorted connection rotating shaft in stationary pipes 25, the upper end of described rotating shaft connects a handle-bar 26a, lower end connects one of them wheel 27 on the downside of described base 1, this wheel 27 also connects a drive motors 24, drive motors 24 connects described switch board 23 by wire, and is powered by described portable power source 35.
Embodiment 4: opening-closing device in embodiment 1 can be following structure, it comprises the holder 15 being fastened on each described connecting plate 11, two gripper shoes 19 of holder 15 are connected and fixed a second either-rotation motor 9b, two output shafts of the second either-rotation motor 9b are fixedly connected with a second screw mandrel 9d respectively, each second screw mandrel 9d is all connected a feed screw nut, two symmetrical locating shafts 20 are connected described feed screw nut, described two the second either-rotation motor 9b all have described switch board 23 control block to be synchronized with the movement
Also be included on each fork 12 and be equipped with a resigning hole 12a, each described second screw mandrel 9d all steps down with corresponding resigning hole 12a and coordinates, the fork 12 of resigning hole 12a both sides is all fixedly connected with a fixing head 17, each fixing head 17 is equipped with a waist through hole 17a, and each described locating shaft 20 is all arranged in corresponding waist through hole 17a.