CN114209520A - Pediatric nursing device and operation method - Google Patents
Pediatric nursing device and operation method Download PDFInfo
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- CN114209520A CN114209520A CN202111652289.1A CN202111652289A CN114209520A CN 114209520 A CN114209520 A CN 114209520A CN 202111652289 A CN202111652289 A CN 202111652289A CN 114209520 A CN114209520 A CN 114209520A
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- seat
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/10—Devices for lifting patients or disabled persons, e.g. special adaptations of hoists thereto
- A61G7/1013—Lifting of patients by
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/10—Devices for lifting patients or disabled persons, e.g. special adaptations of hoists thereto
- A61G7/1025—Lateral movement of patients, e.g. horizontal transfer
- A61G7/103—Transfer boards
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/10—Devices for lifting patients or disabled persons, e.g. special adaptations of hoists thereto
- A61G7/104—Devices carried or supported by
- A61G7/1044—Stationary fixed means, e.g. fixed to a surface or bed
Abstract
A pediatric nursing device and an operation method thereof comprise a bed frame, a bed board, an expansion board, a power device and a stop device, wherein the power device comprises a power seat, a sliding seat and a follow-up block, the stop device comprises a stop seat, a ratchet wheel, a cam, a pawl, a connecting sleeve, a touch rod and a joint, a middle beam is arranged in the middle of the bed frame, two symmetrical brackets are arranged on the left side and the right side of the bed frame, a front cam groove and a rear cam groove are arranged on the side surface of each bracket, a bracket groove is arranged on the upper part of the front side of each bracket, a sliding groove is arranged on the inner side of each bracket, a bed board shaft hole is arranged on the front side of each bracket, a bed board shaft is arranged on the front side of the bed board shaft, two symmetrical splines are arranged on the two sides of the bed board shaft, a boss is arranged on the front side of the expansion board, four expansion board shafts are arranged on the middle and the rear side of the expansion board shaft, a lower acting rod is arranged on the outer side of each expansion board shaft, two symmetrical rack frames are arranged on the upper part of the front side of the expansion board, the rack is arranged at the lower part of the middle of the rack, and the upper gear rod is arranged at the front side of the rack.
Description
Technical Field
The invention relates to the field of pediatric nursing, in particular to a pediatric nursing device and an operation method.
Background
In the paediatrics nursing process, often need shift the patient to satisfy the needs that the patient treated and salvaged, shift in-process need rapidly again can not too big to the action, in order to avoid aggravating patient's state of an illness or cause the injury for the patient, need a nursing bed that satisfies above requirement.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a pediatric nursing device combining turnover and movement and an operation method.
The purpose of the invention is realized by the following technical scheme:
a pediatric nursing device comprises a bedstead, a bed board, expansion plates, a power device and a stop device, wherein the power device comprises a power seat, a sliding seat and a follow-up block, the stop device comprises a stop seat, a ratchet wheel, a cam, a pawl, a connecting sleeve, a collision rod and a joint, a middle beam is arranged in the middle of the bedstead, two symmetrical brackets are arranged on the left side and the right side of the bedstead, a front cam groove and a rear cam groove are arranged on the side surface of each bracket, a bracket groove is arranged on the upper part of the front side of each bracket, a sliding groove is arranged on the inner side of each bracket, a bed board shaft hole is arranged on the front side of each bracket, a bed board shaft is arranged on the front side of the bed board, two symmetrical splines are arranged on the two sides of the bed board shaft, bosses are arranged on the front side of the expansion plates, four expansion plate shafts which are symmetrical left and right are arranged on the middle and the rear sides of the expansion plates, a lower working rod is arranged on the outer sides of the two expansion plate shafts in the middle, two symmetrical rack racks are arranged on the upper parts of the middle of the rack frames, the rack frame front side has the shelves pole, has the spread groove in the middle of the expansion plate lower part, and both sides bed board axle passes gear and bed board shaft hole, gear fixed connection bed board axle, bed board axle swivelling joint bed board shaft hole, and the bed board rotates around the bed board shaft hole, and expansion plate sliding connection spout, expansion plate slide in the bed board shaft hole, and two expansion plate axles in the rear side slide in two cam grooves in the rear side, and two expansion plate axles in the front side slide in two cam grooves in the front side, and both sides rack frame slides in both sides mounting groove.
The stop block is provided with two slide bars in bilateral symmetry, the front side of the power block is provided with a power block hole, the rear side of the power block is provided with a power block shaft, the middle of the slide block is provided with a guide groove, two sides of the slide block are provided with two symmetrical slide block holes, the upper part of the slide block is provided with a connecting bar, the upper part of the follow-up block is provided with a follow-up block shaft, a motor output shaft penetrates through the power block hole, the motor is fixedly connected with the lower part of the power block, the motor output shaft is fixedly connected with a belt wheel, the power block shaft is rotatably connected with the other belt wheel, the two belt wheels are rotatably connected through a belt, the guide grooves at two sides are slidably connected with the slide bars at two sides, the slide block slides along the slide bars at two sides, the side surface of the follow-up block is fixedly connected with the outer side of the belt, the follow-up block shaft slides in the slide block hole, the connecting bar is inserted into the connecting groove, and the lower part of the power block is fixedly connected with the upper part of the middle beam.
The lower part of the stop seat is provided with a stop seat hole, the lower part of the stop seat hole is provided with a camshaft hole, the lower part of the camshaft hole is provided with two pawl shaft holes which are bilaterally symmetrical, two sides of the stop seat are provided with two symmetrical stop blocks, the lower part of the stop seat is provided with a stop seat shaft, the rear side of the ratchet is provided with a ratchet boss, the middle of the ratchet is provided with a spline hole, the rear side of the cam is provided with an eccentric shaft, the front side of the cam is provided with a swing rod, one side of the pawl is provided with a pawl shaft, the side surface of the pawl is provided with a spring pin, the ratchet boss is rotationally connected with the stop seat hole and rotates in the stop seat hole, the eccentric shaft is rotationally connected with the camshaft hole, the two sides of the swing rod are contacted with the stop blocks in a clearance manner, the lower part of the cam is contacted with the pawls at two sides, the two pawl shaft holes at two sides are respectively rotationally connected with a pawl, the two pawls are symmetrically arranged, the two spring pins face to the outside, a second thread is sleeved in the outside of each spring pin, the inner side of the second thread is fixedly connected with the spring pin, the outer side of the second thread is propped against the inner side of the stop seat.
The middle of the connecting sleeve is provided with a central hole, the lower part of the central hole is provided with an internal thread, the upper part of the central hole is provided with a guide hole, the middle of the touch rod is provided with a touch rod hole, the lower part of the touch rod is provided with a baffle plate, the upper part of the connector is provided with an external thread, the lower part of the connector is provided with a connector hole, the connector hole is rotatably connected with a locking seat shaft, the external thread is in threaded connection with the internal thread, the baffle plate is in sliding connection with the central hole, the lower part of the touch rod is in sliding connection with the guide hole, the middle of the touch rod and the connecting sleeve is provided with a first thread, the first thread is sleeved on the lower side of the touch rod, the upper side of the connecting sleeve is abutted against the upper side of the connecting sleeve, the lower side of the first thread is abutted against the upper side of the baffle plate, the touch rod hole is rotatably connected with a swing rod, the upper part of the touch rod is in clearance and contacted with a lower part and an upper stop seat, the outer side of a spline, each side is rotatably connected with a spline.
Has the advantages that:
the invention combines the turning and the moving, after the expansion plate extends out, a patient slides to the expansion plate along the inclined bed plate and moves along with the expansion plate to the front side, the whole process does not need manual turning and moving, time and labor are saved, the moving process is stable, the parts are mutually matched smoothly, the clamping is prevented, the stress is balanced, the balance is good, the patient is effectively protected, the transfer efficiency is improved, the turning of the bed plate is finished by utilizing the meshing of a rack and a gear, the fixation after the bed plate is turned over is realized by utilizing a stopping device, the stopping device can realize two functions of unidirectional rotation and bidirectional fixation, the cam adopts an eccentric mechanism, when the cam rotates, a pawl on one side can be separated from the contact with a tooth part of a ratchet wheel, the pawl on the other side is fixed on the surface of the cam by a second thread, the upper part of the pawl is propped against the tooth part of the ratchet wheel, so that the ratchet wheel can realize unidirectional rotation and can be kept at any time at a position, make the bed board both rotate according to the requirement and can be fixed at optional position when stall again, prevent that the bed board is unstable, cause the injury for the patient, down realize bumping the pole switching-over as pole and last shelves pole, the stop seat, the adapter sleeve, bump the pole, a screw is mutually supported and is guaranteed to bump the pole fixed at both sides position, the expansion plate is lifted up, the patient is raised along with expansion plate forward movement process, make that the patient can be better shifted, the power device stroke is limited, can make the expansion plate stroke limited, can not collide with the bedstead because of the reason, the expansion plate slides in two cam grooves in the front and back simultaneously, can not crooked when guaranteeing the expansion plate rising.
Drawings
Fig. 1 is a schematic structural view of a pediatric nursing device according to the invention.
Fig. 2 is a schematic side view of a pediatric nursing device according to the present invention.
Fig. 3 is a schematic structural view of a pediatric nursing device in operation.
Fig. 4 is a schematic side view of a pediatric nursing device according to the present invention.
Fig. 5 is a schematic view of the bottom structure of the pediatric nursing device according to the invention.
Fig. 6 is a schematic view of a bed frame structure according to the present invention.
Fig. 7 is a schematic view of the structure of the bed plate of the present invention.
Fig. 8 is a schematic diagram of a telescopic plate structure according to the present invention.
Fig. 9 is a schematic view of the bottom structure of the expansion plate according to the present invention.
Fig. 10 is a schematic structural diagram of the power device of the invention.
Fig. 11 is a schematic diagram of an explosive structure of the power device of the invention.
Fig. 12 is a schematic structural view of the stopper according to the present invention.
Fig. 13 is a schematic view of the internal structure of the stopper according to the present invention.
Fig. 14 is a schematic view of the explosion structure of the stopping device according to the present invention.
Fig. 15 is a schematic view of a stopper seat according to the present invention.
FIG. 16 is a schematic view of a ratchet structure according to the present invention.
Fig. 17 is a schematic view of the cam structure according to the present invention.
Fig. 18 is a schematic view of the pawl structure of the present invention.
Fig. 19 is a schematic view of a connecting sleeve structure according to the invention.
Fig. 20 is a schematic view of the structure of the latch according to the present invention.
Fig. 21 is a schematic view of a joint structure according to the present invention.
Detailed Description
The invention is explained in more detail below with reference to the figures and examples:
a pediatric nursing device comprises a bed frame 110, a bed board 120, a telescopic board 130, a power device 200 and a stopping device 300, wherein the power device 200 comprises a power seat 210, a sliding seat 220 and a follow-up block 230, the stopping device 300 comprises a stopping seat 310, a ratchet 320, a cam 330, a pawl 340, a connecting sleeve 350, a touch rod 360 and a joint 370, the middle of the bed frame 110 is provided with a middle beam 111, the left side and the right side of the bed frame 110 are provided with two symmetrical brackets 112, the side surface of each bracket 112 is provided with a front cam groove and a back cam groove 113, the upper part of the front side of each bracket 112 is provided with a bracket groove 114, the inner side of each bracket 112 is provided with a sliding groove 116, the front side of each bracket 112 is provided with a bed board shaft hole 115, the front side of the bed board 120 is provided with a bed board shaft 121, the two sides of the bed board shaft 121 are provided with two symmetrical splines 122, the front side of the telescopic board 130 is provided with a boss 131, the middle and the back side of the telescopic board 130 are respectively provided with four telescopic board shafts 132 which are symmetrical left and right, the outer sides of the middle two telescopic board shafts 132 are respectively provided with a lower pole 133, the upper part of the front side of the telescopic plate 130 is provided with two symmetrical rack frames 134, the lower part of the middle of the rack frame 134 is provided with a rack 135, the front side of the rack frame 134 is provided with an upper blocking rod 136, the middle of the lower part of the telescopic plate 130 is provided with a connecting groove 137, two side bed plate shafts 121 pass through a gear 140 and a bed plate shaft hole 115, the gear 140 is fixedly connected with the bed plate shaft 121, the bed plate shaft 121 is rotatably connected with the bed plate shaft hole 115, the bed plate 120 rotates around the bed plate shaft hole 115, the telescopic plate 130 is slidably connected with the sliding groove 116, the telescopic plate 130 slides in the bed plate shaft hole 115, the two rear telescopic plate shafts 132 slide in the two rear cam grooves 113, the two front telescopic plate shafts 132 slide in the two front cam grooves 113, and the two side rack frames 134 slide in the two side bracket grooves 114.
When the bed is used, a patient lies on the upper part of the bed board 120, the receiving device is placed on the front side of the bed, in an initial state, the swing rod 332 leans against the side surface of the right stop block 314, the lower part of the cam 330 props against the left side pawl 340, the left side pawl 340 is separated from the ratchet wheel 320, the right side second-size thread 390 props the pawl 340 against the side surface of the cam 330, the upper part of the right side pawl 340 props against the tooth part of the ratchet wheel 320, the ratchet wheel 320 can rotate anticlockwise, the motor 260 is started, the motor 260 rotates to drive the belt wheel 240 to rotate, the belt wheel 240 drives the belt 250 to drive the follow-up block 230 to move forwards, the follow-up block 230 drives the sliding seat 220 to move forwards, the sliding seat 220 drives the expansion plate 130 to move forwards along the cam grooves 113 on the two sides, the expansion plate 130 extends forwards from the bed frame 110, after the expansion plate 130 moves forwards for a certain distance, the rack 135 on each side is meshed with the gear 140 on the same side, the rack 135 drives the gear 140 to rotate, the gear 140 simultaneously drives the bed board 120 and the ratchet wheel 320 to rotate anticlockwise, the bed board 120 rotates around the bed board shaft hole 115, the patient on the upper part of the bed board 120 is lifted and slides downwards along the bed board 120, the patient slides from the bed board 120 to the upper part of the extended telescopic board 130, the patient moves forwards along with the telescopic board 130, the telescopic board 130 continues to move forwards, the rack 135 and the gear 140 are disengaged, the gear 140 does not rotate any more, at this time, the ratchet 320 is resisted by the pawl 340, the pawl 340 and the bed board 120 are kept in a static state, the telescopic board 130 continues to move forwards, the rod 133 contacts the upper part of the touch rod 360, the rod 133 drives the touch rod 360 to rotate, the touch rod 360 rotates from the right side to the left side and is pulled by the first thread 380, the touch rod 360 drives the cam 330 to rotate together, the swing rod 332 leans against the left side stop 314, the lower part of the cam 330 resists against the right side pawl 340, the right side pawl 340 and the ratchet 320 are disengaged, the second thread 390 on the pawl 340 on the side of the cam 330, the upper part of the left side pawl 320 resists against the ratchet 320, the ratchet wheel 320 can rotate clockwise, the left pawl 340 abuts against the tooth part of the ratchet wheel 320, the ratchet wheel 320 is kept still, the expansion plate 130 continues to move forwards, the expansion plate shaft 132 rises from the lower part of the cam groove 113 to the higher part of the cam groove 113, the expansion plate 130 is lifted, a patient is lifted along with the forward movement process of the expansion plate 130, so that the patient can be better transferred, after the expansion plate 130 is lifted, the motor 260 stops rotating, the expansion plate 130 stops, at the moment, the patient can be moved to the receiving device, the patient can be received, the transfer or the receiving is finished, the motor 260 is continuously started, the expansion plate 130 moves backwards under the driving of the power device 200, the expansion plate shaft 132 slides from the higher part of the cam groove 113 to the lower part of the cam groove 113, the height of the expansion plate 130 is reset, the expansion plate 130 continues to move backwards along with the power device 200, the rack 135 is meshed with the gear 140 again, the gear 140 drives the bed plate 120 to rotate clockwise and reset, the rack 135 and the gear 140 are disengaged, the telescopic plate 130 continues to move backwards, the upper blocking rod 136 touches the touch rod 360, the stopping device 300 resets, the telescopic plate 130 continues to move backwards, and when the bed plate 120 and the telescopic plate 130 reset, the motor 260 stops rotating, and the transfer and the receiving of the patient are completed.
The stopping seat 310 is provided with two sliding rods 211 which are bilaterally symmetrical, the front side of the power seat 210 is provided with a power seat hole 212, the rear side of the power seat 210 is provided with a power seat shaft 213, the middle of the sliding seat 220 is provided with a guide groove 221, two sides of the sliding seat 220 are provided with two symmetrical sliding seat holes 222, the upper part of the sliding seat 220 is provided with a connecting rod 223, the upper part of the follow-up block 230 is provided with a follow-up block shaft 231, an output shaft of a motor 260 penetrates through the power seat hole 212, the motor 260 is fixedly connected with the lower part of the power seat 210, an output shaft of the motor 260 is fixedly connected with a belt pulley 240, the power seat shaft 213 is rotatably connected with the other belt pulley 240, the two belt pulleys 240 are rotatably connected through a belt 250, the two side guide grooves 221 are slidably connected with the two side sliding rods 211, the sliding seat 220 slides along the two side sliding rods 211, the side surface of the follow-up block 230 is fixedly connected with the outer side of the belt 250, the follow-up block shaft 231 slides in the sliding seat holes 222, the connecting rod 223 is inserted in the connecting groove 137, and the lower part of the power seat 210 is fixedly connected with the upper part of the middle beam 111.
The lower part of the stopping seat 310 is provided with a stopping seat hole 311, the lower part of the stopping seat hole 311 is provided with a cam shaft hole 312, the lower part of the cam shaft hole 312 is provided with two pawl shaft holes 313 which are bilaterally symmetrical, two stoppers 314 which are symmetrical are arranged on two sides of the stopping seat 310, the lower part of the stopping seat 310 is provided with a stopping seat shaft 315, the rear side of the ratchet wheel 320 is provided with a ratchet boss 321, the middle of the ratchet wheel 320 is provided with a spline hole 322, the rear side of the cam 330 is provided with an eccentric shaft 331, the front side of the cam 330 is provided with a swing rod 332, one side of the pawl 340 is provided with a pawl shaft 341, the side of the pawl 340 is provided with a spring pin 342, the ratchet boss 321 is rotationally connected with the stopping seat hole 311, the ratchet wheel 320 rotates in the stopping seat hole 311, the eccentric shaft 331 is rotationally connected with the cam shaft hole 312, two sides of the swing rod 332 are contacted with the stoppers 314, the lower part of the cam 330 is contacted with two sides of the pawls 340, the pawl holes 313 are rotationally connected with one pawl 340 respectively, and the two pawls 340 are symmetrically arranged, the two spring pins 342 face outward, a second thread 390 is sleeved on the outer side of each spring pin 342, the inner side of the second thread 390 is fixedly connected with the spring pin 342, and the outer side of the second thread 390 abuts against the inner side of the stopping seat 310.
The middle of the connecting sleeve 350 is provided with a central hole 351, the lower part of the central hole 351 is provided with an internal thread 352, the upper part of the central hole 351 is provided with a guide hole 353, the middle of the touch rod 360 is provided with a touch rod hole 361, the lower part of the touch rod 360 is provided with a baffle 362, the upper part of the joint 370 is provided with an external thread 371, the lower part of the joint 370 is provided with a joint hole 372, the joint hole 372 is rotationally connected with the stop seat shaft 315, the external thread 371 is in threaded connection with the internal thread 352, the baffle 362 is in sliding connection with the central hole 351, the lower part of the touch rod 360 is slidably connected with the guide hole 353, the middle of the touch rod 360 and the connecting sleeve 350 is provided with a first thread 380, the first thread 380 is sleeved on the lower side of the touch rod 360, the upper side of the first thread 380 is abutted against the upper side of the baffle 362, the touch rod hole 361 is rotationally connected with a swing rod 332, the upper part of the touch rod 360 is in clearance and the lower part is contacted with the upper stop rod 136, the outer side of the spline 122 is provided with a stop device 300, each side spline 122, each spline hole 322 is rotationally connected with the spline hole 322, each side stopper 310 is fixedly coupled to an outer side of the frame 110.
The invention combines the turning and the moving, after the expansion plate 130 extends out, the paediatric patient slides to the expansion plate 130 along the inclined bed plate 120 and moves along with the expansion plate 130 to the front side, the whole process does not need manual turning and moving, time and labor are saved, the parts are smoothly matched with each other, the locking is prevented, the stress is balanced, the balance is good, the moving process is stable, the paediatric patient is effectively protected, the transferring efficiency is improved, the turning of the bed plate 120 is completed by the meshing of the rack 135 and the gear 140, the fixation after the turning of the bed plate 120 is realized by the stopping device 300, the stopping device 300 can realize two functions of unidirectional rotation and bidirectional fixation, the cam 330 adopts an eccentric mechanism, the pawl 340 at one side can be separated from the contact with the tooth part of the ratchet 320 when the cam 330 rotates, the pawl 340 at the other side is fixed on the surface of the cam 330 by a second thread 390, the upper part of the pawl 340 is propped against the tooth part of the ratchet 320, make ratchet 320 can realize unidirectional rotation, and keep in a definite position at any time, make bed board 120 both rotate as required and can be fixed at optional position when stall, prevent bed board 120 unstability, cause the injury for the paediatrics patient, down realize bumping the pole 360 switching-over when pole 133 and last shelves pole 136, stop seat 310, adapter sleeve 350, bump pole 360, No. one screw thread 380 mutually supports and guarantees to bump the fixed of pole 360 in both sides position, expansion plate 130 is lifted up, the paediatrics patient is raised along with expansion plate 130 forward movement process, make the patient can be better shifted, power device 200 stroke is limited, can make expansion plate 130 stroke limited, can not collide with bedstead 110 because of the fact, expansion plate 130 slides in two cam grooves 113 in the front and back simultaneously, can not crooked when guaranteeing expansion plate 130 to rise.
A method of operating a pediatric care device, comprising the steps of:
firstly, a patient lies on the upper part of the bed board 120, the receiving device is placed on the front side of the patient bed 130 and bed 130 and receiving bed.
In particular, when the invention is used, a patient lies on the upper part of a bed board, a receiving device is placed on the front side of the invention, when the invention is in an initial state, a swing rod leans against the side surface of a stop block on the right side, the lower part of a cam props against a left side pawl, the left side pawl is separated from a ratchet wheel, a right side second thread props the pawl against the side surface of the cam, the upper part of the right side pawl props against a ratchet wheel tooth part, the ratchet wheel can rotate anticlockwise, a motor is started, the motor rotates to drive a belt wheel to rotate, the belt wheel drives a follow-up block to move forwards, the follow-up block drives a sliding seat to move forwards, the sliding seat drives a telescopic plate to move forwards along cam grooves on two sides, the telescopic plate extends forwards from a bed frame, when the telescopic plate moves forwards for a certain distance, racks on each side are meshed with gears on the same side, the racks drive the gears to rotate, the gears drive the bed board and the ratchet wheel to rotate anticlockwise, the bed board rotates around a bed board lifting shaft hole, the patient on the upper part of the bed board is lifted up, and slide down along the bed board, the patient slides from the bed board to the upper part of the extended expansion board, the patient moves forward along with the expansion board, the expansion board continues to move forward, the rack and the gear are disengaged, the gear does not rotate any more, at the moment, the ratchet wheel is supported by the pawl, the pawl and the bed board keep a static state, the expansion board continues to move forward, the lower action rod touches the upper part of the touch rod, the lower action rod drives the touch rod to rotate, the touch rod rotates from the right side to the left side and is pulled by a first thread, the touch rod drives the cam to rotate together, the swing rod leans against a left side stop block, the lower part of the cam supports the right pawl, the right side pawl is separated from the ratchet wheel, a second thread on the left side supports the pawl against the side surface of the cam, the upper part of the left side pawl supports against the tooth part of the ratchet wheel, the ratchet wheel can rotate clockwise, the left side pawl supports against the tooth part of the ratchet wheel, the ratchet wheel keeps motionless, the expansion board continues to move forward, the shaft rises from the high part of the cam groove, the retractable plate is lifted, the patient is lifted along with the forward movement process of the retractable plate, so that the patient can be better transferred, after the retractable plate is lifted, the motor stops rotating, the retractable plate stops, and at the moment, the patient can be moved to the receiving device, also can receive the patient simultaneously, shift or receive and finish, continue the starter motor, the expansion plate can be moved to the rear side under the power device drive, the expansion plate axle slides to the cam groove low place from the cam groove eminence, the expansion plate height resets, the expansion plate continues to move backward along with power device, rack and gear intermeshing once more, the gear drives the bed board clockwise turning and resets, rack and gear disengage, the expansion plate continues to move backward, go up the shelves pole and touch the pole, detent resets, the expansion plate continues to move to the rear side, when bed board and expansion plate reset, motor stall, accomplish patient's transfer and receipt.
Claims (8)
1. A pediatric nursing device is characterized by comprising a bedstead, a bed board, a telescopic board, a power device and a stop device, wherein the power device comprises a power seat, a sliding seat and a follow-up block, the stop device comprises a stop seat, a ratchet wheel, a cam, a pawl, a connecting sleeve, a touch rod and a joint, a middle beam is arranged in the middle of the bedstead, two symmetrical brackets are arranged on the left side and the right side of the bedstead, a front cam groove and a rear cam groove are arranged on the side surface of each bracket, a bracket groove is arranged on the upper portion of the front side of each bracket, a sliding groove is arranged on the inner side of each bracket, a bed board shaft hole is arranged on the front side of each bracket, a bed board shaft is arranged on the front side of the bed board shaft, two symmetrical splines are arranged on the two sides of the bed board shaft, bosses are arranged on the front side of the telescopic board, four telescopic board shafts which are symmetrical on the left side and the right side are arranged on the middle and the rear side of the telescopic board, a lower rod is arranged on the outer side of each telescopic board shaft, two symmetrical rack frames are arranged on the upper portion of the front side of the telescopic board shaft, the rack is arranged at the middle lower part of the rack, the upper gear rod is arranged at the front side of the rack, the connecting groove is formed in the middle of the lower part of the telescopic plate, two side bed plate shafts penetrate through a gear and a bed plate shaft hole, the gear is fixedly connected with the bed plate shafts, the bed plate shafts are rotatably connected with the bed plate shaft hole, the bed plate rotates around the bed plate shaft hole, the telescopic plate is slidably connected with a sliding groove, the telescopic plate slides in the bed plate shaft hole, two rear telescopic plate shafts slide in two rear cam grooves, two front telescopic plate shafts slide in two front cam grooves, and the rack frames at two sides slide in two side bracket grooves.
2. The pediatric nursing device as defined in claim 1, wherein the stopper seat has two sliding rods which are bilaterally symmetrical, the power seat has a power seat hole at the front side, the power seat has a power seat shaft at the rear side, the sliding seat has a guide groove at the middle, the sliding seat has two sliding seat holes which are symmetrical at both sides, the sliding seat has a connecting rod at the upper part, the follower block has a follower block shaft at the upper part, the motor output shaft passes through the power seat hole, the motor is fixedly connected with the lower part of the power seat, the motor output shaft is fixedly connected with a belt wheel, the power seat shaft is rotatably connected with another belt wheel, the two belt wheels are rotatably connected through a belt, the two sliding guide grooves at both sides are slidably connected with the two sliding rods, the sliding seat slides along the two sliding rods, the side surfaces of the follower block are fixedly connected with the outer side of the belt, the follower block slides in the sliding seat hole, the connecting rod is inserted into the connecting groove, and the lower part of the power seat is fixedly connected with the upper part of the middle beam.
3. The pediatric nursing device according to claim 2, wherein the stopping seat has a stopping seat hole at the lower part, the stopping seat hole has a camshaft hole at the lower part, the camshaft hole has two symmetrical pawl shaft holes at the lower part, the stopping seat has two symmetrical stop blocks at two sides, the stopping seat has a stopping seat shaft at the lower part, the ratchet wheel has a ratchet boss at the rear side, the ratchet wheel has a spline hole at the middle, the eccentric shaft at the rear side, the swing rod at the front side of the cam, the pawl shaft at one side, and a spring pin at the side of the pawl, the ratchet boss is rotationally connected with the stopping seat hole, and the ratchet wheel rotates in the stopping seat hole.
4. The pediatric nursing device as defined in claim 3, wherein the eccentric shaft is rotatably connected with a cam shaft hole, two sides of the swing rod are in clearance contact with the stop block, the lower part of the cam is in clearance contact with side surfaces of the cam and two side pawls, the two pawl shaft holes are respectively and rotatably connected with a pawl, the two pawls are symmetrically arranged, the two spring pins face outwards, a second thread is sleeved on the outer side of each spring pin, the inner side of the second thread is fixedly connected with the spring pin, and the outer side of the second thread abuts against the inner side of the stop block.
5. The pediatric nursing device as defined in claim 4, wherein the connecting sleeve has a central hole in the middle, the lower part of the central hole has internal threads, the upper part of the central hole has a guide hole, the middle of the touch rod has a touch rod hole, the lower part of the touch rod has a baffle, the upper part of the joint has external threads, the lower part of the joint has a joint hole, the joint hole is rotatably connected with the stop seat shaft, and the external threads are in threaded connection with the internal threads.
6. The pediatric nursing device as defined in claim 5, wherein the baffle is slidably connected with the central hole, the lower part of the touch rod is slidably connected with the guide hole, a first thread is arranged between the touch rod and the connecting sleeve, the first thread is sleeved on the lower side of the touch rod, the upper side of the first thread abuts against the upper side of the connecting sleeve, and the lower side of the first thread abuts against the upper side of the baffle.
7. The pediatric nursing device according to claim 6, wherein the latch rod hole is rotatably connected with the swing rod, the upper portion of the latch rod is in contact with the lower actuating rod and the upper stop rod with clearance, the outer side of the spline on each side is provided with a stop device, the spline on each side is rotatably connected with the spline hole, and the stop seat on each side is fixedly connected with the outer side of the bed frame.
8. The method of operating a pediatric care device of claim 1, comprising the steps of: the patient lies on the upper part of the bed board, the receiving device is placed on the front side of the patient bed, the motor is started, and after the telescopic plate extends forwards, the patient slides to the telescopic plate along the inclined bed board and moves forwards along with the telescopic plate, moves the patient to the front side of the telescopic plate, and transfers the patient to the receiving device or receives the patient from the transferring device.
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| CN114209520B (en) | 2023-05-02 |
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