CN209966804U - Medical transfer bed - Google Patents

Abstract

The utility model discloses a medical transfer bed, which comprises a transfer bed and a transfer stretcher, wherein the transfer stretcher is arranged on the transfer bed; during the transportation, transport the stretcher setting on the operation table, transport the stretcher and remove the patient from the operation table to transport on the stretcher earlier, will transport the stretcher and move back to transport on the bed, push away the patient to the sick bed side, then transport the stretcher setting on the sick bed, open and transport the stretcher, the patient lies on the sick bed, take off transport the stretcher can. The utility model discloses mechanism safe and reliable, high durability and convenient use, when transporting the patient, the operation of putting the stretcher is lifted twice and is simplified to the stretcher and slide in the spout, reduced and lifted jolting of patient when putting, and make patient's health reduce unnecessary by a wide margin and move, and then alleviateed patient's misery, also reduced the probability that causes the secondary injury to the patient, because the piece is lifted and is put and change into the level and smooth, also make medical personnel's intensity reduce to some extent, medical personnel have been protected, this device is also operable alone, so medical resources has also been saved.

Description

Medical transfer bed

Technical Field

The utility model relates to the field of medical treatment, in particular to medical transfer bed.

Background

After an operation, a patient needs to be transported to a ward from an operating room, in the process, the patient needs to be transported to a transport sickbed from the operating bed of the operating room, then the patient is transported to the sickbed of the ward from the transport sickbed, the patient needs to be transported twice, the patient needs to be carefully cared after the operation is just completed, in the process of lifting the patient, the patient needs to be careless, the cotton quilt is generally placed under the patient or transported by a stretcher in the existing means, in the process of lifting the patient twice, the body of the patient needs to be greatly moved, jolt is easily caused in the process of lifting the stretcher, the patient can be injured, in addition, at least two medical care personnel are needed to cooperate to complete the process, the medical resource is wasted, and the pain of the patient is increased.

Disclosure of Invention

The utility model discloses the purpose is in order to solve above-mentioned background art, need twice lift in the patient transportation and put, makes patient's health do the action by a wide margin, causes jolting easily at the in-process of lifting the stretcher, can cause the injury to the patient, and accomplishes this process and must need two at least medical personnel cooperations, has so not only wasted medical resource, has also increased patient's misery scheduling problem, and has provided a medical transportation bed.

A medical transfer bed comprises a transfer bed and a transfer stretcher, wherein the transfer stretcher is arranged on the transfer bed;

the transfer bed comprises a movable bed frame and a lifting bed body, and the lifting bed body is arranged on the movable bed frame;

the movable bed frame comprises bed legs, universal wheel sets, longitudinal beams, transverse beams, shaft seats, a crankshaft, limiting pin shafts and gears, wherein circular slideways are arranged at the upper ends of the bed legs, the universal wheel sets are respectively arranged at the lower ends of the bed legs, the longitudinal beams connect the bed legs longitudinally, the transverse beams connect the bed legs transversely, rectangular through holes are formed in the transverse beams, the shaft seats are respectively arranged in spaces formed by the transverse beams at the front end and the rear end and connect the upper transverse beams and the lower transverse beams, crankshaft mounting holes and a plurality of limiting pin jacks are formed in the shaft seats, the limiting pin jacks are distributed circumferentially, the crankshaft is mounted on the shaft seats through crankshaft mounting holes in the shaft seats, the limiting pin shafts are arranged on handles of the crankshaft, the gears are respectively mounted in the shaft seats at the front end and the rear end, the crankshaft penetrates through the gears, and the crankshaft;

the lifting bed body comprises a first lifting frame, a second lifting frame and a bed surface, the first lifting frame is arranged at the front end of the movable bed frame, the second lifting frame is arranged at the rear end of the movable bed frame, the bed surface is arranged on the first lifting frame and the second lifting frame and connects the first lifting frame and the second lifting frame, and the first lifting frame and the second lifting frame are completely identical in structure;

the first lifting frame comprises a lifting frame short cross beam, a lifting frame long cross beam, a rack, a root vertical slide rail, a root movable slide rail, a root cylindrical guide rod, a root support rod, a slide rail connecting pin shaft, a second slide block limiting pin, a T-shaped slide block, a root slide block connecting pin shaft, a handle and a first movable slide block limiting pin, the root vertical slide rail is arranged at two sides of the lifting frame short cross beam, a first T-shaped slide groove and a first limiting hole are arranged on the vertical slide rail, the lifting frame long cross beam is arranged at the top end of the root vertical slide rail, a first rectangular slide groove, a stretcher fixing hole and a first connecting pin hole are arranged on the lifting frame long cross beam, the rack is arranged on the short cross beam and is inserted into a rectangular through hole arranged on the cross beam and meshed with the gear, the root movable slide rail is arranged at two ends of the lifting frame long cross beam, the movable slide rail is provided with a second T-shaped slide groove, a second rectangular, the lifting frame is provided with a long cross beam, a short cross beam, a lifting frame, a round through hole, a round column guide rod, a support rod, a sliding rail connecting pin shaft, a first sliding block limiting pin, a second sliding block limiting pin, a vertical sliding rail, a first movable sliding block limiting pin, a second sliding block limiting pin, a first T-shaped sliding groove and a second T-shaped sliding groove, wherein the round column guide rod is arranged on the long cross beam of the lifting frame, penetrates through the round through hole in the short cross beam of the lifting frame and is directly inserted into the round slide way arranged at the upper end of a bed leg;

the bed surface comprises a bed surface plate and a root bed surface reinforcing beam, the two ends of the root bed surface reinforcing beam are respectively arranged on the first lifting frame and the second lifting frame and are connected into a whole, and the bed surface plate is arranged on the root bed surface reinforcing beam.

The transfer stretcher comprises a root-length circular tube, a hand-held frame, a group rolling device, a fixed bolt and a stretcher panel, wherein the long circular tube is provided with a rectangular slot, the hand-held frame is arranged at the front end and the rear end and is inserted into the long circular tube, the group rolling device is arranged at the front end and the rear end and is matched with a first rectangular chute on a long beam of the lifting frame and a second rectangular chute on the movable slide rail, the fixed bolts are respectively arranged on the group rolling device, the stretcher panel is inserted into the root-length circular tube through the rectangular slot arranged on the root-length circular tube, and the stretcher panel is provided with a handle;

the hand frame comprises a frame body, two side rubber handles and a middle rubber handle, wherein the two side rubber handles are arranged at two sides of the frame body, and the middle rubber handle is arranged in the middle of the frame body;

the group rolling device comprises a bottom plate, a wheel seat, a plurality of idler wheels and a plurality of wheel shafts, wherein the bottom plate is arranged on the root-length circular tube, the bottom plate is provided with a stretcher fixing bolt hole, the wheel seat is arranged on the bottom plate, the wheel seat is provided with a plurality of wheel shaft mounting holes, and the wheel shafts are inserted into the wheel seat and the wheel shafts through the wheel shaft mounting holes in the wheel seat and the wheel shaft mounting holes in the wheel shaft, so that the wheel shafts can rotate freely in the wheel seat.

The utility model discloses a theory of operation and process:

when in use, the device is pushed to the bedside of a patient, the first movable slide block limiting pin close to the bedside on the first lifting frame is pulled out, the movable slide rail at the side is held to be horizontal by hands, the T-shaped slide block arranged in the first T-shaped slide groove of the vertical slide rail slides to the position above the first limiting hole along the first T-shaped slide groove, then the first movable slide block limiting pin is inserted into the first limiting hole, the position of the T-shaped slide block is limited and cannot slide downwards, the T-shaped slide block arranged in the second T-shaped slide groove of the movable slide rail slides outwards under the action of the supporting rod until the T-shaped slide block limiting pin slides to the contact position with the second slide block limiting pin, the position of the T-shaped slide block is limited and cannot slide outwards, the vertical slide rail, the movable slide rail and the supporting rod form a stable triangular frame, and the second rectangular slide groove on the movable slide rail corresponds to the first rectangular slide groove on the long cross beam, the stretcher can be ensured to extend the movable slide rail to slide to the long cross beam of the lifting frame, and the same operation is carried out on the second lifting frame in the same way.

When the movable slide rails on the two sides are lifted to be horizontal, the whole device is adjusted to enable the movable slide rails to be respectively positioned at the head and the tail of a common sickbed, the limit pin shaft is pulled out, the crankshaft is rotated to drive the gear to rotate, the gear rotates to drive the gear rack meshed with the gear rack to move up and down, the lifting bed body can be adjusted to be in a position suitable for the sickbed through the up-and-down movement of the gear rack, then the limit pin shaft is inserted into the limit pin jack, the lifting bed body is fixed up and down, the fixed bolt is pulled out, the transfer stretcher can move freely and is lifted up, then the rolling devices at the two ends are respectively aligned to the second rectangular chutes on the movable slide rails at the two ends from one side of the bed, the transfer stretcher can slide freely on the movable slide rails, when the transfer stretcher is pushed to one side of the transfer device to be close to a patient on the common sickbed, the patient leans to the patient, the transfer stretcher is slowly pushed along the second rectangular chute until the patient is in contact with the back of the patient, the patient is changed into a lying posture at the moment, the patient moves onto the transfer stretcher, then the transfer stretcher is continuously pushed to slide onto the long cross beam of the lifting frame along the first rectangular chute, the transfer stretcher and the patient are transported onto the transfer bed at the moment, the fixing bolts at the two ends are sequentially inserted into the stretcher fixing bolt holes and the stretcher fixing holes, the transfer stretcher is fixed on the transfer bed, the first movable slide block limiting pin is pulled out, the movable slide rails at the two ends are restored to the original state, the transfer bed is pushed, and the patient is transported to a target bed;

when a patient reaches a target bed, the first movable slide block limiting pin close to the bed side on the first lifting frame is pulled out, the movable slide rail at the side is held to be horizontal by hands, the T-shaped slide block arranged in the first T-shaped slide groove of the vertical slide rail slides to the position above the first limiting hole along the first T-shaped slide groove at the moment, then the first movable slide block limiting pin is inserted into the first limiting hole, the position of the T-shaped slide block is limited and cannot slide downwards, meanwhile, the T-shaped slide block arranged in the second T-shaped slide groove of the movable slide rail slides outwards under the action of the supporting rod until the T-shaped slide block is in contact with the second slide block limiting pin, the position of the T-shaped slide block is limited and cannot slide outwards at the moment, the vertical slide rail, the movable slide rail and the supporting rod form a stable triangular framework, and the second rectangular slide groove on the movable slide rail corresponds to the first rectangular slide groove on the long cross beam of the lifting frame at the, the transfer stretcher can be ensured to slide onto the long cross beam of the lifting frame along the movable slide rail, and the same operation is carried out on the second lifting frame in the same way;

when the movable slide rails on the two sides are lifted to be horizontal, the whole device is adjusted to enable the movable slide rails to be respectively positioned at the head and the tail of a bed of a target bed, a limit pin shaft is pulled out, a crankshaft is rotated to drive a gear to rotate, the gear rotates to drive a rack meshed with the gear to move up and down, the lifting bed body can be adjusted to be in a position suitable for a sickbed through the up-and-down movement of the rack, then the limit pin shaft is inserted into a limit pin insertion hole, the lifting bed body is fixed up and down, a fixed bolt is pulled out, a transfer stretcher can move freely, a patient and a transfer stretcher are pushed to the target bed together, a hand support is pulled towards the two ends for a small distance to separate a stretcher panel from the hand support, then a handle arranged on the stretcher panel is grasped to pull the stretcher panel from a root length circular tube, the patient falls onto the target bed at the moment, the transfer stretcher is lifted and placed on the transfer bed, and pulling out the first movable slide block limiting pin to restore the movable slide rails at the two ends to the original state for the next use.

The utility model has the advantages that:

the utility model discloses mechanism safe and reliable, high durability and convenient use, when transporting the patient, the operation of putting the stretcher is lifted twice and is simplified to the stretcher and slide in the spout, reduced and lifted jolting of patient when putting, and make patient's health reduce unnecessary by a wide margin and move, and then alleviateed patient's misery, also reduced the probability that causes the secondary injury to the patient, because the piece is lifted and is put and change into the level and smooth, also make medical personnel's intensity reduce to some extent, medical personnel have been protected, this device is also operable alone, so medical resources has also been saved.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a schematic perspective view of the present invention during operation.

Fig. 3 is a partial perspective view of the present invention.

Fig. 4 is a partial perspective view of the present invention.

Fig. 5 is a partial perspective view of the present invention.

Fig. 6 is a partial perspective view of the present invention.

Fig. 7 is a partial perspective view of the present invention.

Figure 8 is the perspective schematic view of the long beam of the lifting frame of the utility model.

Fig. 9 is a schematic perspective view of the vertical slide rail of the present invention.

Fig. 10 is a schematic perspective view of the movable slide rail of the present invention.

Fig. 11 is a partial perspective view of the present invention.

Fig. 12 is a partial perspective view of the present invention.

Fig. 13 is a partial perspective view of the present invention.

Fig. 14 is a partially enlarged view of the point B in fig. 13 according to the present invention.

Fig. 15 is a partially enlarged schematic view of a portion a in fig. 3 according to the present invention.

Detailed Description

Referring to fig. 1 to 15, a medical transfer bed includes a transfer bed 1 and a transfer stretcher 2, wherein the transfer stretcher 2 is disposed on the transfer bed 1;

the transfer bed 1 comprises a movable bed frame 11 and a lifting bed body 12, wherein the lifting bed body 12 is arranged on the movable bed frame 11;

the movable bed frame 11 comprises 4 bed legs 111, 4 groups of universal wheels 112, 4 longitudinal beams 113, 4 transverse beams 114, 2 shaft seats 115, a crankshaft 116, a limit pin shaft 117 and 2 gears 118, the upper end of the bed leg 111 is provided with a circular slideway 1111, the 4 groups of universal wheels 112 are respectively arranged at the lower ends of the 4 bed legs 111, the 4 longitudinal beams 113 connect the bed legs 111 in the longitudinal direction, the 4 transverse beams 114 connect the bed legs 111 in the transverse direction, the transverse beam 114 is provided with a rectangular through hole 1141, the 2 shaft seats 115 are respectively arranged in the space formed by the 2 transverse beams 114 at the front end and the rear end, the upper and the lower 2 transverse beams 114 are connected, the shaft seats 115 are provided with a crankshaft mounting hole 1151 and a plurality of limit pin jacks 1152, the limit pin jacks 2 are circumferentially distributed, the crankshaft 116 is arranged on the shaft seats 115 through the crankshaft mounting hole 1151 on the shaft seats 115, the limit pin shaft 117 is arranged on the handles of the crankshaft 116, the 2 gears 118 are respectively arranged in the, the crankshaft 116 passes through the gears 118, and the crankshaft 116 can drive 2 gears 118 to rotate;

the lifting bed body 12 comprises a first lifting frame 121, a second lifting frame 122 and a bed surface 123, wherein the first lifting frame 121 is arranged at the front end of the movable bed frame 11, the second lifting frame 122 is arranged at the rear end of the movable bed frame 11, the bed surface 123 is arranged on the first lifting frame 121 and the second lifting frame 122, the two parts are connected, and the first lifting frame 121 and the second lifting frame 122 have the same structure;

the first lifting frame 121 comprises a lifting frame short beam 1211, a lifting frame long beam 1212, a rack 1213, 2 vertical sliding rails 1214, 2 movable sliding rails 1215, 2 cylindrical guide rods 1216, 2 supporting rods 1217, 2 sliding rail connecting pin shafts 1218, 2 second sliding block limiting pins 1219, 4T-shaped sliding blocks 12110, 4 sliding block connecting pin shafts 12111, 2 handles 12112 and 2 first movable sliding block limiting pins 12113, 2 vertical sliding rails 1214 are arranged on two sides of the lifting frame short beam 1211, a first T-shaped sliding groove 12141 and a first limiting hole 12142 are arranged on the vertical sliding rails 1214, the lifting frame long beam 1212 is arranged at the top end of the 2 vertical sliding rails 1214, a first rectangular sliding groove 12121, a stretcher fixing hole 12122 and 2 first connecting pin holes 12123 are arranged on the lifting frame short beam 1212, the rack 1213 is inserted into a rectangular through hole 1141 arranged on the lifting frame short beam 114 and meshed with the gear 118, 2 movable sliding rails 1215 are arranged at two ends of the long lifting frame crossbeam 1212, a second T-shaped sliding groove 12151, a second rectangular sliding groove 12152, a second limiting hole 12153 and a second connecting pin hole 12154 are arranged on the movable sliding rails 1215, 2 cylindrical guide rods 1216 are arranged on the long lifting frame crossbeam 1212 and pass through a circular through hole on the short lifting frame crossbeam 1211 and are directly inserted into a circular sliding way 1111 arranged at the upper end of the bed leg 111, two ends of a support rod 1217 are respectively connected with 2T-shaped sliding blocks 12110, sliding rail connecting pin shafts 1218 are respectively arranged in a first connecting pin hole 12123 and a second connecting pin hole 12154 to connect the long lifting frame crossbeam 1212 with the movable sliding rails 1215, a second sliding block limiting pin 1219 is arranged on the movable sliding rails 1215 and passes through a second limiting hole 12153, 4T-shaped sliding blocks 12110 are respectively arranged in a first T-shaped sliding groove 12141 on the vertical sliding rail 1214 and a second T-shaped sliding groove 12151 on the movable sliding rail 1214, 4 sliding block connecting pin shafts 12111 are respectively arranged in mounting holes on the T-shaped sliding rails 12110 and, the 2 handles 12112 are respectively arranged on the 2 vertical slide rails 1214, and the 2 first movable slide block limiting pins 12113 are respectively arranged on the 2 vertical slide rails 1214 and pass through the first limiting holes 12142;

the bed surface 123 comprises a bed surface plate 1231 and 2 bed surface reinforcing beams 1232, two ends of the 2 bed surface reinforcing beams 1232 are respectively arranged on the first lifting frame 121 and the second lifting frame 122, the two lifting frames are connected into a whole, and the bed surface plate 1231 is arranged on the 2 bed surface reinforcing beams 1232.

The transfer stretcher 2 comprises 2 long circular tubes 21, 2 hand-held frames 22, 2 groups of rolling devices 23, 2 fixed bolts 24 and a stretcher panel 25, rectangular slots 211 are formed in the long circular tubes 21, the 2 hand-held frames 22 are arranged at the front end and the rear end, the hand-held frames 22 are inserted into the long circular tubes 21, the 2 groups of rolling devices 23 are arranged at the front end and the rear end and are matched with a first rectangular sliding groove 12121 on a long cross beam 1212 of the lifting frame and a second rectangular sliding groove 12152 on a movable sliding rail 1215, the 2 fixed bolts 24 are respectively arranged on the 2 groups of rolling devices 23, the stretcher panel 25 is inserted into the 2 long circular tubes 21 through the rectangular slots 211 formed in the 2 long circular tubes 21, and the stretcher panel 25 is provided with 4 handles 251;

the hand frame 22 comprises a frame body 221, 2 rubber handles 222 at two sides and a middle rubber handle 223, wherein the 2 rubber handles 222 at two sides are arranged at two sides of the frame body 221, and the middle rubber handle 223 is arranged in the middle of the frame body 221;

the group rolling device 23 comprises a bottom plate 231, a wheel seat 232, a plurality of rollers 233 and a plurality of wheel shafts 234, wherein the bottom plate 231 is arranged on 2 long round tubes 21, the bottom plate 231 is provided with stretcher fixing bolt holes 2311, the wheel seat 232 is arranged on the bottom plate 231, the wheel seat 232 is provided with a plurality of wheel shaft mounting holes 2321, and the wheel shafts 234 are inserted into the wheel seats 232 and the wheel shafts 234 through the wheel shaft mounting holes 2321 on the wheel seat 232 and the mounting holes on the wheel shafts 234, so that the wheel shafts 234 can rotate freely in the wheel seats 232.

The utility model discloses a theory of operation and process:

referring to figures 1-15 of the drawings,

when in use, the device is pushed to the bedside of a patient, the first movable slide block limiting pin 12113 on the first lifting frame 121 close to the bedside is pulled out, the movable slide rail 1215 on the side is held to the horizontal by hands, the T-shaped slide block 12110 arranged in the first T-shaped slide groove 12141 of the vertical slide rail 1214 slides to the upper part of the first limiting hole 12142 along the first T-shaped slide groove 12141, then the first movable slide block limiting pin 12113 is inserted into the first limiting hole 12142, the position of the T-shaped slide block 12110 is limited and cannot slide downwards, the T-shaped slide block 12110 arranged in the second T-shaped slide groove 12151 of the movable slide rail 1215 slides outwards under the action of the support rod 1217 until the T-shaped slide block slides to the contact position with the second slide block limiting pin 1219, the position of the T-shaped slide block 12110 is also limited and cannot slide outwards, and the vertical slide rail 1214, the movable slide rail 1215 and the support rod 1217 form a stable triangular frame, and at this time, the second rectangular chute 12152 on the movable slide rail 1215 corresponds to the first rectangular chute 12121 on the crane long beam 1212, so as to ensure that the transfer stretcher 2 can slide onto the crane long beam 1212 along the movable slide rail 1215, and the same operation is performed on the second crane 122.

When the movable slide rails 1215 on both sides are lifted to be horizontal, the whole device is adjusted to enable the movable slide rails 1215 to be respectively positioned at the head and the tail of a common sickbed, the limit pin shaft 117 is pulled out, the crankshaft 116 is rotated, the crankshaft 116 drives the gear 118 to rotate, the gear 118 rotates to drive the rack 1213 engaged with the gear to move up and down, the lifting bed body 12 can be adjusted to be in a proper position with the sickbed through the up-and-down movement of the rack 1213, then the limit pin shaft 117 is inserted into the limit pin insertion hole 1152 to vertically fix the lifting bed body 12, the fixed pin 24 is pulled out, the transfer stretcher 2 can freely move, the transfer stretcher 2 is lifted up, then the rolling devices 23 on both ends are respectively aligned to the second rectangular slide grooves 12152 on the movable slide rails 1215 on both ends from one side of the bed, the transfer stretcher 2 can freely slide on the movable slide rails 1215, and the transfer stretcher 2 is pushed to one side of the transfer device to be close, the patient is put on one side, the back of the patient faces the transfer bed 1 to the transfer stretcher 2, the transfer stretcher 2 is slowly pushed along the second rectangular sliding groove 12152 until the patient is in contact with the back of the patient, the patient is in a lying posture at the moment, the patient moves onto the transfer stretcher 2, then the transfer stretcher 2 is continuously pushed to slide onto the lifting frame long beam 1212 along the first rectangular sliding groove 12121, the transfer stretcher 2 is transported onto the transfer bed together with the patient at the moment, the fixing pins 24 at the two ends are sequentially inserted into the stretcher fixing pin holes 2311 and the stretcher fixing holes 12122, the transfer stretcher 2 is fixed onto the transfer bed 1, the first movable slide block limiting pin 12113 is pulled out, the movable slide rails 1215 at the two ends are restored to the original state, the transfer bed 1 is pushed, and the patient is transported to a target bed;

when a patient reaches a target bed, the first movable slide block limiting pin 12113 on the first lifting frame 121 close to the bed side is firstly pulled out, the movable slide rail 1215 on the side is held to be horizontal by hands, the T-shaped slide block 12110 arranged in the first T-shaped slide groove 12141 of the vertical slide rail 1214 slides to the position above the first limiting hole 12142 along the first T-shaped slide groove 12141, then the first movable slide block limiting pin 12113 is inserted into the first limiting hole 12142, the position of the T-shaped slide block 12110 is limited and cannot slide downwards, the T-shaped slide block 12110 arranged in the second T-shaped slide groove 12151 of the movable slide rail 1215 slides outwards under the action of the strut 1217 until the T-shaped slide block limiting pin 1219 is in contact with the second slide block limiting pin 1219, the position of the T-shaped slide block 12110 is also limited and cannot slide outwards, at the moment, the vertical slide rail 1214, the movable slide rail 1215 and the strut 1217 form a stable triangular frame, and the second slide groove 12152 on the movable slide rail 1215 and the first rectangular slide rail 12121 on the long slide rail 1212 Correspondingly, the transfer stretcher 2 is ensured to slide onto the crane long cross beam 1212 along the movable slide rail 1215, and the same operation is carried out on the second crane 122 in the same way;

when the movable slide rails 1215 on both sides are lifted to be horizontal, the whole device is adjusted to enable the movable slide rails 1215 to be respectively positioned at the head and the tail of a bed of a target bed, the limit pin shaft 117 is pulled out, the crankshaft 116 is rotated, the crankshaft 116 drives the gear 118 to rotate, the gear 118 rotates to drive the rack 1213 meshed with the gear to move up and down, the lifting bed body 12 can be adjusted to be in a proper position with the bed through the up-and-down movement of the rack 1213, then the limit pin shaft 117 is inserted into the limit pin insertion hole 1152 to vertically fix the lifting bed body 12, the fixed pin 24 is pulled out, the transfer stretcher 2 can freely move, a patient and the transfer stretcher are pushed to the target bed together, firstly, 2 hand-held frames 22 are pulled towards both ends for a short distance, the stretcher panel 25 is separated from 2 hand-held frames 22, then the handles 251 arranged on the stretcher panel 25 are grasped to pull the stretcher panel 25 away from 2 long circular tubes 21, at this time, the patient falls into the objective bed, lifts the transfer stretcher 2, puts it on the transfer bed 1, and pulls out the first movable slider stopper 12113 to restore the movable slide rails 1215 at both ends to the original state for the next use.

Claims (3)

1. A medical transfer bed is characterized in that: comprises a transfer bed (1) and a transfer stretcher (2), wherein the transfer stretcher (2) is arranged on the transfer bed (1);

the transfer bed (1) comprises a movable bed frame (11) and a lifting bed body (12), wherein the lifting bed body (12) is arranged on the movable bed frame (11);

the movable bed frame (11) comprises 4 bed legs (111), 4 groups of universal wheels (112), 4 longitudinal beams (113), 4 cross beams (114), 2 shaft seats (115), a crankshaft (116), a limit pin shaft (117) and 2 gears (118), a circular slideway (1111) is arranged at the upper end of each bed leg (111), the 4 groups of universal wheels (112) are respectively arranged at the lower ends of the 4 bed legs (111), the 4 longitudinal beams (113) connect the bed legs (111) longitudinally, the 4 cross beams (114) connect the bed legs (111) transversely, rectangular through holes (1141) are arranged on the cross beams (114), the 2 shaft seats (115) are respectively arranged in spaces formed by the 2 cross beams (114) at the front end and the rear end, the upper cross beam (114) and the lower cross beam (114) are connected, crankshaft mounting holes (1151) and a plurality of limit pin jacks (1152) are arranged on the shaft seats (115), the limit pin jacks (1152) are distributed circumferentially, the crankshaft (116) is installed on the shaft seat (115) through a crankshaft installation hole (1151) on the shaft seat (115), a limit pin shaft (117) is arranged on a handle of the crankshaft (116), 2 gears (118) are respectively installed in the shaft seats (115) at the front end and the rear end, the crankshaft (116) penetrates through the gears (118), and the crankshaft (116) can drive the 2 gears (118) to rotate;

the lifting bed body (12) comprises a first lifting frame (121), a second lifting frame (122) and a bed surface (123), the first lifting frame (121) is arranged at the front end of the movable bed frame (11), the second lifting frame (122) is arranged at the rear end of the movable bed frame (11), the bed surface (123) is arranged on the first lifting frame (121) and the second lifting frame (122) to connect the two parts, and the first lifting frame (121) and the second lifting frame (122) are identical in structure.

2. A medical transfer bed according to claim 1, wherein: the first lifting frame (121) comprises a lifting frame short beam (1211), a lifting frame long beam (1212), a rack (1213), 2 vertical sliding rails (1214), 2 movable sliding rails (1215), 2 cylindrical guide rods (1216), 2 supporting rods (1217), 2 sliding rail connecting pin shafts (1218), 2 second sliding block limiting pins (1219), 4T-shaped sliding blocks (12110), 4 sliding block connecting pin shafts (12111), 2 handles (12112) and 2 first movable sliding block limiting pins (12113), the 2 vertical sliding rails (1214) are arranged on two sides of the lifting frame short beam (1211), a first T-shaped sliding groove (12141) and a first limiting hole (12142) are arranged on the vertical sliding rails (1214), the lifting frame long beam (1212) is arranged at the top end of the 2 vertical sliding rails (1214), a first rectangular sliding groove (12121), a stretcher fixing hole (12122) and 2 first connecting pin holes (12123) are arranged on the lifting frame long beam (1212), a rack (1213) is arranged on the short beam (1211) of the lifting frame, and is inserted into a rectangular through hole (1141) arranged on the beam (114) and is meshed with a gear (118), 2 movable sliding rails (1215) are arranged at two ends of the long beam (1212) of the lifting frame, a second T-shaped sliding groove (12151), a second rectangular sliding groove (12152), a second limit hole (12153) and a second connecting pin hole (12154) are arranged on the movable sliding rails (1215), 2 cylindrical guide rods (1216) are arranged on the long beam (1212 of the lifting frame and pass through the circular through hole on the short beam (1211) of the lifting frame, and are directly inserted into the circular sliding rails (1111) arranged at the upper end of the bed leg (111), two ends of the support rod (1217) are respectively connected with 2T-shaped sliders (12110), and sliding rail connecting pins (1218) respectively pass through the first connecting pin hole (12123) and the second connecting pin hole (12154) to connect the long beam (1212) with the movable sliding rails (1215), the second sliding block limiting pin (1219) is arranged on the movable sliding rail (1215) and passes through the second limiting hole (12153), 4T-shaped sliding blocks (12110) are respectively arranged in a first T-shaped sliding groove (12141) on the vertical sliding rail (1214) and a second T-shaped sliding groove (12151) on the movable sliding rail (1215), 4 sliding block connecting pin shafts (12111) respectively pass through mounting holes on the T-shaped sliding blocks (12110) and the supporting rod (1217) to connect the T-shaped sliding blocks, 2 handles (12112) are respectively arranged on 2 vertical sliding rails (1214), and 2 first movable sliding block limiting pins (12113) are respectively arranged on 2 vertical sliding rails (1214) and pass through the first limiting hole (12142);

the bed surface (123) comprises a bed surface plate (1231) and 2 bed surface reinforcing beams (1232), two ends of the 2 bed surface reinforcing beams (1232) are respectively arranged on the first lifting frame (121) and the second lifting frame (122) and are connected into a whole, and the bed surface plate (1231) is arranged on the 2 bed surface reinforcing beams (1232).

3. A medical transfer bed according to claim 1, wherein: the transfer stretcher (2) comprises 2 long circular tubes (21), 2 hand-held frames (22), 2 groups of rolling devices (23), 2 fixed bolts (24) and a stretcher panel (25), wherein rectangular slots (211) are formed in the long circular tubes (21), the 2 hand-held frames (22) are arranged at the front end and the rear end, the hand-held frames (22) are inserted into the long circular tubes (21), the 2 groups of rolling devices (23) are arranged at the front end and the rear end and are matched with a first rectangular sliding groove (12121) on a long cross beam (1212) of the lifting frame and a second rectangular sliding groove (12152) on a movable sliding rail (1215), the 2 fixed bolts (24) are respectively arranged on the 2 groups of rolling devices (23), the stretcher panel (25) is inserted into the 2 long circular tubes (21) through the rectangular slots (211) formed in the 2 long circular tubes (21), and the stretcher panel (25) is provided with 4 handles (251);

the hand frame (22) comprises a frame body (221), 2 rubber handles (222) on two sides and a middle rubber handle (223), wherein the 2 rubber handles (222) on two sides are arranged on two sides of the frame body (221), and the middle rubber handle (223) is arranged in the middle of the frame body (221);

the group rolling device (23) comprises a bottom plate (231), a wheel seat (232), a plurality of idler wheels (233) and a plurality of wheel shafts (234), wherein the bottom plate (231) is arranged on 2 long round tubes (21), the bottom plate (231) is provided with stretcher fixing bolt holes (2311), the wheel seat (232) is arranged on the bottom plate (231), the wheel seat (232) is provided with a plurality of wheel shaft mounting holes (2321), and the wheel shafts (234) are inserted into the wheel seat (232) and the wheel shafts (234) through the wheel shaft mounting holes (2321) in the wheel seat (232) and the mounting holes in the wheel shafts (234), so that the wheel shafts (234) can freely rotate in the wheel seats (232).

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