CN220655820U - Length-adjustable medical bed - Google Patents

Abstract

The utility model relates to the technical field of medical nursing beds, and provides a medical bed with adjustable length, which comprises an underframe, wherein a bed plate is arranged on the underframe, a pressure reducing pad is arranged on one side, which is contacted with a person, of the bed plate, the bed plate comprises a fixed plate and an adjusting plate, a locking component is arranged on the fixed plate, the locking component comprises a first sliding rail and a locking pin, the first sliding rail is arranged on the fixed plate, the locking pin is movably arranged on the fixed plate, a sliding rod is arranged on the adjusting plate, the sliding rod is movably arranged on the first sliding rail, and the locking pin is propped against or separated from the sliding rod; through the technical scheme, the problem that the pressure reducing pad is not matched with the bed body framework when the length of the bed body framework is changed in the related technology is solved.

Description

Length-adjustable medical bed

Technical Field

The utility model relates to the technical field of medical nursing beds, in particular to a medical bed with an adjustable length.

Background

In the prior art, the bed body of the medical nursing bed is telescopic, two common forms exist, the first is that the middle position of the bed body framework is provided with mutually staggered supporting rods which are arranged at intervals, and the length of the bed body is adjusted by enabling the adjacent supporting rods to move in opposite directions; secondly, the middle position of the bed body framework is designed to be a guide pipe and a guide rod which are matched with each other, and the length of the bed body framework is adjusted by moving the guide pipe and the guide rod in opposite directions; the two forms of adjustment are only capable of adjusting the length of the bed body framework; in the actual use process of the nursing bed, a pressure reducing pad is paved on the bed body, the model of the pressure reducing pad is generally standard, and if the framework length of the bed body is changed, the pressure reducing pad is not matched with the bed body; meanwhile, if the length of the bed body framework is directly designed into a larger size, larger space is occupied for storage, and the space utilization rate of a ward is low; therefore, the prior art needs to be improved and lifted, and when the length of the bed body framework is changed, the pressure reducing pad can be synchronously adjusted, so that the use requirement is met.

Disclosure of Invention

The utility model provides a medical bed with adjustable length, which solves the problem that a decompression pad is not matched with a bed body framework when the length of the bed body framework is changed in the related technology.

The technical scheme of the utility model is as follows:

the utility model provides a length adjustable medical bed, includes the chassis, be provided with the bed board on the chassis, one side with the people contact on the bed board is provided with the decompression pad, the bed board includes fixed plate and regulating plate, be provided with locking subassembly on the fixed plate, locking subassembly includes first slide rail and lockpin, first slide rail sets up on the fixed plate, the lockpin removes to set up on the fixed plate, be provided with the slide bar on the regulating plate, the slide bar removes to set up on the first slide rail, the lockpin with the slide bar supports or separates.

As a further technical scheme, the locking assembly further comprises a first guide rod, a locking frame and a locking spring, wherein the locking frame is arranged on one side, far away from the pressure reducing pad, of the fixed plate, the first guide rod is arranged on the locking frame, the lock pin is movably arranged on the first guide rod, the locking spring is sleeved on the first guide rod, and two ends of the locking spring are respectively in extrusion contact with the lock pin and the locking frame.

As a further technical scheme, the locking assembly further comprises a hanging rod, the hanging rod is arranged on the fixed plate, a guide block is arranged at one end, far away from the fixed plate, of the hanging rod, a guide groove is formed in the lock pin, and the guide block is movably arranged in the guide groove.

As a further technical scheme, one side of the lock pin, which is close to the edge of the bed board, is provided with an unlocking rod.

As a further technical scheme, the two opposite sides of the adjusting plate are rotatably provided with flanges, and the fixing plate is provided with a supporting rod.

As a further technical scheme, be provided with the bracket on the fixed plate, be provided with the second guide bar on the bracket, the second guide bar is gone up to remove and is provided with the die-pin, the cover is equipped with first spring on the second guide bar, the both ends of first spring respectively with the die-pin with the bracket links firmly, the fixed plate includes first board and second board, the chassis includes first skeleton and second skeleton, first board sets up on the first skeleton, the second board sets up on the second skeleton, first board with all be provided with between the second board locking subassembly, first skeleton with connect between the second skeleton and be provided with the direction subassembly, the direction subassembly is including mutually supporting third guide bar and third uide bushing, third guide bar with the third uide bushing sets up respectively on the first skeleton with on the second skeleton.

As a further technical scheme, a plurality of through grooves are formed in the second plate, an elastic component is arranged in each through groove, each elastic component comprises a plurality of sleeves which are sequentially moved and sleeved, clamping rings are arranged on the inner side walls of the sleeves, buffer springs are arranged on the clamping rings, clamping grooves are formed in the outer side walls of the sleeves, and two adjacent sleeves are arranged in the clamping grooves in a corresponding mode through the clamping rings.

The working principle and the beneficial effects of the utility model are as follows:

the utility model provides a medical bed with adjustable length, which comprises a bottom frame, a bed plate, a pressure reducing pad and a locking assembly, wherein the bed plate comprises a fixed plate and an adjusting plate; the pressure reducing pad is arranged on the bed board and used for contacting with a human body, so that the extrusion force between the bed board and a patient is relieved, and the comfort level of the patient during rest is improved; in the use process, when the length of the bed board needs to be adjusted, the first sliding rail comprises a vertical section and a horizontal section which are communicated with each other, and the sliding rod is positioned in the horizontal section at the beginning, and the lock pin is positioned above the sliding rod; then pushing the adjusting plate, wherein the adjusting plate drives the sliding rod to move in the horizontal section when moving, and the sliding rod gradually approaches the lock pin along the extending direction of the vertical section after moving from the horizontal section to the vertical section; a guide inclined plane is arranged on one side of the lock pin, which is close to the horizontal section; the sliding rod is in extrusion contact with the guide inclined plane, and the lock pin moves on the first guide rod towards the direction close to the locking frame under the extrusion action of the sliding rod; the lifting rod provides a lifting connection point for the lock pin, and the stability of the lock pin during movement is improved by combining the locking frame and the low guide rod, so that the long-term unilateral stress of the locking frame is avoided, and the service life of the locking frame is prolonged; the locking spring is extruded when the locking pin moves, and the locking spring is stressed to shrink and store elastic force; with the movement of the lock pin, the sliding rod moves upwards beyond the space height of the lock pin; when the sliding rod is more than the lock pins, the lock springs release the accumulated elastic force, under the action of the lock springs, the lock pins move towards the direction away from the lock frame, after the lock springs are stable, the lock pins are positioned below the sliding rod, the sliding rod is supported, the sliding rod is prevented from falling down, the height of the adjusting plate is the same as that of the fixing plate, the length of the bed plate is prolonged by means of the adjusting plate, and the application range of the medical bed is increased.

Meanwhile, when a longer bed plate is not needed, the unlocking rod is moved in a direction away from the sliding rod, the locking pin is driven to synchronously move when the unlocking rod moves, the locking pin can squeeze the locking spring, and the locking spring is stressed to shrink and store elastic force; when the lock pin is separated from the sliding rod, the adjusting plate moves downwards along the vertical section by means of the dead weight of the adjusting plate or downwards pressing the adjusting plate, when the sliding rod moves to the lowest part of the vertical section, the force applied to the unlocking rod is released, the elastic force accumulated by the locking spring is released, and the lock pin is restored to the initial position under the action of the elastic force to wait for the next adjusting operation; when the sliding rod moves to the lowest part of the vertical section, the adjusting plate is pushed continuously along the extending direction of the horizontal section, and the adjusting plate is moved to the lower part of the fixed plate, so that the accommodating of the adjusting plate is completed.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic diagram of the structure at a in fig. 1.

FIG. 3 is a schematic view of the joint of the adjusting plate, the fixing plate and the locking assembly according to the present utility model.

Fig. 4 is a schematic diagram of the structure at B in fig. 3.

FIG. 5 is a schematic view of the elastic component of the present utility model.

Fig. 6 is a schematic diagram of the structure at C in fig. 5.

In the figure: 1. the device comprises a chassis, 2, an adjusting plate, 3, a first sliding rail, 4, a lock pin, 5, a sliding rod, 6, a first guide rod, 7, a locking frame, 8, a locking spring, 9, a hanging rod, 10, an unlocking rod, 11, a flange, 12, a supporting rod, 13, a bracket, 14, a second guide rod, 15, a first spring, 16, a first plate, 17, a second plate, 18, a first framework, 19, a second framework, 20, a third guide rod, 21, a third guide sleeve, 22, a through groove, 23, a sleeve, 24, a clamping ring, 25, a buffer spring, 26 and a clamping groove.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 6, the present embodiment proposes a medical bed with an adjustable length.

The utility model provides a medical bed of adjustable length, including chassis 1, be provided with the bed board on the chassis 1, one side with the people contact on the bed board is provided with the decompression pad, the bed board includes fixed plate and regulating plate 2, be provided with locking subassembly on the fixed plate, locking subassembly includes first slide rail 3 and lockpin 4, first slide rail 3 sets up on the fixed plate, lockpin 4 removes to set up on the fixed plate, be provided with slide bar 5 on the regulating plate 2, slide bar 5 removes to set up on first slide rail 3, lockpin 4 supports or the separation with slide bar 5.

Further, the locking assembly further comprises a first guide rod 6, a locking frame 7 and a locking spring 8, wherein the locking frame 7 is arranged on one side, far away from the pressure reducing pad, of the fixed plate, the first guide rod 6 is arranged on the locking frame 7, the lock pin 4 is movably arranged on the first guide rod 6, the locking spring 8 is sleeved on the first guide rod 6, and two ends of the locking spring 8 are respectively in extrusion contact with the lock pin 4 and the locking frame 7.

Further, the locking assembly further comprises a hanging rod 9, the hanging rod 9 is arranged on the fixed plate, a guide block is arranged at one end, far away from the fixed plate, of the hanging rod 9, a guide groove is formed in the lock pin 4, and the guide block is movably arranged in the guide groove.

Further, an unlocking rod 10 is arranged on one side of the lock pin 4 close to the edge of the bed plate.

In this embodiment, as shown in fig. 1 to 4, a medical bed with adjustable length is provided, which specifically includes a bottom frame 1, a bed board, a pressure reducing pad and a locking component, the bed board includes a fixed plate and an adjusting plate 2, the locking component includes a first sliding rail 3, a lock pin 4, a boom 9, a first guide rod 6, a locking frame 7 and a locking spring 8; the pressure reducing pad is arranged on the bed board and used for contacting with a human body, so that the extrusion force between the bed board and a patient is relieved, and the comfort level of the patient during rest is improved; in the use process, when the length of the bed board needs to be adjusted, the first sliding rail 3 comprises a vertical section and a horizontal section which are communicated with each other, the sliding rod 5 is positioned in the horizontal section at the beginning, and the lock pin 4 is positioned above the sliding rod 5; then pushing the adjusting plate 2, wherein the adjusting plate 2 drives the sliding rod 5 to move in the horizontal section when moving, and after the sliding rod 5 moves from the horizontal section to the vertical section, the sliding rod 5 gradually approaches the lock pin 4 along the extending direction of the vertical section; a guide inclined plane is arranged on one side of the lock pin 4 close to the horizontal section; the sliding rod 5 is in extrusion contact with the guide inclined plane firstly, and the lock pin 4 moves on the first guide rod 6 towards the direction approaching the locking frame 7 under the extrusion action of the sliding rod 5; the hanging rod 9 provides a hanging connection point for the lock pin 4, and the stability of the lock pin 4 during movement is improved by combining the lock frame 7 and the low guide rod, so that the long-term unilateral stress of the lock frame 7 is avoided, and the service life of the lock frame 7 is prolonged; the locking spring 8 is extruded when the lock pin 4 moves, and the locking spring 8 is stressed to shrink and store elastic force; with the movement of the lock pin 4, the slide rod 5 continues to move upwards beyond the space height where the lock pin 4 is located; when the sliding rod 5 is more than the lock pins 4, the lock springs 8 release the accumulated elastic force, the lock pins 4 move towards the direction away from the lock frame 7 under the action of the lock springs 8, after the lock springs 8 are stable, the lock pins 4 are positioned below the sliding rod 5, the sliding rod 5 is supported, the sliding rod 5 is prevented from falling, at the moment, the height of the adjusting plate 2 is the same as that of the fixing plate, the length of the bed plate is prolonged by means of the adjusting plate 2, and the application range of the medical bed is increased.

Meanwhile, when a longer bed plate is not needed, the unlocking rod 10 is moved in a direction away from the sliding rod 5, the unlocking rod 10 drives the lock pin 4 to synchronously move when moving, the lock pin 4 can squeeze the locking spring 8, and the locking spring 8 is stressed to shrink and store elastic force; when the lock pin 4 is separated from the sliding rod 5, the adjusting plate 2 is moved downwards along the vertical section by means of the dead weight of the adjusting plate 2 or by pressing down the adjusting plate 2, and when the sliding rod 5 moves to the lowest part of the vertical section, the force exerted on the unlocking rod 10 is released, the locking spring 8 releases the accumulated elastic force, and the lock pin 4 returns to the initial position under the action of the elastic force to wait for the next adjusting operation; when the sliding rod 5 moves to the lowest part of the vertical section, the adjusting plate 2 is pushed continuously along the extending direction of the horizontal section, the adjusting plate 2 is moved to the lower part of the fixed plate, and the accommodating of the adjusting plate 2 is completed.

Further, flanges 11 are rotatably arranged on two opposite sides of the adjusting plate 2, and a supporting rod 12 is arranged on the fixing plate.

In this embodiment, as shown in fig. 1 to 4, a flange 11 is added on the adjusting plate 2, and a bracket 13, a second guide rod 14, a support rod 12 and a first spring 15 are added on the fixing plate; in the process of accommodating the adjusting plate 2, when the lock pin 4 is separated from the sliding rod 5 and the adjusting plate 2 moves downwards along the vertical section, the flange 11 turns upwards under the extrusion action of the supporting rod 12, and the rotation angle is not less than ninety degrees; then the adjusting plate 2 moves along the first sliding rail 3 and finally stays on the horizontal section; the locking component is arranged below the fixed plate and does not exceed the boundary position of the left width and the right width of the fixed plate; the left width and the right width of the adjusting plate 2 are reduced by rotating the flange 11 in the moving process of the adjusting plate 2, so that interference between the adjusting plate 2 and the locking assembly during moving is avoided; when the length of the bed board needs to be lengthened, the reverse operation is performed, after the adjusting plate 2 passes through the lock pin 4 and is fixed, the flange 11 is rotated to one side close to the supporting rod 12, so that the flange 11 is lapped on the supporting rod 12, and at the moment, one end of the flange 11, which is far away from the adjusting plate 2, is flush with the edge position of the fixed plate.

Further, be provided with bracket 13 on the fixed plate, be provided with second guide bar 14 on the bracket 13, the removal is provided with die-pin 12 on the second guide bar 14, the cover is equipped with first spring 15 on the second guide bar 14, the both ends of first spring 15 link firmly with die-pin 12 and bracket 13 respectively, the fixed plate includes first board 16 and second board 17, chassis 1 includes first skeleton 18 and second skeleton 19, first board 16 sets up on first skeleton 18, second board 17 sets up on second skeleton 19, all be provided with locking subassembly between first board 16 and the second board 17, the connection is provided with guiding subassembly between first skeleton 18 and the second skeleton 19, guiding subassembly includes third guide bar 20 and third uide bushing 21 that mutually support, third guide bar 20 and third uide bushing 21 set up on first skeleton 18 and second skeleton 19 respectively.

Further, a plurality of through grooves 22 are formed in the second plate 17, an elastic assembly is arranged in each through groove 22, each elastic assembly comprises a plurality of sleeves 23 which are sequentially moved and sleeved, clamping rings 24 are arranged on the inner side walls of the sleeves 23, buffer springs 25 are arranged on the clamping rings 24, clamping grooves 26 are formed in the outer side walls of the sleeves 23, and the corresponding clamping rings 24 on the two adjacent sleeves 23 are movably arranged in the clamping grooves 26.

In this embodiment, as shown in fig. 1 to 6, the fixing plate and the chassis 1 are further optimized, specifically, the fixing plate includes a first plate 16 and a second plate 17, the chassis 1 includes a first framework 18 and a second framework 19, a guide assembly and an elastic assembly are added, the guide assembly includes a third guide rod 20 and a third guide sleeve 21 that are mutually matched, and the elastic assembly includes a plurality of sleeves 23 that are sequentially movably sleeved; wherein the third guide rod 20 and the third guide sleeve 21 are locked and fixed by means of a hole pin in the prior art; when the length of the bed plate is lengthened, the adjusting plate 2 is positioned in the middle of the second plate 17 of the first plate 16, and when the length of the bed plate is shortened, the adjusting plate 2 is positioned below the second plate 17 of the first plate 16; the number of locking assemblies is preferably four, one on each of the left and right sides of the first plate 16 and the second plate 17.

When the bed board is used, when the length of the bed board needs to be increased, the Kong Xiaosuo stop between the third guide rod 20 and the third guide sleeve 21 is released, the first plate 16 and the second plate 17 are pulled in the directions away from each other, and the first plate 16 and the second plate 17 respectively drive the first framework 18 and the second framework 19 to move; simultaneously, the first sliding rail 3 in the locking assembly on the first plate 16 moves along with the first plate 16, the first sliding rail 3 in the locking assembly on the second plate 17 moves along with the second plate 17, under the action of the two mutually-far first sliding rails 3, the two sliding rods 5 on the adjusting plate 2 move into the corresponding two vertical sections simultaneously, and at the moment, the adjusting plate 2 moves upwards along the vertical sections until the sliding rods 5 are in extrusion contact with the locking pins 4 and then pass over the locking pins 4, so that the fixing operation of the adjusting plate 2 is completed. The first framework 18 and the second framework 19 can respectively move by virtue of the rollers arranged in the first framework and the second framework, so that the length of the bed board can be conveniently adjusted. Conversely, when the adjusting plate 2 is stored, as the first plate 16 and the third plate approach each other, the supporting rods 12 on the first plate 16 and the third plate are mutually pressed, the supporting rods 12 press the first springs 15, and the first springs 15 are stressed and contracted to store elastic force; when the first plate 16 and the third plate are separated, the first spring 15 releases the accumulated elastic force and pushes the lifting rod 12 to move away from the bracket 13, so that the subsequent flange 11 is lifted.

The second plate 17 is provided with a plurality of through grooves 22, preferably six in this scheme, which are symmetrically arranged in a left-right manner, and the total of two groups and one group is three groups; when the patient lies on the back or lies on the prone to rest, taking lying on the back as an example, the heel can be placed in the through groove 22 of the first group, the sleeve 23 on the elastic component moves downwards one by one along with the extrusion of the heel to the elastic component, the elastic component integrally forms a pit, the pit can be used for placing the heel, the comfort level of the patient for rest and the protection force to the heel are improved, and when lying on the prone, the toe head can extrude the elastic component, and the comfort level and the protection force of the toe head are improved; when the patient lies on his side, the patient can place the ankle into the first group of through grooves 22, and if the patient leans on his knee and lies on his side, the ankle can be placed into the second group of preset through grooves 22, so as to improve the protection degree of the feet; when the patient is prone, the knees can be placed into the through grooves 22 of the third group, so that the protection of the knees is improved; when the bed is not in use, the sleeve 23 is restored to the original position by the buffer spring 25, waiting for the next use.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (7)

1. The utility model provides a medical bed of adjustable length, includes chassis (1), be provided with the bed board on chassis (1), its characterized in that, one side with the people contact on the bed board is provided with the decompression pad, the bed board includes fixed plate and regulating plate (2), be provided with locking subassembly on the fixed plate, locking subassembly includes first slide rail (3) and lockpin (4), first slide rail (3) set up on the fixed plate, lockpin (4) remove to set up on the fixed plate, be provided with slide bar (5) on regulating plate (2), slide bar (5) remove to set up on first slide rail (3), lockpin (4) with slide bar (5) support or separate.

2. The medical bed according to claim 1, wherein the locking assembly further comprises a first guide rod (6), a locking frame (7) and a locking spring (8), the locking frame (7) is arranged on one side, away from the pressure reducing pad, of the fixed plate, the first guide rod (6) is arranged on the locking frame (7), the lock pin (4) is movably arranged on the first guide rod (6), the locking spring (8) is sleeved on the first guide rod (6), and two ends of the locking spring (8) are respectively in pressing contact with the lock pin (4) and the locking frame (7).

3. A length adjustable medical bed according to claim 2, characterized in that the locking assembly further comprises a boom (9), the boom (9) is arranged on the fixed plate, a guide block is arranged at one end of the boom (9) away from the fixed plate, a guide groove is arranged on the lock pin (4), and the guide block is movably arranged in the guide groove.

4. A length adjustable medical bed according to claim 2, characterized in that the locking pin (4) is provided with an unlocking lever (10) on the side close to the bed plate edge.

5. A length adjustable medical bed according to claim 4, characterized in that the two opposite sides of the adjusting plate (2) are rotatably provided with flanges (11), and the fixing plate is provided with a supporting rod (12).

6. The medical bed according to claim 5, wherein the fixing plate is provided with a bracket (13), the bracket (13) is provided with a second guide rod (14), the second guide rod (14) is provided with the support rod (12) in a moving manner, the second guide rod (14) is sleeved with a first spring (15), two ends of the first spring (15) are respectively fixedly connected with the support rod (12) and the bracket (13), the fixing plate comprises a first plate (16) and a second plate (17), the underframe (1) comprises a first framework (18) and a second framework (19), the first plate (16) is arranged on the first framework (18), the second plate (17) is arranged on the second framework (19), the first plate (16) and the second plate (17) are respectively provided with a locking assembly, the first framework (18) and the second framework (19) are respectively connected with a third guide assembly (21) and a third guide assembly (20) are respectively arranged on the first framework (18) and the second framework (19).

7. The medical bed with adjustable length according to claim 6, wherein a plurality of through grooves (22) are formed in the second plate (17), elastic components are arranged in the through grooves (22), each elastic component comprises a plurality of sleeves (23) which are sequentially movably sleeved, clamping rings (24) are arranged on the inner side walls of the sleeves (23), buffer springs (25) are arranged on the clamping rings (24), clamping grooves (26) are formed in the outer side walls of the sleeves (23), and the corresponding clamping rings (24) on two adjacent sleeves (23) are movably arranged in the clamping grooves (26).