CN212395250U - Wheelchair bed - Google Patents

Abstract

The utility model discloses a wheelchair bed, include: a wheelchair; the bed body, the bed body with the wheelchair can combine and separate, be equipped with locking mechanical system on the bed body, locking mechanical system includes: a base; the rotating shaft is rotatably arranged on the base; the locking hook is arranged on the rotating shaft, the rotating shaft drives the locking hook to switch between a locking position and a releasing position when rotating, the locking hook is used for hooking the wheelchair when the locking position is realized, and the locking hook is used for releasing the wheelchair when the releasing position is realized; the shifting piece is arranged at one end of the rotating shaft; the elastic piece is arranged between the locking hook and the base and used for driving the locking hook to face the locking position to rotate. According to the utility model discloses wheelchair bed can make bed body and wheelchair combine and separate safer, swift.

Description

Wheelchair bed

Technical Field

The utility model belongs to the technical field of the care implement, especially, relate to a wheelchair bed.

Background

At present, patients need to go out for activities, or go to and from different examination rooms. For the patient with inconvenient movement, the patient leaves the room or ward and can only be helped by the wheelchair, but in the process of transferring the patient from the sickbed to the wheelchair, the patient not only needs to consume more manpower, but also can be secondarily injured.

General wheelchair beds are classified into electric wheelchair beds and non-electric wheelchair beds. When the wheelchair is combined with the bed body, for the electric wheelchair bed, the movement of the electric wheelchair bed is limited by the self-locking of electromagnets or electric wheels and motors or a bed tail plate, however. For the non-electric wheelchair bed, the non-electric wheelchair bed is mainly realized by using a bolt or a bed tail plate for limitation.

However, the stability of the locking in the above manner is general, and there is a certain installation risk. In addition, the bolt type fixing also has the problem of difficult hole aligning and poor locking convenience.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a wheelchair bed to make the bed body and wheelchair combine and separate safer, swift.

According to the utility model discloses wheelchair bed, include: a wheelchair; the bed body, the bed body with the wheelchair can combine and separate, be equipped with locking mechanical system on the bed body, locking mechanical system includes: a base; the rotating shaft is rotatably arranged on the base; the locking hook is arranged on the rotating shaft, the rotating shaft drives the locking hook to switch between a locking position and a releasing position when rotating, the locking hook is used for hooking the wheelchair when the locking position is realized, and the locking hook is used for releasing the wheelchair when the releasing position is realized; the shifting piece is arranged at one end of the rotating shaft; the elastic piece is arranged between the locking hook and the base and used for driving the locking hook to face the locking position to rotate.

According to the utility model discloses wheelchair bed through setting plectrum, locking hook in the pivot, and the elastic component sets up to driving locking hook towards the motion of being locked to make the combination and the separation of the bed body and wheelchair more convenient, swift. If in the process that the bed body and wheelchair combine, need not to stir the plectrum, the elastic component can make locking hook stably be in the lock position, and when the wheelchair moved to the lock position like this, locking hook can be hooked on the wheelchair in order to realize the automatic locking of wheelchair, and locking hook's hook power is strong to be favorable to promoting the stability that the bed body and wheelchair combined, promote patient's security. When the bed body and the wheelchair need to be separated, the poking sheet can be poked to enable the rotating shaft to drive the locking hook to rotate to the release position, so that the wheelchair can be released by the locking hook, and the rapid unlocking of the wheelchair is completed.

In some embodiments, the locking mechanism includes a bumper for cushioning as the wheelchair moves toward the bed, the bumper including at least one of a bumper pad, a bumper block, and a bumper spring.

In particular, the anti-collision piece comprises the anti-collision spring, and the anti-collision spring is in a compressed state when the locking hook is hooked on the wheelchair.

In some optional embodiments, the bumper includes the bumper spring and the bumper block, and the bumper further includes: the connecting shaft, the connecting shaft is worn to establish telescopically on the base, the anticollision piece is established being used for of connecting shaft contact the tip of wheelchair, the anticollision spring overcoat is in on the connecting shaft, the anticollision spring be located the base with between the anticollision piece.

In some embodiments, the locking hook has a guide surface for guiding movement of the wheelchair toward the hooking surface and an engaging surface for locking the wheelchair.

In some embodiments, an anti-tilting block is connected to the rotating shaft, and the anti-tilting block abuts against the ground when the locking hook is in the locked position.

In some embodiments, the base includes a fixed shaft and a support, the support is fixedly connected to the bed body, the fixed shaft is fixedly connected to the support, the fixed shaft is parallel to the rotating shaft, and the rotating shaft is rotatably connected to the fixed shaft.

Specifically, be equipped with rotation fixed plate on the fixed axle, the pivot with rotation fixed plate rotates and links to each other locking hook locking or unblock behind the wheelchair, rotation fixed plate can end locking hook.

In some embodiments, the plectrum is positioned on one side of the bed body, and the plectrum is a pedal.

Specifically, the footboard is a bent plate and abuts against the ground when the locking hook is located at the release position.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a wheelchair bed in an embodiment of the present invention (in which a bed body and a wheelchair are in a combined state);

fig. 2 is a schematic structural view of the wheelchair bed in another view angle according to the embodiment of the present invention (in which the bed body and the wheelchair are in a combined state);

FIG. 3 is an enlarged view of a portion of FIG. 2;

fig. 4 is a schematic structural view of a wheelchair bed in an embodiment of the present invention (in which the bed body and the wheelchair are in a separated state);

fig. 5 is a schematic structural diagram of a locking mechanism in an embodiment of the present invention.

Reference numerals:

a wheelchair bed 100,

A wheelchair 1, a lock rod 11, a supporting leg 12, a caster 121, a bed body 2,

The locking mechanism 3, the base 31, the fixed shaft 311, the rotary fixing plate 3111, the mounting plate 3112, the support 312, the rotating shaft 32, the anti-roll block 321, the locking hook 33, the guide surface 331, the hooking surface 332, the mounting hole 333, the plectrum 34, the pedal 341, the elastic member 35, the anti-collision member 36, the anti-collision spring 361, the anti-collision block 362 and the connecting shaft 363.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "inner", "outer", "vertical", "horizontal", "axial", "circumferential", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

A wheelchair bed 100 according to an embodiment of the present invention will be described below with reference to fig. 1 to 5.

The wheelchair bed 100 according to the embodiment of the present invention, as shown in fig. 1 to 4, includes: a wheelchair 1 and a bed 2, as shown in fig. 1 and 4, the bed 2 and the wheelchair 1 can be combined and separated. As shown in fig. 1, the bed 2 is provided with a locking mechanism 3, and as shown in fig. 4, the locking mechanism 3 includes: base 31, pivot 32, locking hook 33, plectrum 34 and elastic component 35. The rotation shaft 32 is rotatably provided on the base 31. The locking hook 33 is arranged on the rotating shaft 32, the rotating shaft 32 drives the locking hook 33 to switch between a locking position and a releasing position when rotating, the locking hook 33 is used for hooking on the wheelchair 1 when in the locking position, and the locking hook 33 is used for releasing the wheelchair 1 when in the releasing position. The pick 34 is disposed at one end of the shaft 32. An elastic member 35 is provided between the locking hook 33 and the base 31, and the elastic member 35 is used to drive the locking hook 33 to rotate toward the locked position.

It can be understood that the pick 34 and the locking hook 33 are both disposed on the rotating shaft 32, and the elastic member 35 is disposed to drive the locking hook 33 to rotate towards the locking position, so that the rotation of the locking hook 33 can be controlled conveniently, and the locking and unlocking operations of the locking hook 33 are more convenient and faster. When the dial 34 is not dialed, the elastic member 35 can drive the locking hook 33 to rotate towards the locking position, so that the locking hook 33 is stably in the locking position. If the locking hook 33 is switched to the release position, the dial 34 can be pulled to make the rotating shaft 32 drive the locking hook 33 to rotate towards the release position.

Therefore, in the process that the bed body 2 and the wheelchair 1 are combined, the wheelchair 1 can move towards the locking position under the pushing of workers and the like or under the inertia, when the wheelchair 1 moves to the locking position, the locking hook 33 can be hooked on the wheelchair 1, the automatic locking of the wheelchair 1 is realized, the hooking force of the locking hook 33 is strong, the stability of the locking of the wheelchair 1 is favorably improved, and the safety of patients is improved. When the bed body 2 and the wheelchair 1 need to be separated, the poking sheet 34 can be poked to enable the rotating shaft 32 to drive the locking hook 33 to rotate to the release position, so that the locking hook 33 can release the wheelchair 1, and the rapid unlocking of the wheelchair 1 is completed.

According to the utility model discloses wheelchair bed 100 is through setting up plectrum 34, locking hook 33 in pivot 32, and elastic component 35 sets up to driving locking hook 33 towards the motion of being locked to make the combination and the separation of bed body 2 and wheelchair 1 more convenient, swift. If in the process of combining the bed body 2 and the wheelchair 1, the poking sheet 34 does not need to be poked, the elastic piece 35 can enable the locking hook 33 to be stably positioned in the locking position, so that when the wheelchair 1 moves to the locking position, the locking hook 33 can be hooked on the wheelchair 1 to realize the automatic locking of the wheelchair 1, and the hooking force of the locking hook 33 is strong, thereby being beneficial to improving the stability of combining the bed body 2 and the wheelchair 1 and improving the safety of patients. When the bed body 2 and the wheelchair 1 need to be separated, the poking sheet 34 can be poked to enable the rotating shaft 32 to drive the locking hook 33 to rotate to the release position, so that the locking hook 33 can release the wheelchair 1, and the rapid unlocking of the wheelchair 1 is completed.

In some embodiments, the locking mechanism 3 comprises a bumper 36 for cushioning as the wheelchair 1 moves towards the bed 2, the bumper 36 comprising at least one of a bumper pad, a bumper block 362 and a bumper spring 361. It can be understood that the combination of the bed body 2 and the wheelchair 1 can be more stable due to the arrangement of the anti-collision piece 36, the safety of a patient can be improved, the service lives of the bed body 2 and the wheelchair 1 can be prolonged, and the bed body 2 and the wheelchair 1 can be conveniently separated. For example, in the process of combining the bed body 2 and the wheelchair 1, the collision-prevention piece 36 comprises at least one of a collision-prevention cushion, a collision-prevention block 362 and a collision-prevention spring 361, and the collision-prevention piece 36 can be deformed under stress to absorb the impact of the wheelchair 1 on the bed body 2. In the process of separating the bed body 2 from the wheelchair 1, when the locking hook 33 releases the wheelchair 1, the collision-proof piece 36 is at least one of a collision-proof pad, a collision-proof block 362 and a collision-proof spring 361, and the collision-proof piece 36 can release the absorbed energy to recover the deformation, so that the wheelchair 1 can be pushed to move towards the direction far away from the locking position, and the convenience of operation is further improved.

Specifically, as shown in fig. 5, the collision prevention piece 36 includes a collision prevention spring 361, and the collision prevention spring 361 is in a compressed state when the locking hook 33 is hooked on the wheelchair 1. It can be understood that the anti-collision spring 361 has the advantages of large elasticity, good stability, etc., and can improve the buffer performance and the stability of repeated use of the anti-collision member 36. Thus, during the combination of the bed 2 and the wheelchair 1, the anti-collision spring 361 can be compressed and deformed to absorb the impact of the wheelchair 1 on the bed 2. When the locking hooks 33 release the wheelchair 1 during the separation of the bed 2 and the wheelchair 1, the anti-collision springs 361 can release the compression to push the wheelchair 1 to move away from the locked position. Therefore, the bed body 2 and the wheelchair 1 are combined and separated more stably and conveniently.

In some alternative embodiments, as shown in fig. 5, the bumper 36 includes a bumper spring 361 and a bumper block 362, and the bumper 36 further includes: the connecting shaft 363 is telescopically arranged on the base 31, the anti-collision block 362 is arranged at the end part of the connecting shaft 363 used for contacting the wheelchair 1, the anti-collision spring 361 is sleeved on the connecting shaft 363, and the anti-collision spring 361 is positioned between the base 31 and the anti-collision block 362. The arrangement of the connecting shaft 363 can guide the deformation of the anti-collision spring 361, so as to further improve the buffering effect of the anti-collision spring 361. On the other hand, the arrangement of the connecting shaft 363 also provides a mounting position for the anti-collision block 362, so that the mounting stability of the anti-collision block 362 can be improved. Here, the arrangement of the anti-collision block 362 can also increase the contact area of the anti-collision piece 36 and the wheelchair 1, thereby further improving the stability of the combination of the wheelchair 1 and the bed 2.

In some embodiments, the locking hook 33 has a guide surface 331 and a hooking surface 332, the guide surface 331 is used for guiding the wheelchair 1 to move towards the hooking surface 332, and the hooking surface 332 is used for locking the wheelchair 1. It will be appreciated that the guide surface 331 may guide the movement of the wheelchair 1 when the wheelchair 1 is coupled towards the bed 2 until the wheelchair 1 moves to the engaging surface 332. Therefore, the motion stability of the wheelchair 1 can be improved, the motion deviation of the wheelchair 1 is reduced, and the combined operation of the wheelchair 1 and the bed body 2 is facilitated.

In some embodiments, as shown in fig. 5, an anti-roll block 321 is connected to the rotating shaft 32, and the anti-roll block 321 stops against the ground when the locking hook 33 is in the locked position. The anti-tipping block 321 can improve the stability of the wheelchair 1 and the bed body 2 after combination, improve the safety of patients and reduce the hidden trouble of overturning of the wheelchair 1.

In some embodiments, as shown in fig. 5, the base 31 includes a fixing shaft 311 and a support 312, the support 312 is fixedly connected to the bed 2, the fixing shaft 311 is fixedly connected to the support 312, the fixing shaft 311 is disposed parallel to the rotating shaft 32, and the rotating shaft 32 is rotatably connected to the fixing shaft 311. It can be understood that the support 312 can improve the structural strength of the base 31 and also provide a mounting position for the fixing shaft 311, thereby improving the mounting stability of the fixing shaft and further improving the rotational stability of the rotating shaft 32.

Specifically, as shown in fig. 5, the fixed shaft 311 is provided with a rotation fixing plate 3111, the rotation shaft 32 is rotatably connected to the rotation fixing plate 3111, and after the wheelchair 1 is locked or unlocked by the locking hook 33, the rotation fixing plate 3111 can abut against the locking hook 33. The arrangement of the rotary fixing plate 3111 can limit and fix the locking hook 33, thereby further improving the stability of the locking and unlocking operations of the locking hook 33.

In some embodiments, as shown in fig. 4 and 5, the pick 34 is located at one side of the bed 2, and the pick 34 is a pedal 341. Therefore, the state of the poking piece 34 can be changed by using the foot action, and the operation is more convenient and safer. If in actual use, the operator can step on the pedal 341 to separate the wheelchair 1 from the bed. In the process, the staff can only do foot actions without stooping and the like, so that the state of the patient can be conveniently watched in real time, and the safety of the patient is further improved.

Specifically, as shown in fig. 4 and 5, footboard 341 is a bent plate, and footboard 341 rests on the ground when locking hook 33 is in the release position. Thereby further improving the convenience of separation of the wheelchair 1 and the bed 2. If the staff can complete the separation operation of the wheelchair 1 and the bed body 2 by stopping the pedal 341 on the ground through the foot action, the action amplitude can be controlled in the process, and the pedal 341 is stepped to contact the ground, so that the labor is saved.

Alternatively, as shown in fig. 1 and 4, the wheelchair 1 includes a lock lever 11 and a leg 12. The locking hook 33 is hooked on the locking rod 11 when locked, and the leg 12 is provided with a caster 121. The arrangement of the lock lever 11 thus facilitates the hooking operation of the lock hook 33 and enhances the mobility flexibility of the wheelchair 1.

Optionally, the wheelchair 1 may be combined with the bed 2 from the side of the bed 2, or the wheelchair 1 may be combined with the bed 2 from the front of the bed 2, and the locking mechanism 3 may lock the wheelchair 1 well in the above manner, and the combination form of the wheelchair 1 and the bed 2 is not limited herein.

Alternatively, the elastic member 35 may be a tension spring. The locking hook 33 is provided with a mounting hole 333, the base 31 is provided with a mounting plate 3113, one end of a tension spring is connected to the mounting hole 333, and the other end of the tension spring is provided on the mounting plate 3112. The pull tab 34 is now pulled so that the tension spring is stretched as the locking hook 33 moves towards the unlocked position. When the shifting piece is not pulled, the tension spring can release the applied tension to provide the driving force for the locking hook 33 to move towards the locking position. The tension spring is simple in structure and good in elasticity, and stability of repeated operation of the locking hook 33 is facilitated. In other embodiments, the elastic member 35 may also be an elastic band, and the specific form of the elastic member 35 is not limited herein.

Optionally, the mounting plate 3112 may be connected to the fixed shaft 311, the mounting plate 311 may be mounted on a side of the rotation fixing plate 3112 facing the wheelchair, and the mounting plate 3112 may be integrally formed with the rotation mounting plate 3112, so that the mounting stability of the elastic member 35 can be achieved, and the arrangement manner of the mounting plate 3112 is not limited herein.

The wheelchair bed 100 according to an embodiment of the present invention will be described with reference to the drawings.

According to the utility model discloses wheelchair bed 100, include: the wheelchair 1 and the bed body 2, and the bed body 2 and the wheelchair 1 can be combined and separated. The bed body 2 is provided with a locking mechanism 3. Wherein, the locking mechanism 3 includes: the base 31, the rotating shaft 32, the locking hook 33, the shifting piece 34, the elastic piece 35 and the anti-collision piece 36.

The rotation shaft 32 is rotatably provided on the base 31. An anti-roll block 321 is connected to the rotating shaft 32, so that the anti-roll block 321 stops against the ground when the locking hook 33 is in the locked position.

The locking hook 33 is arranged on the rotating shaft 32, the rotating shaft 32 drives the locking hook 33 to switch between a locking position and a releasing position when rotating, the locking hook 33 is used for hooking on the wheelchair 1 when in the locking position, and the locking hook 33 is used for releasing the wheelchair 1 when in the releasing position. The locking hook 33 has a guide surface 331 and a hooking surface 332, the guide surface 331 is used for guiding the wheelchair 1 to move toward the hooking surface 332, and the hooking surface 332 is used for locking the wheelchair 1.

The plectrum 34 is positioned at one side of the bed body 2, and the plectrum 34 is a pedal 341. The footrest 341 is a bent plate, and the footrest 341 is stopped against the ground when the locking hook 33 is in the release position.

An elastic member 35 is provided between the locking hook 33 and the base 31, and the elastic member 35 is used to drive the locking hook 33 to rotate toward the locked position.

The bumper 36 includes a bumper spring 361, a bumper block 362, and a connecting shaft 363. The connecting shaft 363 is telescopically inserted into the base 31, the anti-collision block 362 is arranged at the end of the connecting shaft 363 for contacting the wheelchair 1, the anti-collision spring 361 is sleeved on the connecting shaft 363, and the anti-collision spring 361 is positioned between the base 31 and the anti-collision block 362. When the locking hook 33 is hooked on the wheelchair 1, the collision prevention spring 361 is in a compressed state.

The base 31 comprises a fixed shaft 311 and a support 312, the support 312 is fixedly connected with the bed body 2, the fixed shaft 311 is fixedly connected to the support 312, the fixed shaft 311 is arranged in parallel with the rotating shaft 32, and the rotating shaft 32 is rotatably connected with the fixed shaft 311. The fixed shaft 311 is provided with a rotation fixing plate 3111, the rotation shaft 32 is rotatably connected to the rotation fixing plate 3111, and the rotation fixing plate 3111 can abut against the locking hook 33 after the wheelchair 1 is locked or unlocked by the locking hook 33.

In the description herein, references to the description of the terms "embodiment," "example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A wheelchair bed comprising:

a wheelchair;

the bed body, the bed body with the wheelchair can combine and separate, be equipped with locking mechanical system on the bed body, locking mechanical system includes:

a base;

the rotating shaft is rotatably arranged on the base;

the locking hook is arranged on the rotating shaft, the rotating shaft drives the locking hook to switch between a locking position and a releasing position when rotating, the locking hook is used for hooking the wheelchair when the locking position is realized, and the locking hook is used for releasing the wheelchair when the releasing position is realized;

the shifting piece is arranged at one end of the rotating shaft;

the elastic piece is arranged between the locking hook and the base and used for driving the locking hook to face the locking position to rotate.

2. A wheelchair bed as claimed in claim 1 in which the locking mechanism comprises a bumper for cushioning as the wheelchair moves towards the bed, the bumper comprising at least one of a bumper pad, a bumper block and a bumper spring.

3. A wheelchair bed as claimed in claim 2 in which the bumper comprises the anti-collision spring which is in compression when the locking hook is hooked on the wheelchair.

4. The wheelchair bed of claim 2 wherein the bumper includes the bumper spring and the bumper block, the bumper further comprising: the connecting shaft, the connecting shaft is worn to establish telescopically on the base, the anticollision piece is established being used for of connecting shaft contact the tip of wheelchair, the anticollision spring overcoat is in on the connecting shaft, the anticollision spring be located the base with between the anticollision piece.

5. The wheelchair bed of claim 1 wherein the locking hook has a guide surface for guiding movement of the wheelchair toward the hooking surface and an engaging surface for locking the wheelchair.

6. The wheelchair bed of claim 1 wherein an anti-roll block is attached to the pivot shaft and rests against the ground when the locking hook is in the locked position.

7. The wheelchair bed of claim 1 wherein the base comprises a fixed shaft and a support, the support is fixedly connected to the bed body, the fixed shaft is fixedly connected to the support, the fixed shaft is parallel to the rotating shaft, and the rotating shaft is rotatably connected to the fixed shaft.

8. The wheelchair bed of claim 7 wherein the fixed shaft is provided with a rotation fixing plate, the rotation shaft is rotatably connected to the rotation fixing plate, and the rotation fixing plate can stop against the locking hook after the locking hook locks or unlocks the wheelchair.

9. The wheelchair bed of any of claims 1-8 wherein the paddle is located on one side of the bed body and the paddle is a foot pedal.

10. The wheelchair bed of claim 9 wherein the footrest is a bent plate and rests against the ground when the locking hook is in the release position.

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