CN214057123U - Universal wheel for transferring and fixing sickbed - Google Patents

Abstract

The utility model provides a transport fixed universal wheel for sick bed, including gyro wheel, support, slewing mechanism, support column and installation mechanism, gyro wheel and support pass through the hub connection, the support passes through slewing mechanism with the support column and is connected, installation mechanism is connected with the support column, installation mechanism includes the installation cavity. Adopt above-mentioned scheme, transport fixed for the sick bed universal wheel can pass through the installation cavity and be connected with the footpost of fixed sick bed, make fixed sick bed become and remove the sick bed, the patient of being convenient for transports, reduces the cost of replacing fixed sick bed.

Description

Universal wheel for transferring and fixing sickbed

Technical Field

The utility model relates to an universal wheel field especially relates to a transport fixed universal wheel for sick bed.

Background

With the development of medical technology and technology, the mobile hospital bed in clinic has more and more perfect configuration and more diversified functions, so that the management, transportation and outgoing inspection of critical patients are more and more convenient. However, in some primary hospitals including tertiary hospitals, fixed beds are still used, and the cost for replacing the movable beds integrally is high. With the change of the social structure of China and the development of aging population, the number of patients who are hospitalized by the elderly, particularly patients who are inconvenient to move, is increased, when the condition of a patient changes and needs to be transported urgently or checked outdoors, due to the limitation of ward space and inconvenience brought by a fixed sickbed, the time spent by the patient in transporting the patient from the fixed sickbed to a movable sickbed is long, the best rescue time can be delayed, the patient pain can be increased by moving the patient, complications such as the falling-off of an indwelling needle, embolism and the like can be caused, and certain difficulty and risk are brought to the transportation. In addition, the shape and the size of the bed legs of the sickbed are different, and no universal wheel which can be suitable for fixing the bed legs of the sickbed is available for quick installation.

Therefore, there is a need in the art for a universal wheel for transporting fixed beds.

In view of this, the present invention is proposed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a transport fixed universal wheel for sick bed to solve above-mentioned at least one technical problem.

Specifically, the utility model provides a transport fixed universal wheel for sick bed, including gyro wheel, support, slewing mechanism, support column and installation mechanism, gyro wheel and support pass through the hub connection, the support passes through slewing mechanism with the support column and is connected, installation mechanism is connected with the support column, installation mechanism includes the installation cavity.

The cross section of the support column may be circular, polygonal, elliptical, etc., and is not limited herein.

Adopt above-mentioned scheme, transport fixed for the sick bed universal wheel can pass through the installation cavity and be connected with the footpost of fixed sick bed, make fixed sick bed become and remove the sick bed, the patient of being convenient for transports, reduces the cost of replacing fixed sick bed.

Further, transport fixed sick bed with universal wheel still includes damper, damper including setting up boss, the shock attenuation chamber of setting in the installation mechanism bottom on the support on support column top, the shock attenuation chamber open end is provided with the shock attenuation limiting plate, the boss is located on the support the shock attenuation intracavity, support go up the boss with be provided with the spring between the shock attenuation chamber bottom.

By adopting the scheme, when vibration is generated due to uneven road surface, the spring is compressed by the upper boss of the support, so that kinetic energy is converted into potential energy of the spring, and the vibration transmitted to a sickbed can be reduced by the damping mechanism, so that the patient transfer process is more stable; in addition, the damping mechanism can also adapt to the condition that the bed legs are slightly different in height, and the height of the bed legs is adjusted, so that the hospital bed is more stable; the shock absorption limiting plate limits the upper support boss to be separated from the shock absorption cavity, so that the support column is limited to be separated from the mounting mechanism, and dangers are prevented when a sickbed is transferred.

Preferably, the cross section of the support upper boss and the cross section of the shock absorption cavity are circular and matched in size.

By adopting the scheme, the rotation of the lower supporting lug boss and the damping cavity is more stable, and the vibration is prevented.

Further, slewing mechanism is including setting up boss, setting under the support of support column bottom are in rotation chamber on the support, it is provided with the rotation limiting plate to rotate the chamber open end, support boss down is located rotate the intracavity.

The rotation limiting plate and the shock absorption limiting plate can be circular bosses or circular rings, and the circular rings can be circular rings, polygonal rings and the like.

By adopting the scheme, the lower supporting lug boss can rotate in the rotating cavity, so that the universal wheel for transferring and fixing the sickbed can rotate, and the sickbed can move conveniently; the rotation limiting plate limits the support lower boss to be separated from the rotation cavity, so that the support column is limited to be separated from the support, and dangers are prevented from occurring when a sickbed is transferred.

Preferably, the cross section of the support lower boss and the cross section of the rotating cavity are circular and matched in size.

By adopting the scheme, the rotation of the support lower boss and the rotation cavity is more stable, and the shaking is prevented.

Further, a ball is arranged between the lower support boss and the bottom end of the rotating cavity.

Adopt above-mentioned scheme, the sick bed shifts the in-process, and weight is very big, leads to fewly support down the boss with the frictional force between the chamber bottom is very big, leads to wearing and tearing or rotates the bite, the ball can reduce support down the boss with the frictional force between the chamber bottom rotates reduces support down the boss with wear between the chamber bottom rotates, increases pivoted flexibility.

Further, the support lower boss and the rotation limiting plate are arranged between the support column and the inner wall of the rotation cavity, and balls are arranged between the support column and the inner wall of the rotation cavity.

Wherein the side wall of the support lower boss may not contact with the side wall of the rotation chamber.

By adopting the scheme, the ball reduces the friction force between the support and the rotating cavity during rotation.

Preferably, the cross section of the support column is circular with the cross section of the opening of the rotating cavity, and the cross section and the opening of the rotating cavity are matched in size.

By adopting the scheme, the rotation of the lower supporting lug boss and the rotating cavity is more stable, and the shaking is prevented; preventing the balls from disengaging.

Further, installation mechanism includes fixed subassembly, set up at least one fixed orifices on the lateral wall of shock attenuation chamber, fixed subassembly includes the mounting, the connecting piece and rotates the piece, the both ends of connecting piece are connected respectively the mounting with rotate the piece, the connecting piece passes the fixed orifices, and with the fixed orifices passes through threaded connection, the mounting is located the installation intracavity.

The cross section of the installation cavity can be circular, polygonal, oval and the like, and is not limited, the fixing piece can be a lug, a flat plate, an arc plate and the like, and the rotating piece can be disc-shaped or rod-shaped and is not limited.

By adopting the scheme, the fixing component can adapt to the bed legs with different shapes and sizes, so that the installation mechanism can be more stably installed on the bed legs, and the fixing component can also adapt to different installation depths of the bed legs, so as to adapt to different heights of the bed legs or adjust the height of a sickbed.

Preferably, the rotation member is provided with a rib.

By adopting the scheme, the roughness of the rotating piece is increased, and the force is applied when the rotating piece rotates conveniently.

Further, the fixing piece is further provided with an elastic pad, the elastic pad is made of an elastic material, and the elastic material can be one of polyphenyl ether (PPE), polyolefin thermoplastic elastomer (TPO), thermoplastic ethylene propylene diene monomer dynamic vulcanized elastomer (TPV), thermoplastic ethylene propylene diene monomer dynamic vulcanized elastomer (TPE), styrene thermoplastic elastomer (SBS), Natural Rubber (NR) and Butadiene Rubber (BR).

Adopt above-mentioned scheme, the cushion produces deformation, can increase the area of contact with the foot, increase the frictional force of mounting to the foot makes fixed subassembly is more firm to the fixed of foot, the cushion can also reduce the restrictive of mounting shape, if the mounting is flat-plate, then more adapts to square foot, and the setting of cushion can carry out fine fixed to the foot of other shapes, like circular foot.

Further, the elastic pad is provided with a convex rib.

By adopting the scheme, the convex ribs increase the deformation amount of the elastic cushion, so that the elastic cushion is more attached to the bed legs.

Further, the bottom of the installation cavity is provided with a shock pad, and the shock pad is made of elastic materials.

By adopting the scheme, when the bed legs are contacted with the bottom of the damping cavity, the damping pad can reduce the abrasion of the bed legs and the bottom of the damping cavity and damp the bed legs.

Further, the periphery of the fixing hole is provided with a fixing boss.

By adopting the scheme, the depth of the fixing hole is increased by the fixing boss, so that the threaded connection is more stable.

Further, transport fixed sick bed and still include brake mechanism with the universal wheel, brake mechanism includes the brake block.

The brake mechanism can be a structure formed by combining a common brake pad and a common brake operating handle, and a person skilled in the art can select any brake mechanism suitable for the universal wheel to set.

By adopting the scheme, the brake mechanism can fix the roller to prevent the sickbed from moving randomly.

To sum up, the utility model discloses following beneficial effect has:

1. the universal wheels for transferring and fixing the sickbed can be connected with the bed legs of the fixed sickbed through the mounting cavity, so that the fixed sickbed is changed into a movable sickbed, the patient can be conveniently transferred, and the cost for replacing the fixed sickbed is reduced;

2. the damping mechanism can also adapt to the condition that the bed legs are slightly different in height, and the height of the bed legs is adjusted, so that the sickbed is more stable;

3. the shock absorption limiting plate limits the upper supporting boss to be separated from the shock absorption cavity, so that the supporting column is limited to be separated from the mounting mechanism, and dangers are prevented when a sickbed is transferred;

4. the rotation limiting plate limits the support lower boss to be separated from the rotation cavity, so that the support column is limited to be separated from the bracket, and dangers are prevented when a sickbed is transferred;

5. the ball can reduce the friction force between the supporting column and the rotating cavity, reduce the abrasion between the supporting column and the rotating cavity and increase the flexibility of rotation;

6. the fixing component can adapt to bed legs with different shapes and sizes, so that the installation mechanism can more stably install the bed legs, and the fixing component can also adapt to different installation depths of the bed legs so as to adapt to different heights of the bed legs or adjust the height of a sickbed;

7. the elastic cushion is deformed, so that the contact area between the elastic cushion and the bed leg can be increased, the friction force of the fixing piece to the bed leg is increased, the fixing assembly can fix the bed leg more stably, and the limitation of the shape of the fixing piece can be reduced by the elastic cushion;

8. the brake mechanism can fix the roller to prevent the sickbed from moving freely.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a perspective view of one embodiment of the universal wheel for transferring and fixing a hospital bed of the present invention;

FIG. 2 is a cross-sectional view of one embodiment of the universal wheel for transferring and fixing a hospital bed according to the present invention;

FIG. 3 is a top view of an embodiment of the universal wheel for transferring and fixing a hospital bed of the present invention;

description of the reference numerals

Through the above reference sign explanation, combine the embodiment of the utility model, can more clearly understand and explain the technical scheme of the utility model.

1. A roller; 2. a support; 3. a rotating mechanism; 31. a rotation chamber; 32. rotating the limiting plate; 33. a ball bearing; 4. a brake mechanism; 41. a brake pad; 5. a support pillar; 51. supporting the upper boss; 52. supporting the lower boss; 6. a damping mechanism; 61. a damping chamber; 62. a damping limit plate; 63. a spring; 7. an installation mechanism; 71. a mounting cavity; 711. a fixing hole; 712. fixing the boss; 72. a fixing assembly; 721. a fixing member; 722. a connecting member; 723. a rotating member; 724. an elastic pad; 73. a shock-absorbing pad.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

The present invention will be described in detail below by way of examples.

Referring to fig. 1, the utility model provides a transport fixed universal wheel for sick bed, including gyro wheel 1, support 2, slewing mechanism 3, support column 5 and installation mechanism 7, gyro wheel 1 and support 2 pass through the hub connection, support 2 passes through slewing mechanism 3 with support column 5 and is connected, installation mechanism 7 is connected with support column 5, installation mechanism 7 includes installation cavity 71.

The cross section of the supporting column 5 may be circular, polygonal, elliptical, etc., and is not limited herein.

Adopt above-mentioned scheme, transport fixed for the sick bed universal wheel can pass through installation cavity 71 and be connected with the footpost of fixed sick bed, make fixed sick bed become and remove the sick bed, the patient of being convenient for transports, reduces the cost of replacing fixed sick bed.

Referring to fig. 2, in a preferred embodiment of the present invention, the universal wheel for transferring and fixing a hospital bed further includes a damping mechanism 6, the damping mechanism 6 includes a support upper boss 51 disposed on the top end of the support pillar 5, and a damping chamber 61 disposed on the bottom end of the mounting mechanism 7, the opening end of the damping chamber 61 is provided with a damping limiting plate 62, the support upper boss 51 is located in the damping chamber 61, the support upper boss 51 and a spring 63 disposed between the bottom ends of the damping chamber 61.

By adopting the scheme, when vibration is generated due to uneven road surface, the upper supporting boss 51 compresses the spring 63, so that kinetic energy is converted into potential energy of the spring 63, and the damping mechanism 6 can reduce the vibration transmitted to a sickbed, so that the patient transfer process is more stable; in addition, the damping mechanism 6 can also adapt to the condition that the height of the bed leg is slightly different, and the height of the bed leg is adjusted, so that the sickbed is more stable; the shock absorption limiting plate 62 limits the upper supporting boss 51 from being separated from the shock absorption cavity 61, so that the supporting column 5 is limited from being separated from the mounting mechanism 7, and dangers are prevented when a patient bed is transferred.

In a preferred embodiment of the present invention, the cross-section of the upper supporting boss 51 and the damping cavity 61 is circular and matched in size.

By adopting the scheme, the rotation of the lower supporting lug boss 52 and the damping cavity 61 is more stable, and the shaking is prevented.

In a preferred embodiment of the present invention, the rotating mechanism 3 includes a support lower boss 52 disposed at the bottom of the support pillar 5, a rotating cavity 31 disposed on the support frame 2, the opening end of the rotating cavity 31 is provided with a rotation limiting plate 32, and the support lower boss 52 is disposed in the rotating cavity 31.

The rotation limiting plate 32 and the shock absorbing limiting plate 62 may be circular bosses or rings, and the rings may be circular rings, polygonal rings, or the like.

By adopting the scheme, the lower supporting boss 52 can rotate in the rotating cavity 31, so that the universal wheel for transferring and fixing the sickbed can rotate, and the sickbed can move conveniently; the rotation limiting plate 32 limits the support lower boss 52 from being separated from the rotation cavity 31, so that the support column 5 is limited from being separated from the bracket 2, and danger is prevented from occurring when a patient bed is transferred.

In a preferred embodiment of the present invention, the cross section of the support lower boss 52 and the rotation cavity 31 is circular and matched in size.

By adopting the scheme, the rotation of the lower supporting lug boss 52 and the rotating cavity 31 is more stable, and the shaking is prevented.

In a preferred embodiment of the present invention, a ball 33 is disposed between the lower support boss 52 and the bottom end of the rotation chamber 31.

Adopt above-mentioned scheme, the sick bed shifts the in-process, and weight is very big, results in fewly under the support boss 52 with the frictional force between the chamber 31 bottom is very big, leads to wearing and tearing or rotates the bite, ball 33 can reduce under the support boss 52 with the frictional force between the chamber 31 bottom rotates reduces under the support boss 52 with rotate wearing and tearing between the chamber 31 bottom, increase pivoted flexibility.

In a preferred embodiment of the present invention, the support lower boss 52 and the rotation limiting plate 32 are provided with a ball 33 therebetween, and the support pillar 5 and the inner wall of the rotation cavity 31 are provided with a ball 33 therebetween.

Wherein the side wall of the support lower boss 52 may not contact with the side wall of the rotation chamber 31.

With the above scheme, the ball 33 reduces the friction force between the support and the rotation cavity 31 during rotation.

In a preferred embodiment of the present invention, the cross section of the supporting column 5 and the opening cross section of the rotating cavity 31 are circular and matched in size.

By adopting the scheme, the rotation of the lower supporting lug boss 52 and the rotating cavity 31 is more stable, and the shaking is prevented; the balls 33 are prevented from being disengaged.

Referring to fig. 2 and 3, in a preferred embodiment of the present invention, the mounting mechanism 7 includes a fixing component 72, at least one fixing hole 711 is disposed on a side wall of the damping chamber 61, the fixing component 72 includes a fixing member 721, a connecting member 722 and a rotating member 723, two ends of the connecting member 722 are respectively connected to the fixing member 721 and the rotating member 723, the connecting member 722 passes through the fixing hole 711 and is in threaded connection with the fixing hole 711, and the fixing member 721 is located in the mounting chamber 71.

The cross section of the installation cavity 71 may be circular, polygonal, elliptical, or the like, without limitation, the fixing member 721 may be a bump, a flat plate, an arc plate, or the like, without limitation, and the rotating member 723 may be disc-shaped or rod-shaped, without limitation.

By adopting the scheme, the fixing component 72 can adapt to bed legs with different shapes and sizes, so that the installation mechanism 7 can be used for more stably installing the bed legs, and the fixing component 72 can also adapt to different installation depths of the bed legs so as to adapt to different heights of the bed legs or adjust the height of a sickbed.

In a preferred embodiment of the present invention, the rotating member 723 is provided with a rib.

By adopting the above scheme, the roughness of the rotating member 723 is increased, which facilitates the application of force during rotation.

In a preferred embodiment of the present invention, the fixing member 721 is further provided with an elastic pad 724, the elastic pad 724 is made of an elastic material, and the elastic material may be one of polyphenylene ether (PPE), polyolefin thermoplastic elastomer (TPO), thermoplastic ethylene propylene diene monomer dynamic vulcanization elastomer (TPV), styrene thermoplastic elastomer (SBS), Natural Rubber (NR), and Butadiene Rubber (BR).

By adopting the above scheme, the elastic pad 724 deforms, so that the contact area with the bed legs can be increased, the friction force of the fixing part 721 on the bed legs is increased, the fixing assembly 72 can be more stably fixed on the bed legs, the limitation of the shape of the fixing part 721 can be reduced by the elastic pad 724, if the fixing part 721 is flat, the elastic pad is more suitable for square bed legs, and the elastic pad 724 can be used for well fixing bed legs with other shapes, such as round bed legs.

In a preferred embodiment of the present invention, the elastic pad 724 is provided with ribs.

By adopting the scheme, the deformation amount of the elastic pad 724 is increased by the convex ribs, so that the elastic pad 724 is more attached to the bed legs.

In a preferred embodiment of the present invention, the bottom of the installation cavity 71 is provided with a shock pad 73, and the shock pad 73 is made of an elastic material.

By adopting the scheme, when the bed foot is contacted with the bottom of the damping cavity 61, the damping pad 73 can reduce the abrasion between the bed foot and the bottom of the damping cavity 61 and damp the bed foot.

In a preferred embodiment of the present invention, the fixing hole 711 is provided with a fixing boss 712 at the periphery thereof.

By adopting the scheme, the fixing boss 712 increases the depth of the fixing hole 711, so that the threaded connection is more stable.

Referring to fig. 1, in a preferred embodiment of the present invention, the universal wheel for transferring and fixing a hospital bed further includes a brake mechanism 4, and the brake mechanism 4 includes a brake pad 41.

The brake mechanism 4 may be a structure formed by combining a common brake pad 41 and a brake operating handle, and a person skilled in the art can select any brake mechanism 4 suitable for the universal wheel to set.

By adopting the scheme, the brake mechanism 4 can fix the roller 1 to prevent the sickbed from moving randomly.

It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made to the present invention, and these improvements and modifications also fall into the protection scope of the claims of the present invention.

Claims (10)

1. The utility model provides a transport fixed universal wheel for sick bed which characterized in that: including gyro wheel (1), support (2), slewing mechanism (3), support column (5) and installation mechanism (7), gyro wheel (1) and support (2) are connected through the hub connection, support (2) are connected through slewing mechanism (3) with support column (5), installation mechanism (7) are connected with support column (5), installation mechanism (7) include installation cavity (71).

2. The universal wheel for transporting fixed sickbeds according to claim 1, wherein: the universal wheel for the fixed sick bed of transportation still includes damper (6), damper (6) are including setting up boss (51), shock attenuation chamber (61) of setting in installation mechanism (7) bottom on the support on support column (5) top, shock attenuation chamber (61) open end is provided with shock attenuation limiting plate (62), boss (51) are located in shock attenuation chamber (61) on the support, support boss (51) with be provided with spring (63) between shock attenuation chamber (61) bottom.

3. The universal wheel for transporting fixed hospital bed according to claim 1 or 2, wherein: the rotating mechanism (3) comprises a lower supporting boss (52) arranged at the bottom end of the supporting column (5) and a rotating cavity (31) arranged on the support (2), a rotating limiting plate (32) is arranged at the opening end of the rotating cavity (31), and the lower supporting boss (52) is positioned in the rotating cavity (31); and a ball (33) is arranged between the lower supporting boss (52) and the bottom end of the rotating cavity (31).

4. The universal wheel for transporting fixed sickbeds according to claim 3, wherein: support down boss (52) with rotate between limiting plate (32), just support column (5) with be provided with ball (33) between rotation chamber (31) inner wall.

5. The universal wheel for transporting fixed sickbeds according to claim 2, wherein: the installation mechanism (7) comprises a fixing component (72), at least one fixing hole (711) is formed in the side wall of the damping cavity (61), the fixing component (72) comprises a fixing piece (721), a connecting piece (722) and a rotating piece (723), two ends of the connecting piece (722) are respectively connected with the fixing piece (721) and the rotating piece (723), the connecting piece (722) penetrates through the fixing hole (711) and is in threaded connection with the fixing hole (711), and the fixing piece (721) is located in the installation cavity (71).

6. The universal wheel for transporting fixed sickbeds according to claim 5, wherein: the rotating piece (723) is provided with convex ribs.

7. The universal wheel for transporting fixed sickbed according to claim 5 or 6, characterized in that: the fixing piece (721) is further provided with an elastic pad (724), and the elastic pad (724) is made of elastic materials.

8. The universal wheel for transporting fixed sickbeds according to claim 7, wherein: the elastic pad (724) is provided with convex ribs.

9. The universal wheel for transporting fixed sickbeds according to claim 8, wherein: the bottom of the mounting cavity (71) is provided with a damping pad (73), and the damping pad (73) is made of elastic materials.

10. The universal wheel for transporting fixed hospital bed according to claim 1, 4, 5 or 9, wherein: the universal wheel for the fixed sick bed of transportation still includes brake mechanism (4), brake mechanism (4) include brake block (41).

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