CN215131796U

CN215131796U - Power-assisted wheel device

Info

Publication number: CN215131796U
Application number: CN202120417427.7U
Authority: CN
Inventors: 桑凌峰; 王劲; 陈语桐
Original assignee: Ningbo Polytechnic
Current assignee: Ningbo Polytechnic
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-12-14
Anticipated expiration: 2031-02-25

Abstract

The utility model relates to an auxiliary wheel field provides a helping hand wheel device, include: a support frame; the power assembly is arranged on the support frame, a motor is arranged on the power assembly, and the motor drives the power assembly to move up and down relative to the support frame; and the roller assemblies are arranged on the power mechanism, and air springs are arranged on two sides of each roller assembly. Compared with the prior art, the utility model discloses mainly there is following advantage: the telescopic motor adopted by the device can conveniently lift a sickbed or a wheelchair, so that the difficulty of pushing the sickbed or the wheelchair by medical staff is reduced, and the working intensity of the medical staff is reduced; the air spring arranged on the utility model can play a good role in damping and buffering the device, and improves the comfort level of people who take a sickbed or a wheelchair provided with the device; the device has simple structure, convenient installation and high practicability.

Description

Power-assisted wheel device

Technical Field

The utility model relates to an auxiliary wheel field specifically is a helping hand wheel device.

Background

The sickbed generally refers to a nursing bed, is designed according to the treatment needs of patients and the life habits of lying in bed, can be accompanied by family members, has a plurality of nursing functions and operating buttons, uses the insulated and safe bed, has the functions of monitoring weight, taking a back for dinner, intelligently turning over, preventing bedsore, alarming and monitoring a negative pressure urine receiving bed, moving transportation, resting, rehabilitation (passive movement, standing), drug administration and transfusion and the like, can be used independently, and can also be matched with treatment or rehabilitation equipment for use.

At present, a transfer sickbed or a wheelchair used for medical assistance needs to be pushed by the resultant force of medical staff to enable the sickbed or the wheelchair to move forward. The existing electric sickbed or wheelchair has more complex structure and higher manufacturing cost, and is difficult to popularize comprehensively. If the manual sickbed or wheelchair encounters uneven ground or an uphill road section, the medical staff can push the sickbed or wheelchair to move forward very difficultly and sometimes need more people to help.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to the current situation of prior art, and provide a helping hand wheel device.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: a power assist wheel device is provided, including:

a support frame;

the power assembly is arranged on the support frame, a motor is arranged on the power assembly, and the motor drives the power assembly to move up and down relative to the support frame;

and the roller assemblies are arranged on the power mechanism, and air springs are arranged on two sides of each roller assembly.

In the above-mentioned power assisting wheel device, the support frame includes:

a support plate;

the pressing plate is arranged on the supporting plate, and the pressing plate and the supporting plate are encircled to form a sliding groove;

and mounting plates mounted at both sides of the support plate.

In the above-mentioned power assisting wheel device, the power module further includes:

a slide plate slidably mounted in the slide groove;

the upper fixing block is arranged on the supporting plate, and the upper end of the motor is arranged on the upper fixing block;

and the lower fixing block is arranged on the sliding plate, and the lower end of the motor is arranged on the lower fixing plate.

In the above-mentioned assist wheel device, the roller assembly further includes:

a support block mounted on the slide plate;

a connecting block installed at a lower portion of the supporting block;

and the roller is arranged at the lower part of the connecting block.

In the above power assisting wheel device, the two sides of the sliding plate are provided with first inclined planes, one side of the pressing plate, which is abutted against the sliding plate, is provided with a second inclined plane, and the first inclined planes are abutted against the second inclined planes.

In the above power assisting wheel device, an adjusting strip is arranged on one side of the pressing plate, which is far away from the sliding groove, and the adjusting strip is used for adjusting the width of the sliding groove.

In the above-mentioned assisting wheel device, the supporting plate is provided with one or more kidney-shaped holes.

In the above power assisting wheel device, the cross sections of the sliding plate and the pressing plate are both trapezoidal.

Compared with the prior art, the utility model discloses mainly there is following advantage:

(1) the telescopic motor adopted by the device can be used for conveniently lifting the sickbed or the wheelchair, so that the difficulty of pushing the sickbed or the wheelchair by medical staff is reduced, and the working strength of the medical staff is reduced.

(2) The utility model discloses the air spring that sets up can play fine shock attenuation cushioning effect to this device, and it has improved the personnel's that take the sick bed or the wheelchair that are equipped with this device comfort level.

(3) The device has simple structure, convenient installation and high practicability.

Drawings

Fig. 1 is a perspective view of a power assisting wheel device of the present invention;

FIG. 2 is a perspective view of a supporting frame of the power assisting wheel device of the present invention;

FIG. 3 is a perspective view of a power assembly of the power assisted wheel device of the present invention;

FIG. 4 is a perspective view of a roller assembly of the power-assisted wheel device of the present invention;

in the figure, a support frame 10, a support plate 11, a mounting plate 12, a kidney-shaped hole 13, a sliding groove 14, a pressure plate 15, a second inclined surface 151, a power assembly 20, a motor 21, an upper fixing block 22, a lower fixing block 23, a sliding plate 24, a first inclined surface 241, an adjusting strip 25, a roller assembly 30, a support block 31, a gas spring 32, a connecting block 33 and a roller 34.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

At present, a transfer sickbed or a wheelchair used for medical assistance needs to be pushed by the resultant force of medical staff to enable the sickbed or the wheelchair to move forward. If the ground is uneven or the road goes up an incline, the medical staff can push the sickbed or the wheelchair to go forward very difficultly, and more people are needed to help sometimes. The utility model discloses mainly provide a helping hand wheel device to above-mentioned problem, can effectively solve above-mentioned traditional sick bed perhaps common problem.

As shown in fig. 1, the utility model discloses a power assisting wheel device, include: a support frame 10, a power assembly 20 and a roller assembly 30.

As shown in fig. 2, a support plate 11 is disposed on the support frame 10, mounting plates 12 are disposed on both sides of the support plate 11, the mounting plates 12 may be integrally formed with the support plate 11, and may be connected to the support plate 11 by welding, or may be mounted on the support plate 11 by a connecting member, and the support frame 10 is fixed on a hospital bed or a wheelchair by the mounting plates 12. Preferably, waist type hole 13 is arranged in the middle of support plate 11, thereby on the one hand waist type hole 13 has lightened the weight of support plate 11 and has reduced whole helping hand wheel device manufacturing cost, on the other hand waist type hole 13's setting can also reduce the area of contact between power component 20 and the support frame 10, thereby frictional force when power component 20 and support frame 10 slide each other has been reduced, thereby increase the gliding smooth and easy degree of power component 20, waist type hole 13 can be one also can be a plurality of, the quantity and the size of waist type hole 13 can be confirmed according to the size of support plate 11, the more of the quantity in waist type hole 13 is better under the prerequisite that does not destroy the bulk strength of support plate 11. The supporting frame 10 is further provided with a pressing plate 15, a sliding groove 14 is formed between the supporting frame 10 and the pressing plates 15 on the two sides, and the power assembly 20 is slidably mounted in the sliding groove 14.

As shown in fig. 1 and 3, the power assembly 20 is slidably mounted on the support frame 10, and the power assembly 20 includes: a motor 21, an upper fixing block 22, a lower fixing block 23 and a sliding plate 24.

Slide 24 slidable installs in sliding tray 14, and is preferred, and slide 24 both sides are equipped with first inclined plane 241, and one side that clamp plate 15 and slide 24 supported is equipped with second inclined plane 151, and first inclined plane 241 supports each other with second inclined plane 121 and supports, and when slide 24 moved up and down for backup pad 11, it can restrict the normal motion of slide 24 toward backup pad 11, thereby has reduced the utility model discloses helping hand wheel device is at the shake of operation in-process. Preferably, the cross-sections of the sliding plate 24 and the pressing plate 15 are trapezoidal. An adjusting strip 25 is arranged on one side of the power assembly 20, the adjusting strip 25 is used for adjusting the installation position of the pressure plate 15 on the transverse direction of the support plate 11, and the size of the sliding groove 14 on the transverse direction can be changed, so that the gap between the sliding plate 24 and the sliding groove 14 is adjusted, and finally the purpose of preventing the sliding plate 24 from being locked in the sliding groove is achieved. The lower fixing block 23 is installed on the sliding plate 24, the lower end of the motor 21 is installed on the lower fixing block 24, the upper end of the motor 21 is installed on the upper fixing block 22, and the upper fixing block 22 is installed on the supporting plate 11, so that when the motor 21 makes telescopic motion, the sliding plate 24 can be driven to move up and down relative to the supporting plate 11.

As shown in fig. 1 and 4, the roller assembly 30 is installed on the power assembly 20, the roller assembly 30 is provided with a supporting block 31, one side of the supporting block 31 is fixed on the sliding plate 24, when the sliding plate 24 moves up and down relative to the supporting plate 11 under the driving of the motor 21, the whole roller assembly 30 can be driven by the supporting block 31 to move up and down relative to the supporting plate 11, the upper portion of the supporting block 31 is provided with a gas spring 32, the lower portion of the supporting block 31 is provided with a connecting block 33, the other end of the gas spring 32 connected with the supporting block 31 is installed on the connecting block 33, and the gas spring 32 has the following functions: when being equipped with the utility model discloses a sick bed or wheelchair when pushing away on unevenness's road surface, the upper and lower shake of sick bed or wheelchair is fallen in the buffering to increase sick bed or wheelchair in the stability and the travelling comfort of menstruation in-process. The lower part of the connecting block 33 is provided with a roller 34, and the roller 34 can drive the whole power-assisted wheel device to move.

When the sickbed provided with the power-assisted wheel device is used, the motor 21 acts to drive the power assembly 20 to move downwards relative to the supporting plate 11 and put down the idler wheel 34, at the moment, medical personnel can easily push the sickbed with the help of the idler wheel 34, and the air spring 32 can play a good role in buffering when encountering uneven road surfaces; when the sickbed is not required to be pushed, the motor 21 drives the power assembly 20 to move upwards relative to the supporting plate 11, and the roller 34 is lifted and then is stored at the lower end of the sickbed.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein will be apparent to those skilled in the art without departing from the scope and spirit of the invention as defined in the accompanying claims.

Claims

1. A power assist wheel device, comprising:

a support frame;

and the roller assemblies are arranged on the power assembly, and air springs are arranged on two sides of each roller assembly.

2. A power assist wheel device according to claim 1, wherein said support frame comprises:

a support plate;

and mounting plates mounted at both sides of the support plate.

3. A booster wheel device in accordance with claim 2, wherein said power module further comprises:

a slide plate slidably mounted in the slide groove;

and the lower fixing block is arranged on the sliding plate, and the lower end of the motor is arranged on the lower fixing block.

4. A booster wheel unit as claimed in claim 3, wherein said roller assembly further comprises:

a support block mounted on the slide plate;

a connecting block installed at a lower portion of the supporting block;

and the roller is arranged at the lower part of the connecting block.

5. The apparatus as claimed in claim 3, wherein the slide plate has first inclined surfaces on both sides thereof, and the press plate has second inclined surfaces on a side thereof abutting against the slide plate, the first inclined surfaces abutting against the second inclined surfaces.

6. A power assisted wheel device according to claim 5, wherein the side of the pressure plate away from the sliding groove is provided with an adjusting strip for adjusting the width of the sliding groove.

7. A booster wheel device according to claim 2, wherein the support plate is provided with one or more kidney-shaped holes.

8. A booster wheel device according to claim 3, wherein the cross-sections of the slide plate and the pressure plate are trapezoidal.