CN209713459U - A kind of auxiliary patient leaves the bed mechanism - Google Patents

Abstract

It leaves the bed mechanism, including rotating mechanism, translation mechanism and elevating mechanism the utility model discloses a kind of auxiliary patient；The rotating mechanism includes support frame, bearing and swingle, and swingle is fixed on support frame by bearing, and a cross bar is fixedly installed in the top of swingle；The translation mechanism is set on cross bar, translation mechanism includes guide rail, sliding block and pulley blocks, guide rail is fixed on the lower section of cross bar along cross bar length direction, sliding block is slideably positioned on guide rail, pulley blocks are connect with sliding block, drive the object translation being set to below sliding block by pulling the drawstring of pulley blocks to slide sliding block on guide rail；The elevating mechanism includes chain block, and chain block is connected to the lower section of sliding block, and the lower section setting of chain block is used for the fixation device of immobilized patients.The mechanism realize patient stand up and the transfer between bed to walk helper, alleviate the pressure of medical institutions entourage, provide the demand of voluntarily out-of-bed activity to patient.

Description

A mechanism for assisting patients to get out of bed

technical field

The utility model relates to the technical field of medical equipment, in particular to a mechanism for assisting patients to get out of bed.

Background technique

With the advent of an aging society, the number of elderly patients with hemiplegia due to cerebral apoplexy is increasing day by day. In addition, with the rapid development of China's economy, the number of patients with lower limb injuries caused by traffic accidents is also increasing. With the increase in the number of such patients, for medical institutions, a single way of accompanying people has gradually been unable to meet the daily activities of these patients with limited mobility, and the pressure and fatigue of the accompanying staff are also increasing.

If the patient only relies on the help of medical staff to get out of bed, it will inevitably require a lot of manpower, and sometimes only one medical staff cannot achieve the effect. The training is not able to take into account all the patients in the hospital where the resources of the medical staff are tight. As a result, many patients may be paralyzed for life because the rehabilitation training is not in place or the technical level of the medical staff is uneven. Said to be a huge loss. Moreover, under such heavy working conditions, the medical personnel also have more than enough energy, and they cannot guarantee that they will be consistent with each patient in the face of many patients. Of course, if you want to get better rehabilitation training, you also need sufficient material support, which is also difficult for families who are not rich.

Moreover, for a person with hemiplegia or lower limb disabilities, staying in bed for a long time and participating in less outdoor activities will greatly reduce the body's resistance, and upper respiratory tract infections are prone to occur. Long-term bedridden patients have more bronchial secretions, and the sputum is thick and difficult to cough up, which can easily cause lung infection; and keeping a lying down for a long time can easily cause muscle atrophy and joint stiffness.

Therefore, on the one hand, in order to reduce the pressure on the hospital staff, and on the other hand, for the patient's own health and economic benefits, there is an urgent need for a mechanism that can assist patients to use their own abilities to transfer from the bed to the walker.

Utility model content

The utility model provides a mechanism for assisting patients to get out of bed in order to assist persons with disabilities in the lower limbs or weak elderly people to realize the transfer from the bed to the walker, so that the patients can recover by themselves or go out to breathe fresh air .

The design idea of the mechanism for assisting patients to get out of bed is as follows:

1. People with lower limb disabilities or weak elderly people have the need to get up on the bed, and have the need to get out of bed and move around in daily life. , the patient also needs to turn, so a rotating mechanism needs to be designed.

2. The height of the bed where the patient is located is different from that of the wheelchair, so it is necessary to design a lifting device to facilitate the patient to get up.

3. There will be a certain distance in the process of transferring the patient from the bed to the wheelchair, so it is necessary to design a mechanism to help the patient translate so that the patient can transfer by his own strength.

The technical solution adopted by the utility model to overcome its technical problems is:

A mechanism for assisting patients to get out of bed, including a rotating mechanism, a translation mechanism and a lifting mechanism;

The rotating mechanism includes a supporting frame, a bearing and a rotating rod, the rotating rod is fixed on the supporting frame through the bearing, and a horizontal bar is fixedly arranged on the upper part of the rotating rod;

The translation mechanism is arranged on the cross bar. The translation mechanism includes a guide rail, a slider and a pulley block. The guide rail is fixed below the cross bar along the length direction of the cross bar. The slider is slidably arranged on the guide rail. The pull rope makes the slider slide on the guide rail so as to drive the translation of the object arranged under the slider;

The lifting mechanism includes a chain hoist, which is connected to the lower part of the slide block, and a fixing device for fixing the patient is arranged under the chain hoist.

Preferably in the utility model, the pulley block includes two small pulleys, two middle pulleys and two large pulleys, wherein one middle pulley and one large pulley are coaxially arranged and fixed to one end of the cross bar through a pulley frame, and the other The middle pulley and another large pulley are coaxially arranged and fixed to the other end of the cross bar through another pulley frame. A connecting plate is arranged at the front end and the rear end of the slider, and a small pulley frame is arranged on each connecting plate. Each of the small pulleys is set on a small pulley frame; one of the small pulleys is connected to a large pulley through a pull rope, and the middle pulley coaxial with the large pulley is connected to one end of the slider; the other small pulley is connected to the other pulley through a pull rope. The large pulley is connected, and the middle pulley coaxial with the large pulley is connected with the other end of the slide block.

Preferably in the utility model, the pulley frame is rectangular, including an upper rod, a lower rod and two side rods, the upper rod is a cuboid and fixed on the cross bar, and the lower rod is cylindrical and connected to the two side rods through a pulley bearing connect.

Preferably in the present invention, at least one fixing clip is arranged on the support frame. The fixing clip is used to clamp and fix the support frame and the bedrest together, and the fixing clip is preferably a G-shaped fixing clip, which is convenient for fixing with the bedrest.

Preferably, the utility model is provided with a handle on the rotating rod, which is convenient for the patient to rotate the rotating rod to a suitable position.

Preferably in the utility model, a safety rope is also arranged above the cross bar, one end of the safety rope is fixed on the rotating rod above the cross bar, and the other end is fixed on the free end of the cross bar. The safety rope forms a triangle with the cross bar and the rotating bar, which further strengthens the firmness of the getting out of bed mechanism.

The beneficial effects of the utility model are:

1. The mechanism for assisting patients to get out of bed described in this utility model includes three major mechanisms: a lifting mechanism, a rotating mechanism and a translation mechanism. The patient gets up or moves up and down by himself through the lifting mechanism, and the patient's own translation is realized through the translation mechanism. The mechanism can make the whole mechanism not only provide the movement in the front-back direction but also provide the movement in the left-right direction, so that the range that the whole mechanism can provide is wider, and the functions of the whole mechanism are more comprehensive. The three major institutions provide services in various directions, which not only makes the institution more systematic, but also makes it easier to use based on its simplicity and clarity in actual use.

2. The mechanism for assisting patients to get out of bed described in the utility model can solve at least two major problems, realize the patient’s getting up and the transfer from the bed to the walker, which not only reduces the pressure on the accompanying staff in medical institutions, but also saves the universal existence of hospitals. It can also provide patients with the need to get out of bed on their own and improve their own health index.

3. The mechanism for assisting patients to get out of bed described in this utility model has simple structure, strong operability, safety and stability, does not need to use a motor, is low-carbon, environmentally friendly and low-cost, and can be used in medical institutions and families.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the mechanism for assisting a patient to get out of bed according to Embodiment 1 of the present utility model.

Fig. 2 is an enlarged structural schematic diagram of the translation mechanism of Embodiment 1 of the present utility model.

FIG. 3 is a schematic diagram of an enlarged structure of part A in FIG. 2 .

Among the figure, 1, safety rope, 2, cross bar, 3, pulley frame, 31, upper bar, 32, side bar, 33, pulley bearing, 34, lower bar, 4, connecting plate, 5, stay rope, 6, Chain block, 7. Fixing device, 8. Bed, 9. Fixing clip, 10. Bearing, 11. Support frame, 12. Handle, 13. Rotating rod, 14. Slider, 15. Guide rail, 16. Small pulley Frame, 17, small pulley, 18, large pulley, 19, middle pulley.

Detailed ways

In order to facilitate those skilled in the art to better understand the utility model, the utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments. The following is only exemplary and does not limit the protection scope of the utility model.

As shown in Figures 1-3, a mechanism for assisting a patient to get out of bed described in this embodiment includes a rotation mechanism, a translation mechanism and a lifting mechanism.

The rotating mechanism includes a supporting frame 11 , a bearing 10 and a rotating rod 13 , the rotating rod 13 is fixed on the supporting frame 11 through the bearing 10 , and a horizontal bar 2 is fixedly arranged on the upper part of the rotating rod 13 .

In this embodiment, both the rotating rod 13 and the cross bar 2 are made of 45-degree steel. The steel of this material has higher strength and better machinability, and is suitable for the mechanism described in this embodiment to withstand greater strength. The cross bar 2 and the rotating bar 13 are connected as a whole by welding.

The rotation mechanism mainly realizes the rotation through the angular contact bearing. In order to obtain the low friction torque, high rigidity and good rotation accuracy of the bearing, this embodiment adopts a steel ball with a small outer diameter.

The shape of the support frame 11 matches the shape of the bed support of the patient's bed 8 (because the bed in Figure 1 is not a structure that assists the patient to get out of bed, it is represented by a dotted line). In this embodiment, the support frame 11 is It is rectangular and its length is equivalent to the width of the bed; at least one fixing clip 9 is arranged on the support frame 11, and the fixing clip 9 is used to clamp and fix the support frame 11 and the bed back together. In this embodiment, the support frame The top and side of 11 are all provided with fixing clip 9, and the preferred G word fixing clip of fixing clip 9 is convenient to fix with the bed; in addition, rotating rod 13 is also fixed with the ground by screws (not shown). The firmness of the mechanism is ensured by fixing to the bed and the ground respectively.

Further, the rotating rod 13 is provided with a handle 12, which is generally located at the middle and lower part of the rotating rod 13, and can also be made height-adjustable; in addition, the surface of the handle 12 is provided with a rubber handle cover , to increase the friction between the hand and the handle.

The working principle of the rotating mechanism is as follows: the patient rotates the handle 12 under the action of the bearing 10 to drive the rotating rod 13 to rotate to realize the rotating movement of the whole mechanism.

Described translation mechanism is arranged on the cross bar 2, and translation mechanism comprises guide rail 15, slide block 14 and pulley block, and guide rail 15 is fixed on the below of cross bar 2 along the length direction of cross bar, and slide block 14 is slidably arranged on guide rail 15, and pulley block and The slider 14 is connected, and the pull cord 5 of the pulley block is pulled to make the slider 14 slide on the guide rail 15 so as to drive the patient arranged under the slider to translate.

In this embodiment, the pulley block includes two small pulleys 17, two middle pulleys 19 and two large pulleys 18, wherein one middle pulley and one large pulley are coaxially arranged and fixed to the cross bar 2 by a pulley bracket 3 At one end, another middle pulley and another large pulley are coaxially arranged and fixed to the other end of the cross bar 2 by another pulley frame 3, and a connecting plate 4 is respectively arranged at the front end and the rear end of the slider 14, and each connecting plate 4 A small pulley frame 16 is arranged on the top, and two small pulleys 17 are respectively arranged on a small pulley frame 16; wherein one of the small pulleys is connected with a large pulley by a stay rope 5, and the middle pulley coaxial with the large pulley and the slide block 14 Another small pulley is connected with another big pulley by stay rope 5, and the middle pulley coaxial with this big pulley is connected with the other end of slide block 14. In this embodiment, the pulley frame 3 is rectangular, including an upper rod 31, a lower rod 34 and two side rods 32, the upper rod 31 is a cuboid and fixed on the cross bar 2; the lower rod 34 is a cylinder shape, the lower rod 34 is equivalent to a pulley shaft, and the lower rod 34 is connected with the two side rods 32 by the pulley bearing 33 . One of the middle pulleys 19 and one of the large pulleys 18 are coaxially arranged on the lower bar 34 of one of the pulley frames, and the other middle pulley 19 and another large pulley 18 are coaxially arranged on the lower bar 34 of another pulley frame superior.

In this embodiment, the small pulley 17, the middle pulley 19 and the large pulley 18 are all made of H-shaped stainless steel pulleys with diameters of 20mm, 70mm and 130mm respectively.

The movement principle of the translation mechanism is: through the turning action of the two small pulleys 17 in the front and rear, the person pulls the stay rope 5 to drive the big pulley 18 to rotate; through the rotation of the large pulleys 18 at the left and right ends, the rotation of the middle pulley 19 at the left and right ends is realized. Rotate; because the middle pulley 19 at the left and right ends is connected with the slide block 14, and then the object under the slide block 14 is driven to move left and right when the middle pulley 19 rotates.

The lifting mechanism includes a chain block 6, which is connected under the slider 14, and a fixing device 11 for fixing the patient is arranged under the chain block 6.

The chain hoist 6, also known as fairy hoist, chain hoist, chain hoist, chain hoist, manual hoist, is a manual lifting machine that is easy to use and easy to carry, and is also called "chain hoist" or "chain hoist". ". It is suitable for short-distance lifting of small equipment and goods. The lifting capacity generally does not exceed 10T, the largest can reach 20T, and the lifting height generally does not exceed 6m. The shell of the chain hoist is made of high-quality alloy steel, which is strong and wear-resistant, and has high safety performance. When the hand chain hoist lifts the heavy object upwards, pull the manual chain clockwise and the hand chain wheel rotates, and pull the hand chain chain counterclockwise when descending, the brake seat is separated from the brake pad, the ratchet is stationary under the action of the pawl, and the five-tooth long axis Drive the lifting sprocket to run in the opposite direction, so as to lift and lower the heavy objects smoothly.

There are worm-type and gear-type chain hoists. This embodiment adopts a 2K-H planetary transmission structure, which has a relatively large transmission ratio. A ratchet mechanism is used to prevent the lifting sprocket from reversing and avoid unsafe accidents; The Yudiao brand 0.5t chain hoist is selected, which is made of alloy steel, with a lifting height of 4m and a weight of 8kg.

In this embodiment, the fixing device 7 can be a safety suit or a seat with a safety belt, and the safety suit is generally provided with a safety belt to ensure the safety of the patient during the transfer from the bed to the walker .

The working principle of the lifting mechanism: the patient pulls the chain hoist 6 by himself to drive the fixing device 7 to move up and down.

Further, a safety rope 1 is also provided above the cross bar 2, one end of the safety rope 1 is fixed on the rotating rod 13 above the cross bar, and the other end is fixed on the free end of the cross bar 2, and the safety rope 1 It forms a triangle with the cross bar 2 and the rotating rod 13, further strengthening the firmness of the mechanism for getting out of bed.

The utility model realizes the patient getting up or moving up and down by the lifting mechanism, realizes the patient's own translation by the translation mechanism, and the whole mechanism can provide the movement in the front and rear directions as well as the movement in the left and right directions through the rotation mechanism, so that the whole The range that the organization can provide is more extensive, and the functions of the whole organization are more comprehensive. The three major institutions provide services in various directions, which not only makes the institution more systematic, but also makes it easier to use based on its simplicity and clarity in actual use.

The above-mentioned method of using the mechanism for assisting patients to get out of bed includes the method of using the process of transferring from the bed to the getting out of bed mechanism and the method of using the process of transferring from the getting out of bed mechanism to the walking aid.

The first process, that is, the method of using the described transfer from bed to the process of getting out of bed mechanism, comprises the steps:

S11, adjust the rotating mechanism, the patient rotates the handle 12 to rotate the rotating rod 13, and the rotating rod drives the fixing device 7 below the cross bar to rotate, so that the fixing device rotates to a position close to the patient;

S12. Adjust the lifting mechanism. The patient pulls the chain hoist 6 to drive the fixing device 7 to move up and down, thereby adjusting the fixing device to a height equivalent to the bed surface. Higher, slightly lower or equal;

S13, adjust the translation mechanism, the patient pulls the pull rope 5 to translate the slider 14, thereby driving the fixing device 7 to translate to the bed;

S14. The patient fixes the body on the fixing device 7, and takes protective measures, such as fastening the seat belt or fastening the safety buckle.

As preferably, for the patient who cannot support the bed surface directly with the arm, step S11' is also included before the step S12: the patient pulls the chain hoist 6 to realize getting up.

The second process, that is, the method of using the transfer from the getting out of bed mechanism to the walking aid process, includes the following steps:

S21. After the patient is fixed on the fixing device 7, adjust the rotating mechanism, turn the handle 12 to make the rotating rod 13 rotate, and the rotating rod drives the fixing device to rotate, so that the patient rotates to a position close to the walker;

S22. Adjust the lifting mechanism. The patient pulls the chain hoist 6 to drive the fixing device 7 to move up and down, thereby adjusting the fixing device to a height that matches the walking aid. The "matching height" mentioned here means that the patient can directly transfer to the walking aid. The height on the walker, for example, if the walker is a wheelchair, the matching height can be that the bottom surface of the fixing device is slightly higher, slightly lower or equal to the sitting surface of the wheelchair.

S23. The patient is transferred to the walking aid, and then the fixing device is released.

Preferably, before or after the step S22, a step of adjusting the translation mechanism is included: the patient pulls the pull cord 5 to translate the slider 14, thereby driving the patient to translate to a position facing the walker or directly above the walker.

In the description of the present utility model, the orientation or positional relationship indicated by the terms "up", "down", "front", "rear", "left", "right", "high", "low" etc. are based on the drawings The orientations or positional relationships shown, or the customary orientation names in daily life, are only for describing the utility model and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, and must have a specific orientation. construction and operation, therefore, should not be construed as limiting the utility model.

The above only describes the basic principle and preferred implementation of the present utility model, and those skilled in the art can make many changes and improvements according to the above description, and these changes and improvements should belong to the protection scope of the present utility model.

Claims (6)

1. The mechanism 1. a kind of auxiliary patient leaves the bed, which is characterized in that including rotating mechanism, translation mechanism and elevating mechanism；

   The rotating mechanism includes support frame (11), bearing (10) and swingle (13), and swingle (13) is solid by bearing (10) Due on support frame (11), a cross bar (2) is fixedly installed in the top of swingle (13)；

   The translation mechanism is set on cross bar (2), and translation mechanism includes guide rail (15), sliding block (14) and pulley blocks, guide rail (15) lower section of cross bar (2) is fixed on along cross bar length direction, sliding block (14) is slideably positioned on guide rail (15), pulley blocks and cunning Block (14) connection drives and is set to by pulling the drawstring (5) of pulley blocks to slide sliding block (14) on guide rail (15) Object translation below sliding block；

   The elevating mechanism includes chain block (6), and chain block is connected to the lower section of sliding block (14), under chain block (6) Side's setting is used for the fixation device (7) of immobilized patients.
2. 2. the mechanism according to claim 1 that leaves the bed, which is characterized in that the pulley blocks include two truckles (17), two A middle pulley (19) and two big pulley (18), one of middle pulley and one big pulley it is coaxial setting and pass through a pulley Frame (3) is fixed on one end of cross bar (2), another middle pulley and another big pulley are coaxial to be arranged and pass through another pulley yoke (3) it is fixed on the other end of cross bar (2), a connecting plate (4), each connecting plate is respectively arranged in the front-end and back-end of sliding block (14) (4) a truckle frame (16) is set on, and two truckles (17) are respectively set on a truckle frame (16)；One of them is small Pulley is connect by drawstring (5) with one big pulley, and the middle pulley coaxial with the big pulley is connect with the one end of sliding block (14)；Separately One truckle is connect by drawstring (5) with another big pulley, and the middle pulley coaxial with the big pulley is another with sliding block (14) One end connection.
3. 3. the mechanism according to claim 2 that leaves the bed, which is characterized in that the pulley yoke (3) is rectangle, including upper boom (31), lower beam (34) and two side levers (32), upper boom (31) are cuboid and are fixed on cross bar (2) that lower beam (34) is cylinder It shape and is connect with two side levers (32) by pulley bearings (33).
4. 4. the mechanism according to claim 1-3 that leaves the bed, which is characterized in that support frame as described above is arranged at least on (11) 1 fixing clamp (9).
5. 5. the mechanism according to claim 4 that leaves the bed, which is characterized in that be provided with lever (12) on the swingle (13).
6. 6. -3 any one or the mechanism that leaves the bed described in 5 according to claim 1, which is characterized in that the top of the cross bar (2) is also set Be equipped with safety rope (1), on the swingle (13) that one end of safety rope is fixed on above cross bar, the other end be fixed on cross bar (2) Free end.