WO2022078113A1

WO2022078113A1 - Novel medical electric moving trolley

Info

Publication number: WO2022078113A1
Application number: PCT/CN2021/117063
Authority: WO
Inventors: 王明训
Original assignee: 青岛柒有医疗科技有限公司
Priority date: 2020-10-14
Filing date: 2021-09-08
Publication date: 2022-04-21
Also published as: CN112274333A; CN112274333B

Abstract

The present invention relates to the technical field of medical devices, and specifically relates to a novel medical electric moving trolley, which comprises a bed frame, a bottom plate, a lifting apparatus, a transfer plate, a transmission apparatus and a conveyor belt. Provided is a novel medical electric moving trolley, the transfer plate is provided on the bed frame and the conveyor belt is provided on the transfer plate, and the transmission apparatus can drive the transfer plate to slide on the bed frame and drive the conveyor belt to move, and so automatically transporting patients from a hospital bed onto the moving trolley or the automatic transfer from the moving trolley to another bed can be achieved, thus reducing manual handling workload, transfer operations are convenient, and secondary injuries on patients caused by substantial handling can be prevented. By providing the lifting apparatus between the bed frame and the bottom plate, the vertical height of the bed frame can be adjusted, and is suitable for transferring to hospital beds or operating tables of different heights. By providing a power wheel apparatus on the bottom plate, a large amount of manpower can be reduced to achieve the movement of the moving trolley, and usage is convenient.

Description

A new type of medical electric lift car

technical field

The invention relates to the technical field of medical equipment, in particular to a novel medical electric shift vehicle.

Background technique

The lift car used to assist the transfer of patients in hospitals is widely used. For example, there are a large number of critically ill patients in the hospital who are paralyzed or unable to move on their own. Transfer; or transfer the patient who needs surgery from the ward to the operating room for surgery, or the patient who has just completed the surgery needs to be transferred to the ward for rest, etc., all need to use a lift car. At present, the function of the existing lift car is relatively simple, and it can only realize the movement of the medical bed. However, the transfer of patients mostly requires manual transportation by doctors or nurses. For medical staff, the workload is large and requires a lot of manpower. , especially for most female nurses, it is inconvenient to operate. In addition, for patients, especially those with more serious conditions or special conditions, the large-scale back and forth transportation will not only increase the pain of the patient, but also may cause secondary injury to the patient, contact infection, etc., and aggravate the patient's condition.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a new type of medical electric displacement vehicle to solve the existing technical problems existing in the above background technology.

In order to solve the above-mentioned technical problems, the technical solution provided by the present invention is as follows: a new type of medical electric displacement vehicle is provided, which includes a bed frame, a bottom plate, a lifting device, a transfer plate, a transmission device and a conveyor belt; the bed frame and the bottom plate are provided. A lifting device is arranged between them, one end of the lifting device is arranged at the bottom end of the bed frame, and the other end is arranged at the top end of the bottom plate; the transfer plate is arranged on the bed frame, and the transmission device is symmetrically arranged at both ends of the bed frame, so The transmission device drives the transfer plate to slide on the bed frame, the conveyor belt is sleeved on the outside of the transfer plate, one side of the transfer plate is rotatably connected with a driving roller, and the other side is rotatably connected with a driven roller. The driven rollers are connected through a transmission belt, and a universal wheel is installed at the bottom end of the bottom plate.

Based on the above technical solutions, the lifting device includes an inner sleeve, an outer sleeve, a first sliding block, a sliding rod and a first electric push rod, and a first sliding block is fixedly arranged on the outer side wall of the inner sleeve, The outer sleeve is sleeved outside the inner sleeve, a sliding rod is fixed on the inner wall of the outer sleeve, and the first electric push rod drives the first sliding block to slide on the sliding rod.

On the basis of the above technical solution, the transmission device includes a driving motor, a driving gear, a transmission gear, a moving gear, a driven gear and a transmission rack, the driving motor drives the driving gear to rotate, and the driving gear meshes with the driving gear, The moving gear is arranged on one side of the transmission gear and rotates synchronously with the transmission gear, the driven gear meshes with the transmission gear, the driven gear drives the driving roller to rotate, and the moving gear meshes with the transmission rack to drive , the driving gear, the transmission gear and the driven gear are mounted on the fixing plate on one side of the transfer plate, and the transmission rack is fixedly arranged on the inner wall of the bed frame.

On the basis of the above technical solution, it also includes a power wheel device disposed on the mounting frame of the bottom plate, the power wheel device comprising a second electric push rod, a connecting shaft, a mounting frame, a power wheel, a shock-absorbing rocker and a bracket, the The second electric push rod is fixedly arranged on the installation frame, the connecting shaft is arranged between the installation frames, one end of the installation frame is hinged on the connecting shaft, and the other end is rotatably connected with a power wheel, and the installation frames are arranged between There is a mounting plate, the mounting plate is provided with a shock-absorbing rod, the shock-absorbing rocker is movably connected to the top of the shock-absorbing rod, the bracket is hinged on both sides of the shock-absorbing rocker, and the second electric push rod is free The end is hinged with the top end of the bracket, and the bottom end of the bracket is hinged with the connecting shaft.

On the basis of the above technical solutions, a limit baffle plate is provided on the side of the transfer plate close to the driving roller, and the limit baffle plate is hinged to the side wall of the fixed plate.

On the basis of the above technical solutions, a second sliding block is fixedly arranged on the outer side wall of the fixing plate, and a strip-shaped sliding rail is arranged on the inner side wall of the bed frame, and the second sliding block is suitable for the strip-shaped sliding rail. match.

On the basis of the above technical solutions, the bottom end of the transmission rack is provided with a slideway, the fixed plate is rotatably connected with a roller, and the roller is slidably connected with the slideway.

On the basis of the above technical solutions, the bottom surface of the transfer plate is arranged obliquely, and the diameter of the driving roller is larger than that of the driven roller.

On the basis of the above technical solution, guardrails are symmetrically arranged on both sides of the bed frame, and the bottom end of the guardrail is hinged with the outer side wall of the bed frame.

On the basis of the above technical solutions, a corrugated pipe is sleeved on the outer side of the lifting device, one end of the corrugated pipe is fixedly arranged at the bottom end of the bed frame, and the other end is fixedly arranged at the top end of the bottom plate.

The beneficial effects produced by the technical solution provided by the present invention are:

1. The present invention provides a new type of medical electric displacement vehicle. By being provided with a transfer plate on the bed frame and a conveyor belt on the transfer plate, the transfer plate can be driven to slide on the bed frame and the transmission belt moves through the transmission device. It can realize the automatic transportation of patients from the hospital bed to the shift car or from the shift car to other beds, which reduces the workload of manual handling, the transfer operation is convenient, and it can also avoid the large-scale transportation caused by the patient. secondary damage.

2. By arranging a lifting device between the bed frame and the bottom plate, the vertical height of the bed frame can be adjusted, which can be suitable for conveying to beds or operating tables of different heights; at the same time, a first sliding block and an operating table are added to the lifting device. The sliding mechanism of the sliding bar can be more stable in the process of raising and lowering the bed, and there will be no eccentricity, swing and other undesirable phenomena, reducing the impact on the patient.

3. By arranging a power wheel device on the bottom plate, and by controlling the second electric push rod to realize the retraction and release of the power wheel, electric assistance can be provided to the overall shift car and the power wheel can rotate 360°. In practical applications, it can be The movement of the shift car can be realized by reducing a lot of manpower, and the use is more convenient.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present invention;

Fig. 2 is the front view of the present invention;

Figure 3 is a cross-sectional view of the present invention;

Fig. 4 is the structural representation of the lifting device in the present invention;

Fig. 5 is the top view of the lifting device in the present invention;

Fig. 6 is the structural representation of the transfer plate in the present invention;

Fig. 7 is the structural representation of the transmission device in the present invention;

8 is a schematic structural diagram of a transmission device and a limit baffle in the present invention;

Fig. 9 is the installation structure schematic diagram of the power wheel device in the present invention;

Fig. 10 is the structural representation of the power wheel device in the present invention;

Detailed ways

Below in conjunction with accompanying drawing and embodiment, the present invention will be further described:

In the present invention, unless otherwise expressly specified and limited, the terms "installed", "connected", "connected", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection , or integrated; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal connection of two elements or the interaction relationship between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "left", "right", "front", "rear", "top", "bottom", etc. are based on the drawings. The orientation or positional relationship shown is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention. limit.

As shown in Figures 1 to 10, a new type of medical electric shift car includes a bed frame 1, a base plate 2, a lifting device 3, a transfer plate 4, a transmission device 5 and a conveyor belt 6; between the bed frame 1 and the base plate 2 A lifting device 3 is provided, one end of the lifting device 3 is arranged at the bottom end of the bed frame 1, and the other end is arranged at the top of the bottom plate 2; the transfer plate 4 is arranged on the bed frame 1, and the transmission device 5 is symmetrically arranged at both ends of the bed frame 1, and the transmission The device 5 drives the transfer plate 4 to slide on the bed frame 1. The conveyor belt 6 is sleeved on the outside of the transfer plate 4. One side of the transfer plate 4 is rotatably connected to a driving roller 41, and the other side is rotatably connected to a driven roller 42. The driving roller 41 It is connected with the driven roller 42 through the transmission belt 6, and a universal wheel 7 is installed at the bottom end of the bottom plate 2. More preferably, a brake switch 19 is installed on the universal wheel 7, which is convenient to control the movement and stop of the shift vehicle.

The present invention provides a new type of medical electric shift vehicle. By setting the transfer plate 4 on the bed frame 1, the transfer plate 4 is driven to slide relative to the bed frame through the transmission device 5; at the same time, the transfer plate 4 is provided with a The conveyor belt 6, through the rotation of the driving roller 41, drives the driven roller 42 and the conveyor belt 6 to move, which can realize the automatic transportation of patients from the hospital bed or operating table to the shift car, or realize the automatic transportation of patients from the shift car to other beds or operating tables. , reducing the workload of manual handling, the patient transfer operation is convenient, and the secondary injury caused by the large-scale handling to the patient can also be avoided.

On the basis of the above technical solutions, as shown in FIGS. 4 and 5 , the lifting device 3 includes an inner sleeve 31 , an outer sleeve 32 , a first sliding block 33 , a sliding rod 34 and a first electric push rod. A first sliding block 33 is fixed on the outer side wall, the outer sleeve 32 is sleeved on the outside of the inner sleeve 31, and a sliding rod 34 is fixed on the inner wall of the outer sleeve 32. The first electric push rod drives the first sliding block 33 to slide. The rod 34 slides up. By arranging a lifting device 3 between the bed frame 1 and the bottom plate 2, the vertical height of the bed frame 1 can be adjusted, which can be suitable for transferring patients to different height beds or operating tables; A sliding mechanism in which the sliding block 33 and the sliding rod 34 cooperate can be more stable during the lifting and lowering of the shift cart, enhance stability, avoid eccentricity, swing and other phenomena, and reduce adverse effects on patients.

Based on the above technical solutions, as shown in FIGS. 7 and 8 , the transmission device 5 includes a driving motor 51 , a driving gear 52 , a transmission gear 53 , a moving gear 54 , a driven gear 55 and a transmission rack 56 , and the driving motor 51 drives The driving gear 52 rotates, the transmission gear 53 meshes with the driving gear 52, the moving gear 54 is arranged on one side of the transmission gear 53 and is coaxially arranged to rotate synchronously with the transmission gear 53, the driven gear 55 meshes with the transmission gear 53, and the driven gear 55 drives The driving roller 7 rotates, the moving gear 54 meshes with the transmission rack 56 for transmission, the driving gear 52, the transmission gear 53 and the driven gear 55 are installed on the fixed plate 8 on one side of the transfer plate 4, and the transmission rack 56 is fixed on the bed frame 1 on the inner wall. The cooperation of the moving gear 54 and the transmission rack 56 drives the reciprocating motion of the transfer plate 4. By setting the moving gear 54 in the transmission device 5 at the middle position of the driving gear 52 and the driven gear 55, the force on the moving gear 54 is reduced. , prolong the service life, and can also enhance the stability of the transmission process.

On the basis of the above technical solutions, more preferably, a second sliding block 11 is fixedly arranged on the outer side wall of the fixing plate 8, and a bar-shaped sliding rail 12 is arranged on the inner side wall of the bed frame 1, and the second sliding block 11 is connected with the bar-shaped sliding block. The rail 12 is adapted. On the basis of the above technical solution, the bottom end of the transmission rack 56 is provided with a slideway 13 , the fixed plate 8 is rotatably connected with a roller 14 , and the roller 14 is slidably connected with the slideway 13 . By arranging the second sliding block 11 and the bar-shaped sliding rail 12 on one side of the moving gear 54, and setting the roller 14 and the sliding rail 13 on the other side, the moving gear 54 can be limited to achieve stable transmission. In addition, the above arrangement can also increase the use safety of the transfer plate 4, avoid the bad problem of the transfer plate 4 shaking up and down caused by a long use time, and prolong the service life of the transfer plate 4 and the transmission device 5.

On the basis of the above technical solutions, as shown in FIGS. 9 and 10 , a power wheel device 9 is provided on the mounting frame 21 of the bottom plate 2 , and the power wheel device 9 includes a second electric push rod 91 , a connecting shaft 92 , and a mounting frame. 93. The power wheel 94, the shock-absorbing rocker 95 and the bracket 96, the second electric push rod 91 is fixedly arranged on the installation frame 21, the connecting shaft 92 is arranged between the installation frames 21, and one end of the installation frame 93 is hinged to the connecting shaft 92 The other end is rotatably connected with a power wheel 94, a mounting plate 97 is arranged between the mounting brackets 93, a shock-absorbing rod 98 is arranged on the mounting plate 97, the shock-absorbing rocker 95 is movably connected to the top of the shock-absorbing rod 98, and the bracket 96 is hinged On both sides of the shock-absorbing rocker 95 , the free end of the second electric push rod 91 is hinged with the top end of the bracket 96 , and the bottom end of the bracket 96 is hinged with the connecting shaft 92 . By disposing the power wheel device 9 on the base plate 2, the power wheel 94 can be retracted and retracted by controlling the second electric push rod 91, and the power wheel 94 is electrically controlled, so as to provide electric assistance to the whole shift vehicle and the power wheel 94 360° rotation can be achieved. In practical applications, the movement of the shift car can be realized by reducing a lot of manpower, which is more convenient to use. The power wheel device 9 is provided with a shock-absorbing rocker 95, which can adapt to the protrusions or depressions on the ground during the moving process, has good use comfort, high safety, and is suitable for various road conditions.

On the basis of the above technical solutions, a limiting baffle 10 is provided on the side of the transfer plate 4 close to the driving roller 41 , and the limiting baffle 10 is hinged to the side wall of the fixing plate 8 . The limit baffle 10 plays a limiting role when the transfer plate 4 carries the patient and resets, that is, the limit baffle 10 stops moving after touching the inner wall of the bed frame 1; the top of the limit baffle 10 is higher than the transfer plate The top surface of the transfer plate 4 can protect the patient during the movement of the transfer plate 4 to avoid slipping and other phenomena.

On the basis of the above technical solution, as shown in FIG. 6 , the bottom surface of the transfer plate 4 is inclined and the diameter of the driving roller 41 is larger than that of the driven roller 42 . This arrangement can make the transfer plate 4 more convenient when transporting the patient, that is, the thickness of one end of the transfer plate 4 that is in contact with the patient is smaller than the thickness of the other end, which makes it easier to contact the patient, and the transportation is more convenient, and at the same time, it also reduces the possibility that the patient may be caused by the transfer process. discomfort occurs.

On the basis of the above technical solution, guardrails 15 are arranged symmetrically on both sides of the bed frame 1, and the bottom end of the guardrail 15 is hinged with the outer side wall of the bed frame 1. When the transfer plate 4 is working, the guardrail 15 on the corresponding side is put down, and the patient Lift it up when it is transferred to the shift car, which can protect the patient during the transfer process, avoid slipping and other phenomena, and cause more serious injury to the patient. Preferably, both ends of the bed frame 1 are fixedly provided with handles 17 to facilitate the medical staff to move the shift cart.

On the basis of the above technical solutions, a corrugated pipe 16 is sleeved outside the lifting device 3 , one end of the corrugated pipe 16 is fixedly arranged at the bottom end of the bed frame 1 , and the other end is fixedly arranged at the top end of the bottom plate 2 . The bellows 16 is sleeved on the outer side of the lifting device 3, which can decorate the appearance of the displacement vehicle, and has good aesthetics. It can also rely on its own ductility to expand or contract with the vertical movement of the lifting device 3. play an auxiliary role.

More preferably, the bottom end of the bed frame 1 is fixedly provided with a storage basket 18, which can store medicines or personal items required by the patient.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and it will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but without departing from the spirit or essential aspects of the present invention. In the case of the characteristic features, the present invention can be implemented in other specific forms. Therefore, the embodiments are to be regarded in all respects as illustrative and not restrictive, and the scope of the invention is to be defined by the appended claims rather than the foregoing description, which are therefore intended to fall within the scope of the claims. All changes within the meaning and scope of the equivalents of , are included in the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

In addition, it should be understood that although this specification is described in terms of embodiments, not each embodiment only includes an independent technical solution, and this description in the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole , the technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Claims

A new type of medical electric shift car is characterized in that it comprises a bed frame (1), a bottom plate (2), a lifting device (3), a transfer plate (4), a transmission device (5) and a conveyor belt (6); A lifting device (3) is arranged between the bed frame (1) and the bottom plate (2), one end of the lifting device (3) is arranged at the bottom end of the bed frame (1), and the other end is arranged at the top of the bottom plate (2); The transfer plate (4) is arranged on the bed frame (1), the transmission device (5) is symmetrically arranged at both ends of the bed frame (1), and the transmission device (5) drives the transfer plate (4) on the bed frame. (1) Slide up, the conveyor belt (6) is sleeved on the outside of the transfer plate (4), one side of the transfer plate (4) is rotatably connected with a driving roller (41), and the other side is rotatably connected with a driven roller (42), the driving roller (41) and the driven roller (42) are connected through a transmission belt (6), and a universal wheel (7) is installed at the bottom end of the bottom plate (2).
A new type of medical electric displacement vehicle according to claim 1, characterized in that, the lifting device (3) comprises an inner sleeve (31), an outer sleeve (32), a first sliding block (33), A sliding rod (34) and a first electric push rod, a first sliding block (33) is fixedly arranged on the outer side wall of the inner sleeve (31), and the outer sleeve (32) is sleeved on the inner sleeve (31) ) outside, a sliding rod (34) is fixedly arranged on the inner wall of the outer sleeve (32), and the first electric push rod drives the first sliding block (33) to slide on the sliding rod (34).
A new type of medical electric shift vehicle according to claim 1, characterized in that, the transmission device (5) comprises a drive motor (51), a driving gear (52), a transmission gear (53), a moving gear ( 54), a driven gear (55) and a transmission rack (56), the drive motor (51) drives the driving gear (52) to rotate, the transmission gear (53) meshes with the driving gear (52), the movement The gear (54) is arranged on one side of the transmission gear (53) and rotates synchronously with the transmission gear (53) coaxially. The driven gear (55) meshes with the transmission gear (53), and the driven gear (55) Drive the driving roller (7) to rotate, the moving gear (54) meshes with the transmission rack (56) for transmission, the driving gear (52), the transmission gear (53) and the driven gear (55) are installed on the transfer plate ( 4) On the fixing plate (8) on one side, the transmission rack (56) is fixedly arranged on the inner wall of the bed frame (1).
A new type of medical electric displacement vehicle according to claim 1, characterized in that it further comprises a power wheel device (9) arranged on the mounting frame (21) of the bottom plate (2), the power wheel device (9) ) comprises a second electric push rod (91), a connecting shaft (92), a mounting bracket (93), a power wheel (94), a shock-absorbing rocker (95) and a bracket (96), the second electric push rod ( 91) is fixedly arranged on the mounting frame (21), the connecting shaft (92) is arranged between the mounting frames (21), one end of the mounting frame (93) is hinged on the connecting shaft (92), and the other end rotates A power wheel (94) is connected, a mounting plate (97) is arranged between the mounting brackets (93), a shock-absorbing rod (98) is arranged on the mounting plate (97), and the shock-absorbing rocker (95) ) is movably connected to the top of the shock-absorbing rod (98), the bracket (96) is hinged on both sides of the shock-absorbing rocker (95), and the free end of the second electric push rod (91) is hinged to the top of the bracket (96) , the bottom end of the bracket (96) is hinged with the connecting shaft (92).
A new type of medical electric shift vehicle according to claim 3, characterized in that, a limit baffle plate (10) is provided on the side of the transfer plate (4) close to the driving roller (41), and the limit The baffle plate (10) is hinged with the side wall of the fixing plate (8).
A new type of medical electric displacement vehicle according to claim 3, characterized in that a second sliding block (11) is fixedly arranged on the outer side wall of the fixing plate (8), and the bed frame (1) is provided with a second sliding block (11). A bar-shaped sliding rail (12) is arranged on the inner side wall, and the second sliding block (11) is adapted to the bar-shaped sliding rail (12).
A new type of medical electric displacement vehicle according to claim 3, characterized in that a slideway (13) is provided at the bottom end of the transmission rack (56), and a rotatable connection is provided on the fixed plate (8). A roller (14) is slidably connected with the slideway (13).
A new type of medical electric shift vehicle according to claim 1, characterized in that the bottom surface of the transfer plate (4) is inclined and arranged, and the diameter of the driving roller (41) is larger than that of the driven roller (42). diameter.
A new type of medical electric displacement vehicle according to claim 1, characterized in that, guardrails (15) are symmetrically arranged on both sides of the bed frame (1), and the bottom end of the guardrail (15) is connected to the bed frame (15). 1) The outer side wall is hinged.
A new type of medical electric displacement vehicle according to claim 1, characterized in that a corrugated pipe (16) is sleeved on the outer side of the lifting device (3), and one end of the corrugated pipe (16) is fixedly arranged on the bed The bottom end of the frame (1) is fixedly arranged on the top end of the bottom plate (2).