Electric shifting machine device
By designing a motorized shifter device with the function of adjusting the angle of the legs and suspending height, the existing motorized shifter's safety and efficiency problems when lifting patients is solved, achieving higher safety and flexibility, and meeting the needs of various environments.
Patent Information
- Application Number
- CN202510033524.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-09
- Publication Date
- 2025-03-07
AI Technical Summary
Existing electric shifters are less safe, less efficient when lifting patients, and are difficult to adjust the height and tensioning angle, which cannot meet the needs of different environments.
An electric shifter device is designed, including a chassis part, a cross beam, a suspension part and a push rod part. The angle adjustment of the legs and the height adjustment of the suspension part are achieved through universal wheels, rotating powder bearings, connecting rods and electric push rods.
It realizes flexible adjustment of the height and outrigger angle of the shifter, improves the safety and efficiency of patient lifting, meets the use needs in different environments, and reduces costs.
Smart Images
Figure CN119564430A_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the technical field of nursing equipment, and in particular to an electric transfer machine device. Background Art
[0002] At present, the traditional manual shifting by professional caregivers requires a high level of physical strength from the caregivers. If they are not careful, the caregivers may sprain their waists, causing harm to the caregivers and bedridden patients. The shifting is not safe and the efficiency is very low.
[0003] Although the use of a hand-pushed electric lift to lift and transfer reduces the physical stress of the nursing staff, the patient lacks a sense of security when being lifted and is resistant to this method of transfer. The accompanying staff must stand behind the hand-pushed lift during transfer, and cannot protect the lifted bedridden patient in time, which can easily cause harm to the bedridden patient.
[0004] Therefore, how to provide an electric transfer machine device with simple structure, easy use, high strength, low cost, high safety and controllable adjustment of the height and extension and retraction angle of the transfer machine is a technical problem that needs to be solved urgently by technical personnel in this field. Summary of the invention
[0005] In order to improve the problems of inconvenience in use and low safety of transfer machines in the prior art, the present application provides an electric transfer machine device.
[0006] The electric transfer machine device provided in this application adopts the following technical solution:
[0007] An electric shifting machine device comprises a chassis part, which is used to support the entire device, including a left leg and a right leg, and universal wheels are respectively installed on the left leg and the right leg; a crossbeam is arranged between the left leg and the right leg, and the two ends of the crossbeam in the length direction are respectively connected to the left leg and the right leg, and the crossbeam comprises a beam plate, a rotating powder bearing, a rotating shaft, a connecting rod rotating shaft, a connecting rod, a rotating push rod, and an opening push rod, wherein there are two rotating shafts, which are respectively installed at the two ends of the length direction of the beam plate, and there are two rotating powder bearings, which are respectively sleeved on the two rotating shafts, and the left leg and the right leg are close to each other on one side. Ears are fixedly arranged, and the ears are rotatably connected to the beam plate through a rotating shaft and a rotating powder bearing; there are two connecting rods, one end of the two connecting rods in the length direction is rotatably connected to the ear pieces through a connecting rod rotating shaft, and the other end is pinned to the rotating push rod; the open push rod is installed on the beam plate, and is used to push the rotating push rod to rotate, and the rotation of the rotating push rod drives the connecting rod to move, and the rotation of the connecting rod drives the ear pieces to rotate, and the ear pieces drive the left leg and the right leg to rotate; the column part is used to disperse the weight and load of the whole mechanism and the operator to move the whole mechanism; the forearm part is used to install the suspension part; the push rod part is used to adjust the height of the suspension part; the suspension part is used to suspend the patient.
[0008] Preferably, the opening push rod includes an electric push rod and a rotating shaft block, the cylinder body of the electric push rod is rotatably connected to the beam plate through the opening push rod bottom shaft, the top end of the piston rod of the electric push rod is rotatably connected to the opening push rod front shaft, a push rod fixing block is provided on the opening push rod front shaft, the push rod fixing block is fixedly connected to the rotating shaft block, a rotating shaft and a rotating shaft bearing are provided between the rotating shaft block and the rotating push rod, the rotating shaft block and the rotating push rod are rotatably connected through the cooperation of the rotating shaft and the rotating shaft bearing, the rotating shaft is installed on the beam plate; a retaining ring is provided on the rotating shaft bearing.
[0009] Preferably, the column portion includes a large arm, which is fixedly connected to the crossbeam; a battery pack is installed on the large arm; a left armrest cover and a right armrest cover are respectively provided on both sides of the large arm in the width direction, and a handrail tube is commonly installed on the left armrest cover and the right armrest cover.
[0010] Preferably, the forearm portion comprises a forearm, and the forearm is rotatably connected to the upper arm via a pin connection.
[0011] Preferably, the push rod portion comprises a lifting push rod, and both ends of the lifting push rod in the length direction are respectively hinged to the forearm and the upper arm.
[0012] Preferably, the suspension part includes a hook, a hook pin and a hook device, the hook is connected to the forearm through the hook pin; the hook device includes a hook upper shaft, a hook shaft and a hook frame, the hook upper shaft is assembled with the hook, the upper end of the hook upper shaft is used to connect with the hook, the hook shaft is installed on the hook upper shaft, the end of the hook shaft away from the hook upper shaft is rotatably connected to the hook frame through a bearing, so that the hook frame can rotate around the axis of the hook shaft; a lubricating sheet is sleeved on the hook shaft, and the lubricating sheet is located between the hook frame and the hook upper shaft.
[0013] Preferably, torsion springs and buckles are installed at both ends of the hook frame.
[0014] Preferably, a hook rubber sleeve is attached to the hook frame.
[0015] Preferably, the hook shaft is inserted in the hook upper shaft, and a hook pin for limiting the hook shaft is inserted on the hook upper shaft.
[0016] In summary, the present application includes at least one of the following beneficial technical effects: an electric transfer machine device in the present application can help patients move from one position to another, and can be used when the patient needs to be lifted and to help those with impaired physical functions or mobility difficulties, such as disabled people, recovering patients or the elderly, and can meet the needs of hospitals, nursing homes and private families. Compared with other similar transfer machines, the electric transfer machine of the present invention can not only adjust the lifting height of the transfer machine and the angle of extension and retraction of the legs on both sides to meet the use needs of different patients in various environments, but also has a battery pack. On the one hand, the device can be manually controlled, and on the other hand, the battery can be repeatedly charged, which greatly reduces costs and is more green and intelligent. At the same time, it solves the psychological fear problem of bedridden patients when they are lifted and transferred due to being separated from the physical care of nursing staff, reduces the burden on nursing staff, and enhances the safety of the transfer machine. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 This is a schematic diagram of the overall structure of an electric transfer machine device in the embodiment;
[0018] Figure 2 is a side view of an electric lift in an embodiment;
[0019] Figure 3 is a top view of an electric lift in an embodiment;
[0020] Figure 4 is a top cross-sectional view of an electric lift in an embodiment;
[0021] Figure 5 A cross-sectional view of the left side of a chassis with electric shifting in an embodiment;
[0022] Figure 6 for Figure 5 A magnified view of part A;
[0023] Figure 7 A partial cross-sectional view of an open push rod rotation position of an electric lift in an embodiment;
[0024] Figure 8 is a cross-sectional view of a suspension portion of an electric lift in an embodiment;
[0025] Fig. 9 It is a cross-sectional view of a hook device of an electric lift in an embodiment.
[0026] Explanation of the reference numerals: 1. Left outrigger; 2. Right outrigger; 3. Crossbeam; 4. Upper arm; 5. Lower arm; 6. Hook device; 7. Hook; 8. Hook pin; 9. Lifting push rod; 10. Battery pack; 11. Handrail tube; 12. Universal wheel; 13. Upper pin of lifting push rod; 14. Left handrail cover; 15. Outrigger pad; 16. Arm connecting pin; 17. Screw; 18. Handrail tube fixing block; 19. Lower pin of lifting push rod; 20. Right handrail cover; 21. Rotating push rod; 22. Chassis cover plate; 23. Wiring Coil; 24, connecting rod; 25, connecting rod shaft; 26, open push rod; 27, open push rod bottom shaft; 28, open push rod front shaft; 29, push rod fixing block; 30, rotating powder bearing; 31, rotating shaft; 32, rotating shaft block; 33, rotating shaft bearing; 34, retaining ring; 35, rotating shaft; 61, hook frame; 62, hook rubber sleeve; 63, buckle; 64, torsion spring; 65, compression spring; 66, compression shaft; 67, hook upper shaft; 68, lubricating sheet; 69, bearing; 610, hook shaft; 611, hook pin. DETAILED DESCRIPTION
[0027] The following is combined with Figure 1-9 This application is described in further detail.
[0028] The present application embodiment discloses an electric transfer machine device, referring to Figure 1 The transfer machine device includes a chassis part, which is used to support the entire device, including a left leg 1 and a right leg 2. The left leg 1 and the right leg 2 are respectively equipped with universal wheels 12, and the universal wheels 12 are equipped with brakes; the left leg 1 and the right leg 2 are both equipped with leg pads 15 to reduce the damage to the transfer machine caused by objects falling from the legs.
[0029] Reference Figures 1 to 7A crossbeam 3 is arranged between the left leg 1 and the right leg 2, and the two ends of the crossbeam 3 in the length direction are respectively connected to the left leg 1 and the right leg 2. The crossbeam 3 includes a beam plate, a rotating powder bearing 30, a rotating shaft 31, a connecting rod rotating shaft 25, a connecting rod 24, a rotating push rod 21 and an opening push rod 26, wherein there are two rotating shafts 31, which are respectively installed at the two ends of the length direction of the beam plate, there are two rotating powder bearings 30, which are respectively sleeved on the two rotating shafts 31, and the left leg 1 and the right leg 2 An ear piece is fixedly provided on one side close to each other, and both ear pieces are rotatably connected to the beam plate through a rotating shaft 31 and a rotating powder bearing 30; there are two connecting rods 24, one end of the two connecting rods 24 in the length direction is rotatably connected to the ear piece through a connecting rod rotating shaft 25, and the other end is jointly pinned to the rotating push rod 21, and the opening push rod 26 is used to push the rotating push rod 21 to rotate. The opening push rod 26 includes an electric push rod and a rotating shaft block 32. The cylinder body of the electric push rod is rotatably connected to the beam plate through the opening push rod bottom shaft 27. The top end of the piston rod of the moving push rod is rotatably connected with the front shaft 28 of the opening push rod, and a push rod fixing block 29 is arranged on the front shaft 28 of the opening push rod, and the push rod fixing block 29 is fixedly connected to the rotating shaft block 32, and a rotating shaft 35 and a rotating shaft bearing 33 are arranged between the rotating shaft block 32 and the rotating push rod 21. The rotating shaft block 32 and the rotating push rod 21 are rotatably connected through the cooperation of the rotating shaft 35 and the rotating shaft bearing 33, and the rotating shaft 35 is installed on the top of the beam plate; the front shaft of the opening push rod 26 is pushed by the electric push rod to move, and the opening push rod 26 is opened. The front shaft of the push rod 26 drives the push rod fixing block 29 to move, the push rod fixing block 29 drives the rotating shaft block 32 to rotate, the rotating shaft block 32 drives the rotating push rod 21 to rotate, the rotating push rod 21 rotates to drive the connecting rod 24 to move, the connecting rod 24 rotates to drive the ear piece to rotate, and the ear piece drives the left leg 1 and the right leg 2 to rotate, thereby realizing the adjustment of the angle of the left leg 1 and the right leg 2, so that the shifting machine can meet the use requirements of different patients in different environments; a retaining ring 34 is arranged on the rotating shaft bearing 33. A chassis cover plate 22 is also fixed on the bottom beam, and a wiring coil 23 for wiring electrical wires is arranged on the chassis cover plate 22.
[0030] Reference Figures 1 to 3The shifting machine device also includes a column part, a forearm part and a push rod part. The column part is used to disperse the weight and load of the whole mechanism and the operator moves the whole mechanism. The column part includes a large arm 4, which is fixedly connected to the crossbeam 3 by screws 17; a battery pack 10 is installed on the large arm 4, and the battery pack 10 is used to power the electric push rod and the controller (not shown in the figure); the left handrail cover 14 and the right handrail cover 20 are respectively arranged on both sides of the width direction of the large arm 4, and a handrail tube 11 is installed on the left handrail cover 14 and the right handrail cover 20. The handrail tube 11 is fixed on the large arm 4 by a handrail tube fixing block 18, and the handrail tube fixing block 18 is a bolt, so as to prevent the handrail tube 11 from falling off. The handrail tube 11 is used to provide the operator with the need to move the shifting machine. The forearm part is used to install the suspension part. The forearm part includes a small arm 5, and an arm connecting pin 16 is arranged between the small arm 5 and the large arm 4, and the small arm 5 and the large arm 4 are hinged by the arm connecting pin 16. The push rod part is used to adjust the height of the suspension part. The push rod part includes a lifting push rod 9. The two ends of the lifting push rod 9 in the length direction are respectively hinged to the small arm 5 and the upper arm 4. The lifting push rod 9 is a hydraulic cylinder. A lifting push rod upper end pin 13 is arranged between its piston rod and the small arm 5. The piston rod and the small arm 5 are hingedly connected through the lifting push rod upper end pin 13. A lifting push rod lower end pin 19 is arranged between the bottom of the cylinder body of the hydraulic cylinder and the upper arm 4. The cylinder body and the upper arm 4 are hingedly connected through the lifting push rod lower end pin 19.
[0031] Reference Figure 1 , Figure 8 and Fig. 9 The suspension part includes a hook 7, a hook pin 8 and a hook device 6, and the hook 7 is pinned to the forearm 5 through the hook pin 8; the hook device 6 includes a hook upper shaft 67, a hook shaft 610 and a hook frame 61, the hook upper shaft 67 is assembled with the hook 7, and a hole for the hook 7 to be hooked is opened on the hook upper shaft 67, and a compression shaft 66 is inserted on the side wall of the hook upper shaft 67, so that the outer wall of the compression shaft 66 abuts against the inner side bending part of the hook 7, and at the same time, the outer wall of the compression shaft 66 abuts against the top wall of the hole, so that the hook 7 is fastened to the hook upper shaft 67 through the compression shaft 66, and a compression spring 65 is sleeved on the outer wall of the compression shaft 66, and the compression spring 65 abuts against On the hook 7, the hook 7 is further tightened; the upper end of the hook upper shaft 67 is used to connect with the hook 7, the hook shaft 610 is inserted in the hook upper shaft 67, and a hook pin 611 for limiting the hook shaft 610 is inserted on the hook upper shaft 67, which is used for circumferential fixation and axial fixation of the hook device 6, and the end of the hook shaft 610 away from the hook upper shaft 67 is rotatably connected to the hook frame 61 through a bearing 69, so that the hook frame 61 can rotate around the axis of the hook shaft 610; a lubricating sheet 68 is sleeved on the hook shaft 610, and the lubricating sheet 68 is located between the hook frame 61 and the hook upper shaft 67. The setting of the lubricating sheet 68 reduces friction loss.
[0032] Reference Figure 1and Figure 8 The hook frame 61 is provided with a torsion spring 64 and a buckle 63 at both ends for disassembling and installing the sling. The buckle 63 is used to install the sling to prevent the sling from falling off when the operator uses the transfer machine and causing harm to the patient, thereby increasing the safety and reliability of the transfer machine operation. The hook frame 61 is attached with a hook rubber sleeve 62 to decorate the hook frame 61 and prevent the operator from being scratched when using it.
[0033] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.
Claims
1. An electric lift device, characterized in that: include A chassis part, which is used to support the entire device, includes a left leg (1) and a right leg (2), and the left leg (1) and the right leg (2) are respectively installed with universal wheels (12); a crossbeam (3) is arranged between the left leg (1) and the right leg (2), and the two ends of the crossbeam (3) in the length direction are respectively connected to the left leg (1) and the right leg (2), and the crossbeam (3) includes a beam plate, a rotating powder bearing (30), a rotating shaft (31), a connecting rod rotating shaft (25), a connecting rod (24), a rotating push rod (21), and an opening push rod (26), wherein the rotating shaft (31) has two, which are respectively installed at the two ends of the length direction of the beam plate, and the rotating powder bearing (30) There are two, respectively sleeved on two rotating shafts (31), and ears are fixedly arranged on the mutually adjacent sides of the left leg (1) and the right leg (2), and the ears are both rotatably connected to the beam plate through the rotating shaft (31) and the rotating powder bearing (30); there are two connecting rods (24), one end of the two connecting rods (24) in the length direction is rotatably connected to the ears through the connecting rod rotating shaft (25), and the other end is jointly pinned to the rotating push rod (21), and the opening push rod (26) is installed on the beam plate and is used to push the rotating push rod (21) to rotate, the rotating push rod (21) drives the connecting rod (24) to move, the connecting rod (24) drives the ears to rotate, and the ears drive the left leg (1) and the right leg (2) to rotate; The column part is used to distribute the weight and load of the whole mechanism and allow the operator to move the whole mechanism; A forearm part, used for mounting a suspension part; A push rod part, used for adjusting the height of the suspension part; The suspension part is used for suspending the patient.
2. An electric lift device according to claim 1, characterized in that: The opening push rod (26) comprises an electric push rod and a rotating shaft block (32). The cylinder body of the electric push rod is rotatably connected to the beam plate through the opening push rod bottom shaft (27). The top end of the piston rod of the electric push rod is rotatably connected to the opening push rod front shaft (28). A push rod fixing block (29) is provided on the opening push rod front shaft (28). The push rod fixing block (29) is fixedly connected to the rotating shaft block (32). A rotating shaft (35) and a rotating shaft bearing (33) are provided between the rotating shaft block (32) and the rotating push rod (21). The rotating shaft (35) and the rotating shaft bearing (33) are matched to make the rotating shaft block (32) and the rotating push rod (21) rotatably connected. The rotating shaft (35) is installed on the beam plate; a retaining ring (34) is provided on the rotating shaft bearing (33).
3. The electric lift device according to claim 1, characterized in that: The column part comprises a large arm (4), and the large arm (4) is fixedly connected to the crossbeam (3); a battery pack (10) is installed on the large arm (4); a left handrail cover (14) and a right handrail cover (20) are respectively arranged on both sides of the large arm (4) in the width direction, and a handrail tube (11) is installed on the left handrail cover (14) and the right handrail cover (20).
4. The electric lift device according to claim 3, characterized in that: The forearm portion comprises a small arm (5), and the small arm (5) is rotatably connected to the large arm (4) through a pin connection.
5. The electric lift device according to claim 4, characterized in that: The push rod portion comprises a lifting push rod (9), and the two ends of the lifting push rod (9) in the length direction are respectively hinged to the small arm (5) and the big arm (4).
6. The electric lift device according to claim 1, characterized in that: The suspension part comprises a hook (7), a hook pin (8) and a hook device (6), wherein the hook (7) is pin-connected to the forearm (5) via the hook pin (8); the hook device (6) comprises a hook upper shaft (67), a hook shaft (610) and a hook frame (61), wherein the hook upper shaft (67) is assembled with the hook (7), wherein the upper end of the hook upper shaft (67) is used for connecting with the hook (7), wherein the hook shaft (610) is mounted on the hook upper shaft (67), wherein the end of the hook shaft (610) away from the hook upper shaft (67) is rotatably connected to the hook frame (61) via a bearing (69), so that the hook frame (61) can rotate around the axis of the hook shaft (610); and a lubricating sheet (68) is sleeved on the hook shaft (610), wherein the lubricating sheet (68) is located between the hook frame (61) and the hook upper shaft (67).
7. An electric lift device according to claim 6, characterized in that: Torsion springs (64) and buckles (63) are installed at both ends of the hook frame (61).
8. The electric lift device according to claim 7, characterized in that: A hook rubber sleeve (62) is attached to the hook frame (61).
9. The electric lift device according to claim 8, characterized in that: The hook shaft (610) is inserted into the hook upper shaft (67), and a hook pin (611) for limiting the hook shaft (610) is inserted into the hook upper shaft (67).