Patient transfer bed
By designing a patient transfer bed that uses a combination of bed frame and bed plate, using the structure of slides, rollers and conveyor belts, the existing patient transfer beds are solved, and the convenience and comfort of patient transfer are achieved.
Patent Information
- Application Number
- CN202420716495.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-09
- Publication Date
- 2025-03-18
- Estimated Expiration
- 2034-04-09
AI Technical Summary
The bed sheets of the existing patient transfer beds are not made of rigid materials, which leads to uncomfortable conditions for patients with long-term bedridden and fracture patients during the transfer process. At the same time, multiple people need to cooperate, which consumes a lot of manpower.
A patient transfer bed is designed, adopting a combined structure of a bed frame and a bed plate. The bed plate is connected to the support frame through a slide, and rollers and conveyor belts are arranged on both sides. The patient is safe and comfortable to convey to the bed plate by using a driving motor and a conveyor belt.
The convenience and comfort of the patient's metastasis process are achieved, the limb movement of the patient is reduced, the need for cooperation among multiple people is reduced, and the transfer efficiency is improved.
Smart Images
Figure CN222623231U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of medical equipment, in particular to a patient transfer bed. Background Art
[0002] During hospitalization, patients generally need to undergo multiple CT, MRI, ultrasound and other auxiliary examinations. During the examination, a bed board is usually used to move the patient from the bed to the transfer bed. After arriving at the examination site, the patient is moved from the transfer bed to the examination equipment. The existing bed board is not made of rigid material, which is very uncomfortable for long-term bedridden patients, fracture patients, etc. When moving patients, multiple people are usually required, which consumes a lot of manpower. Utility Model Content
[0003] In order to overcome the above-mentioned deficiencies in the prior art, the utility model provides a patient transfer bed which is convenient to use and comfortable.
[0004] The technical solution of the utility model is: a patient transfer bed, comprising a bed frame and a bed board, the bed frame comprising a base and a support frame, a height adjustment mechanism is arranged between the base and the support frame;
[0005] The bed board is slidably connected to the head and tail of the support frame via a slideway. Rollers rotatably connected to the bed board body are arranged on both sides of the bed board. A conveyor belt is arranged between the two rollers. Any of the rollers is driven by a driving motor. A handle for pushing the bed board to slide is arranged on the side of the bed board away from the patient.
[0006] Preferably, the bed board is arranged in a wedge shape on the side close to the patient.
[0007] In any of the above schemes, it is preferred that a receiving plate is provided on the side of the bed board close to the patient, and the receiving plate is wedge-shaped.
[0008] In any of the above schemes, it is preferred that a guard plate is provided at the bottom of the receiving plate, a plurality of supporting ribs are provided between the guard plate and the receiving plate, and the guard plate is used to prevent the conveyor belt from contacting the bed sheet.
[0009] In any of the above solutions, preferably, the slideway is a ball slideway.
[0010] In any of the above schemes, it is preferred that each of the slides includes a first slide groove, a second slide groove and a sliding block, the first slide groove is fixedly connected to the head and tail of the support frame, the second slide groove is slidably connected to the first slide groove, the sliding block is slidably connected to the second slide groove, and a travel limiting structure is provided between the first slide groove and the second slide groove, and between the second slide groove and the sliding block.
[0011] In any of the above schemes, preferably, the travel limiting structure includes a first limiting block arranged in the middle of the second slide groove and the middle of the slider, and a second limiting block arranged at the end of the first slide groove and the end of the second slide groove.
[0012] In any of the above schemes, preferably, one end of the first slide groove located at the entrance and exit of the bed board is hinged to the bed frame via a pin, and the other end of the first slide groove is vertically provided with a spring, and the upper end of the spring is in contact with the support frame.
[0013] Preferably, in any of the above solutions, the surface of the conveyor belt is provided with an anti-slip coating.
[0014] In any of the above solutions, preferably, reinforcing ribs are provided at the bottom of the bed board.
[0015] The patient transfer bed of the utility model can push the bed board to the patient's back by holding the handle, transfer the patient to the bed board by the conveyor belt, and pull the handle to retract the bed board, which does not require the cooperation of too many people, so it is convenient to use. The patient is transferred to the bed board by the conveyor belt, which will not cause excessive limb movement of the patient, so the patient is comfortable during the transfer process. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a schematic diagram of an embodiment of a patient transfer bed of the present invention.
[0017] Figure 2 It is a schematic diagram of an embodiment of the cooperation between the bed board and the conveyor belt of the patient transfer bed of the present invention.
[0018] Figure 3 It is a schematic diagram of a preferred embodiment of the cooperation between the bed board and the receiving board of the patient transfer bed of the present invention.
[0019] Figure 4 It is an exploded view of a preferred embodiment of the slideway of the patient transfer bed of the present invention.
[0020] Figure 5 It is a schematic diagram of an embodiment of the cooperation between the first slide groove and the support frame of the patient transfer bed of the present invention.
[0021] Description of the numbers in the figure:
[0022] 101-bed board; 102-handle; 103-roller; 104-height adjustment mechanism; 105-base; 106-support frame; 107-drive motor; 108-roller; 109-conveyor belt; 110-groove; 111-gear box; 112-receiving plate; 113-support rib; 114-guard plate; 115-slider; 116-second slide; 117-first slide; 118-second limit block; 119-first limit block; 120-buffer pad; 121-pin shaft; 122-spring. DETAILED DESCRIPTION
[0023] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0024] In the description of the present invention, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, if the terms "first", "second", "third" appear, they are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.
[0025] During hospitalization, patients generally need to undergo multiple CT, MRI, ultrasound and other auxiliary examinations. During the examination, a bed board is usually used to move the patient from the bed to the transfer bed. After arriving at the examination site, the patient is moved from the transfer bed to the examination equipment. The existing bed board is not made of rigid material, which is very uncomfortable for long-term bedridden patients, fracture patients, etc. When moving patients, multiple people are usually required, which consumes a lot of manpower.
[0026] Embodiment 1:
[0027] like Figure 1-3 In the illustrated embodiment, the patient transfer bed includes a bed frame and a bed board 101, wherein the bed frame includes a base 105 and a support frame 106, wherein the base 105 may be welded from profiles such as steel plates or bar steels, and to facilitate the movement of the base 105, a roller 103 may be provided at the base 105, wherein the roller 103 may be in the form of a universal caster or a muffle wheel. The support frame 106 may be welded from profiles such as bar steels and angle steels, and to prevent sharp edges at the welding points from scratching the user, the outer surface of the support frame 106 may be covered with a steel plate or a plastic shell.
[0028] The height adjustment mechanism 104 disposed between the base 105 and the support frame 106 is used to adjust the relative height of the support frame 106 so that the bed board 101 can accommodate the patient at a suitable height. Among them, one optional form of the height adjustment mechanism 104 is: a connecting rod is used as a support between the base 105 and the support frame 106, and a screw drive is used to control the height of the connecting rod. Another optional form of the height adjustment mechanism 104 is: an electric push rod is disposed between the base 105 and the support frame 106, and the relative height of the support frame 106 is controlled by the electric push rod.
[0029] The bed board 101 is slidably connected to the head and tail of the support frame 106 via a slideway. In order to enhance the strength of the bed board 101, a reinforcing rib is provided at the bottom of the bed board 101. A handle 102 for pushing the bed board 101 to slide is provided on the side of the bed board 101 away from the patient. Both sides of the bed board 101 are rotatably connected to rollers 108. A conveyor belt 109 is provided between the two rollers 108. In order to increase the friction between the conveyor belt 109 and the patient, an anti-slip coating is provided on the surface of the conveyor belt 109. In particular, in order to facilitate the insertion of the conveyor belt 109 between the two rollers 108 and increase the friction between the transmission belt 109 and the two rollers 108, a tensioning wheel can be provided at the bottom of the bed board 101. A groove 110 is provided at the outer wall of any roller 108, and teeth are provided in the groove 110. The teeth in the groove 110 mesh with the driving wheel of the driving motor 107. A notch is provided at the corresponding position of the bed plate 101, and the driving motor 107 is installed at the notch. In order to reduce the load of the driving motor 107, the diameter of the driving wheel of the driving motor 107 should be smaller than the diameter of the groove 110 at the roller 108. In order to make the diameter of the driving wheel not limited by the driving motor body, a gear box 111 is preferably provided at the driving motor 107, and the power at the driving motor 107 is transmitted to the roller 108 through the gear box 111.
[0030] When in use, first fix the roller 103 at the base 105 and lock the base 105. The second step is to control the height adjustment mechanism 104 to perform an action so that when the bed board 101 is extended, the height of the bed board 101 is slightly higher than the height of the bed. The third step is to hold the handle 102 tightly to push out the bed board 101, and at the same time slightly turn the patient sideways so that the edge of the bed board 101 protrudes into the patient's back. The fourth step is to control the drive motor 107 to perform an action. Driven by the drive motor 107, the transmission belt 109 drives the patient to the middle of the bed board 101. The fourth step is to hold the handle 102 tightly to pull the bed board 101 back.
[0031] Embodiment 2:
[0032] On the basis of Example 1, Figure 2In the illustrated embodiment, when the edge of the bed board 101 contacts the patient's back, the bed board 101 is wedge-shaped near the patient to reduce the relative thickness of the bed board 101 near the patient and make the patient more comfortable when moving toward the bed board 101.
[0033] like Figure 3 In the embodiment shown, in order to further improve the comfort of the patient when moving toward the bed board 101, a receiving plate 112 is provided on the side of the bed board 101 close to the patient, and the receiving plate 112 is provided in a wedge shape. Specifically, mounting holes are provided on the side of the receiving plate 112 and the side of the bed board 101 at the head and tail ends, and the receiving plate 112 is fixed to the bed board 101 by bolts.
[0034] Embodiment 3:
[0035] On the basis of Example 2, Figure 3 In the illustrated embodiment, when the patient contacts the bed board 101, in order to prevent the bed board 101 from sagging and causing the transmission belt 109 to contact the bed sheet at the bed, a guard plate 114 is provided at the bottom of the receiving plate 112, and support ribs 113 are provided between the guard plate 114 and the receiving plate 112. The guard plate 114 can effectively prevent the bed sheet from contacting the transmission belt 109. Under the action of the support ribs 113, the guard plate 114 can be prevented from being deformed.
[0036] Embodiment 4:
[0037] On the basis of any one of embodiments 1-3, in order to reduce the friction of the bed board 101 when it moves, the bed board 101 is connected to the head and tail ends of the support frame 106 via a ball slide.
[0038] Embodiment 5:
[0039] On the basis of any one of embodiments 1-4, Figure 4 In the illustrated embodiment, in order to increase the strength of each slideway, each slideway includes a first slide groove 117, a second slide groove 116 and a slider 115. The first slide groove 117 is fixedly connected to the groove at the head or tail of the support frame 106, the second slide groove 116 is slidably connected to the first slide groove 117, and the slider 115 is slidably connected to the second slide groove 116. When the bed board 101 slides out, the travel limit structure provided between the first slide groove 117 and the second slide groove 116, and between the second slide groove 116 and the slider 115 enables the second slide groove 116 to slide out exactly half of the length along the first slide groove 117, and the slider 115 to slide out exactly half of the length along the second slide groove 116, thereby preventing the slideway structure from being twisted and deformed.
[0040] The travel limit structure includes a first limit block 119 disposed in the middle of the second slide groove 116 and the middle of the slider 115, and each first limit block 119 is connected to the middle of the second slide groove 116 and the middle of the slider 115 by bolts. Also, a second limit block 118 disposed at the end of the first slide groove 117 and the end of the second slide groove 116, when the second slide groove 116 is installed in the first slide groove 117, the second limit block 118 is installed at the end of the first slide groove 117 by bolts, and when the slider 115 is installed in the second slide groove 116, the second limit block 118 is installed at the end of the second slide groove 116 by bolts.
[0041] Embodiment 6:
[0042] On the basis of any one of embodiments 3-5, Figure 5 In the embodiment shown, in order to allow a certain gap between the bed board 101 and the bed sheet at the patient's bed when the bed board 101 is pushed out, and at the same time, when the bed board 101 is fully pushed out, the side of the bed board 101 that contacts the patient is lowered, so that the patient can be better transferred to the bed board 101, one end of the first slide slot 117 located at the entrance and exit of the bed board 101 is hinged to the bed frame through the pin 121, and the other end of the first slide slot 117 is vertically provided with a spring 122, and the upper end of the spring 122 contacts the support frame 106.
[0043] When in use, as the bed board 101 is fully pushed out, the first slide slot 117 is turned over along the pin shaft 121 under the action of the gravity of the bed board 101, and the spring 122 plays a certain buffering role. When the bed board 101 is retracted, in order to reduce the impact of the first slide slot 117 falling back, a buffer pad 120 can be set at the support frame 106.
[0044] The embodiments described above are only preferred specific implementation methods of the present utility model, but the protection scope of the present utility model is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present utility model according to the technical solution and utility model concept of the present utility model, which should be covered by the protection scope of the present utility model.
Claims
1. A patient transfer bed, comprising a bed frame and a bed board (101), characterized in that: The bed frame comprises a base (105) and a support frame (106), and a height adjustment mechanism (104) is provided between the base (105) and the support frame (106); The bed board (101) is slidably connected to the head and tail of the support frame (106) via a slideway. Rollers (108) rotatably connected to the bed board body are arranged on both sides of the bed board (101). A conveyor belt (109) is arranged between the two rollers (108). Any roller (108) is driven by a driving motor (107). A handle (102) for pushing the bed board (101) to slide is arranged on the side of the bed board (101) away from the patient.
2. The patient transfer bed according to claim 1, characterized in that: The bed board (101) is arranged in a wedge shape on the side close to the patient.
3. The patient transfer bed according to claim 1, characterized in that: A receiving plate (112) is arranged on the side of the bed board (101) close to the patient, and the receiving plate (112) is arranged in a wedge shape.
4. The patient transfer bed according to claim 3, characterized in that: A guard plate (114) is arranged at the bottom of the receiving plate (112), and a plurality of supporting ribs (113) are arranged between the guard plate (114) and the receiving plate (112). The guard plate (114) is used to prevent the conveyor belt (109) from contacting the bed sheet.
5. The patient transfer bed according to claim 1, characterized in that: The slideway is a ball slideway.
6. The patient transfer bed according to claim 5, characterized in that: Each of the slideways comprises a first slide groove (117), a second slide groove (116) and a slider (115); the first slide groove (117) is fixedly connected to the head and tail of the support frame (106); the second slide groove (116) is slidably connected to the first slide groove (117); the slider (115) is slidably connected to the second slide groove (116); and a travel limit structure is provided between the first slide groove (117) and the second slide groove (116) and between the second slide groove (116) and the slider (115).
7. The patient transfer bed according to claim 6, characterized in that: The travel limiting structure comprises a first limiting block (119) arranged at the middle of the second slide groove (116) and the middle of the slider (115), and a second limiting block (118) arranged at the end of the first slide groove (117) and the end of the second slide groove (116).
8. The patient transfer bed according to claim 6, characterized in that: One end of the first slide groove (117) located at the entrance and exit of the bed board (101) is hinged to the bed frame via a pin (121), and a spring (122) is vertically arranged at the other end of the first slide groove (117), and the upper end of the spring (122) contacts the support frame (106).
9. The patient transfer bed according to claim 1, characterized in that: The surface of the conveyor belt (109) is provided with an anti-slip coating.
10. The patient transfer bed according to claim 1, characterized in that: The bottom of the bed board (101) is provided with reinforcing ribs.