WO2013000330A1

WO2013000330A1 - Gurney

Info

Publication number: WO2013000330A1
Application number: PCT/CN2012/074602
Authority: WO
Inventors: 乔宏
Original assignee: Qiao Hong
Priority date: 2011-06-29
Filing date: 2012-04-24
Publication date: 2013-01-03
Also published as: CN202161495U

Abstract

A gurney, comprising a lower frame (11) capable of moving along the ground, a lifting frame (13) capable of lifting up and down, a bed frame (17) capable of being lifted up and down by the lifting frame (13), and a bed board (16) arranged on the bed frame (17) and capable of moving left and right along the bed frame (17). One end of the lifting frame (13) is movably connected to the bed frame (17), and the other end is movably connected to the lower frame (11).

Description

Transfer bed

Technical field

The invention relates to the technical field of medical equipment, in particular to a transfer bed with high degree of automation and diversified functions.

Background technique

Transfer beds are widely used in hospitals to transfer patients, such as transferring patients from the ward to the operating room for surgery or transferring patients who have just undergone surgery to the ward for cultivation.

The transfer bed of the prior art has a relatively simple function, which is equivalent to a slidable wheel on a common bed, and only realizes the function that the bed can move, and many other work for carrying the patient is operated by a doctor. For example, in the process of patient transfer, the doctor is required to move the patient between the hospital bed and the transfer bed, especially when the height difference between the transfer bed and the hospital bed is large, the doctor's movement amount to the patient is large, and For some patients, especially those with more serious or special conditions, they can not carry out large movements to avoid aggravating their condition. The existing transfer bed has the defects of low automation and single function, which has not met the requirements of the current hospital.

technical problem

It is an object of the present invention to provide a transfer bed which aims to solve the problems of low degree of automation, inconvenient transport and single function of the transfer bed in the prior art.

Technical solution

The present invention is achieved by a bed comprising a bed frame movable along the ground, a lifting frame that can be lifted up and down, a bed frame that can be lifted up and down by the lifting frame, and placed on the bed frame and along the The bed frame is moved to the left and right of the bed frame, and one end of the lifting frame is movably connected to the bed frame, and the other end is movably connected to the bottom frame.

Further, the chassis includes a chassis body and a pulley assembly disposed on the chassis body and movable along the ground, the crane frame includes a lifting frame body that can be lifted up and down, and can drive the lifting frame body up and down a lifting and lowering first driving element, one end of the lifting frame body is movably connected to the chassis body, and the other end is movably connected to the bed frame, and the transfer bed further has a power supply for the first driving element Power components.

Further, the lifting frame body is a pair of lifting frames arranged to be cross-jointly connected to each other, one end of the lifting frame is movably connected to the chassis body, and the other end is movably connected to the bed frame, the first driving element In the case of a first piston element with a first piston rod, the first piston rod is connected to the crane frame.

Further, the bed frame comprises a bed frame body and a second driving element that can drive the bed plate to move left and right along the bed frame body, the bed plate is placed on the bed frame body, the second drive The component is electrically connected to the power component.

Further, the second driving element includes a motor electrically connected to the power element and a gear that can be rotated by the motor, and a lower surface of the bed plate has a rack that can mesh with the gear.

Further, there is a double row wheel transmission mechanism between the bed plate and the bed frame.

Further, the left and right sides of the transfer bed respectively have a guard plate movably connected to the bed frame main body and abutting against the lower end surface of the bed board.

Further, the transfer bed has a suction cup assembly that is adsorbable to the ground, the suction cup assembly being coupled to the chassis. Further, the suction cup assembly includes a suction cup that can be adsorbed to the ground, a second piston member that can move the suction cup up and down, a second piston rod, and a vacuum pump that can suck the air in the suction cup, the second piston element And the vacuum pump is electrically connected to the power element.

Further, the transfer bed has a control element that can control the lifting and lowering of the lifting frame, control the left and right movement of the bed plate relative to the bed frame, and control the operation of the suction cup assembly, and the control element is electrically connected to the Power components.

Beneficial effect

Compared with the prior art, the lifting frame of the transfer bed of the present invention can drive the lifting and lowering of the bed, so that the transfer bed is in actual operation. The medical staff can adjust the bed board to the most suitable position at the bed to facilitate the transfer of the patient between the transfer bed board and the bed, and the bed board can be moved to the left and right of the bed frame, and the bed board can be adjusted to the hospital bed, thereby facilitating medical care. The person transfers the patient between the hospital bed and the bed board. The transfer bed can adjust the height of the bed board and the left and right position according to the actual situation. The automation degree is high and the functions are diversified, which can meet the requirements of the real hospital.

DRAWINGS

Figure 1 is a perspective view 1 of a transfer bed according to an embodiment of the present invention;

2 is a partial perspective view of a transfer bed according to an embodiment of the present invention;

3 is a perspective view 2 of a transfer bed provided by an embodiment of the present invention;

4 is a bottom perspective view of a transfer bed according to an embodiment of the present invention;

FIG. 5 is a schematic diagram of functional buttons of a transfer bed according to an embodiment of the present invention.

Embodiments of the invention

The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The invention provides a transfer bed comprising a bed frame movable along the ground, a lifting frame movable up and down, a bed frame which can be lifted up and down by the lifting frame, and a bed frame placed on the bed frame and along the bed The left and right moving bed plates are movably connected to the bed frame at one end and movably connected to the bottom frame at the other end.

In the present invention, the transfer bed can adjust the height of the bed board and the left and right positions according to actual conditions, so that the transfer bed meets the actual requirements, the degree of automation is high, and has multiple functions, which can meet the requirements of the current hospital.

The implementation of the present invention will be described in detail below with reference to specific embodiments.

As shown in Figures 1 to 4, a preferred embodiment of the present invention is provided.

The transfer bed 1 is widely used in hospitals. As a carrier for transferring patients, the transfer bed 1 provided in this embodiment includes a chassis that can be moved along the ground. 11. A lifting frame 13 capable of lifting and lowering, a bed frame 17 and a bed board 16 placed on the bed frame 17 and movable left and right along the bed frame 17 , the lifting frame 13 One end is movably connected to the chassis 11 and the other end is movably coupled to the bed frame 17, i.e., the crane 13 can be moved between the chassis 11 and the bed frame 17, so that the lifting frame 13 The lifting movement can drive the lifting movement of the bed frame 17, and the bed board 16 is placed on the bed frame 17, so that it can also move up and down with the lifting and lowering of the bed frame 17, and since the bed board 16 is placed on the bed frame 17 On the top, it is also possible to move around the bed frame 17 or so.

In practical use, the lifting frame 13 of the transfer bed 1 can drive the upper and lower lifting of the bed 16 and the bed 16 The action can be moved relative to the bed frame 17 during which the medical staff moves the transfer bed 1 to the bed where the patient is located, and the bed frame 16 is lifted by the lift frame 16 The bed is adjusted to the same height as the bed, and then the bed 16 is moved outward relative to the bed frame 17, moved to the top of the patient's bed, and the patient is lifted by the medical staff to the bed of the transfer bed 1 Then, the medical staff moves the bed board 16 inward relative to the bed frame 17 to the original position, and then raises or lowers the lifting frame 13 as needed, through the transfer bed 1 Move the patient to where it is to be placed, then move up and down through the crane 13 and the bed 16 relative to the bed frame 17 The left and right movements transfer the patient to the place where it needs to be placed. During the entire process of transferring the patient, the manual operation of the medical staff is very small. The transfer bed 1 It can be self-adjusted according to actual needs, and its automation is relatively high. Compared with the prior art transfer bed 1, its functions are diversified and can meet the requirements of current hospitals.

In this embodiment, the chassis 11 includes a chassis body 111 and a pulley assembly 112 coupled to the chassis body 111. The undercarriage body 111 has a square shape, and the pulley assemblies 112 are respectively disposed at the four corners of the chassis body 111, thereby implementing the chassis 11 by sliding the pulley assembly 112 on the ground. The movement, as well as the movement of the entire transfer bed 1 .

Specifically, the pulley assembly 112 includes a pulley frame and a pulley rotatably coupled to the pulley frame, the pulley frame being coupled to the chassis body 111 The four corners are attached to the pulley frame and are rotatable.

Referring to FIG. 2, the lifting frame 13 includes a lifting body 13 that can be lifted and lowered, and a first driving component that can lift the lifting frame 13 133, one end of the lifting frame body 131 is movably connected to the chassis body 111, and the other end of the lifting frame body 131 is movably coupled to the bed frame 17, and the first driving component 133 is connected to the lifting frame body 131. In order to drive the first driving element 133 to the crane body 131, the transfer bed 1 further has a power element 14 connected to the first driving element 133. The first driving element 133 is driven, so that the first driving element 133 drives the lifting frame 13 up and down. When the lifting frame body 131 is in the process of lifting, its two ends are respectively along the chassis body 111. And the bed frame 17 moves.

Specifically, the crane main body 131 is a pair of overlapping and hinged lifting frames, and the two lifting frames are X. The cross-shaped portions are disposed, and the intermediate portions thereof are hinged to each other, and one end of the lifting frame is movably coupled to the main body of the chassis 11 and the other end is movably coupled to the bed frame 17, the first driving member 133 a first piston element with a first piston rod, the first piston rod of the first piston element being connected to one of the lifting frames, the entire first piston element being arranged on the chassis 11, and the first piston element being connected Power element 14 The contraction movement of the first piston rod is driven by the power element 14, so that the first piston rod drives the lifting frame up and down.

In this embodiment, the bed frame 17 includes a bed frame main body 171 and a drivable bed board 16 with respect to the bed frame main body 171. A second drive member that moves left and right, the bed 16 is placed on the bed frame body 171, and the bed member 16 is driven by the second drive member to move left and right relative to the bed frame body 171, and the second drive member is coupled to the power member 14. Power is supplied to the second drive element by the power component 14.

Specifically, the second driving element includes a motor 172 and a gear 173 that is rotated by the motor 172, and the bed plate 16 The lower surface has a rack 161 engageable with the gear 173, so that the motor 172 is coupled to the power unit 14 and is rotated by the power unit 14, whereby the gear 173 It also rotates accordingly, whereby the gear 173 drives the rack 161 that meshes with it to move, thereby effecting the left and right movement of the bed 16 relative to the bed frame body 171, and the bed 16 The left and right movement can be achieved by the positive or negative supply of power to the motor 172 by the power component 14.

Of course, the second driving element may also be a bi-directionally contracted piston element, and the bi-directionally contracted piston element drives the bed plate 16 relative to the bed frame body. The left and right movement of 171, of course, there are many similar settings, depending on the actual needs of users.

There is also a double-row wheel mechanism (not shown) between the bed board 16 and the bed frame 17, which ensures that the bed board 16 can be placed on the bed frame 17 Move up and down on both sides of the two sides, not just one side,

The transfer bed 1 also has a guard plate 15 to protect the patient from flipping over the bed 16 or during transport. The guard plates 15 are respectively movably disposed on the left and right sides of the bed frame main body 171, and are rotatable relative to the bed frame main body 171, and when the patient lies on the transfer bed 1, the guard plate 15 is rotated to the bed frame main body The 171 is at an angle of 90 ° so that the guard 15 can protect the patient from falling off the bed 16 during the flipping process, and the guard can be used when the patient is transferring the patient. Rotating to be parallel with the bed frame body 171, whereby the bed 16 can be moved relative to both sides of the bed frame body 171, thereby facilitating the medical staff to move the patient to the bed of the transfer bed 1 16 Upper, when the patient is already lying on the bed 16 of the transfer bed 1, the guard 15 can be rotated to a position of 90° with the bed frame body 171. In addition, when the guard 15 is opened, the medical staff will put the bed board 16 After pulling out, the bed 16 can abut against the panel 15, that is, the panel 15 will support the bed 16 so that the bed 16 does not fall down due to patient pressure, and at the same time, the panel 15 When opened, the medical staff can also act as a guide rail during the process of pulling the bed board 16, that is, the bed board 16 will abut on the guard board 15 and move on the guard board 15, and the guard board at this time 15 It is equivalent to the guide rail of the bed board 16.

When the transfer bed 1 stops moving, in order to prevent the transfer bed 1 from moving due to interference from external forces, causing injury to the patient, etc., the transfer bed 1 also has a suction cup assembly 12 that can be attached to the ground to securely hold the transfer bed 1 and to place the patient in the transfer bed 1 During the process of moving to the hospital bed or moving the patient from the hospital bed to the transfer bed 1 , the suction cup assembly 12 is firmly sucked on the ground to ensure that the transfer bed 1 will move to avoid accidents in which the patient falls.

Specifically, the suction cup assembly 12 includes a suction cup 121 that is in contact with the ground and is adsorbed on the ground, and is connected to the suction cup 121. And the second piston member 122 with the second piston rod and the vacuum pump 123 can be driven to move up and down the suction cup 121. The vacuum pump 123 is connected to the suction cup 121 and can suck the suction cup 121. The air in the area enclosed by the ground causes the suction cup 121 to be firmly connected to the ground under the action of atmospheric pressure, and the vacuum pump 123 and the second piston member 122 are connected to the power element 14 by the power element 14 supplying power to the vacuum pump 123 and the second piston member 122, thereby realizing the operation of the vacuum pump 123 to take in air, and when the transfer bed 1 needs to be fixed to the ground, the second piston member 122 The downward movement causes the suction cup 121 to be attached to the ground, and at the same time, the vacuum pump 123 sucks the air in the area formed by the suction cup 121 and the ground, thereby making the suction cup 121 It can be firmly attached to the ground. During the whole process of the transfer bed 1 fixed on the ground, the vacuum pump 123 continuously sucks the air in the area formed by the suction cup 121 and the ground to prevent the air from leaking back to the suction cup. In the area formed with the ground; when the transfer bed 1 needs to be moved, the second piston rod drives the suction cup 121 to move upward, and the area formed by the suction cup 121 and the ground communicates with the outside air, so that the suction cup 121 The degree of vacuum damage to the area formed by the ground causes the suction cup 121 to be detached from the ground, and at the same time, the vacuum pump 123 stops the operation of sucking air.

In order to allow the vacuum pump 123 to selectively suck the suction cup 121, the transfer bed 1 also has a solenoid valve. 124. The solenoid valve 124 is disposed between the vacuum pump 123 and the power component 14 and is coupled to the power component 14 and the vacuum pump 123, respectively, when the power component 14 is opposite to the vacuum pump 123. When the solenoid valve 124 is energized, the air passage between the vacuum pump 123 and the suction cup 121 is opened, so that the vacuum pump 123 sucks the air to the suction cup 121, and the second piston rod drives the suction cup. 121 is adsorbed on the ground, when the power component 14 disconnects the power supply of the vacuum pump 123 and the solenoid valve 124, the air passage of the suction cup 121 and the outside air is opened, so that the second piston rod drives the suction cup 121 Off the ground.

In this embodiment, the power component 14 is a battery, and of course, it may be another power component 14 that can provide a power source.

In order to achieve intelligent control of the transfer bed 1, the transfer bed 1 also has a control element which controls the crane 13 The lifting operation controls the left and right movement of the bed 16 relative to the bed frame 17 and controls the operation of the suction cup assembly 12.

Correspondingly, in order to make it convenient for the medical staff to operate the transfer bed 1, the transfer bed 1 There is also an operation panel having functional buttons electrically connected to the control elements for operating the control elements to effect operation of the transfer bed 1.

The following are the specific operations of the function buttons of the transfer bed 1:

Bed board 16 Upward movement: Press and hold the 'bed rise' button, the battery powers the first piston rod, and the first piston rod extends to push the lifting frame to move the bed 16 upward. Raise to the desired position, release the button, the bed board 16 Stop exercising.

Bed board 16 Downward movement: Press and hold the 'bed down' button, the battery powers the first piston rod, the first piston rod contracts, and pulls the lifting frame to move the bed 16 downward. Drop to the desired position, release the button, the bed board 16 Stop exercising.

Suction cup 121 Pumping movement: Press the 'Left suction cup / Right suction cup' button and release, the battery is also for the second piston rod, vacuum pump 123 The solenoid valve 124 is energized, the second piston rod starts to move downward, and the air passage between the suction cup 121 and the vacuum pump 123 is opened to start pumping. The second piston rod moves down to the suction cup 121 When it is adsorbed at the ground position, the movement is stopped and the vacuum pump 123 continues to work, maintaining the pressure of the suction cup 121.

Suction cup 121 Release movement: Press the 'Left suction cup / Right suction cup' button again and release it, the battery stops against the vacuum pump 123 and the solenoid valve 124 power supply, but keep the second piston rod reverse supply, suction cup 121 The air path between the air and the outside air is opened, the vacuum is broken, and the second piston rod starts to move upward. The second piston rod moves up to the limit position and stops moving.

Bed board 16 Left movement: Press and hold the 'Left line' button, the battery will supply power to the motor 172, and the motor 172 will rotate forward to drive the rack. 161 Move to the left, rack 161 drives the deck 16 to the left. Release the button and the bed 16 stops moving.

Bed board 16 Right-hand movement: Press and hold the 'Right line' button, the battery supplies power to the motor 172 in reverse, the motor 172 reverses, and the rack is driven. 161 Moves to the right, rack 161 drives the deck 16 to the right. Release the button and the bed 16 stops moving.

Bed board 16 Reset movement: When the bed board 16 is in the 'Left/Right' position, press the 'Right line/Left line' button, the bed board 16 Start the exercise and automatically power off when moving to the middle position.

The transfer of the transfer bed 1 by the medical staff during the transfer of the patient from the hospital bed to the operating bed is as follows:

First, align the transfer bed 1 with the hospital bed, step on the brakes of the pulley, and brake the position of the transfer bed 1; lower the guard plate on the side of the bed frame 17 , the guard plate 15 is extended horizontally; press the 'bed rise' or 'bed down' button to adjust the height of the transfer bed 1 bed 16 to the lower surface of the guard 15 close to the bed board 16 Then press the 'Left Suction Cup' or 'Right Suction Cup' button to start the suction cup 121 on the opposite side of the bed and draw the ground; press the 'Left Line' or 'Right Line' button to slide the bed 16 horizontally out. Bed board 16 Slide under the patient's body; press the 'Right Sucker' or 'Left Suction Cup' button to slide the bed 16 back to the back of the bed 16 Stop moving no more directly above the bed; press 'Left Sucker' or 'Right Sucker' to make the suction cup 121 vacuum break and retract; close the guard plate 15 and lift the brakes of the pulley.

Next, push the transfer bed 1 to the operating room, align the transfer bed 1 with the operating bed, step on the brakes of the pulley, and brake the transfer bed 1 Position; lower the guardrail 15 on the side of the bed frame 17 to extend the guard plate 15 horizontally; press the 'bed rise' or 'bed drop' button to adjust the height of the transfer bed 1 bed 16 to the guard 15 The lower surface abuts the surgical bed board 16; then press the 'left suction cup' or 'right suction cup' button to start the suction cup 121 on the opposite side of the operating bed and suck the ground; press the 'left line' or 'right line' button To make the bed board 16 Slide out laterally and place the patient on the operating bed; press the 'right suction cup' or 'left suction cup' button to slide the bed 16 back in the direction of the back plate until the bed 16 Stop moving no more directly above the bed; press 'Left Sucker' or 'Right Sucker' to make the suction cup 121 vacuum break and retract; close the guard plate 15 and lift the brakes of the pulley.

In addition, the operation of the transfer bed 1 by the medical staff in the process of transferring the patient from the operating room to the hospital bed is consistent with the above operation.

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. Within the scope.

Claims

A transfer bed, comprising: a bed frame movable along the ground, a lifting frame that can be lifted up and down, a bed frame that can be lifted up and down by the lifting frame, and a bed frame placed on the bed frame and along the bed The left and right moving bed plates are movably connected to the bed frame at one end and movably connected to the bottom frame at the other end.
Claims 1 The transport bed is characterized in that the chassis comprises a chassis body and a pulley assembly disposed on the chassis body and movable along the ground, the crane frame comprising a lifting frame body capable of lifting up and down And a first driving element capable of driving up and down the main body of the lifting frame, one end of the lifting frame body is movably connected to the chassis body, and the other end is movably connected to the bed frame, and the transfer bed is further provided for a power element that supplies power to the first drive element.
Claims 2 The transfer bed is characterized in that: the lifting frame body is a pair of lifting frames arranged to cross each other, the one end of the lifting frame is movably connected to the chassis body, and the other end is movably connected to the a bed frame, the first drive element being a first piston element with a first piston rod, the first piston rod being coupled to the crane frame.
According to claims 1 to 3 A transfer bed according to any one of the preceding claims, wherein the bed frame comprises a bed frame body and a second driving element that can drive the bed plate to move left and right along the bed frame body, the bed plate being placed on the bed frame The second driving element is electrically connected to the power element.
Claims 4 The transport bed of the present invention, wherein the second driving element comprises a motor electrically connected to the power element and a gear that can be rotated by the motor, a lower surface of the bed plate having the same A rack in which the gears mesh.
A transfer bed according to claim 5, wherein a double-row drive mechanism is provided between the bed plate and the bed frame.
Claims 4 The transport bed is characterized in that the left and right sides of the transfer bed respectively have a guard plate movably connected to the bed frame main body and abutting against the lower end surface of the bed board.
Claims 4 The transfer bed is characterized in that the transfer bed has a suction cup assembly that is adsorbable to the ground, and the suction cup assembly is coupled to the chassis.
According to claim 8 The transfer bed is characterized in that the suction cup assembly comprises a suction cup that can be adsorbed to the ground, a second piston member that can move the suction cup up and down, has a second piston rod, and can suck air in the suction cup The vacuum pump, the second piston element and the vacuum pump are electrically connected to the power element.
According to claim 8 The transfer bed is characterized in that the transfer bed has a control element that can control the lifting and lowering of the lifting frame, control the left and right movement of the bed plate relative to the bed frame, and control the operation of the suction cup assembly. The control element is electrically connected to the power element.