CN107773368A - It is a kind of adjustable electric care bed - Google Patents

Abstract

The invention provides an adjustable electric nursing bed, because it has a supporting base, a lifting part, a bed frame part, a bed board part and a bed board driving part, and the bed board driving part arranged on the bed frame part has a back-lifting driving mechanism, a side turning The driving mechanism and the bending leg driving mechanism, these driving mechanisms respectively drive the corresponding back bed board, buttock bed board and calf bed board in the bed board part to realize the functions of lifting the back, turning sideways and bending the legs. The lifting part arranged on the support base has a lifting motor, The first coupling, lead screw, slide table, optical shaft, a pair of scissors rods, the motor drives the lead screw to rotate to make the slide table set on the lead screw move back and forth, and then the pair of scissors rods slide back and forth Realize the vertical lifting of the bed frame. The nursing bed has the function of electrically adjusting multiple positions of the user and the height of the bed, which not only reduces the burden on the user's family or nursing staff, but also allows the user to operate by himself, thus improving the quality of life.

Description

An adjustable electric nursing bed

technical field

The invention relates to a nursing bed, in particular to an adjustable electric nursing bed.

Background technique

How the nursing bed can better help the elderly or patients has been troubling people. At present, although from the perspective of patent retrieval, a small number of patents have invented many nursing beds with various functions, but in actual life, nursing beds are far from helping the elderly or patients to adjust their own bodies, and helping medical staff. The function of adjusting the multi-directional posture of the elderly and patients.

There are also technical solutions to solve the above problems in the prior art, such as: (1) a nursing bed structure, including a main frame, a base plate of a push-pull device, a nursing bed board, foot pedals and handrails, and this nursing bed can help users Sitting up straight with the waist is convenient for urinating, defecating and eating, and it is convenient and quick to transfer patients. (2) A back massage control device for a nursing bed, which includes a back bed frame, a lower body bed surface, a back side panel, a side wing panel and an adjustable massage system, which can help users relieve the discomfort of lying on the bed for a long time.

However, the solutions in the prior art also have disadvantages: the solution (1) can only adjust the single body position of the user, and the height of the bed cannot be adjusted. Option (2) does not have a user's body position adjustment system, and a series of actions that need to help the user by adjusting the body position, such as lifting the back, turning sideways and bending the legs, all require manpower to help.

Contents of the invention

The present invention is made to solve the above-mentioned problems, and the purpose is to provide an adjustable electric nursing bed.

The invention provides an adjustable electric nursing bed, which is used to electrically adjust the user's body position and bed height. The first chute on the first support beam, the installation beam connected with the front and rear two support beams and parallel to the first chute; the lifting part has a lifting motor, a first coupling, and a lead screw arranged on the installation beam. , a slide table, an optical axis, a pair of scissor rods; the bed frame part is arranged on the lifting part, and has two left and right bed frame side frames perpendicular to the ground, and a second side frame respectively arranged on the left and right two bed frame side frames. A chute, a plurality of crossbeams arranged horizontally between two bed frame side frames, a plurality of hinges arranged on the plurality of crossbeams, two rollover shafts arranged on the crossbeams, and a mounting plate arranged on the crossbeams The bed board part is arranged on the bed frame part and has a plurality of back bed boards, a plurality of buttock bed boards, a thigh bed board and a calf bed board; and a bed board driving part, which is used to drive the bed board part to adjust the user's body position, including The back-lifting drive mechanism, the side-turning drive mechanism and the leg-bending drive mechanism on the bed frame, wherein, the lifting motor of the lifting part is connected to the lead screw through the first coupling, the sliding table is set on the lead screw, and the optical shaft is sleeved on the lead screw. It is arranged on the slide table and the two ends of the optical axis are slidably connected with the two first chute respectively. The scissors bar has two lower connection ends respectively connected with the support base and the optical axis and respectively connected with the side frames of the bed frame in rotation. , two upper connection ends slidingly connected with the second chute.

In the adjustable electric nursing bed provided by the present invention, it can also have such a feature: wherein, the number of back bed boards is 3, and the 3 back bed boards are horizontally aligned and hinged to each other, and the number of buttock bed boards is 3, The 3 buttock panels are horizontally aligned and hinged to each other; the 3 back panels and the 3 hip panels are aligned longitudinally and hinged to each other; the hip panel in the middle is fixed on the bed frame, and the front end of the thigh panel is hinged to the bed frame , the rear end is hinged with the lower leg bed board.

In the adjustable electric nursing bed provided by the present invention, it may also have such a feature: wherein, the back-raising driving mechanism includes: a back-raising electric push rod, a back-raising frame with a connecting arm at the rear end and rotating shafts on both sides, One end of the back lifting electric push rod is hinged on the crossbeam, the connecting arm at the rear end of the back lifting frame is hinged with the other end of the back lifting electric push rod, and the rotating shafts on both sides are respectively hinged on the left and right side frames of the bed frame. The front end is provided with at least two back lifting rollers.

In the adjustable electric nursing bed provided by the present invention, it can also have such features: wherein, the rollover driving mechanism includes a rollover motor, which is arranged on the beam; the second coupling is connected with the rollover motor; the worm gear The unit has a worm wheel and a worm, which are arranged on the mounting plate, and the worm is connected with the second coupling; the first rollover connecting rod and the second rollover connecting rod are connected to the worm wheel in rotation; the first rollover frame is connected with the second rollover and the second rollover frame is rotatably connected to the second rollover link, the first rollover frame and the second rollover frame are respectively connected to the two rollover shafts in rotation, and the first rollover frame is rotatably connected to the two rollover axes. The frame and the second rollover frame are respectively provided with at least two rollover rollers.

In the adjustable electric nursing bed provided by the present invention, it may also have the following features: wherein, the leg bending drive mechanism includes a leg bending electric push rod, one end of which is hinged on the beam; a leg bending connecting rod, and a leg bending electric push rod and the lower leg frame is hinged with the leg bending link, the rotation axis of the leg bending link is hinged with the side frame of the bed frame, and the lower leg frame is fixedly connected with the lower leg bed board.

In the adjustable electric nursing bed provided by the present invention, it may also have such a feature: wherein, the supporting base further has at least four universal wheels, and the universal wheels are arranged under the supporting frame.

In the adjustable electric nursing bed provided by the present invention, it may also have the following features: wherein, the rotation angle of the back bed board is 0-80°, and the left and right sides of the back bed board are longitudinally provided with guardrails.

In the adjustable electric nursing bed provided by the present invention, it may also have such a feature: wherein, the front end of the bed frame part is also provided with a headboard transversely.

In the adjustable electric nursing bed provided by the present invention, it can also have the following features: wherein, limit switches are arranged on both sides of the slide table, and the slide table slides and touches the limit switches on the front and back sides, and the motor stops rotating. The bed frame is raised to the highest limit position or lowered to the lowest limit position.

In the adjustable electric nursing bed provided by the present invention, it is characterized in that it may further include a storage battery for supplying power to the lifting part and the driving part of the bed board.

Function and Effect of Invention

According to the adjustable electric nursing bed involved in the present invention, because it has a supporting base, a lifting part, a bed frame part, a bed board part, and a bed board driving part, the bed board driving part arranged on the bed frame part has a back-lifting driving mechanism, a side turning The driving mechanism and the bending leg driving mechanism, these driving mechanisms respectively drive the corresponding back bed board, buttock bed board and calf bed board in the bed board part to realize the functions of lifting the back, turning sideways and bending the legs. The lifting part arranged on the support base has a lifting motor, The first coupling, lead screw, slide table, optical shaft, a pair of scissors rods, the motor drives the lead screw to rotate to make the slide table set on the lead screw move back and forth, and then the pair of scissors rods slide back and forth Realize the vertical lifting of the bed frame. The adjustable electric nursing bed has the function of electrically adjusting multiple positions of the user and the height of the bed, which not only reduces the burden on the user's family or nursing staff, but also allows the user to operate by himself, thus improving the quality of life.

Description of drawings

Fig. 1 is a schematic structural view of an adjustable electric nursing bed in an embodiment of the present invention;

Fig. 2 is a schematic structural view of the bed board part in an embodiment of the present invention;

Fig. 3 is a structural schematic diagram of the bed board driving part in an embodiment of the present invention; and

Fig. 4 is a structural schematic diagram of the driving mechanism for raising the back in the embodiment of the present invention.

Detailed ways

In order to make the technical means, creative features, goals and effects of the present invention easy to understand, the following embodiments will specifically illustrate the adjustable electric nursing bed of the present invention in conjunction with the accompanying drawings.

Fig. 1 is a schematic structural view of an adjustable electric nursing bed in an embodiment of the present invention.

As shown in Figure 1, the adjustable electric nursing bed 100 in this embodiment includes a support base 100, the support base 100 has four support beams 111 connected to each other, front and rear, left and right, and four support beams 111 respectively arranged on the left and right support beams 111. The first chute 113, the installation beam 114 connected with the front and rear support beams 112 and parallel to the first chute 113; the support base 11 also has at least four universal wheels 115, and the universal wheels 115 are arranged on the support frame 11 below. In this embodiment, there are four universal wheels 115 .

As shown in Figure 1, the lifting part 12 has the lifting motor 121, the first shaft coupling 122, the leading screw 123, the slide table 124, the optical axis 125, a pair of scissors bar parts 126 that are arranged on the mounting beam 114; 13 is set on the lifting part 12, and has two left and right bed frame side frames 131 perpendicular to the ground, second chute 132 respectively arranged on the left and right two bed frame side frames 131, horizontally arranged on the two bed frame side frames A plurality of crossbeams 133 between 131 and mounting plates 134 arranged on the crossbeams 133; the lifting motor 121 of the lifting part 12 is connected to the lead screw 123 through the first coupling 122, and the slide table 124 is sleeved on the lead screw 123 , the optical axis 125 is sleeved on the slide table 124 and the two ends of the optical axis 125 are slidingly connected with the two first chute 113 respectively, and the scissors bar 126 has two lower parts connected with the supporting base 11 and the optical axis 125 respectively. The connecting end and the two upper connecting ends which are respectively rotatably connected to the side frame 131 of the bed frame and slidably connected to the second sliding groove 132 . The lifting motor 121 drives the lead screw 123 to rotate in the forward and reverse directions, and the optical axis 125 makes a reciprocating linear motion through the slide table 124, and then pushes the scissors bar 126 to move, so that the bed frame part 14 installed on the lifting part 12 is lifted up and down sports. In this embodiment, limit switches (not shown) are arranged on the front and rear sides of the slide table 124, the slide table 124 slides and touches the limit switches on the front and back sides, the lifting motor 121 stops rotating, and the bed frame portion 13 rises to The highest limit position or lowered to the lowest limit position.

As shown in Figure 1, the bed frame part 13 is arranged on the lifting part 12, has two left and right bed frame side frames 131 perpendicular to the ground, a second chute 132 respectively arranged on the left and right two bed frame side frames 131, A plurality of cross beams 133 horizontally arranged between two bed frame side frames 131 , a plurality of hinges 134 arranged on the plurality of cross beams 133 , and a mounting plate 135 arranged on the cross beams 133 . In this embodiment, a headboard (not shown) is arranged laterally at the front end of the bed frame portion 13 .

Fig. 2 is a schematic structural view of the bed board part in the embodiment of the present invention.

As shown in FIG. 2 , the bed board part 14 is disposed on the bed frame part 13 and has a plurality of back boards 141 , a plurality of buttock boards 142 , a thigh board 143 and a calf board 144 . The number 141 of back bed boards is 3, and the three back bed boards 141 are horizontally aligned and hinged to each other; the number of buttock bed boards 142 is three, and the three buttock bed boards 142 are horizontally aligned and mutually hinged, and the three back bed boards 141 and The three buttocks 142 are longitudinally aligned and hinged to each other. The buttocks 142 in the middle are fixed on the bed frame 13 .

Fig. 3 is a structural schematic diagram of the bed board driving part in the embodiment of the present invention.

As shown in Figure 3, the bed board driving part 15 is used to drive the bed board part 14 to adjust the user's body position, including a back-lifting driving mechanism 151, a side turning driving mechanism 152 and a knee-bending driving mechanism 153 arranged on the bed frame part 13. .

As shown in Figure 3, the knee-bending driving mechanism 153 comprises a leg-bending electric push rod 1531, one end of which is hinged to the hinge 134 on the crossbeam 133; a leg-bending link 1532, which is hinged with the other end of the leg-bending electric push rod 1531; and the calf The frame 1533 is hinged with the leg bending link 1532, the rotation axis of the leg bending link 1532 is hinged with the bed frame part 13, and the calf frame 1533 is fixedly connected with the calf bed board 144. The leg bending electric push rod 1531 makes a linear motion, and pushes the leg bending connecting rod 1532 to rotate around the joint with the bed frame part 13, and the rotation of the bending leg connecting rod 1532 drives the calf frame 1533 to rotate around the hinge with the thigh bed board 143, and then Push the thigh bed board 143 to rotate around the hinge with the bed frame part 13, thereby realizing the function of bending the legs.

Fig. 4 is a structural schematic diagram of the driving mechanism for raising the back in the embodiment of the present invention.

As shown in Figure 4, the back-lifting drive mechanism 151 includes a back-lifting electric push rod 1511 and a back-lifting frame 1512, one end of the back-lifting electric push rod 1511 is hinged to the hinge 134 on the crossbeam 133, and the rear end of the back-lifting frame 1512 is connected The arm 1514 is hinged to the other end of the back lifting electric push rod 1511, and the rotating shafts 1515 on both sides are respectively hinged to the left and right two bed frame side frames 131. At least two back lifting rollers 1513 are arranged at the front end of the back lifting frame 1512. In the embodiment, there are two back lifting rollers 1513, and the back lifting rollers 1513 are in contact with the back bed board 141. The back lifting electric push rod 1511 makes a linear motion, which makes the back lifting frame 1512 rotate, and drives the back bed board 141 in rolling contact with the back lifting roller 1513 to rotate around the hinge joint with the buttock bed board 142 as the axis, thereby realizing the back lifting function. In this embodiment, the rotation angle of the back bed board 141 is 0-80°, and the left and right sides of the back bed board 141 are longitudinally provided with guardrails (not shown).

As shown in Figures 3-4, the rollover driving mechanism 152 includes a rollover motor 1521, which is arranged on the beam 133; a second coupling 1522, connected with the rollover motor 1521; a worm gear unit, which has a worm wheel 1524 and a worm 1523 Set on the mounting plate 135, the worm 1523 is connected with the second coupling 1522; the first rollover connecting rod 1525 and the second rollover connecting rod 1526 are rotatably connected to the worm wheel 1524; the first rollover frame 1527 is connected with the second rollover The side turning link 1525 is rotatably connected; and the second side turning frame 1528 is rotatably connected with the second side turning link 1526, and the first side turning frame 1527 and the second side turning frame 1528 are respectively rotated with the two side turning shafts 136 To connect, the first rollover frame 1527 and the second rollover frame 1528 are respectively provided with at least two rollover rollers 1529 , and in this embodiment, there are two rollover rollers 1529 .

In this embodiment, when the rollover motor 1521 rotates forward, the second coupling 1522 drives the worm 1523 to rotate to make the worm wheel 1524 rotate, and the first rollover connecting rod 1525 installed on the worm wheel 1524 rotates and drives the corresponding first The rollover frame 1527 turns upwards around the rollover axis 136 of the bed frame, and then pushes the back bed board 141 and the buttocks bed board 142 that are in rolling contact with the rollover roller 1529 on the same side to turn up around the hinge joint with the buttocks bed board 142 as the axis The second rollover connecting rod 1526 installed on the worm gear 1524 rotates and drives the corresponding second rollover frame 1528 to turn down around the rollover shaft 136 of the bed frame, and the back bed board 141 and the buttocks bed board 142 of the same side are due to The support of the bed frame portion 13 remains stationary; when the rollover motor 1521 is reversed, the second coupling 1522 drives the worm 1523 to rotate to make the worm wheel 1524 rotate, and the second rollover connecting rod 1526 installed on the worm wheel 1524 rotates and Drive the corresponding second rollover frame 1528 to turn upwards around the rollover shaft 136 of the bed frame, and then push the back bed board 141 and the buttocks bed board 142 that are in rolling contact with the rollover roller 1529 on the same side to go around the hinge with the buttocks bed board 142 The axis turns upward; the first rollover connecting rod 1525 installed on the worm gear 1524 rotates and drives the corresponding first rollover frame 1527 to turn down around the rollover shaft 136 of the bed frame, and the back bed board 141 on the same side The buttocks bed board 142 remains still due to the support of the bed frame part 13 . Thus, the function of turning over left and right is realized.

In this embodiment, when the legs are bent, the back can be lifted, and the body can also be rolled over, but the back lift and the sideways turn cannot be carried out at the same time. The lifting of the bed frame and the other three functions can be performed simultaneously.

In this embodiment, a storage battery (not shown) is also provided for powering the lifting part 12 and the bed board driving part 15 .

Function and effect of embodiment

According to the adjustable electric nursing bed involved in the present invention, because it has a supporting base, a lifting part, a bed frame part, a bed board part, and a bed board driving part, the bed board driving part arranged on the bed frame part has a back-lifting driving mechanism, a side turning The driving mechanism and the bending leg driving mechanism, these driving mechanisms respectively drive the corresponding back bed board, buttock bed board and calf bed board in the bed board part to realize the functions of lifting the back, turning sideways and bending the legs. The lifting part arranged on the support base has a lifting motor, The first coupling, lead screw, slide table, optical shaft, a pair of scissors rods, the motor drives the lead screw to rotate to make the slide table set on the lead screw move back and forth, and then the pair of scissors rods slide back and forth Realize the vertical lifting of the bed frame. The adjustable electric nursing bed has the function of electrically adjusting multiple positions of the user and the height of the bed. These functions not only reduce the burden on the user's family or nursing staff, but also allow the user to operate by themselves, thereby improving the quality of life.

Secondly, four universal wheels are arranged under the support base of this embodiment, which can move the adjustable electric nursing bed conveniently and quickly.

Furthermore, the adjustable electric nursing bed in this embodiment is also provided with a storage battery, which is used to supply power to the lifting part and the driving part of the bed board, so as to ensure that it can be used normally without a power socket.

The above embodiments are preferred examples of the present invention, and are not intended to limit the protection scope of the present invention.

Claims (10)

1. An adjustable electric nursing bed, which is used to electrically adjust the user's body position and bed height, is characterized in that it includes: The support base has four support beams connected to each other, the first chute respectively arranged on the left and right support beams, connected with the front and rear two support beams and connected with the first chute parallel mounting beams; The lifting part has a lifting motor, a first coupling, a lead screw, a sliding table, an optical axis, and a pair of scissors rods arranged on the installation beam; The bed frame part is arranged on the lifting part, and has two left and right bed frame side frames perpendicular to the ground, second slide grooves respectively arranged on the left and right two bed frame side frames, and horizontally arranged on the two bed frame side frames. A plurality of crossbeams between the side frames of the bed frame, a plurality of hinges arranged on the plurality of crossbeams, two rollover shafts arranged on the crossbeams, and a mounting plate arranged on the crossbeams; a deck portion, disposed on the frame portion, having a plurality of back decks, a plurality of buttock decks, a thigh deck, and a calf deck; and The bed board driving part is used to drive the bed board part to adjust the body position of the user, including a back-raising driving mechanism, a side-turning driving mechanism and a knee-bending driving mechanism arranged on the bed frame part, Wherein, the lifting motor of the lifting part is connected to the lead screw through a first coupling, the sliding table is sleeved on the screw rod, the optical axis is sleeved on the sliding table and Both ends of the optical axis are respectively slidably connected to the two first slide grooves, The scissor bar has two lower connection ends respectively connected to the support base and the optical axis, and two upper connection ends respectively rotatably connected to the side frame of the bed frame and slidably connected to the second chute. connection end. 2. The adjustable electric nursing bed according to claim 1, characterized in that: Wherein, the number of the back bed boards is 3, and the 3 back bed boards are horizontally aligned and hinged to each other, The number of said buttocks bed boards is 3, and the 3 said buttocks bed boards are horizontally aligned and hinged to each other, The three back bed boards and the three buttock bed boards are longitudinally aligned and hinged to each other, and the buttock bed board in the middle position is fixed on the bed frame, The front end of the thigh bed board is hinged to the bed frame, and the rear end is hinged to the lower leg bed board. 3. The adjustable electric nursing bed according to claim 2, characterized in that: Wherein, the back-lifting drive mechanism includes: Lift back electric push rod, Back lifting frame, including the connecting arm at the rear end and the rotating shaft on both sides, One end of the back lifting electric push rod is hinged on the crossbeam, The connecting arm is hinged to the other end of the back-lifting electric push rod, and the rotating shafts on both sides are respectively hinged to the left and right side frames of the bed frame. The front end of the back lifting frame is provided with at least two back lifting rollers. 4. The adjustable electric nursing bed according to claim 2, characterized in that: Wherein, the side turning drive mechanism includes: rollover motor, arranged on the beam; The second shaft coupling is connected with the rollover motor; The worm gear unit has a worm gear and a worm, and is arranged on the mounting plate, and the worm is connected with the second coupling; The first rollover connecting rod and the second rollover connecting rod are rotatably connected to the worm wheel; the first rollover frame is rotatably connected to the first rollover link; and the second rollover frame is rotatably connected to the second rollover link, The first rollover frame and the second rollover frame are respectively rotatably connected to the two rollover shafts, The first rollover frame and the second rollover frame are respectively provided with at least two rollover rollers. 5. The adjustable electric nursing bed according to claim 2, characterized in that: Wherein, the bent leg drive mechanism includes: An electric push rod for bent legs, one end of which is hinged on the beam; The leg bending link is hinged with the other end of the leg bending electric push rod; and calf frame, hinged to said flexor link, The rotation shaft of the bent leg link is hinged to the side frame of the bed frame, The calf frame is fixedly connected with the calf bed board. 6. The adjustable electric nursing bed according to claim 1, characterized in that: Wherein, the support base also has at least four universal wheels, The universal wheels are arranged under the support frame. 7. The adjustable electric nursing bed according to claim 1, characterized in that: Wherein, the rotation angle of the back bed board is 0-80°, Both left and right sides of the back bed board are longitudinally provided with guardrails. 8. The adjustable electric nursing bed according to claim 1, characterized in that: Wherein, the front end of the bed frame part is also provided with a headboard transversely. 9. The adjustable electric nursing bed according to claim 1, characterized in that: Wherein, the front and rear sides of the slide table are provided with limit switches, The sliding table slides and touches the limit switches on the front and rear sides, the motor stops rotating, and the bed frame is raised to the highest limit position or lowered to the lowest limit position. 10. The adjustable electric nursing bed according to claim 1, further comprising: The storage battery is used to supply power to the lifting part and the bed board driving part.