CN216570545U - Semi-reclining position bed board structure of turning on one's side - Google Patents
Semi-reclining position bed board structure of turning on one's side Download PDFInfo
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- CN216570545U CN216570545U CN202123110102.3U CN202123110102U CN216570545U CN 216570545 U CN216570545 U CN 216570545U CN 202123110102 U CN202123110102 U CN 202123110102U CN 216570545 U CN216570545 U CN 216570545U
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Abstract
The utility model belongs to the field of medical sickbeds, and particularly relates to a side-turning structure of a semi-reclining position bed board, which comprises a bed frame, wherein a three-section type leg board frame and a three-section type back board frame are distributed on the bed frame along the length direction; the left, middle and right parts of the three-section leg plate frame are divided into a leg plate frame, a leg plate middle frame and a leg plate frame, and the three-section leg plate frame is arranged on the bed frame through a side-turning driving mechanism; the three-section back plate frame is divided into a back plate frame, a back plate middle frame and a back plate frame on the left, the middle and the right, and is arranged on a back plate frame support frame through a side-turning driving mechanism, and the back plate frame support frame is arranged on the bed frame through a back-turning driving mechanism; the inner side of the backboard frame is provided with a supporting plate, one end of the supporting plate is hinged with the backboard frame, the other end of the supporting plate is provided with a guide wheel, and the leg board frame is provided with a sliding chute in sliding fit with the guide wheel. The utility model discloses a systematic medical sickbed with a side-turning function in a semi-lying position, which well makes up for the defects of the prior art.
Description
Technical Field
The utility model belongs to the field of medical sickbeds, and particularly relates to a side-turning structure of a semi-reclining position bed board.
Background
The hospital bed is also called medical bed and medical bed, which is a necessary facility for hospital ward. At present, back bed boards of various medical sickbeds in the market can be automatically lifted, automatically extended, automatically turned on one side, automatically half-lying and the like. For example, the Chinese patent application CN 106798615A-a turning bed, CN 109363852A-a turning bed, CN 110433044A-a safe decompression medical care bed, CN 113425528A-a multi-angle adjustment multifunctional medical care bed, etc. Some have automatic lift and automatic position function of extending, some have the automatic function of turning on one's side, some have automatic half crouch, also some can local automatic turn on one's side simultaneously and automatic half crouch the function, but still do not have a medical sick bed backplate structure can realize automatic turning on one's side under the state of half crouch position.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a side turning structure of a bed board in a semi-reclining position, discloses a system medical sickbed with a side turning function in a semi-reclining position state, and well makes up for the defects of the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme:
a side turning structure of a semi-reclining position bed board comprises a bed frame 100, wherein a three-section type leg plate frame 200 and a three-section type back plate frame 300 are distributed on the bed frame 100 along the length direction;
the left, middle and right parts of the three-section leg plate frame 200 are divided into a leg plate frame 202, a leg plate middle frame 201 and a leg plate frame 202, and the three-section leg plate frame is arranged on the bed frame 100 through a side-turning driving mechanism 600;
the three-section back plate frame 300 is divided into a back plate frame 302, a back plate middle frame 301 and a back plate frame 302 at the left, the middle and the right, and is mounted on a back plate frame support frame 500 through a side-turning driving mechanism 600, and the back plate frame support frame 500 is mounted on the bed frame 100 through a back-turning driving mechanism 700;
the method is characterized in that:
a supporting plate 304 is arranged on the inner side of the backboard frame 302, one end of the supporting plate 304 is hinged with the backboard frame 302, a guide wheel 305 is arranged at the other end of the supporting plate 304, and the leg board frame 202 is provided with a sliding groove in sliding fit with the guide wheel 305.
Further, the support plate 304 is shaped as a concave arc.
Further, a leg plate laminated plate 203 and a back plate laminated plate 303 are respectively arranged on the inner sides of the leg plate middle frame 201 and the back plate middle frame 301.
Further, the inner sides of the leg board frame 202 and the backboard frame 302 are respectively provided with a leg board composite slab 203 and a backboard composite slab 303.
Further, the side-turning driving mechanism 600 comprises a supporting seat 601, the supporting seat 601 is fixedly installed in the middle of the end portion of the base frame, a side-turning rotating beam 602 is arranged at the top of the supporting seat 601, the middle of the side-turning rotating beam 602 is rotatably connected with the supporting seat 601, and a middle frame is installed on the side-turning rotating beam 602; connecting beams 604 are symmetrically arranged on two sides of the supporting seat 601, one end of each connecting beam 604 is hinged to the supporting seat 601, the other end of each connecting beam is hinged to a triangular connecting plate 603, the triangular connecting plates 603 are further hinged to corresponding ends of the side-turning rotating beams 602, and frames are fixedly mounted on the triangular connecting plates 603;
the rollover driving mechanism 600 further comprises a connecting shaft 605 and a rollover electric cylinder 609, a first transmission plate 606 and a second transmission plate 607 are mounted on the connecting shaft 605, the middle part of the first transmission plate 606 is connected with the connecting shaft 605, one end of the first transmission plate 606 is hinged to the base frame, the other end of the first transmission plate 606 is hinged to one end of the rollover electric cylinder 609, and the other end of the rollover electric cylinder 609 is hinged to the base frame; one end of the second transmission plate 607 is fixedly connected with the connecting shaft 605, the other end of the second transmission plate 607 is hinged with one end of a swing arm connecting rod 611, the other end of the swing arm connecting rod 611 is hinged with a third transmission plate 608, and the third transmission plate 608 is fixed at one end of the side-turning rotating beam 602;
the middle frame refers to a leg plate middle frame 201 or a backboard middle frame 301, the frame refers to a leg plate frame 202 or a backboard frame 302, and the base frame refers to a bed frame 100 or a back frame support 500.
Further, set up fine-tuning on the actuating mechanism 600 that turns on one side that is located syllogic leg sheet frame 200 one end, include: an adjusting connecting plate 102 and an adjusting hinge member 103, wherein the adjusting connecting plate 102 is fixedly installed on the bed frame 100, and the adjusting hinge member 103 is hinged with the side-turning electric cylinder 609 of the side-turning driving mechanism 600 on the corresponding side; the adjusting hinge member 103 is fixedly provided with an adjusting bolt 104, and the adjusting bolt 104 is fixed on the adjusting connecting plate 102 through at least two adjusting nuts 105.
Further, the back-turning driving mechanism 700 comprises a back-turning electric cylinder 701, a first back-turning connecting rod 703 and a second back-turning connecting rod 704, wherein two ends of the back-turning electric cylinder 701 are respectively hinged with the bed frame 100 and the back frame supporting frame 500; the hinged inner side of the back frame supporting frame 500 is provided with a double-hole ear plate 705, the upper ends of the first back-turning connecting rod 703 and the second back-turning connecting rod 704 are hinged with the double-hole ear plate 705 respectively, and the lower ends of the first back-turning connecting rod 703 and the second back-turning connecting rod 704 are hinged with the bedstead 100.
Further, the back-flipping driving mechanism 700 further includes two back-flipping gas springs 702, the two back-flipping gas springs 702 are distributed on two sides of the back-flipping electric cylinder 701, two ends of the back-flipping gas springs 702 are hinged to the bed frame 100 and the back frame supporting frame 500, and the back-flipping gas springs 702 and the back-flipping electric cylinder 701 are synchronous.
Further, the leg plate middle frame 201, the leg plate side frame 202, the backboard middle frame 301 and the backboard side frame 302 are all provided with a bed board 400.
Compared with the prior art, the utility model has the following beneficial effects: the utility model realizes the functions of side turning and semi-lying position of the medical bed by arranging the side turning driving mechanism and the back turning driving mechanism, and the butt joint position of the leg plate frame and the back plate frame is not fixed, but adopts a sliding drawer type structure, thereby well realizing the function of synchronous side turning in the semi-lying position state and well making up the defects of the prior art.
Drawings
Fig. 1 is a schematic view of the semi-reclining bed board side-turning structure in the embodiment when lying down.
Fig. 2 is a disassembly schematic view of the semi-reclining bed board side-turning structure in the embodiment when lying down.
FIG. 3 is a schematic view of a three-piece backplate frame according to an embodiment.
Fig. 4 is a disassembly schematic view of a three-section back plate frame in the embodiment.
FIG. 5 is a schematic view of the rollover drive mechanism at the three-section leg plate frame in an embodiment.
Fig. 6 is a disassembled view of the adjustment hinge member of fig. 5.
Fig. 7 is a schematic diagram of the bed board side-turning structure in the semi-lying position in the embodiment in the semi-lying position.
FIG. 8 is a perspective view of the three-section back plate in the semi-reclining position of the embodiment.
FIG. 9 is a schematic side view of the three-section back plate in the semi-reclining position of the embodiment.
Fig. 10 is a schematic diagram of the semi-reclining bed board rollover structure in the embodiment when the semi-reclining bed board rollover structure rolls over.
Fig. 11 is an end view of fig. 10.
Fig. 12 is a schematic diagram of the semi-reclining bed board rollover structure in the embodiment when the semi-reclining position is rolled over.
FIG. 13 is a schematic view of the combination of the leg board frame and the back board frame in the high position of FIG. 12.
FIG. 14 is a schematic view of the lower leg board edge frame and back board edge frame of FIG. 12.
Fig. 15 is a disassembled view of the side-turning structure of the semi-reclining bed board in fig. 12.
Fig. 16 is a side view of the semi-reclining bed board side-tipping structure of fig. 12.
Fig. 17 is a schematic end view of the side-turning structure of the semi-reclining bed board in fig. 12.
In the figure: 100. a bed frame; 101. a support member; 102. adjusting the connecting plate; 103. adjusting the hinge member; 104. adjusting the bolt; 105. adjusting the nut;
200. a three-section leg plate frame; 201. a leg plate middle frame; 202. a leg board frame; 203. a leg plate laminated slab;
300. a three-section back panel frame; 301. a back plate middle frame; 302. a back panel bezel; 303. a back-sheet laminate; 304. a support plate; 305. a guide wheel;
400. a bed board;
500. a back frame support frame;
600. a side-turn driving mechanism; 601. a supporting seat; 602. a side-turn swivel beam; 603. a triangular connecting plate; 604. a connecting beam; 605. a connecting shaft; 606. a first transmission plate; 607. a second transmission plate; 608. a third transmission plate; 609. a side-turning electric cylinder; 610. a side-turning gas spring; 611. a swing arm connecting rod;
700. a back-flip drive mechanism; 701. back turning over the electric cylinder; 702. a back-turning gas spring; 703. a first back-tipping connecting rod; 704. a second back-tipping connecting rod; 705. a double-hole ear plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to specific embodiments. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A medical sickbed comprises a walking base capable of walking, a bedstead 100 positioned on a walking mechanism, and a lifting mechanism which can be added between the bedstead 100 and the walking base to realize the lifting function.
As shown in fig. 1-17, the design of the side-turning structure of the bed board in the semi-horizontal position can realize the function of synchronous side turning in the semi-horizontal position. The specific implementation is as follows:
as shown in fig. 1, 7 and 10, a three-section leg plate frame 200 and a three-section backboard frame 300 are distributed on the bed frame 100 along the length direction, wherein the three-section backboard frame 300 can be lifted upwards under the action of the back-turning driving mechanism 700 to realize a semi-reclining position.
As shown in fig. 2, 3, 8 and 9, the back-turning driving mechanism 700 includes a back-turning electric cylinder 701, a first back-turning connecting rod 703 and a second back-turning connecting rod 704, wherein both ends of the back-turning electric cylinder 701 are respectively hinged with the bed frame 100 and the back frame supporting frame 500; the hinged inner side of the back frame supporting frame 500 is provided with a double-hole ear plate 705, the upper ends of the first back-turning connecting rod 703 and the second back-turning connecting rod 704 are hinged with the double-hole ear plate 705 respectively, and the lower ends of the first back-turning connecting rod 703 and the second back-turning connecting rod 704 are hinged with the bedstead 100. The multifunctional bed frame is characterized by further comprising two back-turning gas springs 702, wherein the two back-turning gas springs 702 are distributed on two sides of the back-turning electric cylinder 701, two ends of each back-turning gas spring 702 are hinged to the bed frame 100 and the back frame supporting frame 500 respectively, the back-turning gas springs 702 and the back-turning electric cylinder 701 are synchronous, and the back-turning gas springs 702 are adopted to assist the multi-power-source side-turning driving of the back-turning electric cylinder 701, so that the whole side-turning process is more stable, and the support after side turning is more stable.
As shown in fig. 2, the bedstead 100 has a supporting member 101 at an end near the back frame supporting frame 500 for supporting the back frame supporting frame 500 when the back frame supporting frame 500 is laid down.
As shown in fig. 9, when the semi-reclining position is required, the back-turning gas spring 702 assists the back-turning electric cylinder 701 to push the back frame supporting frame 500 to turn upwards around the second back-turning connecting rod 704, and the first back-turning connecting rod 703 rotates along with the second back-turning connecting rod 704 to realize the upward turning of the back frame supporting frame 500 by a certain angle in cooperation with the second back-turning connecting rod 704, and is fixed in the semi-reclining position.
As shown in fig. 1, the three-piece leg plate frame 200 is divided into a leg plate frame 202, a leg plate middle frame 201 and a leg plate frame 202. The three-section backboard frame 300 is divided into a backboard frame 302, a backboard middle frame 301 and a backboard frame 302 in the left, middle and right. The leg plate middle frame 201, the leg plate side frame 202, the backboard middle frame 301 and the backboard side frame 302 are all provided with a bed board 400.
As shown in fig. 3 and 4, the three-stage leg plate frame 200 is mounted on the frame 100 by the rollover driving mechanism 600.
As shown in fig. 1, the three-stage back plate frame 300 is mounted on the back plate frame support 500 through the side-turning driving mechanism 600.
As shown in fig. 10 and 11, the side-turning driving mechanism 600 includes a supporting seat 601, the supporting seat 601 is fixedly installed in the middle of the end portion of the base frame, a side-turning rotating beam 602 is installed at the top of the supporting seat 601, the middle of the side-turning rotating beam 602 is rotatably connected with the supporting seat 601, and a middle frame is installed on the side-turning rotating beam 602; connecting beams 604 are symmetrically arranged on two sides of the supporting seat 601, one end of each connecting beam 604 is hinged to the supporting seat 601, the other end of each connecting beam is hinged to a triangular connecting plate 603, each triangular connecting plate 603 is hinged to the corresponding end of the side-turning rotating beam 602, and a frame is fixedly mounted on each triangular connecting plate 603.
The rollover driving mechanism 600 further comprises a connecting shaft 605 and a rollover electric cylinder 609, a first transmission plate 606 and a second transmission plate 607 are mounted on the connecting shaft 605, the middle of the first transmission plate 606 is connected with the connecting shaft 605, one end of the first transmission plate 606 is hinged to the base frame, the other end of the first transmission plate 606 is hinged to one end of the rollover electric cylinder 609, and the other end of the rollover electric cylinder 609 is hinged to the base frame; one end of the second driving plate 607 is fixedly connected with the connecting shaft 605, the other end of the second driving plate 607 is hinged with one end of a swing arm connecting rod 611, the other end of the swing arm connecting rod 611 is hinged with a third driving plate 608, and the third driving plate 608 is fixed at one end of the side-turning rotating beam 602.
Depending on the position of the rollover drive mechanism 600, the middle frame may be referred to as a leg board middle frame 201 or a backboard middle frame 301, the side frame may be referred to as a leg board side frame 202 or a backboard side frame 302, and the base frame may be referred to as a frame 100 or a back frame support 500.
The side-turning driving mechanism 600 further comprises a side-turning gas spring 610, two ends of the side-turning gas spring 610 are hinged to the base frame and the first transmission plate 606 respectively, and the side-turning gas spring 610 and the side-turning electric cylinder 609 are arranged synchronously and have the same function as the back-turning gas spring 702.
As shown in fig. 3 and 4, the three-stage leg plate frame 200 is mounted on the bed frame 100 by the rollover driving mechanism 600. The three-section back plate frame 300 is mounted on the back plate frame support 500 through the side-turning driving mechanism 600, and the back plate frame support 500 is mounted on the bed frame 100 through the back-turning driving mechanism 700. Therefore, the complete symmetry is impossible, and the inconsistent motion is inevitable at the same time, so that the scheme designs the fine adjustment mechanism to eliminate the inconsistent difference generated by the back mechanism and the leg mechanism during the manufacture or the operation of the product.
As shown in fig. 5 and 6, a fine adjustment mechanism is provided on the rollover driving mechanism 600 located at one end of the three-section leg plate frame 200, and includes: an adjusting connecting plate 102 and an adjusting hinge member 103, wherein the adjusting connecting plate 102 is fixedly installed on the bed frame 100, and the adjusting hinge member 103 is hinged with the rollover electric cylinder 609 and the rollover spring 610 (lower end) of the rollover driving mechanism 600 on the corresponding side; the adjusting hinge member 103 is fixedly provided with an adjusting bolt 104, and the adjusting bolt 104 is fixed on the adjusting connecting plate 102 through (at least) two adjusting nuts 105.
During adjustment, the two adjusting nuts 105 are adjusted to enable the adjusting hinge member 103 to translate inwards and outwards, so that the positions of the rollover electric cylinder 609 and the rollover spring 610 are adjusted, the angle adjustment of the three-section leg plate frame 200 is realized, and the incongruous difference between the two rollover driving mechanisms 600 is eliminated.
As shown in fig. 10 and 11, when the back plate needs to be turned on one side (for example, the three-section back plate frame 300 is turned on one side), the rollover spring 610 assists the rollover electric cylinder 609 to push or pull the first driving plate 606 forward or backward, so as to drive the second driving plate 607 to rotate, and drive the swing arm connecting rod 611 to rotate, so as to jack up or pull down one end of the rollover rotating beam 602, so that the rollover rotating beam 602 rotates to drive the back plate middle frame 301 to be turned on one side, and then the back plate frame 302 on one side is jacked up through the cooperation of the connecting beam 604 and the triangular connecting plate 603, so as to realize the side turning of the three-section back plate frame 300. The three-section leg plate frame 200 is synchronously operated, so that the side turning of the whole bed is realized.
As shown in fig. 12-17, when the semi-reclining position and the side-turning are performed simultaneously, the connection between the three-section leg plate frame 200 and the three-section back plate frame 300 is required to be open, and cannot be a fixed structure. The specific design is as follows:
as shown in fig. 12-15, a supporting plate 304 is disposed on the inner side of the backboard frame 302, one end of the supporting plate 304 is hinged to the backboard frame 302, the other end is provided with a guide wheel 305, and the leg board frame 202 is provided with a sliding groove in sliding fit with the guide wheel 305.
As shown in fig. 15, the supporting plate 304 is designed to be concave arc-shaped to match the movement track of the frame.
As shown in fig. 12, leg plate superimposed plates 203 and rear plate superimposed plates 303 are provided on the inner sides of the leg plate middle frame 201 and the rear plate middle frame 301, respectively. The leg board superimposed slab 203 and the backboard superimposed slab 303 are respectively arranged on the inner sides of the leg board frame 202 and the backboard frame 302. Plays a role in strengthening and supporting.
As shown in fig. 9, when the patient needs to lie on his or her side or lie on his or her side, the rollover driving mechanism 600 and the rollover driving mechanism 700 are synchronized, and the relative positions of the leg plate middle frame 201 and the backboard middle frame 301 are slightly inclined (as shown in fig. 11), so that the middle positions can form a complete supporting surface for supporting the patient under the cooperation of the leg plate superimposed plate 203 and the backboard superimposed plate 303; the leg board frame 202 above will generate a bigger separation with the backboard frame 302, the support board 304 will be drawn out from the leg board frame 202, and the human body will be supported by the support board 304 all the time; the lower leg board frame 202 will have a smaller inclination with the backboard frame 302, and can also compensate for the support of the human body by the cooperation of the leg board composite board 203 and the backboard composite board 303. In summary, no matter which side is turned over in the semi-reclining position, the three-section leg plate frame 200 and the three-section back plate frame 300 cannot be mutually restrained and influenced, and complete support can be formed for the human body.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A side-turning structure of a semi-reclining position bed board comprises a bed frame (100), wherein a three-section type leg board frame (200) and a three-section type back board frame (300) are distributed on the bed frame (100) along the length direction;
the left, middle and right parts of the three-section type leg plate frame (200) are divided into a leg plate frame (202), a leg plate middle frame (201) and a leg plate frame (202), and the three-section type leg plate frame is arranged on the bed frame (100) through a side-turning driving mechanism (600);
the left, middle and right parts of the three-section type backboard frame (300) are divided into a backboard side frame (302), a backboard middle frame (301) and a backboard side frame (302), the three-section type backboard frame is arranged on a backboard frame support frame (500) through a side-turning driving mechanism (600), and the backboard frame support frame (500) is arranged on a bedstead (100) through a back-turning driving mechanism (700);
the method is characterized in that:
the inner side of the backboard frame (302) is provided with a supporting plate (304), one end of the supporting plate (304) is hinged with the backboard frame (302), the other end of the supporting plate is provided with a guide wheel (305), and the leg board frame (202) is provided with a sliding groove in sliding fit with the guide wheel (305).
2. The semi-reclining bed board rollover structure according to claim 1, wherein: the supporting plate (304) is in a concave arc shape.
3. The semi-reclining bed board rollover structure according to claim 1, wherein: leg plate superimposed sheets (203) and back plate superimposed sheets (303) are respectively arranged on the inner sides of the leg plate middle frame (201) and the back plate middle frame (301).
4. The semi-reclining bed board rollover structure according to claim 1, wherein: the inner sides of the leg plate frame (202) and the back plate frame (302) are respectively provided with a leg plate laminated slab (203) and a back plate laminated slab (303).
5. The semi-reclining bed board rollover structure according to claim 1, wherein: the side-turning driving mechanism (600) comprises a supporting seat (601), the supporting seat (601) is fixedly installed in the middle of the end part of the base frame, a side-turning rotating beam (602) is arranged at the top of the supporting seat (601), the middle of the side-turning rotating beam (602) is rotatably connected with the supporting seat (601), and a middle frame is installed on the side-turning rotating beam (602); connecting beams (604) are symmetrically arranged on two sides of the supporting seat (601), one end of each connecting beam (604) is hinged to the supporting seat (601), the other end of each connecting beam is hinged to a triangular connecting plate (603), the triangular connecting plates (603) are further hinged to the corresponding ends of the side-turning rotating beams (602), and frames are fixedly mounted on the triangular connecting plates (603);
the side-turning driving mechanism (600) further comprises a connecting shaft (605) and a side-turning electric cylinder (609), a first transmission plate (606) and a second transmission plate (607) are mounted on the connecting shaft (605), the middle of the first transmission plate (606) is connected with the connecting shaft (605), one end of the first transmission plate (606) is hinged to the base frame, the other end of the first transmission plate is hinged to one end of the side-turning electric cylinder (609), and the other end of the side-turning electric cylinder (609) is hinged to the base frame; one end of the second transmission plate (607) is fixedly connected with the connecting shaft (605), the other end of the second transmission plate is hinged with one end of a swing arm connecting rod (611), the other end of the swing arm connecting rod (611) is hinged with a third transmission plate (608), and the third transmission plate (608) is fixed at one end of the side-turning rotating beam (602);
the middle frame refers to a leg plate middle frame (201) or a backboard middle frame (301), the frame refers to a leg plate frame (202) or a backboard frame (302), and the base frame refers to a bedstead (100) or a back frame support frame (500).
6. The semi-reclining bed board rollover structure according to claim 5, wherein: set up fine-tuning on lieing in side actuating mechanism (600) of turning on of syllogic leg sheet frame (200) one end, include: the side turning device comprises an adjusting connecting plate (102) and an adjusting hinge member (103), wherein the adjusting connecting plate (102) is fixedly arranged on a bed frame (100), and the adjusting hinge member (103) is hinged with a side turning electric cylinder (609) of a side turning driving mechanism (600) on the corresponding side; the adjusting hinge component (103) is fixedly provided with an adjusting bolt (104), and the adjusting bolt (104) is fixed on the adjusting connecting plate (102) through at least two adjusting nuts (105).
7. The semi-reclining bed board rollover structure according to claim 1, wherein: the back-turning driving mechanism (700) comprises a back-turning electric cylinder (701), a first back-turning connecting rod (703) and a second back-turning connecting rod (704), wherein two ends of the back-turning electric cylinder (701) are respectively hinged with the bed frame (100) and the back frame supporting frame (500); the hinged inner side of the back frame supporting frame (500) is provided with a double-hole ear plate (705), the upper ends of the first back-turning connecting rod (703) and the second back-turning connecting rod (704) are respectively hinged with the double-hole ear plate (705), and the lower ends of the first back-turning connecting rod (703) and the second back-turning connecting rod (704) are hinged with the bed frame (100).
8. The semi-reclining bed board rollover structure according to claim 7, wherein: the back-turning driving mechanism (700) further comprises two back-turning air springs (702), the two back-turning air springs (702) are distributed on two sides of the back-turning electric cylinder (701), two ends of each back-turning air spring (702) are hinged to the bed frame (100) and the back frame supporting frame (500) respectively, and the back-turning air springs (702) are synchronous with the back-turning electric cylinder (701).
9. The semi-reclining bed board rollover structure according to any one of claims 1 to 8, wherein: bed boards (400) are arranged on the leg plate middle frame (201), the leg plate side frame (202), the backboard middle frame (301) and the backboard side frame (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123110102.3U CN216570545U (en) | 2021-12-10 | 2021-12-10 | Semi-reclining position bed board structure of turning on one's side |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123110102.3U CN216570545U (en) | 2021-12-10 | 2021-12-10 | Semi-reclining position bed board structure of turning on one's side |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216570545U true CN216570545U (en) | 2022-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123110102.3U Active CN216570545U (en) | 2021-12-10 | 2021-12-10 | Semi-reclining position bed board structure of turning on one's side |
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| CN (1) | CN216570545U (en) |
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2021
- 2021-12-10 CN CN202123110102.3U patent/CN216570545U/en active Active
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