CN213882516U - Formula of can lying chair of accompanying - Google Patents
Formula of can lying chair of accompanying Download PDFInfo
- Publication number
- CN213882516U CN213882516U CN202022565186.9U CN202022565186U CN213882516U CN 213882516 U CN213882516 U CN 213882516U CN 202022565186 U CN202022565186 U CN 202022565186U CN 213882516 U CN213882516 U CN 213882516U
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- connecting rod
- chair
- motor
- accompanying
- main body
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- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 230000009467 reduction Effects 0.000 claims description 37
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 3
- 230000036544 posture Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 206010050296 Intervertebral disc protrusion Diseases 0.000 description 1
- 206010041591 Spinal osteoarthritis Diseases 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000003925 brain function Effects 0.000 description 1
- 208000036319 cervical spondylosis Diseases 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 208000035475 disorder Diseases 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 208000005801 spondylosis Diseases 0.000 description 1
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- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
A reclining accompanying chair comprises a chair main body, a parallel linkage mechanism and an accompanying mechanism, wherein the parallel linkage mechanism and the accompanying mechanism are installed below a seat plate of the chair main body; the parallel linkage mechanism is arranged on the bottom plate and comprises two linkage units and an adjustable plate, the upper end of the adjustable plate is hinged with the front end of a seat plate of the chair main body, and the seat plate is fixed on the seat frame; the two linkage units are linked and arranged side by side and are simultaneously connected with the adjustable plate and the chair back of the chair main body respectively; accompany the mechanism including accompanying board, lead screw, step motor and fourth connecting rod, accompany the one end of board and pass through the hinge and articulate with the other end of seat frame, the lead screw is arranged in the below of seat frame along left right direction, is equipped with the nut on the lead screw, the one end of fourth connecting rod is passed through the hinge and is connected with the nut, and the other end of fourth connecting rod passes through the hinge and is connected with the bottom intermediate position of accompanying the board. The utility model provides a reclining accompanying chair with simple structure, convenient operation, small floor area and low cost.
Description
Technical Field
The utility model belongs to the technical field of medical care apparatus technique and specifically relates to a formula of can lying chair of accompanying.
Background
The long-time sitting is a forced posture which is easy to get ill, such as cervical spondylosis and lumbar disc herniation, and the long-time sitting is easy to slow the brain function, thus causing the brain blur, the cervical stiffness and disorder. Most of the traditional chairs supported by four feet are fixed or foldable, and the chair back cannot be adjusted, so that the comfort level is poor and the chair is uncomfortable to sit for a long time; although techniques for putting chairs down into beds are available, manual adjustment is required, and stability and convenience are still to be improved.
Disclosure of Invention
In order to overcome the defects existing in the prior art, the utility model provides a reclining accompanying chair with simple structure, convenient operation, small occupied area and low cost.
The utility model provides a technical scheme that its technical problem adopted is:
a reclining accompanying chair comprises a chair main body, a parallel linkage mechanism and an accompanying mechanism, wherein the parallel linkage mechanism and the accompanying mechanism are installed below a seat plate of the chair main body;
the parallel linkage mechanism is arranged on the bottom plate and comprises two linkage units and an adjustable plate, the upper end of the adjustable plate is hinged with the front end of a seat plate of the chair main body, and the seat plate is fixed on the seat frame; the two linkage units are linked and arranged side by side and are simultaneously connected with the adjustable plate and the chair back of the chair main body respectively;
accompany the mechanism including accompanying board, lead screw, step motor and fourth connecting rod, it is articulated with the other end of seat frame that the hinge is passed through to accompany the one end of board, the lead screw is arranged in the below of seat frame along left right direction, step motor installs the bottom in seat frame one end through first perpendicular connecting rod, and its output passes through the shaft coupling and is connected with the one end of lead screw, and the other end of lead screw passes through the bearing and rotationally installs the lower extreme that the second erects the connecting rod, and the upper end that the connecting rod was erected to the second is installed on the bottom of the seat frame other end, be equipped with the nut on the lead screw, the one end of fourth connecting rod is passed through the hinge and is connected with the nut, and the other end of fourth connecting rod passes through the hinge and is connected with the bottom intermediate position of accompanying the board, the fourth connecting rod is the crooked connecting rod of its other end tilt up.
Furthermore, each linkage unit comprises a rack, a first motor, a first reduction gear box, a first connecting rod, a second connecting rod, a third connecting rod, a second motor and a second reduction gear box which are arranged on the bottom plate along the front-back direction, the output end of the first motor is connected with the input end of the first reduction gear box, the output gear of the first reduction gear box is meshed with the rack, the lower end of the first connecting rod is hinged with the front part of the second connecting rod, the upper end of the first connecting rod is hinged with the rear side surface of the adjustable plate, the front end of the second connecting rod is hinged with the first reduction gear box, the rear end of the second connecting rod is hinged with the front end of the short rod, the rear end of the short rod is hinged with the lower end of the third connecting rod, the lower end of the third connecting rod is hinged with the second reduction gear box, the upper end of the third connecting rod is hinged with the chair back of the chair main body, the output end of the second motor is connected with the input end of the reduction gear box, the output gear of the second reduction gear box is meshed with the rack;
the two first connecting rods, the two second connecting rods and the two third connecting rods of the two linkage units are connected through the connecting rods, and the first motor and the second motor are mini motors.
Still further, the accompanying chair further comprises a control system, the control system comprises a 32 single chip microcomputer, a motor driver, a control button and a power supply, the control button is connected with the 32 single chip microcomputer, the 32 single chip microcomputer is connected with the stepping motor and the mini motor through the motor driver, the control button is installed at an armrest of the chair main body, the 32 single chip microcomputer is arranged on the chair main body, the motor driver is arranged on the chair main body and is connected with the stepping motor and the mini motor through leads, and the power supply is a 12V or 24V direct current storage power supply; the control buttons include a back recline/up button, an adjustable board/recline button, and a companion board up/down button.
The beneficial effects of the utility model are that: the angle adjustment of the chair back and the adjustable plate can be realized by adopting the design of a parallel linkage mechanism; the accompanying plate is added on the left side of the chair main body, so that a parent can accompany left and right; and a key-type operating system is adopted, so that the automation degree is high and the practicability is high.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the parallel linkage mechanism of the present invention.
Fig. 3 is a schematic view of the accompanying mechanism of the present invention.
Detailed Description
The utility model is further described with reference to the accompanying drawings.
Referring to fig. 1 to 3, a reclining type accompanying chair includes a chair main body, and a parallel linkage mechanism and an accompanying mechanism installed under a seat plate of the chair main body;
the parallel linkage mechanism is arranged on the bottom plate and comprises two linkage units and an adjustable plate 2, the upper end of the adjustable plate 2 is hinged with the front end of a seat plate of the chair main body, and the seat plate is fixed on a seat frame; the two linkage units are linked and arranged side by side and are simultaneously connected with the adjustable plate 2 and the chair back of the chair main body respectively;
the accompanying mechanism comprises an accompanying plate 12, a lead screw 9, a stepping motor 7 and a fourth connecting rod 6-7, one end of the accompanying plate 12 is hinged with the other end of the seat frame through a hinge, the screw rod 9 is arranged below the seat frame along the left-right direction, the stepping motor 7 is arranged at the bottom of one end of the seat frame through a first vertical connecting rod, the output end of the connecting rod is connected with one end of a screw rod 9 through a coupler 8, the other end of the screw rod 9 is rotatably provided with the lower end of a second vertical connecting rod 11 through a bearing, the upper end of the second vertical connecting rod 11 is arranged on the bottom of the other end of the seat frame, the screw rod 9 is provided with a nut 10, one end of the fourth connecting rod 6-7 is connected with the nut 10 through a hinge 5-10, the other end of the fourth connecting rod 6-7 is connected with the middle position of the bottom of the accompanying plate 12 through a hinge, and the fourth connecting rod 6-7 is a bent connecting rod with the other end inclined upwards.
Further, each linkage unit comprises a rack, a first motor, a first reduction gear box, a first connecting rod, a second connecting rod, a third connecting rod, a second motor and a second reduction gear box which are arranged on the bottom plate along the front-back direction, the output end of the first motor is connected with the input end of the first reduction gear box, the output gear of the first reduction gear box is meshed with the rack, the lower end of the first connecting rod is hinged with the front part of the second connecting rod, the upper end of the first connecting rod is hinged with the rear side surface of the adjustable plate 2, the front end of the second connecting rod is hinged with the first reduction gear box, the rear end of the second connecting rod is hinged with the front end of the short rod, the rear end of the short rod is hinged with the lower end of the third connecting rod, the lower end of the third connecting rod is hinged with the second reduction gear box, the upper end of the third connecting rod is hinged with the chair back 1 of the chair main body, the output end of the second motor is connected with the input end of the second reduction gear box, the output gear of the second reduction gear box is meshed with the rack;
the two first connecting rods, the two second connecting rods and the two third connecting rods of the two linkage units are connected through the connecting rods, and the first motor and the second motor are mini motors.
Still further, the accompanying chair further comprises a control system, the control system comprises a 32 single chip microcomputer, a motor driver, a control button and a power supply, the control button is connected with the 32 single chip microcomputer, the 32 single chip microcomputer is connected with the stepping motor and the mini motor through the motor driver, the control button is installed at an armrest of the chair main body, the 32 single chip microcomputer is arranged on the chair main body, the motor driver is arranged on the chair main body and is connected with the stepping motor and the mini motor through leads, and the power supply is a 12V or 24V direct current storage power supply; the control buttons include a back recline/up button, an adjustable board/recline button, and a companion board up/down button.
As shown in fig. 1, the chair back 1 and the adjustable plate 2 of the chair main body are respectively connected with the parallel linkage mechanism through hinges, and the chair back 1 and the adjustable plate 2 can be automatically adjusted along with the parallel linkage mechanism.
As shown in figure 2, the mini motor is rotated by power supply to drive the reduction gear box to move on the rack, the first connecting rods 6-5 and 6-6 are respectively hinged on the second connecting rods 6-2 and 6-4 through hinges and are connected with the adjustable plate 2 through hinges 5-3 and 5-4, the third connecting rods 6-1 and 6-2 are connected with the chair back 1 through hinges 5-1 and 5-2, and the movement of the connecting rod mechanism is driven through the back and forth movement of the reduction gear box on the rack, so that the inclination angle of the chair back and the inclination angle of the adjustable plate are adjusted. The third connecting rods 6-1 and 6-2 are connected with the second reduction gear boxes 4-3 and 4-4 through hinges 5-5 and 5-6, the second reduction gear boxes 4-3 and 4-4 are respectively arranged on the racks 3-1 and 3-2, power is supplied to the second motor through the power supply, and the second motor drives the second reduction gear boxes to enable the second reduction gear boxes to move back and forth on the racks, so that the inclination angle of the chair back is adjusted.
The second connecting rods 6-3 and 6-4 are respectively connected with the first reduction gear boxes 4-1 and 4-2 through hinges 5-7 and 5-8, power is supplied to the first motor through a power supply, and the first motor drives the first reduction gear boxes 4-1 and 4-2 to enable the reduction gear boxes to move back and forth on the racks, so that the inclination angle of the chair back or the adjustable plate is adjusted.
As shown in fig. 3, the stepping motor 7 is powered, the screw 9 is driven by the coupler 8, the fourth connecting rod 6-7 is connected with the screw nut 10 through the hinge 5-10, and the other end of the fourth connecting rod 6-7 is connected with the accompanying plate 12 through the hinge 5-9. The fourth connecting rod 6-7 is a connecting rod with a certain bending degree and is not a straight rod, and the accompanying mechanism can be automatically lifted through a button to provide a seat, so that an communicator and the old can communicate with each other more closely and conveniently; the stepping motor 7 drives the screw rod 9 through the coupler 8, the screw rod 9 is enabled to rotate, the nut 10 on the screw rod and the fourth connecting rod 6-7 are driven by the screw rod 9 to move in the horizontal direction, and when the fourth connecting rod 6-7 moves in the horizontal direction, the accompanying plate 12 is supported, so that the accompanying plate 12 rotates around the hinges 5-11 through the hinges 5-12 until the accompanying plate 12 is horizontal.
The utility model discloses a working process: the chair back lying/rising button, the adjustable plate/rising lying button and the accompanying plate lifting/falling button are arranged under the control of the 32 single chip microcomputer system, and the chair back lying adjustment, the adjustable plate lying adjustment and the accompanying plate lifting can be realized through the buttons.
When a chair back lying button is pressed down, the four mini motors arranged on the rack rotate in the positive direction to output kinetic energy, the reduction gear box is driven to move on the rack, and a third connecting rod connected with the chair back 1 is pulled, so that the chair back 1 is driven to rotate around the hinge by a certain angle, and the angle between the chair back 1 and the horizontal angle is continuously reduced; when a chair back 'up' button is pressed down, the four mini motors arranged on the rack rotate in the opposite direction to output kinetic energy, the reduction gear box is driven to move in the opposite direction on the rack, and the third connecting rod connected with the chair back 1 is pushed, so that the chair back 1 is driven to rotate around the hinge for a certain angle, and the angle between the chair back 1 and the horizontal angle is continuously increased.
When the lifting button of the adjustable plate is pressed, the four mini motors arranged on the rack rotate in the positive direction to output kinetic energy, the reduction gear box is driven to move on the rack, and the first connecting rod connected with the adjustable plate 2 is pushed, so that the adjustable plate 2 is driven to rotate around the hinge by a certain angle, and the angle between the adjustable plate 2 and the horizontal angle is continuously reduced; when the 'down' button of the adjustable plate is pressed, the four mini motors mounted on the rack rotate in the opposite direction to output kinetic energy, the reduction gear box is driven to move in the opposite direction on the rack, the first connecting rod connected with the adjustable plate 2 is pulled, and therefore the adjustable plate 2 is driven to rotate around the hinge by a certain angle and continuously increase with the horizontal angle.
When the 'ascending' button of the accompanying plate is pressed, the stepping motor 7 arranged on one side of the chair rotates in the positive direction to output kinetic energy, the screw rod 9 is driven by the coupler 8, the screw rod nut moves on the screw rod 9 by meshing the screw rod 9 with the nut 8, so that the fourth connecting rod 6-7 connected through the hinge is driven, the fourth connecting rod 6-7 pushes the accompanying plate 12, the accompanying plate 12 rotates around the hinge 5-11 at a certain angle, the horizontal angle is continuously reduced, and finally the accompanying plate 12 is lifted to be horizontal; when a 'descending' button of the accompanying plate is pressed, a stepping motor 7 arranged on one side of the chair rotates in the opposite direction to output kinetic energy, a shaft coupling 8 drives a screw rod 9, the screw rod is meshed with a nut 8 to enable the nut 8 to move in the opposite direction on the screw rod 9, and therefore a fourth connecting rod 6-7 connected through a hinge 5-10 is driven, the fourth connecting rod 6-7 pushes the accompanying plate 12, the accompanying plate 12 rotates in the opposite direction around the hinge by a certain angle, and the angle between the accompanying plate and the horizontal plane is continuously increased;
the utility model has simple operation and convenient use, and can be used only by operating the button beside the armrest; at present, the number of people sitting for a long time in China is increased continuously, the invention can provide more comfortable sitting postures and lying relaxation opportunities for people sitting for a long time by adjusting the chair back and the adjustable plate, and has strong practicability; the chair can be put on and laid down through the buttons, and the convenience is high; overall structure is simple, and area is little and the cost is not high, can satisfy most users' demand.
The above description is only a preferred embodiment of the present invention, and does not limit the scope of the present invention, and the structures described in the present specification and the accompanying drawings can be directly or indirectly applied to other related technical fields, and shall be included in the scope of the present invention.
Claims (3)
1. The utility model provides a can formula of lying chair of accompanying, its characterized in that: comprises a chair main body, a parallel linkage mechanism and an accompanying mechanism which are arranged below a seat plate of the chair main body;
the parallel linkage mechanism is arranged on the bottom plate and comprises two linkage units and an adjustable plate, the upper end of the adjustable plate is hinged with the front end of a seat plate of the chair main body, and the seat plate is fixed on the seat frame; the two linkage units are linked and arranged side by side and are simultaneously connected with the adjustable plate and the chair back of the chair main body respectively;
accompany the mechanism including accompanying board, lead screw, step motor and fourth connecting rod, it is articulated with the other end of seat frame that the hinge is passed through to accompany the one end of board, the lead screw is arranged in the below of seat frame along left right direction, step motor installs the bottom in seat frame one end through first perpendicular connecting rod, and its output passes through the shaft coupling and is connected with the one end of lead screw, and the other end of lead screw passes through the bearing and rotationally installs the lower extreme that the second erects the connecting rod, and the upper end that the connecting rod was erected to the second is installed on the bottom of the seat frame other end, be equipped with the nut on the lead screw, the one end of fourth connecting rod is passed through the hinge and is connected with the nut, and the other end of fourth connecting rod passes through the hinge and is connected with the bottom intermediate position of accompanying the board, the fourth connecting rod is the crooked connecting rod of its other end tilt up.
2. A reclining companion chair as claimed in claim 1, wherein: each linkage unit comprises a rack, a first motor, a first reduction gear box, a first connecting rod, a second connecting rod, a third connecting rod, a second motor and a second reduction gear box which are arranged on the bottom plate along the front-back direction, the output end of the first motor is connected with the input end of the first reduction gear box, the output gear of the first reduction gear box is meshed with the rack, the lower end of the first connecting rod is hinged with the front part of the second connecting rod, the upper end of the first connecting rod is hinged with the rear side surface of the adjustable plate, the front end of the second connecting rod is hinged with the first reduction gear box, the rear end of the second connecting rod is hinged with the front end of the short rod, the rear end of the short rod is hinged with the lower end of the third connecting rod, the lower end of the third connecting rod is hinged with the second reduction gear box, the upper end of the third connecting rod is hinged with the chair back of the chair main body, the output end of the second motor is connected with the input end of the second reduction gear box, the output gear of the second reduction gear box is meshed with the rack;
the two first connecting rods, the two second connecting rods and the two third connecting rods of the two linkage units are connected through the connecting rods, and the first motor and the second motor are mini motors.
3. A reclining companion chair as claimed in claim 2, wherein: the accompanying chair further comprises a control system, the control system comprises a 32 single chip microcomputer, a motor driver, a control button and a power supply, the control button is connected with the 32 single chip microcomputer, the 32 single chip microcomputer is connected with a stepping motor and a mini motor through the motor driver, the control button is installed at an armrest of a chair main body, the 32 single chip microcomputer is arranged on the chair main body, the motor driver is arranged on the chair main body and is connected with the stepping motor and the mini motor through leads, and the power supply is a 12V or 24V direct current storage power supply; the control buttons include a back recline/up button, an adjustable board/recline button, and a companion board up/down button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022565186.9U CN213882516U (en) | 2020-11-09 | 2020-11-09 | Formula of can lying chair of accompanying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022565186.9U CN213882516U (en) | 2020-11-09 | 2020-11-09 | Formula of can lying chair of accompanying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213882516U true CN213882516U (en) | 2021-08-06 |
Family
ID=77118524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022565186.9U Expired - Fee Related CN213882516U (en) | 2020-11-09 | 2020-11-09 | Formula of can lying chair of accompanying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213882516U (en) |
-
2020
- 2020-11-09 CN CN202022565186.9U patent/CN213882516U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210806 |