CN105455470A - Mechanical device of geezer chair - Google Patents
Mechanical device of geezer chair Download PDFInfo
- Publication number
- CN105455470A CN105455470A CN201510965955.5A CN201510965955A CN105455470A CN 105455470 A CN105455470 A CN 105455470A CN 201510965955 A CN201510965955 A CN 201510965955A CN 105455470 A CN105455470 A CN 105455470A
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- old
- chair
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- man
- rotating shaft
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- 235000015700 Artemisia abrotanum Nutrition 0.000 claims description 76
- 244000249062 Artemisia abrotanum Species 0.000 claims description 76
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 23
- 238000006243 chemical reaction Methods 0.000 claims description 19
- 239000000463 material Substances 0.000 abstract description 2
- 238000003466 welding Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 9
- 239000000203 mixture Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C1/00—Chairs adapted for special purposes
- A47C1/02—Reclining or easy chairs
- A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
- A47C1/034—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest
- A47C1/035—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts including a leg-rest or foot-rest in combination with movably coupled seat and back-rest, i.e. the seat and back-rest being movably coupled in such a way that the extension mechanism of the foot-rest is actuated at least by the relative movements of seat and backrest
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
Landscapes
- Health & Medical Sciences (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
- Special Chairs (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The invention relates to a mechanical extension device of a geezer chair. The mechanical extension device comprises a left-side component, a right-side component, a lifting base and an electric device, wherein the left-side component and the right-side component are respectively provided with a geezer chair handrail installing plate, a second lifting connecting piece, a leg switching piece, a first lifting connecting piece, a back-and-forth switching connecting piece, a backrest switching connecting piece, a geezer chair seat frame installing plate, a rear installing support, a geezer chair leg rod I, a geezer chair leg rod II, a geezer chair leg rod III, a geezer chair leg rod IV, a geezer chair foot plate, a geezer chair connecting rod, a third lifting connecting piece, a front installing piece, a rear installing piece and a bolt connecting piece; the lifting base comprises a chassis, a square lifting frame, a lifting frame, a lifting connecting rod, a welding connecting piece and an adjustable connecting piece; the electric device comprises a motor and a motor pushing rod; the motor is rotationally arranged on the chassis; the motor pushing rod is rotationally connected with the welding connecting piece. The mechanical extension device disclosed by the invention has the advantages that safety and stability are realized, the structure is firm, the installing efficiency is high, materials are saved, and the design of the geezer chair is improved.
Description
Technical field
The present invention relates to a kind of old-man chair mechanical device, particularly a kind ofly realize four kinds of attitudes and the old-man chair mechanical device of slow stable elevation can be realized.The present invention stands from sofa for helping the old man that legs and feet are inconvenient, waist power is bad, facilitates senior activity.
Background technology
Current existing old-man chair mechanical device has the place of six great deficiencies: 1, old-man chair mechanical device lifting part built on the sand, is easily rocked, reduced comfort level, and easily produce safety problem; 2, be divided into the assembling of multiple parts, complex steps, installation effectiveness is low; 3, steel consumption is large, and cost is high; 4, backrest easily rocks; 5, leg cannot draw in completely; 6, there is loaded down with trivial details intermediate structure, easily produce safety problem.
Summary of the invention
The invention provides a kind of simple for structure, easy for installation, reliable and stable, the old-man chair mechanical device of band electric functions.
The present invention solves the problems of the technologies described above adopted technical scheme: this old-man chair mechanical device, comprise left-hand side part, right side members and lifting pedestal, it is characterized in that left-hand side part, right side members is provided with old-man chair handrail installing plate, second hoists connector, leg bridgeware, first hoists connector, front and back conversion connector, backrest conversion connector, old man's chair frame installing plate, rear mounting bracket, old-man chair foot lever one, old-man chair foot lever two, old-man chair foot lever three, old-man chair foot lever four, old-man chair sole, old-man chair connecting rod, 3rd hoists connector, front installed part, rear installed part, bolt connection piece, bolt connection piece and front installed part are rotationally connected, front installed part, rear installed part is installed on old man's chair frame installing plate, the 3rd connector connector that hoists with old man's chair frame installing plate, second respectively that hoists is rotationally connected, second hoist connector and old man's chair frame installing plate is rotationally connected, before and after conversion connector connector, first connector that hoists that hoists with second be respectively rotationally connected, first connector that hoists is rotationally connected with old-man chair handrail installing plate, leg bridgeware respectively, leg bridgeware is rotationally connected with old-man chair connecting rod, old man's chair frame installing plate, old-man chair foot lever four respectively, the bolt connection piece of left-hand side part, right side members is rotatably installed on lifting pedestal, old-man chair left and right sides parts is directly connected with lifting pedestal and links, improve security and comfortableness.
Lifting pedestal of the present invention comprises chassis, lifting square frame, lifting frame, lifting linking member, welded connections, adjustable connecting piece, lifting square frame and chassis are rotationally connected, lifting frame is rotationally connected with lifting square frame, lifting linking member is rotationally connected with lifting frame, chassis respectively, welded connections is rotationally connected with lifting frame, the square tube of adjustable connecting piece is inserted in the square tube of welded connections, and adjustable connecting piece and bolt connection piece are rotationally connected, and realizes the function of adjustment width.
Bolt connection piece of the present invention is rotationally connected by the first rotating shaft and front installed part, 3rd connector that hoists is connected with old man's chair frame installing plate by the second rotating shaft, 3rd connector that hoists is connected by the 3rd rotating shaft and second connector that hoists, second connector that hoists is connected with old man's chair frame installing plate by the 4th rotating shaft, front and back conversion connector is respectively by the 5th rotating shaft, 6th rotating shaft and second hoists connector, first hoist connector be connected, first connector that hoists is connected with old-man chair handrail installing plate by the 7th rotating shaft, first connector that hoists is connected with leg bridgeware by the 8th rotating shaft, leg bridgeware is respectively by the 9th rotating shaft, tenth rotating shaft, 11 rotating shaft and old-man chair connecting rod, old man's chair frame installing plate, old-man chair foot lever four is connected, old man's chair frame installing plate is provided with the first limiting bush, old-man chair handrail installing plate is provided with the second limiting bush, backrest conversion connector is provided with the 3rd limiting bush, 3rd hoists on connector is provided with first-phase tangent plane, first hoists on connector is provided with second-phase tangent plane, rear installed part is provided with the 4th phase tangent plane, second hoists on connector is provided with third phase tangent plane and the 5th phase tangent plane, welded connections is provided with the 6th phase tangent plane, first limiting bush coordinates with first-phase tangent plane, second limiting bush and first-phase tangent plane, second-phase tangent plane coordinates, 3rd limiting bush coordinates with the 4th phase tangent plane.
Lifting square frame of the present invention is connected with chassis by the 12 rotating shaft, lifting frame is connected with lifting square frame by the 14 rotating shaft, lifting linking member is connected with lifting frame, chassis respectively by the 13 rotating shaft, the 15 rotating shaft, welded connections is connected with lifting frame by the 16 rotating shaft, lifting square frame is provided with spacing pad, chassis is provided with the 7th phase tangent plane, and spacing pad coordinates with the 7th phase tangent plane.
Sitting posture of the present invention and hoist state time, backrest conversion connector on the 3rd limiting bush tangent with the 4th phase tangent plane of rear installed part, achieve the spacing of firm stable, ensure that the backrest stability of old-man chair sofa sitting posture state and the process that hoists, safety and comfort.
The present invention is also provided with electric device, electric device comprises motor, motor push rod, motor is arranged on chassis by the 19 axis of rotation, and motor push rod is rotationally connected by the 18 rotating shaft and welded connections, drives old-man chair entirety to move with motor pushrod movement.
16 rotating shaft of the present invention, the 18 rotating shaft, the 19 rotating shaft are latch, facilitate transport, save installation steps, improve installation effectiveness by connecting mode of inserted pin.
Left and right sides parts together with lifting pedestal direct-assembling, are eliminated unnecessary middle connection, improve security and comfortableness, decrease the consumption of material, economize on resources, simplify mounting means, improve efficiency by the present invention.
The front installed part of the present invention, rear installed part adopt flanging design directly to assemble with sofa yoke, and assemble without the need to being divided into multiple assembly, general zerowall sofa yoke, installation effectiveness is high again.
Invention increases backrest spacing, firm stable is not rocked, and safe and reliable use is comfortable, greatly optimizes experience.
Accompanying drawing explanation
Fig. 1 is embodiment of the present invention left-hand side part or right side members leg schematic diagram when drawing in completely;
Fig. 2 is embodiment of the present invention left-hand side part or right side members leg schematic diagram when launching completely;
Fig. 3 is embodiment of the present invention left-hand side part or right side members backrest schematic diagram when toppling over completely;
Fig. 4 is the schematic diagram of embodiment of the present invention lifting pedestal when rising completely;
Fig. 5 is the schematic diagram of embodiment of the present invention critical piece composition and the method for operation;
Fig. 6 is the chassis of composition embodiment of the present invention lifting pedestal;
Fig. 7 is the square frame of composition embodiment of the present invention lifting pedestal;
Fig. 8 is the lifting frame of composition embodiment of the present invention lifting pedestal;
Fig. 9 is the welded connections of composition embodiment of the present invention lifting pedestal;
Figure 10 is the adjustable connecting piece of composition embodiment of the present invention lifting pedestal;
Figure 11 is embodiment of the present invention original state schematic diagram;
In figure: 1-old-man chair sole; 2-old-man chair foot lever two; 3-old-man chair foot lever three; 4-old man's chair frame installing plate; Installed part before 5-; Installed part after 6-; 7-old-man chair connecting rod; Mounting bracket after 8-; 9-backrest conversion connector; 10-old-man chair handrail installing plate; 11-second hoists connector; Connector is changed before and after 12-; 13-the 3rd hoists connector; 14-first hoists connector; 15-leg bridgeware; 16-old-man chair foot lever four; 17-old-man chair foot lever one; 18-bolt connection piece;
19-first fixing hole; 20-second fixing hole; 21-the 3rd fixing hole; 22-first rotating shaft; 23-the 4th fixing hole; 24-the 5th fixing hole; 25-the 6th fixing hole; 26-second rotating shaft; 27-the 3rd rotating shaft; 28-the 4th rotating shaft; 29-the 5th rotating shaft; 30-the 6th rotating shaft; 31-the 7th rotating shaft; 32-the 8th rotating shaft; 33-the 9th rotating shaft; 34-the tenth rotating shaft; 35-the 11 rotating shaft; 36-lifting linking member; 37-the 12 rotating shaft; 38-the 13 rotating shaft; 39-the 14 rotating shaft; 40-the 15 rotating shaft; 41-the 16 rotating shaft; 42-the 7th fixing hole; 43-the 8th fixing hole; 44-the 9th fixing hole; 45-the tenth fixing hole; 46-the 17 rotating shaft; 47-motor; 48-the 18 rotating shaft; 49-the 19 rotating shaft; 50-motor push rod; 51-the 6th phase tangent plane; 52-first limiting bush; 53-first-phase tangent plane; 54-second limiting bush; 55-second-phase tangent plane; 56-third phase tangent plane; The spacing pad of 57-; 58-the 3rd limiting bush; 59-the 4th phase tangent plane; 60-the 20 rotating shaft; 61-the 21 rotating shaft; 62-the 22 rotating shaft; 63-the 5th phase tangent plane; 64-the 7th phase tangent plane; 65-chassis; 66-is elevated square frame; 67-is elevated frame; 68-welded connections; 69-adjustable connecting piece.
Detailed description of the invention
Below in conjunction with accompanying drawing, also by embodiment, the invention will be further described.
The present embodiment old-man chair mechanical device comprises left-hand side part, right side members and lifting pedestal, left-hand side part is fixedly connected with by lifting pedestal with right side members, wherein said left-hand side part, right side members is equipped with old-man chair handrail installing plate 10, second hoists connector 11, leg bridgeware 15, first hoists connector 14, front and back conversion connector 12, backrest conversion connector 9, old man's chair frame installing plate 4, rear mounting bracket 8, first old-man chair foot lever 17, second old-man chair foot lever 2, 3rd old-man chair foot lever 3, 4th old-man chair foot lever 16, old-man chair sole 1, old-man chair connecting rod 7, 3rd hoists connector 13, front installed part 5, rear installed part 6, lifting pedestal is by chassis 65, lifting square frame 66, lifting frame 67, welded connections 68, adjustable connecting piece 69, parts such as lifting linking member 36 grade assemble.
In the left and right sides parts of the embodiment of the present invention, bolt connection piece 18 is rotationally connected with front installed part 5 by the first rotating shaft 22, front installed part 5 is arranged on old man's chair frame installing plate 4 by the first fixing hole 19, second fixing hole 20 and the 3rd fixing hole 21, move in the drive left and right sides, old man's chair frame installing plate 4 is provided with the first limiting bush 52, rear installed part 6 is connected with old man's chair frame installing plate 4 by the 4th fixing hole 23, the 5th fixing hole 24, the 6th fixing hole 26, rear installed part 6 is provided with the 4th phase tangent plane 59, rear mounting bracket 8 is changed connector 9 with old man's chair frame installing plate 4, backrest and is rotationally connected at the 20 rotating shaft the 60, the 21 rotating shaft 61 place respectively, backrest conversion connector 9 is provided with the 3rd limiting bush 58, and backrest conversion connector 9 is connected with old-man chair handrail installing plate 10 by the 22 rotating shaft 62, 3rd connector 13 one end that hoists is connected with old man's chair frame installing plate 4 by the second rotating shaft 26, the other end is connected by the 3rd rotating shaft 27 and second connector 11 that hoists, 3rd hoists on connector 13 is provided with first-phase tangent plane 53, second hoists on connector 11 is provided with third phase tangent plane 56 and the 5th phase tangent plane 63, second connector 11 that hoists is connected with old-man chair handrail installing plate 10 by the 4th rotating shaft 28, conversion connector 12 two ends, front and back are respectively by the 5th rotating shaft 29, 6th rotating shaft 30 and second hoists connector 11, first hoist connector 14 is connected, first hoists on connector 14 is provided with second-phase tangent plane 55, first connector 14 one end that hoists is connected with old-man chair handrail installing plate 10 by the 7th rotating shaft 31, the other end is connected with leg bridgeware 15 by the 8th rotating shaft 32, old-man chair handrail installing plate 10 is provided with the second limiting bush 54, leg bridgeware 15 is connected with old-man chair connecting rod 7, old man's chair frame installing plate the 4, the 4th old-man chair foot lever 16 respectively by the 9th rotating shaft 33, the tenth rotating shaft the 34, the 11 rotating shaft 35.
In the lifting pedestal of the embodiment of the present invention, lifting square frame 66 is connected with chassis 65 by the 12 rotating shaft 37, lifting frame 67 is connected with lifting square frame 66 by the 14 rotating shaft 39, and lifting linking member 36 is connected with lifting frame 67, chassis 65 respectively by the 13 rotating shaft the 38, the 15 rotating shaft 40; Welded connections 68 is connected with lifting frame 67 by the 16 rotating shaft 41, and the square tube of adjustable connecting piece 69 is inserted in the square tube of welded connections 68, realizes the function of adjustment width thus.
Left and right sides parts are fixed on lifting pedestal by the 7th fixing hole 42, the 8th fixing hole 43, the 9th fixing hole 44, the tenth fixing hole 45 by the present embodiment, bolt connection piece 18 one end is connected with adjustable connecting piece 69 by the 17 rotating shaft 46, the other end is connected with left and right sides parts by the first rotating shaft 22, realizes the function that lifting pedestal drives left and right sides motion; Old-man chair mechanical device comprises electric device, and electric device is rotationally connected with welded connections 68 by the 18 rotating shaft 48, and electric device is arranged on chassis 65 by the 19 rotating shaft 49, and electric device comprises motor 47, motor push rod 50.
The motion principle of the present embodiment is: motor push rod: 50 slide drives lifting pedestal motion guidance left and right sides to link.During initial position, lifting frame 67 contacts (Figure 11) with welded connections 68, motor push rod 50 is toward reclaiming, thus drive the welded connections 68 be connected with motor push rod 50 to rotate, welded connections 68 drives cover adjustable connecting piece 69 wherein to move, adjustable connecting piece 69 is bolted again part 18 and drives the old man's chair frame installing plate 4 be fixedly linked with front installed part 5 to move, and the rear installed part 6 be fixed on old man's chair frame installing plate 4 moves with old man's chair frame installing plate 4 simultaneously; After old man's chair frame installing plate 4 drives simultaneously, hoist connector 13, leg bridgeware 15 and the 3rd old-man chair foot lever 3 of mounting bracket 8, the 3rd moves, rear mounting bracket 8 drives backrest to change connector 9 and rotates, leg bridgeware 15 drives the 4th old-man chair foot lever 16 and old-man chair connecting rod 7 to move, and drives the motion of leg thus.In this case, gravitate, first hoist connector 14 and the second limiting bush 54 tangent at first-phase tangent plane 53, second connector 11 that hoists is tangent at the 5th phase tangent plane 63 with old-man chair handrail installing plate 10, and first connector 14, second connector 11 that hoists that hoists is changed connector 12 with front and back and kept static; At motor push rod 50 constantly toward in the process reclaimed, old man's chair frame installing plate 4 moves backward, leg extending forwards, hoist connector 13 when first-phase tangent plane 53 is tangent wait moving to the first limiting bush 52 and the 3rd, leg launches completely, and such old-man chair mechanical extending device just achieves the process of the state from Fig. 1 to Fig. 2.
Rear motor push rod 50 continue toward reclaim, 3rd connector 13 that hoists drives second connector 11 that hoists to rotate, leg bridgeware 15 drives first connector 14 that hoists to rotate, before and after conversion connector 12 driven by first connector 14 and second connector 11 that hoists that hoists simultaneously, originally with the second limiting bush 54 second-phase tangent plane 55 tangent first hoist connector 14 and with old-man chair handrail installing plate 10 the 5th phase tangent plane 63 tangent second hoist connector 11 upwards lift leave spacing, until second hoists connector 11 with old-man chair handrail installing plate 10 when third phase tangent plane 56 place is tangent, backrest is toppled over completely, such old-man chair mechanical extending device just achieves the process of the motion state from Fig. 2 to Fig. 3.Otherwise travel forward at motor push rod 50 until be elevated frame 67 and contact in the process of (see Figure 11) with welded connections 68 in the 6th phase tangent plane 51, old-man chair mechanical extending device successively achieves the process that leg draws in from Fig. 2 to Fig. 1 again from Fig. 3 to Fig. 2.
Under the original state of Figure 11, when motor push rod 50 moves forward, lifting pedestal is connected to lifting square frame 66 on chassis 65 by the 12 rotating shaft the 37 and the 15 rotating shaft 40 and lifting linking member 36 moves upward around the shaft, the lifting frame 67 be connected with lifting linking member 36 by the 13 rotating shaft 38 and the 14 rotating shaft 39 and lifting square frame 66 is lifted, being fixed on lifting frame 67 keeps the left and right sides of geo-stationary together to be lifted, and such old-man chair mechanical extending device just achieves the process of the state from Fig. 1 to Fig. 4.Otherwise when motor push rod 50 is toward reclaiming, old-man chair mechanical extending device just slowly declines until the spacing pad 57 on lifting square frame 66 contacts at the 7th phase tangent plane 64 with chassis 65, and old-man chair mechanical extending device gets back to initial sitting posture.
The present embodiment redesigns parts the Nomenclature Composition and Structure of Complexes, eliminates unnecessary middle connection, is directly connected by left and right sides parts, simplifies mounting means, improve efficiency, significantly improve security and comfortableness with lifting pedestal.
Embodiment adds the spacing design of backrest, ensure that the backrest stability of old-man chair sofa sitting posture state and the process that hoists, safety and comfort.
The present embodiment adopts flanging design, and be applicable to zerowall sofa yoke, directly assemble with sofa yoke, without the need to being divided into multiple assembly, installation effectiveness is high.
Standard of the present invention is convenient, and safety and firmness, every simple deformation of the present invention or equivalent transformation, should think and fall into protection scope of the present invention.
Claims (10)
1. an old-man chair mechanical device, comprise left-hand side part, right side members and lifting pedestal, left-hand side part, right side members is equipped with identical old-man chair handrail installing plate, second hoists connector, leg bridgeware, first hoists connector, front and back conversion connector, backrest conversion connector, old man's chair frame installing plate, rear mounting bracket, old-man chair foot lever one, old-man chair foot lever two, old-man chair foot lever three, old-man chair foot lever four, old-man chair sole, old-man chair connecting rod, 3rd hoists connector, front installed part, rear installed part, bolt connection piece, bolt connection piece and front installed part are rotationally connected, front installed part, rear installed part is installed on old man's chair frame installing plate, the 3rd connector connector that hoists with old man's chair frame installing plate, second respectively that hoists is rotationally connected, second hoist connector and old man's chair frame installing plate is rotationally connected, before and after conversion connector connector, first connector that hoists that hoists with second be respectively rotationally connected, first connector that hoists is rotationally connected with old-man chair handrail installing plate, leg bridgeware respectively, leg bridgeware is rotationally connected with old-man chair connecting rod, old man's chair frame installing plate, old-man chair foot lever four respectively, the bolt connection piece of left-hand side part, right side members is rotatably installed on lifting pedestal.
2. old-man chair mechanical device according to claim 1, it is characterized in that: described lifting pedestal comprises chassis, lifting square frame, lifting frame, lifting linking member, welded connections, adjustable connecting piece, lifting square frame and chassis are rotationally connected, lifting frame is rotationally connected with lifting square frame, lifting linking member is rotationally connected with lifting frame, chassis respectively, welded connections is rotationally connected with lifting frame, the square tube of adjustable connecting piece is inserted in the square tube of welded connections, and adjustable connecting piece and bolt connection piece are rotationally connected.
3. old-man chair mechanical device according to claim 1, it is characterized in that: described bolt connection piece is rotationally connected by the first rotating shaft and front installed part, 3rd connector that hoists is connected with old man's chair frame installing plate by the second rotating shaft, 3rd connector that hoists is connected by the 3rd rotating shaft and second connector that hoists, second connector that hoists is connected with old man's chair frame installing plate by the 4th rotating shaft, front and back conversion connector is by the 5th rotating shaft, 6th rotating shaft hoists with second connector respectively, first hoist connector be connected, first connector that hoists is connected with old-man chair handrail installing plate by the 7th rotating shaft, first connector that hoists is connected with leg bridgeware by the 8th rotating shaft, leg bridgeware is by the 9th rotating shaft, tenth rotating shaft, 11 rotating shaft respectively with old-man chair connecting rod, old man's chair frame installing plate, old-man chair foot lever four is connected, old man's chair frame installing plate is provided with the first limiting bush, old-man chair handrail installing plate is provided with the second limiting bush, backrest conversion connector is provided with the 3rd limiting bush, 3rd hoists on connector is provided with first-phase tangent plane, first hoists on connector is provided with second-phase tangent plane, rear installed part is provided with the 4th phase tangent plane, second hoists on connector is provided with third phase tangent plane and the 5th phase tangent plane, welded connections is provided with the 6th phase tangent plane, first limiting bush coordinates with first-phase tangent plane, second limiting bush and first-phase tangent plane, second-phase tangent plane coordinates, 3rd limiting bush coordinates with the 4th phase tangent plane.
4. old-man chair mechanical device according to claim 2, it is characterized in that: described lifting square frame is connected with chassis by the 12 rotating shaft, lifting frame is connected with lifting square frame by the 14 rotating shaft, lifting linking member is connected with lifting frame, chassis respectively by the 13 rotating shaft, the 15 rotating shaft, welded connections is connected with lifting frame by the 16 rotating shaft, the square tube of adjustable connecting piece is inserted in the square tube of welded connections, lifting square frame is provided with spacing pad, chassis is provided with the 7th phase tangent plane, and spacing pad coordinates with the 7th phase tangent plane.
5. old-man chair mechanical device according to claim 1 and 2, is characterized in that: be also provided with electric device, and electric device comprises motor, motor push rod, and electric machine rotation is arranged on chassis, and motor push rod and welded connections are rotationally connected.
6. old-man chair mechanical device according to claim 1 or 2, is characterized in that: sitting posture and hoist state time, backrest conversion connector on the 3rd limiting bush tangent with the 4th phase tangent plane of rear installed part.
7. old-man chair mechanical device according to claim 5, it is characterized in that: described motor is arranged on chassis by the 19 axis of rotation, motor push rod is rotationally connected by the 18 rotating shaft and welded connections.
8. old-man chair mechanical device according to claim 4, is characterized in that: described 16 rotating shaft is latch.
9. old-man chair mechanical device according to claim 7, is characterized in that: described 18 rotating shaft, the 19 rotating shaft are latch.
10. old-man chair mechanical device according to claim 1, is characterized in that: described front installed part, rear installed part are equipped with flanging.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810007860.6A CN108125435B (en) | 2015-12-22 | 2015-12-22 | Old man's chair mechanical device |
| CN201510965955.5A CN105455470B9 (en) | 2015-12-22 | 2015-12-22 | Old man's chair mechanical device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510965955.5A CN105455470B9 (en) | 2015-12-22 | 2015-12-22 | Old man's chair mechanical device |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810007860.6A Division CN108125435B (en) | 2015-12-22 | 2015-12-22 | Old man's chair mechanical device |
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| Publication Number | Publication Date |
|---|---|
| CN105455470A true CN105455470A (en) | 2016-04-06 |
| CN105455470B CN105455470B (en) | 2018-02-09 |
| CN105455470B9 CN105455470B9 (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810007860.6A Active CN108125435B (en) | 2015-12-22 | 2015-12-22 | Old man's chair mechanical device |
| CN201510965955.5A Active CN105455470B9 (en) | 2015-12-22 | 2015-12-22 | Old man's chair mechanical device |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810007860.6A Active CN108125435B (en) | 2015-12-22 | 2015-12-22 | Old man's chair mechanical device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105795775A (en) * | 2016-04-29 | 2016-07-27 | 东莞市捷科五金有限公司 | Structurally improved sofa chair frame |
| CN110876538A (en) * | 2019-11-25 | 2020-03-13 | 中源家居股份有限公司 | Mechanical stretching device with lifting function |
| CN111053389A (en) * | 2020-01-16 | 2020-04-24 | 中源家居股份有限公司 | Mechanical stretching device with lifting function |
| CN112021847A (en) * | 2020-08-05 | 2020-12-04 | 锐迈机械科技（吴江）有限公司 | Old man's chair lift actuating mechanism, seat frame and seat |
| CN112089241A (en) * | 2020-08-05 | 2020-12-18 | 锐迈机械科技（吴江）有限公司 | Seat frame driven by double motors and seat |
| CN112167864A (en) * | 2020-11-09 | 2021-01-05 | 安吉县盛信办公家具有限公司 | Electric rocking device of sofa rocking chair |
| US11109681B2 (en) | 2019-12-30 | 2021-09-07 | Changzhou Zehui Machinery Co., Ltd | Self-locking mechanism and lift chair therewith |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105455470B9 (en) | 2020-11-13 |
| CN108125435B (en) | 2021-10-01 |
| CN108125435A (en) | 2018-06-08 |
| CN105455470B (en) | 2018-02-09 |
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