CN111938354A - Chair frame mechanical structure based on intelligent furniture is with removable state of lying that inclines - Google Patents

Chair frame mechanical structure based on intelligent furniture is with removable state of lying that inclines Download PDF

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Publication number
CN111938354A
CN111938354A CN202010833165.2A CN202010833165A CN111938354A CN 111938354 A CN111938354 A CN 111938354A CN 202010833165 A CN202010833165 A CN 202010833165A CN 111938354 A CN111938354 A CN 111938354A
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CN
China
Prior art keywords
seat
frame
plate
rear side
sides
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Pending
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CN202010833165.2A
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Chinese (zh)
Inventor
李国瑞
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Individual
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Individual
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Priority to CN202010833165.2A priority Critical patent/CN111938354A/en
Publication of CN111938354A publication Critical patent/CN111938354A/en
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    • 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
    • A47C1/022—Reclining or easy chairs having independently-adjustable supporting parts
    • A47C1/024—Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable and lockable inclination
    • 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
    • A47C7/36—Support for the head or the back
    • A47C7/40—Support for the head or the back for the back
    • A47C7/46—Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs
    • A47C7/462—Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs adjustable by mechanical means
    • 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
    • A47C7/50—Supports for the feet or the legs coupled to fixed parts of the chair
    • A47C7/506—Supports for the feet or the legs coupled to fixed parts of the chair of adjustable type
    • A47C7/5066—Supports for the feet or the legs coupled to fixed parts of the chair of adjustable type by rotation
    • 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
    • A47C7/62—Accessories for chairs
    • A47C7/72—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like
    • A47C7/74—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like for ventilation, heating or cooling
    • A47C7/742—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like for ventilation, heating or cooling for ventilating or cooling
    • A47C7/744—Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like for ventilation, heating or cooling for ventilating or cooling with active means, e.g. by using air blowers or liquid pumps

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  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)

Abstract

The invention discloses a chair frame mechanical structure capable of changing a lying state based on intelligent furniture, relates to the technical field of furniture chairs, and solves the problems that an existing chair is not fine in adjusting angle and inconvenient to reset when a person lies on the chair. A chair frame mechanical structure capable of changing a lying state based on intelligent furniture comprises a seat board; the middle of the bottom of the seat plate is rotatably provided with a wheel seat; the rear side of the seat board is rotatably provided with a back board through hinge connection; the back plate also comprises an air strip; through being provided with flexible rocker and lead screw, the angle modulation function of mechanical type is provided for the chair frame, when needs adjustment chair frame angle, can the direct rotation flexible rocker, it is rotatory to utilize flexible rocker to drive the control shaft, utilizes the control shaft to carry out angle adjustment's control for power fit slider structure to backplate and push pedal, and the control shaft passes through the worm gear with flexible rocker and connects, can realize the auto-lock, and is stable effectual, and the people can reset when lying on the seat.

Description

Chair frame mechanical structure based on intelligent furniture is with removable state of lying that inclines
Technical Field
The invention relates to the technical field of furniture seats, in particular to a chair frame mechanical structure capable of changing a lying state based on intelligent furniture.
Background
The swivel chair is one of computer chairs and office chairs, and is a chair with a rotatable sitting part. The swivel chair can be divided into a half swivel chair and a full swivel chair, and needs to be selected and purchased according to self requirements.
An adjustable seat assembly is disclosed in a search of, for example, patent No. CN 107662524B. A seat assembly is provided having a seat bottom and a seat back mounted adjacent the seat bottom. A cushion disposed on at least one of the seat bottom and the seat back and defining a seating surface. The seating surface has a plurality of zones. A controller is in communication with the cushion and is programmed to independently vary the stiffness of each of the zones along the seating surface.
Another example patent No. CN105197036B discloses a lower leg adjustment seat comprising: the cushion support frame is fixedly arranged on the cushion support frame, the first end of the first connecting piece is movably connected with the fixing seat, the second end of the first connecting piece is movably connected with the shank support frame, and the first motor is in driving connection with the first connecting piece. Rotate through the first connecting piece of first motor drive, drive the shank support frame rotates, makes the shank support frame rotate with position of sitting assorted angle, for the passenger partly lies or provides the shank when lying for sleeping in and supports for the passenger takes more comfortablely, has improved passenger's experience greatly.
However, the currently used seat structure is mainly fixed through friction, when the shape of the seat needs to be adjusted, the rotating shaft of the seat needs to be loosened through a lever, the seat is automatically adjusted through body feeling, the adjusting angle is not fine, and people can not conveniently reset when lying on the seat.
Disclosure of Invention
Problem (A)
The invention aims to provide a chair frame mechanical structure capable of changing a lying state based on intelligent furniture, and the chair frame mechanical structure is used for solving the problems that the existing chair structure proposed in the background technology is mainly fixed through friction force, a rotating shaft of a chair needs to be loosened by a lever when the shape of the chair needs to be adjusted, the chair is automatically adjusted through physical sensation, the adjusting angle is not fine, people cannot conveniently reset when lying on the chair, and the main supporting structure of the chair is positioned at the middle bottom, so that the side turning phenomenon is easy to occur, and the side turning of the chair cannot be prevented by a common mechanical structure.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a chair frame mechanical structure capable of changing a lying state based on intelligent furniture comprises a seat board; the middle of the bottom of the seat plate is rotatably provided with a wheel seat; the rear side of the seat board is rotatably provided with a back board through hinge connection; the back plate also comprises an air strip; the front side of the back plate is provided with a grid-shaped structure, and grid parts are all of a concave structure; the middle part of the grid structure of the back plate is fixedly provided with an air strip which is of a U-shaped structure, and the front end and two sides of the air strip are provided with exhaust holes; two groups of handrails are fixedly arranged at the tops of two sides of the seat board; the bottom of the front end of the seat plate is rotatably provided with a leg plate through a hinge; the leg plate also comprises a lower telescopic row, an auxiliary frame and a limiting strip; the bottom of the rear side of the leg plate is provided with a lower telescopic row in a sliding manner through a sliding chute, and the rear side of the top of the lower telescopic row is fixedly provided with an auxiliary frame; both sides of the top of the auxiliary frame are bent forwards and integrally provided with a one-way tooth structure; the top of the rear side of the leg plate is fixedly provided with a limiting strip, the limiting strip and the rear side of the top of the auxiliary frame are integrally provided with two groups of convex plates, the middle of the bottom of each convex plate of the limiting strip is fixedly provided with a guide rod, and each guide rod is sleeved with a spring and penetrates through the convex plate of the auxiliary frame to be fixedly provided with a baffle; two groups of front screw rod seats are fixedly arranged on the front side of the bottom of the seat plate; and two groups of rear screw seats are fixedly arranged on the rear side of the bottom of the seat plate.
Preferably, the back plate further comprises a fan, a rotating shaft and a sliding frame; two groups of shaft brackets are integrally arranged on the rear side of the top of the back plate, fans are fixedly arranged on the tops of the shaft brackets through support structures, and sealing pipelines are arranged on the front sides of the fans and communicated with the rear sides of the tops of the air bars; a rotating shaft is rotatably arranged in the shaft frame structure at the rear side of the top of the back plate, and an anti-turnover frame is rotatably arranged at the outer side of the rotating shaft; and a sliding frame is fixedly arranged at the rear side lower position of the back plate.
Preferably, the leg plate further comprises side telescopic rows and self-locking buckles; two groups of side telescopic rows are slidably arranged on two sides of the front end of the leg plate through sliding grooves, and the front ends of the side telescopic rows exceed the front positions of the leg plate; the tops of the two sides of the leg plate are uniformly provided with a lug structure in a whole manner, the front sides of the lug structures are respectively and elastically provided with a self-locking buckle through a spring rod, and the front sides of the self-locking buckles are provided with sawtooth surfaces and are matched with a one-way tooth structure at the front end of the top of the auxiliary frame; two groups of extending shaft bracket structures are integrally arranged below the rear sides of the leg plates.
Preferably, the inner sides of the front screw seat and the rear screw seat are both rotatably provided with screws, and the outer sides of the screws are both rotatably provided with nut blocks; both sides of the bottom of the nut block of the front screw seat are rotatably provided with long connecting rods through hinged connection, and the other ends of the long connecting rods are rotatably connected with the extending shaft bracket structure below the rear side of the leg plate.
Preferably, the rear screw seat further comprises a push rod, a sliding row and a top strip; two sides of the bottom of the nut block of the rear screw seat are respectively provided with a push rod in a hinged and rotary manner, and the other end of the push rod is provided with a slide bar in a hinged and rotary manner; the sliding rows penetrate through the sliding frame to be connected in a sliding mode, top strips are fixedly arranged at the tops of the two groups of sliding rows, and the front sides of the top strips are of inclined plane structures.
Preferably, the main body of the anti-turnover frame is of an L-shaped structure, the front side of the bottom of the anti-turnover frame is of an inclined plane structure, and the inclined plane structure at the bottom of the anti-turnover frame is attached to the inclined plane structure at the front side of the top strip.
Preferably, the anti-turnover frame further comprises a filler strip, a damping wheel and a reset rod; the top parts of the extending parts at the rear side of the bottom of the anti-turnover frame are fixedly provided with cushion strips; all be provided with the release link through the bearing rotation in the middle of the top of shock attenuation wheel, and the release link all overlaps establishes the spring and passes and prevent turning over the frame and the fixed separation blade structure that is provided with of filler strip.
Preferably, the bottom of the seat plate is rotatably provided with two groups of control shafts, and the middle of each of the two groups of control shafts is connected with two groups of worms; worm gears are fixedly arranged on the outer sides of one ends of the lead screws, and the lead screws are in transmission connection with worms connected with the control shaft through the worm gears; one side of the control shaft is connected with a telescopic rocker; the telescopic rocker is of a directional telescopic structure, and handles are rotationally arranged on the outer side of the telescopic rocker.
(III) advantageous effects
The invention provides a chair frame mechanical structure capable of changing a reclining state based on intelligent furniture, which provides a mechanical angle adjusting function for a chair frame by arranging a telescopic rocker and a lead screw, the telescopic rocker can be directly rotated when the angle of the chair frame needs to be adjusted, a control shaft is driven to rotate by the telescopic rocker, the control shaft is used for controlling the angle adjustment of a back plate and a push plate by using a power matching sliding block structure, the control shaft and the telescopic rocker are connected through a worm and gear, the self-locking can be realized, the stabilizing effect is good, and people can reset when lying on a chair.
Secondly, the arrangement of the anti-overturning frame and the damping wheels can protect the chair frame, prevent the seat plate from turning upwards, carry out auxiliary support on the back plate when the back plate is put down, prevent the back plate from bearing overweight and causing the situation of turning upwards, and the arrangement of the top strip can ensure the rapid rotation of the anti-overturning frame to bounce.
Furthermore, the setting of air strip and fan can provide the cooling effect for the backplate, and when ordinary back relied on the seat, the seat air permeability is poor, makes user of service generate heat behind one's back easily, and the air strip can cooperate the fan to produce the air current and carry out rapid cooling to human back, and latticed structure can be better ventilates simultaneously.
Drawings
FIG. 1 is a schematic perspective front view of an embodiment of the present invention;
FIG. 2 is a schematic perspective rear view structure in an embodiment of the present invention;
FIG. 3 is a schematic bottom view of an embodiment of the present invention;
FIG. 4 is a schematic bottom view of the embodiment of the present invention;
FIG. 5 is a schematic perspective view of a leg plate according to an embodiment of the present invention;
FIG. 6 is a schematic view of a disassembled structure of the leg plate in the embodiment of the present invention;
FIG. 7 is an enlarged partial structural view of part A in the embodiment of the present invention;
FIG. 8 is an enlarged partial structural view of a portion B in the embodiment of the present invention;
FIG. 9 is an enlarged view of a portion C according to an embodiment of the present invention;
FIG. 10 is a schematic diagram of a partial enlarged structure of D in the embodiment of the present invention;
in fig. 1 to 10, the correspondence between the part names or lines and the reference numbers is:
1. a seat plate; 2. a wheel seat; 3. a back plate; 301. air stripping; 302. a fan; 303. a rotating shaft; 304. a sliding frame; 4. a handrail; 5. a leg plate; 501. lower telescopic rows; 502. an auxiliary frame; 503. a limiting strip; 504. side expansion and discharge; 505. self-locking; 6. a front screw base; 7. a rear screw base; 701. a push rod; 702. sliding the row; 703. carrying out top strip; 8. an anti-overturning frame; 801. a filler strip; 802. a shock-absorbing wheel; 803. a reset lever; 9. a lead screw; 10. a control shaft; 11. a telescopic rocker.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 10, an embodiment of the present invention includes: a chair frame mechanical structure based on an intelligent furniture and capable of changing a lying state comprises a seat plate 1; the middle of the bottom of the seat plate 1 is rotatably provided with a wheel seat 2; the back side of the seat board 1 is rotatably provided with a back board 3 through hinge connection; the back plate 3 also comprises an air bar 301; the front side of the back plate 3 is provided with a grid structure, and grid parts are all of a concave structure; the middle part of the grid structure of the back plate 3 is fixedly provided with an air bar 301, the air bar 301 is of a U-shaped structure, and the front end and two sides of the air bar 301 are provided with exhaust holes; wherein, the back plate 3 further comprises a fan 302, a rotating shaft 303 and a sliding frame 304; two groups of shaft brackets are integrally arranged on the rear side of the top of the back plate 3, the top of each shaft bracket is fixedly provided with a fan 302 through a support structure, and the front side of each fan 302 is provided with a sealing pipeline communicated with the rear side of the top of the air bar 301; a rotating shaft 303 is rotatably arranged in the shaft frame structure at the rear side of the top of the back plate 3, and an anti-turnover frame 8 is rotatably arranged outside the rotating shaft 303; a sliding frame 304 is fixedly arranged at the rear lower position of the back plate 3; two groups of handrails 4 are fixedly arranged at the tops of two sides of the seat board 1; the bottom of the front end of the seat plate 1 is rotatably provided with a leg plate 5 through hinge connection; the leg plate 5 further comprises a lower telescopic row 501, an auxiliary frame 502 and a limiting strip 503; a lower telescopic row 501 is slidably arranged at the bottom of the rear side of the leg plate 5 through a sliding chute, and an auxiliary frame 502 is fixedly arranged at the rear side of the top of the lower telescopic row 501; both sides of the top of the auxiliary frame 502 are turned forward and integrally provided with a one-way tooth structure; the top of the rear side of the leg plate 5 is fixedly provided with a limiting strip 503, the limiting strip 503 and the rear side of the top of the auxiliary frame 502 are integrally provided with two groups of convex plates, the middle of the bottom of each convex plate of the limiting strip 503 is fixedly provided with a guide rod, the guide rods are sleeved with springs and pass through the convex plates of the auxiliary frame 502 to be fixedly provided with retaining pieces; wherein, the leg plate 5 further comprises a side telescopic row 504 and a self-locking buckle 505; two groups of side telescopic rows 504 are slidably arranged on two sides of the front end of the leg plate 5 through sliding grooves, and the front ends of the side telescopic rows 504 exceed the front positions of the leg plate 5; the tops of the two sides of the leg plate 5 are integrally provided with a lug structure, the front sides of the lug structures are both elastically provided with a self-locking buckle 505 through a spring rod, and the front side of the self-locking buckle 505 is provided with a sawtooth surface and is matched with a one-way tooth structure at the front end of the top of the auxiliary frame 502; two groups of extending shaft bracket structures are integrally arranged below the rear side of the leg plate 5; two groups of front screw rod seats 6 are fixedly arranged on the front side of the bottom of the seat plate 1; two groups of rear screw rod seats 7 are fixedly arranged at the rear side of the bottom of the seat plate 1; wherein, the inner sides of the front screw seat 6 and the rear screw seat 7 are both rotatably provided with a screw 9, and the outer side of the screw 9 is both rotatably provided with a nut block; both sides of the bottom of the nut block of the front screw seat 6 are rotatably provided with long connecting rods through hinged connection, and the other ends of the long connecting rods are rotatably connected with an extending shaft bracket structure below the rear side of the leg plate 5; wherein, the rear screw seat 7 further comprises a push rod 701, a slide bar 702 and a top strip 703; two sides of the bottom of the nut block of the rear screw seat 7 are rotatably provided with push rods 701 through hinges, and the other ends of the push rods 701 are rotatably provided with slide bars 702 through hinges; the sliding rows 702 are connected in a sliding mode through the sliding frame 304, top strips 703 are fixedly arranged at the tops of the two groups of sliding rows 702, and the front sides of the top strips 703 are of inclined plane structures; wherein, the anti-overturn frame 8 also comprises a filler strip 801, a damping wheel 802 and a reset rod 803; the main body of the anti-turnover frame 8 is of an L-shaped structure, the front side of the bottom of the anti-turnover frame 8 is of an inclined plane structure, and the inclined plane structure at the bottom of the anti-turnover frame 8 is attached to the inclined plane structure at the front side of the top strip 703.
Wherein, the top parts of the extending parts at the rear side of the bottom of the anti-overturn frame 8 are all fixedly provided with cushion strips 801; the middle of the top of the damping wheel 802 is provided with a reset rod 803 through a bearing in a rotating manner, the reset rod 803 is sleeved with a spring and penetrates through the anti-turnover frame 8 and the filler strip 801 to be fixedly provided with a baffle structure, and the height of the anti-turnover frame 8 is 3-5CM higher than the maximum height of the wheel seat 2.
Wherein, the bottom of the seat plate 1 is rotatably provided with two groups of control shafts 10, and the middle of each group of control shafts 10 is connected with two groups of worms; worm gears are fixedly arranged on the outer sides of one ends of the lead screws 9, and the lead screws 9 are in transmission connection with worms connected with the control shaft 10 through the worm gears; one side of the control shaft 10 is connected with a telescopic rocker 11; the telescopic rocker 11 is a directional telescopic structure, and the outer side of the telescopic rocker 11 is provided with a handle in a rotating manner.
The working principle is as follows: when needing to lie down, the next group of telescopic rockers 11 are rotated, the telescopic rockers 11 drive the control shaft 10 to rotate, the control shaft 10 drives the worm wheel of the lead screw 9 to rotate through the worm, the lead screw 9 pushes the push rod 701 to push out the slide bar 702 through the nut to rotate the backboard 3 backwards, and the backboard 3 is gradually adjusted to a proper lying and sitting position to be used by utilizing the principle of a slider mechanism; when the back plate 3 rotates, the top strip 703 can lift the anti-turnover frame 8 backwards, and the anti-turnover frame 8 keeps vertical; if the backboard 3 turns backwards, the damping wheels 802 contact the ground and are matched with the springs to damp and lift the backboard 3, so that the backboard 3 is prevented from turning backwards.
When the shank is placed to needs, rotate and lean on preceding a set of telescopic rocker 11, telescopic rocker 11 drives control shaft 10 rotatory, control shaft 10 passes through the worm and drives the worm wheel rotation of lead screw 9, lead screw 9 impels long connecting rod through the screw and rises leg board 5 forward rotation, outwards drag two sets of side telescopic rows 504, press two sets of from hasp 505 unclamp auxiliary frame 502, can be with auxiliary frame 502 automatic re-setting through guide arm cooperation spring, the face of placing that increases the leg is expanded to telescopic rows 501 down.
When backplate 3 is overheated, can start fan 302, utilize the connecting pipe with the air suction air strip 301 in, the diffusion cools down in the front side grid structure of backplate 3 at last, can use for the personnel and provide comfortablely.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. The utility model provides a chair frame mechanical structure based on intelligence furniture is with removable state of lying that inclines which characterized in that: comprises a seat board (1); the middle of the bottom of the seat plate (1) is rotatably provided with a wheel seat (2); the rear side of the seat plate (1) is rotatably provided with a back plate (3) through hinge connection; the back plate (3) also comprises an air bar (301); the front side of the back plate (3) is provided with a grid structure, and grid parts are all of a concave structure; the middle part of the grid structure of the back plate (3) is fixedly provided with an air bar (301), the air bar (301) is of a U-shaped structure, and the front end and two sides of the air bar (301) are provided with exhaust holes; two groups of handrails (4) are fixedly arranged at the tops of two sides of the seat board (1); the bottom of the front end of the seat plate (1) is rotatably provided with a leg plate (5) through hinge connection; the leg plate (5) further comprises a lower telescopic row (501), an auxiliary frame (502) and a limiting strip (503); the bottom of the rear side of the leg plate (5) is provided with a lower telescopic row (501) in a sliding manner through a sliding chute, and the rear side of the top of the lower telescopic row (501) is fixedly provided with an auxiliary frame (502); both sides of the top of the auxiliary frame (502) are turned forwards and integrally provided with a one-way tooth structure; the top of the rear side of the leg plate (5) is fixedly provided with a limiting strip (503), the limiting strip (503) and the rear side of the top of the auxiliary frame (502) are integrally provided with two groups of convex plates, the middle of the bottom of each convex plate of the limiting strip (503) is fixedly provided with a guide rod, and each guide rod is sleeved with a spring and penetrates through the convex plate of the auxiliary frame (502) to be fixedly provided with a blocking piece; two groups of front screw rod seats (6) are fixedly arranged on the front side of the bottom of the seat plate (1); the rear side of the bottom of the seat plate (1) is fixedly provided with two groups of rear screw rod seats (7).
2. The chair frame mechanical structure capable of changing the lying state for the intelligent furniture according to claim 1, wherein: the back plate (3) further comprises a fan (302), a rotating shaft (303) and a sliding frame (304); two groups of shaft brackets are integrally arranged on the rear side of the top of the back plate (3), a fan (302) is fixedly arranged on the top of each shaft bracket through a support structure, and a sealing pipeline is arranged on the front side of each fan (302) and communicated with the rear side of the top of the air bar (301); a rotating shaft (303) is rotatably arranged in the shaft frame structure at the rear side of the top of the back plate (3), and an anti-turnover frame (8) is rotatably arranged at the outer side of the rotating shaft (303); a sliding frame (304) is fixedly arranged at the rear side lower position of the back plate (3).
3. The chair frame mechanical structure capable of changing the lying state for the intelligent furniture according to claim 1, wherein: the leg plate (5) also comprises a side telescopic row (504) and a self-locking buckle (505); two groups of side telescopic rows (504) are arranged on two sides of the front end of the leg plate (5) in a sliding mode through sliding grooves, and the front ends of the side telescopic rows (504) exceed the front positions of the leg plate (5); the tops of two sides of the leg plate (5) are uniformly provided with lug structures, the front sides of the lug structures are respectively and elastically provided with a self-locking buckle (505) through a spring rod, and the front sides of the self-locking buckles (505) are arranged to be saw-toothed surfaces and are matched with a one-way tooth structure at the front end of the top of the auxiliary frame (502); two groups of extending shaft bracket structures are integrally arranged below the rear side of the leg plate (5).
4. The chair frame mechanical structure capable of changing the lying state for the intelligent furniture according to claim 1, wherein: the inner sides of the front screw rod seat (6) and the rear screw rod seat (7) are both rotatably provided with screw rods (9), and the outer sides of the screw rods (9) are both rotatably provided with nut blocks; both sides of the bottom of the nut block of the front screw seat (6) are rotatably provided with long connecting rods through hinged connection, and the other ends of the long connecting rods are rotatably connected with the extending shaft bracket structure below the rear side of the leg plate (5).
5. The chair frame mechanical structure capable of changing the lying state for the intelligent furniture according to claim 1, wherein: the rear screw seat (7) also comprises a push rod (701), a sliding row (702) and a top strip (703); two sides of the bottom of a nut block of the rear lead screw seat (7) are respectively provided with a push rod (701) in a hinged and rotating manner, and the other end of the push rod (701) is provided with a slide bar (702) in a hinged and rotating manner; the sliding rows (702) penetrate through the sliding frame (304) to be connected in a sliding mode, top strips (703) are fixedly arranged at the tops of the two groups of sliding rows (702), and the front sides of the top strips (703) are of inclined surface structures.
6. The chair frame mechanical structure capable of changing the lying state for intelligent furniture according to claim 2, wherein: the main body of the anti-turning frame (8) is of an L-shaped structure, the front side of the bottom of the anti-turning frame (8) is of an inclined plane structure, and the inclined plane structure at the bottom of the anti-turning frame (8) is attached to the inclined plane structure at the front side of the top strip (703).
7. The chair frame mechanical structure capable of changing the lying state for intelligent furniture according to claim 2, wherein: the anti-turnover frame (8) further comprises a filler strip (801), a damping wheel (802) and a reset rod (803); the top parts of the extending parts at the rear side of the bottom of the anti-turnover frame (8) are all fixedly provided with cushion strips (801); all be provided with release link (803) through the bearing rotation in the middle of the top of shock attenuation wheel (802), and release link (803) all overlap and establish the spring and pass and prevent turning over frame (8) and filler strip (801) fixed separation blade structure that is provided with.
8. The chair frame mechanical structure capable of changing the lying state for the intelligent furniture according to claim 1, wherein: the bottom of the seat plate (1) is rotatably provided with two groups of control shafts (10), and the middle of each of the two groups of control shafts (10) is connected with two groups of worms; worm gears are fixedly arranged on the outer sides of one ends of the lead screws (9), and the lead screws (9) are in transmission connection with worms connected with the control shaft (10) through the worm gears; one side of the control shaft (10) is connected with a telescopic rocker (11); the telescopic rocker (11) is of a directional telescopic structure, and handles are rotationally arranged on the outer side of the telescopic rocker (11).
CN202010833165.2A 2020-08-18 2020-08-18 Chair frame mechanical structure based on intelligent furniture is with removable state of lying that inclines Pending CN111938354A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010833165.2A CN111938354A (en) 2020-08-18 2020-08-18 Chair frame mechanical structure based on intelligent furniture is with removable state of lying that inclines

Applications Claiming Priority (1)

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CN202010833165.2A CN111938354A (en) 2020-08-18 2020-08-18 Chair frame mechanical structure based on intelligent furniture is with removable state of lying that inclines

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Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0263323A2 (en) * 1986-10-07 1988-04-13 Inaba Seisakusho Co., Ltd. Sitting furniture
KR200295381Y1 (en) * 2002-08-12 2002-11-18 김만수 A chair of controling angle of inclination
CN200980484Y (en) * 2006-12-15 2007-11-28 曾寒星 Chair stand of two purposes chair for sitting and lying
CN101190080A (en) * 2006-11-30 2008-06-04 严天笑 Seat with electric fan
TWM386828U (en) * 2010-03-17 2010-08-21 Qing-Tian Cai Tilt angle adjustment mechanism of backrest of chair
CN201617468U (en) * 2009-07-17 2010-11-03 宁波康福特健身器械有限公司 Electrically rocking chair
CN102379568A (en) * 2010-08-27 2012-03-21 杨禹村 Chair with fan
CN204260315U (en) * 2014-12-04 2015-04-15 黄德育 A kind of improved multifunctional chair
CN205106964U (en) * 2015-11-06 2016-03-30 邵春鸟 Formula of can lying swivel chair
CN206086444U (en) * 2016-08-05 2017-04-12 邓雪松 V type seat
CN206641620U (en) * 2016-12-22 2017-11-17 咸阳师范学院 A kind of office chair of adjustable seat plate
CN109567454A (en) * 2018-12-29 2019-04-05 锐迈机械科技（吴江）有限公司 It is a kind of with the anti-chaise longue for turning over function
CN211130369U (en) * 2019-10-23 2020-07-31 安吉万宝智能家居科技有限公司 Office chair with telescopic foot pad linked with backrest

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0263323A2 (en) * 1986-10-07 1988-04-13 Inaba Seisakusho Co., Ltd. Sitting furniture
KR200295381Y1 (en) * 2002-08-12 2002-11-18 김만수 A chair of controling angle of inclination
CN101190080A (en) * 2006-11-30 2008-06-04 严天笑 Seat with electric fan
CN200980484Y (en) * 2006-12-15 2007-11-28 曾寒星 Chair stand of two purposes chair for sitting and lying
CN201617468U (en) * 2009-07-17 2010-11-03 宁波康福特健身器械有限公司 Electrically rocking chair
TWM386828U (en) * 2010-03-17 2010-08-21 Qing-Tian Cai Tilt angle adjustment mechanism of backrest of chair
CN102379568A (en) * 2010-08-27 2012-03-21 杨禹村 Chair with fan
CN204260315U (en) * 2014-12-04 2015-04-15 黄德育 A kind of improved multifunctional chair
CN205106964U (en) * 2015-11-06 2016-03-30 邵春鸟 Formula of can lying swivel chair
CN206086444U (en) * 2016-08-05 2017-04-12 邓雪松 V type seat
CN206641620U (en) * 2016-12-22 2017-11-17 咸阳师范学院 A kind of office chair of adjustable seat plate
CN109567454A (en) * 2018-12-29 2019-04-05 锐迈机械科技（吴江）有限公司 It is a kind of with the anti-chaise longue for turning over function
CN211130369U (en) * 2019-10-23 2020-07-31 安吉万宝智能家居科技有限公司 Office chair with telescopic foot pad linked with backrest

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