CN215076899U

CN215076899U - Office chair capable of being laid flat

Info

Publication number: CN215076899U
Application number: CN202121465989.5U
Authority: CN
Inventors: 汪义华
Original assignee: Hefei Dijia Furniture Manufacturing Co ltd
Current assignee: Hefei Dijia Furniture Manufacturing Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-12-10
Anticipated expiration: 2031-06-30

Abstract

The utility model discloses an office chair capable of lying, which comprises a seat plate and a transmission mechanism; a seat plate: a cushion is arranged in an opening on the upper surface of the seat plate, handrails are arranged at the front end and the rear end of the seat plate respectively, dovetail chutes are formed in the lower sides of the handrails respectively, the lower end of the right side of the seat plate is fixedly connected with an installation seat through bolts, connecting columns are rotatably connected in rotary holes on the front side and the rear side of the installation seat respectively, and a backrest is arranged on the outer cambered surface of each connecting column; the transmission mechanism is as follows: including first gear and second gear, first gear sets up between the spliced pole of both sides around the mount pad, and the inside downside of mount pad is rotated through the axis of rotation and is connected with the second gear, and first gear and second gear meshing are connected, still include control switch group, and control switch group sets up the leading flank right-hand member of seat in, should can lie and tie office chair, makes things convenient for personnel to operate the device, has increased the comfort level when personnel use, has improved the security when device uses.

Description

Office chair capable of being laid flat

Technical Field

The utility model relates to an office furniture technical field specifically is a can lie flat office chair.

Background

Office furniture is a tool which is convenient for an office worker or work in daily life and work and social activities, and the most common office furniture is an office table and an office chair, wherein the office chair refers to various chairs which are convenient for work in daily work and social activities, the narrowly defined office chair refers to a backrest chair on which a person sits when working on a desktop in a sitting posture, the generalized office chair is all chairs used for offices, and the quality of the office chair determines the comfort level of the person during work, during personnel's rest, the angle of general office chair can not adjust the back, and personnel can only sit to have a rest and can not lie flat, and the condition that leads to the sore health after having a rest for a certain time takes place, has reduced the comfort level when personnel use, can not support the device, has caused the potential safety hazard, for this reason, we propose one kind can lie flat office chair and solve these problems.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a can lie flat office chair, make things convenient for personnel to operate the device, comfort level when having increased personnel's use can carry out multistage spacing fixed to the device, and the security when having improved the device use can effectively solve the problem among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: an office chair capable of lying flat comprises a seat plate and a transmission mechanism;

a seat plate: a cushion is arranged in an opening on the upper surface of the seat plate, handrails are arranged at the front end and the rear end of the seat plate respectively, dovetail chutes are formed in the lower sides of the handrails respectively, the lower end of the right side of the seat plate is fixedly connected with an installation seat through bolts, connecting columns are rotatably connected in rotary holes on the front side and the rear side of the installation seat respectively, and a backrest is arranged on the outer cambered surface of each connecting column;

the transmission mechanism is as follows: including first gear and second gear, first gear sets up between the spliced pole of both sides around the mount pad, and the inside downside of mount pad is connected with the second gear through the axis of rotation, and first gear and second gear meshing are connected.

The seat plate is characterized by further comprising a control switch group, wherein the control switch group is arranged at the right end of the front side face of the seat plate, and the input end of the control switch group is electrically connected with an external power supply.

Further, still include forked tail slider, connecting rod and fixed column, the fixed column sets up respectively in the left and right sides lower extreme of backplate, and the connecting rod rotates respectively to be connected in the extrados of fixed column, and forked tail slider sliding connection is in the inside of the forked tail spout that corresponds from top to bottom respectively, and the downside of forked tail slider rotates through the left end of round pin axle with the connecting rod respectively to be connected, realizes high-efficient spacing.

Further, drive mechanism still includes support and motor, the support passes through locking bolt fixed connection in the lower surface rear side right-hand member of seat, and the motor sets up in the upside of support, and the output shaft of motor passes through the bearing and rotates with the rear end of mount pad to be connected and with the axis of rotation fixed connection of second gear rear end, and the output of control switch group is connected to the input electricity of motor, realizes stabilizing the transmission.

Further, still include mounting groove and bracing piece, both ends around the right side of back are seted up respectively to the mounting groove, and the bracing piece rotates through the rotary column respectively to be connected in the inside upside of mounting groove, realizes high-efficient the support.

Further, still include sponge piece and neck pillow, the sponge piece evenly sets up in the left side of back, and the neck pillow is pegged graft inside the slot of backplate upper end through the picture peg, comfort level when improving the use.

Further, still include fixing base, cylinder and diaphragm, the fixing base sets up both ends around the lower surface left side of seat respectively, and inside sliding connection was in the slide opening of fixing base respectively to the cylinder, the diaphragm all through the left end fixed connection of hexagon bolt and two cylinders, the plate body sliding connection of diaphragm was inside the downside notch of seat, improved device's practicality.

Compared with the prior art, the beneficial effects of the utility model are that: this can lie flat office chair has following benefit:

when a person needs to lie down, the motor is regulated and controlled to work through the control switch group, an output shaft of the motor drives the second gear to start rotating in the mounting seat, the second gear drives the first gear to rotate through the teeth on the outer side, the first gear drives the backrest to rotate at a clockwise angle through the connecting column, the backrest drives the connecting rod to move towards the rear side through the fixing column, the connecting rod pulls the dovetail slide block to slide towards the right in the dovetail slide groove, when the right end of the dovetail slide block is in contact with the right side in the dovetail slide groove, the motor cannot drive the back plate to rotate, at the moment, the person can rotate the backrest to a proper angle through the conveying mechanism, then the motor is regulated and controlled to stop working through the control switch group, the transverse plate is pulled out towards the left side by holding a handle on the lower side of the transverse plate, the cylinder slides towards the left in the fixing seat, the pulling length of the transverse plate is limited, and the person can conveniently operate the device, the comfort level of personnel when using has been increased, carries out multistage spacing fixed to the device, security when having improved the device and using.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

FIG. 2 is a schematic left side view of the cross-sectional structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;

fig. 4 is a schematic structural diagram of the present invention.

In the figure: 1 seat, 2 cushions, 3 handrail, 4 mount pads, 5 backs, 6 drive mechanism, 61 first gear, 62 second gear, 63 supports, 64 motors, 7 forked tail spout, 8 forked tail slider, 9 connecting rods, 10 fixed columns, 11 mounting grooves, 12 bracing pieces, 13 sponge blocks, 14 neck pillows, 15 fixing bases, 16 cylinders, 17 diaphragm, 18 control switch group.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present embodiment provides a technical solution: an office chair capable of lying flat comprises a seat plate 1 and a transmission mechanism 6;

seat board 1: the seat cushion 2 is arranged in an opening in the upper surface of the seat cushion 2, the seat cushion 2 has the function of improving the use comfort level, the front end and the rear end of the seat plate 1 are respectively provided with the armrests 3, the armrests 3 realize the limiting function on the back plate 5, the lower sides of the armrests 3 are respectively provided with the dovetail chutes 7, the dovetail chutes 7 realize the installation place of the limiting part, the lower end of the right side of the seat plate 1 is fixedly connected with the installation seat 4 through bolts, the installation seat 4 realizes the installation of the transmission mechanism 6, the rotary holes in the front side and the rear side of the installation seat 4 are respectively and rotatably connected with the connecting columns, the outer cambered surfaces of the connecting columns are provided with the backrest 5, and the backrest 5 realizes the function of leaning back by people;

the transmission mechanism 6: the seat cushion comprises a first gear 61 and a second gear 62, wherein the first gear 61 is arranged between connecting columns on the front side and the rear side of a mounting seat 4, the lower side inside the mounting seat 4 is rotatably connected with the second gear 62 through a rotating shaft, the first gear 61 is meshed with the second gear 62, a transmission mechanism 6 further comprises a support 63 and a motor 64, the support 63 is fixedly connected to the right end of the rear side of the lower surface of a seat plate 1 through a locking bolt, the support 63 realizes the supporting effect on the motor 64, the motor 64 is arranged on the upper side of the support 63, an output shaft of the motor 64 is rotatably connected with the rear end of the mounting seat 4 through a bearing and is fixedly connected with the rotating shaft at the rear end of the second gear 62, an input end of the motor 64 is electrically connected with an output end of a control switch group 18, the motor 64 is controlled to work through the control switch group 18, the output shaft of the motor 64 drives the second gear 62 to start rotating inside the mounting seat 4, and the second gear 64 drives the first gear 61 to rotate through teeth on the outer side, first gear 61 drives the clockwise angle of back 5 through the spliced pole and rotates, makes things convenient for personnel to operate the device.

Wherein: the seat plate is characterized by further comprising a control switch group 18, wherein the control switch group 18 is arranged at the right end of the front side face of the seat plate 1, and the input end of the control switch group 18 is electrically connected with an external power supply.

Wherein: still include dovetail slide 8, connecting rod 9 and fixed column 10, fixed column 10 sets up respectively in backplate 5's the left and right sides lower extreme, connecting rod 9 rotates respectively and connects in the extrados of fixed column 10, dovetail slide 8 is sliding connection in the inside of dovetail slide 7 that corresponds from top to bottom respectively, dovetail slide 8's downside is rotated through the left end of round pin axle with connecting rod 9 respectively and is connected, back 5 drives connecting rod 9 through fixed column 10 and removes to the rear side, connecting rod 9 stimulates dovetail slide 8 and slides right in dovetail slide 7's inside, when dovetail slide 8's right-hand member and dovetail slide 7's inside right side contact, motor 64 can't drive backplate 5 and rotate, it is spacing to carry out high efficiency to transmission mechanism 6.

Wherein: still include mounting groove 11 and bracing piece 12, both ends around mounting groove 11 is seted up respectively in the right side of back 5, and bracing piece 12 rotates through the rotary column respectively and connects in the inside upside of mounting groove 11, also can open 5 rear sides of backplate and pass through the articulated closing cap of hinge, revolves out bracing piece 12 from the inside of mounting groove 11 around its upper end, with the lower extreme and the ground contact of bracing piece 12, increase the stability of device, assurance personnel's safety in utilization.

Wherein: still include sponge piece 13 and neck pillow 14, sponge piece 13 evenly sets up in the left side of back 5, and neck pillow 14 is pegged graft inside the slot of backplate 5 upper end through the picture peg, and when personnel leaned on to back 5, sponge piece 13 has increased the comfort level when personnel used, also can be pegged graft the upper end of backplate 5 with the picture peg on neck pillow 14 right side, improves the comfort level of personnel's neck.

Wherein: still include fixing base 15, cylinder 16 and diaphragm 17, fixing base 15 sets up both ends around the lower surface left side of seat 1 respectively, cylinder 16 is inside sliding connection in fixing base 15's slide opening respectively, diaphragm 17 all is through the left end fixed connection of hexagon bolt and two cylinders 16, the plate body sliding connection of diaphragm 17 is inside seat 1's downside notch, hold the handle of diaphragm 17 downside and pull out diaphragm 17 to the left side, cylinder 16 slides left in fixing base 15's inside, draw length to diaphragm 17 and restrict, the practicality of device is improved.

The utility model provides a pair of can lie flat office chair's theory of operation as follows: when a person sits at the upper end of the seat board 1 and leans against the backrest 5, the comfort level of the person in use is increased by the sponge block 13, the inserting plate on the right side of the neck pillow 14 can be inserted into the upper end of the back board 5, the comfort level of the neck of the person is improved, when the person needs to lie down, the work of the motor 64 is regulated and controlled by the control switch group 18, the output shaft of the motor 64 drives the second gear 62 to rotate in the mounting seat 4, the second gear 64 drives the first gear 61 to rotate through the teeth on the outer side, the first gear 61 drives the backrest 5 to rotate clockwise through the connecting column, the backrest 5 drives the connecting rod 9 to move towards the rear side through the fixed column 10, the connecting rod 9 drives the dovetail sliding block 8 to slide towards the right in the dovetail sliding groove 7, when the right end of the dovetail sliding block 8 is in contact with the right side in the dovetail sliding groove 7, the motor 64 cannot drive the backrest 5 to rotate, at this time, the person can rotate the backrest 5 to a proper angle through the conveying mechanism 6, then the motor 64 is regulated and controlled to stop working through the control switch group 18, the transverse plate 17 is pulled out towards the left side by holding a handle on the lower side of the transverse plate 17, the column body 16 slides leftwards in the fixed seat 15 to limit the pulling length of the transverse plate 17, then a person can lie on the device for rest, the rear side of the back plate 5 can also be opened to form a sealing cover hinged through a hinge, the supporting rod 12 is screwed out from the inside of the mounting groove 11 around the upper end of the supporting rod 12, the lower end of the supporting rod 12 is in contact with the ground, the stability of the device is improved, and the use safety of the person is guaranteed.

It should be noted that the motor 64 disclosed in the above embodiment may be a motor of GN GU, and the control switch group 18 is provided with a switch button corresponding to the motor 64 for controlling the switching operation thereof.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. An office chair can lie flat which characterized in that: comprises a seat plate (1) and a transmission mechanism (6);

seat plate (1): a cushion (2) is arranged in an opening on the upper surface of the seat plate, handrails (3) are respectively arranged at the front end and the rear end of the seat plate (1), dovetail sliding grooves (7) are respectively formed in the lower sides of the handrails (3), the lower end of the right side of the seat plate (1) is fixedly connected with a mounting seat (4) through bolts, connecting columns are respectively and rotatably connected in rotating holes on the front side and the rear side of the mounting seat (4), and a backrest (5) is arranged on the outer arc surface of each connecting column;

transmission mechanism (6): including first gear (61) and second gear (62), first gear (61) set up between the spliced pole of mount pad (4) front and back both sides, and the inside downside of mount pad (4) is rotated through the axis of rotation and is connected with second gear (62), and first gear (61) and second gear (62) meshing are connected.

2. A reclining office chair as claimed in claim 1, wherein: the seat plate is characterized by further comprising a control switch group (18), wherein the control switch group (18) is arranged at the right end of the front side face of the seat plate (1), and the input end of the control switch group (18) is electrically connected with an external power supply.

3. A reclining office chair as claimed in claim 1, wherein: still include forked tail slider (8), connecting rod (9) and fixed column (10), fixed column (10) set up respectively in the left and right sides lower extreme of backplate (5), and connecting rod (9) rotate respectively and connect in the extrados of fixed column (10), and inside in the forked tail spout (7) that corresponds from top to bottom is slided connection respectively in forked tail slider (8), and the downside of forked tail slider (8) is connected through the left end rotation of round pin axle with connecting rod (9) respectively.

4. A reclining office chair as claimed in claim 2, wherein: the transmission mechanism (6) further comprises a support (63) and a motor (64), the support (63) is fixedly connected to the right end of the rear side of the lower surface of the seat plate (1) through a locking bolt, the motor (64) is arranged on the upper side of the support (63), an output shaft of the motor (64) is rotatably connected with the rear end of the mounting seat (4) through a bearing and fixedly connected with a rotating shaft at the rear end of the second gear (62), and an input end of the motor (64) is electrically connected with an output end of the control switch group (18).

5. A reclining office chair as claimed in claim 1, wherein: still include mounting groove (11) and bracing piece (12), both ends around the right side of back (5) are seted up respectively in mounting groove (11), and bracing piece (12) rotate through the rotary column respectively and connect in the inside upside of mounting groove (11).

6. A reclining office chair as claimed in claim 1, wherein: still include sponge piece (13) and neck pillow (14), sponge piece (13) evenly set up in the left side of back (5), and neck pillow (14) are pegged graft inside the slot of backplate (5) upper end through the picture peg.

7. A reclining office chair as claimed in claim 1, wherein: still include fixing base (15), cylinder (16) and diaphragm (17), fixing base (15) set up both ends around the lower surface left side of seat (1) respectively, inside cylinder (16) sliding connection respectively in the slide opening of fixing base (15), and diaphragm (17) all are through the left end fixed connection of hexagon bolt and two cylinders (16), and the plate body sliding connection of diaphragm (17) is inside the downside notch of seat (1).