CN108652295A

CN108652295A - A kind of office chair easy to adjust

Info

Publication number: CN108652295A
Application number: CN201810668117.5A
Authority: CN
Inventors: 陶银银
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-06-26
Filing date: 2018-06-26
Publication date: 2018-10-16

Abstract

The invention discloses a kind of office chairs easy to adjust, including pedestal, the pedestal upper end is welded with fixed seat, mounting groove is offered inside the fixed seat, rotation chamber is offered inside the mounting groove, the rotation intracavitary portion is rotatably connected to rotation pipe, the rotation pipe internal sleeve is equipped with support column, the rotation inside pipe wall offers internal thread, the support column lateral wall offers external screw thread, the support column bottom is welded with limited block, the both sides sidewall symmetry of the mounting groove offers the limiting slot that cooperation limited block uses, the both ends of the limited block, which correspond to, to be located in two limiting slots and is slidably connected with limiting slot, it is also socketed with first bevel gear outside the rotation pipe.The present invention is convenient for adjusting the height of seat, and seat can be increased by standing from seat without using person, and backrest can massage user back, alleviates and has a pain in the back caused by long-time sitting work, comfort level higher.

Description

A kind of office chair easy to adjust

Technical field

The present invention relates to novel office table separation more particularly to a kind of office chairs easy to adjust.

Background technology

Office chair refers in routine work and social activities for the convenient various chairs being equipped with of work.One comfortable Office chair can provide more comfortable working environment for employee.Existing office chair usually requires user from seat when adjusting height Standing up on chair can just make gas bar increase the height of seat, and existing office chair backrest usually makes fixed, long-time seat Appearance work is often had a pain in the back, inconvenient for use.

Invention content

The purpose of the present invention is to solve usually require user when existing office chair adjusts height in the prior art Standing up from seat can just make gas bar increase the height of seat, and existing office chair backrest usually make it is fixed, when long Between sitting work often have a pain in the back, problem inconvenient for use, and propose a kind of office chair easy to adjust.

To achieve the goals above, present invention employs following technical solutions：A kind of office chair easy to adjust, including bottom Seat, the pedestal upper end are welded with fixed seat, mounting groove are offered inside the fixed seat, offer and turn inside the mounting groove Dynamic chamber, the rotation intracavitary portion are rotatably connected to rotation pipe, and the rotation pipe internal sleeve is equipped with support column, the rotation inside pipe wall Internal thread is offered, the support column lateral wall offers external screw thread, and support column is threadedly coupled with rotation pipe, the support column Bottom is welded with limited block, and the both sides sidewall symmetry of the mounting groove offers the limiting slot that cooperation limited block uses, the limit The both ends of position block, which correspond to, to be located in two limiting slots and is slidably connected with limiting slot, and the first cone is also socketed with outside the rotation pipe Gear, the fixed seat side wall are welded with supporting rack, and support frame as described above upper end is equipped with first motor, the first motor it is defeated Rod is through fixed seat and is welded with second bevel gear, and second bevel gear is engaged with first bevel gear, the upper end of support column Fixation is supported by seat, and the seat rotation is connected with backrest, massage mechanism is equipped with inside the backrest.

In a kind of above-mentioned office chair easy to adjust, the massage mechanism includes the fixed frame of backrest interior welds, Through more rotation axis are rotatably connected on the fixed frame, the fixed frame is rotatably connected to multiple massages by rotation axis A part for roller, each Massage roller extends through to the outer surface of backrest, and the rotation axis is located at one outside fixed frame End is socketed with gear, and the fixed frame upper end is equipped with the second motor, and the output rod rod end of second motor is also socketed with Gear is engaged with synchronous belt between the gear jointly, and the massage roller surface is bonded with multiple hemisphere juts, the hemisphere jut Using memory sponge material.

In a kind of above-mentioned office chair easy to adjust, the cunning that cooperation limited block uses is offered in the limiting slot Rail.

In a kind of above-mentioned office chair easy to adjust, inclination is welded between support frame as described above bottom end and fixed seat side wall The reinforcing rib of setting, the reinforcing rib use cylindrical structure.

In a kind of above-mentioned office chair easy to adjust, the backrest is made of sponge material, and backrest surface is opened The through-hole used equipped with cooperation Massage roller.

In a kind of above-mentioned office chair easy to adjust, the first motor uses servo motor.

The advantage of the invention is that：1, by driving first motor transmission that support column is made to drive seat inside fixed seat Mounting groove lifts, and to which the height of seat be adjusted, seat can be increased by standing from seat without using person；2, pass through drive Dynamic second motor drive drives Massage roller and massages the hemisphere jut rotation of roller surface, massages user back, alleviates It has a pain in the back caused by long-time sitting work, comfort level higher.

Description of the drawings

Fig. 1 is a kind of structural schematic diagram of office chair easy to adjust proposed by the present invention；

Fig. 2 is a kind of structural schematic diagram of office chair backrest part easy to adjust proposed by the present invention.

In figure：1 pedestal, 2 fixed seats, 3 mounting grooves, 4 rotation pipes, 5 support columns, 6 limited blocks, 7 limiting slots, 8 first cone teeth Wheel, 9 supporting racks, 10 first motors, 11 second bevel gears, 12 seats, 13 backrests, 14 fixed frames, 15 Massage rollers, 16 gears, 17 Second motor, 18 synchronous belts, 19 hemisphere juts.

Specific implementation mode

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.

In the description of the present invention, it is to be understood that, term "upper", "lower", "front", "rear", "left", "right", "top", The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just In the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation, with Specific azimuth configuration and operation, therefore be not considered as limiting the invention.

Referring to Fig.1-2, a kind of office chair easy to adjust, including pedestal 1,1 upper end of pedestal are welded with fixed seat 2, fixed Mounting groove 3 is offered inside seat 2, rotation chamber is offered inside mounting groove 3, rotation intracavitary portion is rotatably connected to rotation pipe 4, rotates 4 internal sleeve of pipe is equipped with support column 5, and 4 inner wall of rotation pipe offers internal thread, and 5 lateral wall of support column offers external screw thread, and supports Column 5 is threadedly coupled with rotation pipe 4, and 5 bottom of support column is welded with limited block 6, and the both sides sidewall symmetry of mounting groove 3 offers cooperation The limiting slot 7 that limited block 6 uses, the both ends of limited block 6, which correspond to, to be located in two limiting slots 7 and is slidably connected with limiting slot 7, is limited The sliding rail that cooperation limited block 6 uses is offered in the slot 7 of position, so that support column 5 is more stablized along 3 inside lifting of mounting groove, rotation pipe 4 Outside is also socketed with first bevel gear 8, and 2 sidewall weld of fixed seat has supporting rack 9,9 upper end of supporting rack to be equipped with first motor 10, First motor 10 uses servo motor, and the course changing control seat 12 by controlling first motor 10 lifts, 9 bottom end of supporting rack with it is solid The reinforcing rib being obliquely installed is welded between 2 side wall of reservation, reinforcing rib uses cylindrical structure, makes supporting rack 9 to first motor 10 Support construction it is more firm, the output rod of first motor 10 through fixed seat 2 and is welded with second bevel gear 11, and the second cone Gear 11 is engaged with first bevel gear 8, and 2 upper end of support column is fixed and is supported by seat 12, and seat 12 is rotatably connected to backrest 13.

Massage mechanism is installed, massage mechanism includes the fixed frame 14 of 13 interior welds of backrest, fixed frame inside backrest 13 Through more rotation axis are rotatably connected on 14, fixed frame 14 is rotatably connected to multiple Massage rollers 15 by rotation axis, each presses The part of roller 15 of rubbing extends through to the outer surface of backrest 13, and backrest 13 is made of sponge material, and 13 surface of backrest is opened It equipped with the through-hole that cooperation Massage roller 15 uses, rubs with backrest 13 when preventing Massage roller 15 from rotating, and backrest 13 is using sea Continuous material comfort level higher, rotation axis are located at one end outside fixed frame 14 and are socketed with gear 16, the installation of 14 upper end of fixed frame There are the second motor 17, the output rod rod end of the second motor 17 to be also socketed with gear 16, synchronous belt 18 is engaged with jointly between gear 16, 15 surface of Massage roller is bonded with multiple hemisphere juts 19, and hemisphere jut 19 uses memory sponge material, prevents the overlong time ball leaned on Shape protrusion 19 deforms.

When utilizing the present invention, when needing to adjust the height of office chair, driving first motor 10 drives second bevel gear 11 rotations, the rotation of second bevel gear 11 drives the first bevel gear 8 of engagement and rotation pipe 4 to rotate, due to support column 5 and rotation pipe The limited block 6 of 4 threaded connections and 5 bottom end of support column is limited slot 7 and limits, and the rotation of rotation pipe 4 drives support column 5 along mounting groove 3 liftings, to which the height of seat 12 be adjusted, seat 12 can be increased without standing from seat 12；When user's sitting posture Working time is longer when feeling fatigue, and driving the second motor 17 rotation drives Massage roller in the effect of gear 16 and synchronous belt 18 15 and 15 surface of Massage roller hemisphere jut 19 rotate, user back is massaged.

It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims

1. a kind of office chair easy to adjust, including pedestal (1), which is characterized in that pedestal (1) upper end is welded with fixed seat (2), mounting groove (3) is offered inside the fixed seat (2), and rotation chamber, the rotation chamber are offered inside the mounting groove (3) Inner rotation is connected with rotation pipe (4), and rotation pipe (4) internal sleeve is equipped with support column (5), and rotation pipe (4) inner wall is opened Equipped with internal thread, support column (5) lateral wall offers external screw thread, and support column (5) is threadedly coupled with rotation pipe (4), institute It states support column (5) bottom and is welded with limited block (6), the both sides sidewall symmetry of the mounting groove (3) offers cooperation limited block (6) The limiting slot (7) used, the both ends of the limited block (6), which correspond to be located in two limiting slots (7) and slide with limiting slot (7), to be connected It connects, is also socketed with first bevel gear (8) outside the rotation pipe (4), fixed seat (2) sidewall weld has supporting rack (9), institute It states supporting rack (9) upper end and first motor (10) is installed, the output rod of the first motor (10) through fixed seat (2) and is socketed There is second bevel gear (11), and second bevel gear (11) is engaged with first bevel gear (8), support column (2) upper end is welded with Seat (12), the seat (12) are rotatably connected to backrest (13), massage mechanism are equipped with inside the backrest (13).

2. a kind of office chair easy to adjust according to claim 1, which is characterized in that the massage mechanism includes backrest (13) fixed frame (14) of interior welds, through being rotatably connected to more rotation axis, the fixed frame on the fixed frame (14) (14) multiple Massage rollers (15) are rotatably connected to by rotation axis, a part for each Massage roller (15), which extends through to, to be leaned on The outer surface of (13) is carried on the back, the rotation axis is located at the external one end of fixed frame (14) and is socketed with gear (16), the fixed frame (14) upper end is equipped with the second motor (17), and the output rod rod end of second motor (17) is also socketed with gear (16), described Synchronous belt (18) is engaged between gear (16) jointly, Massage roller (15) surface is bonded with multiple hemisphere juts (19), described Hemisphere jut (19) uses memory sponge material.

3. a kind of office chair easy to adjust according to claim 1, which is characterized in that opened up in the limiting slot (7) There is the sliding rail that cooperation limited block (6) uses.

4. a kind of office chair easy to adjust according to claim 1, which is characterized in that support frame as described above (9) bottom end with The reinforcing rib being obliquely installed is welded between fixed seat (2) side wall, the reinforcing rib uses cylindrical structure.

5. a kind of office chair easy to adjust according to claim 2, which is characterized in that the backrest (13) uses sponge Material is made, and backrest (13) surface offers the through-hole that cooperation Massage roller (15) uses.

6. a kind of office chair easy to adjust according to claim 1, which is characterized in that the first motor (10) uses Servo motor.