CN213720907U

CN213720907U - Office chair capable of swinging

Info

Publication number: CN213720907U
Application number: CN202022643824.4U
Authority: CN
Inventors: 陈桂宏
Original assignee: FUZHOU HONGHUA INDUSTRIAL CO LTD
Current assignee: FUZHOU HONGHUA INDUSTRIAL CO LTD
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-07-20
Anticipated expiration: 2030-11-16

Abstract

A rocking office chair comprises a base, a gas rod, a supporting seat and a sofa extension seat, wherein the bottom of the gas rod is connected with the base, the top of the gas rod is connected with the supporting seat, the sofa extension seat is arranged at the top of the supporting seat, the sofa extension seat comprises a left fixing plate, a right fixing plate, a left extension device and a right extension device, the left fixing plate and the right fixing plate are symmetrically arranged on the top surface of the supporting seat, the left extension device is arranged at the left side of the left fixing plate, the right extension device is arranged at the right side of the right fixing plate, two left rocking arms are arranged between the left fixing plate and the left extension device at intervals, the top ends of the two left rocking arms are hinged with the left fixing plate, the bottom ends of the two left rocking arms are hinged with the left extension device, two right rocking arms are arranged between the right fixing plate and the right extension device at intervals, and the top ends of the two right rocking arms are hinged with the right fixing plate, the bottom ends of the two right swing arms are hinged with the right stretching device. The office chair can also perform the functions of stretching, swinging and the like.

Description

Office chair capable of swinging

Technical Field

The utility model relates to an office chair, specific saying so indicates a can swing office chair.

Background

An office chair refers to various chairs which are convenient for work in daily work and social activities. The existing office chair generally refers to a narrow office chair, namely a backrest chair on which a person sits when working on a table top in a sitting posture, and mainly comprises casters, a chassis, an air rod, a seat and the like. The existing office chair can realize integral movement through the caster, and the rotation of the chair is realized through the air rod. Although the prior art has a swingable office chair, the functions thereof are still limited, and the applicant has made intensive research and development of the present application in order to enrich the functions of the office chair.

SUMMERY OF THE UTILITY MODEL

The utility model provides a can rock office chair, the comparatively limited problem of function of its main aim at overcoming current office chair.

In order to solve the technical problem, the utility model adopts the following technical scheme:

a rocking office chair comprises a base, a gas rod, a supporting seat and a sofa extension seat, wherein the bottom of the gas rod is connected with the base, the top of the gas rod is connected with the supporting seat, the sofa extension seat is arranged at the top of the supporting seat, the sofa extension seat comprises a left fixing plate, a right fixing plate, a left extension device and a right extension device, the left fixing plate and the right fixing plate are symmetrically arranged on the top surface of the supporting seat, the left extension device is arranged at the left side of the left fixing plate, the right extension device is arranged at the right side of the right fixing plate, two left rocking arms are arranged between the left fixing plate and the left extension device at intervals, the top ends of the two left rocking arms are hinged with the left fixing plate, the bottom ends of the two left rocking arms are hinged with the left extension device, two right rocking arms are arranged between the right fixing plate and the right extension device at intervals, and the top ends of the two right rocking arms are hinged with the right fixing plate, the bottom ends of the two right swing arms are hinged with a right stretching device, and the left stretching device and the right stretching device are connected with each other.

Furthermore, a driving mechanism is arranged on the supporting seat, and the driving mechanism is in transmission connection with the left stretching device and the right stretching device and drives the left stretching device and the right stretching device to swing forwards and backwards.

Furthermore, be equipped with first interlock pole and installation pole between the device is extended to left side and the device is extended to the right side, and this installation pole is located the front side of first interlock pole, the middle part of first interlock pole is the arch, and the middle part bottom surface of this first interlock pole is equipped with the installed part, actuating mechanism's top is equipped with the electric putter who takes the slider, the installed part is handstand "U" shape, electric putter's slider and installed part looks adaptation and with installed part fixed connection, the rear end of installation pole is equipped with the engaging lug, electric putter's one end is equipped with the connecting portion of being connected with the engaging lug, be equipped with the second interlock pole between left side rocking arm and the right rocking arm, this second interlock pole is located between first interlock pole and the installation pole, is equipped with the transfer line on this second interlock pole, and actuating mechanism transmission are connected, and this actuating mechanism is electromagnetic drive mechanism.

Furthermore, a linkage rod is arranged between the left stretching device and the right stretching device, a transmission rod extending downwards is arranged on the bottom surface of the linkage rod, the transmission rod is in transmission connection with a driving mechanism, the driving mechanism is a shaking driving mechanism, a limiting rod is arranged between the left swing arm and the right swing arm, and the limiting rod is located on the front side of the linkage rod.

Furthermore, two elastic buffer mechanisms are arranged between the supporting seat and the left fixing plate and between the supporting seat and the right fixing plate.

Still further, elastic buffer mechanism includes backup pad, bottom suspension fagging and locates the spring between backup pad, the bottom suspension fagging is connected with the supporting seat, go up the backup pad and be connected with left fixed plate, the right fixed plate that corresponds.

Furthermore, the bottom surface of base is equipped with a plurality of truckles or a plurality of support column.

From the above description of the present invention, compared with the prior art, the present invention has the following advantages: the utility model discloses novel structure, design benefit, left side extension device, right side extension device are relative left fixed plate, right fixed plate respectively and can carry out the swing back and forth, and this left side extension device, right side extension device can be connected with the seat of sofa, consequently, the utility model discloses an office chair can also extend, sway functions such as to office chair's functional diversity has been richened more except possessing ordinary office chair's function.

Drawings

Fig. 1 is a structural diagram of a first embodiment of the present invention.

Fig. 2 is a structural diagram of a second embodiment of the present invention.

Fig. 3 is a structural diagram of the second embodiment of the present invention at another angle.

Fig. 4 is another structural diagram of the second embodiment of the present invention.

Fig. 5 is a structural diagram of a second driving mechanism according to an embodiment of the present invention.

Fig. 6 is a structural diagram of a third embodiment of the present invention.

Fig. 7 is another structural diagram of the third embodiment of the present invention.

Fig. 8 is a structural diagram of a three-driving mechanism according to an embodiment of the present invention.

Fig. 9 is another structural diagram of a three-drive mechanism according to an embodiment of the present invention.

Detailed Description

Example one

Refer to fig. 1. The utility model provides a can sway office chair, includes that base 1, gas pole 2, supporting seat 3 and sofa extend seat 4, the bottom and the base 1 of gas pole 2 are connected, and the top and the supporting seat 3 of this gas pole 2 are connected, the sofa extends the top that seat 4 located supporting seat 3. The sofa extension seat 4 comprises a left fixing plate 41, a right fixing plate 42, a left extension device 43 and a right extension device 44, wherein the left fixing plate 41 and the right fixing plate 42 are symmetrically arranged on the top surface of the supporting seat 3, the left extension device 43 is arranged on the left side of the left fixing plate 41, and the right extension device 44 is arranged on the right side of the right fixing plate 42. Two left swing arms 45 arranged at intervals are arranged between the left fixing plate 41 and the left stretching device 43, the top ends of the two left swing arms 45 are hinged with the left fixing plate 41, and the bottom ends of the two left swing arms 45 are hinged with the left stretching device 43; two right swing arms 46 are arranged between the right fixing plate 42 and the right stretching device 44 at intervals, the top ends of the two right swing arms 46 are hinged with the right fixing plate 42, the bottom ends of the two right swing arms 46 are hinged with the right stretching device 44, and the left stretching device 43 and the right stretching device 44 are connected with each other.

Refer to fig. 1. The bottom surface of base 1 is equipped with a plurality of truckles 5, truckle 5 makes things convenient for the removal of base 1. Left side stretching device 43, right stretching device 44 can carry out the fore-and-aft swing relatively left fixed plate 41, right fixed plate 42 respectively, and this left side stretching device 43, right stretching device 44 can be connected with the seat of sofa, consequently, the utility model discloses an office chair can also stretch, can sway under the exogenic action functions such as outside the function that possesses ordinary office chair except,. The left stretching device 43 and the right stretching device 44 are conventional structures, and detailed descriptions thereof are omitted.

Example two

Refer to fig. 2. The specific implementation manner of this embodiment is substantially the same as that of the first embodiment, and the differences are as follows: the supporting seat 3 is provided with a driving mechanism 7, and the driving mechanism 7 is in transmission connection with the left stretching device 43 and the right stretching device 44 and drives the left stretching device 43 and the right stretching device 44 to swing back and forth.

Refer to fig. 2, 3 and 5. A first linkage rod 47 and a mounting rod 48 are arranged between the left stretching device 43 and the right stretching device 44, the mounting rod 48 is positioned at the front side of the first linkage rod 47, the middle part of the first linkage rod 47 is arched, and the bottom surface of the middle part of the first linkage rod 47 is provided with a mounting part 8. The electric push rod 9 with the sliding block 91 is arranged above the driving mechanism 7, the mounting piece 8 is in an inverted U shape, the sliding block 91 of the electric push rod 9 is matched with the mounting piece 8 and is fixedly connected with the mounting piece 8, the connecting lug 481 is arranged at the rear end of the mounting rod 48, and the connecting portion 92 connected with the connecting lug 481 is arranged at one end of the electric push rod 9. A second linkage rod 49 is arranged between the left swing arm 45 and the right swing arm 46, the second linkage rod 49 is positioned between the first linkage rod 47 and the mounting rod 48, a transmission rod 40 is arranged on the second linkage rod 49, the transmission rod 49 is in transmission connection with the driving mechanism 7, and the driving mechanism 7 is an electromagnetic driving mechanism. The electromagnetic driving mechanism is in the prior art, and the transmission connection mode between the electromagnetic driving mechanism and the transmission rod 49 is the prior connection mode, which is not described herein again.

EXAMPLE III

Refer to fig. 6. The specific implementation manner of this embodiment is substantially the same as that of the first embodiment, and the differences are as follows: the supporting seat 3 is provided with a driving mechanism 7, and the driving mechanism 7 is in transmission connection with the left stretching device 43 and the right stretching device 44 and drives the left stretching device 43 and the right stretching device 44 to swing back and forth.

Refer to fig. 6 and 8. A linkage rod 47 is arranged between the left stretching device 43 and the right stretching device 44, a transmission rod 48 extending downwards is arranged on the bottom surface of the linkage rod 47, the transmission rod 48 is in transmission connection with the driving mechanism 7, and the driving mechanism 7 is a shaking driving mechanism. The dithering drive mechanism is conventional and the gearing connection between the dithering drive mechanism and the drive link 48 is conventional and will not be described further herein. A limiting rod 49 is arranged between the left swing arm 45 and the right swing arm 46, and the limiting rod 49 is positioned on the front side of the linkage rod 47. When the left stretching device 43 and the right stretching device 44 are unfolded and the shaking driving mechanism drives the left stretching device 43 and the right stretching device 44, and the user can block the tops of the left stretching device 43 and the right stretching device 44 by the linkage rod 47 and the limiting rod 49 under the condition of large reclining pressure, so as to perform the swing limiting.

Refer to fig. 6. Two elastic buffer mechanisms 10 are arranged between the supporting seat 3 and the left fixing plate 41 and between the supporting seat 3 and the right fixing plate 42. Elastic buffer mechanism 10 includes backup pad 11, bottom suspension fagging 12 and locates the spring 13 between backup pad 11, the bottom suspension fagging 12, bottom suspension fagging 12 is connected with supporting seat 3, it is connected with corresponding left fixed plate 41, right fixed plate 42 to go up backup pad 11. The elastic buffer mechanism 10 can play an elastic buffer role for the left stretching device 43 and the right stretching device 44 during swinging, and eliminate the pause feeling during swinging. The driving mechanism 7 may be a shaking driving mechanism shown in fig. 7 and 9.

In addition, in the above three embodiments, the casters 5 on the bottom surface of the base 1 may be replaced by a plurality of support columns 6.

The above-mentioned be the utility model discloses a concrete implementation way, nevertheless the utility model discloses a design concept is not limited to this, and the ordinary use of this design is right the utility model discloses carry out immaterial change, all should belong to the act of infringement the protection scope of the utility model.

Claims

1. A can sway office chair which characterized in that: the sofa stretching seat comprises a left fixing plate, a right fixing plate, a left stretching device and a right stretching device, wherein the left fixing plate and the right fixing plate are symmetrically arranged on the top surface of the supporting seat, the left stretching device is positioned on the left side of the left fixing plate, the right stretching device is positioned on the right side of the right fixing plate, two left swing arms which are arranged at intervals are arranged between the left fixing plate and the left stretching device, the top ends of the two left swing arms are hinged with the left fixing plate, the bottom ends of the two left swing arms are hinged with the left stretching device, two right swing arms which are arranged at intervals are arranged between the right fixing plate and the right stretching device, the top ends of the two right swing arms are hinged with the right fixing plate, and the bottom ends of the two right swing arms are hinged with the right stretching device, the left stretching device and the right stretching device are connected with each other.

2. The swingable office chair according to claim 1, wherein: and the supporting seat is provided with a driving mechanism which is in transmission connection with the left stretching device and the right stretching device and drives the left stretching device and the right stretching device to swing forwards and backwards.

3. A swingable office chair according to claim 2, wherein: the utility model discloses a swing arm, including left side extension device and right side extension device, be equipped with first interlock pole and installation pole between left side extension device and the right side extension device, this installation pole is located the front side of first interlock pole, the middle part of first interlock pole is the arch, and the middle part bottom surface of this first interlock pole is equipped with the installed part, actuating mechanism's top is equipped with the electric putter who takes the slider, the installed part is handstand "U" shape, electric putter's slider and installed part looks adaptation and with installed part fixed connection, the rear end of installation pole is equipped with the engaging lug, electric putter's one end is equipped with the connecting portion of being connected with the engaging lug, be equipped with the second interlock pole between left side swing arm and the right swing arm, this second interlock pole is located between first interlock pole and the installation pole, is equipped with the transfer line on this second interlock pole, and actuating mechanism transmission are connected, and this actuating mechanism is electromagnetic drive mechanism.

4. A swingable office chair according to claim 2, wherein: the vibrating mechanism is characterized in that a linkage rod is arranged between the left stretching device and the right stretching device, a transmission rod extending downwards is arranged on the bottom surface of the linkage rod, the transmission rod is in transmission connection with a driving mechanism, the driving mechanism is a vibrating driving mechanism, a limiting rod is arranged between the left swinging arm and the right swinging arm, and the limiting rod is located on the front side of the linkage rod.

5. The swingable office chair according to claim 4, wherein: two elastic buffer mechanisms are arranged between the supporting seat and the left fixing plate and between the supporting seat and the right fixing plate.

6. The swingable office chair according to claim 5, wherein: elastic buffer mechanism includes backup pad, bottom suspension fagging and locates the spring between backup pad, the bottom suspension fagging is connected with the supporting seat, go up the backup pad and be connected with left fixed plate, the right fixed plate that corresponds.

7. The swingable office chair according to claim 1, wherein: the bottom surface of base is equipped with a plurality of truckles or a plurality of support column.