CN209733140U

CN209733140U - Liftable rotatory official working PU chair

Info

Publication number: CN209733140U
Application number: CN201821734812.9U
Authority: CN
Inventors: 徐文冬
Original assignee: Anji Dongcheng Kart Manufacturing Co Ltd
Current assignee: Anji Dongcheng Kart Manufacturing Co Ltd
Priority date: 2018-10-25
Filing date: 2018-10-25
Publication date: 2019-12-06
Anticipated expiration: 2028-10-25

Abstract

The utility model discloses a liftable rotatory official working PU chair, including backplate, backup pad sleeve, carousel, base and threaded rod, top one side of backup pad articulates there is the backplate, and the bottom intermediate position of backup pad is connected with the sleeve, telescopic bottom is rotated and is connected with the carousel, and telescopic inside swing joint has the threaded rod, the bottom screw thread of threaded rod runs through the carousel, and extends to the below of carousel and be connected with the base, the both sides wall of backup pad is equipped with the activity groove that the symmetry set up, and the inside sliding connection in activity groove has the movable rod, the movable rod is close to the one end of backplate and extends to the outside of backup pad, and the top of movable rod articulates there is the hinge bar. The utility model discloses novel structure, and the device can realize the function of rotatory lift to behind the official working, this office chair also can be used for the rest as the deck chair, has improved the device's practicality, suitable popularization.

Description

Liftable rotatory official working PU chair

Technical Field

The utility model relates to an office chair technical field especially relates to a liftable rotatory official working PU chair.

Background

Traditional office chair structure is comparatively fixed, and functional singleness, can not satisfy the public diversified demand of society, consequently, in order to solve this type of problem, we have provided a liftable rotatory office PU chair.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an office PU chair capable of lifting and rotating.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

An office PU chair capable of lifting and rotating comprises a back plate, a support plate sleeve, a rotary plate, a base and a threaded rod, wherein one side of the top end of the support plate is hinged with the back plate, the middle position of the bottom end of the support plate is connected with the sleeve, the bottom end of the sleeve is rotatably connected with the rotary plate, the threaded rod is movably connected inside the sleeve, the bottom thread of the threaded rod penetrates through the rotary plate and extends to the lower part of the rotary plate to be connected with the base, two side walls of the support plate are provided with symmetrically arranged movable grooves, the movable grooves are internally and slidably connected with movable rods, one ends of the movable rods, which are close to the back plate, extend to the outer part of the support plate, the top ends of the movable rods are hinged with hinge rods, the top ends of the hinge rods are hinged with the top ends of the side walls of the back plate, the both sides wall of backup pad all is equipped with the spout that a set of symmetry set up, and two the spout is located the both sides of activity groove respectively, and spout and slider sliding connection.

Preferably, a slot which is in a convex structure is arranged between the movable plate and the movable rod in a run-through mode, an inserting rod is connected in the slot in a sliding mode, and a first spring is sleeved on the circumferential side wall of the inserting rod.

Preferably, the end of the inserted link is connected with a limiting block, one end of the first spring is connected with one side of the limiting block close to the slot, and the other end of the first spring is connected with the inner wall of the slot.

Preferably, the inside of backup pad is equipped with the mounting groove, and the top inner wall of mounting groove has cooling fan through the mounting screw, the top and the bottom that lie in the mounting groove in the backup pad all are provided with the bleeder vent that is even setting.

Preferably, the inner wall of the support plate at the movable groove is provided with symmetrically arranged jacks at equal intervals along the length direction, and the jacks are connected with the inserted rods in a sliding manner.

Preferably, the one end that the hinge bar was kept away from to the movable rod is connected with the second spring, and the tip and the inner wall connection of activity groove of second spring.

The utility model has the advantages that: through the setting of backplate, hinge bar, movable rod, threaded rod, spout, bleeder vent, activity groove, fly leaf, inserted bar, jack, backup pad, sleeve, carousel, base, slider, first spring, slot, cooling fan, mounting groove and second spring for the device's practicality increases, and this office chair can realize the function of rotatory lift, and behind the official working, this office chair also can be used for the rest as the deck chair.

In conclusion, the device can realize the function of rotating and lifting, and the office chair can be used as a deck chair for rest after office work, so that the practicability of the device is improved, and the device is suitable for popularization.

Drawings

Fig. 1 is a schematic structural view of an office PU chair of the present invention capable of lifting and rotating;

FIG. 2 is a sectional view of a support plate of an office PU chair capable of lifting and rotating;

Fig. 3 is a bottom view of the supporting plate of the office PU chair of the utility model.

in the figure: 1 backplate, 2 articulated rods, 3 movable rods, 4 threaded rods, 5 spouts, 6 bleeder vents, 7 movable grooves, 8 movable plates, 9 inserted bars, 10 jacks, 11 supporting plates, 12 sleeves, 13 turntables, 14 bases, 15 sliders, 16 first springs, 17 slots, 18 heat dissipation fans, 19 mounting grooves and 20 second springs.

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.

Referring to fig. 1-3, a lifting and rotating office PU chair comprises a back plate 1, a support plate 11, a sleeve 12, a rotary table 13, a base 14 and a threaded rod 4, wherein the back plate 1 is hinged to one side of the top end of the support plate 11, the sleeve 12 is connected to the middle position of the bottom end of the support plate 11, the rotary table 13 is rotatably connected to the bottom end of the sleeve 12, the threaded rod 4 is movably connected to the inner portion of the sleeve 12, the bottom end thread of the threaded rod 4 penetrates through the rotary table 13 and extends to the lower portion of the rotary table 13 to be connected with the base 14, two symmetrically arranged movable grooves 7 are arranged on two side walls of the support plate 11, a movable rod 3 is slidably connected to the inner portion of each movable groove 7, one end of the movable rod 3 close to the back plate 1 extends to the outer portion of the support plate 11, a hinge rod 2 is hinged to the top end of the movable rod 3, the top end of, and one side of the movable plate 8 close to the support plate 11 is connected with two symmetrically arranged sliders 15, two sets of symmetrically arranged sliding grooves 5 are respectively arranged on two sides of the movable groove 7, the sliding grooves 5 are slidably connected with the sliders 15, a slot 17 arranged in a convex structure is arranged between the movable plate 8 and the movable rod 3, an inserting rod 9 is slidably connected with the slot 17, a first spring 16 is sleeved on the circumferential side wall of the inserting rod 9, the end of the inserting rod 9 is connected with a limiting block, one end of the first spring 16 is connected with one side of the limiting block close to the slot 17, the other end of the first spring 16 is connected with the inner wall of the slot 17, a mounting groove 19 is arranged inside the support plate 11, a heat dissipation fan 18 is mounted on the inner wall of the top end of the mounting groove 19 through a screw, and uniformly arranged air holes 6 are respectively arranged on the top end and the bottom end of the support plate 11 located on the mounting groove 19, the inner wall that backup pad 11 is located movable groove 7 department is equipped with the jack 10 that the symmetry set up along its length direction equidistance, and jack 10 and inserted bar 9 sliding connection, and the one end that articulated rod 2 was kept away from to movable rod 3 is connected with second spring 20, and the tip of second spring 20 and the inner wall connection of movable groove 7.

The working principle is as follows: when the chair is used, if the chair is used as an office chair, a user can rotate the rotating disc 13, the rotating disc 13 enables the threaded rod 4 to move in the sleeve 12, so that the lifting function of the office chair can be realized, when the user wants to have a rest, the inserting rod 9 is pulled, the inserting rod 9 slides in the slot 17, the inserting rod 9 is slowly pulled out of the jack 10, the inserting rod 9 enables the first spring 16 to stretch, then the back of the user leans against the backboard 1 slowly backwards, the backboard 1 pushes the hinge rod 2, the hinge rod 2 pushes the movable rod 3 to slide in the movable slot 7, the movable rod 3 drives the movable plate 8 to slide, the movable plate 8 drives the sliding block 15 to slide in the slot 5, the second spring 20 stretches in the moving process of the movable rod 3, after the angle comfortable for the user is adjusted, the inserting rod 9 is loosened, at the moment, the elastic force of the first spring 16 drives the inserting rod 9 to reversely slide in the slot 17, and the inserting rod 9 is inserted into a proper inserting hole 10 in the movable groove 7, thereby fixing the inclination angle of the back plate 1 and achieving the purpose of rest for the user.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a liftable rotatory official working PU chair, includes backplate (1), backup pad (11) sleeve (12), carousel (13), base (14) and threaded rod (4), its characterized in that, the top one side of backup pad (11) articulates there is backplate (1), and the bottom intermediate position of backup pad (11) is connected with sleeve (12), the bottom of sleeve (12) is rotated and is connected with carousel (13), and the inside swing joint of sleeve (12) has threaded rod (4), the bottom screw thread of threaded rod (4) runs through carousel (13), and extends to the below of carousel (13) and be connected with base (14), the both sides wall of backup pad (11) is equipped with movable groove (7) of symmetry setting, and the inside sliding connection of movable groove (7) has movable rod (3), the one end that movable rod (3) are close to backplate (1) extends to the outside of backup pad (11), and the top of movable rod (3) articulates there is hinge bar (2), and the top of hinge bar (2) is articulated with the top of backplate (1) lateral wall, one side that hinge bar (2) were kept away from to a lateral wall of movable rod (3) is connected with fly leaf (8), and fly leaf (8) are close to one side of backup pad (11) and are connected with slider (15) that two symmetries set up, the both sides wall of backup pad (11) all is equipped with spout (5) that a set of symmetry set up, and two spout (5) are located the both sides of activity groove (7) respectively, and spout (5) and slider (15) sliding connection.

2. The liftable rotatory official working PU chair of claim 1, characterized in that, link up between fly leaf (8) and movable rod (3) and be provided with slot (17) that "protruding" type structure set up, and sliding connection has inserted bar (9) in slot (17), the circumference lateral wall of inserted bar (9) has cup jointed first spring (16).

3. the lifting and rotating office PU chair according to claim 2, wherein the end of the inserted link (9) is connected with a limiting block, one end of the first spring (16) is connected with one side of the limiting block close to the slot (17), and the other end of the first spring (16) is connected with the inner wall of the slot (17).

4. The liftable rotatory official working PU chair of claim 1, characterized in that, the inside of backup pad (11) is equipped with mounting groove (19), and the top inner wall of mounting groove (19) has radiator fan (18) through the screw mounting, the top and the bottom that lie in mounting groove (19) on backup pad (11) all are provided with and are the bleeder vent (6) of even setting.

5. The liftable office PU chair of claim 1, wherein the inner wall of the supporting plate (11) at the position of the movable groove (7) is provided with symmetrically arranged insertion holes (10) at equal intervals along the length direction thereof, and the insertion holes (10) are slidably connected with the insertion rods (9).

6. The office PU chair capable of lifting and rotating according to claim 1, wherein one end of the movable rod (3) far away from the hinge rod (2) is connected with a second spring (20), and the end of the second spring (20) is connected with the inner wall of the movable groove (7).