CN214631121U

CN214631121U - Elastic seat

Info

Publication number: CN214631121U
Application number: CN202120366251.7U
Authority: CN
Inventors: 朱正根
Original assignee: Foshan Sitzone Furniture Co ltd
Current assignee: Foshan Sitzone Furniture Co ltd
Priority date: 2021-02-08
Filing date: 2021-02-08
Publication date: 2021-11-09
Anticipated expiration: 2031-02-08

Abstract

The utility model discloses an elastic seat, which comprises a chassis and a seat frame, wherein the chassis is provided with a first support arm, a second support arm and a steel bar, the first support arm is fixedly arranged on the chassis, the first support arm is provided with a slide block, the second support arm is hinged with the first support arm, the steel bar is fixedly connected with the second support arm, and the middle part of the steel bar is fixedly connected with the chassis; the seat frame comprises a seat cushion frame and a backrest frame, the seat cushion frame and the backrest frame are both made of elastic materials and are fixedly connected, the seat cushion frame is provided with a sliding groove matched with a sliding block, the sliding block is positioned in the sliding groove to enable the seat cushion frame to reciprocate towards the direction of the backrest frame, and the backrest frame is fixedly connected with the second support arm. The utility model discloses an one end and the chassis that keep away from the back frame with the cushion frame adopt spout and slider cooperation to be connected, make the cushion frame towards back frame direction reciprocating motion, prevent the upwards perk of seat frame front end to bring the comfort for the user.

Description

Elastic seat

Technical Field

The utility model relates to the technical field of seats, in particular to elastic seat.

Background

At present, the seat is widely applied to various aspects of life of people, and the seat comprises an office seat, a car seat, a conference seat and the like according to different use places of the seat. The chair back is one of the important parts equipped on the current seat, and the chair back supports for people's back, improves the travelling comfort. However, when the existing seat is tilted, the front end of the seat tilts upwards, so that a user feels uncomfortable when the user tilts upwards.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an elastic seat, the front end of the seat cushion can not upwarp when leaning on, which brings comfort to the user.

The embodiment of the utility model provides an elastic seat, including chassis and seat frame, the chassis is provided with first support arm, second support arm and billet, first support arm is fixed to be set up on the chassis, first support arm is provided with the slider, the second support arm with first support arm articulated, the billet with second support arm fixed connection, the middle part of billet with chassis fixed connection; the seat frame includes cushion frame and back frame, the cushion frame with the back frame all adopts elastic material to make, the cushion frame with back frame fixed connection, the cushion frame be provided with the spout of slider looks adaptation, the slider is located make in the spout the cushion frame orientation back frame direction reciprocating motion, the back frame with second support arm fixed connection.

According to the utility model discloses elasticity seat has following beneficial effect at least: the embodiment of the utility model adopts the sliding chute and the sliding block to be matched and connected with the end of the seat cushion frame far away from the backrest frame and the chassis, so that the seat cushion frame reciprocates towards the direction of the backrest frame, and the front end of the seat frame is prevented from tilting upwards, thereby bringing comfort to a user; meanwhile, the seat cushion frame and the backrest frame are made of elastic materials, so that the backrest can be always attached to the back of a user when the user leans on the back, and the comfort of the user is improved.

According to the utility model discloses an elasticity seat, elastic material adopts the nylon materials.

According to the embodiment of the utility model provides an elastic seat, the cushion frame with back frame an organic whole sets up.

According to the utility model discloses an elasticity seat, the chassis be provided with the billet, the billet with second support arm fixed connection, be provided with adjusting part on the billet, adjusting part is used for adjusting the torsion angle of billet.

According to the utility model discloses an elasticity seat, the billet is for two square pipes that set up side by side.

According to the utility model discloses an elasticity seat, adjusting part includes billet setting element and screw rod, the billet setting element with billet fixed connection, the screw rod with the billet setting element is connected, screw rod drive the billet setting element rises or descends in order to adjust the torsion angle of billet.

According to the utility model discloses an elastic seat, the chassis is provided with the location bolt, location bolt slidable sets up the chassis both ends, the location bolt passes outside the chassis and with second support arm joint.

According to the utility model discloses an elastic seat, the seat frame still includes the back connecting piece, the one end of back connecting piece with second support arm fixed connection, the other end of back connecting piece with back frame fixed connection.

According to the utility model discloses an elasticity seat, the cushion frame is provided with the stop pin, the stop pin passes the cushion frame stretches into in the spout, be provided with on the slider with the pinhole of lock pin looks adaptation, the stop pin pierces make in the pinhole the cushion frame with first arm fixed connection.

According to the utility model discloses an elasticity seat, the seat frame still includes the handrail, the one end of handrail with second support arm fixed connection, the other end of handrail with back frame fixed connection.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

Fig. 1 is a schematic structural diagram of a chassis of an elastic seat according to an embodiment of the present invention;

FIG. 2 is an enlarged view of A in FIG. 1;

fig. 3 is a schematic structural diagram of an elastic seat according to an embodiment of the present invention.

Description of reference numerals:

a chassis 110; a first arm 120; a second support arm 130; a steel bar 140; a fixing bracket 150; a bar positioning member 160; a screw 170; a positioning bolt 180; a slider 190;

a seat cushion frame 210; a back rest frame 220; a backrest connector 230; a handrail 240; a first cross bar 250; a second cross bar 260.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

A resilient seat according to an embodiment of the present invention will be described in detail as a specific embodiment with reference to fig. 1 to 3. It is to be understood that the following description is illustrative only and is not intended as a specific limitation on the invention.

Referring to fig. 1 to 3, an embodiment of the present invention provides an elastic seat, which includes a chassis 110 and a seat frame connected to the chassis 110.

Referring to fig. 1 and 2, the chassis 110 is provided at left and right ends thereof with a first arm 120 and a second arm 130. The first support arm 120 is integrally arranged in front of the two ends of the chassis 110, and the integrated arrangement can reduce the processing technology and improve the working efficiency. The first support arm 120 is provided with a rotating shaft, the rotating shaft is fixedly connected with the second support arm 130, a bearing is sleeved on the outer side of the rotating shaft, and the bearing is fixedly connected with the first support arm 120, so that the second support arm 130 is hinged to the first support arm 120. The chassis 110 is provided with a steel bar 140, two ends of the steel bar 140 are fixedly connected with the rotating shaft, a fixing bracket 150 is arranged in the middle of the steel bar 140, and the fixing bracket 150 is fixedly connected with the chassis 110. The steel bar 140 is two square tubes arranged in parallel, so that the torsion force can be dispersed, and the service life of the steel bar 140 can be prolonged. It should be noted that the shape and number of the steel bars 140 can be reasonably selected by those skilled in the art according to practical situations, and the present invention is not limited thereto.

The steel bar 140 is provided with an adjustment assembly. The adjustment assembly includes a bar positioning member 160, a slider 190 and a screw 170. The bar positioning member 160 is provided with positioning holes through which the bars 140 pass to be fixedly coupled with the bar positioning member 160. Two steel bar positioning members 160 are provided, respectively located at both sides of the fixing bracket 150. The end of the steel bar positioning piece 160 far away from the positioning hole is provided with an arc groove with an upward opening, the sliding block 190 is provided with a cylinder matched with the arc groove, and the cylinder is matched with the arc groove to realize the clamping connection of the sliding block 190 and the steel bar positioning piece 160. The slider 190 is vertically provided with an internal thread. The screw 170 is provided with an external thread matching the internal thread. The internal threads are matched with the external threads to realize the connection of the screw 170 and the sliding block 190. The screw 170 is rotated to move the slider 190 downwards, so as to drive the end of the steel bar positioning member 160 connected with the steel bar 140 to tilt upwards, the torsion angle of the steel bar 140 is increased, the supporting force of the second support arm 130 is increased, and the tilting force of the chassis 110 is increased, so that the chair is suitable for users with large body sizes. Conversely, the screw 170 is rotated to move the slider 190 upward, so as to drive the end of the steel bar positioning element 160 connected to the steel bar 140 to be lowered, the torsion angle of the steel bar 140 is reduced, the supporting force of the second support arm 130 is reduced, the tilting force of the chassis 110 is reduced, and the chair is suitable for users with small body sizes. It is conceivable that the screw 170 is provided with a handle, and the rotation of the screw 170 is realized by operating the handle, so that the operation is simple.

Referring to fig. 1 and 2, a positioning latch 180 is slidably disposed on the chassis 110. The second support arm 130 is provided with a slot, and two ends of the positioning bolt 180 can be clamped into the slots of the second support arm 130 to prevent the second support arm 130 from rotating, so as to realize the tilting and locking of the chassis 110. Specifically, the positioning latch 180 includes a first latch located at the left end of the chassis 110, a second latch hinged to a first transmission rod toward an end inside the chassis 110, and a moving member. The second bolt is located the right-hand member of chassis 110, and the one end fixedly connected with moving member inside towards chassis 110 of second bolt, and the moving member slidable is provided with on the chassis 110. The other end of the moving piece is hinged with a second transmission rod, the first transmission rod is hinged with the second transmission rod, and the upper end of the first transmission rod inclines towards the first bolt. The moving member is driven to move rightwards, so that the first bolt and the second bolt are clamped into the clamping groove of the second support arm 130, the second support arm 130 is prevented from rotating, and the tilting and locking of the chassis 110 are realized. When the second support arm 130 is required to rotate, the moving part is driven to move leftwards, and the first bolt and the second bolt are withdrawn from the clamping groove. Conceivably, be provided with the cable on the moving member, make the moving member side to side movement through pulling the cable, easy and simple to handle.

Referring to fig. 3, the seat frame includes a cushion frame 210, a back frame 220, a back link 230, and an armrest 240. The seat frame and the backrest frame 220 are located at the left and right ends of the chassis 110 for connecting the seat cushion and the backrest, respectively, to form a complete seat. The shape of the seat frame and the backrest frame 220 can be designed according to the sitting posture of the human body so as to meet the requirements of the hip, the leg and the back of the human body and bring comfort to the user. The seat frame and the backrest frame 220 are integrally arranged and made of elastic materials, when the seat tilts up, the seat frame and the backrest frame 220 can deform due to the materials, so that the backrest always fits the back of a user, and the comfort is brought to the user. Wherein, the seat frame and the backrest frame 220 are made of nylon materials, and have high toughness and large bearing capacity.

Referring to fig. 1 to 3, the front end of the seat frame is slidably coupled to the first arm 120. Specifically, the front end of the seat frame is provided with a sliding groove, the first arm 120 is provided with a sliding block 190 matched with the sliding groove, and the sliding block 190 is located in the sliding groove so that the seat frame reciprocates towards the backrest frame 220. One end of the backrest connecting member 230 is fixedly connected to the second arm 130, and the other end is connected to the backrest frame 220. When the user tilts up the backrest, the second arm 130 drives the backrest connecting member 230 to rotate, so that the seat frame and the backrest frame 220 elastically deform and tilt backward, and the cushion frame 210 slides backward due to the tilting force. Because the seat cushion frame 210 is slidably connected with the first arm 120, the seat cushion frame 210 can only move back and forth, and the front end of the seat cushion frame 210 cannot tilt upwards when the user leans on the back, thereby bringing a comfortable feeling to the user.

It is conceivable that the seat cushion frame 210 is provided with a locking pin which can pass through the seat cushion frame 210 and extend into the sliding groove, and the sliding block 190 is provided with a pin hole adapted to the locking pin. When the user desires the front end of the seat cushion frame 210 to be tilted upward, the locking pin is inserted into the pin hole, thereby fixedly coupling the seat cushion frame 210 to the first arm 120 at the initial position. The first cross bar 250 is disposed at the connection position of the backrest connection member 230 and the backrest frame 220, and the second cross bar 260 is disposed between the top ends of the backrest frame 220, so as to support the back and the head of a user, thereby improving the comfort of the user. The armrest 240 is in a V-shaped structure, one end of the armrest 240 is fixedly connected to the second arm 130, and the other end of the armrest 240 abuts against the rear side of the backrest frame 220 and is fixedly connected to the backrest connecting member 230.

One end of the seat cushion frame 210, which is far away from the backrest frame 220, is matched and connected with the chassis 110 and the sliding block 190 by adopting a sliding groove, so that the seat cushion frame 210 reciprocates towards the backrest frame 220, the front end of the seat frame is prevented from tilting upwards, and the comfort is brought to a user; meanwhile, the cushion frame 210 and the backrest frame 220 are made of elastic materials, so that the backrest can be always attached to the back of a user when the user leans on the back, and the comfort of the user is improved.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A resilient seat, comprising:

the support device comprises a chassis (110), a first support arm (120), a second support arm (130) and a steel bar (140), wherein the first support arm (120) is fixedly arranged on the chassis (110), the first support arm (120) is provided with a sliding block (190), the second support arm (130) is hinged to the first support arm (120), two ends of the steel bar (140) are fixedly connected with the second support arm (130), and the middle part of the steel bar (140) is fixedly connected with the chassis (110);

Seat frame, including cushion frame (210) and back frame (220), cushion frame (210) with back frame (220) adopt elastic material to make, cushion frame (210) with back frame (220) fixed connection, cushion frame (210) be provided with the spout of slider (190) looks adaptation, slider (190) are located make in the spout cushion frame (210) orientation back frame (220) direction reciprocating motion, back frame (220) with second support arm (130) fixed connection.

2. A resilient seat according to claim 1, wherein said resilient material is a nylon material.

3. A resilient seat according to claim 1, wherein the seat cushion frame (210) is integral with the backrest frame (220).

4. A resilient seat according to claim 1, wherein said strip (140) is a two-piece square tube arranged side by side.

5. A resilient seat according to claim 1 or 4, wherein the bar (140) is provided with an adjustment assembly for adjusting the angle of torsion of the bar (140).

6. A resilient seat according to claim 5, wherein the adjustment assembly comprises a bar positioning member (160) and a screw (170), the bar positioning member (160) is fixedly connected to the bar (140), the screw (170) is connected to the bar positioning member (160), and the screw (170) drives the bar positioning member (160) to move up or down to adjust the torsion angle of the bar (140).

7. The elastic seat according to claim 1, characterized in that the chassis (110) is provided with positioning bolts (180), the positioning bolts (180) are slidably arranged at two ends of the chassis (110), and the positioning bolts (180) can be clamped with the second support arm (130).

8. A flexible seat as claimed in claim 1, wherein the seat frame further comprises a backrest link (230), one end of the backrest link (230) being fixedly connected to the second arm (130), and the other end of the backrest link (230) being fixedly connected to the backrest frame (220).

9. The elastic seat as claimed in claim 1, wherein the seat cushion frame (210) is provided with a locking pin, the locking pin passes through the seat cushion frame (210) and extends into the sliding slot, the sliding block (190) is provided with a pin hole matched with the locking pin, and the locking pin penetrates into the pin hole to fixedly connect the seat cushion frame (210) and the first support arm (120).

10. A flexible seat as claimed in claim 1, wherein the seat frame further comprises an armrest (240), one end of the armrest (240) being fixedly connected to the second arm (130), and the other end of the armrest (240) being fixedly connected to the backrest frame (220).