CN220069242U

CN220069242U - But deck chair chassis and deck chair

Info

Publication number: CN220069242U
Application number: CN202321501915.1U
Authority: CN
Inventors: 应忠根; 吴传富; 李博
Original assignee: Zhejiang Anji Dingzhong Furniture Co ltd
Current assignee: Zhejiang Anji Dingzhong Furniture Co ltd
Priority date: 2023-06-13
Filing date: 2023-06-13
Publication date: 2023-11-24
Anticipated expiration: 2033-06-13

Abstract

A chaise longue chassis and a chaise longue belong to the technical field of chair chassis. The utility model comprises a tray frame and a chair back fixing frame which are mutually hinged, and an inclination adjusting mechanism, wherein the inclination adjusting mechanism comprises a gas spring, a spring frame, a switch piece, a first stay wire and a first reset spring, the fixed end of the gas spring is hinged with the chair back fixing frame, the telescopic end of the gas spring is connected with the spring frame, the spring frame is arranged in the tray frame, the switch piece is hinged with the spring frame, the first stay wire penetrates through the side wall of the tray frame to be connected with the switch piece, and the first reset spring is sleeved on the first stay wire between the switch piece and the inner side wall of the tray frame. The utility model can effectively improve the convenience and timeliness when a user operates the back tilting angle of the chair back, thereby improving the user experience.

Description

But deck chair chassis and deck chair

Technical Field

The utility model relates to the technical field of chair chassis, in particular to a chair chassis and a chair.

Background

At present, some chairs in the market have a chair back angle adjusting function, and the maximum adjusting range can enable the chair back to be in a horizontal state, so that a user can lie on the chair for rest. For example, chinese patent No. ZL201320823960.9 discloses a reclining chair elastic chassis structure, including a tray frame, a chair back fixing frame and a locking mechanism, wherein the chair back fixing frame is rotatably mounted on the tray frame through a fixed shaft, two side walls of the tray frame are provided with arc grooves, the arc grooves and the fixed shaft are coaxially arranged, a sliding shaft is connected between two sides of the chair back fixing frame, the sliding shaft is sleeved in the arc grooves, the fixed shaft is fixed on two sides of the tray frame, a plane scroll spring is arranged on the fixed shaft, wherein an inner fixed end of the plane scroll spring is fixed on the fixed shaft, and an outer fixed end of the plane scroll spring is fixedly connected with the sliding shaft.

According to the chassis structure, the plane scroll spring is utilized to provide the elastic supporting force in the back tilting process of the chair, the elasticity of the plane scroll spring can be gradually weakened after the plane scroll spring is used for a long time, the elastic supporting force is insufficient, and the back tilting speed of the chair can be high; simultaneously, it adopts the action bars to control the locking mechanism of back of the chair, because the fixed position of action bars, and the user leans on the in-process of back-leaning on the back of the chair, angle and distance between hand and the action bars all can change to when the back of the chair backward leans on the speed faster, the convenience and the timeliness of control action bars all can receive great influence, thereby influence user experience.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a chaise longue chassis and a chaise longue, which can effectively improve the convenience and timeliness of a user when operating the back tilting angle of the chair back, thereby improving the user experience.

The utility model aims at realizing the following technical scheme:

the utility model provides a but deck chair chassis, includes articulated tray frame and back of the chair mount each other, still includes the adjustment mechanism that leans on, the adjustment mechanism that leans on includes air spring, spring frame, switch piece, first acting as go-between, first reset spring, the stiff end and the back of the chair mount of air spring are articulated, the flexible end and the spring frame of air spring are connected, the spring frame is located in the tray frame, switch piece and spring frame are articulated, first acting as go-between passes tray frame lateral wall and connects the switch piece, first reset spring cover is located on the first acting as go-between switch piece and tray frame inside wall.

As the preferable mode of the utility model, the spring frame comprises a connecting plate, a mounting plate arranged on one side of the connecting plate, an upper hinge plate and a lower hinge plate arranged on the other side of the connecting plate, wherein the connecting plate is provided with a connecting hole for connecting the gas spring, the mounting plate is connected with the inner side wall of the tray frame, and the two hinge plates are hinged with the switch piece.

Preferably, the connecting plate and the mounting plate are both abutted against the bottom surface of the tray frame.

Preferably, the switch element comprises a pressing plate and a pulling plate which are angled with respect to each other, and a reinforcing plate arranged between the pressing plate and the pulling plate, wherein the reinforcing plate is hinged with the spring frame.

Preferably, the end part of the pulling plate is provided with a first clamping groove, and the end part of the first pulling wire is provided with a first limit bead.

Preferably, the end of the pulling plate has a limit part which is bent away from the first return spring.

Preferably, at least two hinge shafts matched with the gas spring are arranged in the chair back fixing frame.

Preferably, the tray frame is provided with a lifting adjusting mechanism, the lifting adjusting mechanism comprises a bracket, a swing arm, a shaft sleeve, a second stay wire and a second reset spring, and the bracket and the shaft sleeve are arranged on the outer side wall of the tray frame; the swing arm is rotatably connected to the shaft sleeve, the first end of the swing arm extends into the tray frame, and the second end of the swing arm extends into the bracket; the second stay wire penetrates through the side wall of the support to be connected with the second end of the swing arm, and the second reset spring is arranged between the second end of the swing arm and the inner side wall of the support.

As the preferred mode of the utility model, the second end of the swing arm is provided with a connecting block, a second clamping groove is arranged in the connecting block, one side, close to the tray frame, of the connecting block is provided with a limiting groove communicated with the second clamping groove, and the end part of the second stay wire is provided with a second limiting bead.

The utility model also provides a reclining chair, which comprises a chair seat, a chair back, a supporting structure and the reclining chair chassis, wherein the tray is arranged on the lower side surface of the chair seat, the chair back fixing frame is connected with the chair back, and the supporting structure is arranged below the tray frame.

The utility model has the advantages that:

1. the air spring is utilized to provide elastic supporting force in the back tilting process of the chair, so that the stability of the chair in long-time use is higher, and the user experience is better;

2. the back tilting angle of the chair back is controlled by the stay wire, so that the chair back is not influenced by distance and angle, and the operation is more convenient;

3. due to the stable elastic supporting force of the gas spring and the degree of freedom of the stay wire, the operation is more timely, and the back tilting angle of the chair back better meets the requirements of users.

Drawings

FIG. 1 is a schematic view of the structure of a chaise longue chassis provided in embodiment 1;

FIG. 2 is a schematic view of a spring rack according to the present embodiment;

fig. 3 is a schematic diagram of a connection structure between the switch member and the first pull wire according to the present embodiment;

FIG. 4 is a schematic view of the structure of a chaise longue chassis provided in embodiment 2;

fig. 5 is a schematic diagram of a connection structure between the swing arm and the second pull wire in embodiment 2.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description.

Example 1

As shown in fig. 1, this embodiment provides a chassis of a reclining chair, including a tray frame 1 and a chair back fixing frame 2 hinged to each other, and a tilting adjustment mechanism disposed therebetween, where the tilting adjustment mechanism includes a gas spring 31, a spring frame 32, a switch member 33, a first pull wire 34, and a first return spring 35, where a fixed end of the gas spring 31 is hinged to the chair back fixing frame 2, a telescopic end (valve end) of the gas spring 31 is connected to the spring frame 32, the spring frame 32 is fixedly disposed in the tray frame 1 by a bolt or a weld, the switch member 33 is hinged to the spring frame 32, the first pull wire 34 passes through a side wall of the tray frame 1 and is connected to the switch member 33, and the first return spring 35 is sleeved on the first pull wire between the switch member 33 and an inner side wall of the tray frame 1. Of course, the end of the first pull wire 34 may be provided with an operating handle or the like to improve the convenience of operation, which is not shown in the drawings. The use principle of the tilting adjusting mechanism is as follows: when the first pull wire 34 is pulled, the switch piece 33 swings to press the valve of the gas spring 31, the gas spring is relaxed, a user can lean back on the chair back at will, the gas spring can provide stable and reliable elastic supporting force in the process, the backward tilting process of the user is mild and comfortable, and meanwhile, the end part of the first pull wire 34 can change position along with the hand of the user and is always stable in the hand of the user; when the first pull wire 34 is loosened until the required angle, the first pull wire is reset under the action of the first reset spring 35, the switch piece 33 is reset along with the first pull wire, the valve of the air spring 31 is closed to lock the telescopic length, namely the back tilting angle of the chair back is locked.

Specifically, as shown in fig. 2, the spring frame 32 includes a connecting plate 321, a mounting plate 322 disposed on one side of the connecting plate 321, and two upper and lower hinge plates 323 disposed on the other side of the connecting plate 321, a connecting hole 3211 for connecting the gas spring 31 is formed in the connecting plate 321, the mounting plate 322 is connected to the inner side wall of the tray frame 1, and the two hinge plates 323 are hinged to the switch member 33. The spring frame has a simple structure, and is installed and connected with the inner side wall of the tray frame by means of welding or bolts and the like, and the connecting plate 321 and the mounting plate 322 are abutted to the bottom surface of the tray frame 1 so as to improve the installation stability of the spring frame by utilizing the supporting function of the tray frame.

Since the angle between the air spring 31 and the spring frame 32 will also change during the expansion and contraction process, the expansion and contraction end of the air spring 31 is not fixedly connected with the connecting hole 3211 on the connecting plate 321, but the supporting of the expansion and contraction end of the air spring 31 is provided by sleeving the abutting spring 311 on the expansion and contraction part of the air spring 31.

As shown in fig. 3, the switch member 33 includes a pressing plate 331 and a pulling plate 332 that are angled to each other, and a reinforcing plate 333 disposed between the pressing plate 331 and the pulling plate 332, wherein the reinforcing plate 333 is hinged to the spring frame 32, and an angle of 80 ° to 90 ° is formed between the pressing plate 331 and the pulling plate 332, so as to convert the force of pulling the first wire laterally into the pressing force to the valve along the length direction of the gas spring. In order to facilitate the installation connection of the first pull wire 34, the end of the pull plate 332 is provided with a first clamping groove 3321, the end of the first pull wire 34 is provided with a first limiting bead 341, that is, the first pull wire is clamped into the first clamping groove, stable connection is achieved by using the limiting action of the first limiting bead, and under the action of the first return spring 35, the first limiting bead 341 and the pull plate 332 always maintain a close fit relationship, so that the pull plate is not fallen off. Of course, to further avoid the first stop bead from falling off, the end of the pulling plate 332 has a stop portion 3322 bent away from the first return spring 35.

In addition, in order to facilitate the adjustment of the initial tilting angle or the maximum tilting angle of the chair back, two hinge shafts 21 matching with the gas spring 31 are provided in the chair back fixing frame 2, and the initial tilting angle or the maximum tilting angle of the chair back is adjusted by selecting different hinge shafts during the assembly.

Example 2

Only the chassis with the pitch adjustment mechanism is described in embodiment 1, but in general, the chassis also has a height adjustment function. As shown in fig. 4, a plug-in bracket 4 is arranged in the tray frame, a plug-in hole 41 for plugging in a lifting gas spring is arranged in the middle of the plug-in bracket 4, a lifting adjusting mechanism is further arranged on the tray frame, the lifting adjusting mechanism comprises a bracket 51, a swing arm 52, a shaft sleeve 53, a second stay wire 54 and a second return spring 55, and the bracket 51 and the shaft sleeve 53 are both arranged on the outer side wall of the tray frame 1; the swing arm 52 is rotatably connected to the shaft sleeve 53, a first end of the swing arm 52 extends into the tray frame 1, and a second end extends into the bracket 51; the second pull wire 54 passes through the side wall of the bracket 51 and is connected with the second end of the swing arm 52, and the second return spring 54 is arranged between the second end of the swing arm 52 and the inner side wall of the bracket 51. The use principle of the lifting adjusting mechanism is as follows: when the second pull wire 54 is pulled, the second pull wire pulls the swing arm 52 to swing around the shaft sleeve 53, so that one end of the swing arm 52 in the tray frame 1 swings towards the side of the plug hole 41, thereby extruding a valve of the lifting gas spring and realizing the lifting function of the seat; the second wire 54 is released and the seat height is fixed.

As shown in fig. 5, in order to facilitate connection and cooperation between the second pull wire 54 and the swing arm 52, the second end of the swing arm 52 is provided with a connection block 56, a second clamping groove 561 is provided in the connection block 56, one side of the connection block 56, which is close to the tray frame 1, is provided with a limiting groove 562 communicating with the second clamping groove 561, and a second limiting bead 541 is provided at the end of the second pull wire 54, that is, the second pull wire 54 is clamped into the second clamping groove 561, and meanwhile, the second limiting bead 541 is clamped into the limiting groove 562, so that the connection stability of the second pull wire and the swing arm can be effectively ensured.

Example 3

The embodiment provides a reclining chair, which comprises a chair seat, a chair back, a supporting structure and a reclining chair chassis as described above, wherein the tray frame 1 is arranged on the lower side surface of the chair seat, the chair back fixing frame 2 is connected with the chair back, the supporting structure is arranged below the tray frame 1, and the supporting structure mainly comprises chair legs and lifting air springs.

The foregoing is merely a preferred embodiment of the present utility model, which is based on one implementation of the overall concept of the present utility model, and the scope of the present utility model is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the technical scope of the present utility model should be covered by the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.

Claims

1. The utility model provides a but deck chair chassis, includes articulated tray frame and back of the chair mount each other, its characterized in that still includes the adjustment mechanism that leans on, the adjustment mechanism that leans on includes air spring, spring frame, switch piece, first acting as go-between, first reset spring, the stiff end and the back of the chair mount of air spring are articulated, the flexible end and the spring frame of air spring are connected, the spring frame is located in the tray frame, switch piece and spring frame are articulated, first acting as go-between passes tray frame lateral wall and connects the switch piece, first reset spring cover is located on the first acting as go-between switch piece and tray frame inside wall.

2. The chaise longue chassis of claim 1, wherein the spring frame comprises a connecting plate, a mounting plate arranged on one side of the connecting plate, and an upper hinge plate and a lower hinge plate arranged on the other side of the connecting plate, wherein the connecting plate is provided with a connecting hole for connecting the gas spring, the mounting plate is connected with the inner side wall of the tray frame, and the two hinge plates are hinged with the switch element.

3. The chaise longue chassis of claim 2, wherein the web and mounting plate each abut the bottom surface of the pallet frame.

4. A chaise longue chassis as claimed in claim 1, wherein the switch member comprises a pressing plate and a pulling plate at an angle to each other, a reinforcing plate provided between the pressing plate and the pulling plate, the reinforcing plate being hinged to the spring frame.

5. The chaise longue chassis of claim 4, wherein the pulling plate end is provided with a first detent and the first pulling wire end is provided with a first limit bead.

6. The chaise longue chassis of claim 5, wherein the pulling plate end has a stop that flexes away from the first return spring.

7. The chaise longue chassis of claim 1, wherein at least two hinge shafts are provided in the back mount to engage the gas spring.

8. The chaise longue chassis of claim 1, wherein the pallet frame is provided with a lifting adjusting mechanism, the lifting adjusting mechanism comprises a bracket, a swing arm, a shaft sleeve, a second stay wire and a second return spring, and the bracket and the shaft sleeve are arranged on the outer side wall of the pallet frame; the swing arm is rotatably connected to the shaft sleeve, the first end of the swing arm extends into the tray frame, and the second end of the swing arm extends into the bracket; the second stay wire penetrates through the side wall of the support to be connected with the second end of the swing arm, and the second reset spring is arranged between the second end of the swing arm and the inner side wall of the support.

9. The chaise longue chassis of claim 8, wherein the second end of the swing arm is provided with a connecting block, a second clamping groove is arranged in the connecting block, a limiting groove communicated with the second clamping groove is arranged on one side, close to the tray frame, of the connecting block, and a second limiting bead is arranged at the end part of the second stay wire.

10. A reclining chair, which is characterized by comprising a chair seat, a chair back, a supporting structure and a reclining chair chassis according to any one of claims 1-9, wherein the tray is arranged on the lower side surface of the chair seat, the chair back fixing frame is connected with the chair back, and the supporting structure is arranged below the tray frame.