CN218474344U

CN218474344U - Armrest adjusting mechanism and deck chair

Info

Publication number: CN218474344U
Application number: CN202220535470.8U
Authority: CN
Inventors: 杨宝庆; 严学良; 卢小明; 俞临兵
Original assignee: Zhejiang Hengfeng Top Leisure Co Ltd
Current assignee: Zhejiang Hengfeng Top Leisure Co Ltd
Priority date: 2022-03-10
Filing date: 2022-03-10
Publication date: 2023-02-14
Anticipated expiration: 2032-03-10

Abstract

The utility model provides a handrail adjustment mechanism, its angle that is used for adjusting the deck chair back, deck chair leg top is equipped with spacing axle, handrail adjustment mechanism include handrail body, gear piece, press splenium and elasticity portion that resets. The utility model provides a handrail adjustment structure distinguishes the handrail adjustment mechanism of current folding deck chair in the market completely, does not need the hand to press the handrail and up lifts, just can make the handrail slide around pressing the splenium after pressing with the finger press, and then realizes the regulation of gear, this handrail adjustment mechanism convenient to use.

Description

Armrest adjusting mechanism and deck chair

Technical Field

The utility model relates to a deck chair, concretely relates to can adjust handrail adjustment mechanism of deck chair back angle and have its deck chair through the handrail.

Background

The folding deck chair comprises a deck chair, foot tubes and armrests, wherein the angle of the deck chair can be adjusted through the armrests, and the existing armrest adjusting mechanism needs the hands of a user to press the armrests and then lift the armrests upwards, so that the armrest gear blocks can be adjusted after being separated from the limiting pins.

SUMMERY OF THE UTILITY MODEL

The utility model provides a handrail adjustment mechanism, its angle that is used for adjusting deck chair back, deck chair leg top is equipped with spacing axle, handrail adjustment mechanism include:

the handrail body extends along the front-back direction, and a slide rail suitable for being in sliding connection with the limiting shaft is formed on the handrail body;

the gear block is rotatably arranged on the handrail body, at least two clamping grooves are formed in the gear block along the front-back extending direction, and the clamping grooves are suitable for being clamped in the limiting shaft when the limiting shaft slides to different positions along the sliding rail so as to keep the current position of the limiting shaft;

the pressing part is used for driving the gear block to rotate towards the handrail body so as to release the clamping between the limiting shaft and the clamping groove;

and the reset elastic part is used for normally driving any clamping groove of the gear block to be clamped with the limiting shaft.

Preferably, the armrest body defines an installation space, one end of the gear block is pivotally mounted on the armrest body, and the pressing part drives the gear block to lift upwards in the installation space.

Preferably, the pressing part extends forwards from the free end of the gear block, and the return elastic part is installed between the armrest body and the pressing part or the gear block.

Preferably, the free side of the armrest body has a sliding cavity which makes sliding friction with the pressing part.

Preferably, the pressing portion penetrates through the armrest body from front to back, the front end of the pressing portion is provided with a first guide inclined surface facing obliquely downward, the gear block is provided with a second guide inclined surface facing obliquely upward, the first guide inclined surface and the second guide inclined surface form friction fit, and the pressing portion horizontally moves in the installation space to drive the gear block to move upward.

Preferably, the elastic return portion includes a first elastic member and at least one second elastic member, the first elastic member is connected with the pressing portion and the armrest body, and the second elastic member is connected with the shift block and the armrest body.

Preferably, the handrail body is provided with a handrail cover plate and side plates formed on two sides of the handrail cover plate, and the two side plates are symmetrically provided with sliding chutes which form the sliding rails;

the gear block is arranged on the inner side of the handrail body and comprises a top plate and gear plates which are formed on two sides of the top plate and extend downwards, the head end of the top plate is connected with the head end of the handrail cover plate in a pivoting mode, a plurality of clamping grooves are formed in the gear plates in the front-back extending direction at intervals, and the clamping grooves in the two gear plates and the sliding grooves in the two side plates are respectively arranged correspondingly.

Preferably, a plurality of inclined clamping teeth are arranged at intervals from front to back at positions of the gear block corresponding to the slide rail.

Preferably, the return elastic portion includes at least one spring.

The utility model provides a deck chair, this deck chair include that seat frame, pivot ground install the back on the seat frame, two foot pipes that upwards extend and aforementioned handrail adjustment mechanism, the top of foot pipe has spacing axle.

The utility model provides a handrail adjustment structure distinguishes the handrail adjustment mechanism of current folding deck chair in the market completely, does not need the hand to press the handrail and up lifts, just can make the handrail slide around pressing the splenium after pressing with the finger press, and then realizes the regulation of gear, this handrail adjustment mechanism convenient to use.

Drawings

Fig. 1 is a schematic structural view of a reclining chair provided by the present invention;

fig. 2-3 are a schematic structural view and a sectional structural view of the armrest adjustment mechanism provided in embodiment 1;

FIG. 4 is a schematic structural diagram of the reclining chair provided in the embodiment after the armrest adjustment mechanism is shifted;

fig. 5 is a sectional view of the armrest adjustment mechanism provided in embodiment 1 in a shift state;

fig. 6 and 7 are a schematic structural view and a sectional structural view of an armrest adjustment mechanism provided in embodiment 2;

fig. 8 is a sectional view of the armrest adjustment mechanism provided in embodiment 2 in a gearshift state.

Detailed Description

The technical solution of the present invention or utility model will be further specifically described below by means of specific embodiments and with reference to the drawings of the specification;

in the description of the present invention, it should be understood that the terms "front", "back", "left", "right", "radial", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise specified and limited, the terms "mounted" and "connected" should be interpreted broadly, and may be, for example, mechanically or electrically connected, or interconnected between two elements, directly or indirectly through an intermediate medium, and the specific meanings of the terms may be understood by those skilled in the art according to specific situations.

The prior art designs provide a reclining chair 1, which includes a seat frame 15, a backrest 11 pivotally mounted on the seat frame 15, two leg tubes 12 extending upward, and an armrest adjustment mechanism 10, wherein the top ends of the leg tubes have leg tube joints 121, the leg tube joints are provided with limiting shafts 13, and the limiting shafts 13 are connected with the leg tube joints in a limiting manner to limit the movement of the armrest adjustment mechanism. When the angle of the backrest 11 needs to be adjusted, after a user releases the limiting fit between the limiting shaft and the armrest adjusting mechanism through operation, the armrest adjusting mechanism slides freely to adjust the angle of the backrest, the existing armrest adjusting mechanism needs the hand of the user to lift the armrest adjusting mechanism integrally upwards to enable the limiting teeth and the limiting shaft to release the limiting fit, and the operation in the process is complex.

Example 1

In view of the above technical problems, the present invention provides an armrest adjustment mechanism 10, referring to fig. 1-4, which includes an armrest body 100, a gear block 101, a pressing portion 102, and a return elastic portion 103,

the armrest body 100 extends in the front-rear direction, and the armrest body 100 is formed with a slide rail 1001 adapted to be slidably connected with the limit shaft 13; the gear block 101 is rotatably arranged on the armrest body 100, at least two clamping grooves 1011 are formed in the gear block 101 along the front-back extending direction, and the clamping grooves 1011 are suitable for being clamped in the limiting shaft 13 when the limiting shaft 13 slides to different positions along the slide rail 101 so as to keep the current position of the limiting shaft 13; the pressing portion 102 is used for driving the gear block 101 to rotate towards the armrest body 100 so as to release the engagement between the limit shaft 13 and the clamping groove 1011; the reset elastic part 103 is used for constantly driving any clamping groove of the gear block 101 to be clamped with the limiting shaft; therefore, referring to fig. 5, the user can easily remove the limit fit between the limit clamping groove and the limit shaft only by pressing the pressing part with his hand, and after the handrail body slides to a proper position, the elastic reset part provides reset power to the gear block, which automatically restores the limit fit of the limit shaft, so that the handrail adjusting mechanism is smooth and light in operation, and solves the technical problem that the existing handrail adjusting mechanism needs to be lifted upwards to adjust.

In some preferred embodiments, referring to fig. 2 and 3, the armrest body 100 defines an installation space 1002, one end of the shift block 101 is pivotally mounted on the armrest body 100, the pressing portion 102 drives the shift block 101 to lift upward in the installation space 1002, the shift block 101 is pivotally mounted on the armrest body 100, the installation space 1002 defined by the armrest body 100 provides a space for the shift block to pivot, so that the pressing portion controls the shift block to pivot, and the lock between the armrest body and the limiting shaft can be unlocked, the armrest body can slide within the range of the sliding rail, and finally, the angle shift of the recliner backrest can be realized (see fig. 4).

According to the aforesaid inventive concept, a plurality of pressing portions can be designed by those skilled in the art, in some embodiments of the present invention, the pressing portion 102 extends forward from the free end of the gear block 101, and the elastic return portion 103 is installed between the handrail body 100 and the pressing portion 102 or the gear block 101, so that an upward force is applied to the pressing portion to directly drive the gear block to lift upward, and at this time, the sliding rail of the handrail body slides freely relative to the limiting shaft. In this embodiment, the free side of the armrest body 100 has a sliding cavity 1003 that generates sliding friction with the pressing portion 102, and the pressing portion is pulled to slide towards the sliding cavity of the armrest body to unlock the gear block slot and the limiting shaft.

In this embodiment, the armrest body 100 has an armrest cover 1005 and

side plates

1006,1007 formed on two sides of the armrest cover, the two

side plates

1006,1007 are symmetrically provided with sliding grooves 1001 forming the sliding rails, and the limiting shaft is slidably connected in the sliding grooves 1001;

the gear block 101 is disposed inside the armrest body, and includes a top plate 1012 and

gear plates

1013 and 1014 formed on two sides of the top plate 1012 and extending downward, a head end of the top plate 1012 is pivotally connected to a head end of the armrest cover plate 1005, the

gear plates

1013 and 1014 are provided with a plurality of slots 1011 at intervals along the front-rear extending direction, the slots 1011 on the two

gear plates

1013 and 1014 and the slots 1001 of the two side plates are respectively disposed correspondingly, so that the limiting shafts can be clamped in the slots at corresponding positions after the armrest body slides to a proper position through the sliding fit of the slots and the limiting shafts.

Specifically, a plurality of inclined clamping teeth 1011 are arranged at intervals from front to back at the positions, corresponding to the slide rails, of the gear block, and the positioning effect of the inclined clamping teeth is better.

In some embodiments, the return elastic part includes at least one spring, and in some embodiments, one end of the spring is connected to the inner side of the armrest body, and the other end of the spring is connected to the pressing part. In some specific examples, the spring is a tension spring or a compression spring.

For example, the pressing part is a button, and according to the armrest adjustment mechanism provided in the present embodiment, the present embodiment provides an armrest position adjustment method: referring to fig. 5, when the button 13 is pressed by a finger to lift up, the spring is compressed, the inclined latch on the gear block is disengaged from the limit pin 13, and the handrail body 1 can freely slide to an ideal gear within the range of the sliding groove; the finger is loosened, the compression spring provides reset power, the button and the gear block automatically reset, and the limit pin 13 is clamped in the limit latch of the gear block to limit the sliding of the handrail body.

Example 2

This embodiment is basically the same as embodiment 1, and the only difference is the manner of setting the pressing portion and the elastic pressing portion. The structure specifically comprises the following structures: referring to fig. 6 to 7, the pressing portion 102 penetrates through the armrest body 100 from front to back, a first guiding inclined surface 1021 facing obliquely downward is disposed at a front end of the pressing portion 102, the gear block 101 has a second guiding inclined surface 1015 facing obliquely upward, the first guiding inclined surface 1021 and the second guiding inclined surface 1015 form a friction fit, and horizontal movement of the pressing portion 102 in the installation space 1002 drives the gear block 101 to move upward, that is, the embodiment is implemented by pressing the button forward and backward.

In the present embodiment, the elastic return portion 103 includes a first elastic member 1031 and at least one second elastic member 1032, the first elastic member 1031 is connected to the pressing portion 102 and the armrest body 100, and the second elastic member 1032 is connected to the shift block 101 and the armrest body 100; in this embodiment, two second elastic members are disposed between the gear block 102 and the armrest body 100. Specifically, the first elastic member and the second elastic member are both springs, the second elastic member extends and retracts in the axial direction, and the first elastic member extends and retracts in the front-rear direction.

According to the pressing part structure provided by the embodiment, the operator presses backwards to adjust the gear of the handrail main body through the inclined surface contact friction of the guide inclined surface.

For example, the pressing portion is a button, the limiting shaft is a limiting pin, please refer to fig. 8, a finger presses the button to make the button slide toward the inside of the handrail body along the front-back direction, the first guiding inclined surface 1021 drives the second guiding inclined surface 1015 to slide upwards, the shift block 101 moves upwards, the

compression springs

1031 and 1032 compress, the limiting latch on the shift block 102 is disengaged from the limiting pin, and the handrail body 1 can freely slide to an ideal shift within the range of the sliding groove; when the fingers are loosened, the compression spring 1031 moves the button outwards, the compression spring 1032 can press the gear block downwards, the button and the gear block automatically reset, and the limiting pin 13 is clamped in the limiting latch of the gear block to limit the sliding of the handrail body.

Example 3

The utility model provides a deck chair, this deck chair include that seat frame, pivot ground install the back on the seat frame, two foot pipes and two embodiment 1 or embodiment 2 that upwards extend handrail adjustment mechanism, the top of foot pipe has spacing axle.

The utility model provides a handrail adjusting structure does not need the hand to press the handrail and up lifts, just presses to make the handrail slide around after pressing the splenium with the finger.

The utility model provides a handrail adjustment mechanism convenient to use, the innovation degree is high, the handrail adjustment mechanism of current folding deck chair on the complete difference market.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "a specific example," or "some examples," etc., 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 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. The utility model provides an armrest adjustment mechanism, its angle that is used for adjusting the deck chair back, the foot pipe top of deck chair is equipped with spacing axle, its characterized in that, armrest adjustment mechanism include:

the gear block is rotatably arranged on the handrail body, at least two clamping grooves are formed in the gear block along the front-back extension direction, and the clamping grooves are suitable for being clamped in the limiting shaft when the limiting shaft slides to different positions along the sliding rail so as to keep the current position of the limiting shaft;

2. The armrest adjustment mechanism of claim 1 wherein the armrest body defines an installation space,

one end of the gear block is pivoted on the armrest body, and the pressing part drives the gear block to lift upwards in the installation space.

3. The armrest adjustment mechanism of claim 2 wherein the pressing portion extends forwardly from a free end of the shift block, and the return spring portion is mounted between the armrest body and the pressing portion or the shift block.

4. The armrest adjustment mechanism of claim 3 wherein the free side of the armrest body has a sliding cavity that slidingly rubs against the press portion.

5. The armrest adjustment mechanism according to claim 4, wherein the pressing portion is provided to penetrate through the armrest body from front to rear, a front end of the pressing portion has a first guide slope provided obliquely downward, the shift block has a second guide slope provided obliquely upward, the first guide slope and the second guide slope form a friction fit, and the pressing portion moves horizontally in the installation space to drive the shift block to move upward.

6. The armrest adjustment mechanism of claim 5 wherein the return spring comprises a first spring coupled to the pressing portion and the armrest body and at least a second spring coupled to the stop block and the armrest body.

7. The armrest adjusting mechanism according to claim 6, wherein the armrest body has an armrest cover plate and side plates formed on two sides of the armrest cover plate, and the two side plates are symmetrically provided with sliding grooves for forming the sliding rails;

the gear block is arranged on the inner side of the handrail body and comprises a top plate and gear plates which are formed on two sides of the top plate and extend downwards, the head end of the top plate is connected with the head end of the handrail cover plate in a pivoting mode, a plurality of clamping grooves are formed in the gear plates in the front-back extending direction at intervals, and the clamping grooves in the two gear plates and the sliding grooves in the two side plates are arranged correspondingly respectively.

8. The armrest adjustment mechanism of claim 7 wherein the stop block is provided with a plurality of angled teeth spaced from front to back corresponding to the position of the slide rail.

9. The armrest adjustment mechanism of claim 8 wherein the return spring comprises at least one spring.

10. A reclining chair, comprising a seat frame, a backrest pivotally mounted on the seat frame, two leg tubes extending upward, and two armrest adjustment mechanisms as claimed in any one of claims 1 to 9, wherein the top ends of the leg tubes have a limit shaft.