CN217488088U

CN217488088U - Ready-package seat headrest and seat

Info

Publication number: CN217488088U
Application number: CN202221130936.2U
Authority: CN
Inventors: 彭汉强
Original assignee: Zhejiang Yueqiang Furniture Technology Co Ltd
Current assignee: Zhejiang Yueqiang Furniture Technology Co Ltd
Priority date: 2022-05-11
Filing date: 2022-05-11
Publication date: 2022-09-27
Anticipated expiration: 2032-05-11

Abstract

The utility model provides a ready-package seat headrest and seat, including looks articulated headrest frame and lifter, set up the lift slide on the lifter, be the quick-mounting piece of slip joint in the lift slide, set up gear locking mechanism between quick-mounting piece and the lift slide, quick-mounting piece has uncovered assembly chamber outwards, assembly intracavity embedding mount pad, the protruding card strip of establishing in top of mount pad, the roof indent draw-in groove in assembly chamber, form spacing joint in the card strip embedding draw-in groove, the bottom surface of mount pad is the inclined plane, set up lock hole one on the inclined plane, the diapire in assembly chamber is the slope cell wall, open lock hole two on the slope cell wall, the slope cell wall pastes mutually with the inclined plane and makes lock hole one communicate and run through the fastening by the screw with lock hole two. The utility model has the advantages that: the integral headrest part can be installed by turning and buckling and fixing through a single screw, and is convenient to detach and replace, so that the disassembly and assembly workload is reduced, the operation is simple and easy, and the working efficiency is effectively improved.

Description

Ready-package seat headrest and seat

Technical Field

The utility model belongs to the technical field of furniture, a chair structure, especially a ready-package seat headrest and seat are related to.

Background

The chair is a seat with a backrest and armrests. The existing seat is provided with a headrest structure for improving the comfort of a human body, so that the head of the human body is placed on the headrest in a sitting posture state, comfortable rest support is provided, and the head and the neck of the human body are protected.

The existing headrest is usually fixedly connected above the chair back, and the headrest part cannot be maintained and replaced, so that the whole chair is scrapped when the headrest is damaged. In addition, some chairs which are inserted with the headrest are provided at present, so that the replacement of the headrest part is realized, but the inserting structure is complex and fixed, and the height of the headrest cannot be adjusted. Moreover, the existing headrest is required to be installed or removed through the installation or removal of the sliding sheet, the operation process is complicated, and the rapid installation and removal of the headrest cannot be realized.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems in the prior art, and provides a quick-assembly seat headrest and a seat which can realize the quick assembly of a whole headrest part on a seat back through overturning lock and locking assembly.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a ready-package seat headrest, includes looks articulated headrest frame and lifter, set up the lift slide on the lifter, be the quick-mounting piece of slip joint in the lift slide, quick-mounting piece with set up gear locking mechanism between the lift slide, quick-mounting piece has uncovered assembly chamber outwards, assembly intracavity embedding mount pad, the protruding card strip of establishing in top of mount pad, the roof indent draw-in groove in assembly chamber, the card strip embedding form spacing joint in the draw-in groove, the bottom surface of mount pad is the inclined plane, set up locking hole one on the inclined plane, the diapire in assembly chamber is the slope cell wall, open locking hole two on the slope cell wall, the slope cell wall with the inclined plane pastes the messenger locking hole one with locking hole two communicates and runs through the fastening by the screw.

In foretell ready-package seat headrest, the card strip is right trapezoid's strip-shaped body for the cross-section, link firmly down the trapezoidal of card strip the mount pad, and the trapezoidal right angle limit of card strip links up through the arc angle transition with last end, the arc angle with the arc corner of draw-in groove pastes mutually and forms the rotation connection.

In the above ready-to-mount seat headrest, the inclined groove wall of the assembly cavity is inclined downward from inside to outside, the inclined surface of the mounting seat is inclined downward from back to front, and the inclination angle of the inclined groove wall is consistent with that of the inclined surface.

In foretell ready-package seat headrest, gear locking mechanism includes the gear piece, the gear piece pass through the screw with fast-assembling piece is adorned admittedly, set up elasticity screens subassembly in the gear piece, elasticity screens subassembly includes the glass pearl by the spring roof pressure, a plurality of spherical grooves are established to continuous concave on the inner wall of lift slide, the glass pearl embedding is arbitrary form the elastic positioning joint in the spherical groove.

In foretell ready-package seat headrest, the both sides wall of lift slide is the symmetry and sets up the slot, the dorsal part of quick-package spare links firmly the slider, the dorsal part of slider is the protruding joint portion that establishes of symmetry, the slider embedding the lift slide makes joint portion corresponds the card embedding form the slip joint in the slot.

In foretell ready-package seat headrest, protruding a plurality of ribs of establishing on the outer wall of joint portion, a plurality of the rib with slot parallel arrangement.

In foretell ready-package seat headrest, the dorsal part of ready-package spare is the symmetry protrudingly establishes the gib block, the outside of lift slide is the symmetry and concavely establishes the guide way, the gib block one-to-one embedding form sliding connection in the guide way.

In the quick-mounting seat headrest, at least one assembly hole is formed in the mounting seat, and an assembly screw penetrates into the assembly hole to form a fixed mounting with the seat back.

In the quick-mounting seat headrest, the top end of the lifting rod is bent forwards to extend out of the first hinge shaft sleeve, the bottom of the headrest frame is convexly provided with the second hinge shaft sleeve, and the first hinge shaft sleeve is communicated with the second hinge shaft sleeve to enable a bolt to penetrate through the first hinge shaft sleeve to form a fixed part.

When the angle of the headrest frame needs to be adjusted, the bolt is loosened, the headrest frame is swung to the required angle, then the bolt is tightened, and the fastening assembly is completed again.

A seat comprising a ready-to-mount seat headrest according to any preceding claim.

Compared with the prior art, this ready-package seat headrest and seat's beneficial effect:

1. the whole headrest part can be installed by turning over and fastening with a single screw, and the headrest part is convenient to disassemble and replace, so that the disassembly and assembly workload is reduced, the operation is simple and easy, and the working efficiency is effectively improved.

2. The free height adjustment of the headrest is realized through the relative sliding of the sliding block and the lifting slide way; the glass beads are elastically clamped with the spherical groove, so that the height of the headrest is fixed.

3. The headrest is simple in structure, stable in effect, convenient and fast to adjust, simple and convenient to assemble and disassemble, easy to market popularize and good in practicability and economic prospect.

Drawings

Fig. 1 is an overall external structural view of the present quick-fit seat headrest.

Fig. 2 is an overall sectional configuration view of the present quick-fit seat headrest.

Fig. 3 is a first perspective view of a quick-fit assembly in the present quick-fit seat headrest.

Fig. 4 is a second perspective view of the quick-fit component of the present quick-fit seat headrest.

Fig. 5 is a perspective view of the mounting seat in the headrest of the present quick-install seat.

In the figure, 1, a headrest frame; 2. a lifting rod; 2a, a lifting slideway; 2b, spherical grooves; 2c, a guide groove; 3. quickly assembling; 3a, a clamping groove; 3b, a guide strip; 4. a gear block; 5. glass beads; 6. a slider; 6a, ribs; 7. a mounting seat; 7a, a clamping strip; 7a1, arc angle.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1 to 5, the fast-assembly seat headrest comprises a headrest frame 1 and a lifting rod 2 which are hinged to each other, wherein a lifting slideway 2a is arranged on the lifting rod 2, a fast-assembly piece 3 is slidably clamped in the lifting slideway 2a, a gear locking mechanism is arranged between the fast-assembly piece 3 and the lifting slideway 2a, the fast-assembly piece 3 is provided with an assembly cavity with an opening facing outwards, an installation seat 7 is embedded in the assembly cavity, a clamping strip 7a is convexly arranged at the top of the installation seat 7, a concave clamping groove 3a is formed in the top wall of the assembly cavity, the clamping strip 7a is embedded in the clamping groove 3a to form limiting clamping, the bottom surface of the installation seat 7 is an inclined surface, a first locking hole is formed in the inclined surface, the bottom wall of the assembly cavity is an inclined groove wall, a second locking hole is formed in the inclined groove wall, and the inclined groove wall is attached to the inclined surface to enable the first locking hole to be communicated with the second locking hole and to be penetrated and fastened by a screw.

The clamping strip 7a is a strip-shaped body with a right trapezoid cross section, the lower trapezoid bottom of the clamping strip 7a is fixedly connected with the mounting base 7, the right trapezoid corner edge and the upper bottom of the clamping strip 7a are in transition connection through an arc angle 7a1, and the arc angle 7a1 is attached to the arc corner of the clamping groove 3a to form rotary connection. Set up right trapezoid's card strip 7a to make right angle limit and draw-in groove 3a form the joint, it is spacing to form the joint, can form the space of stepping down when dismantling again, thereby the lock of facility or upset break away from the operation.

The inclined groove wall of the assembly cavity is arranged to be inclined downwards from inside to outside, the inclined surface of the mounting seat 7 is arranged to be inclined downwards from back to front, and the inclined angle of the inclined groove wall is consistent with that of the inclined surface. The adjacent buckling inclined planes are widened from narrow to wide, so that the buckling or detaching operation is convenient.

The gear locking mechanism comprises a gear block 4, the gear block 4 is fixedly installed with the quick installation piece 3 through a screw, an elastic clamping component is arranged in the gear block 4, the elastic clamping component comprises a glass bead 5 which is jacked by a spring, a plurality of spherical grooves 2b are continuously formed in the inner wall of the lifting slide way 2a in a concave mode, and the glass bead 5 is embedded into any one of the spherical grooves 2b to form elastic positioning clamping. The headrest frame 1 is held by a hand to move up and down, so that the sliding block 6 slides relatively in the lifting slide way 2a, after the optimal height is adjusted, the glass beads 5 are clamped and embedded in the spherical grooves 2b at the corresponding positions, and the elastic clamping and fixing are realized by the glass beads 5 which are propped against by the springs.

The both sides wall of lift slide 2a is the symmetry and sets up the slot, and the dorsal part of fast-assembling piece 3 links firmly slider 6, and the dorsal part of slider 6 is the protruding joint portion of establishing of symmetry, and slider 6 embedding lift slide 2a makes the corresponding card of joint portion inlay the ditch inslot and forms the slip joint.

A plurality of ribs 6a are convexly arranged on the outer wall of the clamping part, and the plurality of ribs 6a are arranged in parallel with the groove. The contact of the ribs 6a with the inner wall of the groove is utilized, so that the contact area is reduced, and the friction is reduced, thereby being beneficial to the smoothness of up-and-down sliding.

The dorsal part of fast-assembling spare 3 is the symmetry and convexly establishes gib block 3b, and the outside of lift slide 2a is the symmetry and concavely establishes guide way 2c, and the gib block 3b one-to-one imbeds and forms sliding connection in the guide way 2 c. When the slide block 6 slides up and down, the guide strip 3b is synchronously driven to slide up and down along the guide groove 2c, so that the guide effect is achieved, and the sliding stability is improved.

Two assembling holes are arranged in the mounting seat 7, the two assembling holes are arranged in bilateral symmetry, and assembling screws penetrate into the assembling holes to form fixed mounting with the chair back. The assembling seat is usually fixedly connected with the chair back without disassembly, and only the quick assembling part 3 is assembled with the assembling seat to complete the quick assembling and disassembling operation of the headrest part.

The top end of the lifting rod 2 bends forwards to extend out of the first hinge shaft sleeve, the bottom of the headrest frame 1 is convexly provided with the second hinge shaft sleeve, and the first hinge shaft sleeve is communicated with the second hinge shaft sleeve to enable a bolt to penetrate through the first hinge shaft sleeve and form a fixed device. When the angle of the headrest frame 1 needs to be adjusted, the bolt is loosened, the headrest frame 1 swings to the required angle, then the bolt is tightened, and the fastening assembly is completed again.

This ready-package seat headrest's assembling process does:

the mounting seat 7 is fixedly mounted on the chair back in advance, the clamping strip 7a on the mounting seat 7 is kept upward, the top of the quick-assembly part 3 is inclined forwards, the clamping groove 3a is buckled on the clamping strip 7a, the quick-assembly part 3 is rotated downwards around the arc angle 7a1 of the clamping strip 7a, the inclined groove wall of the assembly cavity is attached to the inclined surface of the mounting seat 7, the first locking hole is communicated with the second locking hole, and a screw penetrates through the first locking hole and is locked.

The slide block 6 slides in from the bottom opening of the lifting slide way 2a until the glass bead 5 and the spherical groove 2b at any position form elastic positioning.

This ready-package seat headrest's dismantlement process does:

and (3) screwing off the bottom screw, firstly rotating the quick-assembly part 3 forwards and upwards around the arc angle 7a1 of the clamping strip 7a to enable the inclined groove wall at the bottom of the quick-assembly part 3 to be separated from the inclined surface of the mounting seat 7, and then detaching the quick-assembly part 3 from the clamping strip 7 a.

Compared with the prior art, this ready-package seat headrest's beneficial effect:

2. The free height adjustment of the headrest is realized through the relative sliding of the sliding block 6 and the lifting slideway 2 a; the glass beads 5 are elastically clamped with the spherical grooves 2b, so that the height of the headrest is fixed.

Example two

Based on the first embodiment, the difference of the present embodiment is:

a seat comprises the quick-assembly seat headrest.

Compared with the prior art, this seat's beneficial effect:

1. the integral headrest part can be installed by turning and buckling and fixing through a single screw, and is convenient to detach and replace, so that the disassembly and assembly workload is reduced, the operation is simple and easy, and the working efficiency is effectively improved.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the headrest frame 1 is used more herein; a lifting rod 2; a lifting slide 2 a; a spherical groove 2 b; a guide groove 2 c; assembling the parts quickly 3; a card slot 3 a; a guide bar 3 b; a gear block 4; 5, glass beads; a slide block 6; ribs 6 a; a mounting seat 7; a clip strip 7 a; the rounded angle 7a1, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any one of the additional limitations of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides a ready-package seat headrest, includes looks articulated headrest frame and lifter, its characterized in that, set up the lift slide on the lifter, be the quick-mounting piece of slip joint in the lift slide, the quick-mounting piece with set up gear locking mechanism between the lift slide, the quick-mounting piece has uncovered assembly chamber outwards, assembly intracavity embedding mount pad, the protruding card strip of establishing in top of mount pad, the roof indent draw-in groove in assembly chamber, the embedding of card strip form spacing joint in the draw-in groove, the bottom surface of mount pad is the inclined plane, set up on the inclined plane and lock a hole one, the diapire in assembly chamber is the slope cell wall, open lock a hole two on the slope cell wall, the slope cell wall with the inclined plane pastes the messenger lock a hole one with lock a hole two intercommunication and run through the fastening by the screw.

2. The quick-mounting seat headrest according to claim 1, wherein the clip strip is a strip-shaped body with a right trapezoid cross section, the lower trapezoid bottom of the clip strip is fixedly connected with the mounting seat, the right trapezoid side of the clip strip is transitionally connected with the upper bottom through an arc angle, and the arc angle is attached to the arc corner of the slot to form a rotational connection.

3. The headrest for ready-to-mount seats according to claim 1, wherein the inclined groove wall of the fitting chamber is inclined downward from the inside to the outside, the inclined surface of the mounting seat is inclined downward from the rear to the front, and the inclined angle of the inclined groove wall is identical to the inclined angle of the inclined surface.

4. The quick-assembly seat headrest according to claim 1, wherein the gear locking mechanism includes a gear block fixedly mounted to the quick-assembly member by screws, an elastic locking assembly is disposed in the gear block, the elastic locking assembly includes a ball pressed by a spring, a plurality of spherical grooves are continuously recessed in an inner wall of the lifting slide, and the ball is inserted into any one of the spherical grooves to form an elastic positioning clamp.

5. The headrest of claim 1, wherein the two side walls of the lifting slide way are symmetrically provided with grooves, the back side of the quick-mounting member is fixedly connected with a slide block, the back side of the slide block is symmetrically and convexly provided with clamping portions, and the slide block is embedded into the lifting slide way to enable the clamping portions to be correspondingly clamped into the grooves to form sliding clamping.

6. The quick-fit seat headrest according to claim 5, wherein a plurality of ribs are protruded from an outer wall of the clip portion, and the plurality of ribs are arranged in parallel with the grooves.

7. The quick-fit seat headrest according to claim 5, wherein the back side of the quick-fit part is symmetrically provided with convex guide bars, the outer side of the lifting slide way is symmetrically provided with concave guide grooves, and the guide bars are correspondingly embedded into the guide grooves one by one to form sliding connection.

8. The quick-fit seat headrest according to claim 1, wherein at least one assembly hole is formed in the mounting seat, and an assembly screw is inserted into the assembly hole to form a fixed attachment with the seat back.

9. The ready-to-mount seat headrest according to claim 1, wherein the top end of the lifting rod is bent forwards to extend out of the first hinge shaft sleeve, the bottom of the headrest frame is convexly provided with the second hinge shaft sleeve, and the first hinge shaft sleeve is communicated with the second hinge shaft sleeve to enable a bolt to penetrate through the first hinge shaft sleeve to form a fixed device.

10. A seat comprising a ready-to-mount seat headrest according to any one of claims 1 to 9.