CN216393558U

CN216393558U - Fast-assembling type seat handrail

Info

Publication number: CN216393558U
Application number: CN202122726691.1U
Authority: CN
Inventors: 彭汉强
Original assignee: Anji Han Qiang Furniture Co ltd
Current assignee: Anji Han Qiang Furniture Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-04-29
Anticipated expiration: 2031-11-08

Abstract

The utility model provides a quick-mounting seat armrest which comprises an armrest handle, wherein the armrest handle is provided with an assembly rear end used for connecting a seat body, a special-shaped groove is concavely arranged on the inner side of the assembly rear end, the inner side surface of the special-shaped groove is an embedding opening, the bottom surface of the special-shaped groove is an inserting opening, the embedding opening is communicated with the inserting opening through an adjacent junction, a clamping rib is convexly arranged in the special-shaped groove, a reducing inner cavity is formed in the special-shaped groove through the clamping rib, the reducing inner cavity at least comprises a section of necking bayonet, the necking bayonet and the embedding opening face towards the same direction, a fixing element which is matched in a matched mode is inserted into the special-shaped groove through the inserting opening, and a countersunk hole used for fixedly connecting the seat body is formed in the fixing element. The necking bayonet is formed in the special-shaped structure, so that the rapid insertion or removal can be completed, and the firm clamping and fixing of the handle can be realized. The structure is simple and reliable, and is easy to popularize; the multifunctional chair has the advantages that various functions of the chair are realized, the using mode is expanded, the armrests are convenient to replace, and the utilization rate and the service life of the chair are improved.

Description

Fast-assembling type seat handrail

Technical Field

The utility model belongs to the technical field of chair components, and relates to an armrest connecting structure, in particular to a quick-assembly chair armrest.

Background

The chair is a seat with a backrest and armrests. The armrests are supporting parts used for supporting the arms and the hands of a human body, and the comfort level of the sitting posture of the human body is improved through the armrests.

The existing armrests and the seat body form an integrated structure, or are fixedly installed through screws and the like, namely the armrests cannot be easily detached from the seat body, and convenient installation cannot be realized.

This is not possible or difficult to achieve when changing handrails or removing the need for the handrail function. Resulting in lack of flexibility in the use of the seat; the assembly of the handrail is time-consuming and labor-consuming; the handrail can not be replaced, and in case the damaged performance that influences whole chair shortens life.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art and provides a quick-assembly type seat armrest with a plug-in structure through special-shaped matching.

The purpose of the utility model can be realized by the following technical scheme: the utility model provides a fast-assembling type seat handrail, includes the handrail, the handrail has the assembly rear end that is used for connecting the seat body, the inboard of assembly rear end is concave establishes special-shaped groove, the medial surface in special-shaped groove is uncovered for the clamping, the bottom surface in special-shaped groove is uncovered for pegging graft, the clamping uncovered with peg graft uncovered by adjacent juncture intercommunication, protruding screens rib of establishing in the special-shaped groove, through the screens rib makes the inside reducing inner chamber that forms of special-shaped groove, the reducing inner chamber includes one section necking down bayonet socket at least, the necking down bayonet socket with the uncovered orientation in clamping is unanimous, special-shaped groove by peg graft uncovered inserting is the adornment piece that adorns that coincide and matches, set up the counter bore that is used for linking firmly the seat body on the adornment piece.

In foretell fast-assembling type seat armrest, the dysmorphism groove is I-shaped groove, the screens rib is two relative sand grip parts in the middle of the I-shaped groove, the solid mounting piece is the I-shaped block.

In foretell fast-assembling type seat armrest, the dysmorphism groove is U type groove, the screens rib is a sand grip part in the middle of the U type groove, the solid mounting piece is the U type block.

In foretell fast-assembling type seat armrest, the dysmorphism groove is the dovetail groove, the lower bottom in dovetail groove does the tank bottom in dysmorphism groove, the upper base does the clamping position in dysmorphism groove is uncovered, the screens rib is the throat part of the uncovered department of clamping position, the solid mounting piece is the trapezoidal block.

In the above quick-assembly type seat armrest, an inner side portion of the attachment member protrudes outward from the seating opening of the shaped groove.

In the above fast-assembly type seat armrest, the armrest handle further has a support front end for fixedly connecting an armrest pad, a support platform is arranged on the upper surface of the support front end, and the armrest pad is fixedly mounted on the support platform.

In the above fast-assembly type seat armrest, a groove is formed in the bottom of the supporting platform, a mounting hole is formed in the supporting platform, and the supporting platform penetrates through the mounting hole from bottom to top through a screw to be fixedly connected with the armrest pad.

In the above quick-assembly type seat armrest, the armrest handle gradually changes from the rear end to the front end of the support in an arc transition and reduces in size.

Compared with the prior art, this fast-assembling type seat handrail has following advantage:

through the matching of the special-shaped structure, a necking bayonet is formed in the special-shaped structure, so that the rapid insertion or removal can be completed, and the firm clamping and the fixed connection of the handle can be realized. The structure is simple and reliable, and is easy to popularize; the multifunctional chair has the advantages that various functions of the chair are realized, the using mode is expanded, the armrests are convenient to replace, and the utilization rate and the service life of the chair are improved.

Drawings

Fig. 1 is an assembly structural view of the quick-fit type armrest.

FIG. 2 is a block diagram of the armrest handle of the quick-install armrest.

Fig. 3 is a structural view of the attachment in the quick-fit type armrest.

In the figure, 1, an armrest handle; 1a, an I-shaped groove; 1b, clamping ribs; 2. fixing the parts; 2a, a countersunk hole.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1 to 3, this fast-assembling type armrest for seat, including handrail handle 1, handrail handle 1 has the assembly rear end that is used for connecting the seat body, the inboard of assembly rear end is sunken to establish special-shaped groove, the medial surface in special-shaped groove is uncovered for the clamping position, the bottom surface in special-shaped groove is uncovered for pegging graft, the clamping position is uncovered and is communicate by adjacent juncture with the grafting is uncovered, clamping rib 1b is protruding to establish in the special-shaped groove, make the inside reducing inner chamber that forms in special-shaped groove through clamping rib 1b, the reducing inner chamber includes one section necking down bayonet socket at least, the necking bayonet socket is unanimous with the uncovered orientation in clamping position, special-shaped groove is the solid dress 2 that matches of coincide by the uncovered insertion, set up the counter bore 2a that is used for linking firmly the seat body on the solid dress 2.

The number of the counter bores 2a on the fixing element 2 is at least two, so that a firm assembly is formed by two fixing points, and the phenomenon that the fixing element 2 is rotationally offset and dislocated by one fixing point is avoided.

The special-shaped groove is an I-shaped groove 1a, the clamping ribs 1b are two convex strip parts opposite to each other in the middle of the I-shaped groove 1a, and the fixing piece 2 is an I-shaped block body.

The inner side part of the fixing part 2 is protruded outwards from the embedding opening of the special-shaped groove.

The armrest handle 1 is also provided with a support front end for fixedly connecting an armrest pad, a support platform is arranged on the upper surface of the support front end, and the armrest pad is fixedly arranged on the support platform.

The supporting platform bottom has the recess, offers the mounting hole on the supporting platform, links firmly with handrail pad through the mounting hole by supreme running through down through the screw.

The size of the armrest handle 1 is gradually reduced from the rear end of the assembly to the front end of the support through arc transition.

The installation and use mode of the fast-assembly type seat armrest comprises the steps that a screw penetrates through a counter bore 2a of a fixing piece 2 to be fixedly connected with a seat body, and after the fixing piece 2 is firmly assembled, an inserting opening of a handrail handle 1 is sleeved on the fixing piece 2 from top to bottom until the fixing piece and the fixing piece are completely matched. At the moment, two opposite raised line parts in the middle of the I-shaped groove 1a are inserted into two opposite groove parts of the I-shaped block body, so that the handrail 1 forms fixed clamping in the horizontal direction, and the handrail is fixedly installed.

When the disassembly is needed, the armrest handle 1 is pulled out upwards, so that the armrest handle is quickly separated from the fixing part 2, and the disassembly work is completed.

through the matching of the special-shaped structure, a necking bayonet is formed in the special-shaped structure, so that the rapid insertion or removal can be completed, and the firm clamping and the fixed connection of the handle 1 can be realized. The structure is simple and reliable, and is easy to popularize; the multifunctional chair has the advantages that various functions of the chair are realized, the using mode is expanded, the armrests are convenient to replace, and the utilization rate and the service life of the chair are improved.

Example two

This embodiment is substantially the same as the first embodiment, except that:

the special-shaped groove is a U-shaped groove, the clamping rib 1b is a raised line part in the middle of the U-shaped groove, and the fixing piece 2 is a U-shaped block body. A raised line part in the middle of the U-shaped groove is inserted into the groove part of the U-shaped block body, so that the armrest handle 1 forms fixed clamping in the horizontal direction.

EXAMPLE III

This embodiment is substantially the same as the first embodiment, except that:

the special-shaped groove is a trapezoid groove, the lower bottom of the trapezoid groove is the groove bottom of the special-shaped groove, the upper bottom of the special-shaped groove is an embedding opening of the special-shaped groove, the clamping ribs 1b are necking parts of the embedding opening, and the fixing piece 2 is a trapezoid block. The clamping is formed by utilizing the characteristics of large inner cavity and small opening of the trapezoid structure, so that the handrail handle 1 forms fixed clamping in the horizontal direction.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although the armrest handle 1 is used more herein; an I-shaped groove 1 a; a clamping rib 1 b; a fixing part 2; counter bore 2a, 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 additional limitations that may be imposed by the spirit of the present invention.

Claims

1. The utility model provides a fast-assembling type seat handrail, includes the handrail, the handrail has the assembly rear end that is used for connecting the seat body, a serial communication port, the inboard concave dysmorphism groove of establishing of assembly rear end, the medial surface in dysmorphism groove is uncovered for the clamping, the bottom surface in dysmorphism groove is uncovered for pegging graft, the clamping uncovered with peg graft uncovered by adjacent juncture intercommunication, protruding clamping rib that establishes in the dysmorphism groove, through the clamping rib makes the inside reducing inner chamber that forms of dysmorphism inslot, the reducing inner chamber includes one section necking down bayonet socket at least, the necking down bayonet socket with the uncovered orientation in clamping is unanimous, the dysmorphism groove by peg graft uncovered inserting is identical fastener of matching, set up the counter bore that is used for linking firmly the seat body on the fastener.

2. The quick-install armrest as claimed in claim 1, wherein the shaped groove is an i-shaped groove, the locking rib is two protruding strips opposite to each other in the middle of the i-shaped groove, and the fixing member is an i-shaped block.

3. The quick-fit armrest as claimed in claim 1, wherein the shaped groove is a U-shaped groove, the locking rib is a protruding portion in the middle of the U-shaped groove, and the fixing member is a U-shaped block.

4. The quick-assembling type armrest for seats according to claim 1, wherein said shaped slot is a trapezoidal slot, the bottom of said trapezoidal slot is the bottom of said shaped slot, the top of said shaped slot is the open end of said shaped slot, said locking rib is the reduced portion of said open end, and said fixing member is a trapezoidal block.

5. The quick-install armrest according to claim 1, wherein the inner side of the attachment member protrudes outward from the seating opening of the profile groove.

6. The quick-assembly type seat armrest according to claim 1, wherein the armrest handle further comprises a support front end for fixedly connecting an armrest pad, a support platform is arranged on the upper surface of the support front end, and the armrest pad is fixedly arranged on the support platform.

7. The quick-assembling type chair armrest as claimed in claim 6, wherein a groove is formed at the bottom of the supporting platform, and a mounting hole is formed in the supporting platform and fixedly connected with the armrest pad through a screw from bottom to top.

8. The quick-install armrest of claim 6 wherein the armrest handle tapers in an arc from the rear assembly end to the front support end.