CN212260938U

CN212260938U - Novel chair armrest

Info

Publication number: CN212260938U
Application number: CN202020720063.5U
Authority: CN
Inventors: 江珍锋
Original assignee: Zhongshan Senjing Furniture Technology Co ltd
Current assignee: Zhongshan Senjing Furniture Technology Co ltd
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2021-01-01
Anticipated expiration: 2030-05-06

Abstract

The utility model discloses a novel chair armrest, which comprises an upper cover, a base with a slide way, a chair fixing piece and an adjusting strip plate, wherein the chair fixing piece comprises a supporting body and a fixing plate which are connected in an integrated manner, the fixing plate is positioned at the lower end of the supporting body, the supporting body is provided with an inserting channel which extends downwards from the upper end surface, the inserting channel is internally provided with a limiting clamping groove which is arranged along the length direction of the supporting body, and the side wall of the supporting body is provided with a limiting slide way; the utility model has the advantages that: make the armrest reset more convenient and fast after the height-adjusting in the use, its inner structure is simple, manufacturing cost is lower, and mounting process is more simple and convenient to the armrest can be fixed after adjusting armrest length, improves stability, and the result of use is better.

Description

Novel chair armrest

Technical Field

The utility model belongs to the armrest field, concretely relates to novel adjustable armrest.

Background

After the height of the existing seat armrest is adjusted, the seat armrest needs to be restored to the original position through a manual brake button, a lot of troubles and inconvenience are brought in use, the production cost is greatly improved, and the structure is complex, so that the installation process is complicated and inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can adjustable armrest.

In order to achieve the purpose, the technical scheme adopted by the utility model is that the novel seat armrest comprises an upper cover, a base with a slide way, a seat fixing piece and an adjusting strip plate, wherein the seat fixing piece comprises a supporting body and a fixing plate which are integrally connected, the fixing plate is positioned at the lower end of the supporting body, the novel seat armrest is structurally characterized in that an inserting channel extending downwards from the upper end surface is arranged on the supporting body, a limiting clamping groove arranged along the length direction of the supporting body is arranged in the inserting channel, a limiting slide way is arranged on the side wall of the supporting body, the limiting slide way extends along the length direction of the supporting body, a guiding inclined plane extending away from the limiting clamping groove is arranged at the upper end of the limiting slide way, a limiting fixing plate positioned in the inserting channel is arranged on the adjusting strip plate, a limiting part and a strip-shaped sliding opening which are arranged from top to bottom are, spacing portion be connected with spacing cardboard, the side to spacing draw-in groove above the spacing cardboard is equipped with the direction opening that is "V" shape setting, be equipped with on the spacing cardboard with spacing portion complex waist shape butt joint portion, lie in the compression spring between waist shape butt joint portion and the bar spout on the spacing cardboard, compression spring transversely extends and terminal and is connected with spacing cardboard, be equipped with reference column and guide post that are located direction opening below on the both sides face of spacing cardboard, wherein the reference column is located the bar spout, the guide post be located spacing slide.

Furthermore, the adjusting strip plate is provided with a bayonet and chucks positioned above and below the bayonet, and the chucks penetrate through the upper part and the lower part of the limiting fixing plate.

Further, the base is located the top of adjusting the slat, is equipped with the bar mouth that extends along the length direction of base in the slide of base, and it has the lower extreme and adjusts the fixed connecting block of slat to pass in the bar mouth, and the upper surface of connecting block is equipped with the screw hole.

Furthermore, curved surface openings which are arranged at equal intervals along the length direction of the base are arranged on the side wall of the slide way.

Further, be equipped with the slider in the base, the bottom surface that is equipped with cooperation groove and cooperation groove on the slider is equipped with the cooperation bayonet socket, and the both sides of slider are equipped with the arc arch.

Furthermore, the side wall of the matching groove is provided with a curved surface sunken part, and a clamping part which applies clamping force to the base after fixing is installed in the matching groove in a matching mode.

Furthermore, the clamping part comprises a clamping block and positioning blocks, the clamping block is placed in the matching groove, the positioning blocks are arranged at two ends of the clamping block, the clamping block is provided with insertion grooves at two ends and a positioning protrusion which is arranged in the middle and extends downwards, and a center through hole which penetrates through the positioning protrusion is formed in the clamping block.

Furthermore, the locating piece includes compression reset spring and the extrusion head that is located the slot, and the terminal surface of extrusion head is the curved surface.

The utility model has the advantages that: make the armrest reset more convenient and fast after the height-adjusting in the use, its inner structure is simple, manufacturing cost is lower, and mounting process is more simple and convenient to the armrest can be fixed after adjusting armrest length, improves stability, and the result of use is better.

Drawings

Fig. 1 is a schematic view of a three-dimensional explosion structure of the present invention;

fig. 2 is a schematic perspective sectional view of the present invention;

FIG. 3 is a schematic view of the structure of the strip-shaped adjusting slat of the present invention;

FIG. 4 is a schematic view of the clamping portion of the present invention;

FIG. 5 is a schematic view of the slider structure of the present invention;

FIG. 6 is a schematic view of the base structure of the present invention;

FIG. 7 is a schematic view of the connection structure of the limiting fixing plate and the limiting clamping plate of the present invention;

fig. 8 is a schematic structural view of a side wall of the support body of the present invention;

FIG. 9 is a schematic view of the seat mount structure of the present invention;

wherein, 1-an upper cover, 2-a slideway, 3-a base, 4-an adjusting slat, 5-a support body, 6-a fixing plate, 7-a mounting hole, 8-an insertion channel, 9-a limiting clamping groove, 10-a limiting slideway, 11-a limiting fixing plate, 12-a semicircular concave part, 13-a limiting part, 14-a strip-shaped sliding opening, 15-a positioning notch, 16-a limiting clamping plate, 17-a guiding notch, 18-a waist-shaped butt joint part, 19-a compression spring, 20-a fixing column, 21-a protruding column, 22-a positioning column, 23-a guiding column, 24-a bayonet, 25-a clamping head, 26-a strip-shaped opening, 27-a connecting block, 28-a threaded hole, 29-a curved surface notch, 30-a sliding block and 31-a matching groove, 32-matching bayonet, 33-arc-shaped protrusion, 34-curved surface recess, 35-clamping part, 36-clamping block, 37-positioning block, 38-slot, 39-positioning protrusion, 40-central through hole, 41-compression return spring, 42-extrusion head, 43-guide inclined plane and 44-seat fixing piece.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-9, a novel chair armrest comprises an upper cover 1, a base 3 with a slide 2, a chair fixing member 44 and an adjusting strip plate 4, wherein the upper cover 1 is fastened to the base 3, and a decorative cover is sleeved on the upper cover after the fastening is completed, the chair fixing member 44 comprises a supporting body 5 and a fixing plate 6 which are integrally connected, the fixing plate 6 is positioned at the lower end of the supporting body 5, a mounting hole 7 for connecting a chair is formed in the fixing plate 6, an insertion channel 8 extending downwards from the upper end surface is formed in the supporting body 5, a limiting clamping groove 9 arranged along the length direction of the supporting body 5 is formed in the insertion channel, a limiting slide 10 is arranged on the side wall of the supporting body 5, the limiting slide 10 extends along the length direction of the supporting body, a guiding inclined surface 43 extending away from the limiting clamping groove is formed at the upper end of the limiting slide 10, a limiting fixing plate 11 positioned in, the limiting fixing plate 11 is provided with a semicircular concave part 12, the concave part of the limiting fixing plate 11 is provided with a limiting part 13 and a strip-shaped sliding opening 14 which are arranged from top to bottom, the limiting part 13 is a cylinder, the upper end of the strip-shaped sliding opening 14 is connected with a positioning opening 15 which extends towards the limiting clamping groove 9, the limiting part 13 is connected with a limiting clamping plate 16, the side surface of the limiting clamping plate 16 facing the limiting clamping groove 9 is provided with a V-shaped guiding opening 17, the limiting clamping plate 16 is provided with a waist-shaped butt joint part 18 which is matched with the limiting part 13, the waist-shaped butt joint part 18 is a waist-shaped hole, the limiting part 13 passes through the waist-shaped hole, the limiting clamping plate 16 is provided with a compression spring 19 which is arranged between the waist-shaped butt joint part 18 and the strip-shaped sliding opening 14, the compression spring extends transversely 19, two ends of the compression spring are inserted with a fixing column 20 and a protruding column 21 which are respectively connected with the limiting clamping plate 16 and the, wherein the positioning column 22 is positioned in the strip-shaped sliding opening 14, the guide column 23 is positioned in the limiting slide way 10, after the adjusting strip plate 4 is pulled upwards due to the pushing force continuously applied to the limiting clamp plate 16 by the compression spring 19, the corner end of the limiting clamp plate 16 can be pushed into the limiting clamping groove 9, so that the adjusting strip plate 4 cannot move downwards, when the original position is recovered, the adjusting strip plate 4 is pulled to the highest position, the guide column 23 is extruded by the guide inclined plane at the upper end of the limiting slide way 10 to enable the guide column 23 to be pushed into the strip-shaped sliding opening 14 from the positioning notch 15, after the guide column 23 enters the strip-shaped sliding opening 14, the compression spring 19 cannot continuously push the limiting clamp plate 16 to enter the limiting clamping groove 9, so that the adjusting strip plate 16 can move downwards to drive the guide column 23 to move downwards, when the guide column 23 moves to the lower end of the limiting slide way 10, along with the continuous downward movement of the adjusting strip plate 4, the lower, entering the positioning opening 15, when the adjusting strip plate 4 is pulled upwards again, the limiting clamping plate 16 can be matched with the limiting clamping groove 9 again, so that the height of the adjustable chair armrest is achieved, the resetting is simple and convenient, the adjusting strip plate 4 is provided with a clamping opening 24 and clamping heads 25 positioned above and below the clamping opening 24, the clamping heads 25 penetrate through the upper part and the lower part of the limiting fixing plate 11, the limiting fixing plate 11 is fixed on the adjusting strip plate, the base 3 is positioned above the adjusting strip plate 4, a strip-shaped opening 26 extending along the length direction of the base 3 is arranged in the slide way 2 of the base 3, a connecting block 27 with the lower end fixed with the adjusting strip plate 4 penetrates through the strip-shaped opening 26, the upper surface of the connecting block 27 is provided with a threaded hole 28, the side wall of the slide way 2 is provided with curved surface openings 29 arranged at equal intervals along the length direction of the base 3, a sliding block 30 is arranged in the base 3, the clamping device is clamped with the base 3 through the matching bayonet 32, arc-shaped protrusions 33 are arranged on two sides of the sliding block 30 and used for matching with a curved surface opening 29 of the sliding way 2 to achieve the effect of improving stability, a curved surface concave part 34 is arranged on the side wall of the matching groove 31, a clamping part 35 which applies clamping force to the base 3 after being fixed is installed in the matching groove 31 in a matching mode, the clamping part 35 comprises a clamping block 36 placed in the matching groove 31 and positioning blocks 37 at two ends, the clamping block 36 is provided with inserting grooves 38 at two ends and positioning protrusions 39 which are located in the middle and extend downwards, the clamping block is fixed in the matching groove 31 of the sliding block 30 through the positioning protrusions 39, a central through hole 40 through which the positioning protrusions 39 penetrate is arranged on the clamping block 36, the positioning block 37 comprises a compression return spring 41 and an extrusion head 42 which are located in the inserting grooves 38, the end face of the extrusion head 42 is a curved surface, the tail end is screwed into the threaded hole 28 on the connecting block 27, so that the clamping part 35 applies clamping force to the base 3, and the base 3 is pushed at the moment, so that the arc-shaped protrusions 33 on the two sides of the sliding block 30 can move in the curved surface notch 29 on the side wall of the slideway 2, and the stable adjustment of the position of the base 3 can be formed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a novel chair armrest, this handrail include upper cover, take base, seat mounting and the regulation slat of slide, the seat mounting include the supporter and the fixed plate that integrated into one piece connects, the fixed plate is located the lower extreme of supporter, its characterized in that: the support body is provided with an insertion channel extending downwards from the upper end face, the insertion channel is internally provided with limiting clamping grooves arranged along the length direction of the support body, the side wall of the support body is provided with a limiting slide way, the limiting slide way extends along the length direction of the support body, the upper end of the limiting slide way is provided with a guiding inclined plane extending away from the limiting clamping grooves, the adjusting ribbon board is provided with a limiting fixed plate positioned in the insertion channel, the limiting fixed plate is provided with a limiting part and a strip-shaped sliding opening which are arranged from top to bottom, the upper end of the strip-shaped sliding opening is connected with a positioning opening extending towards the limiting clamping grooves, the limiting part is connected with a limiting clamping plate, the side face of the limiting clamping groove on the limiting clamping plate, which faces the limiting clamping grooves, is provided with a V-shaped guiding opening, the limiting clamping plate is provided with a waist-shaped, the compression spring transversely extends, the tail end of the compression spring is connected with the limiting clamping plate, a positioning column and a guide post which are located below the guide opening are arranged on two side faces of the limiting clamping plate, the positioning column is located in the strip-shaped sliding chute, and the guide post is located in the limiting sliding chute.

2. The novel chair armrest as claimed in claim 1, wherein: the adjusting strip plate is provided with a bayonet and chucks positioned above and below the bayonet, and the chucks penetrate through the upper part and the lower part of the limiting fixing plate.

3. The novel chair armrest as claimed in claim 1, wherein: the base be located the top of adjusting the slat, be equipped with the bar mouth that extends along the length direction of base in the slide of base, it has the lower extreme and adjusts the fixed connecting block of slat to pass in the bar mouth, and the upper surface of connecting block is equipped with the screw hole.

4. A novel chair armrest as claimed in claim 3, wherein: the side wall of the slideway is provided with curved surface openings which are arranged at equal intervals along the length direction of the base.

5. A novel chair armrest as claimed in claim 3 or 4, wherein: the base in be equipped with the slider, the bottom surface that is equipped with cooperation groove and cooperation groove on the slider is equipped with the cooperation bayonet socket, the both sides of slider are equipped with the arc arch.

6. The novel chair armrest as claimed in claim 5, wherein: the side wall of the matching groove is provided with a curved surface depressed part, and a clamping part which applies clamping force to the base after fixing is installed in the matching groove in a matching mode.

7. The novel chair armrest as claimed in claim 6, wherein: the clamping part comprises a clamping block and positioning blocks, the clamping block is placed in the matching groove, the positioning blocks are arranged at two ends of the clamping block, the clamping block is provided with inserting grooves at two ends and a positioning bulge which is arranged in the middle and extends downwards, and a center through hole which penetrates through the positioning bulge is formed in the clamping block.

8. The novel chair armrest as claimed in claim 7, wherein: the positioning block comprises a compression return spring and an extrusion head which are positioned in the slot, and the end surface of the extrusion head is a curved surface.