CN210018590U

CN210018590U - Fixed hollow handrail

Info

Publication number: CN210018590U
Application number: CN201920877731.2U
Authority: CN
Inventors: 沈国梁
Original assignee: Zhejiang Dadong Chair Industry Co Ltd
Current assignee: Zhejiang Dadong Chair Industry Co Ltd
Priority date: 2019-06-12
Filing date: 2019-06-12
Publication date: 2020-02-07
Anticipated expiration: 2029-06-12

Abstract

The utility model discloses a fixed hollow handrail, including hollow support column and upper cover, the upper cover joint is fixed in hollow support column's upper end, hollow support column's upper end both sides are all seted up flutedly, the inside of upper cover is provided with elastic tooth, in elastic tooth joint is fixed in the recess, hollow support column's lower extreme is provided with the fixed block, the fixed bonding in upper end of fixed block has the rubber pad, and has seted up the through-hole on the fixed block, the upper end of upper cover is pasted through the magic and is bonded and be fixed with the PP pad. The utility model discloses an all set up flutedly in the upper end both sides of hollow support column, be provided with the elasticity tooth in the inside of upper cover to and be fixed in the recess with the elasticity tooth joint, thereby make the upper cover joint be fixed in the upper end of hollow support column, simple structure, reduction in production cost improves the finished product qualification rate, when the upper cover damages moreover, only needs to pull down the upper cover and changes, practices thrift the environmental protection.

Description

Fixed hollow handrail

Technical Field

The utility model relates to a seat armrest technical field specifically is a fixed hollow handrail.

Background

The seat is an indispensable tool in life, study and work of people, people can sit on the seat for a long time to do various matters, so the comfort of the seat is very important, the seat armrest is used as a component of the seat and plays an important role in providing the comfort, the main function of the armrest is to enable the arms of a user to be supported when the user sits on the seat, the effect of the dropping gravity of the arms on the shoulders is reduced, the shoulder ache caused by long-term sitting on the seat is avoided, and the human body is in a stable state.

In the conventional seat armrest, a hollow support pillar and an upper cover are mostly arranged as an integrated structure, although this design can reduce the time for assembling the support seat and the cover, the manufacturing process of the integrated formation of the support seat and the cover is quite troublesome, the integrated formation makes the manufacturing of the support seat and the cover complicated, which leads to a straight-line increase of the manufacturing cost and also quite troublesome die opening, and when the upper cover of the seat armrest is damaged, the entire support seat armrest needs to be replaced, which not only increases the cost burden, but also causes a bad demonstration of increasing garbage and damaging the environment, so we propose a fixed hollow armrest.

Disclosure of Invention

An object of the utility model is to provide a fixed hollow handrail, this handrail is through all seting up flutedly in hollow support column's upper end both sides, be provided with elastic tooth in the inside of upper cover, and be fixed in the recess with elastic tooth joint, thereby make the upper cover joint be fixed in hollow support column's upper end, moreover, the steam generator is simple in structure, when the upper cover damages, only need pull down the upper cover and change, practice thrift the environmental protection, it fills up to be fixed with PP through magic subsides bonding in the upper end of upper cover, and will collude fixed surface of being glued in the upper end surface of upper cover, with the hair side fixed surface of being glued in the lower extreme of PP pad, not only the comfort level of this handrail has been improved, also be convenient for dismantle PP pad and clear up or change, with the problem that proposes in solving above.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a fixed hollow handrail, includes hollow support column and upper cover, the upper cover joint is fixed in hollow support column's upper end, hollow support column's upper end both sides are all seted up flutedly, the inside of upper cover is provided with elastic tooth, elastic tooth joint is fixed in the recess, hollow support column's lower extreme is provided with the fixed block, the fixed bonding in upper end of fixed block has the rubber pad, and has seted up the through-hole on the fixed block, the upper end of upper cover is pasted the bonding through the magic and is fixed with the PP pad, hollow support column's inside is provided with first strengthening rib, the both sides of first strengthening rib evenly are provided with the auxiliary stay bar, the inside of upper cover is equidistant second strengthening rib that is provided.

Preferably, the magic tape comprises a hook surface and a rough surface, the hook surface is fixedly adhered to the upper end surface of the upper cover, and the rough surface is fixedly adhered to the lower end of the PP pad.

Preferably, first strengthening rib and auxiliary stay and hollow support column set up structure as an organic whole, second strengthening rib and upper cover set up structure as an organic whole.

Preferably, the rubber pad is an elastic rubber pad with a rough surface.

Preferably, the rubber blocks are fixedly bonded in the upper cover, the rubber blocks are strip-shaped rubber blocks, and the rubber blocks are symmetrically provided with two groups.

Preferably, the lower end of the hollow support column is provided with a vibration reduction groove for reducing impact force, and the vibration reduction groove is an annular vibration reduction groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up flutedly in the upper end both sides of hollow support column, be provided with the elastic tooth in the inside of upper cover to and fix the elastic tooth joint in the recess, thereby make the upper cover joint fixed in the upper end of hollow support column, simple structure, reduction in production cost improves the finished product qualification rate, and when the upper cover damaged, only need to pull down the upper cover and change, practice thrift the environmental protection;

2. the utility model discloses a paste the bonding through the magic and be fixed with the PP pad in the upper end of upper cover to will collude the fixed upper end surface that bonds in the upper cover, with the hair side fixed lower extreme that bonds in the PP pad, not only improved the comfort level of this handrail, also be convenient for dismantle the PP pad and clear up or change.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view of the inner structure of the upper cover of the present invention;

FIG. 3 is a cross-sectional view of the internal structure of the hollow support column of the present invention;

fig. 4 is a schematic structural view of the fixing block of the present invention;

figure 5 is the utility model discloses a magic tape structure schematic diagram.

In the figure: 1. a hollow support column; 2. a groove; 3. an upper cover; 4. an elastic tooth; 5. a fixed block; 6. a rubber pad; 7. a through hole; 8. magic tape; 9. a PP pad; 10. a first reinforcing rib; 11. auxiliary supporting bars; 12. a second reinforcing rib; 13. hooking the surface; 14. rough surface; 15. a rubber block; 16. and a vibration reduction groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: this fixed hollow handrail, including hollow support column 1 and

upper cover

3, 3 joints of upper cover are fixed in hollow support column 1's upper end, hollow support column 1's upper end both sides are all seted up flutedly 2, the inside of upper cover 3 is provided with

elastic tooth

4, 4 joints of elastic tooth are fixed in recess 2, hollow support column 1's lower extreme is provided with fixed block 5, the fixed bonding in upper end of fixed block 5 has rubber pad 6, and seted up through-hole 7 on the

fixed block

5, 8 bonding fixed PP pad 9 are pasted through the magic in the upper end of upper cover 3, hollow support column 1's inside is provided with first strengthening rib 10, the both sides of first strengthening rib 10 evenly are provided with auxiliary support bar 11, the inside of upper cover 3 is equidistant second strengthening rib 12 that is provided with.

Specifically, the magic tape 8 comprises a hook surface 13 and a hair surface 14, wherein the hook surface 13 is fixedly adhered to the upper end surface of the upper cover 3, and the hair surface 14 is fixedly adhered to the lower end of the PP pad 9. The PP pad 9 is convenient to disassemble and clean or replace.

Specifically, the first reinforcing rib 10 and the auxiliary supporting bar 11 are integrated with the hollow supporting column 1, and the second reinforcing rib 12 and the upper cover 3 are integrated. The supporting force of the handrail is convenient to improve.

Specifically, the rubber pad 6 is provided as an elastic rubber pad having a rough surface. The friction force can be conveniently increased, and the phenomenon that the fixing screw is loosened due to shaking of the handrail in use can be avoided.

Specifically, the fixed bonding of inside of upper cover 3 has block rubber 15, and block rubber 15 sets up to the bar block rubber, and block rubber 15 symmetry is provided with two sets ofly. Avoid when using the upper end of center support column 1 and the inner wall collision of upper cover 3 or friction, cause upper cover 3 to damage.

Specifically, the lower end of the hollow support column 1 is provided with a vibration reduction groove 16 for reducing the impact force, and the vibration reduction groove 16 is an annular vibration reduction groove. The toughness of the hollow support column 1 is improved to a certain extent.

The working principle is as follows: the utility model discloses an all set up flutedly 2 in hollow support column 1's upper end both sides, be provided with elastic tooth 4 in upper cover 3's inside, and be fixed in recess 2 with elastic tooth 4 joint, thereby make 3 joints of upper cover be fixed in hollow support column 1's upper end, moreover, the steam generator is simple in structure, when upper cover 3 damages, only need pull down upper cover 3 and change, practice thrift the environmental protection, it is fixed with PP pad 9 to paste 8 bonding through the magic in upper end of upper cover 3, and will collude 13 fixed bondings in the upper end surface of upper cover 3, with the fixed bondings of matte 14 in the lower extreme of PP pad 9, not only the comfort level of this handrail has been improved, also be convenient for dismantle PP pad 9 and clear up or change.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fixed hollow handrail, includes hollow support column (1) and upper cover (3), its characterized in that: the upper cover (3) is clamped and fixed at the upper end of the hollow support column (1), both sides of the upper end of the hollow support column (1) are provided with grooves (2), an elastic tooth (4) is arranged in the upper cover (3), the elastic tooth (4) is clamped and fixed in the groove (2), a fixed block (5) is arranged at the lower end of the hollow support column (1), a rubber pad (6) is fixedly bonded at the upper end of the fixed block (5), a through hole (7) is arranged on the fixed block (5), a PP pad (9) is fixed at the upper end of the upper cover (3) through a magic tape (8) in an adhesion way, a first reinforcing rib (10) is arranged inside the hollow supporting column (1), auxiliary supporting strips (11) are uniformly arranged on two sides of the first reinforcing rib (10), and second reinforcing ribs (12) are arranged in the upper cover (3) at equal intervals.

2. A fixed hollow handrail as claimed in claim 1, wherein: the magic tape (8) comprises a hook surface (13) and a rough surface (14), wherein the hook surface (13) is fixedly adhered to the upper end surface of the upper cover (3), and the rough surface (14) is fixedly adhered to the lower end of the PP pad (9).

3. A fixed hollow handrail as claimed in claim 1, wherein: the first reinforcing rib (10) and the auxiliary supporting bar (11) are arranged into an integral structure with the hollow supporting column (1), and the second reinforcing rib (12) and the upper cover (3) are arranged into an integral structure.

4. A fixed hollow handrail as claimed in claim 1, wherein: the rubber pad (6) is an elastic rubber pad with a rough surface.

5. A fixed hollow handrail as claimed in claim 1, wherein: the rubber block (15) is fixedly bonded in the upper cover (3), the rubber block (15) is arranged to be a strip-shaped rubber block, and the rubber blocks (15) are symmetrically provided with two groups.

6. A fixed hollow handrail as claimed in claim 1, wherein: the lower end of the hollow support column (1) is provided with a vibration reduction groove (16) used for reducing impact force, and the vibration reduction groove (16) is an annular vibration reduction groove.