CN201987044U

CN201987044U - Back plate with reinforcing structure

Info

Publication number: CN201987044U
Application number: CN2011200313845U
Authority: CN
Inventors: 林国雄
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-01-30
Filing date: 2011-01-30
Publication date: 2011-09-28
Anticipated expiration: 2021-01-30

Abstract

The utility model relates to a back plate with a reinforcing structure; the back plate adopts the integrated formed structural design; the back plate with the reinforcing structure comprises a plug-in part, a pair of reinforcing ribs and a chair back part, wherein the plug-in part is provided with a sliding chute; the plug-in part is extended outwards at both sides of the sliding chute to be provided with an inverted L-shaped sliding rail respectively; the sliding rails are in opposite relationship; and the back plate with the reinforcing structure can bear the pushing-against force generated during user lying with the help of the sliding rails and the reinforcing structure.

Description

The backboard of tool reinforced structure

Technical field

The utility model mainly discloses a kind of backboard of tool reinforced structure, refers to a kind of integrally formed seat backboard especially.

Background technology

Please refer to the Chinese patent patent No. several CN200620062543.7 number " structure improved office chair ", it mainly comprises the chair back, seat support, chair pin, back of the body bend pipe, be fixed with air pressure valve on the chair pin, back of the body bend pipe is " L " type, its longitudinal component directly is fixed on the chair back, the lateral part directly is fixed on the seat support bottom surface, on the lateral part of back of the body bend pipe, corresponding seat support medium position place also offers fixing hole, the top of air pressure valve is embedded in this fixing hole.Offer aperture on the outer wall of described air pressure valve, this aperture place is inserted with the handle that can shake, and the motion bar of handle front end and air pressure valve inside is inconsistent.Adopt said structure, increased whole steadiness.

Between the backboard and cushion of existing office chair, all need to utilize a L shaped iron plate that both are interconnected, but often in assembling, have the puzzlement on the assembly clearance to exist often, and on cost consideration also than higher.

Moreover another traditional office chair is to be embedded in ejection formation in the plastic body by L shaped iron plate edge, but production cost is very high, and speed of production is slow.

In order to solve the above problems, the utility model people is devoted to design a kind of backboard that can overcome the tool reinforced structure of prior art problem points.

The utility model content

The backboard of the utility model tool reinforced structure, the one-body molded ejaculation of its whole employing has whole light and handy advantage.

The backboard of the utility model tool reinforced structure need not to use any iron plate and connects, and also buries ejaculation without any need for the iron plate edge, saves whole production cost.

The backboard of the utility model tool reinforced structure, the whole plastics ejection formation that adopts, speed of production is fast, and Stability Analysis of Structures.

The backboard of the utility model tool reinforced structure by the structural strengthening between this reinforcing block and reinforced ribs design, makes the backboard of the utility model tool reinforced structure be enough to bear the pushing force that the user lies when facing upward to be produced.

The backboard of tool reinforced structure of the present utility model, include a Plug Division, a reinforced ribs and a chair back portion, and this Plug Division and this reinforced ribs and this chair back portion are formed in one, comprise: this Plug Division one end can be inserted in cushion, and this Plug Division extends internally in contrast to an end of cushion and forms this reinforced ribs, and this Plug Division is provided with a chute, and this Plug Division has a bottom surface in contrast to this chute, this Plug Division stretches out in the both sides of this chute and respectively forms one and be down L shaped slide rail, and this slide rail is in a confronting relationship; This reinforced ribs includes the portion of contracting in and an expanding part, the portion of contracting is formed at the end of Plug Division in contrast to cushion in being somebody's turn to do, and should in the portion of contracting extend upward respectively by the both sides of this Plug Division, and contract backward, and this expanding part is formed at the top of the portion of contracting in this, and this expanding part reaches the below that expansion outwardly is formed at this chair back portion forward; This chair back portion is formed on this reinforced ribs.

The backboard of the utility model tool reinforced structure has following useful technique effect:

1. the backboard of the utility model tool reinforced structure, it is whole to adopt one-body molded ejaculation, has whole light and handy advantage.

2. the backboard of the utility model tool reinforced structure need not to use any iron plate and connects, and also buries ejaculation without any need for the iron plate edge, saves whole production cost.

3. the backboard of the utility model tool reinforced structure wholely adopts the plastics ejection formation, and speed of production is fast, Stability Analysis of Structures.

4. the backboard of the utility model tool reinforced structure by the design of the structural strengthening between this reinforcing block and the reinforced ribs, makes the backboard of the utility model tool reinforced structure be enough to bear the pushing force that the user lies when facing upward to be produced.

Other purpose, advantage and novel characteristics of the present utility model will be more obvious from the following detailed description and related drawings.

Description of drawings

Fig. 1: be the stereo appearance figure of the backboard of the utility model tool reinforced structure.

Fig. 2: be another visual angle of stereo appearance figure of the backboard of the utility model tool reinforced structure.

Fig. 3: the profile of being got along the 3-3 line of Fig. 1 for the backboard of the utility model tool reinforced structure.

Fig. 4: the profile of being got along the 4-4 line of Fig. 1 for the backboard of the utility model tool reinforced structure.

Fig. 5: the profile of being got along the 5-5 line of Fig. 1 for the backboard of the utility model tool reinforced structure.

Fig. 6: the profile of being got along the 6-6 line of Fig. 1 for the backboard of the utility model tool reinforced structure.

Fig. 7: be the backboard user mode figure of the utility model tool reinforced structure.

[primary clustering symbol description]

11 chutes, 12 bottom surfaces, 10 Plug Divisions, 13 slide rails

131 first plug surfaces, 132 second plug surfaces 133 the 3rd plug surface

The portion of contracting in 14 reinforcing blocks, 15 screws, 20 reinforced ribs 21

The 22 expanding part 31 hole clipping L1 of 30 chair back portions, first distance

The L2 second distance W1 first thickness W2 second thickness 60 cushions.

The specific embodiment

The technology that relevant the utility model adopted, means and effect thereof, lift now that a preferred embodiment and conjunction with figs. describe in detail as after, this only for the usefulness of explanation, is not subjected to the restriction of this kind structure in patent application.

Referring to figs. 1 through Fig. 2, stereo appearance figure and profile for the backboard of the utility model tool reinforced structure, the backboard of the utility model tool reinforced structure is one-body molded, and the backboard of this tool reinforced structure includes a Plug Division 10, a pair of reinforced ribs 20 and a chair back portion 30; Wherein:

These Plug Division 10 1 ends can be inserted in cushion 60 (please refer to Fig. 7), this Plug Division 10 extends internally in contrast to an end of cushion 60 and forms this reinforced ribs 20, this Plug Division 10 is provided with a chute 11, and this Plug Division 10 has a bottom surface 12 in contrast to this chute 11, this Plug Division 10 stretches out in the both sides of this chute 11 and respectively is provided with one and is down L shaped slide rail 13, and this slide rail 13 is a relativeness, this slide rail 13 includes one first plug surface 131, one second plug surface 132 and one the 3rd plug surface 133, and this Plug Division 10 is in this first plug surface 131, this second plug surface 132 is provided with a reinforcing block 14 with 133 extensions of the 3rd plug surface, this Plug Division 10 is equipped with several screws 15 in this chute 11, and this screw 15 runs through this chute 11 and this bottom surface 12, be provided with three screws 15 in present embodiment, this screw 15 can wear screw lock for nut.

This reinforced ribs 20 is an arc surface, this reinforced ribs 20 includes contract in one portion 21 and an expanding part 22, should in the portion 21 of contracting be formed at the end of Plug Division 10 in contrast to cushion 60, and should in the portion 21 of contracting extend upward respectively by the both sides of this Plug Division 10, and contract backward, and this expanding part 22 is formed at the top of the portion of contracting in this 21, and this expanding part 22 reaches outwardly expansion forward and be formed at the below of this chair back portion 30, and then this reinforced ribs 20 is formed between this Plug Division 10 and chair back portion 30.

This chair back portion 30 is a hollow skeleton shape, and this chair back portion 30 has been peripherally installed with several hole clippings 31, and this hole clipping 31 can be established screen cloth for the backboard group of this tool reinforced structure.

With reference to Fig. 3 to Fig. 6, Fig. 3 is the profile that 3-3 got along Fig. 1, Fig. 4 is the profile that 4-4 got along Fig. 1, Fig. 5 is the profile that 5-5 got along Fig. 1, Fig. 6 is the profile that 6-6 got along Fig. 1, this Plug Division 10 has one first thickness W1 between this chute 11 and this first plug surface 131, and this chute 11 is to having one second thickness W2 between this reinforcing block 14, and this first thickness W1 is less than this second thickness W2, this bottom surface 12 has one first distance L 1 between this slide rail 13, and contract in 12 to this and have a second distance L2 between portion 21 in this bottom surface, and this first distance L 1 is less than this second distance L2, when this Plug Division 10 extends inwardly to reinforced ribs 20,, and then produce the variation of structural strength in reinforcement by the variation between above distance and the thickness.

With reference to Fig. 7, user mode figure for the backboard of the utility model tool reinforced structure, the backboard of this tool reinforced structure can be mounted on cushion 60, when user's seat in this cushion 60, and when being resisted against the backboard of this tool reinforced structure, the backboard of this tool reinforced structure is by the structural strengthening between this reinforcing block 14 and the reinforced ribs 20 design, makes the backboard of this tool reinforced structure can be enough to bear the pushing force that the user lies when facing upward to be produced.

Have the following advantages with regard to the above backboard that can summarize the utility model tool reinforced structure:

The above person of thought, it only is preferred embodiment of the present utility model, when can not with the scope implemented of qualification the utility model, so the change of numerical value or displacement of equivalent elements such as, or, all should still belong to the category that this novel patent contains according to equalization variation and modification that the utility model claim is done.

Claims

1. the backboard of a tool reinforced structure includes a Plug Division, a reinforced ribs and a chair back portion, and this Plug Division and this reinforced ribs and this chair back portion be formed in one, and it is characterized in that:

This Plug Division one end can be inserted in cushion, and this Plug Division extends internally in contrast to an end of cushion and forms this reinforced ribs, and this Plug Division is provided with a chute, and this Plug Division has a bottom surface in contrast to this chute, this Plug Division stretches out in the both sides of this chute and respectively forms one and be down L shaped slide rail, and this slide rail is in a confronting relationship;

This reinforced ribs includes the portion of contracting in and an expanding part, the portion of contracting is formed at the end of Plug Division in contrast to cushion in being somebody's turn to do, and should in the portion of contracting extend upward respectively by the both sides of this Plug Division, and contract backward, and this expanding part is formed at the top of the portion of contracting in this, and this expanding part reaches the below that expansion outwardly is formed at this chair back portion forward;

This chair back portion is formed on this reinforced ribs.

2. the backboard of tool reinforced structure as claimed in claim 1, it is characterized in that: this Plug Division is provided with one first plug surface, second plug surface and one the 3rd plug surface in this slide rail, and this Plug Division is provided with a reinforcing block in this first plug surface, this second plug surface and the extension of the 3rd plug surface.

3. the backboard of tool reinforced structure as claimed in claim 2, it is characterized in that: this Plug Division has one first thickness between this chute and this first plug surface, and this chute is to having one second thickness between this reinforcing block, and this first thickness is less than this second thickness.

4. the backboard of tool reinforced structure as claimed in claim 3 is characterized in that: this Plug Division in this bottom surface to having one first distance between this slide rail, and this bottom surface to should in contract and have a second distance between the portion, this first distance is less than this second distance.

5. the backboard of tool reinforced structure as claimed in claim 1 is characterized in that: this Plug Division is equipped with several screws in this chute, and this screw is through chute and bottom surface.

6. the backboard of tool reinforced structure as claimed in claim 1 is characterized in that: this chair back portion is a hollow skeleton shape, and this chair back portion has been peripherally installed with several hole clippings, and this hole clipping can be established screen cloth for the backboard group of this tool reinforced structure.