CN209983821U

CN209983821U - Adjustable connector for seat backrest and chair

Info

Publication number: CN209983821U
Application number: CN201920785751.7U
Authority: CN
Inventors: 金益
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-01-24
Anticipated expiration: 2029-05-29

Abstract

The utility model discloses an adjustable connector of seat back and chair, including last screw, go up the gasket, the seat back backplate, go up the copper nut, the duroplasts are inserted one, the rubber and plastic flexible glue, copper nut down, the duroplasts are inserted two, lower gasket, screw and back handle down, it installs in the connector to go up the screw, it sets up in last screw below to go up the gasket, the seat back backplate sets up in last gasket one side, it installs the copper nut to go up the screw below, the duroplasts are inserted one and are set up in last gasket below, the rubber and plastic flexible glue is installed and is inserted one side at the duroplasts, the copper nut below is installed in last copper nut down, the duroplasts are installed two that insert in one side, the duroplasts are inserted two below and are installed down the gasket, the screw is installed under the gasket. Compared with the prior art, the utility model the advantage lie in: simple structure, fashionable appearance, high practicability and long service life.

Description

Adjustable connector for seat backrest and chair

Technical Field

The utility model relates to a seat field specifically indicates an adjustable connector of backrest and chair.

Background

In order to improve the moderate degree, the chair back and the chair joint are required to have certain softness and can be fixed firmly, some adopt the iron spring to connect, its drawback is that the outward appearance is not good-looking and comfortable degree is general, some adopt the rubber piece to connect, the drawback is fragile and poor stability, some adopt plastics PP to connect, the drawback is that the back position adopts fixedly can not go the adjustment according to the back shape of different people. Therefore, it is imperative to design an adjustable connector that adjusts the position of the backrest of the chair to improve the comfort of the chair according to the back shape of different people.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is that the device appearance of connecting the back of the chair and chair at present is fashion, the comfort level is lower, fragile, poor stability, fixed insecure, can not adjust according to different people's back of the body shape.

In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides an adjustable connector of seat back and chair, includes that last screw, last gasket, seat back backplate, last copper nut, duroplasts insert one, rubber and plastic flexible glue, lower copper nut, duroplasts insert two, lower gasket, lower screw and back handle, last screw install in the connector, last gasket set up in last screw below, seat back backplate set up last gasket one side, last screw below install last copper nut, duroplasts insert one and set up last gasket below, the rubber and plastic flexible glue install the duroplasts insert one side, the duroplasts copper nut install last copper nut below, lower copper nut one side install the duroplasts insert two, duroplasts insert two below install the lower gasket, the lower screw install the lower gasket below, the backrest handle is arranged on one side of the lower copper nut.

Compared with the prior art, the utility model the advantage lie in: adopt the unique design that the rubber and plastic flexible glue the inside parcel duroplast was inserted, make the connector whole still have fairly big fixed strength when guaranteeing to hold the softness degree, appearance fashion, simple structure is exquisite, and the practicality is high, and long service life can carry out the self-control according to different people's back of the body shape, has very high comfort level, sexual valence relative altitude.

As an improvement, the first hard plastic insert and the second hard plastic insert are made of ABS materials.

As an improvement, the main material of the rubber-plastic soft rubber is TPE.

As an improvement, the first hard plastic insert and the second hard plastic insert are wrapped in the rubber plastic soft rubber in the device entity.

As an improvement, the upper copper nut and the lower copper nut are respectively installed in the first hard plastic insert and the second hard plastic insert in a device entity.

As an improvement, the first hard plastic insert and the second hard plastic insert are not fixed, but adopt a soft rubber design.

As an improvement, the first hard plastic insert and the second hard plastic insert are provided with fixing columns which penetrate through the whole rubber-plastic soft rubber.

Drawings

Fig. 1 is a schematic view of the configuration of an adjustable connector for a seat back and a chair.

FIG. 2 is a schematic view of the connection of the components of an adjustable connector for a seat back and chair.

Figure 3 is a schematic view of a seat back and adjustable connector back panel of the chair.

Figure 4 is a schematic view of a seat back and adjustable connector back pull handle for a chair.

Fig. 5 is a structural schematic diagram of a first adjustable connector hard plastic insert of a seat back and a chair.

Fig. 6 is a schematic structural diagram of a second adjustable connector hard plastic insert of a seat back and a chair.

Fig. 7 is a schematic structural diagram of rubber and plastic soft rubber of an adjustable connector of a seat back and a chair.

As shown in the figure: 1. the chair back comprises an upper screw, 2, an upper gasket, 3, a chair back plate, 4, an upper copper nut, 5, a first hard plastic insert, 6, a rubber plastic soft rubber, 7, a lower copper nut, 8, a second hard plastic insert, 9, a lower gasket, 10, a lower screw, 11 and a backrest handle.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model discloses when concrete implementation, an adjustable connector of backrest and chair, including last screw 1, go up gasket 2, backrest backplate 3, go up copper nut 4, duroplate insert one 5, rubber and plastic flexible glue 6, lower copper nut 7, duroplate insert two 8, lower gasket 9, lower screw 10 and backrest handle 11, its characterized in that: the upper screw 1 is arranged in the connector, the upper gasket 2 is arranged below the upper screw 1, the back plate 3 of the chair backrest is arranged on one side of the upper gasket 2, the upper copper nut 4 is arranged below the upper screw 1, the hard plastic insert 5 is arranged below the upper gasket 2, the rubber plastic soft rubber 6 is arranged on one side of the hard plastic insert 5, the lower copper nut 7 is arranged below the upper copper nut 4, the hard plastic insert two 8 is arranged on one side of the lower copper nut 7, the lower gasket 9 is arranged below the hard plastic insert two 8, the lower screw 10 is arranged below the lower gasket 9, the back pull handle 11 is arranged on one side of the lower copper nut 7, the insert one 5 and the insert two 8 are made of ABS (acrylonitrile butadiene styrene) materials, the main material of the rubber-plastic soft rubber 6 is TPE, the first hard plastic insert 5 and the second hard plastic insert 8 are wrapped in the rubber-plastic soft rubber 6 in the device entity, the upper copper nut 4 and the lower copper nut 7 are respectively installed in the first hard plastic insert 5 and the second hard plastic insert 8 in the device entity, the first hard plastic insert 5 and the second hard plastic insert 8 are not fixed, a soft rubber design is adopted, and a fixing column is installed between the first hard plastic insert 5 and the second hard plastic insert 8 to penetrate through the whole rubber-plastic soft rubber 6.

The utility model discloses a theory of operation: the last copper nut of parcel in the duroplast mold insert 1 in the rubber and plastic flexible glue is held through the backrest backplate to the screw one end, another holds the lower copper nut of parcel in the duroplast mold insert 2 in the rubber and plastic flexible glue through the backrest handle, fill up the rubber and plastic flexible glue between two duroplast mold inserts the inside, can go the position of adjusting the back according to the atress at back behind messenger's back leaning on the backrest backplate, because do not fix between the duroplast mold insert, still be the flexible glue, duroplast mold insert 1 and duroplast mold insert 1 run through whole rubber and plastic flexible glue through the fixed column and support back backplate and backrest handle messenger whole rubber and plastic flexible glue piece and have sufficient intensity and be difficult for droing.

If the upper copper nut and the lower copper nut are not fixed on the hard plastic inserts, but are directly fixed on the rubber plastic soft rubber, the rubber plastic soft rubber is easily pulled off, so that the backrest is easy to fall off, the two hard plastic inserts in the rubber plastic soft rubber reduce the thickness of the rubber plastic soft rubber, the cooling time in the production process is reduced, and the production efficiency is improved.

The hard plastic insert is made of ABS material, and the ABS material has the characteristics of good chemical property, physical property and electrical property, shock resistance and high heat resistance, so that the two hard plastic inserts connected through the fixing column in the connector have great stability and are not easy to fall off.

The main material of the rubber-plastic soft rubber is TPE, and the TPE is a thermoplastic elastomer material and has the characteristics of high strength, high resilience and fatigue resistance.

Furthermore, the terms first and second are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, the features defined as first and second may explicitly or implicitly include one or more of the features, and in the description of the invention, a plurality means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms mounted, connected, secured, etc. are to be construed broadly, e.g., as being 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 according to specific situations by those skilled in the art.

In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. First feature being below, beneath and beneath second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a lesser level than the second feature.

In the description herein, references to the description of one embodiment, some embodiments, examples, specific examples, or some examples, etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention.

Claims

1. The utility model provides an adjustable connector of seat back and chair, includes screw (1), goes up gasket (2), seat back backplate (3), goes up copper nut (4), hard plastic insert one (5), rubber and plastic flexible glue (6), lower copper nut (7), hard plastic insert two (8), lower gasket (9), lower screw (10) and back handle (11), its characterized in that: the upper screw (1) is arranged in the connector, the upper gasket (2) is arranged below the upper screw (1), the chair back plate (3) is arranged at one side of the upper gasket (2), the upper copper nut (4) is arranged below the upper screw (1), the hard plastic insert I (5) is arranged below the upper gasket (2), the rubber-plastic soft rubber (6) is arranged on one side of the hard plastic insert I (5), the lower copper nut (7) is arranged below the upper copper nut (4), one side of the lower copper nut (7) is provided with a second hard plastic insert (8), the lower gasket (9) is arranged below the second hard plastic insert (8), the lower screw (10) is arranged below the lower gasket (9), and the backrest handle (11) is arranged on one side of the lower copper nut (7).

2. An adjustable connector for a seat back and a chair according to claim 1, wherein: the hard plastic insert I (5) and the hard plastic insert II (8) are made of ABS materials.

3. An adjustable connector for a seat back and a chair according to claim 1, wherein: the main material of the rubber-plastic soft rubber (6) is TPE.

4. An adjustable connector for a seat back and a chair according to claim 1, wherein: the first hard plastic insert (5) and the second hard plastic insert (8) are wrapped in the rubber-plastic soft rubber (6) in the device entity.

5. An adjustable connector for a seat back and a chair according to claim 1, wherein: the upper copper nut (4) and the lower copper nut (7) are respectively installed in the first hard plastic insert (5) and the second hard plastic insert (8) in the device entity.

6. An adjustable connector for a seat back and a chair according to claim 1, wherein: the first hard plastic insert (5) and the second hard plastic insert (8) are not fixed, but adopt a soft rubber design.

7. An adjustable connector for a seat back and a chair according to claim 1, wherein: a fixing column is arranged between the first hard plastic insert (5) and the second hard plastic insert (8) and penetrates through the whole rubber and plastic soft rubber (6).