CN204617607U - A kind of joinery and its construction assembling chair - Google Patents

Abstract

The utility model relates to combined furniture, in particular to a mortise and tenon structure assembled chair. The purpose of the utility model is to provide a mortise and tenon structure assembly chair, which is simple in structure, easy to assemble and convenient to carry. The mortise and tenon structure assembly chair includes a first h-shaped bracket, a second h-shaped bracket, a back board and a seat board; both the first h-shaped bracket and the second h-shaped bracket include a beam, a backrest bracket, a first stem and a second Two poles, the first pole and the second pole are used to support the beam, the backrest bracket is located on the corresponding side of the first pole, and is used to connect the backboard, the first h-shaped bracket and the second h-shaped bracket are arranged on it The two grooves on the crossbeam cooperate to realize the cross connection and fixation; the sides of the backrest brackets of the first h-shaped bracket and the second h-shaped bracket are provided with tenon grooves, and the backboard is connected with the first h-shaped bracket and the first h-shaped bracket through the tenons provided on both sides. The second h-shaped bracket is connected and fixed; the seat plate is placed on the beam of the first h-shaped bracket and the second h-shaped bracket.

Description

A mortise and tenon structure assembly chair

technical field

The utility model relates to combined furniture, in particular to an assembled chair with a mortise and tenon structure.

Background technique

With the continuous increase of China's population, housing resources in first-tier cities are becoming more and more tense. People in the city need to move frequently for various reasons. The living environment is relatively small and crowded. Traditional furniture occupies a large area and occupies a free indoor activity space. The form cannot satisfy many young people's pursuit of fashion style. The demand for new assembled furniture is increasing day by day. Chairs are necessary furniture in people's daily life. Most of the chairs currently on the market are complex in structure, cumbersome to assemble and disassemble, and contain many small connecting parts, which are easy to lose during the moving process, causing inconvenience to assembly.

Utility model content

In view of this, the purpose of this utility model is to provide a mortise and tenon structure assembly chair, which has a simple structure, is easy to assemble, and is convenient for transportation.

Based on the above purpose, the mortise and tenon structure assembly chair provided by the utility model includes a first h-shaped bracket, a second h-shaped bracket, a back board and a seat board;

Both the first h-shaped bracket and the second h-shaped bracket include a beam, a backrest bracket, a first pole and a second pole, and one end of the first pole and one end of the second pole are respectively connected to the Both ends of the crossbeam are fixedly connected, and the first pole and the second pole are located on the same side of the crossbeam for supporting the crossbeam, one end of the backrest bracket is fixedly connected to one end of the crossbeam, and is located on the same side of the crossbeam. the corresponding side of the first strut;

The middle part of the beam of the first h-shaped bracket and the middle part of the beam of the second h-shaped bracket overlap, and the first h-shaped bracket and the second h-shaped bracket are respectively provided with a first groove and a second groove at the overlap. Two grooves, the first h-shaped bracket and the second h-shaped bracket realize cross connection and fixation through the cooperation of the first groove and the second groove;

The sides of the backrest brackets of the first h-shaped bracket and the second h-shaped bracket are provided with backrest tenons, and both sides of the backboard are provided with backrest tenons, and the backrest tenons cooperate with the backrest tenons to realize the The backboard is connected and fixed with the first h-shaped bracket and the second h-shaped bracket;

The seat plate is placed on the beams of the first h-shaped bracket and the second h-shaped bracket.

Preferably, a projection is provided at an end far away from the first stalk connected to the beam, for limiting the position of the seat plate.

Preferably, the seat board has an irregular shape, and there are depressions on both sides of the seat board. When the seat board is placed on the beam, the backrest bracket is stuck in the depression of the seat board, and the The position of the seat plate relative to the beam is restricted and fixed by the backrest bracket and the projection.

Preferably, the side of the backrest bracket close to the end of the cross beam is provided with a seat plate tongue and groove, the side of the seat plate in contact with the backrest bracket is provided with a seat plate tenon, and the connection between the backrest bracket and the seat plate The connection and fixation is realized through the cooperation of the tenon and groove of the seat plate and the tenon of the seat plate.

Preferably, an armrest is provided on the backrest bracket, and the armrest is parallel to the seat board.

Preferably, a reinforcing tenon is provided on the bottom surface of the backboard, and a reinforcing tenon is provided on the seat plate, and the reinforcing tenon cooperates with the reinforcing tenon and groove to realize the connection and fixation of the backboard and the seat plate.

Preferably, the back board and the seat board are made of honeycomb structure boards.

Preferably, the surface of the back board and the seat board are provided with protrusions, the cross-section of the protrusions is arc-shaped, the protrusions of the back board are parallel to the ground, and the protrusions of the seat board are aligned with the back board The protrusions are parallel.

It can be seen from the above that the mortise and tenon structure assembly chair provided by the utility model has a simple structure and is easy to assemble and disassemble. The mortise and tenon structure is used to realize the assembly of the chair. The whole chair only includes four parts, and no connecting parts are used. , easy to carry, unique and beautiful shape, in line with the aesthetics of contemporary people.

The material of the chair can be selected from honeycomb structure materials, such as aluminum-plastic honeycomb core material, or PVC honeycomb core material, etc., while ensuring that the strength does not affect the structure of the chair, the weight of the chair can be reduced by 30% to 50%, making the chair lighter. Easy to carry.

Protrusions are provided on the surface of the backrest board and the seat board of the chair, which can play an anti-slip effect. The cross-section of the protrusions is arc-shaped to improve the comfort of sitting.

Description of drawings

Fig. 1 is a schematic diagram of an assembly chair with a mortise and tenon structure according to Embodiment 1 of the present utility model;

2 is a schematic diagram of the first h-shaped bracket and the second h-shaped bracket in Embodiment 1 of the utility model;

Fig. 3 is a schematic diagram of the connection between the first h-shaped bracket and the second h-shaped bracket in Embodiment 1 of the present invention;

Fig. 4 is a schematic diagram of the seat plate of Embodiment 1 of the present utility model;

Fig. 5 is a schematic diagram of the connection between the seat plate and the first h-shaped support and the second h-shaped support in embodiment 1 of the present utility model;

Fig. 6 is a schematic diagram of the backboard of Embodiment 1 of the utility model;

Fig. 7 is a schematic diagram of the connection of the backboard of Embodiment 1 of the utility model;

Fig. 8 is a detailed schematic diagram of the connection between the backrest board and the backrest support in Embodiment 1 of the present utility model;

Fig. 9 is a schematic diagram of a mortise and tenon structure assembly chair in Embodiment 2 of the present utility model;

Fig. 10 is a schematic diagram of the seat plate of Embodiment 2 of the utility model;

Figure 11 is a schematic diagram of the connection between the seat plate and the first h-shaped bracket and the second h-shaped bracket of the utility model embodiment 2;

Fig. 12 is a schematic diagram of an assembly chair with a mortise and tenon structure according to Embodiment 3 of the utility model;

Fig. 13 is a schematic diagram of the connection between the backboard and the seat board in Embodiment 3 of the present utility model;

Fig. 14 is a schematic cross-sectional view of the materials of the backboard and the seat board in Embodiment 3 of the present utility model.

Detailed ways

In order to make the purpose, technical solutions and advantages of the utility model clearer, the utility model will be further described in detail below in combination with specific embodiments and with reference to the accompanying drawings.

Example 1

As shown in FIG. 1 , the mortise and tenon structure assembly chair provided in this embodiment includes a first h-shaped bracket 1 , a second h-shaped bracket 2 , a back board 3 and a seat board 4 .

As shown in Figure 2, the first h-shaped bracket 1 and the second h-shaped bracket 2 both include a beam 5, a backrest bracket 6, a first pole 7, a second pole 8, one end of the first pole 7 and the second One end of the pole 8 is fixedly connected to both ends of the crossbeam 5 respectively, and the first pole 7 and the second pole 8 are located on the same side of the crossbeam 5 for supporting the crossbeam 5, and one end of the backrest bracket 6 is connected to one end of the crossbeam 5 It is fixedly connected and located on the corresponding side of the first stalk 7, the crossbeam 5, the backrest support 6, the first stalk 7 and the second support pole 8 are in the same plane, and the middle part of the crossbeam 5 of the first h-shaped support 1 is provided with The first groove 9 and the middle part of the beam 5 of the second h-shaped bracket 2 are provided with a second groove 10 .

As shown in Figure 3, the crossbeam middle part of the first h-shaped bracket 1 and the crossbeam middle part of the second h-shaped bracket 2 overlap, and the first h-shaped bracket 1 and the second h-shaped bracket 2 pass through the first groove 9 and the second The groove 10 cooperates to realize the cross connection and fixation;

As shown in FIG. 5 , the seat plate 4 is placed on the beam 5 . In this embodiment, the seat plate 4 has an irregular shape as shown in FIG. 4 . There are depressions on both sides of the seat plate 4. When the seat plate 4 is placed on the crossbeam 5, the back support 6 is just stuck in the depression of the seat plate 4. This arrangement can prevent the seat plate 4 from sliding on the crossbeam 5. The second pole 8 and One end connected to the beam 5 is provided with a bump 11 , which further fixes the seat plate 4 , and the position of the seat plate 4 relative to the beam 5 is restricted and fixed by two backrest brackets 6 and two bumps 11 .

As shown in FIG. 6 , the backboard 3 includes two backrest tenons 12 on both sides of the backboard 3 . As shown in Figure 7, the side of the backrest bracket 6 is provided with a backrest mortise 13, and the backboard cooperates with the backrest mortise 12 on both sides of the backrest 13 to realize the connection between the backboard 3 and the first h-shaped bracket 1 and the second h-shaped support. The bracket 2 is connected and fixed.

In the mortise and tenon structure assembly chair provided in this embodiment, in order to improve the comfort of the chair, the beam 5 is not parallel to the ground, and the backrest bracket 6, the first stalk 7 and the second pole 8 are not perpendicular to the beam 5 and the ground. The angle between the beam 5 and the ground is 5°, the angles between the back support 6, the first stalk 7 and the second stalk 8 and the beam 5 are all 95°, in other cases, the angle between the beam and the ground can be selected from 0 to The included angles of the 7° back support bracket 6, the first stalk 7, the second stalk 8 and the crossbeam 5 can be selected from 90 to 97°.

In this embodiment, when assembling the chair, the first h-shaped bracket 1 and the second h-shaped bracket 2 are first connected and fixed. As shown in Figure 3, cross the crossbeams of the first h-shaped bracket 1 and the second h-shaped bracket 2, and the first groove 9 and the second groove 10 are just fastened together to realize the first h-shaped bracket 1 and the second h-shaped bracket. The connection of the two h-shaped brackets 2 is fixed.

After the first h-shaped support 1 and the second h-shaped support 2 are connected and fixed, the seat plate 4 is placed on the support, as shown in Figure 5, when the seat plate 4 is placed, the seat plate 4 is moved from the upper end of the backrest support 6 to Put it down between the two backrest supports 6, and now the seat plate 4 is stuck between the backrest supports 6, and the seat plate 4 cannot slide on the crossbeam 5.

After the seat board 4 is placed, the back board 3 is connected and fixed with the first h-shaped bracket 1 and the second h-shaped bracket 2 . As shown in Figure 7, the backboard 3 is inserted between the first h-shaped bracket 1 and the second h-shaped bracket 2 from the upper end of the backrest bracket 6, and is connected and fixed through the cooperation of the backrest tenon 12 and the backrest tenon groove 13. The details of the mortise and tenon structure with the backrest bracket 6 are shown in FIG. 8 . As shown in FIG. 1 , the bottom end of the back board 3 presses the seat board 4 .

Example 2

As shown in Figure 9, the mortise and tenon structure assembled chair of this embodiment includes a first h-shaped bracket 1a, a second h-shaped bracket 2a, a backboard 3a and a seat plate 4a, and the assembled chair of this embodiment is the same as the bracket structure of Example 1 and the backboard are all the same, the seat plate 4a of the present embodiment is shown in Figure 10, the connection mode between the seat plate 4a and the first h-shaped support 1a and the second h-shaped support 2a is shown in Figure 11, and the side of the seat plate 4a is provided The seat plate tenon 14 is provided with a seat plate mortise 15 on the first h-shaped bracket 1a and the second h-shaped bracket 2a, and the seat plate 4a is connected and fixed to the h-shaped bracket through a mortise and tenon structure.

In this embodiment, protrusions 19 are provided on the surfaces of the back board 3a and the seat board 4a, the protrusions 19 on the back board 3a are arranged horizontally, parallel to the ground, and the protrusions 19 on the seat board 4a are aligned with the back board 3a. The protrusions 19 on the surface are parallel, and there is a certain distance between every two protrusions 19. The setting of the protrusions plays an anti-slip effect and improves comfort. As shown in FIG. 10 , the section of the protrusion 19 is arc-shaped, which improves the comfort of sitting.

Example 3

As shown in Figure 12, the mortise and tenon structure assembled chair of this embodiment includes a first h-shaped bracket 1b, a second h-shaped bracket 2b, a backboard 3b and a seat plate 4b, and the assembled chair of this embodiment is the same as the bracket structure of Example 1 , backrest board and seat board are all the same, the assembled chair of present embodiment is provided with the armrest 16 parallel with seat board 4b on the first h-shaped support 1b and the second h-shaped support 2b, improves the comfort level of chair. As shown in Figure 13, in order to strengthen the connection stability of the assembled chair, a reinforcing tenon 17 is provided on the bottom end surface of the backrest board 3b, and a reinforcing tenon groove 18 is provided at the corresponding position of the seat board 4b, and the backrest board 3b and the seat board 4b are connected through the mortise and tenon structure. The connection is fixed.

In the mortise and tenon structure assembly chair provided in this embodiment, the back board 3b and the seat board 4b adopt a honeycomb structure board, which is an aluminum-plastic honeycomb core material. 50% of the weight, while ensuring the strength of the board, making the chair more portable, and in other cases, PVC honeycomb core material can also be used.

Those of ordinary skill in the art should understand that: the above descriptions are only specific embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications made within the spirit and principles of the present utility model, equivalent Replacement, improvement, etc. should all be included in the protection scope of the present utility model.

Claims (8)

1. A mortise and tenon structure assembly chair is characterized in that it comprises a first h-shaped support, a second h-shaped support, a backboard and a seat plate; Both the first h-shaped bracket and the second h-shaped bracket include a beam, a backrest bracket, a first pole and a second pole, and one end of the first pole and one end of the second pole are respectively connected to the Both ends of the crossbeam are fixedly connected, and the first pole and the second pole are located on the same side of the crossbeam for supporting the crossbeam, one end of the backrest bracket is fixedly connected to one end of the crossbeam, and is located on the same side of the crossbeam. the corresponding side of the first strut; The middle part of the beam of the first h-shaped bracket and the middle part of the beam of the second h-shaped bracket overlap, and the first h-shaped bracket and the second h-shaped bracket are respectively provided with a first groove and a second groove at the overlap. Two grooves, the first h-shaped bracket and the second h-shaped bracket realize cross connection and fixation through the cooperation of the first groove and the second groove; The sides of the backrest brackets of the first h-shaped bracket and the second h-shaped bracket are provided with backrest tenons, and both sides of the backboard are provided with backrest tenons, and the backrest tenons cooperate with the backrest tenons to realize the The backboard is connected and fixed with the first h-shaped bracket and the second h-shaped bracket; The seat plate is placed on the beams of the first h-shaped bracket and the second h-shaped bracket. 2 . The mortise and tenon structure assembly chair according to claim 1 , wherein a projection is provided at the end far away from the first stem connected to the crossbeam to limit the position of the seat plate. 3 . 3. The mortise and tenon structure assembly chair according to claim 2, characterized in that, the seat plate has an irregular shape, and there are depressions on both sides of the seat plate, and when the seat plate is placed on the beam, The backrest bracket is clamped in the recess of the seat board, and the position of the seat board relative to the beam is restricted and fixed by the backrest bracket and the protrusion. 4. The mortise and tenon structure assembly chair according to claim 1, characterized in that, the side of the backrest bracket close to the end of the beam is provided with a tenon groove of the seat plate, and the side surface of the seat plate in contact with the backrest bracket Seat board tenons are provided, and the connection and fixation between the backrest bracket and the seat board is realized through cooperation between the seat board tenon groove and the seat board tenon. 5 . The mortise and tenon structure assembled chair according to claim 1 , wherein an armrest is provided on the backrest bracket, and the armrest is parallel to the seat plate. 6 . 6. The mortise and tenon structure assembly chair according to claim 1, characterized in that, the bottom end surface of the backboard is provided with a reinforced tenon, and the seat plate is provided with a reinforced tenon groove, and the reinforced tenon and the reinforced tenon are The grooves cooperate to realize the connection and fixation of the back board and the seat board. 7. The mortise and tenon structure assembly chair according to claim 1, characterized in that, the back board and the seat board are made of honeycomb structure boards. 8. The mortise and tenon structure assembly chair according to claim 1, characterized in that, the surface of the back board and the seat board are provided with protrusions, the section of the protrusions is arc-shaped, and the protrusions of the back board Parallel to the ground, the protrusions of the seat board are parallel to the protrusions of the back board.