CN218515445U

CN218515445U - Chair frame convenient to dismouting

Info

Publication number: CN218515445U
Application number: CN202223000694.8U
Authority: CN
Inventors: 秦妙高
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-09
Filing date: 2022-11-09
Publication date: 2023-02-24
Anticipated expiration: 2032-11-09

Abstract

The utility model belongs to the technical field of the chair frame, concretely relates to chair frame convenient to dismouting, be provided with preceding support subassembly on the seat frame, back support subassembly and back support, be provided with armrest apparatus between preceding support subassembly and the back support subassembly, preceding support subassembly, back support subassembly is including the landing leg of installing in seat frame both sides, the upper end of landing leg respectively with armrest apparatus and seat frame rotatable coupling, install dead lever one between the lower extreme of two landing legs, the both ends of dead lever one can be dismantled with the landing leg of both sides respectively and be connected, rotatable stiffener one is installed respectively at the both ends of dead lever one, the other end and the landing leg of stiffener one can be dismantled and be connected, after installing dead lever one, make stiffener one, dead lever one, form the triangle-shaped frame between the landing leg three, with the structure of firm chair frame, prevent to rock, triangle-shaped has stability, it is firm, withstand voltage's characteristics, thereby improve the structural strength of chair, improve the stability in use and the security of chair.

Description

Chair frame convenient to dismouting

Technical Field

The utility model relates to the technical field of chair frames, in particular to a chair frame convenient to disassemble and assemble.

Background

Modern times, there are many public camping and tourism enthusiasts who often carry folding and dismantling chairs when playing outdoors or camping. However, the chair frame of many chairs is cumbersome when being assembled, often needs to be assembled by using tools such as a screwdriver, and the condition is limited when camping outdoors, which is often troublesome.

Like chinese utility model, publication number CN217390287U, a detachable chair frame is disclosed, includes: the quick dismounting structure is provided with six groups which are respectively arranged at the front end and the rear end of the two seat side levers and the upper ends of the two chair back side levers; the connecting pipes are provided with three connecting pipes, plastic plug nuts are respectively arranged at the end parts of two ends of the three connecting pipes, first screws are arranged on the plastic plug nuts, and the round head ends of the first screws are clamped and arranged in the quick dismounting structure; the quick assembly disassembly structure includes U type fastener and T type fastener, T type fastener slidable mounting is in U type fastener, U type fastener is pegged graft inside seat support side lever one end and through first fix with rivet, the post is inserted to one side fixedly connected with of T type fastener, the trepanning that aligns with inserting the post is seted up to the tip of seat support side lever, the installation breach has been seted up to the tip of seat support side lever, and the width of this installation breach is greater than the screw-off portion diameter of first screw, is less than the button head portion diameter of first screw, set up the hole of stepping down that the first screw of being convenient for passed on the T type fastener.

The stable installation between the chair legs at two sides is ensured only by the connecting rods, so the integral structure is not firm enough, and the rocking is easy to cause in the actual use, and the structure needs to be further improved to enhance the stability of the chair.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a chair frame convenient to dismouting through dead lever and stiffener, solves the not firm enough problem of structure.

The purpose of the utility model is realized like this: the utility model provides a chair frame convenient to dismouting, including the seat frame support, be provided with preceding support assembly on the seat frame support, back support assembly and back support, be provided with armrest apparatus between preceding support assembly and the back support assembly, preceding support assembly, back support assembly is including the landing leg of installing in seat frame support both sides, the upper end of landing leg respectively with armrest apparatus and seat frame rotatable coupling, install dead lever one between the lower extreme of two landing legs, the both ends of dead lever one can be dismantled with the landing leg of both sides respectively and be connected, rotatable stiffener one is installed respectively at the both ends of dead lever one, the other end and the landing leg of stiffener one can be dismantled and be connected, stiffener one, dead lever one, form triangular frame with stable structure between the landing leg three.

Preferably, a first connecting hook is installed on the side face of the first fixing rod, a second connecting hook is formed at the end of the first reinforcing rod, a fixing piece is arranged on the supporting leg, and a first fixing groove for the first connecting hook and the second connecting hook to be connected is formed between the fixing piece and the supporting leg.

Preferably, detachable dead lever two is installed to the front end of seat grillage, and the both ends of dead lever two are the shaping respectively has the spliced pole, the side shaping of seat grillage have with spliced pole complex mounting groove, the tip of seat grillage is provided with and supplies spliced pole male installation breach.

Preferably, the side surface of the seat plate frame is provided with a second reinforcing rod, one end of the second reinforcing rod is rotatably connected with the seat plate frame, and the other end of the second reinforcing rod is provided with a first fixing hook matched with the connecting column in a molding mode.

Preferably, a detachable third fixing rod is installed at the upper end of the backrest support, and arc-shaped bending portions are formed in the middle of the third fixing rod and the second fixing rod.

Preferably, detachable dead lever four is installed to the rear end of seat grillage, and the both ends of dead lever four are provided with the fixed column respectively, the side of seat grillage is seted up and is supplied fixed column male spread groove.

Compared with the prior art, the utility model outstanding and profitable technological effect is:

the utility model discloses a can dismantle the design of dead lever one, after installation dead lever one, make and form the triangle-shaped frame between stiffener one, dead lever one, the landing leg three to the structure of firm chair frame prevents to rock, and triangle-shaped has stability, has firm, withstand voltage characteristics, thereby improves the structural strength of chair, improves the stability in use and the security of chair.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

FIG. 2 is a schematic structural view of the connection of the support leg, the first fixing rod and the first reinforcing rod.

FIG. 3 is a schematic structural view of the leg, the first fixing rod and the first reinforcing rod when being detached.

Fig. 4 is a schematic structural view of the seat plate frame, the second fixing rod and the second reinforcing rod when being detached.

Fig. 5 is a schematic structural diagram of the seat plate frame, the second fixing rod and the second reinforcing rod when connected.

Reference numerals: 1, a seat plate frame; 2-a front support assembly; 3, a rear support component; 4-a back support; 5-armrest devices; 6-a support leg; 7-fixing the first rod; 8-a first reinforcing rod; 9-connecting hook I; 10-connecting hook II; 11-a fixing member; 12-a first fixing groove; 13-fixing a second rod; 14-connecting column; 15-mounting grooves;

16-mounting a notch; 17-a second reinforcing rod; 18-fixing the first hook; 19-fixing the third rod; 20-an arc-shaped bend; 21-fixing rod four.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying drawings.

As shown in fig. 1-5, a chair frame convenient to dismouting, including seat frame 1, be provided with preceding bracket 2 on the seat frame 1, back bracket component 3 and back support 4, be provided with armrest apparatus 5 between preceding bracket 2 and the back bracket component 3, the chair frame can be folded and accomodate, and the connection beta structure between its seat frame 1, preceding bracket 2, back bracket component 3, back support 4 and armrest apparatus 5 is prior art, therefore in this text, no longer repeats its specific structure of giving redundant details.

After the chair frame expandes, but be swing joint between each part, consequently still need additionally to install fixed part and lock the part of activity, just can supply the people to take the use, consequently the utility model discloses mainly improve to above-mentioned fixed part's structure, improve fixed part's dismouting convenience and increase the steadiness of chair frame.

Preceding bracket component 2, back bracket component 3 is including installing landing leg 6 in seat grillage 1 both sides, landing leg 6's upper end respectively with armrest apparatus 5 and seat grillage 1 rotatable coupling, install dead lever one 7 between the lower extreme of two landing legs 6, the both ends of dead lever one 7 can be dismantled with the landing leg 6 of both sides respectively and be connected, rotatable stiffener one 8 is installed respectively at the both ends of dead lever one 7, the other end of stiffener one 8 can be dismantled with landing leg 6 and be connected, stiffener one 8, dead lever one 7, form triangular frame with stable structure between the 6 three of landing leg.

The utility model discloses a can dismantle the design of dead lever one, after installation dead lever, make and form the triangle-shaped frame between 8, 7, the landing leg 6 three of dead lever to the structure of firm chair frame prevents to rock, and triangle-shaped has stability, has firm, withstand voltage characteristics, thereby improves the structural strength of chair, improves the stability in use and the security of chair.

Next, specifically describing the disassembly and assembly structure of the first fixing rod, a first connecting hook 9 is installed on the side face of the first fixing rod 7, a second connecting hook 10 is formed at the end portion of the first reinforcing rod 8, a fixing member 11 is arranged on the supporting leg 6, a first fixing groove 12 for the first connecting hook 9 and the second connecting hook 10 to be hooked and connected is formed between the fixing member 11 and the supporting leg 6, and in the actual installation process, the first fixing rod can be installed by hooking the connecting hooks at the end portions of the first fixing rod 7 and the first reinforcing rod 8 into the first fixing grooves 12 of the two fixing members 11.

In the prior art, in the patent with publication number CN217390287U, the second fixing rod 13 is detachably connected with the seat plate frame 1 through the quick assembly and disassembly structure, but the U-shaped fastener and the T-shaped fastener in the quick assembly and disassembly structure are complicated in structure and high in production and manufacturing cost, so that the structure needs to be further simplified to reduce the cost.

Therefore, the utility model discloses in, come to simplify the structure through spliced pole 14 and mounting groove 15's form, two 13 detachable dead levers are installed to bedplate frame 1's front end, and the both ends shaping of two 13 dead levers has spliced pole 14 respectively, bedplate frame 1's side shaping have with spliced pole 14 complex mounting groove 15, bedplate frame 1's tip is provided with and supplies spliced pole 14 male installation breach 16, and in actual installation, in mounting groove 15 packs into through the spliced pole 14 with two 13 dead lever both ends installation breach 16, can realize being connected dismantling between dead lever 13 and the bedplate frame 11, this simple structure, easy dismounting.

Further fix the position of dead lever two 13, this technical scheme is through the side-mounting stiffener two 17 at bedplate rack 1, the one end of stiffener two 17 and bedplate rack 1 rotatable coupling, the other end shaping of stiffener two 17 have with spliced pole 14 complex fixed hook 18, in actual installation, when spliced pole 14 is located mounting groove 15, through rotating stiffener two 17, make the periphery at spliced pole 14 is established to its fixed hook 18 card, just can prevent spliced pole 14 landing in from mounting groove 15, thereby play the effect of further restriction dead lever two 13 positions, this dismouting structure prior art that compares, the structure is simpler, and convenient for operation, the cost is lower.

The detachable third fixing rod 19 is installed at the upper end of the backrest support 4, the dismounting structure of the third fixing rod 19 is the same as that of the second fixing rod 13, and therefore specific description is omitted herein, the arc-shaped bent portion 20 is formed in the middle of the third fixing rod 19 and the second fixing rod 13, the contour of a human body is fitted better, and the backrest support is more comfortable to use.

Detachable dead lever four 21 is installed to the rear end of seat grillage 1, and the both ends of dead lever four 21 are provided with the fixed column respectively, the side of seat grillage 1 is seted up and is supplied fixed column male spread groove.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a chair frame convenient to dismouting, a serial communication port, including bedplate frame (1), be provided with front support subassembly (2) on bedplate frame (1), back support subassembly (3) and back support (4), be provided with handrail device (5) between front support subassembly (2) and back support subassembly (3), front support subassembly (2), back support subassembly (3) are including landing leg (6) of installing in bedplate frame (1) both sides, the upper end of landing leg (6) respectively with handrail device (5) and bedplate frame (1) rotatable coupling, install dead lever (7) between the lower extreme of two landing legs (6), the both ends of dead lever (7) can be dismantled with landing leg (6) of both sides respectively and be connected, rotatable stiffener (8) are installed respectively to the both ends of dead lever (7), the other end and landing leg (6) of stiffener (8) can be dismantled and be connected, stiffener (8), dead lever (7), form triangle-shaped frame between landing leg (6) the three with stable structure.

2. The chair frame convenient for disassembly and assembly of claim 1, wherein: the side-mounting of dead lever (7) has coupling hook (9), the tip shaping of stiffener (8) has coupling hook two (10), be provided with mounting (11) on landing leg (6), the shaping has between mounting (11) and landing leg (6) and supplies coupling hook one (9), coupling hook two (10) to hook and establish fixed slot one (12) of connection.

3. The chair frame convenient for disassembly and assembly of claim 1, wherein: detachable dead lever two (13) are installed to the front end of seat grillage (1), and the both ends of dead lever two (13) are the shaping respectively have spliced pole (14), the side shaping of seat grillage (1) have with spliced pole (14) complex mounting groove (15), the tip of seat grillage (1) is provided with supplies spliced pole (14) male installation breach (16).

4. The chair frame convenient for disassembly and assembly of claim 3, wherein: the side surface of the seat plate frame (1) is provided with a second reinforcing rod (17), one end of the second reinforcing rod (17) is rotatably connected with the seat plate frame (1), and a first fixing hook (18) matched with the connecting column (14) is formed at the other end of the second reinforcing rod (17).

5. The chair frame convenient for disassembly and assembly of claim 3, wherein: and a detachable third fixing rod (19) is installed at the upper end of the backrest support (4), and an arc-shaped bent part (20) is formed in the middle of the third fixing rod (19) and the second fixing rod (13).

6. The chair frame convenient for disassembly and assembly of claim 1, wherein: the detachable dead lever four (21) is installed to the rear end of seat grillage (1), and the both ends of dead lever four (21) are provided with the fixed column respectively, the side of seat grillage (1) is seted up and is supplied fixed column male spread groove.