CN219720182U

CN219720182U - Detachable chair

Info

Publication number: CN219720182U
Application number: CN202320994209.9U
Authority: CN
Inventors: 柴晓东; 费孟琦; 刘文群
Original assignee: Hangzhou Grado Furniture Design Co ltd
Current assignee: Hangzhou Grado Furniture Design Co ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-09-22
Anticipated expiration: 2033-04-27

Abstract

The utility model discloses a detachable chair, which comprises a chair seat, a plurality of chair legs connected to the bottom of the chair seat in a threaded manner, a backrest detachably connected to the side surface of the chair seat, and further comprises: the reinforcing mechanism comprises a fixed seat, a plurality of connecting rods and a plurality of connecting pieces; every all detachable connection is on the chair leg one the connecting piece, connecting piece is kept away from chair leg one end and connecting rod threaded connection, connecting rod is kept away from connecting piece one end and fixing base threaded connection. The detachable chair can be detached, and the joint of the chair legs and the chair seat is not easy to deform or break, so that the use safety and the service life of the chair are improved.

Description

Detachable chair

Technical Field

The utility model relates to the technical field of furniture, in particular to a detachable chair.

Background

The chair is a daily furniture. The chair legs and the chair back of the traditional chair are fixed on the seat board and cannot be disassembled, so that the structure is reliable in stability, but occupies a lot of space in package and transportation, and is inconvenient for a large number of transportation and distribution.

One prior art patent with publication number CN 212591149U: the utility model provides a detachable chair, includes two preceding chair feet, two back chair feet, bedplate and back of the chair, preceding chair foot and bedplate spiro union, the bedplate rear side is equipped with two through-holes, back chair foot and back of the chair pass through the through-hole spiro union or at the through-hole internal screw connection. The patent fixes the front chair leg and the seat board on the seat board in a threaded manner, and the rear chair leg and the chair back pass through the through hole in a threaded manner or are in a threaded manner in the through hole, so that the seat board is fixed between the rear chair leg and the chair back, and the chair has the effects of convenience in disassembly and assembly and convenience in transportation.

However, although the above patent solves the problem that the seat plate, the chair legs and the chair back are detachable, the strength of the joint of the chair legs and the seat plate may be reduced, and when the chair is used with weight being heavy, the joint of the chair legs and the seat plate may be easily bent, deformed or even broken, so that the use of the chair is affected.

Disclosure of Invention

In order to solve at least one technical problem mentioned in the background art, the utility model aims to provide a detachable chair, which not only can realize the detachment of the chair, but also can ensure that the joint of the chair legs and the chair seat is not easy to bend, deform or break, thereby improving the use safety and the service life of the chair.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a detachable chair, includes seat, a plurality of legs of threaded connection in the seat bottom and detachable back of connecting in the seat side, still includes: the reinforcing mechanism comprises a fixed seat, a plurality of connecting rods and a plurality of connecting pieces; every all detachable connection is on the chair leg one the connecting piece, connecting piece is kept away from chair leg one end and connecting rod threaded connection, connecting rod is kept away from connecting piece one end and fixing base threaded connection.

Optionally, the connecting rod adopts a bidirectional screw rod, and the fixing seat and the connecting piece are both provided with internal thread parts.

Optionally, a plurality of adjusting rods distributed along the radial direction of the connecting rod are fixedly connected to the outer side of the connecting rod.

Optionally, the connecting piece comprises a bottom plate, a threaded sleeve fixedly connected with the bottom plate, a clamping piece and a locking screw for fixing the clamping piece on the bottom plate; after the chair is installed, the bottom plate and the clamping piece are jointly fixed outside the chair legs.

Optionally, the chair legs are inclined outwards from top to bottom relative to the chair seat.

Optionally, the bottom plate is connected with the threaded sleeve in a hinged manner.

Optionally, the locking screw is a hand screw.

Optionally, the bottom ends of the chair legs are fixedly connected with anti-slip sleeves.

Optionally, the seat support has offered a plurality of draw-in grooves, back bottom rigid coupling has a plurality of cardboard that agree with the draw-in groove.

Optionally, the fixed orifices that the seat support with the cardboard all offered, fixed orifices on the seat support runs through the draw-in groove perpendicularly, fixed orifices on the cardboard runs through the cardboard perpendicularly, back is installed on the seat support, fixed orifices internal thread connection has the anticreep screw.

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

through setting up strengthening mechanism, utilize fixing base, connecting rod, connecting piece's cooperation to be equivalent to all chair legs and strengthening mechanism to be connected into a structure for the chair is difficult to take place bending deformation or rupture in the junction of chair leg and seat when using, and does not influence the dismantlement of chair, has improved life, safety in utilization and the reliability of use of chair on the whole.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an exploded view of the seat and back of the present utility model;

FIG. 3 is a schematic view of the mounting of the reinforcing mechanism and legs of the present utility model.

FIG. 4 is an exploded view of the connector of the present utility model.

In the figure: 1. a seat; 11. a clamping groove; 2. chair legs; 3. a backrest; 31. a clamping plate; 4. a reinforcement mechanism; 41. a fixing seat; 42. a connecting rod; 421. an adjusting rod; 43. a connecting piece; 431. a bottom plate; 432. a threaded sleeve; 433. a clamping piece; 434. locking a screw; 5. an anti-skid sleeve; 61. a fixing hole; 62. and (5) preventing the screw from falling off.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present embodiment provides a detachable chair, which comprises a seat 1, a plurality of legs 2 screwed on the bottom of the seat 1, and a backrest 3 detachably connected to the side of the seat 1, wherein a reinforcing mechanism 4 is installed between the legs 2 for further defining the positions of the legs 2 in use, the reinforcing mechanism 4 comprises a fixing seat 41, a plurality of connecting rods 42 and a plurality of connecting members 43, each of the legs 2 is detachably connected with one connecting member 43, one end of the connecting member 43 far away from the leg 2 is screwed with the connecting rod 42, one end of the connecting rod 42 far away from the connecting member 43 is screwed with the fixing seat 41, and when the reinforcing mechanism 4 is installed, the plurality of originally separated legs 2 are connected into a whole by the reinforcing mechanism 4.

The following further describes with specific use scenario, when the chair is used for a long time or has heavy people to sit down suddenly, the problem of bending or even breaking easily takes place in the junction of chair leg 2 and chair foot, and utilize strengthening mechanism 4, connect a plurality of connecting pieces 43 detachably respectively on seat support 1, then utilize connecting rod 42 to connect fixing base 41 and a plurality of connecting pieces 43 into a whole, further be equivalent to can combine into a whole with all chair legs 2 through strengthening mechanism 4, the overall joint strength between chair legs 2, and then guarantee that chair leg 2 is difficult for taking place to warp or break, the whole dismantlement function of chair has been guaranteed to the whole utilization strengthening mechanism 4, also can make the junction of chair leg and seat support be difficult for taking place to warp or break, further guarantee the life of chair, improve safety in utilization and reliability.

The installation process is further described, when the chair is installed, four chair legs 2 are firstly installed at the bottom of the chair seat 1, then all connecting rods 42 are sequentially screwed, all connecting pieces 43 can be contacted with the chair legs 2 in the respective directions, assembly between the chair legs 2 and the connecting pieces 43 can be carried out, then the connecting pieces 43 and the chair legs 2 are mutually fixed, then the connecting rods 42 are adjusted again, the connecting rods 42, the connecting pieces 43 and the fixing seats 41 can be mutually stably fixed, and then the chair legs 2 are stably connected together through the reinforcing structure, in addition, the connecting rods 42 are in threaded connection with the fixing seats 41 and the connecting pieces 43 so as to ensure that the overall lengths of the fixing seats 41, the connecting rods 42 and the connecting pieces 43 can be adjusted, so that the installation of all the connecting pieces 43 and the chair legs 2 is facilitated, in addition, radial play can not occur due to the fact that the threaded connection between the connecting rods 42 and the connecting pieces 43 and the fixing seats 41 is ensured, and the use rationality and reliability of the reinforcing mechanism 4 are ensured.

Referring to fig. 3, as a specific implementation manner of the embodiment of the present utility model, the connecting rod 42 is a bidirectional screw rod, both the fixing seat 41 and the connecting piece 43 are provided with internal thread portions, and both ends of the connecting rod 42 may be respectively screwed into the internal thread portions of the fixing seat 41 and the connecting piece 43.

Combining concrete service scenario, adopting the connecting rod 42 of two-way lead screw style, then can screwing the time to connecting rod 42, the both ends of connecting rod 42 can carry out screw fit with fixing base 41 and connecting piece 43 simultaneously, can pass through the installation fixed process of strengthening mechanism 4, have improved the overall installation effectiveness of chair.

Referring to fig. 1 or 3, as a specific implementation manner of the embodiment of the present utility model, a plurality of adjusting rods 421 distributed along the radial direction of the connecting rod 42 are fixedly connected to the outer side of the connecting rod 42, so as to facilitate controlling the connecting rod 42 to rotate relative to the fixing seat 41 and the connecting piece 43.

When the connecting piece is fixed with the chair leg, the connecting rod 42 can be conveniently controlled to rotate relative to the fixing seat 41 and the connecting piece 43 by utilizing the adjusting rod 421 at the outer side of the connecting rod 42, so that the installation and the disassembly of the reinforcing mechanism 4 are convenient, and the installation and use convenience of the detachable chair is improved.

Referring to fig. 3 and 4, as an embodiment of the present utility model, the connecting member 43 includes a bottom plate 431, a threaded sleeve 432 fixedly connected to the bottom plate 431, a clamping member 433, and a locking screw 434 for fixing the clamping member 433 to the bottom plate 431, and after the assembly, the bottom plate 431 and the clamping member 433 are jointly fixed to the outside of the chair leg 2.

In combination with a specific use scene, when the chair is installed, the threaded sleeve 432 is firstly connected with the connecting rod 42 in a threaded manner, the whole length of the connecting rod 42, the fixed seat 41 and the connecting piece 43 is adjusted until the clamping piece 433 and the bottom plate 431 can be stably fixed on the chair leg 2 by the locking screw 434, the other chair legs are installed by the connecting piece 43 in the mode, and finally all the connecting rods 42 are adjusted, so that the reinforcing mechanism 4 can stably fix all the chair legs 2 to ensure that the chair leg 2 is not easy to deform or break at the joint of the chair seat 1, and the use reliability and safety of the chair are ensured.

In addition, the bottom plate 431 and the clamping piece 433 are jointly fixed outside the chair leg 2 by the locking screw 434, so that the connection between the chair leg 2 and the connecting piece 43 is stable, the integral structure of the chair leg 2 is not damaged, the integral strength of the chair leg 2 is further improved, and the use safety of the chair is improved.

In order to ensure that the chair is not easy to turn over, referring to fig. 1 and 3, the chair legs are inclined outwards from top to bottom relative to the chair seat.

The chair legs 2 are obliquely arranged at the bottom of the chair seat 1 from top to bottom in combination with a specific use scene, so that the placement and use processes of the chair are more stable, the problem of side turning is not easy to occur, and the use safety of the chair is improved.

Referring to fig. 3 and 4, as one embodiment of the present utility model, a bottom plate 431 is hinged with a threaded sleeve 432.

When the inclination angles between the chair legs 2 and the chair seat 1 are different, if the bottom plate 431 is fixedly connected with the threaded sleeve 432, the different angles cannot be met, and the bottom plate 431 is hinged with the threaded sleeve 432, so that the chair can adapt to the conditions that the inclination angles between the chair legs 2 and the chair seat 1 are different, and the assembly rationality and the assembly generality of the chair are improved.

Referring to fig. 4, as an embodiment of the present utility model, a hand screw is used for the locking screw 434.

The detachable connection between the connecting piece 43 and the chair leg 2 can be facilitated by adopting the hand-screwed screws in combination with specific use scenes, and tools are not required to be found when the connecting piece 43 and the chair leg 2 are installed, so that the convenience of installation and disassembly of the chair is improved to a certain extent.

In order to ensure the stability of the chair legs 2 when being placed on the ground, referring to the figure, as a specific implementation manner of the embodiment of the utility model, an anti-slip sleeve 5 is fixedly connected to the bottom end of each chair leg 2.

Combine specific service scenario, equal fixed connection antiskid cover 5 in every chair leg 2 bottom can enough increase the area of contact of chair leg 2 with ground, also can then improve the coefficient of friction between chair leg 2 bottom and the ground, and then improved the holistic antiskid effect of chair for the daily placement and the use of chair are more steady.

Referring to fig. 1 and 2, as a specific implementation of the embodiment of the present utility model, a plurality of clamping grooves 11 are formed in the seat 1, and a plurality of clamping plates 31 engaging with the clamping grooves 11 are fixedly connected to the bottom end of the backrest 3.

Combining specific use scene, setting up cardboard 31 and draw-in groove 11 can increase the area of being connected of seat support 1 and back 3, has improved the connection stability between seat support 1 and the back 3, has guaranteed the security that back 3 used.

Referring to fig. 1 and 2, as a specific implementation manner of the embodiment of the present utility model, fixing holes 61 are formed in both the seat 1 and the clamping plate 31, the fixing holes 61 on the seat 1 vertically penetrate through the clamping grooves 11, the fixing holes 61 on the clamping plate 31 vertically penetrate through the clamping plate 31, and after the backrest 3 is mounted on the seat 1, an anti-falling screw 62 is connected in the fixing holes 61 in a threaded manner.

By combining with a specific use scene, the anti-falling screw 62 ensures that the backrest 3 is not easy to separate after being mounted on the clamping plate 31, improves the mounting stability of the backrest 3 and the chair seat 1, and ensures that the chair is more reliable to use.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. The utility model provides a detachable chair, includes seat (1), a plurality of chair legs (2) of threaded connection in seat (1) bottom and detachable back (3) of connecting in seat (1) side, its characterized in that still includes:

the reinforcing mechanism (4) comprises a fixed seat (41), a plurality of connecting rods (42) and a plurality of connecting pieces (43); every all detachable connection on chair leg (2) connecting piece (43), connecting piece (43) keep away from chair leg (2) one end and connecting rod (42) threaded connection, connecting rod (42) keep away from connecting piece (43) one end and fixing base (41) threaded connection.

2. A detachable chair according to claim 1, wherein the connecting rod (42) is a two-way screw rod, and the fixing base (41) and the connecting member (43) are provided with female screw portions.

3. A detachable chair according to claim 2, characterized in that the outer side of the connecting rod (42) is fixedly connected with a plurality of adjusting rods (421) distributed along the radial direction of the connecting rod (42).

4. A detachable chair according to claim 1, wherein the connecting member (43) comprises a base plate (431), a threaded sleeve (432) mounted on the base plate (431), a clip (433) and a locking screw (434) for securing the clip (433) to the base plate (431); after the chair is installed, the bottom plate (431) and the clamping piece (433) are jointly fixed outside the chair leg (2).

5. A detachable chair according to claim 4, wherein the legs (2) are inclined outwards from top to bottom relative to the seat (1).

6. A detachable chair according to claim 5, wherein the base plate (431) is connected to the threaded sleeve (432) in an articulated manner.

7. The detachable chair according to claim 6, wherein the locking screw (434) is a hand screw.

8. The detachable chair according to claim 1, wherein the bottom ends of the chair legs (2) are fixedly connected with anti-slip sleeves (5).

9. The detachable chair according to claim 1, wherein the seat (1) is provided with a plurality of clamping grooves (11), and the bottom end of the backrest (3) is fixedly connected with a plurality of clamping plates (31) which are matched with the clamping grooves (11).

10. The detachable chair according to claim 9, wherein the fixing holes (61) are formed in the seat (1) and the clamping plate (31), the fixing holes (61) in the seat (1) vertically penetrate through the clamping grooves (11), the fixing holes (61) in the clamping plate (31) vertically penetrate through the clamping plate (31), and the back rest (3) is mounted on the seat (1), and the anti-falling screws (62) are connected with the fixing holes (61) in a threaded manner.