CN214230606U

CN214230606U - Detachable seat unit

Info

Publication number: CN214230606U
Application number: CN202021804989.9U
Authority: CN
Inventors: 李晓鸿; 傅豪; 钱威
Original assignee: Remacro Machinery and Technology Wujiang Co Ltd
Current assignee: Ruimai Technology Co ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-09-21
Anticipated expiration: 2030-08-24

Abstract

The utility model discloses a detachable seat unit, which comprises a seat main body and a backrest component, wherein the backrest component comprises a support connecting rod, a first mounting rack and a second mounting rack which are symmetrically arranged at two ends of the support connecting rod; first mounting bracket and second mounting bracket include integrated into one piece's installation department, connecting portion and inserted sheet respectively, the installation department with the support connecting rod is connected, connecting portion with the seat main part is connected, inserted sheet detachably is detained with the grafting that sets up on back frame and is connected. The utility model discloses the back and the handrail of seat unit can quick assembly disassembly, can make things convenient for the transportation of seat unit after the dismantlement, reduce occupation space, increase transportation loading volume, have reduced the cost of transportation.

Description

Detachable seat unit

Technical Field

The utility model relates to a furniture manufacturing technical field particularly, relates to a can dismantle seat unit.

Background

The seat is a common living and office appliance in daily life, the living standard is gradually improved, and the requirements on the comfort level and the function of the seat are higher and higher for solving the problems that the seat is easy to generate fatigue and better relax the body when being seated for a long time.

In order to improve the comfort of the seat, a plurality of existing leisure seats have the functions of rotation, leg extension and waist adjustment at the same time, and can meet the requirements of different sitting postures. The overall structure of the seat in the prior art is large in size, heavy in use and large in occupied indoor space, and the overall occupied space is large in transportation, so that the transportation cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that the seat back and the handrail can not be disassembled and assembled, the occupied space is large and the transportation is difficult in the prior art.

In order to achieve the above object, the present invention provides a detachable seat unit, comprising a seat main body and a backrest assembly, wherein the backrest assembly comprises a support link and a first mounting bracket and a second mounting bracket symmetrically arranged at two ends of the support link;

first mounting bracket and second mounting bracket include integrated into one piece's installation department, connecting portion and inserted sheet respectively, the installation department with the support connecting rod is connected, connecting portion with the seat main part is connected, inserted sheet detachably is detained with the grafting that sets up on back frame and is connected.

Furthermore, the inserting sheet is of a sheet structure with a tapered outline.

Further, be provided with the spread groove that has the tapering on the grafting knot, the inserted sheet through outside tapering with the spread groove cooperation on the grafting knot is connected, the grafting knot passes through the fastener and fixes on the back frame.

Further, the middle part of the support connecting rod is used for being connected with the driving rod, and the support connecting rod is used for adjusting the angle of the backrest assembly relative to the seat main body.

Furthermore, the seat main body also comprises a seat frame, and the seat frame is connected with the connecting part through two connecting pieces;

when the seat unit is in a sitting posture and an extended posture, the included angle between the insertion piece and the seat frame is not less than 85 degrees, and when the seat unit is in a lying posture, the included angle between the insertion piece and the seat frame is not less than 120 degrees.

Further, the seat main body further comprises a mounting side plate, the mounting side plate is connected with a supporting frame of the seat main body, and the supporting frame is used for being connected with a seat base.

Further, the outside of installation curb plate is provided with handrail coupling assembling, handrail coupling assembling includes mounting panel and at least one installation plug-in components, and at least one installation plug-in components set up on the mounting panel, installation plug-in components are used for being connected with handrail plug-in components cooperation on the handrail frame.

Further, the mounting plate comprises a plane portion and a bending portion, wherein the plane portion and the bending portion are integrally formed in a bending mode, the plane portion is connected with the mounting side plate, and the bending portion is connected with the mounting plug-in.

Further, a drive mechanism is included, the drive mechanism including a first drive source and a second drive source;

one end of the first driving source is connected with the supporting frame, and the other end of the first driving source is connected with the seat frame;

one end of the second driving source is connected with the stabilizer bar arranged in the middle of the seat frame, the other end of the second driving source is connected with the driving rod, and the driving mechanism is used for driving the seat unit to adjust among sitting, extending and lying positions.

Further, the leg mechanism is connected with the mounting side plate and used for extending or contracting under the driving of the driving mechanism.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses the seat unit sets up back subassembly and handrail coupling assembling, wherein, the cooperation of the first mounting bracket of back subassembly and second mounting bracket detachably and the grafting knot of setting on back frame are connected, handrail coupling assembling detachably is connected with the cooperation of handrail plug-in components on the handrail frame, back frame and the handrail frame of seat unit can quick assembly disassembly when having needs, can make things convenient for the transportation of seat unit after the dismantlement, reduce occupation space, increase transportation loading and unloading volume.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical means in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural view of a seat unit according to embodiment 1 of the present invention;

fig. 2 is a schematic structural view of a seat unit with a backrest frame according to embodiment 1 of the present invention;

fig. 3 is a schematic structural view of a seat unit with a backrest frame and an armrest frame according to embodiment 1 of the present invention;

fig. 4 is a schematic structural view of a handrail connecting assembly provided in embodiment 1 of the present invention;

fig. 5 is a plan view of a seat unit according to embodiment 1 of the present invention;

fig. 6 is an isometric view of a seat unit of embodiment 2 of the present invention;

fig. 7 is a schematic view of the sitting position of the seat unit of the present invention;

fig. 8 is a schematic view of the extended position of the seat unit of the present invention;

fig. 9 is a schematic view of the lying posture of the seat unit of the present invention;

fig. 10 is a schematic structural view of the manually driven seat unit of the present invention.

In the figure: 1-seat body, 2-backrest assembly, 21-support link, 22-first mounting bracket, 23-second mounting bracket, 221-mounting part, 222-connecting part, 223-plug piece, 3-backrest frame, 31-plug buckle, 311-connecting groove, 11-driving rod, 4-seat frame, 41-connecting piece, 42-stabilizer bar, 5-mounting side plate, 6-support frame, 61-seat base, 7-armrest connecting assembly, 71-mounting plate, 72-mounting insert, 8-armrest frame, 81-armrest insert, 711-plane part, 712-bending part, 9-driving mechanism, 91-first driving source, 92-second driving source, 10-leg mechanism.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "first", "second" and "third" 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, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In addition, in the present invention, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" and the like are to be understood broadly, and may be, for example, 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 utility model, the upper, lower, left and right are the description of the specific position of the chair in the practical use according to the attached drawings of the specification.

Example 1

As shown in fig. 1 to 6, embodiment 1 of the present invention provides a detachable seat unit, including a seat main body 1, a backrest module 2, and a backrest frame 3, where the backrest module 2 includes a support link 21, and a first mounting bracket 22 and a second mounting bracket 23 symmetrically disposed at two ends of the support link 21; the first mounting rack 22 and the second mounting rack 23 respectively include an integrally formed mounting portion 221, a connecting portion 222 and an insertion piece 223, the mounting portion 221 is connected to the support link 21, the connecting portion 222 is connected to the seat body 1, and the insertion piece 223 is detachably connected to the insertion buckle 31 disposed on the backrest frame 3. Specifically, in some embodiments, the mounting portion 221 is a bent structure bent toward the bracket connecting rod 21, and two ends of the connecting portion 222 are respectively and integrally formed with the mounting portion 221 and the insertion piece 223 by forging.

Specifically, the insertion piece 223 is a sheet structure with a tapered outline. Be provided with tapered spread groove 311 on the bayonet catch 31, the inserted sheet 223 through outside tapering with spread groove 311 cooperation on the bayonet catch 31 is connected, the bayonet catch 31 is fixed through the fastener on the back frame 3. The insertion piece 223 and the insertion buckle 31 are provided with respective assembling holes for fixing.

Specifically, the middle portion of the bracket link 21 is used for connecting with the driving lever 11, and the bracket link 21 is used for adjusting the angle of the backrest assembly 2 with respect to the seat main body 1. Specifically, both ends of the support link 21 are respectively connected to the first and second mounting

brackets

22 and 23 by fasteners such as screws or bolts. The middle part of the bracket connecting rod 21 is provided with a mounting part used for being connected with the driving rod 11, and the driving rod 11 is rotatably connected with the mounting part through a rotating shaft.

Specifically, as shown in fig. 2, the seat body 1 further includes a seat frame 4, and the seat frame 4 is connected to the connecting portion 222 through two connecting pieces 41; the angle between the tab 223 and the seat frame 4 is not less than 85 ° when the seating unit is in the sitting and extended position, and the angle between the tab 223 and the seat frame 4 is not less than 120 ° when the seating unit is in the recumbent position.

In particular, the seat unit is adjustable in this embodiment between positions of sitting, extended and lying positions. The insert 223 of the first and

second mounts

22, 23 may be at an angle of 85 °, 88 °, 90 °, 92 °, 95 °, etc. to the seat frame 4 when the seating unit is in the seating and extended positions. When the seat unit is in the lying position, the included angle between the inserting piece 223 and the seat frame 4 can be 120 °, 121 °, 123 ° or 125 ° or the like. The backrest frame 3 is approximately perpendicular to the seat frame 4 in the sitting position and the stretching position, and when the backrest frame 3 is adjusted to the lying position, the backrest frame 3 rotates backwards relative to the seat frame 4, so that the included angle between the backrest frame 3 and the seat frame 4 is enlarged, the seat unit is further stretched, and the comfort level is improved.

Specifically, the seat body 1 further comprises a mounting side plate 5, the mounting side plate 5 is connected with a support frame 6 of the seat body 1, and the support frame 6 is used for being connected with a seat base 61. Specifically, in the present embodiment, the middle portion of the supporting frame 6 is connected to a supporting column on the seat base 61, and the seat base 61 is a disc-shaped base, a rotatable wheel base, or a supporting base with other shapes.

Two ends of the supporting frame 6 are symmetrically provided with two mounting side plates 5, and one end of each mounting side plate 5 close to the backrest component is rotatably connected with the seat frame 4 through a linkage piece.

First mounting bracket 22 and second mounting bracket 23 detachably of seat unit are connected with back frame 3 in this embodiment, can also adjust the contained angle between back frame 3 and the seat frame 4 through back subassembly 2, both make things convenient for the dismouting transportation of seat unit, have increased the comfort level of seat unit again.

Example 2

As shown in fig. 3 and 4, embodiment 2 of the present invention provides a detachable seat unit, and embodiment 2 differs from embodiment 1 in that the seat unit further includes an armrest frame 8 and an armrest connection assembly 7. Specifically, an armrest connection assembly 7 is disposed on the outer side of the mounting side plate 5, the armrest connection assembly 7 includes a mounting plate 71 and at least one mounting plug 72, at least one mounting plug 72 is disposed on the mounting plate 71, and the mounting plug 72 is configured to be connected with an armrest plug 81 on the armrest frame 8 in a matching manner.

Specifically, as shown in fig. 4, the mounting plate 71 includes a flat portion 711 and a bent portion 712, which are integrally bent, the flat portion 711 is connected to the mounting side plate 5, and the bent portion 712 is connected to the mounting insert 72. In this embodiment, the plane portion 711 is bent inward relative to the bent portion 712 and is connected to the mounting side plate by a fastener, the two bent portions 712 are respectively connected to two ends of the plane portion 711, the two bent portions 712 are respectively provided with one mounting plug 72, two sides of the mounting plug 72 are bent inward to form a tapered slot, the handle plug 81 is fixed on the handle frame 8 by a fastener, and the handle plug 81 is inserted into the slot of the mounting plug 72.

The backrest frame 3 and the armrest frame 8 of the seat unit in the embodiment can be disassembled and assembled as required, so that the assembling speed of the seat unit can be increased, the occupied space can be reduced, the cabinet loading amount in the transportation process can be increased, and the transportation cost can be reduced.

Example 3

As shown in fig. 5 and 6, embodiment 3 of the present invention provides a detachable seat unit, and the difference between embodiment 3 and embodiment 2 is that the seat unit further includes a leg mechanism 10, the leg mechanism 10 is connected to the mounting side plate 5, and the leg mechanism 10 is configured to be extended or retracted by a driving mechanism 9. Specifically, the leg mechanism 10 includes an extendable and contractible link structure and a leg rest, and the leg mechanism 10 is extended forward for supporting the leg, so that the seat unit can be adjusted to an extended posture and a recumbent posture.

In some embodiments, as shown in fig. 5, the seat unit further comprises a drive mechanism 9, the drive mechanism 9 comprising a first drive source 91 and a second drive source 92; one end of the first driving source 91 is connected with the supporting frame 6, and the other end of the first driving source 91 is connected with the seat frame 4; one end of the second driving source 92 is connected with the stabilizer bar 42 arranged in the middle of the seat frame 4, the other end of the second driving source 92 is connected with the driving rod 11, and the driving mechanism 9 is used for driving the seat unit to adjust among sitting, extending and lying positions. Specifically, the first and

second driving sources

91 and 92 may be a push rod motor or a slider motor.

In other embodiments, as shown in fig. 10, the seating unit may also be actuated by a manual zipper, by which the extension or retraction of the leg mechanism and backrest assembly is controlled.

The utility model discloses the seat unit sets up back subassembly and handrail coupling assembling, wherein, the cooperation of the first mounting bracket of back subassembly and second mounting bracket detachably and the grafting knot of setting on back frame are connected, handrail coupling assembling detachably is connected with the cooperation of handrail plug-in components on the handrail frame, and the back frame and the handrail frame of seat unit can be dismouting at any time when having needs, can reduce occupation space after the dismantlement, increase transportation loading volume, convenient transportation, reduction cost of transportation. As shown in fig. 7-9, the seat unit can be adjusted between the positions of sitting, extended and lying positions, and is more convenient to use, and can meet different requirements of users.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention.

Claims

1. A detachable seating unit, comprising a seat main body (1) and a backrest assembly (2), wherein the backrest assembly (2) comprises a support link (21) and a first mounting bracket (22) and a second mounting bracket (23) symmetrically arranged at both ends of the support link (21);

first mounting bracket (22) and second mounting bracket (23) include integrated into one piece's installation department (221), connecting portion (222) and insertion piece (223) respectively, installation department (221) with support connecting rod (21) are connected, connecting portion (222) with seat main part (1) is connected, insertion piece (223) detachably is detained with the grafting that sets up on back frame (3) and is connected (31).

2. A detachable seating unit according to claim 1, wherein the patch (223) is a sheet-like structure with a tapered profile.

3. A detachable seat unit according to claim 1, wherein said plug buckle (31) is provided with a tapered connecting groove (311), said plug piece (223) is cooperatively connected with the connecting groove (311) of said plug buckle (31) by an outer taper, and said plug buckle (31) is fixed on said backrest frame (3) by a fastening member.

4. A detachable seat unit according to claim 1, characterised in that the carrier link (21) is provided in the middle for connection with a drive rod (11), the carrier link (21) being provided for adjusting the angle of the backrest module (2) relative to the seat body (1).

5. A detachable seat unit according to claim 1, wherein said seat body (1) further comprises a seat frame (4), said seat frame (4) being connected to said connecting portion (222) by two connecting pieces (41);

the angle between the patch (223) and the seat frame (4) is not less than 85 ° when the seating unit is in the sitting and extended position, and the angle between the patch (223) and the seat frame (4) is not less than 120 ° when the seating unit is in the reclined position.

6. A detachable seating unit according to claim 1, wherein the seat body (1) further comprises a mounting side plate (5), the mounting side plate (5) being connected with a support frame (6) of the seat body (1), the support frame (6) being adapted to be connected with a seat base (61).

7. A detachable seat unit according to claim 6, characterised in that an armrest connection assembly (7) is arranged on the outside of the mounting side plate (5), the armrest connection assembly (7) comprising a mounting plate (71) and at least one mounting insert (72), at least one mounting insert (72) being arranged on the mounting plate (71), the mounting insert (72) being adapted to be detachably fitted with an armrest insert (81) on an armrest frame (8).

8. A detachable seat unit according to claim 7, wherein said mounting plate (71) comprises a flat portion (711) and a bent portion (712) which are integrally bent, said flat portion (711) being connected to said mounting side plate (5), said bent portion (712) being connected to said mounting insert (72).

9. A detachable seat unit according to claim 1, further comprising a drive mechanism (9), said drive mechanism (9) comprising a first drive source (91) and a second drive source (92);

one end of the first driving source (91) is connected with the supporting frame (6), and the other end of the first driving source (91) is connected with the seat frame (4); one end of the second driving source (92) is connected with a stabilizer bar (42) arranged in the middle of the seat frame (4), the other end of the second driving source (92) is connected with a driving rod (11), and the driving mechanism (9) is used for driving the seat unit to be adjusted among sitting, extending and lying positions.

10. A detachable seating unit according to claim 1, further comprising a leg mechanism (10), the leg mechanism (10) being connected to the mounting side plate (5), the leg mechanism (10) being adapted to be extended or retracted upon actuation of the actuation mechanism (9).