CN221083165U - Metal framework at bottom of seat - Google Patents

Abstract

The utility model belongs to the technical field of seats, and provides a seat bottom metal framework, which comprises a backrest and a cushion assembly, wherein the cushion assembly further comprises a cushion main body and an adjustable cushion piece movably arranged at the front end of the cushion main body, and a rotating piece is arranged between the adjustable cushion piece and the cushion main body so as to enable the adjustable cushion piece to rotate; the utility model provides a seat cushion, including the main part, the main part bottom is still provided with adjustable skeleton subassembly, adjustable skeleton subassembly includes a fixed supporting skeleton, the activity is provided with the sliding seat on the supporting skeleton, fixed being provided with the fixing base on the outer wall of adjustable cushion spare bottom, through being provided with the cushion subassembly, the cushion subassembly includes the main part of cushion and adjustable cushion spare, and adjustable cushion spare belongs to a part that supports human thigh front end, appears following the problem of collapsing after the main part of cushion used for a long time, supports the thigh front end with adjustable cushion spare up-regulated to prevent that the thigh from receiving downward force of oppression, thereby convenient to use person sedentary.

Description

Metal framework at bottom of seat

Technical Field

The utility model belongs to the technical field of seats, and particularly relates to a metal framework at the bottom of a seat.

Background

The seat is a seat with a backrest and armrests, and with the development of technology, the style and functions of the seat are also more and more, such as an ergonomic seat, an automobile seat or an office seat.

After the existing office chair is used for a long time, as shown in fig. 1, because the mesh cloth is too soft, the seat cushion position may collapse downwards, when a user uses the chair, because the seat cushion is inclined, the front end of the thigh has insufficient supporting force, so the thigh is pressed downwards due to sitting for a long time, and the leg is numb due to blood non-circulation.

Disclosure of utility model

The utility model provides a seat bottom metal framework, which solves the problems in the prior art.

The technical scheme of the utility model is realized as follows:

The seat bottom metal framework comprises a backrest and a cushion assembly, wherein the cushion assembly further comprises a cushion main body and an adjustable cushion piece movably arranged at the front end of the cushion main body, and a rotating piece is arranged between the adjustable cushion piece and the cushion main body so as to enable the adjustable cushion piece to rotate;

The bottom of the cushion main body is also provided with an adjustable framework component, the adjustable framework component comprises a fixed supporting framework, a sliding seat is movably arranged on the supporting framework, a fixed seat is fixedly arranged on the outer wall of the bottom of the adjustable cushion piece, a supporting rod is arranged between the fixed seat and the sliding seat, and two ends of the supporting rod are respectively and movably connected with the fixed seat and the sliding seat;

The adjustable framework assembly further comprises an adjusting piece, and the adjusting piece enables the sliding seat to slide along the length direction of the supporting framework.

Further, the adjustable skeleton assembly further comprises a top plate integrally formed with the supporting skeleton, and the top plate is fixedly arranged on the outer wall of the bottom of the cushion main body.

Further, the side wall of the supporting framework is also provided with a sliding groove, the side wall of the inner side of the sliding seat and the protrusion of the sliding groove are provided with sliding blocks, and the sliding blocks are matched with the sliding grooves, so that the sliding seat can be limited when sliding.

Further, the regulating part comprises a screw rod, a connecting seat is integrally formed on one side wall of the sliding seat, the screw rod is inserted into the inner side of the connecting seat, connecting plates are fixedly arranged at positions, corresponding to the screw rod, of the side wall of the supporting framework, and two ends of the screw rod are respectively and movably arranged on the inner sides of the two connecting plates.

Further, the front end of the screw rod is fixedly connected with a handle.

After the technical scheme is adopted, the utility model has the beneficial effects that:

According to the utility model, the cushion assembly is arranged, and comprises the cushion main body and the adjustable cushion piece, the adjustable cushion piece belongs to a part for supporting the front ends of thighs of a human body, when the cushion main body is used for a long time, the problem of collapse occurs as follows, the adjustable cushion piece is adjusted upwards to prop against the front ends of thighs, so that the thighs are prevented from being pressed downwards, and a user can sit for a long time conveniently;

According to the utility model, the adjustable framework component is arranged and adjusts the adjustable cushion component through the supporting rod, so that the adjustable cushion component can prop against the front end of the thigh of a user, and is adjusted according to the actual condition of the user, so that the universality is high.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a prior art schematic view of a seat according to the present utility model;

FIG. 2 is a schematic elevational view of a metal frame of a seat bottom;

FIG. 3 is a schematic perspective view of a metal frame of a seat bottom;

fig. 4 is a schematic view of a partial enlarged structure at a in fig. 3.

In the figure, 10, a seat cushion assembly; 101. a seat cushion main body; 102. an adjustable cushion member; 103. a rotating member; 20. a backrest;

30. an adjustable skeleton assembly; 301. a top plate; 302. a support skeleton; 303. a connecting plate; 304. a connecting seat; 305. a screw rod; 306. a grip; 307. a sliding seat; 308. a support rod; 309. a fixing seat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described 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.

Examples:

As shown in fig. 1 to 4, a seat bottom metal skeleton includes a backrest 20, a seat cushion assembly 10, the seat cushion assembly 10 further includes a seat cushion main body 101 and an adjustable seat cushion member 102 movably disposed at a front end thereof, and a rotation member 103 is disposed between the adjustable seat cushion member 102 and the seat cushion main body 101 to rotate the adjustable seat cushion member 102; the bottom of the cushion main body 101 is also provided with an adjustable framework assembly 30, the adjustable framework assembly 30 comprises a fixed supporting framework 302, a sliding seat 307 is movably arranged on the supporting framework 302, a fixed seat 309 is fixedly arranged on the outer wall of the bottom of the adjustable cushion member 102, a supporting rod 308 is arranged between the fixed seat 309 and the sliding seat 307, and two ends of the supporting rod 308 are respectively and movably connected with the fixed seat 309 and the sliding seat 307; the adjustable frame assembly 30 further comprises an adjusting member, which enables the sliding seat 307 to slide along the length direction of the supporting frame 302;

When the seat cushion main body 101 is reclined as shown in fig. 1, the user is sitting on the seat cushion main body 101, and the front ends of the thighs are not effectively supported, and at this time, the front ends of the thighs can be supported by adjusting the adjustable seat cushion member 102 upwards, specifically, the sliding seat 307 is driven to move forwards by the adjusting member; as shown in fig. 4, the adjusting member includes a screw rod 305, a connecting seat 304 is integrally formed on a side wall of one side of the sliding seat 307, the screw rod 305 is inserted into an inner side of the connecting seat 304, a connecting plate 303 is fixedly arranged on a position corresponding to the screw rod 305 on a side wall of the supporting frame 302, and two ends of the screw rod 305 are respectively movably arranged on inner sides of the two connecting plates 303; the front end of the screw rod 305 is also fixedly connected with a handle 306; the specific adjusting process of the adjusting piece is that the screw rod 305 is driven to rotate by screwing the handle 306, when the screw rod 305 rotates, the connecting seat 304 sleeved on the screw rod 305 linearly moves along the screw rod 305, and the sliding seat 307 is driven to move together due to the integral formation between the connecting seat 304 and the sliding seat 307; the supporting rod 308 is arranged between the sliding seat 307 and the fixed seat 309, the supporting rod 308 rotates around the axle center connected with the sliding seat 307, the other end of the supporting rod 308 rotates around the axle center arranged on the fixed seat 309, the fixed seat 309 is lifted, and the fixed seat 309 is fixedly connected with the adjustable cushion member 102, so that the adjustable cushion member 102 is lifted, the front ends of thighs are supported by the adjustable cushion member 102, the thighs are prevented from being pressed downwards, and the comfort of a user is improved;

As shown in fig. 4, the adjustable framework assembly 30 further includes a top plate 301 integrally formed with the supporting framework 302, where the top plate 301 is fixedly disposed on the bottom outer wall of the seat cushion main body 101;

As shown in fig. 4, the side wall of the supporting frame 302 is further provided with a sliding groove, and the inner side wall of the sliding seat 307 and the sliding groove are convexly formed with sliding blocks, and the sliding blocks are matched with the sliding grooves, so that the sliding seat 307 is limited when sliding.

Working principle: when the seat cushion is not used for supporting the front end of the thigh, the adjustable seat cushion piece 102 can be moved upwards to be in contact with the front end of the thigh, specifically, the handle 306 is screwed, the handle 306 drives the screw rod 305 to rotate, the connecting seat 304 sleeved on the screw rod 305 moves along the length direction of the screw rod, the connecting seat 304 drives the sliding seat 307 integrated with the connecting seat 307 to slide along the supporting framework 302, the supporting rod 308 arranged between the sliding seat 307 and the fixed seat 309 rotates clockwise, the adjustable seat cushion piece 102 on the fixed seat 309 is lifted, the upper end face of the adjustable seat cushion piece is contacted with the front end of the thigh, supporting force is provided, the front end of the thigh is prevented from being pressed downwards, and comfort level of the seat cushion is improved.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (5)

1. A seat bottom metal framework comprises a backrest (20) and is characterized by further comprising a cushion assembly (10), wherein the cushion assembly (10) further comprises a cushion main body (101) and an adjustable cushion piece (102) movably arranged at the front end of the cushion main body, and a rotating piece (103) is arranged between the adjustable cushion piece (102) and the cushion main body (101) so as to enable the adjustable cushion piece (102) to rotate;

The adjustable seat cushion is characterized in that an adjustable framework assembly (30) is further arranged at the bottom of the seat cushion main body (101), the adjustable framework assembly (30) comprises a fixed supporting framework (302), a sliding seat (307) is movably arranged on the supporting framework (302), a fixing seat (309) is fixedly arranged on the outer wall of the bottom of the adjustable seat cushion piece (102), a supporting rod (308) is arranged between the fixing seat (309) and the sliding seat (307), and two ends of the supporting rod (308) are respectively and movably connected with the fixing seat (309) and the sliding seat (307);

The adjustable frame assembly (30) further includes an adjustment member that allows the sliding seat (307) to slide along the length of the support frame (302).

2. A seat bottom metal armature as claimed in claim 1, wherein the adjustable armature assembly (30) further comprises a top plate (301) integrally formed with the support armature (302), the top plate (301) being fixedly disposed on the bottom outer wall of the seat cushion body (101).

3. The metal framework of the seat bottom according to claim 1, wherein the side wall of the supporting framework (302) is further provided with a sliding groove, the inner side wall of the sliding seat (307) and the sliding groove are convexly formed with sliding blocks, and the sliding blocks and the sliding groove are matched with each other, so that the sliding of the sliding seat (307) is limited.

4. The metal framework of the seat bottom according to claim 1, wherein the adjusting piece comprises a screw rod (305), a connecting seat (304) is integrally formed on one side wall of the sliding seat (307), the screw rod (305) is inserted into the inner side of the connecting seat (304), connecting plates (303) are fixedly arranged on the side wall of the supporting framework (302) corresponding to the screw rod (305), and two ends of the screw rod (305) are movably arranged on the inner sides of the two connecting plates (303).

5. A seat bottom metal armature as claimed in claim 4, wherein the front end of the screw (305) is further fixedly connected with a grip (306).