CN220308745U - Liftable adjustment back seat - Google Patents

Abstract

The utility model discloses a lifting and adjusting backrest seat which comprises a base, a movable drawer, a first backrest and a headrest, wherein two sides of the top end of the base are connected with side plates, the base and the side plates are fixedly connected, a rotating motor is arranged at the bottom end inside the side plates, a threaded rod is arranged at the output shaft end of the rotating motor, a threaded block is connected with the external threads of the threaded rod, and a connecting block is fixedly connected to one side of the threaded block. According to the utility model, the rotating motor is arranged at the bottom ends of the side plates at the two sides of the top end of the base, the threaded rod in the side plates can be driven to rotate by starting the rotating motor, meanwhile, the threaded block on the threaded rod can drive the first backrest to lift through the connecting block, and the waist of a user can be supported at different heights through the height adjustment of the first backrest, so that the comfort of the seat for a long time is improved.

Description

Liftable adjustment back seat

Technical Field

The utility model relates to the technical field of backrest seats, in particular to a backrest seat capable of being adjusted in a lifting mode.

Background

The seat is daily household articles for people, and the existing seat types comprise a backrest seat, a backrest-free seat, a fixed seat, a foldable seat and the like, wherein the backrest seat can support the back of a human body to realize the backrest, and the backrest has better comfort level, so that the seat is favored by consumers.

In the backrest seat disclosed in the Chinese patent application publication No. CN203969802U, the inclination of the backrest plate can be adjusted, when the backrest plate is adjusted, the backrest plate is lifted, the limiting pin slides relative to the long groove, then the lower end of the backrest plate 1 is propped against the stop block corresponding to the inclination required by the backrest plate, and the inclination of the backrest plate can be adjusted, but the specification of the whole position of the backrest is fixed, and the backrest can cause waist discomfort for a user after long-time sitting, so that the backrest seat is unfavorable for long-time use.

Disclosure of Invention

The present utility model is directed to a liftable backrest seat, which solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a liftable adjustment back seat, includes base, movable drawer, first back and back rest, the both sides connection on base top is provided with the curb plate, the base belongs to fixed connection with the curb plate, the rotating electrical machines is installed to the inside bottom of curb plate, the threaded rod is installed to the output shaft end of rotating electrical machines, the outside threaded connection of threaded rod has the screw thread piece, one side fixedly connected with connecting block of screw thread piece, one side connection of connecting block is provided with first back rest, the connecting block belongs to fixed connection with first back rest, one side connection on base top is provided with the second back rest, the base belongs to fixed connection with the second back rest, one side connection of second back rest is provided with the back rest.

Preferably, the two sides of the base are connected with a slide bar, the base and the slide bar are fixedly connected, and a cushion is movably connected at the middle position of the top end of the base.

Preferably, a movable drawer is movably connected to the middle position of one side inside the base, and a handle is fixedly connected to the middle position of one side of the movable drawer.

Preferably, the two sides of the movable drawer are connected with sliding blocks, the movable drawer and the sliding blocks are fixedly connected, and the sliding rods are connected inside the sliding blocks in a sliding manner.

Preferably, a spring is fixedly connected to one side of the sliding block, and the sliding block slides on the sliding rod and can squeeze the spring at one side.

Preferably, the connection of the back cushion is provided with an elastic rope, the back cushion and the elastic rope are fixedly connected, and one side of the elastic rope is movably connected with a second backrest.

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

1. according to the liftable backrest seat, the rotating motor is arranged at the bottom ends of the side plates at the two sides of the top end of the base, the threaded rod inside the side plates can be driven to rotate by starting the rotating motor, meanwhile, the threaded block on the threaded rod can drive the first backrest to lift through the connecting block, and the waist of a user can be supported at different heights through the height adjustment of the first backrest, so that the comfort of the seat for a long time is improved;

2. this kind of liftable adjustment back seat is provided with movable drawer through the intermediate position in the base to can take out movable drawer from the inside of base through the handle, movable drawer can drive the slider simultaneously and slide on the slide bar, and extrudees the spring of one side, and movable drawer can accomodate storage to seat user's clothes etc. this moment, and through loosening the handle, the extruded reaction force of spring can promote movable drawer through the inside of slider promotion quick income base this moment, thereby increase the convenience of access to user's clothes etc..

Drawings

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

FIG. 2 is a schematic elevational view of the present utility model;

FIG. 3 is a schematic top view of the base of the present utility model;

fig. 4 is a schematic top view of the second backrest of the present utility model.

In the figure: 1. a base; 101. a slide bar; 102. a cushion; 2. a movable drawer; 201. a handle; 202. a slide block; 203. a spring; 3. a side plate; 301. a rotating electric machine; 302. a threaded rod; 303. a screw block; 304. a connecting block; 4. a first backrest; 5. a second backrest; 6. a headrest; 601. an elastic rope.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. 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.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a number" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-4, an embodiment of the present utility model is provided: a liftable backrest seat comprises a base 1, a movable drawer 2, a first backrest 4 and a headrest 6, wherein two sides of the inside of the base 1 are connected with slide bars 101, the base 1 and the slide bars 101 are fixedly connected, a cushion 102 is movably connected to the middle position of the top end of the base 1, and the cushion 102 can increase comfort of a user during use;

the middle position of one side of the inside of the base 1 is movably connected with a movable drawer 2, the middle position of one side of the movable drawer 2 is fixedly connected with a handle 201, two sides of the movable drawer 2 are connected with the handle 201, the movable drawer 2 and the slide block 202 are fixedly connected, the inside of the slide block 202 is slidably connected with a slide rod 101, one side of the slide block 202 is fixedly connected with a spring 203, the handle 201 is pulled, the handle 201 can drive the movable drawer 2 to move, meanwhile, the movable drawer 2 can drive the slide blocks 202 on two sides to slide on the slide rod 101, and meanwhile, the slide block 202 can squeeze the spring 203 on one side;

the two sides of the top end of the base 1 are connected with the side plates 3, the base 1 and the side plates 3 are fixedly connected, the bottom end in the side plates 3 is provided with a rotary motor 301, the output shaft end of the rotary motor 301 is provided with a threaded rod 302, the external threads of the threaded rod 302 are connected with a threaded block 303, one side of the threaded block 303 is fixedly connected with a connecting block 304, one side of the connecting block 304 is connected with a first backrest 4, the connecting block 304 and the first backrest 4 are fixedly connected, the rotary motor 301 is started to drive the threaded rod 302 to rotate, the threaded block 303 on the threaded rod 302 can freely lift on the threaded rod 302, meanwhile, the threaded block 303 can drive the first backrest 4 to lift and adjust through the connecting block 304, and the rotary motor 301 is a Y160M1-2 motor;

one side connection at base 1 top is provided with second back 5, and base 1 and second back 5 belong to fixed connection, and one side connection of second back 5 is provided with back rest 6, and the connection of back rest 6 is provided with elastic cord 601, and back rest 6 and elastic cord 601 belong to fixed connection, and one side swing joint of elastic cord 601 has second back 5, and back rest 6 can be through elastic cord 601 cover on the top of second back 5 to carry out the support of user's shoulder neck.

When the embodiment of the application is used, the following steps are adopted: the user sits on the cushion 102 on base 1 top to control rotary motor 301 through external control ware and start, then rotary motor 301 can drive threaded rod 302 rotation, the screw thread piece 303 on the threaded rod 302 can drive first back 4 through connecting block 304 simultaneously and go up and down, thereby make first back 4 adjust to suitable position and carry out user's lumbar support, can overlap headrest 6 on the top of second back 5 through elastic cord 601 simultaneously, and carry out user's shoulder neck support, simultaneously pulling handle 201 of base 1 one side, then handle 201 can drive movable drawer 2 and follow the inside of base 1 and can carry out the accomodating of user's debris clothing etc..

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a liftable adjustment back seat, its characterized in that, including base (1), movable drawer (2), first back (4) and back rest (6), the both sides connection on base (1) top is provided with curb plate (3), base (1) and curb plate (3) belong to fixed connection, rotating electrical machines (301) are installed to the inside bottom of curb plate (3), threaded rod (302) are installed to the output shaft end of rotating electrical machines (301), the external screw thread connection of threaded rod (302) has screw thread piece (303), one side fixedly connected with connecting block (304) of screw thread piece (303), one side connection of connecting block (304) is provided with first back rest (4), connecting block (304) and first back rest (4) belong to fixed connection, one side connection on base (1) top is provided with second back rest (5), base (1) and second back rest (5) belong to fixed connection, one side connection of second back rest (5) is provided with back rest (6).

2. The liftable and adjustable back seat of claim 1, wherein: the seat is characterized in that sliding rods (101) are connected to two sides of the inside of the base (1), the base (1) and the sliding rods (101) are fixedly connected, and a seat cushion (102) is movably connected to the middle position of the top end of the base (1).

3. The liftable and adjustable back seat of claim 1, wherein: the middle position of one side of the inside of the base (1) is movably connected with a movable drawer (2), and the middle position of one side of the movable drawer (2) is fixedly connected with a handle (201).

4. A liftable and adjustable back seat as set forth in claim 3, wherein: the two sides of the movable drawer (2) are connected with a sliding block (202), the movable drawer (2) and the sliding block (202) are fixedly connected, and a sliding rod (101) is connected inside the sliding block (202) in a sliding mode.

5. The liftable and adjustable back seat of claim 4, wherein: one side of the sliding block (202) is fixedly connected with a spring (203).

6. The liftable and adjustable back seat of claim 1, wherein: the utility model discloses a back rest, including back rest (6), elastic cord (601) is provided with to the connection of back rest (6), back rest (6) and elastic cord (601) belong to fixed connection, one side swing joint of elastic cord (601) has second back (5).