CN219877801U - Multifunctional sofa and backrest telescopic control structure - Google Patents

Abstract

The utility model discloses a multifunctional sofa and backrest telescopic control structure, which comprises a sofa seat, a backrest and a moving assembly, wherein the lower end of the sofa seat is fixedly connected with a mounting plate, the lower end of the mounting plate is provided with a hydraulic cylinder, the upper end of the hydraulic cylinder is provided with a telescopic rod, the outer side wall of the backrest is detachably connected with an assembly block, the upper end of the telescopic rod is fixedly connected with the assembly block, the moving assembly comprises a wire shaft sleeve block, a wire shaft, a rotating handle and a roller, the two sides of the mounting plate are fixedly connected with the wire shaft sleeve block, the inner side wall of the wire shaft sleeve block is in threaded connection with the wire shaft, the upper end of the wire shaft is fixedly connected with the rotating handle, and the lower end of the wire shaft is provided with the roller. This multi-functional sofa and back expansion control structure is through starting the pneumatic cylinder switch, and the pneumatic cylinder work promotes the telescopic link and upwards stretches out and draws back, and the telescopic link drives the equipment piece and the back is moved up, applicable personnel of different heights.

Description

Multifunctional sofa and backrest telescopic control structure

Technical Field

The utility model relates to the technical field of sofas, in particular to a multifunctional sofa and backrest telescopic control structure.

Background

The sofa is a foreign word and is transliterated according to the English word sofa. Is a multi-seat chair with soft cushions. The back rest chair with springs or thick foam plastic and the like is provided with armrests on two sides, and is one of soft furniture.

Patent number CN201210543053.9 discloses a detachable sofa, which comprises a backrest, a base and armrests on two sides, wherein the armrests and the backrest are all arranged on the base, and the armrests and the backrest are connected with the base in an inserting mode. At least two inserted bars are arranged at the bottom of the handrail, and at least two buckle type jacks matched with the inserted bars at the bottom of the handrail are arranged on the left end surface and the right end surface of the base. At least two jacks are arranged at the bottom of the backrest, and at least two inserted bars matched with the jacks at the bottom of the backrest are arranged at the rear end of the base. The armrests and the backrest on the two sides of the sofa can be conveniently separated from the base, so that the space utilization rate of the sofa during shipment is improved, and the transportation cost is saved.

At present, the sofa has the following disadvantages: 1. the backrest of the conventional sofa cannot be adjusted according to actual needs, and the applicability is not enough; 2. the prior sofa is inconvenient to move and carry. Therefore, we propose a multifunctional sofa and backrest telescopic control structure.

Disclosure of Invention

The utility model mainly aims to provide a multifunctional sofa and backrest telescopic control structure, which can be suitable for people with different heights by starting a hydraulic cylinder switch, and the hydraulic cylinder works to push a telescopic rod to extend upwards, and the telescopic rod drives an assembly block and the backrest to move upwards, so that the problems in the background technology can be effectively solved.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a multi-functional sofa and back expansion control structure, includes the sofa seat, still includes back and removal subassembly, sofa seat lower extreme fixedly connected with mounting panel, the pneumatic cylinder is installed to the mounting panel lower extreme, the telescopic link is installed to the pneumatic cylinder upper end, the back lateral wall can be dismantled and be connected with the equipment piece, telescopic link upper end fixedly connected with equipment piece, remove the subassembly and include silk axle sleeve piece, silk axle, rotatory handle and gyro wheel, mounting panel both sides fixedly connected with silk axle sleeve piece, silk axle sleeve piece inside wall threaded connection silk axle, silk axle upper end fixedly connected with is rotatory to, the gyro wheel is installed to silk axle lower extreme.

Further, the lower end of the mounting plate is fixedly connected with an L-shaped supporting plate; the L-shaped supporting plate plays a supporting role on the mounting plate.

Further, armrests are fixedly connected to two sides of the backrest; armrests may provide for the placement of the arms of the staff.

Further, an airbag is adhered to the inner surface of the backrest; the gasbag protects the neck of the person sitting on the sofa to a certain extent.

Further, an inflating nozzle is arranged on the air bag; and (5) filling gas into the air bag through the charging connector.

Compared with the prior art, the sofa has the following beneficial effects that 1, by starting the hydraulic cylinder switch, the hydraulic cylinder works to push the telescopic rod to extend upwards, the telescopic rod drives the assembly block and the backrest to move upwards, and the problems that the backrest of the sofa can not be adjusted according to actual needs and the applicability is insufficient in the past are solved; 2. the rotating handle drives the wire shaft to rotate along the inner wall of the wire shaft sleeve block by rotating the rotating handle at the upper end of the wire shaft, the wire shaft performs downward feeding movement under the cooperation of the internal thread of the wire shaft sleeve block, and the roller rolls after contacting the ground, so that the sofa is convenient to move integrally, and the problem that the conventional sofa is inconvenient to move and carry is solved; the armrests can provide the arm of a worker to be placed, the air bag is inflated into the air bag through the inflation nozzle, and the air bag protects the neck of the person sitting on the sofa to a certain extent.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a multifunctional sofa and backrest telescoping control structure according to the present utility model.

Fig. 2 is a schematic diagram of a moving assembly of the multifunctional sofa and backrest telescopic control structure according to the present utility model.

Fig. 3 is a schematic diagram of an airbag structure of the multifunctional sofa and backrest telescoping control structure of the utility model.

In the figure: 1. a sofa seat; 2. a mounting plate; 3. an L-shaped support plate; 4. a hydraulic cylinder; 5. a telescopic rod; 6. assembling blocks; 7. a backrest; 8. an armrest; 9. a moving assembly; 901. a silk shaft sleeve block; 902. a wire shaft; 903. a rotating handle; 904. a roller; 10. an air bag; 11. an air charging nozzle.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-3, a multifunctional sofa and backrest telescoping control structure comprises a sofa seat 1, and further comprises a backrest 7 and a moving assembly 9, wherein the lower end of the sofa seat 1 is fixedly connected with a mounting plate 2, the lower end of the mounting plate 2 is provided with a hydraulic cylinder 4, the upper end of the hydraulic cylinder 4 is provided with a telescoping rod 5, the outer side wall of the backrest 7 is detachably connected with an assembly block 6, the upper end of the telescoping rod 5 is fixedly connected with the assembly block 6, the moving assembly 9 comprises a silk shaft sleeve block 901, a silk shaft 902, a rotating handle 903 and a roller 904, the two sides of the mounting plate 2 are fixedly connected with the silk shaft sleeve block 901, the inner side wall of the silk shaft sleeve block 901 is in threaded connection with a silk shaft 902, the upper end of the silk shaft 902 is fixedly connected with a rotating handle 903, and the lower end of the silk shaft 902 is provided with a roller 904.

Wherein, the lower end of the mounting plate 2 is fixedly connected with an L-shaped supporting plate 3; the L-shaped support plate 3 supports the mounting plate 2.

Wherein, the two sides of the backrest 7 are fixedly connected with armrests 8; the armrest 8 may provide for the placement of a worker's arm.

Wherein, the inner surface of the backrest 7 is adhered with an air bag 10; the airbag 10 protects the neck of a person sitting on the sofa to some extent.

Wherein, the air bag 10 is provided with an air charging nozzle 11; the air bag 10 is inflated with air through the inflation nozzle 11.

It should be noted that the utility model is a multifunctional sofa and backrest telescopic control structure, when in operation, the hydraulic cylinder 4 is started to switch, the hydraulic cylinder 4 works to push the telescopic rod 5 to extend upwards, the telescopic rod 5 drives the assembly block 6 and the backrest 7 to move upwards, and the problems that the backrest of the sofa can not be adjusted according to actual needs and the applicability is insufficient in the past are solved; the rotating handle 903 at the upper end of the wire shaft 902 is rotated, the wire shaft 902 is driven by the rotating handle 903 to rotate along the inner wall of the wire shaft sleeve block 901, the wire shaft 902 performs downward feeding movement under the cooperation of the internal thread of the wire shaft sleeve block 901, the roller 904 rolls after contacting the ground, the whole sofa is convenient to move, and the problem that the conventional sofa is inconvenient to move and carry is solved; the armrests 8 can provide the arm of a worker to be placed, the air bag 10 is inflated by the air through the inflation nozzle 11, and the air bag 10 protects the neck of the person sitting on the sofa to a certain extent.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a multifunctional sofa and back expansion control structure, includes sofa seat (1), its characterized in that: still include back (7) and remove subassembly (9), sofa seat (1) lower extreme fixedly connected with mounting panel (2), pneumatic cylinder (4) are installed to mounting panel (2) lower extreme, telescopic link (5) are installed to pneumatic cylinder (4) upper end, back (7) lateral wall can be dismantled and is connected with equipment piece (6), telescopic link (5) upper end fixedly connected with equipment piece (6), remove subassembly (9) including silk axle sleeve piece (901), silk axle (902), rotatory handle (903) and gyro wheel (904), mounting panel (2) both sides fixedly connected with silk axle sleeve piece (901), silk axle sleeve piece (901) inside wall threaded connection has silk axle (902), silk axle (902) upper end fixedly connected with rotation handle (903), gyro wheel (904) are installed to silk axle (902) lower extreme.

2. The multifunctional sofa and backrest telescoping control structure of claim 1, wherein: the lower end of the mounting plate (2) is fixedly connected with an L-shaped supporting plate (3).

3. The multifunctional sofa and backrest telescoping control structure of claim 1, wherein: armrests (8) are fixedly connected to two sides of the backrest (7).

4. The multifunctional sofa and backrest telescoping control structure of claim 1, wherein: an air bag (10) is adhered to the inner surface of the backrest (7).

5. The multifunctional sofa and backrest telescoping control structure of claim 4, wherein: an inflating nozzle (11) is arranged on the air bag (10).