CN210520562U

CN210520562U - Electric lifting sofa

Info

Publication number: CN210520562U
Application number: CN201921061360.7U
Authority: CN
Inventors: 曹刚
Original assignee: ANJI COZY HOME CO LTD
Current assignee: ANJI COZY HOME CO LTD
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-05-15
Anticipated expiration: 2029-07-09

Abstract

The utility model discloses an electric lift sofa belongs to field of furniture, including sofa bottom plate, seatpad and sofa base, the both sides of its sofa base front end are all standing fixed left riser, the both sides of rear end are all standing fixed right riser, all articulating left crank on the left riser, all articulating right crank on the right riser, left articulate top and the left otic placode of fixing in sofa bottom plate left end lower surface both sides are articulated fixed, right articulate top is articulated fixed with the right otic placode of fixing in sofa bottom plate right-hand member lower surface both sides, left axostylus axostyle is being connected to left crank bottom, right axostylus axostyle is being connected to right crank bottom, left axostylus axostyle mid-mounting left bearing, first hydraulic telescoping device is being installed between left bearing and the sofa base. The electric lifting sofa has simple structure, reasonable design and high stability, and realizes automatic height adjustment by controlling the lifting sofa through the electric hydraulic push rod, the crank and the like; well meeting the requirements of various crowds.

Description

Electric lifting sofa

Technical Field

The utility model belongs to the field of furniture, especially, relate to an electric lift sofa.

Background

A sofa, which is a multi-seat chair with cushions. The back rest chair with spring or thick foamed plastic has armrests on two sides, and is one kind of soft furniture. The usage rate is higher due to the comfortable riding, but the height of the existing common single sofa or multi-person sofa is fixed and cannot be adjusted, or the sofa needs manual adjustment, is troublesome to operate and cannot meet the use requirements of different crowds.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electric lifting sofa aiming at the defects existing in the background technology.

The utility model discloses an electric lift sofa, including sofa bottom plate, seatpad and sofa base, the both sides of its sofa base front end are all standing fixed left riser, the both sides of rear end are all standing fixed right riser, all articulating left crank on the riser of a left side, all articulating right crank on the riser of a right side, left articulate top and the left otic placode of fixing in sofa bottom plate left end lower surface both sides are articulated fixed, right articulate top is articulated fixed with the right otic placode of fixing in sofa bottom plate right-hand member lower surface both sides, left axostylus axostyle is being connected to left crank bottom, right axostylus axostyle is being connected to right crank bottom, left axostylus axostyle mid-mounting left bearing, install first hydraulic telescoping device between left bearing and the sofa base, right axostylus axostyle mid-mounting right bearing, install the second hydraulic telescoping device between right bearing and the sofa base, sofa bottom plate rear side is fixed with the back, a seat cushion is arranged above the seat.

As the utility model discloses a preferred, left crank and right crank specification are the same, and the crank installation orientation is the same.

As the utility model discloses a preferred, first hydraulic telescoping device and second hydraulic telescoping device are electronic hydraulic telescoping device, and the during operation one stretches out and draws back.

As the utility model discloses a preferred, sofa base's length is less than sofa base's length, and sofa base's four corners is all fixing vertical screw rod, and the sleeve is being connected to equal screwed joint on the screw rod.

Preferably, the tail end of the first hydraulic telescopic device is hinged with a first fixed lug plate fixed on the sofa base; and the tail end of the second hydraulic telescopic device is hinged with a second fixed lug plate fixed on the sofa base.

The electric lifting sofa has simple structure, reasonable design and high stability, and realizes automatic height adjustment by controlling the lifting sofa through the electric hydraulic push rod, the crank and the like; well meeting the requirements of various crowds. All install adjustable supporting leg on the bottom plate four corners of sofa, promote holistic stability, reduce hydraulic stem and articulate atress intensity, be favorable to promoting holistic life.

Drawings

Fig. 1 is a longitudinal sectional view of the present invention;

fig. 2 is a schematic structural view of the height adjusting mechanism of the present invention.

Detailed Description

The following describes an electric lifting sofa with reference to fig. 1 and 2.

Example 1

The utility model relates to an electric lifting sofa, which comprises a sofa bottom plate 1, a seat cushion 2 and a sofa base 3, wherein both sides of the front end of the sofa base 3 are erected with a fixed left vertical plate 4, both sides of the rear end are erected with a fixed right vertical plate 5, a left crank 6 is articulated on the left vertical plate 4, a right crank 7 is articulated on the right vertical plate 5, the top end of the left crank 6 is articulated and fixed with a left ear plate 8 fixed on both sides of the lower surface of the left end of the sofa bottom plate 1, the top end of the right crank 7 is articulated and fixed with a right ear plate 21 fixed on both sides of the lower surface of the right end of the sofa bottom plate 1, the bottom end of the left crank 6 is connected with a left shaft lever 9, the bottom end of the right crank 7 is connected with a right shaft lever 10, a left bearing 11 is installed in the middle part of the left shaft lever 9, a first hydraulic telescopic device 12 is installed between the left bearing 11 and the sofa base 3, a right bearing 13 is installed in, the back 15 is fixed at the back of the sofa bottom plate 1, the armrests 16 are arranged at the two ends, and the seat cushion 2 is arranged above.

Example 2

The utility model relates to an electric lifting sofa, which comprises a sofa bottom plate 1, a seat cushion 2 and a sofa base 3, wherein both sides of the front end of the sofa base 3 are erected with a fixed left vertical plate 4, both sides of the rear end are erected with a fixed right vertical plate 5, a left crank 6 is articulated on the left vertical plate 4, a right crank 7 is articulated on the right vertical plate 5, the top end of the left crank 6 is articulated and fixed with a left ear plate 8 fixed on both sides of the lower surface of the left end of the sofa bottom plate 1, the top end of the right crank 7 is articulated and fixed with a right ear plate 21 fixed on both sides of the lower surface of the right end of the sofa bottom plate 1, the bottom end of the left crank 6 is connected with a left shaft lever 9, the bottom end of the right crank 7 is connected with a right shaft lever 10, a left bearing 11 is installed in the middle part of the left shaft lever 9, a first hydraulic telescopic device 12 is installed between the left bearing 11 and the sofa base 3, a right bearing 13 is installed in, the back 15 is fixed at the back of the sofa bottom plate 1, the armrests 16 are arranged at the two ends, and the seat cushion 2 is arranged above. The left crank 6 and the right crank 7 have the same specification, the cranks are installed in the same direction, and the lifting of the sofa bottom plate 1 is controlled by the movement of the crank arms. First hydraulic telescoping device 12 and second hydraulic telescoping device 14 are electronic hydraulic telescoping device, and the during operation is first to stretch one and contract, because first hydraulic telescoping device 12 and second hydraulic telescoping device 14's installation opposite direction, left crank 6 is the same with right crank 7 installation direction, only consequently can guarantee left crank 6 and right crank 7 synchronous lifting when first hydraulic telescoping device 12 and second hydraulic telescoping device 14 stretch one and contract, and then guarantee the horizontal lift of sofa bottom plate 1. The length of sofa base 3 is less than the length of sofa bottom plate 1, and vertical screw rod 17 is all being fixed at sofa base 3's four corners, and sleeve 18 is being connected to equal screw thread on the screw rod 17, has adjusted high back through first hydraulic telescoping device 12 and second hydraulic telescoping device 14, and adjustment sleeve 18 is in screw rod 17's vertical position to play the mesh of auxiliary stay. The tail end of the first hydraulic telescopic device 12 is hinged with a first fixed lug plate 19 fixed on the sofa base 3; and the tail end of the second hydraulic telescopic device 14 is hinged with a second fixed lug plate 20 fixed on the sofa base 3.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.

Claims

1. An electric lifting sofa comprises a sofa base plate (1), a seat cushion (2) and a sofa base (3), and is characterized in that two sides of the front end of the sofa base (3) are erected with a fixed left vertical plate (4), two sides of the rear end are erected with a fixed right vertical plate (5), a left crank (6) is hinged on the left vertical plate (4), a right crank (7) is hinged on the right vertical plate (5), the top end of the left crank (6) is hinged and fixed with a left ear plate (8) fixed on two sides of the lower surface of the left end of the sofa base plate (1), the top end of the right crank (7) is hinged and fixed with a right ear plate (21) fixed on two sides of the lower surface of the right end of the sofa base plate (1), the bottom end of the left crank (6) is connected with a left shaft lever (9), the bottom end of the right crank (7) is connected with a right shaft lever (10), a left bearing (11) is installed in the middle of the left shaft lever (9), and a first hydraulic telescopic device (, the middle part of the right shaft lever (10) is provided with a right bearing (13), a second hydraulic telescopic device (14) is arranged between the right bearing (13) and the sofa base (3), the rear side of the sofa base plate (1) is fixed with a backrest (15), two ends of the sofa base plate are provided with handrails (16), and a seat cushion (2) is arranged above the sofa base plate.

2. An electrically operated sofa as claimed in claim 1, characterised in that the left crank (6) and the right crank (7) are of the same size and the cranks are mounted in the same orientation.

3. An electrically-operated sofa as claimed in claim 1 or 2, characterised in that the first hydraulic stretching means (12) and the second hydraulic stretching means (14) are electrically-operated hydraulic stretching means, which in operation are stretched and contracted.

4. The sofa with electric lifting function as claimed in claim 1 or 2, wherein the length of the sofa base (3) is less than the length of the sofa bottom plate (1), the four corners of the sofa base (3) are fixed with vertical screws (17), and the screws (17) are connected with the sleeves (18).

5. An electrically-operated sofa as claimed in claim 1 or 2, characterised in that the first hydraulic telescopic device (12) is hinged at its rear end to a first fixed ear plate (19) fixed to the sofa base (3); and the tail end of the second hydraulic telescopic device (14) is hinged with a second fixed lug plate (20) fixed on the sofa base (3).