CN2183706Y

CN2183706Y - Linkage mechanism of multifunctional sofa

Info

Publication number: CN2183706Y
Application number: CN 94225270
Authority: CN
Inventors: 孙东升; 刘尧
Original assignee: FENGCHENG AUTOMOTIVE BOOSTER GENERAL FACTORY LIAONING PROV
Current assignee: FENGCHENG AUTOMOTIVE BOOSTER GENERAL FACTORY LIAONING PROV
Priority date: 1994-02-03
Filing date: 1994-02-03
Publication date: 1994-11-30
Anticipated expiration: 2004-02-03

Abstract

The utility model relates to linkage mechanisms of a multifunctional sofa, which belongs to a sofa fitting. The utility model mainly comprises linkage mechanisms which are symmetrically arranged on both sides of a sofa body, the linkage mechanisms are composed of a plurality of groups of connecting rods, the linkage mechanisms are connected into integration through a transversal pull rod, and an opening locking device is arranged on one side of the linkage mechanism. The utility model has the advantages that the utility model can be used for sitting comfortably, people can sit on the utility model, people's feet can raise to straighten, and the utility model can be formed into a similar couch shape to be used for the people to lie on the back; the utility model is favorable for loosening all muscles of all parts of bodies, the utility model can promote blood circulation of the ends of the feet, fatigue can be restored quickly, etc.; simultaneously, the utility model has the advantages of simple structure, firmness, high durability and easy implementation. The utility model is especially suitable for being used by matching with various sofa bodies.

Description

Linkage mechanism of multifunctional sofa

The utility model relates to a kind of link gear of multifunction sofa, belongs to the sofa accessory, is particularly suitable for and the supporting use of all kinds of sofa bodies.

Although China sofa market is various in style at present, pattern is different, class is different, but with regard to its structure, normally adopt the wooden frame structure, function singleness, only distinguish the height of class from the difference of appearance packaging lining, and generally ignored another practicality of sofa, promptly eliminate people's fatigue after work as early as possible; Simultaneously wooden frame also the incompatibility sofa to the needs of multifunction, comfortable superior development.

The purpose of this utility model be to provide a kind of be seated comfortable, be beneficial to the terminal blood circulation that dispels fatigue quickly, promotes some position, simple in structure, multi-functional robust sofa link gear.

The purpose of this utility model realizes by the following technical solutions, it comprise be symmetrically placed in sofa body both sides, by the link gear that many groups connecting rod constitutes, by cross-tie it is fused, and is provided with the unlatching locker in a side.Its described link gear comprises vertical connector, following horizontal connector, the lower end of backrest connector and last vertical connector one end are hinged, one end of pull bar and the swing arm of backrest connector are hinged, the other end is hinged with the flex point of the connecting plate of living, the upper end and pole one end of connecting plate alive are hinged, the other end of connecting plate alive and an end of connecting rod are hinged, the lower end of pole is hinged on down on the horizontal connector, fixedly connected with last longitudinal rod spare in the upper end of fixed link plate, the lower end is hinged with another flex point of the connecting plate of living, the other end of connecting rod is articulated in the flex point of connecting lever, one jiao of five gussets is hinged with last vertical connector, another angle of top is articulated in an end of bow pull bar, a middle angle is hinged with an end of the connecting rod of living, the other end of connecting rod alive is hinged on the flex point of support arm one side, the lower end of support arm is connected hinged with following level, one side of connecting lever is hinged with last vertical connector, the upper end of another side and support arm is hinged, the middle part of bow pull bar links to each other with the upper end of pole by extension spring, hinged on front end and the rocking lever of bow pull bar; that the rocking lever upper articulation is on last vertical connector; an end of middle part and control operating rod is hinged; lower end and running board stay are hinged; this running board stay again with the lower hinge of another rocking lever; the upper end of rocking lever is hinged on vertical connector, and lower end and another running board stay are hinged, and pedal places on the running board stay.

Described going up is 15 degree angles between vertical connector and the following horizontal connector.

Described connecting plate alive, fixed link plate, five gussets and connecting lever are provided with alignment pin respectively on corresponding site separately.

Described pole, live connecting plate, five gussets, rocking lever, support arm, connecting lever link to each other with the corresponding separately rod member of opposite side respectively by cross bar.

Described unlatching locker, be loaded on vertical connector by supporting plate, on the middle part articulated stand plate of pivoted arm, one end links to each other with supporting plate by return spring, and the other end rides on the alignment pin, and release pull is located on the pivoted arm, one end of the other end of control operating rod and little arm-tie is hinged, little arm-tie is provided with alignment pin, and the other end is hinged on the medial branch frame plate, and control operating rod links to each other with last vertical connector by extension spring.

The utility model compared with prior art, owing to the steel link gear is set respectively in the both sides of sofa body, and be provided with a series of technical measures such as opening locker and be seated comfortable through probationary certificate in a side, both can sit, pin lifts and stretches, can face upward again and lie into class chaise longue shape, be beneficial to each one of health loosening all muscles, promote the terminal blood circulation of foot, advantage such as set up as early as possible, simple in structure, sturdy and durable simultaneously, implement easily.

Fig. 1 is the main TV structure schematic diagram in the utility model left side.

Fig. 2 is the main TV structure schematic diagram at link gear rear portion.

Fig. 3 is the main TV structure schematic diagram at link gear middle part.

Fig. 4 is the main TV structure schematic diagram of link gear front portion.

Fig. 5 is a main TV structure schematic diagram of opening locker.

Fig. 6 is the structural representation of looking up of opening locker.

Embodiment of the present utility model is described in conjunction with the accompanying drawings, it comprises and is symmetrically placed in sofa body both sides, the link gear of forming by many groups connecting rod, by cross-tie it is fused, and be provided with in the left side and open locker 11, be 15 degree angles between vertical connector 7 and the following horizontal connector 12 by stamping forming the going up of steel plate in the link gear, one end of the lower end of backrest connector 1 and last vertical connector 7 is hinged, one end of pull bar 2 and the swing arm of backrest connector 1 are hinged, the other end is hinged with the flex point of the connecting plate 4 of living, the two ends of pole 3 are articulated in down horizontal connector 12 respectively and the upper end of the connecting plate 4 of living, one end of fixed link plate 8 is installed in the outside of vertical connector 7, the other end is articulated in another flex point of connecting plate 4 alive, alignment pin 21 places its shoulder, the other end of connecting plate 4 alive and an end of connecting rod 15 are hinged, the flex point of the other end of connecting rod 15 and connecting lever 18 is hinged, alignment pin 20 is located at the middle part of connecting plate 4 alive, one jiao of five gussets 17 hinged with last vertical connector 7, it is hinged that another angle of top is articulated in an end that bends pull bar 24, a middle angle is hinged with an end of the connecting rod 22 of living, the other end of connecting rod 22 alive is hinged on the flex point of support arm 31 1 sides, the lower right corner of five gussets 17 is provided with alignment pin 33, the lower end of support arm 31 is hinged on down on the horizontal connector 12, and one side of connecting lever 18 is hinged with last vertical connector 7; The upper end of another side and support arm 31 is hinged, alignment pin 32 is located on the limit of connecting lever 18, the middle part of bow pull bar 24 links to each other by the upper end of extension spring 23 with pole 3, the front end and rocking lever 26 upper ends of bow pull bar 24 are hinged; rocking lever 26 upper articulations are on last vertical connector 7; end of middle part and control operating rod 25 is hinged; lower end and running board stay 28 are hinged; this running board stay 28 again with the lower hinge of another rocking lever 30; upper end of rocking lever 30 is hinged on vertical connector 7; lower end and another running board stay 29 are hinged, and pedal 27 places running board stay 28; on 29; Described pole 3, the connecting plate 4 of living, five gussets 17, connecting lever 18, rocking lever 26 and support arm 31 by cross bar respectively with the opposite side link gear on corresponding separately rod member link; Described unlatching locker 11 is loaded on a side of vertical connector 7 by supporting

plate

13,14, on the middle part articulated stand plate 14 of pivoted arm 10, one end links to each other with supporting plate 14 by return spring, the other end rides on the alignment pin 5, release pull 6 is located on the pivoted arm 10 of alignment pin 5 one sides, and an end of the other end of control operating rod 25 and little arm-tie 9 is hinged, and control stick 25 links to each other with last vertical connector 7 by extension spring 16, alignment pin 5 is located on the little arm-tie 9, and the other end of little arm-tie 9 is hinged on the supporting plate 13.

The utility model is realized by following program in use, when the unlatching locker 11 that is located at sofa body left side is in normal condition, sofa locking is with sofa is the same usually, pivoted arm 10 presses down the alignment pin 5 on the little arm-tie 9 when downward pulling release line 6, control operating rod 25 also rotates thereupon, the other end promotes rocking lever 26 forward and drives associated part running board stay 28 in turn; rocking lever 30; running board stay 29 action; pedal 27 protracts thereupon and lifts; leg is stretched; pin lifts; this moment, control operating rod 25 was in motion dead point state; meanwhile human body is backward firmly by sofa backrest once; the rotating torque that rotated backward of backrest connector 1 then; drive pull bar 2 in turn; the connecting plate 4 of living; pole 3; support arm 31 is made corresponding action; until putting in place; each keeper is blocked by corresponding alignment pin, and human body is and faces upward till the state of lying just.The person one sits up, and backrest automatically resets the pin automatic drawing back under each returning pull-spring effect.

Claims

1, a kind of link gear of multifunction sofa, it is characterized in that it comprises is symmetrically placed in the link gear that sofa body both sides are made of many groups connecting rod, by cross-tie it is fused, and be provided with in a side and open locker 11, its described link gear comprises vertical connector 7, following horizontal connector 12, the lower end of backrest connector 1 and last vertical connector 7 one ends are hinged, one end of pull bar 2 and the swing arm of backrest connector 1 are hinged, the other end is hinged with the flex point of the connecting plate 4 of living, the upper end and pole 3 one ends of connecting plate 4 alive are hinged, the other end of connecting plate 4 alive and an end of connecting rod 15 are hinged, the lower end of pole 3 is hinged on down on the horizontal connector 12, fixedly connected with last vertical connector 7 in the upper end of fixed link plate 8, the lower end is hinged with another flex point of the connecting plate 4 of living, the other end of connecting rod 15 is articulated in the flex point of connecting lever 18, one jiao of five gussets 17 hinged with last vertical connector 7, another angle of top is articulated in an end of bow pull bar 24, a middle angle is hinged with an end of the connecting rod 22 of living, the other end of connecting rod 22 alive is articulated on the flex point of support arm 31 1 sides, the lower end of support arm 31 and following horizontal connector 12 are hinged, one side of connecting lever 18 is hinged with last vertical connector 7, the upper end of another side and support arm 31 is hinged, the middle part of bow pull bar 24 links to each other by the upper end of extension spring 23 with pole 3, the bow pull bar 24 front end and rocking lever 26 upper ends hinged; the upper articulation of rocking lever 26 is on last vertical connector 7; end of middle part and control operating rod 25 is hinged; lower end and running board stay 28 are hinged; this running board stay 28 is hinged with another rocking lever 30 again; the two ends of another rocking lever 30 respectively with last vertical connector 7; another running board stay 29 is hinged, and pedal 27 places running board stay 28; on 29.

2, link gear according to claim 1 is characterized in that described going up is 15 degree angles between vertical connector 7 and the following horizontal connector 12.

3, link gear according to claim 1 is characterized in that described connecting plate alive 4, fixed link plate 8, five gussets 17 and connecting lever 18 are provided with alignment pin 20,21,33,32 respectively on corresponding site separately.

4, link gear according to claim 1 is characterized in that described pole 3, connecting plate 4 alive, five gussets 17, support arm 31, rocking lever 26 link to each other with the corresponding separately rod member of opposite side respectively by cross bar with connecting lever 18.

5, link gear according to claim 1, it is characterized in that described unlatching locker 11 is loaded on vertical connector 7 by supporting plate 13,14, on the middle part articulated stand plate 14 of pivoted arm 10, one end links to each other with supporting plate 14 by return spring, the other end rides on the alignment pin 5, release pull 6 is located on the pivoted arm 10, one end of the other end of control operating rod 25 and little arm-tie 9 is hinged, little arm-tie 9 is provided with alignment pin 5, the other end is hinged on the medial branch frame plate 13, and control operating rod 25 links to each other with last vertical connector 7 by extension spring 16.