CN220192598U

CN220192598U - Cushion and pedal link gear of sofa frame

Info

Publication number: CN220192598U
Application number: CN202321842051.XU
Authority: CN
Inventors: 刘玉海
Original assignee: Hubei Jiudianjiu Household Products Co ltd
Current assignee: Hubei Jiudianjiu Household Products Co ltd
Priority date: 2023-07-13
Filing date: 2023-07-13
Publication date: 2023-12-19
Anticipated expiration: 2033-07-13

Abstract

The utility model provides a cushion and pedal linkage mechanism of a sofa frame, and relates to the field of sofa seats, comprising a cushion mounting rod, wherein one end of the cushion mounting rod is connected with a backrest component, and the other end of the cushion mounting rod is connected with a pedal component; the cushion installation rod is connected with one end of the extension spring, and the other end of the extension spring is connected with the pedal assembly. The utility model has the beneficial effects that the cushion mounting rod is arranged, one end of the cushion mounting rod is connected with the backrest component, the other end of the cushion mounting rod is connected with the pedal component, the cushion mounting rod is connected with the pedal component through the extension spring, when the cushion mounting rod and the pedal component are in linkage expansion, the pedal component is expanded by external power which is pushed firstly, after the pedal component is expanded, the cushion mounting rod and the backrest start to move under the continuous pushing of the external power, the whole process is relatively eased, the legs of a person are lifted firstly, the buttocks of the person move, the back of the person is flat, and the person cannot feel abrupt or inadaptation.

Description

Cushion and pedal link gear of sofa frame

Technical Field

The utility model relates to the field of sofa seats, in particular to a cushion and pedal linkage mechanism of a sofa frame.

Background

Along with the improvement of living standard, the comfort level requirement of people on sofa seats is higher and higher, the existing sofa seats on the market have the functions of foot rest, backrest and the like besides meeting the basic seat functions, and the foot rest and the backrest can be retracted or extended in order to save space, but most of the sofa seats on the market can not slide relative to the seat base when the foot rest and the backrest are extended, or the movement of the seat cushion is simultaneously operated with the foot rest and the backrest, so that people feel abrupt when sitting on the sofa seats, and the first practical people feel frightened.

The Chinese patent document (application number: 201620126706.7, patent name: a leisure chair with pedal and cushion linked) discloses the following technical contents: the utility model relates to the technical field of leisure chairs, in particular to a leisure chair with pedals and a cushion in linkage. The utility model provides a leisure chaise longue of step and cushion linkage, includes back, cushion, support and base, the bottom of back rotates with the rear end of cushion to be connected, the support top is located to the cushion, the support is established on the base, wherein, be equipped with the step between cushion and the support, be fixed with cushion drive arrangement on the support, the bottom of cushion is connected to the cushion drive arrangement, when cushion drive arrangement drives cushion backward motion, the cushion can promote the step and stretch out forward, when cushion drive arrangement drives cushion forward motion, the cushion can drive the step and pack up backward. The utility model has simple structure and convenient use, and when a user adjusts the cushion of the leisure chair, the pedal can be linked with the cushion without independent adjustment.

As can be seen from the above embodiments, when the seat cushion of the leisure chair is driven by the driving device to move, the pedals are extended or retracted, and as can be seen from the schematic diagram of the scheme, the seat cushion, the pedals and the backrest are operated simultaneously, so that a user feels a little abrupt and not mild enough.

Disclosure of Invention

The utility model provides a cushion and pedal linkage mechanism of a couch frame, which can overcome the defects of the prior art in the background technology.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the cushion and pedal linkage mechanism of the sofa frame comprises a cushion mounting rod, wherein one end of the cushion mounting rod is connected with a backrest component, and the other end of the cushion mounting rod is connected with a pedal component; the cushion installation rod is connected with one end of the extension spring, and the other end of the extension spring is connected with the pedal assembly.

Still further, the cushion installation pole includes the face of connecting that slides and with the perpendicular rigid coupling's of face of connecting that slides cushion installation face, the external cushion of cushion installation face, the lower extreme of the face of connecting that slides is provided with back subassembly connecting hole, first hole that slides, second hole and telescopic link and changes the hole, back subassembly connecting hole first hole that slides and the second hole that slides all with external chair frame sliding connection.

Still further, the pedal subassembly includes crisscross first telescopic link, second telescopic link, third telescopic link, fourth telescopic link, fifth telescopic link, sixth telescopic link and first pedal bracing piece that rotate to link together.

Still further, the cushion installation pole includes flexible first connecting hole, flexible second connecting hole and spring holder mounting hole, flexible first connecting hole with the one end of third telescopic link rotates to be connected, first telescopic link includes first telescopic link and changes the hole, first telescopic link change the hole with flexible second connecting hole rotate to be connected, the one end of first telescopic link is connected with first spring coupling nail, the second spring coupling nail is connected to the spring holder mounting hole, and extension spring's one end is connected first spring coupling nail, extension spring's the other end is connected second spring coupling nail.

Further, the middle end position of the first telescopic rod is connected with a middle shaft connecting block, the middle shaft connecting block comprises a middle shaft connecting surface, and the middle shaft connecting surface is connected with an external power mechanism.

Still further, the one end of first telescopic link with the one end of second telescopic link rotates to be connected, the middle-end of second telescopic link with the third telescopic link rotates to be connected, the other end of second telescopic link with the fifth telescopic link rotates to be connected, the middle-end of fifth telescopic link with the fourth telescopic link rotates to be connected, the other end of fifth telescopic link with the sixth telescopic link rotates to be connected, the other end of sixth telescopic link with first pedal bracing piece rotates to be connected, the other end of first pedal bracing piece with the fourth telescopic link rotates to be connected, the other end of fourth telescopic link rotates to be connected with the third telescopic link rotates to be connected.

Still further, the backrest assembly includes a first backrest connector, a second backrest connector, a third backrest connector, and a fourth backrest connector, wherein the first backrest connector, the second backrest connector, the third backrest connector, and the fourth backrest connector are connected to each other to form a closed loop.

Still further, the first backrest connecting piece includes backrest sliding hole, backrest first pivot hole and backrest second pivot hole, the backrest sliding hole with cushion installation pole rotates to be connected, backrest first pivot hole with fourth backrest connecting piece rotates to be connected, backrest second pivot hole with second backrest connecting piece rotates to be connected.

Still further, the second backrest connecting piece includes back third pivot hole, back fourth pivot hole and back fifth pivot hole, back third pivot hole with back second pivot hole rotates to be connected, back fourth pivot hole with the one end of third backrest connecting piece rotates to be connected, the other end of third backrest connecting piece with fourth backrest connecting piece rotates to be connected, fourth backrest connecting piece includes back sixth pivot hole, back seventh pivot hole and back eighth pivot hole, back seventh pivot hole sets up the middle end of fourth backrest connecting piece, back sixth pivot hole with back eighth pivot hole sets up respectively the both ends of fourth backrest connecting piece, back sixth pivot hole with back first pivot hole rotates to be connected, back eighth pivot hole circumscribes the back.

Still further, the back subassembly rotates with rotatory basic pole to be connected, the centre of rotatory basic pole is provided with rotatory hole, the both ends of rotatory basic pole are provided with pedestal connection hole and back connecting hole respectively, rotate on the pedestal connection hole and be connected with rotatory sliding block, rotatory sliding block and external chair frame sliding connection, the back connecting hole rotates with the back subassembly and is connected.

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

the utility model provides a cushion and pedal linkage mechanism of a sofa frame, which is provided with a cushion mounting rod, one end of the cushion mounting rod is connected with a backrest component, the other end of the cushion mounting rod is connected with a pedal component, a user sits on the cushion and presses the cushion mounting rod, and as a stretching spring is connected between the cushion mounting rod and the pedal component, when the cushion mounting rod and the pedal component are in linkage expansion, external power firstly pushes the pedal component to expand, after the pedal component is expanded, under the continuous pushing of the external power, the cushion mounting rod and the backrest start to move, the whole process is relatively eased, the legs of the user are lifted firstly, then the buttocks move, the back is flat, and the user cannot feel abrupt or inadaptation.

Drawings

FIG. 1 is a general schematic diagram of a linkage mechanism;

FIG. 2 is an exploded view of the linkage mechanism;

FIG. 3 is a first embodiment shrink view;

FIG. 4 is an expanded view of the first embodiment;

FIG. 5 is a second embodiment shrink view;

fig. 6 is an expanded view of the second embodiment.

In the figure: 1. moving the frame body; 101. a telescopic base; 1011. a fixing hole; 1012. a base rotating hole; 102. rotating the base rod; 1021. a base connection hole; 1022. a rotation hole; 1023. a backrest connecting hole; 1024. rotating the sliding block; 104. a backrest assembly; 1041. a first backrest link; 10411. a backrest sliding hole; 10412. a backrest first pivot hole; 10413. a backrest second pivot hole; 1042. a second backrest link; 10421. a third backrest pivot hole; 10422. a backrest fourth pivot hole; 10423. a fifth backrest rotation hole; 1043. a third backrest link; 1044. a fourth backrest link; 10441. a back rest sixth rotation hole; 10442. a seventh backrest rotation hole; 10443. a backrest eighth rotation hole; 105. a cushion mounting rod; 1051. a slip joint surface; 10511. a backrest assembly connection hole; 10512. a first sliding hole; 10513. a second sliding hole; 10514. a third sliding hole; 10515. telescoping the first connecting hole; 10516. telescoping the second connecting hole; 10517. a spring seat mounting hole; 1052. a seat cushion mounting surface; 106. a pedal assembly; 1061. a first telescopic rod; 10611. a first telescopic rod rotating hole; 1062. a second telescopic rod; 1063. a third telescopic rod; 1064. a fourth telescopic rod; 1065. a fifth telescopic rod; 1066. a sixth telescopic rod; 1067. a first pedal support rod; 10671. a first foot support surface; 1068. a middle shaft connecting block; 10681. a center shaft connecting surface; 1069. a second pedal support rod; 10691. a second foot support surface; 10610. a seventh telescopic rod; 107. a first spring connecting pin; 108. a second spring connecting pin; 109. and (5) stretching the spring.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

As shown in fig. 1 to 4, a cushion and pedal linkage mechanism of a couch frame, in a first embodiment, the cushion and pedal linkage mechanism comprises a cushion mounting rod 105, two ends of the cushion mounting rod 105 are respectively connected with a backrest assembly 104 and a pedal assembly 106, the cushion mounting rod 105 is connected with a tension spring 109, and the other end of the tension spring 109 is connected with the pedal assembly 106. The cushion mounting rod 105 comprises a sliding connection surface 1051 and a cushion mounting surface 1052 which is vertically and fixedly connected with the sliding connection surface 1051, the cushion mounting surface 1052 is externally connected with a cushion, the lower end of the sliding connection surface 1051 is provided with a backrest component connection hole 10511, a first sliding hole 10512, a second sliding hole 10513 and a telescopic rod rotating hole 10514, and the backrest component connection hole 10511, the first sliding hole 10512 and the second sliding hole 10513 are in sliding connection with an externally connected chair frame. The user sits on the cushion, then presses the cushion installation pole, because there is extension spring 109 to connect between cushion installation pole 105 and pedal subassembly 106, therefore when the linkage is expanded, because the gravity of people, external power promotes at first and makes pedal subassembly 106 expand, after pedal subassembly 106 expands, under the continuous promotion of external power, cushion installation pole 105 and back just begin to remove, whole process is more comfortable, the people is at first lifted by the shank, then the buttock removes, the back is put flat, can not feel abrupt or inadaptation, external power here can be drive parts such as electric jar or cylinder.

The backrest assembly 104 includes a first backrest connector 1041, a second backrest connector 1042, a third backrest connector 1043, and a fourth backrest connector 1044, with the first backrest connector 1041, the second backrest connector 1042, the third backrest connector 1043, and the fourth backrest connector 1044 being interconnected to form a closed loop.

The first backrest connecting means 1041 includes a backrest sliding hole 10411, a backrest first rotation hole 10412, and a backrest second rotation hole 10413, the backrest sliding hole 10411 is rotatably connected to the cushion mounting rod 105, the backrest first rotation hole 10412 is rotatably connected to the fourth backrest connecting means 1044, and the backrest second rotation hole 10413 is rotatably connected to the second backrest connecting means 1042.

The second backrest connecting member 1042 includes a third backrest rotation hole 10421, a fourth backrest rotation hole 10422, and a fifth backrest rotation hole 10423, the third backrest rotation hole 10421 is rotatably connected to the second backrest rotation hole 10413, the fourth backrest rotation hole 10422 is rotatably connected to one end of the third backrest connecting member 1043, the other end of the third backrest connecting member 1043 is rotatably connected to the fourth backrest connecting member 1044, the fourth backrest connecting member 1044 includes a sixth backrest rotation hole 10441, a seventh backrest rotation hole 10442, and an eighth backrest rotation hole 10443, the seventh backrest rotation hole 10442 is disposed at a middle end of the fourth backrest connecting member 1044, the sixth backrest rotation hole 10441 and the eighth backrest rotation hole 10443 are disposed at two ends of the fourth backrest connecting member 1044, respectively, the sixth backrest rotation hole 10441 is rotatably connected to the first backrest rotation hole 10412, and the eighth backrest rotation hole 10443 is externally connected to the backrest 1044.

The backrest assembly 104 is rotationally connected with the rotary base rod 102, a rotary hole 1022 is arranged in the middle of the rotary base rod 102, two ends of the rotary base rod 102 are respectively provided with a base connecting hole 1021 and a backrest connecting hole 1023, a rotary sliding block 1024 is rotationally connected on the base connecting hole 1021, the rotary sliding block 1024 is in sliding connection with an externally connected chair frame, and the backrest connecting hole 1023 is rotationally connected with the backrest assembly 104. When the seat cushion mounting bar 105 is pushed, the first backrest connecting member 1041 connected to the seat cushion mounting bar 105 slides with the external chair base as the seat cushion mounting bar 105, and the fourth backrest connecting member 1044 rotatably connected to the first backrest connecting member 1041 rotates correspondingly during the sliding process, but since the second backrest connecting member 1042 is also connected to the rotating base bar 102, the two ends of the backrest sixth rotating hole 10441 in the sliding range are defined, and the state of the backrest is respectively straight up and flat down.

The footrest assembly 106 includes a first telescoping rod 1061, a second telescoping rod 1062, a third telescoping rod 1063, a fourth telescoping rod 1064, a fifth telescoping rod 1065, a sixth telescoping rod 1066, and a first footrest support rod 1067 coupled together in a staggered rotational motion.

The cushion mounting rod 105 includes flexible first connecting hole 10515, flexible second connecting hole 10516 and spring holder mounting hole 10517, flexible first connecting hole 10515 rotates with the one end of third telescopic link 1063 to be connected, first telescopic link 1061 includes first telescopic link pivot 10611, first telescopic link pivot 10611 rotates with flexible second connecting hole 10516 to be connected, the one end of first telescopic link 1061 is connected with first spring coupling nail 107, spring holder mounting hole 10517 connects second spring coupling nail 108, first spring coupling nail 107 is connected to the one end of extension spring 109, second spring coupling nail 108 is connected to the other end of extension spring 109.

The middle end of the first telescopic rod 1061 is connected with a middle shaft connecting block 1068, the middle shaft connecting block 1068 comprises a middle shaft connecting surface 10681, and the middle shaft connecting surface 10681 is connected with an external power mechanism.

One end of the first telescopic rod 1061 is rotationally connected with one end of the second telescopic rod 1062, the middle end of the second telescopic rod 1062 is rotationally connected with the third telescopic rod 1063, the other end of the second telescopic rod 1062 is rotationally connected with the fifth telescopic rod 1065, the middle end of the fifth telescopic rod 1065 is rotationally connected with the fourth telescopic rod 1064, the other end of the fifth telescopic rod 1065 is rotationally connected with the sixth telescopic rod 1066, the other end of the sixth telescopic rod 1066 is rotationally connected with the first pedal support rod 1067, the other end of the first pedal support rod 1067 is rotationally connected with the fourth telescopic rod 1064, and the other end of the fourth telescopic rod 1064 is rotationally connected with the third telescopic rod 1063.

As shown in fig. 1, 2, 5 and 6, the second embodiment is different from the first embodiment in that a second pedal support rod 1069 and a seventh telescopic rod 10610 are added in the second embodiment, one end of the seventh telescopic rod 10610 is connected to the first pedal support rod 1067, the other end of the seventh telescopic rod 10610 is connected to the sixth telescopic rod 1066, the connecting rod end point on one side of the second pedal support rod 1069 is rotatably connected to the first pedal support rod 1067 and the sixth telescopic rod 1066, the first pedal support rod 1067 includes a first pedal support surface 10671, the second pedal support rod 1069 includes a second pedal support surface 10691, and when the pedal assembly 106 is extended, the first pedal support surface 10671 and the second pedal support surface 10691 are on the same plane, and compared with the first embodiment, the pedal assembly 106 of the second embodiment is extended to support more positions of the foot, so that a user can feel more comfortable.

Finally, it should be noted that: although the present utility model has been described in detail with reference to the embodiments, it should be understood that the utility model is not limited to the preferred embodiments, but is capable of modification and equivalents to some of the features described in the foregoing embodiments, but is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The cushion and pedal linkage mechanism of the sofa frame is characterized by comprising a cushion mounting rod (105), wherein one end of the cushion mounting rod (105) is connected with a backrest component (104), and the other end of the cushion mounting rod (105) is connected with a pedal component (106); the seat cushion mounting rod (105) is connected with one end of the extension spring (109), and the other end of the extension spring (109) is connected with the pedal assembly (106).

2. The cushion and pedal linkage mechanism of the couch frame according to claim 1, wherein the cushion mounting rod (105) comprises a sliding connection surface (1051) and a cushion mounting surface (1052) vertically fixedly connected with the sliding connection surface (1051), the cushion mounting surface (1052) is externally connected with the cushion, a backrest component connection hole (10511), a first sliding hole (10512), a second sliding hole (10513) and a telescopic rod rotating hole (10514) are formed at the lower end of the sliding connection surface (1051), and the backrest component connection hole (10511), the first sliding hole (10512) and the second sliding hole (10513) are in sliding connection with the externally connected couch frame.

3. The linkage of a seat cushion and a footrest of a couch frame according to claim 1, wherein the footrest assembly (106) comprises a first telescoping rod (1061), a second telescoping rod (1062), a third telescoping rod (1063), a fourth telescoping rod (1064), a fifth telescoping rod (1065), a sixth telescoping rod (1066), and a first footrest support rod (1067) connected together in a staggered rotation.

4. A seat cushion and foot operated linkage mechanism of a couch frame according to claim 3, characterized in that the seat cushion mounting rod (105) comprises a telescopic first connecting hole (10515), a telescopic second connecting hole (10516) and a spring seat mounting hole (10517), the telescopic first connecting hole (10515) is rotatably connected with one end of the third telescopic rod (1063), the first telescopic rod (1061) comprises a first telescopic rod rotating hole (10611), the first telescopic rod rotating hole (10611) is rotatably connected with the telescopic second connecting hole (10516), one end of the first telescopic rod (1061) is connected with a first spring connecting pin (107), the spring seat mounting hole (10517) is connected with a second spring connecting pin (108), one end of the tension spring (109) is connected with the first spring connecting pin (107), and the other end of the tension spring (109) is connected with the second spring connecting pin (108).

5. The linkage of a seat cushion and a foot pedal of a couch frame according to claim 4, wherein a middle end of the first telescopic rod (1061) is connected with a middle shaft connecting block (1068), the middle shaft connecting block (1068) comprises a middle shaft connecting surface (10681), and the middle shaft connecting surface (10681) is connected with an external power mechanism.

6. The linkage mechanism according to claim 5, wherein one end of the first telescopic rod (1061) is rotatably connected to one end of the second telescopic rod (1062), the middle end of the second telescopic rod (1062) is rotatably connected to the third telescopic rod (1063), the other end of the second telescopic rod (1062) is rotatably connected to the fifth telescopic rod (1065), the middle end of the fifth telescopic rod (1065) is rotatably connected to the fourth telescopic rod (1064), the other end of the fifth telescopic rod (1065) is rotatably connected to the sixth telescopic rod (1066), the other end of the sixth telescopic rod (1066) is rotatably connected to the first pedal support rod (1067), the other end of the first pedal support rod (1067) is rotatably connected to the fourth telescopic rod (1064), and the other end of the fourth telescopic rod (1064) is rotatably connected to the third telescopic rod (1063).

7. The cushion and foot pedal linkage of a sofa frame according to any of claims 1-6, wherein the backrest assembly (104) comprises a first backrest connecting member (1041), a second backrest connecting member (1042), a third backrest connecting member (1043) and a fourth backrest connecting member (1044), wherein the first backrest connecting member (1041), the second backrest connecting member (1042), the third backrest connecting member (1043) and the fourth backrest connecting member (1044) are interconnected to form a closed loop.

8. The cushion and footrest linkage of the couch frame of claim 7, wherein the first backrest connecting member (1041) includes a backrest sliding hole (10411), a backrest first rotating hole (10412), and a backrest second rotating hole (10413), the backrest sliding hole (10411) is rotatably connected with the cushion mounting bar (105), the backrest first rotating hole (10412) is rotatably connected with the fourth backrest connecting member (1044), and the backrest second rotating hole (10413) is rotatably connected with the second backrest connecting member (1042).

9. The cushion and foot pedal linkage of the sofa frame according to claim 8, wherein the second backrest connecting member (1042) comprises a third backrest rotation hole (10421), a fourth backrest rotation hole (10422) and a fifth backrest rotation hole (10423), the third backrest rotation hole (10421) is rotatably connected with the second backrest rotation hole (10413), the fourth backrest rotation hole (10422) is rotatably connected with one end of the third backrest connecting member (1043), the other end of the third backrest connecting member (1043) is rotatably connected with the fourth backrest connecting member (1044), the fourth backrest connecting member (1044) comprises a sixth backrest rotation hole (10441), a seventh backrest rotation hole (10442) and an eighth backrest rotation hole (10443), the seventh backrest rotation hole (10442) is disposed at the middle end of the fourth backrest connecting member (1044), the other end of the fourth backrest connecting member (1043) is rotatably connected with the fourth backrest connecting member (1044), and the fourth backrest connecting member (1044) is disposed at the two ends of the fourth backrest rotation hole (10443).

10. The cushion and pedal linkage mechanism of a couch frame according to claim 1, wherein the backrest component (104) is rotationally connected with the rotary base rod (102), a rotary hole (1022) is arranged in the middle of the rotary base rod (102), two ends of the rotary base rod (102) are respectively provided with a base connection hole (1021) and a backrest connection hole (1023), a rotary sliding block (1024) is rotationally connected on the base connection hole (1021), the rotary sliding block (1024) is in sliding connection with the externally connected couch frame, and the backrest connection hole (1023) is rotationally connected with the backrest component (104).