CN213696313U

CN213696313U - Folding pedal of chair and sofa for old people

Info

Publication number: CN213696313U
Application number: CN202022634708.6U
Authority: CN
Inventors: 朱黎明; 张直行
Original assignee: Changzhou Zehui Machinery Co ltd
Current assignee: Changzhou Zehui Machinery Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-07-16
Anticipated expiration: 2030-11-13

Abstract

The utility model relates to a foldable pedal of old man's chair sofa installs tip before the iron stand base of sofa, iron stand base both sides be equipped with the inside and outside direction round bar of slidable flexible iron stand base respectively, be located link firmly the connecting rod between the direction round bar outside end, be equipped with at least three slides that expand or shrink range upon range of through the direction round bar is flexible and realize extending between iron stand base front end and the connecting rod. The utility model discloses constitute foldable multilayer structure's pedal by at least three slides that can extend or shrink, direct mount is on the iron stand base, owing to do not have elevating movement, consequently need not frequently to fold, can stretch out always when needing and place the people's foot, causes old man's foot to follow together when having prevented old man's chair lifting and lifts and produce the phenomenon of turning over before, has improved the safety in utilization.

Description

Folding pedal of chair and sofa for old people

Technical Field

The utility model belongs to the technical field of rehabilitation equipment technique and specifically relates to a foldable pedal of old man's chair sofa.

Background

The conventional movable old people chair sofa is not provided with pedals or is provided with the pedals on a footrest, the old people chair sofa needs to be turned over by hands during use, but the pedals must be turned back to the original position when the old people chair is lifted, so that the use safety can be ensured, once the pedals are forgotten to be turned back due to negligence, the feet of old people are very easy to follow and lift up together to generate a forward turning phenomenon during lifting, and certain potential safety hazards exist.

Disclosure of Invention

The to-be-solved technical problem of the utility model is: in order to overcome the defects in the prior art, the utility model provides a folding pedal of a chair and a sofa for the aged, which is not required to be frequently folded and improves the use safety.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a folding pedal of old man's chair sofa, installs tip before the iron stand base of sofa, iron stand base both sides be equipped with the inside and outside direction round bar of slidable flexible iron stand base respectively, be located link firmly the connecting rod between the direction round bar outside end, be equipped with at least three slides that realize extension expansion or shrink range upon range of through the direction round bar is flexible between iron stand base front end and the connecting rod.

Preferably, four sliding plates are arranged between the front end of the iron stand base and the connecting rod, wherein the front end of the first sliding plate is fixedly connected with the connecting rod, the rear end of the fourth sliding plate is slidably connected with the end face of the iron stand base, the upper end face of the second sliding plate is opposite to the back face of the first sliding plate and is slidably connected with the back face of the third sliding plate, and the upper end face of the fourth sliding plate is opposite to the back face of the third sliding plate and is slidably connected with the back face of the third sliding plate.

Specifically speaking, the preceding terminal surface of iron stand base, fourth slide, third slide and second slide all rivet spacing rivet, set up on the first slide with spacing rivet sliding fit's on the second slide first spout, set up on the second slide with spacing rivet sliding fit's on the third slide second spout, set up on the third slide with spacing rivet sliding fit's on the fourth slide third spout, set up on the fourth slide with iron stand base on spacing rivet sliding fit's fourth spout.

For control slide extension length and provide the holding power that extends the in-process, iron stand base bottom surface and connecting rod bottom surface between be equipped with first connecting rod and second connecting rod, first connecting rod one end is articulated with the connecting rod middle part, the one end and the iron stand base middle part of second connecting rod are articulated, the first connecting rod other end is articulated with the second connecting rod other end, the second connecting rod end fixing that is located first connecting rod and second connecting rod pin joint front end has the restriction slide extension length's spacer pin.

The utility model has the advantages that: the utility model discloses constitute foldable multilayer structure's pedal by at least three slides that can extend or shrink, direct mount is on the iron stand base, owing to do not have elevating movement, consequently need not frequently to fold, can stretch out always when needing and place the people's foot, causes old man's foot to follow together when having prevented old man's chair lifting and lifts and produce the phenomenon of turning over before, has improved the safety in utilization.

Drawings

The present invention will be further described with reference to the accompanying drawings and embodiments.

Fig. 1 is a schematic top view of the present invention.

Fig. 2 is a schematic view of the structure of the present invention.

Fig. 3 is a schematic bottom view of the present invention.

In the figure: 1. the steel frame comprises an iron frame base, 2 parts of a guide round rod, 3 parts of a connecting rod, 4 parts of a first sliding plate, 5 parts of a second sliding plate, 6 parts of a third sliding plate, 7 parts of a fourth sliding plate, 8 parts of a limiting rivet, 9 parts of a first sliding groove, 10 parts of a second sliding groove, 11 parts of a third sliding groove, 12 parts of a fourth sliding groove, 13 parts of a first connecting rod, 14 parts of a second connecting rod and 15 parts of a limiting pin.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

The folding pedal of the old people chair sofa shown in figures 1-3 is installed at the front end part of an iron stand base 1 of the sofa, guide round rods 2 which can freely stretch out and draw back the iron stand base 1 and are arranged on two sides of the iron stand base 1 respectively, a connecting rod 3 is fixedly connected between the outer side end parts of the guide round rods 2, and four sliding plates which can stretch out and stretch out or shrink and stack up through the stretching of the guide round rods 2 are arranged between the front end of the iron stand base 1 and the connecting rod 3.

The slide includes first slide 4, second slide 5, third slide 6 and fourth slide 7 of arranging in proper order from high to low, and wherein 4 front ends of first slide link firmly with connecting

rod

3, and 7 rear ends of fourth slide and 1 terminal surface sliding connection of iron stand base, 5 up end of second slide and 4 back relative and sliding connection of first slide, 6 up end of third slide and 5 back relative and sliding connection of second slide, 7 up end of fourth slide and 6 backs relative and sliding connection of third slide.

Specifically speaking, the preceding terminal surface of iron stand base 1, fourth slide 7, third slide 6 and second slide 5 all rivet spacing rivet 8, set up on first slide 4 with spacing rivet 8 sliding fit's on the second slide 9, set up on the second slide 5 with spacing rivet 8 sliding fit's on the third slide 10, set up on the third slide 6 with spacing rivet 8 sliding fit's on the fourth slide 11, set up on the fourth slide 7 with spacing rivet 8 sliding fit's on the iron stand base 1 fourth spout 12.

The iron stand base comprises an iron stand base body 1, a connecting rod 3, a first connecting rod 13, a second connecting rod 14, a sliding plate and a connecting rod base, wherein the first connecting rod 13 and the second connecting rod 14 are arranged between the bottom surface of the iron stand base body 1 and the bottom surface of the connecting rod 3, one end of the first connecting rod 13 is hinged to the middle of the connecting rod 3, one end of the second connecting rod 14 is hinged to the middle of the iron stand base body 1, the other end of the first connecting rod 13 is hinged to the other.

A limiting pin 15 for limiting the extended length of the sliding plate is fixed at the end of the second connecting rod 14 located at the front end of the hinge point of the first connecting rod 13 and the second connecting rod 14, and when the limiting pin 15 contacts with the first connecting rod 13, the sliding plate is extended to the longest position.

The utility model discloses constitute foldable multilayer structure's pedal by at least three slides that can extend or shrink, direct mount is on iron stand base 1, owing to do not have elevating movement, consequently need not frequently folding, can stretch out always when needing and place the people's foot, causes old man's foot to follow together when having prevented old man's chair lifting and lifts and produce the phenomenon of turning over before, has improved the safety in utilization.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a foldable pedal of old man's chair sofa, installs tip, characterized by at the iron stand base (1) front end of sofa: iron stand base (1) both sides be equipped with the inside and outside direction round bar (2) of slidable flexible in iron stand base (1) respectively, be located link firmly connecting rod (3) between direction round bar (2) outside end, be equipped with at least three slides that expand or contract range upon range of through direction round bar (2) flexible and realize extension expansion or shrink range upon range of between iron stand base (1) front end and connecting rod (3).

2. The ottoman sofa folding pedal of claim 1, characterized in that: the iron stand base is characterized in that four sliding plates are arranged between the front end of the iron stand base (1) and the connecting rod (3), wherein the front end of the first sliding plate (4) is fixedly connected with the connecting rod (3), the rear end of the fourth sliding plate (7) is in sliding connection with the end face of the iron stand base (1), the upper end face of the second sliding plate (5) is opposite to the back face of the first sliding plate (4) and is in sliding connection, the upper end face of the third sliding plate (6) is opposite to the back face of the second sliding plate (5) and is in sliding connection, and the upper end face of the fourth sliding plate (7) is opposite to the back face of the third sliding plate (.

3. The ottoman sofa folding pedal of claim 2, characterized in that: the iron stand comprises an iron stand base (1), a fourth sliding plate (7), a third sliding plate (6) and a second sliding plate (5), wherein a limiting rivet (8) is riveted on the front end face of the iron stand base (1), a first sliding groove (9) in sliding fit with the limiting rivet (8) on the second sliding plate (5) is formed in the first sliding plate (4), a second sliding groove (10) in sliding fit with the limiting rivet (8) on the third sliding plate (6) is formed in the second sliding plate (5), a third sliding groove (11) in sliding fit with the limiting rivet (8) on the fourth sliding plate (7) is formed in the third sliding plate (6), and a fourth sliding groove (12) in sliding fit with the limiting rivet (8) on the iron stand base (1) is formed in the fourth sliding plate (7).

4. The ottoman sofa folding pedal of claim 1, characterized in that: iron stand base (1) bottom surface and connecting rod (3) bottom surface between be equipped with first connecting rod (13) and second connecting rod (14), first connecting rod (13) one end is articulated with connecting rod (3) middle part, the one end of second connecting rod (14) is articulated with iron stand base (1) middle part, first connecting rod (13) other end is articulated with second connecting rod (14) other end, second connecting rod (14) end fixing that is located first connecting rod (13) and second connecting rod (14) pin joint front end has the restriction slide extends length's spacer pin (15).