CN210643413U

CN210643413U - Seat mechanism and child dining chair with same

Info

Publication number: CN210643413U
Application number: CN201920679451.0U
Authority: CN
Inventors: 翁方良
Original assignee: Ningbo Beichi Baby Products Co ltd
Current assignee: Ningbo Beichi Baby Products Co ltd
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-06-02
Anticipated expiration: 2029-05-13

Abstract

The utility model relates to a seat mechanism, install in the anterior running-board of seat frame and lock the running-board in the positioning mechanism of a certain position including seat frame, rotation, positioning mechanism is including location briquetting, linking arm and elastic component, linking arm one end with the lateral wall fixed connection of seat frame, the other end of linking arm are provided with along seat frame width direction as the location rack of central evenly distributed, and location briquetting middle part is through a pin joint axle and running-board pin joint, and the location briquetting is close to the one end of seat frame be provided with the arch of location rack cooperation location, the other end passes through the elastic component with running-board elastic connection orders about the protruding of location briquetting and tends location rack location connection all the time.

Description

Seat mechanism and child dining chair with same

Technical Field

The utility model belongs to the technical field of children's anchor clamps and specifically relates to a seat mechanism and have children's dining chair of this seat mechanism is related to.

Background

Child dinning chair among the prior art, including the dining chair frame that has folding position and expansion position, set up the seat mechanism on the dining chair frame, with the locking mechanical system of dining chair frame lock in expansion position down, general seat mechanism includes seat frame and back frame, seat frame rotates and installs on the dining chair frame and fix a position seat frame through a locking structure, often can set up the running-board in the front side of seat frame in some child dinning chairs, mainly play the supporting role to children's foot, but the running-board in the current child dinning chair is generally fixed, when child dinning chair is located folding position, the running-board outwards extends and does not have folding function, occupation space is big, it is inconvenient to accomodate.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a seat mechanism that seat frame and running-board can fold and accomodate, the utility model discloses an object is secondly to provide a children's dining chair folding convenience, accomodate the little children's dining chair of occupation space.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a seat mechanism, includes seat frame, rotates the positioning mechanism who installs in the anterior running-board of seat frame and lock the running-board in a certain position, its characterized in that, positioning mechanism include location briquetting, linking arm and elastic component, linking arm one end with the lateral wall fixed connection of seat frame, the other end of linking arm is provided with along seat frame width direction as the central evenly distributed's location rack, and location briquetting middle part is through a pin joint axle and running-board pin joint, and the one end that the location briquetting is close to the seat frame be provided with adjacent two the arch of clearance fit location between the location rack, the other end passes through elastic component and running-board elastic connection order about the arch of location briquetting and tend to the clearance location connection between the adjacent two location racks all the time.

Through adopting above-mentioned technical scheme, be close to the one end of elastic component through pressing down the location briquetting, make the protruding location rack of keeping away from of location briquetting to can rotate the running-board certain angle, can adapt to different children's use angle, also can carry out rotatable folding with the running-board and accomodate, reduce occupation space when making dining chair accomodate.

The utility model discloses further set up to: the both ends that the running-board is close to a side of seat board extend the arch to the seat board respectively and are provided with the connecting rod, and the one end that the running-board was kept away from to the connecting rod is provided with the recess, pin joint axle both ends fixed mounting in on the both sides lateral wall of recess, the location briquetting rotate wear to adorn in the pin joint epaxially, the one end and the bottom of recess of elastic component are connected, the other end is connected with the location briquetting.

Through adopting above-mentioned technical scheme, when using, through pressing the one end that location briquetting and elastic component are connected, make the location briquetting other end keep away from the rack motion of location, protruding and two adjacent location racks clearance break away from promptly, can rotate running-board to arbitrary angle this moment, can realize expandes the location or fold with the seat frame, adapt to different children's operation requirement, improved humanized effect

The utility model discloses further set up to: a reinforcing rod is connected between the two connecting rods.

Through adopting above-mentioned technical scheme, connect fixedly through a metal stiffener between two connecting rods, make the structural strength of running-board high, but the result of use that does not influence the running-board in addition can reduce the area of running-board as far as, the cost is reduced.

The utility model discloses further set up to: fence parts are arranged on two sides of the pedal and one side far away from the seat frame.

Through adopting above-mentioned technical scheme, set up rail portion at the edge of seat frame, can play better supporting role to children's foot.

The utility model discloses further set up to: and one end of the positioning rack, which is far away from the side wall of the connecting arm, is bent towards one side, which is far away from the positioning pressing block.

By adopting the technical scheme, the positioning racks are arranged into a bending shape, so that the gap between two adjacent positioning racks has a bending degree, when the bulge is positioned and inserted in the gap between the two positioning racks, the connection firmness between the bulge and the positioning racks can be enhanced,

the utility model discloses further set up to: the mechanism is characterized by further comprising a backrest frame, the backrest frame is a U-shaped frame, two ends of the backrest frame are movably hinged with two sides of the seat frame respectively, and a first locking component for locking the position of the backrest frame is arranged at the hinged position.

By adopting the technical scheme, the foldable backrest frame is convenient to fold and use.

The utility model discloses further set up to: two sides of the seat frame are respectively provided with an armrest and a second locking component for locking the position of the armrest in a foldable manner.

Through adopting above-mentioned technical scheme, through folding handrail setting, played the guard action to children, also convenient folding use simultaneously.

The utility model discloses further set up to: one side of the seat frame, which is far away from the pedal plate, is provided with a long waist-shaped through hole which is convenient to extract.

By adopting the technical scheme, the long waist-shaped through hole is formed in the rear part of the seat frame, so that the folding seat frame is convenient for people to take out conveniently.

A child dining chair having a seat mechanism 1 as described in the first embodiment.

Through adopting above-mentioned technical scheme, have the aforesaid children's seat as the mechanism, make the running-board of dining chair fold and accomodate, and beta structure is simple, convenient operation has improved children's dining chair's portability.

To sum up, the utility model discloses a beneficial technological effect does:

1. the positioning pressing block is pressed at one end close to the elastic piece, so that the protrusion of the positioning pressing block is far away from the positioning rack, the pedal plate can be rotated for a certain angle to adapt to the use angles of different children, and the pedal plate can be rotated, folded and stored, so that the occupied space of the dining chair is reduced when the dining chair is stored;

2. the pedal of the dining chair can be folded and stored, the folding structure is simple, the operation is convenient, and the portability of the child dining chair is improved.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 2 is a schematic structural view in another direction in embodiment 1 of the present invention.

Fig. 3 is an exploded view of the positioning mechanism of the present invention.

Fig. 4 is a schematic structural view of embodiment 2 of the present invention.

In the drawings, 1, a seat mechanism; 11. a seat frame; 111. a long waist-shaped through hole; 12. a backrest frame; 121. a first locking assembly; 13. a foot pedal; 131. a plate body; 132. a fence portion; 133. a connecting rod; 134. a reinforcing bar; 135. a groove; 14. a positioning mechanism; 141. positioning a pressing block; 142. a connecting arm; 143. an elastic member; 144. positioning the rack; 145. a pivot shaft; 146. a protrusion; 15. a handrail; 151. a second locking assembly; 152. a transverse armrest portion; 153. a connecting portion.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment,

Referring to fig. 1 to 3, a seat mechanism 1 according to the present invention includes a seat frame 11, a backrest frame 12, a pedal 13 rotatably mounted on a front portion of the seat frame 11, and a positioning mechanism 14 for locking the pedal 13 at a certain position.

The seat frame 11 is a square plastic plate 131, the bottom of the plastic plate 131 is integrally provided with a transverse reinforcing rib and a longitudinal reinforcing rib which are mutually perpendicular, the rear part of the seat frame 11 is provided with a long waist-shaped through hole 111 which is convenient to extract and place,

the backrest frame 12 is a U-shaped frame, two ends of the backrest frame are respectively and movably hinged with two sides of the seat frame 11, and a first locking component 121 for locking the position of the backrest frame 12 is arranged at the hinged position.

The two sides of the seat frame 11 are respectively provided with an armrest 15 and a second locking assembly 151 for locking the position of the armrest 15, the armrest 15 comprises a transverse armrest portion 152 and a connecting portion 153 hinged to the two ends of the transverse armrest portion 152, and the other end of the connecting portion 153 is movably hinged to the side portion of the seat frame 11.

The pedal 13 includes a plate 131 and rail portions 132 surrounding the three side edges of the pedal 13, the top portions of the rail portions 132 on the two opposite sides are inclined toward the side away from the rail-free portion 132, two ends of one side of the rail-free portion 132 are respectively provided with a connecting rod 133 by extending outward vertically to a protrusion 146, a metal reinforcing rod 134 is fixedly connected between the two connecting rods 133, and a groove 135 is formed at one end of the connecting rod 133 away from the pedal 13.

The positioning mechanism 14 includes a positioning press block 141, the seat frame comprises a connecting arm 142 and an elastic element 143, one end of the connecting arm 142 is fixedly connected with the side wall of the seat frame 11, the other end of the connecting arm 142 is provided with positioning racks 144 which are uniformly distributed along the width direction of the seat frame 11 as the center, one end, far away from the side wall of the connecting arm 142, of each positioning rack 144 is bent towards one side far away from a positioning pressing block 141, a gap between every two adjacent positioning racks 144 is in a bending shape, the middle of each positioning pressing block 141 is pivoted with the pedal 13 through a pivoting shaft 145, two ends of each pivoting shaft 145 are fixedly installed on the side walls on two sides of a groove 135, one end, close to the seat frame 11, of each positioning pressing block 141 is provided with a protrusion 146 matched and positioned with the corresponding positioning rack 144, the elastic element 143 is a spring, one end of the spring is connected with the bottom of the groove.

Example II,

Referring to fig. 4, a child dining chair is provided with the seat mechanism 1 according to the first embodiment.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A seat mechanism comprises a seat frame (11), a pedal plate (13) rotatably mounted on the front portion of the seat frame (11) and a positioning mechanism (14) for locking the pedal plate (13) at a certain position, and is characterized in that the positioning mechanism (14) comprises a positioning pressing block (141), a connecting arm (142) and an elastic piece (143), one end of the connecting arm (142) is fixedly connected with the side wall of the seat frame (11), the other end of the connecting arm (142) is provided with positioning racks (144) uniformly distributed along the width direction of the seat frame (11) as the center, the middle portion of the positioning pressing block (141) is pivoted with the pedal plate (13) through a pivoting shaft (145), one end of the positioning pressing block (141) close to the seat frame (11) is provided with a protrusion (146) matched and positioned with the positioning racks (144), and the other end of the positioning pressing block (141) is elastically connected with the pedal plate (13) through the elastic piece (143) to drive the protrusion (146) of the positioning pressing block (141 And (4) connecting.

2. A seating mechanism as claimed in claim 1, wherein: the two ends of one side face, close to the seat plate, of the pedal plate (13) are provided with connecting rods (133) towards the extending protrusions (146) of the seat plate respectively, one ends, far away from the pedal plate (13), of the connecting rods (133) are provided with grooves (135), two ends of the pivoting shaft (145) are fixedly installed on the side walls of two sides of the grooves (135), the positioning pressing block (141) is rotatably arranged on the pivoting shaft (145) in a penetrating mode, one end of the elastic piece (143) is connected with the bottom of the grooves (135), and the other end of the elastic piece is connected with the positioning pressing block (141).

3. A seating mechanism as claimed in claim 2, wherein: a reinforcing rod (134) is connected between the two connecting rods (133).

4. A seating mechanism as claimed in claim 1, wherein: fence parts (132) are arranged on two sides of the pedal (13) and one side far away from the seat frame (11).

5. A seating mechanism as claimed in claim 1 or 2, wherein: one end of the positioning rack (144) far away from the side wall of the connecting arm (142) is bent towards one side far away from the positioning pressing block (141).

6. A seating mechanism as claimed in claim 1, wherein: the seat mechanism further comprises a backrest frame (12), the backrest frame (12) is a U-shaped frame, two ends of the backrest frame are movably hinged with two sides of the seat frame (11) respectively, and a first locking component (121) for locking the position of the backrest frame (12) is arranged at the hinged position.

7. A seating mechanism as claimed in claim 1, wherein: two sides of the seat frame (11) are respectively provided with a handrail (15) and a second locking component (151) which locks the position of the handrail (15) in a foldable manner.

8. A seating mechanism as claimed in claim 1, wherein: one side of the seat frame (11) far away from the pedal (13) is provided with a long waist-shaped through hole (111) convenient to extract.

9. A child dining chair, which is characterized in that: the seat structure of any of claims 1-8.