CN212912498U

CN212912498U - Distance adjusting device of child dining chair

Info

Publication number: CN212912498U
Application number: CN202021289111.6U
Authority: CN
Inventors: 蒲羽
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-02
Filing date: 2020-07-02
Publication date: 2021-04-09
Anticipated expiration: 2030-07-02

Abstract

The utility model aims at providing a distance adjusting device of children dining chair, two optical axes which are arranged in parallel with a table plate or a chair plate and have a certain length are arranged on the bottom surface of the table plate or the chair plate of the children table and chair in bilateral symmetry, a supporting component which is in sliding fit with the outer cylindrical surface of the optical axis in the length direction of the optical axis is sleeved on the optical axis, the lower end part of the supporting component is arranged on a table and chair frame of the children table and chair, one side of the optical axis is provided with an elastic pressing block which is arranged on the bottom surface of the table plate or the chair plate in a sliding way and is provided with a spring groove, a spring which can drive the elastic pressing block to be tightly pressed on the supporting component is arranged in the spring groove, one end of the spring is arranged on an extending block which is vertically connected with the bottom surface of the table plate or the chair plate, and the other end is pressed on the wall surface of, the installation and the roll adjustment are convenient.

Description

Distance adjusting device of child dining chair

Technical Field

The utility model belongs to the table chair field, in particular to children's dining chair's roll adjustment device.

Background

At present, a plurality of integrated children's tables and chairs comprise children's learning tables and chairs, children's dining chairs, multifunctional children's tables and chairs and the like, the structure of the children's tables and chairs mainly comprises an integrated table and chair frame, a chair seat and a small table plate which are installed on the table and chair frame, and a plurality of children's dining chairs are also installed on armrests on two sides of the chair seat.

In order to make the integrated children's table and chair capable of meeting the requirements of children with different body types and suitable distance between the children and the table top, a device for adjusting the distance between the table and the chair seat is required to be arranged on the children's table and chair, and the children can conveniently get in and out of the chair.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a children can make things convenient for children to pass in and out dining chair and can the device of roll adjustment, the device simple structure, the installation and the roll adjustment of being convenient for adopt following scheme:

a distance adjusting device for a child dining chair is characterized in that two optical axes with certain length and arranged parallel to a table plate or a chair plate are bilaterally and symmetrically arranged on the bottom surface of the table plate or the chair plate of the child table and chair, a supporting component which is in sliding fit with an outer cylindrical surface of the optical axes in the length direction of the optical axes is sleeved on the optical axes, the lower end part of the supporting component is arranged on a table and chair support which is pre-arranged on a child chair, one side of each optical axis is provided with an elastic pressing block which is arranged on the bottom surface of the table plate or the chair plate in a sliding mode and is provided with a spring groove, a spring which can drive the elastic pressing block to be pressed on the supporting component is arranged in the spring groove, one end of the spring is arranged on an extending block which is vertically connected to the bottom surface of the table plate or the chair plate, the other end of the spring abuts against the wall surface of the spring groove, otherwise, the elastic pressing block is loosened, the fixed optical axis cannot move back and forth relative to the supporting component and the child seat.

Furthermore, two ends of the optical axis are respectively hinged to mounting blocks mounted on the bottom surface of the table plate or the chair plate through screws.

Furthermore, the elastic pressing block is provided with a guide groove, the bottom surface of the table plate or the chair plate is provided with a guide pillar corresponding to the guide groove, and the guide groove is slidably mounted on the guide pillar through a bolt.

Furthermore, the elastic pressing block is provided with a stop block for preventing the optical axis from sliding relative to the supporting component in the length direction of the optical axis, the elastic pressing block can be provided with a plurality of stop blocks, the distance between every two adjacent stop blocks is the length of the supporting component sleeved on the optical axis, the side faces of the stop blocks are attached to the supporting component to fix the stop blocks and prevent the stop blocks from sliding relative to the supporting component, and then the table or the chair plate is fixed.

Furthermore, a pulling plate which is convenient for pulling the elastic pressing block by hands is arranged on the elastic pressing block.

Furthermore, the supporting part and the optical axis can slide relatively, so that a child can conveniently get in and out of the seat.

Furthermore, the lower end part of the supporting part is provided with a cylindrical groove sleeved on the upright post of the desk and chair frame, the wall surface of the cylindrical groove is provided with an opening, the opening is provided with a clamping plate which enables the cylindrical groove and the upright post of the desk and chair frame to be clamped relatively, and the clamping plate can be shifted by hands to generate small-amplitude displacement, so that the installation of the cylindrical groove and the upright post of the desk and chair frame becomes loose.

Further, the external structure of the supporting part and the distance between the supporting part and the bottom surface of the table plate or the chair plate meet the condition that the table plate or the chair plate rotates 90 degrees relative to the supporting part.

Further, the support member and the spring block and the mounting block are all made of plastic material.

To sum up, the utility model discloses realizable beneficial effect is: through pulling the interval adjustment between the table that the bullet briquetting can realize integral type children's dining chair and the back, and can be simple quick with table upset one side, make things convenient for children to pass in and out the seat, simple structure, easy to assemble and roll adjustment.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is an exploded view of the present invention;

fig. 3 is a schematic view of the structure of the spring block of the present invention.

Description of reference numerals: 1. an optical axis; 2. a support member; 21 a cylindrical groove; 22. an opening; 23. Clamping a plate; 3. elastic pressing blocks; 31 a spring groove; 32. a guide groove; 33. a stopper; 34. pulling a plate; 4. A spring; 5. an extension block; 6. mounting blocks; 7. a guide post; 8. a bolt; 100. a chair plate; 200. A desk and chair frame upright post.

Detailed Description

The following detailed description provides many different embodiments or examples for implementing the invention. Of course, these are merely embodiments or examples and are not intended to be limiting. In addition, repeated reference numbers, such as repeated numbers and/or letters, may be used in various embodiments. These iterations are for simplicity and clarity of describing the present invention and are not intended to represent a particular relationship between the various embodiments and/or configurations discussed.

Furthermore, spatially relative terms, such as "below" … "," below "," inside-out "," above "," upper "and the like, may be used herein to facilitate describing the relationship of one element(s) or feature(s) to another element(s) or feature(s) in the drawings and may encompass different orientations of the device in use or operation and the orientation depicted in the drawings. The devices may be turned to different orientations (0 degrees of rotation or other orientations) and the spatially relative descriptors used therein should also be interpreted as such and are not to be construed as limiting the invention, and the terms "first" and "second" are used for descriptive purposes only and are not intended to indicate or imply relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

The invention will be further described with reference to the following description and embodiments in conjunction with the accompanying drawings:

as shown in fig. 1 to 3, a distance adjusting device for a child dining chair is characterized in that two optical axes 1 with a certain length and placed parallel to the bottom plane of a chair plate 100 are symmetrically installed on the left and right sides of the bottom plane of the chair plate 100 of a child table and chair, a supporting component 2 which is in sliding fit with the outer cylindrical surface of the optical axis 1 in the length direction of the optical axis 1 is sleeved on the optical axis 1, vertical table and chair frame columns 200 are preset on the left and right sides of the child table and chair, the table and chair frame columns 200 can be fixed on the two sides of handrails of the child chair in advance through components such as screws and the like, the lower end of the supporting component 2 is installed on the table and chair frame column 200, an elastic pressing block 3 which is installed on the bottom plane of the chair plate 100 in a sliding manner is arranged on one side of the optical axis 1 and provided with a spring groove 31, the elastic pressing block 3 can be slid to the side close to the outer cylindrical wall of the optical axis 1 or the And a spring 4 moving back and forth relative to the support member 2, wherein one end of the spring 4 is mounted on an extension block 5 vertically connected to the bottom surface of the chair plate 100, and the other end abuts against the wall surface of the spring groove 31.

As shown in fig. 1 to 2, two ends of the optical axis 1 are respectively hinged to a mounting block 6 mounted on the bottom surface of the chair plate 100 by screws, the mounting block 6 is respectively provided with a mounting hole for accommodating an end portion of the optical axis 1, the optical axis 1 on one side is fixed by two mounting blocks 6 oppositely arranged on the bottom surface of the chair plate 100, and two ends of the optical axis 1 are respectively inserted into the mounting holes on the mounting block 6. The optical axis of the other end of the bottom surface of the chair plate 100 is fixed in the same manner.

As shown in fig. 1 and 3, the spring pressing block 3 is symmetrically provided with strip-shaped guide grooves 32, in this embodiment, the guide grooves 32 penetrate up and down as an example, a guide post 7 corresponding to the guide groove 32 is provided on the bottom surface of the chair plate 100, the guide groove 32 is slidably mounted on the guide post 7 by a bolt 8, that is: the guide groove 32 is inserted in alignment with the guide post 7, and a screw with a nut diameter larger than the width of the guide groove 32 is screwed into the exposed end part of the guide post 7, so that the elastic block 3 can move back and forth along the guide post 7 to the circumferential wall surface of the optical axis.

As shown in fig. 1 and 3, the elastic pressing block 3 is provided with a stopper 33 for preventing the optical axis 1 from sliding in the length direction of the optical axis 1 relative to the supporting member 2, in this embodiment, a stopper is provided, the distance between the stopper and the mounting block 6 is close to the length of the supporting member sleeved on the optical axis, and the side surface of the stopper is attached to the supporting member to fix the stopper against sliding relative to the supporting member, so as to fix the chair plate 100.

As shown in fig. 1 and 3, a pulling plate 34 is provided on the striking block 3 to facilitate pulling the striking block 3 by hand.

The supporting parts 2 and the optical axis 1 can also rotate in a sliding mode, namely, one of the supporting parts 2 is pulled out from a table and chair frame upright column 200 which is vertically arranged on the left side and the right side of the child table and chair, so that the chair plate can be turned over and opened along the supporting part 2 on the other side as an axis, and the child can conveniently get in and out of the chair. The external structure of the supporting part 2 and the distance between the supporting part 2 and the bottom surface of the chair plate 100 meet the condition that the chair plate 100 is turned over 90 degrees relative to the supporting part 2.

As shown in fig. 1 and 3, a cylindrical groove 21 sleeved on the upright column 200 of the desk and chair frame is arranged at the lower end part of the supporting part 2, an opening 22 is arranged on the wall surface of the cylindrical groove 21, a clamping plate 23 for clamping the cylindrical groove 21 and the upright column 200 of the desk and chair frame relatively is arranged on the opening 22, and the clamping plate 23 can be shifted by hands to generate small displacement, so that the installation of the cylindrical groove 21 and the upright column 200 of the desk and chair frame becomes loose.

The support member 2 and the spring block 3 and the mounting block 6 are all made of a plastic material.

The embodiment of the utility model discloses a theory of operation as follows: when the distance between the desk and the chair needs to be adjusted, the pulling plate 34 is pulled manually to enable the elastic pressing block 3 to be far away from the supporting component 2, then the chair plate 100 is pushed to move, the position of the supporting component 2 on the optical axis 1 is changed, the distance between the desk plate 100a and the chair plate 100b in the horizontal direction is adjusted, after the distance is adjusted properly, the pulling plate 34 is loosened, the spring 4 enables the elastic pressing block 3 to automatically press the supporting component 2, the stop block 33 on the elastic pressing block 3 enables the optical axis 1 not to slide relative to the supporting component 2, namely the chair plate 100 is positioned, in order to facilitate the seating of a child, the clamping plate 23 of one supporting component 2 can be pulled, the supporting component 2 is lifted away from the desk and chair frame upright post 200, the chair plate 100 is rotated upwards by 90 degrees around the other supporting component 2, after the child enters the desk and the chair, the chair plate 100 is put down, and the supporting component 2 is installed back on.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only illustrative of the principles of the present invention, and the present invention can be modified in various ways without departing from the spirit and scope of the present invention, and these modifications and changes fall into the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A distance adjusting device of a child dining chair is characterized in that: install in the chair board bottom surface of children's table chair and be on a parallel with optical axis (1) of chair board bottom surface including left and right symmetry the cover is equipped with can be at gliding supporting component (2) on optical axis (1) length direction on the outer cylinder face of optical axis (1), the tip is equipped with can connect cylinder groove (21) of installing on the table chair frame stand of children's seat pre-installation under supporting component (2) one side is equipped with slidable mounting and opens briquetting (3) that have spring groove (31) in chair board bottom surface place in spring groove (31) and can order about briquetting (3) compress tightly spring (4) on supporting component (2), spring (4) one end is installed on extension piece (5) of perpendicular connection in the chair board bottom surface, and the other end supports on spring groove (31) internal face.

2. A device for adjusting the distance of a child's dining chair as claimed in claim 1, wherein the two ends of said optical axis (1) are hinged to the mounting blocks (6) mounted on the bottom of the chair plate by screws.

3. The device for adjusting the distance of a children's dining chair according to claim 1, wherein the said spring pressing block (3) is symmetrically provided with guide slots (32), and the bottom of the chair plate is provided with guide posts (7), and the said guide slots (32) are slidably mounted on the said guide posts (7) by bolts (8).

4. A device for adjusting the distance between children's dining chair and chair as claimed in claim 1, wherein said resilient pressing member (3) is provided with a stop (33) for preventing said optical axis (1) from sliding relative to said supporting member (2) along the length of said optical axis (1).

5. A device for adjusting the distance of a child dining chair as claimed in claim 1, wherein a pulling plate (34) is provided on said mass (3) for facilitating the manual pulling of said mass (3).

6. A device for adjusting the distance between a child's dining chair and a child's seat as claimed in claim 1, wherein said support member (2) and said optical axis (1) are also rotatable with respect to each other.

7. A device for adjusting the distance between a child's dining chair and a chair's seat as claimed in claim 1, wherein an opening (22) is provided on the wall of said cylindrical groove (21), and a catch plate (23) is provided on said opening (22) for locking the cylindrical groove (21) against the upright of the chair's seat.

8. A device for adjusting the distance of a child's dining chair as claimed in claim 1, wherein the external structure of said supporting part (2) and the distance between said supporting part (2) and the bottom of the chair plate are such that the chair plate is turned 90 degrees with respect to said supporting part (2).

9. A device for adjusting the distance of a child's dining chair as claimed in claim 2, wherein said supporting part (2) and said mass (3) and said mounting block (6) are made of plastic material.