CN112244477A

CN112244477A - Connecting mechanism of lifting learning table

Info

Publication number: CN112244477A
Application number: CN201910610859.7A
Authority: CN
Inventors: 朱健
Original assignee: Foshan Meitong Children's Desk And Chair Co ltd
Current assignee: Foshan Meitong Children's Desk And Chair Co ltd
Priority date: 2019-07-06
Filing date: 2019-07-06
Publication date: 2021-01-22

Abstract

A lifting learning table connecting mechanism mainly comprises an aluminum-iron alloy sleeve head and a zinc-iron alloy sleeve, wherein the zinc-iron alloy sleeve mainly comprises a threaded screw rod and a hollow square tube head, the hollow square tube head comprises two gear discs, and two bearings form a linkage mechanism with the threaded screw rod. The upper part of the aluminum-iron alloy sleeve head is connected with the table plate through a screw, the lower part of the aluminum-iron alloy sleeve head is connected with the square pipe head of the zinc-iron alloy sleeve pipe to form a linkage mechanism, and the table plate is driven to ascend or descend by the zinc-iron alloy sleeve pipe; the invention has the advantages that: 1. the height of the learning table can be adjusted according to the height of the student, and resources are saved. 2. Simple to operate, the structure is firm.

Description

Connecting mechanism of lifting learning table

Technical Field

The invention relates to the industry of furniture for children to study, in particular to a connecting mechanism of a lifting study table.

Background

Usually, 4 legs are provided under the child table, and the 4 legs cooperate together to support the table, and the legs are usually near the corners of the table, and there is no relationship between the legs and the legs. In practice, the stability of the table is not good, and the table plate and the table legs are easy to loosen after the table is used for a long time or under the condition of bearing large gravity. Therefore, the connection between the existing desk board and the desk legs is not stable. Moreover, as the children grow up, the height of the desk cannot be adjusted, so that the children are inconvenient to learn, or a new learning desk needs to be replaced, which causes waste.

Therefore, people expect to have the production of a learning table, which not only has a stable structure, but also can adjust the height of the table along with the height of children, so that students can form a good learning posture, and the students with various heights can use the learning table, thereby saving resources.

Disclosure of Invention

Aiming at the traditional defects of the learning table, the purposes of stable structure and adjustable height of the learning table cannot be realized, the inventor is engaged in the furniture industry of students for years, and finally generates the connecting mechanism of the lifting learning table through repeated research and demonstration.

Aiming at the problems, the technical problems to be solved by the invention are as follows: can adjust the height of the learning desk according to the height of the student, and has stable structure.

In order to solve the technical problem, the connection mechanism of the lifting learning table is mainly characterized in that: the device mainly comprises an aluminum-iron alloy sleeve head and a zinc-iron alloy sleeve, wherein the zinc-iron alloy sleeve pipe mainly comprises a threaded screw rod and a hollow square pipe head, and the hollow square pipe head comprises two gear discs and two bearings which form a linkage mechanism with the threaded screw rod. The upper part of the aluminum-iron alloy sleeve head is connected with the table plate through a screw, the lower part of the aluminum-iron alloy sleeve head is connected with the square pipe head of the zinc-iron alloy sleeve pipe to form a linkage mechanism, and the table plate is driven to ascend or descend by the zinc-iron alloy sleeve pipe.

The technical scheme adopted by the connecting mechanism of the lifting learning table is as follows: the device mainly comprises an aluminum-iron alloy sleeve head and a zinc-iron alloy sleeve, wherein the zinc-iron alloy sleeve pipe mainly comprises a threaded screw rod and a hollow square pipe head, and the hollow square pipe head comprises two gear discs and two bearings which form a linkage mechanism with the threaded screw rod. The lower part of the hollow square tube head is fixed with a gear disc (a small iron gasket is arranged below the gear disc) by screws, so as to avoid friction, one end of the threaded screw rod is provided with a bearing corresponding to the gear disc, and the two are tightly buckled. The left end and the right end of the hollow square pipe head are respectively provided with a gear disc and a bearing corresponding to the gear disc, and the gear discs and the bearing are connected in the hollow square pipe head through a small iron cross rod. The two gear disks are vertically connected. The aluminum-iron alloy sleeve head and the zinc-iron alloy sleeve are injected with glue and sealed to form a linkage mechanism, the surface of the linkage mechanism is coated, a modified iron frame is sleeved to serve as one of the table legs, and the aluminum-iron alloy sleeve head end of the linkage mechanism is fixedly connected with the table top through screws. The bearing ring that the ferrozinc alloy sleeve pipe is perpendicular installation is located the outside of table leg, is connected with a hand rocker, through rocking the hand rocker left or right, drives perpendicular toothed disc and rotates left or right to drive horizontal toothed disc and rotate right or to the left, make the screw lead screw rise or descend, thereby further drive whole coupling mechanism's rising or decline, the table also rises along with coupling mechanism's rising just, descends and descends.

In order to achieve the purpose of the invention, a screw rod is arranged in the threaded screw rod, a square pipe sleeve is arranged outside the threaded screw rod, the bottom end of the square pipe sleeve is fixed on a table leg through a screw, a hand lever is manually rotated to drive the hollow discharge pipe head to rotate, the hollow square pipe head drives a vertical gear disc, the vertical gear disc drives an occluded horizontal gear disc, and the horizontal gear disc drives a screw rod to rotate, so that the lifting movement is finally achieved.

The connecting mechanism of the lifting learning table has the advantages that:

1. the height of the learning table can be adjusted according to the height of the student, and resources are saved.

2. Simple to operate, the structure is firm.

Drawings

FIG. 1 is a front view of an aluminum-iron alloy sleeve head of a connection mechanism of the lifting learning table of the present invention.

FIG. 2 is a front view of a Zn-Fe alloy sleeve of the connection mechanism of the lifting learning table of the present invention.

Description of reference numerals: 1. the aluminum-iron alloy sleeve head 2, the zinc-iron alloy sleeve 21, the vertical gear disc 211, the vertical bearing 22, the horizontal gear disc 222, the horizontal bearing 23, the threaded screw rod 24 and the hand-operated rod.

Detailed Description

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

In order to make the understanding of the present invention easier, the following detailed description will be made of specific examples of the embodiment of the present invention, and the connection mechanism of the lifting learning desk mainly comprises an aluminum-iron alloy sleeve 1 and a zinc-iron alloy sleeve 2, wherein the zinc-iron alloy sleeve 2 mainly comprises a threaded screw 23 and a hollow square pipe head 3, and the hollow square pipe head 3 comprises two

gear discs

21, 22 and two

bearings

211, 222 to form a linkage mechanism with the threaded screw 23. The upper part of the aluminum-iron alloy sleeve head 1 is connected with a table through a screw, the lower part of the aluminum-iron alloy sleeve head is connected with the square pipe head 3 of the zinc-iron alloy sleeve 2 to form a linkage mechanism, and the table is driven to ascend or descend by the zinc-iron alloy sleeve 2.

Preferably: the two sides of the zinc-iron alloy sleeve head 1 are of inwards concave arc structures, and the interior of the zinc-iron alloy sleeve head 1 is of a hollow structure.

The technical scheme adopted by the upgrade study table connecting mechanism is as follows: the aluminum-iron alloy pipe joint mainly comprises an aluminum-iron alloy sleeve head 1 and a zinc-iron alloy sleeve 2, wherein the zinc-iron alloy sleeve pipe mainly comprises a threaded screw rod 23 and a hollow square pipe head 3, and the hollow square pipe head 3 comprises two

gear discs

21 and 22 and two

bearings

211 and 222 and forms a linkage mechanism with the threaded screw rod 23. The lower part of the hollow square tube head 3 is fixed with a gear disc 22 (a small iron gasket is arranged below the gear disc) by screws, in order to avoid friction, one end of the thread screw 23 is provided with a bearing 222 corresponding to the gear disc 22, and the two are tightly buckled. The left end and the right end of the hollow square pipe head 3 are respectively provided with a gear disc 21 and a bearing 211 corresponding to the gear disc, and the gear discs and the bearing 211 are connected in the hollow square pipe head 3 through a small iron cross bar. The two

gear discs

21, 22 are connected vertically. The aluminum iron alloy sleeve head 1 and the zinc iron alloy sleeve 2 are injected with glue and sealed to form a linkage mechanism, then a modified iron frame is sleeved on the surface of the linkage mechanism to serve as one of the table legs, and the end of the aluminum iron alloy sleeve head 1 of the linkage mechanism is fixedly connected with the table plate through screws. The bearing ring 211 that zinc-iron alloy sleeve pipe 2 is perpendicular installation is located the outside of table leg, is connected with a leader rocker 24, through rocking hand-operated lever 24 left or right, drives vertical gear dish 21 and rotates left or right to drive horizontal gear dish 22 and rotate right or to the left, make screw lead screw 23 rise or descend, thereby further drive whole coupling mechanism's rising or decline, the table also rises along with coupling mechanism's rising, descends and descends.

In summary, the content and the specific embodiments of the connection mechanism for the lifting learning table are only for clearly illustrating the essence and the content of the present invention by way of example and are not limited to the variation on the basis of the concept of the present invention in a limiting way, and those skilled in the art can arbitrarily change the concept of the present invention, but still fall into the protection scope of the present invention if they combine the common general knowledge and the conventional means in the field based on the concept of the present invention.

Claims

1. Lifting study table coupling mechanism, its main characteristic: mainly comprises an aluminum-iron alloy sleeve head (1) and a zinc-iron alloy sleeve pipe (2), wherein the zinc-iron alloy sleeve pipe mainly comprises a threaded screw rod (23) and a hollow square pipe head (3), the hollow square pipe head (3) comprises two gear discs (21, 22) and two bearings (211, 222) which form a linkage mechanism with the threaded screw rod (23), the lower part of the hollow square pipe head (3) is fixed with a gear disc (22) by screws (a small iron gasket is arranged below the gear disc) for avoiding friction, one end of the threaded screw rod (23) is provided with the bearing (222) corresponding to the gear disc (22), the gear disc (22) and the bearing (211) are tightly buckled, the left end and the right end of the hollow square pipe head (3) are respectively provided with the gear disc (21) and the bearing (211) corresponding to the gear disc, the gear disc (21) and the bearing (211) are connected in the hollow square pipe head (3) through a small iron, (22) the aluminum iron alloy sleeve head (1) and the zinc iron alloy sleeve (2) are injected with glue and sealed, and the zinc iron alloy sleeve (2) is vertically arranged, a bearing ring (211) is positioned on the outer side of the table leg, and a hand lever (24) is connected.

2. The connecting mechanism of the lifting learning table as claimed in claim 1, which is mainly characterized in that: the aluminum-iron alloy sleeve head (1) and the zinc-iron alloy sleeve (2) are formed by melting aluminum iron in a certain proportion into water, then performing die-casting molding, and then performing polishing treatment.

3. The connecting mechanism of the lifting learning table as claimed in claim 1, which is mainly characterized in that: the two sides of the zinc-iron alloy sleeve head (1) are of inwards concave arc structures, and the interior of the zinc-iron alloy sleeve head (1) is of a hollow structure.

4. The connecting mechanism of the lifting learning table as claimed in claim 1, which is mainly characterized in that: the zinc-iron alloy sleeve (2) mainly comprises a threaded screw rod (23) and a hollow square tube head (3), wherein the hollow square tube head (3) comprises two gear discs (21) and (22) and two bearings (211) and (222) to form a linkage mechanism with the threaded screw rod (23).

5. The connecting mechanism of lifting learning table as claimed in claim 4, wherein: the two gears (21) and (22) of the hollow square pipe head (3) are vertically connected.

6. The connecting mechanism of lifting learning table as claimed in claim 5, wherein: the two gears (21) and (22) of the hollow square pipe head (3) and the corresponding bearings (211) and (222) are installed in a matching mode.

7. The connecting mechanism of lifting learning table as claimed in claim 6, wherein: a small iron gasket is padded under the two gears (21) and (22) of the hollow square pipe head (3) for avoiding friction.

8. The connecting mechanism of the lifting learning table as claimed in claim 1, which is mainly characterized in that: the outer ring of the vertical bearing (211) is connected with a hand lever (24).

9. The connecting mechanism of the lifting learning table as claimed in claim 1, which is mainly characterized in that: after spraying treatment, the interlocking mechanism consisting of the aluminum-iron alloy sleeve head (1) and the zinc-iron alloy sleeve (2) is additionally provided with the decorative frame which is connected through screws to be used as one of the desk legs.

10. The connecting mechanism of lifting learning table as claimed in claim 9, wherein: the aluminum-iron alloy sleeve head (1) and the zinc-iron alloy sleeve (2) are sealed and connected through glue injection, and then a spraying layer and an additional decorative frame are required to be processed.