CN219306389U

CN219306389U - Prevent pressing study table frame

Info

Publication number: CN219306389U
Application number: CN202320379420.XU
Authority: CN
Inventors: 张友; 张艳颖
Original assignee: Langfang Jinshi Culture Development Co ltd
Current assignee: Langfang Jinshi Culture Development Co ltd
Priority date: 2023-03-03
Filing date: 2023-03-03
Publication date: 2023-07-07
Anticipated expiration: 2033-03-03

Abstract

The utility model discloses an anti-compression learning table frame, which relates to the technical field of learning table frames and comprises a first table frame main body and a second support plate, wherein a first support plate is arranged below the first table frame main body, a telescopic spring is arranged below the first support plate, and a first connecting rod is arranged on the right side of the telescopic spring. This prevent pressing study table frame compares with current ordinary prevent pressing study table frame, drives first backup pad through electric telescopic handle's start-up and moves down, when the object is touched to the second backup pad, compression telescopic spring makes the head rod promote the bayonet lock and removes for the second connecting rod drives the slider and removes along the slide bar, makes the bayonet lock and the inside dead lever block of electric telescopic handle, and be provided with rubber protection pad and protect, when personnel leave, telescopic spring's elasticity resumes, make the device reset, prevent electric telescopic handle's start-up and press the user, thereby reached the function of preventing pressing, the security has also been improved, the reset of device is convenient for.

Description

Prevent pressing study table frame

Technical Field

The utility model relates to the technical field of learning desk frames, in particular to an anti-compression learning desk frame.

Background

The children study desk and chair is based on the original theory of some professions such as the 'ergonomics' principle, the 'best view' principle, the 'body pressure sharing' theory, the 'environment interference' theory and the like, so as to help children to achieve the effects of preventing humpback, protecting eyes and learning with high efficiency to the greatest extent.

At present, the learning table for children is more and more popular, and particularly, the learning table with the electric lifting function has a popularization trend because of convenient use, and when the electric lifting learning table is used, the learning table for children is also realized by operating the seat in front of the desk. Considering that the difference of the height of the children is larger when the existing children learning table is used, the height of the fixed table legs of the learning table with the lifting function is not too high, so that the table plate is provided with a higher lifting space, certain potential safety hazards are brought to the design, for example, when the switch key is pressed to control the lifting, thighs are pressed, or the children climb under the table to play, carelessly touch the switch, and the table plate is pressed down.

The utility model has the advantages that the structure is simple, the processing is convenient, and the anti-compression learning table frame is suitable for large-scale popularization and use, but when the height of the table frame is adjusted, the table chair can be blocked due to unexpected collision to the collision plate, so that the table frame can be required to be maintained, and the resetting effect of an anti-compression mechanism is poor.

Accordingly, in view of the above, an anti-compression learning table frame is proposed to solve the problems of the prior art.

Disclosure of Invention

The utility model aims to provide an anti-compression learning table frame so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a prevent pressing study table frame, includes first table frame main part and second backup pad, the below of first table frame main part is provided with first backup pad, and the below of first backup pad is provided with the extension spring, the right side of extension spring is provided with the head rod, and the right side of head rod is provided with the bayonet lock, the below of bayonet lock is provided with the second connecting rod, the second backup pad is installed in the below of extension spring, and the inside of second backup pad is provided with the slide bar, the middle part of slide bar is provided with the slider, the below of second backup pad is provided with the rubber protection pad,

further, the right side of first table frame main part is provided with the pivot, and the below of pivot is provided with electric telescopic handle, electric telescopic handle's inside is provided with the dead lever.

Further, the below of electric telescopic handle is provided with first support base, and the inside of first support base is provided with the second and supports the base.

Further, the outer surface of the first supporting base is provided with a first bolt, the left side of the first table frame main body is provided with a second table frame main body, and the front of the outer surface of the second table frame main body is provided with a second bolt.

Further, the first supporting plate is elastically connected with the second supporting plate through the telescopic spring, and the central axis of the telescopic spring is perpendicular to the outer surface of the second supporting plate.

Further, the first connecting rod is rotationally connected with the bayonet lock, and the propaganda symmetry of first connecting rod along the bayonet lock is provided with two, slide bar and slider through connection, and the axis of slide bar coincides with the axis of slider mutually, second connecting rod and slider fixed connection.

Further, the second support base is connected with the first support base in a penetrating manner, and the central axis of the second support base coincides with the central axis of the first support base.

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

1. according to the utility model, through the arrangement of the first support plate, the telescopic spring, the first connecting rod, the clamping pin, the second connecting rod, the second support plate, the sliding rod, the sliding block, the rubber protection pad, the electric telescopic rod and the fixing rod, the first support plate is driven to move downwards through the starting of the electric telescopic rod, when the second support plate touches an object, the first connecting rod is driven by the telescopic spring to push the clamping pin to move by the compression telescopic spring, the second connecting rod drives the sliding block to move along the sliding rod, the clamping pin is clamped with the fixing rod in the electric telescopic rod, and the rubber protection pad is arranged for protection, when a person leaves, the elasticity of the telescopic spring is recovered, so that the device is reset, the starting of the electric telescopic rod is prevented from being pressed to a user, the anti-pressing function is achieved, the safety is improved, and the device is convenient to reset;

2. according to the utility model, through the arrangement of the first table frame main body, the rotating shaft, the first supporting base, the second supporting base, the first bolt, the second table frame main body and the second bolt, the first bolt is loosened to push the second supporting base into the first supporting base, the second bolt is loosened to push the first table frame main body into the second table frame main body, the supporting rods on two sides are detached, and the first table frame main body is rotated through the rotating shaft, so that the table frame is convenient to store and store, and the carrying difficulty is reduced.

Drawings

Fig. 1 is a schematic view of a front view of a first table frame body according to the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic perspective view of the whole structure of the present utility model;

fig. 4 is a schematic sectional view of the electric telescopic rod of the present utility model.

In the figure: 1. a first table frame body; 2. a first support plate; 3. a telescopic spring; 4. a first connecting rod; 5. a bayonet lock; 6. a second connecting rod; 7. a second support plate; 8. a slide bar; 9. a slide block; 10. a rubber protection pad; 11. a rotating shaft; 12. an electric telescopic rod; 13. a fixed rod; 14. a first support base; 15. a second support base; 16. a first bolt; 17. a second table frame body; 18. and a second bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-2, a pressure-proof learning desk frame comprises a first desk frame main body 1 and a second supporting plate 7, wherein a first supporting plate 2 is arranged below the first desk frame main body 1, a telescopic spring 3 is arranged below the first supporting plate 2, a first connecting rod 4 is arranged on the right side of the telescopic spring 3, a bayonet lock 5 is arranged on the right side of the first connecting rod 4, a second connecting rod 6 is arranged below the bayonet lock 5, the second supporting plate 7 is arranged below the telescopic spring 3, a sliding rod 8 is arranged inside the second supporting plate 7, the first supporting plate 2 is elastically connected with the second supporting plate 7 through the telescopic spring 3, the central axis of the telescopic spring 3 is perpendicular to the outer surface of the second supporting plate 7, a sliding block 9 is arranged in the middle of the sliding rod 8, the first connecting rod 4 is rotationally connected with the bayonet lock 5, the first connecting rod 4 is symmetrically provided with two sliding rods along propaganda of the bayonet lock 5, the sliding rod 8 is in penetrating connection with the central axis of the sliding block 9, the central axis of the sliding rod 8 coincides with the central axis of the sliding block 9, the second connecting rod 6 is fixedly connected with the sliding block 9, a rubber cushion 10 is arranged below the second supporting plate 7,

as shown in fig. 3-4, the right side of the first desk frame main body 1 is provided with a rotating shaft 11, an electric telescopic rod 12 is arranged below the rotating shaft 11, a fixed rod 13 is arranged inside the electric telescopic rod 12, the first supporting plate 2 is driven to move downwards by the starting of the electric telescopic rod 12, when the second supporting plate 7 touches an object, the telescopic spring 3 is compressed to enable the first connecting rod 4 to push the bayonet lock 5 to move, the second connecting rod 6 drives the sliding block 9 to move along the sliding rod 8, the bayonet lock 5 is clamped with the fixed rod 13 inside the electric telescopic rod 12, a rubber protection pad 10 is arranged for protection, when a person leaves, the elasticity of the telescopic spring 3 is recovered, the device is reset, the starting of the electric telescopic rod 12 is prevented from being pressed to a user, the anti-pressing function is achieved, the safety is improved, the device is convenient to reset, the electric telescopic rod 12 is provided with a first support base 14 below, a second support base 15 is arranged in the first support base 14, the second support base 15 is connected with the first support base 14 in a penetrating manner, the central axis of the second support base 15 coincides with the central axis of the first support base 14, a first bolt 16 is arranged on the outer surface of the first support base 14, a second table frame body 17 is arranged on the left side of the first table frame body 1, a second bolt 18 is arranged in front of the outer surface of the second table frame body 17, the second support base 15 is pushed into the first support base 14 by loosening the first bolt 16, the second bolt 18 is loosened to push the first table frame body 1 into the second table frame body 17, support rods on two sides are detached, and the first table frame body 1 is rotated through a rotating shaft 11, so that the table frame is convenient to store and store, and the carrying difficulty is reduced.

Working principle: when the anti-compression learning table frame is used, the first support base 15 is pushed into the first support base 14 by loosening the first bolt 16, the second bolt 18 is loosened to push the first table frame main body 1 into the second table frame main body 17, the two side support rods are detached, the first table frame main body 1 is rotated through the rotating shaft 11, so that the table frame is conveniently stored and deposited, the carrying difficulty is reduced, the first support plate 2 is driven to move downwards through the starting of the electric telescopic rod 12, when the second support plate 7 touches an object, the first connecting rod 4 is driven to move by the compression telescopic spring 3, the sliding block 9 is driven to move along the sliding rod 8 by the second connecting rod 6, the clamping pin 5 is clamped with the fixed rod 13 in the electric telescopic rod 12, the rubber protection pad 10 is arranged for protection, the elastic recovery of the telescopic spring 3 is realized, the device is reset, the starting of the electric telescopic rod 12 is prevented from being pressed to a user, the anti-compression function is also improved, and the device is convenient to reset, namely the working principle of the anti-compression learning table frame is realized.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a prevent pressing study table frame, includes first table frame main part (1) and second backup pad (7), its characterized in that, the below of first table frame main part (1) is provided with first backup pad (2), and the below of first backup pad (2) is provided with extension spring (3), the right side of extension spring (3) is provided with head rod (4), and the right side of head rod (4) is provided with bayonet lock (5), the below of bayonet lock (5) is provided with second connecting rod (6), the below in extension spring (3) is installed in second backup pad (7), and the inside of second backup pad (7) is provided with slide bar (8), the middle part of slide bar (8) is provided with slider (9), the below of second backup pad (7) is provided with rubber protection pad (10).

2. The compression-resistant learning desk frame according to claim 1, wherein a rotating shaft (11) is arranged on the right side of the first desk frame main body (1), an electric telescopic rod (12) is arranged below the rotating shaft (11), and a fixing rod (13) is arranged inside the electric telescopic rod (12).

3. The anti-compression learning desk frame as claimed in claim 2, wherein a first support base (14) is arranged below the electric telescopic rod (12), and a second support base (15) is arranged inside the first support base (14).

4. A compression-proof learning desk frame as claimed in claim 3, characterized in that the outer surface of the first support base (14) is provided with a first bolt (16), the left side of the first desk frame body (1) is provided with a second desk frame body (17), and the front of the outer surface of the second desk frame body (17) is provided with a second bolt (18).

5. The anti-compression learning table frame according to claim 1, wherein the first support plate (2) is elastically connected with the second support plate (7) through the telescopic spring (3), and the central axis of the telescopic spring (3) is perpendicular to the outer surface of the second support plate (7).

6. The anti-compression learning table frame according to claim 1, wherein the first connecting rod (4) is rotationally connected with the bayonet lock (5), the first connecting rod (4) is symmetrically arranged along propaganda of the bayonet lock (5) to form two, the sliding rod (8) is in penetrating connection with the sliding block (9), the central axis of the sliding rod (8) coincides with the central axis of the sliding block (9), and the second connecting rod (6) is fixedly connected with the sliding block (9).

7. A compression-proof learning table frame according to claim 3, characterized in that the second support base (15) is connected with the first support base (14) in a penetrating manner, and the central axis of the second support base (15) coincides with the central axis of the first support base (14).