CN115281441A - A folding study table with physical lock - Google Patents

Abstract

The invention discloses a folding study desk with a physical lock, comprising a desk corner bracket, a U-shaped iron piece, a support arm, a desktop bracket and a desktop board. The top of the desk corner bracket is fixedly connected with a U-shaped iron piece, and the U-shaped iron piece It is rotatably connected with the bottom of the support arm, the top of the support arm is provided with a desktop bracket, the top of the desktop bracket is provided with a desktop board, the side of the top of the desktop bracket is hinged with the bottom of the desktop board, and the middle of the support arm is rotatably connected with a triangular connector, The top of the triangular connector is rotatably connected to the desktop bracket, and the middle of both sides of the desktop bracket is provided with a physical lock. The physical lock includes a chain iron piece, a bearing and a fixed seat. The middle of the bearing is slidably connected with a fixed seat, and the chain iron piece and the desktop bracket are slidably connected. Fixed connection, the top of the desktop board is provided with a cleaning mechanism, the present invention is a folding study table with a physical lock, which is convenient for folding, and has good safety, and can adjust the angle of the desktop panel at a limited angle, which is convenient for the residual debris on the desktop after use. direct cleaning.

Description

A folding study table with a physical lock

technical field

The invention relates to the field of study tables, in particular to a folding study table with a physical lock.

Background technique

Desks are often seen in daily life, and the special desks for learning are generally called study desks. The study table is a new type, scientific, humane and practical learning aid, suitable for children aged 3-18 to teenagers. Visual principles, color science, psychology, etc., after countless data collection, experiments and demonstrations, the tools made, the study table and the traditional desk are two completely different concepts. In addition, study tables are usually divided into two sections: study tables for home use, and study tables for school training institutions.

The existing study table is inconvenient to be folded and used during use, and the angle of the table top cannot be adjusted, which makes it inconvenient to find the best angle suitable for learners. In addition, after the study table is used, sometimes there are many rubber, The debris generated by the paper is inconvenient to clean up.

Contents of the invention

The purpose of the present invention is to provide a folding learning table with a physical lock, to solve the problem that the existing learning table proposed in the above background technology is inconvenient to fold and use during use, and the angle of the desktop cannot be adjusted The angle of the desktop board, and then It is inconvenient to find the best angle suitable for learners. In addition, after the study table is used, sometimes there will be a lot of scraps and debris produced by rubber and paper on the surface, which is inconvenient to clean up.

In order to achieve the above object, the present invention provides the following technical solutions: a folding learning table with a physical lock, including a table corner bracket, a U-shaped iron sheet, a support arm, a desktop bracket and a desktop board, and the top of the table corner bracket is fixedly connected There is a U-shaped iron sheet, the U-shaped iron sheet is rotatably connected to the bottom of the support arm, the top of the support arm is provided with a desktop bracket, the top of the desktop bracket is provided with a desktop board, and the side of the top of the desktop bracket Hinged with the bottom of the desktop board, the middle part of the support arm is rotatably connected with a triangular connector, and the top of the triangular connector is rotatably connected with the desktop bracket, and the middle parts of both sides of the desktop bracket are provided with physical locks, and the physical The lock includes a chain iron piece, a bearing and a fixing seat, the middle part of the bearing is slidably connected with a fixing seat, the chain iron piece is fixedly connected with the desktop bracket, and the fixing seat is fixedly connected with a circular iron piece, The top of the chain is rotatably connected with the circular iron piece, and one side of the chain iron piece is provided with a limit catch, and the top of the desktop is provided with a cleaning mechanism, and the cleaning mechanism includes a fixed block, a chute, a slider and a pull rod , the middle part of the fixed block is provided with a chute, the inside of the chute is slidably connected with a slider, and the slider is fixedly connected with a pull rod.

As a preferred technical solution of the present invention, the bearing is fixedly connected to the desktop bracket, the limiting latch matches one side of the fixing seat, and the fixing seat can be locked with the limiting latch, so that the desktop bracket limit.

As a preferred technical solution of the present invention, one side of the middle part of the desktop board is provided with a first panel, and the other side of the middle part of the desktop board is provided with a second panel, and the first panel and the second panel are used for learning tools display and writing work.

As a preferred technical solution of the present invention, the middle part of one side of the desktop board is fixedly connected with a mounting platform, and the surface of the mounting platform is provided with several fixing screw holes, and the mounting platform 17 can be used to install bookshelves, tool boxes, garbage boxes, etc., to increase the functionality of use.

As a preferred technical solution of the present invention, bottom pads are fixedly connected to both sides of the bottom of the table corner bracket, and the bottom pads increase the friction force at the bottom of the table corner bracket to support the bottom.

As a preferred technical solution of the present invention, an air pressure rod is rotatably connected to the middle part inside the support arm, and the output end of the air pressure rod is rotatably connected to the U-shaped iron piece, and the air pressure rod is used to support the support arm.

As a preferred technical solution of the present invention, the bottom of the pull rod is connected with a cleaning cotton block, and the cleaning cotton block is in contact with the surface of the table top, and pulling the pull rod of the cleaning mechanism can make the pull rod move horizontally above the table top , and the cleaning cotton block at the bottom of the pull bar is in contact with the surface of the desktop board to clean the desktop.

As a preferred technical solution of the present invention, support bolts are threaded on both sides of the back of the desktop support, and the support bolts correspond to the two sides of the bottom of the desktop board. By twisting the rear support bolts, the desktop board can be A certain height is propped up, so that a certain angle is formed between the desktop support and the desktop panel, and the angle of the desktop panel can be adjusted within a limited angle.

Compared with prior art, the beneficial effect of the present invention is:

Set the table corner bracket, U-shaped iron sheet, support arm, desktop bracket, desktop board, cleaning mechanism, physical lock, installation platform and support bolts. The whole table is linked to relative movement. According to the principle of parallelogram, the learning table is pulled up when it is folded. Pressing the button down can form a one-key return folding of the study table. Similarly, when the study table is pulled up and lifted up, a one-key return study table is formed. The physical lock includes a chain iron piece, a bearing and a fixing seat. The study table When the upper and lower linkages are made, the limit teeth of the chain iron plate and the side of the fixed seat are simultaneously blocked, which can limit the height of the learning table. When the air pressure rod leaks or does not work, the physical lock forms the second guarantee of safety, and at the same time reduces The operating burden of the air rod reduces the pressure;

The desktop board and the desktop bracket are hinged. By twisting the support bolts at the rear, the desktop board can be propped up at a certain angle, and the angle of the desktop board can be adjusted at a limited angle to find the best angle for learners to read, write, and draw;

The cleaning mechanism includes a fixed block, a chute, a slider and a pull rod. Pulling the pull rod of the cleaning mechanism can make the pull rod move horizontally above the table top, and the cleaning cotton block at the bottom of the pull rod contacts the surface of the table top to clean the table. It is convenient for direct cleaning of debris left on the desktop after use.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is a structural diagram of the dumping state of the present invention;

Fig. 3 is a bottom structural diagram of the present invention;

Fig. 4 is the structural diagram of physical lock of the present invention;

Fig. 5 is a top view structure diagram of the desktop board of the present invention;

Fig. 6 is the top structural view of the cleaning mechanism of the present invention;

Fig. 7 is the leveling structural diagram of the bottom of the pull rod of the present invention;

Fig. 8 is a front partial cross-sectional structure diagram of the desktop board and the desktop bracket of the present invention;

Fig. 9 is a cross-sectional structural view of the connection between the support arm of the desktop board and the U-shaped iron sheet of the present invention.

In the figure: 1. Table corner bracket; 2. U-shaped iron piece; 3. Support arm; 4. Desktop bracket; 5. Desktop board; 6. Cleaning mechanism; 7. Round iron piece; 8. Triangle connector; 9 , Bottom pad; 10, Physical lock; 11, Chain iron plate; 12, Bearing; 13, Fixing seat; Fixed screw hole; 19, fixed block; 20, chute; 21, slide block; 22, pull rod; 23, cleaning cotton block; 24, support bolt; 25, air pressure rod.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Fig. 1-9, the present invention provides a kind of folding study table with physical lock, comprises table corner bracket 1, U-shaped iron piece 2, support arm 3, desktop bracket 4 and desktop board 5, the table corner bracket 1 The top is fixedly connected with a U-shaped iron sheet 2, and the U-shaped iron sheet 2 is rotatably connected with the bottom of the support arm 3. The top of the support arm 3 is provided with a desktop support 4, and the top of the desktop support 4 is provided with a desktop board 5. The top of the desktop support 4 The side of the side is hinged with the bottom of the desktop board 5, the middle part of the support arm 3 is rotatably connected with a triangular connector 8, the top of the triangular connector 8 is rotatably connected with the desktop bracket 4, and the middle part of the desktop bracket 4 both sides is provided with a physical lock 10 , the physical lock 10 includes a chain iron piece 11, a bearing 12 and a fixing seat 13, the middle part of the bearing 12 is slidingly connected with a fixing seat 13, the chain iron piece 11 is fixedly connected with the desktop bracket 4, and the fixing seat 13 is fixedly connected with a circular iron piece 7. The top of the support arm 3 is rotatably connected with the circular iron sheet 7, and one side of the chain iron sheet 11 is provided with a limit latch 14, and the top of the desktop board 5 is provided with a cleaning mechanism 6, which includes a fixed block 19, a sliding Groove 20, slider 21 and pull rod 22, the middle part of fixed block 19 is provided with chute 20, the inside of chute 20 is slidably connected with slider 21, and slider 21 is fixedly connected with pull rod 22, and the whole table is linked relative movement, According to the parallelogram principle, when the desk is folded, pull up the pull button and press down, the parallelogram bracket formed by the desktop bracket 4, the arm 3, the U-shaped iron sheet 2 and the table corner bracket 1 will move in tandem, and the desktop bracket 4 will move forward At the same time, the fixed seat 13 moves backward with the bearing 12, and at the same time the support arm 3 and the circular iron sheet 7 rotate to produce an angle change, and at the same time the end of the support arm 3 close to the U-shaped iron sheet 2 moves down to form a learning table. Homing and folding, similarly when the learning desk is pulled up and lifted up, it forms a one-button homing learning desk;

In addition, during use, pulling the pull rod 22 of the cleaning mechanism 6 can make the pull rod 22 move horizontally above the desktop board 5, and the cleaning cotton block 23 at the bottom of the pull rod 22 contacts with the surface of the desktop board 5 to clean up the desktop, which is convenient After using the direct cleaning of the desktop debris, when the study table is linked up and down, the limit catch 14 of the chain iron plate 11 and the side of the fixed seat 13 are blocked simultaneously, which can limit the height of the study table.

Bearing 12 is fixedly connected with tabletop support 4, and the one side of limit catch 14 matches with holder 13, and one side of desktop board 5 middle part is provided with first panel 15, and the other side of desktop board 5 middle part is provided with second panel 15. Panel 16, the middle part of desktop board 5 one sides is fixedly connected with mounting table 17, and the surface of mounting table 17 offers some fixed screw holes 18, and desktop board 5 side is provided with mounting table 17, and this mounting table 17 can be used for installing bookshelf, Tool box, trash box, etc.

Both sides of the bottom of the table corner support 1 are fixedly connected with a bottom pad 9, and the middle part of the support arm 3 inside is rotatably connected with an air pressure rod 25. Clean the cotton block 23, and the cleaning cotton block 23 is in contact with the surface of the desktop board 5, and the both sides of the desktop support 4 back are all threaded with support bolts 24, and the support bolts 24 correspond to the both sides of the bottom of the table top board 5, and the desktop board 5 is hingedly arranged with the desktop bracket 4, and the desktop panel 5 can be propped up at a certain angle by twisting the support bolt 24 at the rear, and the angle of the desktop panel can be adjusted at a limited angle.

In specific use, the present invention has a folding learning table with a physical lock. The U-shaped iron sheet 2 is provided with an arc-shaped hole, and the valve of the air pressure rod 25 is connected to the pull button. The entire table is linked to relative movement. According to the principle of parallelogram, When the desk is folded, pull up the pull button and press down, the parallelogram bracket formed by the desktop support 4, the support arm 3, the U-shaped iron piece 2 and the table corner support 1 will move in linkage, the desktop support 4 will move forward, and at the same time, the fixed seat 13 As the bearing 12 moves backwards, at the same time the support arm 3 and the circular iron sheet 7 rotate to produce an angle change, and at the same time the end of the support arm 3 close to the U-shaped iron sheet 2 moves down to form a one-button folding of the learning table, and at the same time When the learning desk is pulled up and lifted up, a one-button return learning desk is formed, and the chain iron piece 11 is fixed on the desktop bracket 4 during use, and the fixing seat 13 slides on the bearing 12, and the bearing 12 is fixed on the desktop On the bracket 4, when the study table is linked up and down, the limit catch 14 of the chain iron sheet 11 and the side of the fixed seat 13 are blocked at the same time, which can limit the height of the study table. When the air pressure rod 25 leaks or does not operate, the physical The lock forms the second guarantee of safety, and at the same time reduces the operating burden of the air pressure rod 25 and reduces the pressure. The desktop board 5 and the desktop bracket 4 are hingedly arranged. Angle adjusts the angle of the desktop panel to find the best angle for learners to read, write, and draw. The side of the desktop panel 5 is provided with an installation platform 17. This installation platform 17 can be used to install bookshelves, tool boxes, garbage boxes, etc., and is easy to use;

In addition, during use, pulling the pull rod 22 of the cleaning mechanism 6 can make the pull rod 22 move horizontally above the desktop board 5, and the cleaning cotton block 23 at the bottom of the pull rod 22 contacts with the surface of the desktop board 5 to clean up the desktop, which is convenient Direct cleaning of desktop debris after use.

Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or perform equivalent replacements for some of the technical features. Within the spirit and principles of the present invention, any modifications, equivalent replacements, improvements, etc., shall be included in the protection scope of the present invention.

Claims (8)

1. A folding study table with a physical lock, comprising table corner support (1), U-shaped iron sheet (2), support arm (3), desktop support (4) and desktop board (5), is characterized in that: The top of the table corner bracket (1) is fixedly connected with a U-shaped iron sheet (2), and the U-shaped iron sheet (2) is rotatably connected with the bottom of the support arm (3), and the top of the support arm (3) A desktop support (4) is provided, the top of the desktop support (4) is provided with a desktop board (5), the side at the top of the desktop support (4) is hinged with the bottom of the desktop board (5), and the support arm The middle part of (3) is rotatably connected with a triangular connector (8), and the top of the triangular connector (8) is rotatably connected with the desktop support (4), and the middle part of the desktop support (4) both sides is provided with a physical lock (10), the physical lock (10) comprises a chain iron sheet (11), a bearing (12) and a fixed seat (13), the middle part of the bearing (12) is slidingly connected with a fixed seat (13), and the chain The iron sheet (11) is fixedly connected with the desktop bracket (4), and the fixed seat (13) is fixedly connected with a circular iron sheet (7), and the top of the support arm (3) is connected with the circular iron sheet (7) Rotationally connected, one side of the chain iron piece (11) is provided with a limit catch (14), and the top of the desktop board (5) is provided with a cleaning mechanism (6), and the cleaning mechanism (6) includes a fixed block (19), chute (20), slide block (21) and pull bar (22), the middle part of described fixed block (19) offers chute (20), and the inner sliding connection of described chute (20) has A slider (21), the slider (21) is fixedly connected with a pull rod (22). 2. A folding study table with a physical lock according to claim 1, characterized in that: the bearing (12) is fixedly connected to the desktop bracket (4), and the limit latch (14) is connected to the fixed seat (13) to match one side. 3. A kind of folding study table with physical lock according to claim 1, characterized in that: a side of the middle part of the desktop board (5) is provided with a first panel (15), and the desktop board (5) The other side of the middle part is provided with a second panel (16). 4. A kind of folding study table with physical lock according to claim 1, characterized in that: the middle part of one side of the desktop board (5) is fixedly connected with an installation platform (17), and the installation platform (17) There are several fixing screw holes (18) on the surface of the surface. 5. A folding study table with a physical lock according to claim 1, characterized in that: bottom pads (9) are fixedly connected to both sides of the bottom of the table corner support (1). 6. A folding learning table with a physical lock according to claim 1, characterized in that: the middle part of the inner side of the support arm (3) is rotatably connected with an air pressure rod (25), and the air pressure rod (25) The output end is rotationally connected with the U-shaped iron sheet (2). 7. A kind of folding study desk with physical lock according to claim 1, is characterized in that: the bottom of described pull bar (22) is connected with cleaning cotton block (23), and described cleaning cotton block (23) and The surfaces of the table top (5) are in contact. 8. A kind of folding study desk with physical lock according to claim 1, is characterized in that: the both sides of described desktop support (4) back side are all screwed with support bolt (24), and described support bolt (24 ) correspond to the two sides at the bottom of the desktop board (5).

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