CN112603049A

CN112603049A - Can conveniently fold and place and use student's desk

Info

Publication number: CN112603049A
Application number: CN202011491979.9A
Authority: CN
Inventors: 王炜
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-04-06

Abstract

The invention relates to a student desk, in particular to a student desk which can be conveniently folded and placed. The invention aims to solve the technical problem of providing a student desk which can improve the unfolding and folding efficiency of the student desk, reduce the operation difficulty of folding the desk, ensure that the storage space of the desk is flexible and changeable and is convenient to fold and place. In order to solve the technical problem, the invention provides a student desk which can be conveniently folded and placed, comprising a bottom plate, a first guide sliding frame and a second guide sliding frame, wherein the two sides of the top of the bottom plate are both connected with the first guide sliding frame; the folding mechanism is connected between the first guide sliding frames on the two sides; and the driving mechanism is arranged on the folding mechanism and is in transmission connection with the folding mechanism. The folding desk can be folded through the folding mechanism and the driving mechanism, is convenient to carry and carry, and is simple to operate in the folding process, time-saving and labor-saving.

Description

Can conveniently fold and place and use student's desk

Technical Field

The invention relates to a student desk, in particular to a student desk which can be conveniently folded and placed.

Background

Through search, the patent publication numbers are: CN 109924696A's patent discloses a student desk with folding function, including base and scute, gyro wheel push rod is all installed to the left and right sides of base, and gyro wheel push rod's below is provided with the gyro wheel, telescopic bracket is all installed to the upper surface left and right sides of base, and one side that telescopic bracket is close to the vertical central line of base is provided with the footboard, the front end of footboard is provided with the circle axle, and the rear end of footboard is provided with the spring, the book groove is installed to the top of footboard, and the left side of book groove is provided with the couple, the right-hand drawer that is provided with of book groove, and the top of drawer installs well core plate, well core plate's upside is provided with first long pivot, and installs first long board in the top of first long pivot, the upper surface of first long board is provided with the fan. Above-mentioned patent is comparatively troublesome to the expansion of desk with the operation when drawing in, and efficiency is lower moreover, and its space of accomodating also can't be adjusted to need folding scute and short slab when expanding to the desktop, lead to this desktop seam more, influence wholly pleasing to the eye.

Therefore, the unfolding and folding efficiency of the student desk is improved, the folding operation difficulty of the desk is reduced, and the storage space of the desk is flexible and changeable, so that the desk has important significance.

Disclosure of Invention

(1) Technical problem to be solved

The invention aims to overcome the defects that the operation is troublesome when the existing desk is unfolded and folded, the efficiency is low, and the storage space cannot be adjusted.

(2) Technical scheme

In order to solve the technical problem, the invention provides a student desk which can be conveniently folded and placed, comprising a bottom plate, a first guide sliding frame and a second guide sliding frame, wherein the two sides of the top of the bottom plate are both connected with the first guide sliding frame; the folding mechanism is connected between the first guide sliding frames on the two sides; and the driving mechanism is arranged on the folding mechanism and is in transmission connection with the folding mechanism.

Preferably, the folding mechanism comprises: the limiting frame is connected to the middle part of the first guide sliding frame; the folding frame is connected between the first sliding guide frames on the two sides in a sliding manner; the two guide sliding plates are respectively connected to two sides of the top of the folding frame; the mounting plate is connected between the guide sliding plates on the two sides; and the storage box is connected between the guide sliding plates on the two sides in a sliding manner.

Preferably, the drive mechanism comprises: the fixed frame is connected to the guide sliding plate on one side; the low-speed motor is connected to the fixed frame; a first straight gear connected to an output shaft of the low-speed motor; and the first rack is connected to one side of the upper part of the folding frame and meshed with the first straight gear.

Preferably, also include: tilting mechanism, tilting mechanism include: the second rack is connected to one side of the storage box and meshed with the first straight gear; the third rack is connected to the storage box, guide sliding grooves are formed in the mounting plates, and the third rack penetrates through the guide sliding grooves; four connecting rods are arranged and rotatably connected to two sides of the mounting plate respectively; two second straight gears are arranged and are respectively connected to the head ends of two connecting rods, and the second straight gears are meshed with the third rack; the cover plate is rotatably connected between the tail ends of the two connecting rods; the first stop blocks are arranged in two numbers and are respectively connected to two sides of the mounting plate.

Preferably, also include telescopic machanism, telescopic machanism includes: the fixed block is connected to the inner top of the folding frame; the first fixing plate is connected to the bottom of the fixing block; the two folding baffles are respectively connected to two sides of the first fixing plate in a rotating manner; the connecting rod is connected to the end part in the middle of the folding baffle; the torsion spring is connected between the connecting rod and the folding baffle; and the second stop block is rotatably connected between the bottom ends of the folding baffle plates on the two sides.

Preferably, still include the storing mechanism, the storing mechanism includes: the storage box is connected in the storage box in a sliding manner; the handle is connected to the storage box; the two second fixing plates are respectively connected to two sides of the storage box; and the first spring is connected between the second fixing plate and the storage box.

Preferably, still include chucking mechanism, chucking mechanism includes: the second guide carriage is connected to the middle of the bottom of the mounting plate; the clamping rod is connected to the second guide sliding frame in a sliding mode; and the second spring is connected between the clamping rod and the second guide sliding frame.

Preferably, the catch lever is L-shaped.

(3) Advantageous effects

1. The folding desk can be folded through the folding mechanism and the driving mechanism, is convenient to carry and carry, and is simple to operate in the folding process, time-saving and labor-saving.

2. The desktop can be enlarged through the turnover mechanism, the use area of the desk is increased, and when the desk is folded, the desktop of the enlarged part can be folded, so that the desk does not occupy space.

3. The storage space of the desk can be increased through the telescopic mechanism, and the desktop of the enlarged part can be folded when the desk is folded.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a second embodiment of the present invention.

Fig. 3 is a schematic perspective view of the driving mechanism of the present invention.

Fig. 4 is a schematic perspective view of the turnover mechanism and the telescopic mechanism of the present invention.

Fig. 5 is a schematic perspective view of the storage mechanism of the present invention.

Fig. 6 is a schematic perspective view of the chucking mechanism of the present invention.

The labels in the figures are: 1-a base plate, 2-a first guide carriage, 3-a folding mechanism, 31-a limiting frame, 32-a folding frame, 33-a guide sliding plate, 34-a storage box, 35-a mounting plate, 4-a driving mechanism, 41-a fixing frame, 42-a low-speed motor, 43-a first straight gear, 44-a first rack, 5-a turnover mechanism, 51-a second rack, 52-a guide sliding groove, 53-a third rack, 54-a first block, 55-a connecting rod, 56-a second straight gear, 57-a cover plate, 6-a telescopic mechanism, 61-a fixing block, 62-a first fixing plate, 63-a folding baffle, 64-a connecting rod, 65-a torsion spring, 66-a second block, 7-a storage mechanism, 71-a storage box, 72-handle, 73-second fixing plate, 74-first spring, 8-clamping mechanism, 81-second guide frame, 82-clamping rod and 83-second spring.

Detailed Description

The invention is further described below with reference to the figures and examples.

Example 1

The utility model provides a can conveniently fold and place and use student's desk, as shown in fig. 1 to 4, including bottom plate 1, first leading balladeur train 2, folding mechanism 3 and actuating mechanism 4, the left and right sides at bottom plate 1 top all is connected with first leading balladeur train 2, is connected with folding mechanism 3 between the first leading balladeur train 2 of both sides, installs actuating mechanism 4 on the folding mechanism 3, and actuating mechanism 4 is connected with folding mechanism 3 transmission.

The folding mechanism 3 comprises a limiting frame 31, a folding frame 32, guide sliding plates 33, storage boxes 34 and mounting plates 35, the middle parts of the first guide sliding frames 2 on the left side and the right side are connected with the limiting frame 31, the folding frame 32 is connected between the first guide sliding frames 2 on the left side and the right side in a sliding mode, the guide sliding plates 33 are connected on the left side and the right side of the top of the folding frame 32, the mounting plates 35 are connected between the rear ends of the guide sliding plates 33 on the two sides, and the storage boxes 34 are connected between the guide sliding plates 33 on the two sides in a.

The driving mechanism 4 comprises a fixed frame 41, a low-speed motor 42, a first straight gear 43 and a first rack 44, the fixed frame 41 is installed on the guide sliding plate 33 on the right side, the low-speed motor 42 is installed on the fixed frame 41, the first straight gear 43 is connected to an output shaft of the low-speed motor 42, the first rack 44 is connected to the folding frame 32, the first rack 44 is located on the rear side of the first straight gear 43, and the first rack 44 is meshed with the first straight gear 43.

When needing to fold this desk, can start low-speed motor 42 and drive first pinion 43 anticlockwise rotation, first pinion 43 anticlockwise moves down on first rack 44, the distance between bottom plate 1 and the low-speed motor 42 is drawn close, make folding leg 32 fold, card is in spacing frame 31 after folding leg 32, can guarantee the stability after this desk is folded, when this desk is folding completely, close low-speed motor 42 can, when this desk after the folding needs is unfolded, start low-speed motor 42 clockwise rotation, first pinion 43 rotates thereupon, promote folding leg 32 through first rack 44 and expand, so can expand this desk.

Example 2

In addition to embodiment 1, as shown in fig. 4, the turnover mechanism 5 further includes a turnover mechanism 5, the turnover mechanism 5 includes a second rack 51, a third rack 53, a first stopper 54, a connecting rod 55, a second spur gear 56 and a cover plate 57, the right side of the storage box 34 is connected with the second rack 51, the second rack 51 is located at the front side of the first spur gear 43, the second rack 51 is engaged with the first spur gear 43, the left and right sides of the mounting plate 35 are both opened with a slide guide slot 52, the third rack 53 is connected with the slide guide slot 52 in a sliding manner, the third rack 53 is connected with the storage box 34, the left and right sides of the mounting plate 35 are both rotatably connected with the two connecting rods 55, the cover plate 57 is rotatably connected between the tail ends of the two connecting rods 55, the head ends of the two connecting rods 55 are both connected with the second spur gears 56, the second spur gears 56 at both sides are respectively engaged with the third racks 53 at both sides, the upper portion of the mounting, the two first stoppers 54 are arranged symmetrically.

Firstly, the cover plate 57 is in an unfolded state, the top of the cover plate 57 is flush with the top of the storage box 34, when the first straight gear 43 rotates anticlockwise, the second rack 51 moves downwards, the storage box 34 slides downwards along with the first straight gear, the storage box 34 moves downwards to drive the third rack 53 to move downwards, the third rack 53 moves to drive the second straight gear 56 to rotate, the second straight gear 56 drives the connecting rod 55 to swing, the connecting rods 55 on two sides swing to drive the cover plates 57 on two sides to move upwards and mutually approach, so that the cover plates 57 can be folded, when the first straight gear 43 rotates clockwise to drive the storage box 34 to move upwards through the second rack 51, the storage box 34 moves upwards to drive the second straight gear 56 to rotate reversely through the third rack 53, so that the connecting rods 55 on two sides drive the cover plate 57 to unfold, the first stop block the connecting rod 55, when the top of the unfolded cover plate 57 is flush with the top of the storage box 34, when the low-speed motor 42 is turned off, the left end and the right end of the storage box 34 are also contacted with the end part of the cover plate 57, so that the desktop area of the desk can be increased.

Still including telescopic machanism 6, telescopic machanism 6 is including fixed block 61, first fixed plate 62, folding baffle 63, connecting rod 64, torsion spring 65 and second dog 66, be connected with fixed block 61 on the top in the folding leg 32, the bottom of fixed block 61 is connected with first fixed plate 62, the equal rotary type in the left and right sides of first fixed plate 62 bottom is connected with folding baffle 63, the middle part of both sides all is connected with connecting rod 64 around folding baffle 63, be connected with torsion spring 65 between connecting rod 64 and the folding baffle 63, be connected with second dog 66 between the folding baffle 63 bottom of both sides rotary type.

When folding leg 32 is folding, can fold the folding baffle 63 of both sides through bottom plate 1 and folding leg 32, folding baffle 63 is folding, torque spring 65 compresses gradually, first fixed plate 62 draws close with second dog 66, when folding leg 32 expandes, the folding baffle 63 that drives both sides under torque spring 65's effect expandes, first fixed plate 62 keeps away from each other with second dog 66, people can be toward placing object article on the second dog 66, can improve the accommodation space of this desk.

Example 3

On the basis of embodiment 2, as shown in fig. 5 and 6, the storage device 7 further comprises a storage mechanism 7, wherein the storage mechanism 7 comprises a storage box 71, a handle 72, a second fixing plate 73 and a first spring 74, the storage box 71 is slidably connected in the storage box 34, the handle 72 is connected to the middle of the front side of the storage box 71, the second fixing plate 73 is connected to both the left and right sides of the front end surface of the storage box 71, and the first spring 74 is connected between the second fixing plate 73 and the storage box 34.

People can pull out the storage box 71 through the handle 72, the first spring 74 stretches, articles are put into the storage box 71, then the handle 72 is loosened, the storage box 71 is driven to reset under the action of the first spring 74, and therefore the articles in the storage box 71 can be prevented from falling out at will.

Still including chucking mechanism 8, chucking mechanism 8 is including second guide carriage 81, kelly 82 and second spring 83, and the middle connection has second guide carriage 81 in the bottom of mounting panel 35, and second guide carriage 81 is slidely connected with kelly 82, is connected with second spring 83 between kelly 82 and the second guide carriage 81.

When article do not need to be placed on the second stop block 66, the clamping rod 82 can be pushed to move backwards, the clamping rod 82 moves backwards to drive the second spring 83 to compress, then the second stop block 66 is pushed to move upwards to fold the folding baffle 63, the clamping rod 82 is loosened after the folding baffle 63 is completely folded, the clamping rod 82 is driven to reset under the action of the second spring 83 to block the second stop block 66, and the folding baffle 63 is prevented from being driven to reset under the action of the torsion spring 65. When the folded folding baffle 63 needs to be unfolded, the blocking rod 82 can be pushed backwards, and when the blocking rod 82 does not block the second block 66, the folding baffle 63 is driven to reset under the action of the torsion spring 65.

The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a can conveniently fold and place and use student's desk which characterized in that, including: the two sides of the top of the bottom plate (1) are connected with first guide sliding frames (2);

a folding mechanism (3) connected between the first guide carriages (2) on both sides;

and the driving mechanism (4) is arranged on the folding mechanism (3), and the driving mechanism (4) is in transmission connection with the folding mechanism (3).

2. A student desk convenient for folding and placing according to claim 1, wherein the folding mechanism (3) comprises: a limiting frame (31) connected to the middle part of the first guide sliding frame (2);

a folding frame (32) which is connected between the first guide frames (2) at two sides in a sliding way;

two guide sliding plates (33) are arranged, and the two guide sliding plates (33) are respectively connected to two sides of the top of the folding frame (32);

a mounting plate (35) connected between the guide slide plates (33) on both sides;

and a storage box (34) which is connected between the guide sliding plates (33) on the two sides in a sliding manner.

3. A student desk convenient for folding and placing according to claim 2 wherein the driving mechanism (4) comprises:

a fixed frame (41) connected to the guide sliding plate (33) on one side;

a low-speed motor (42) connected to the fixed frame (41);

a first straight gear (43) connected to an output shaft of the low-speed motor (42);

and a first rack (44) connected to one side of the upper portion of the folding leg (32), the first rack (44) being engaged with the first straight gear (43).

4. The student desk convenient for folding and placing according to claim 3, further comprising: tilting mechanism (5), tilting mechanism (5) including:

a second rack (51) connected to one side of the storage box (34), the second rack (51) being engaged with the first straight gear (43);

the third racks (53) are connected to the storage box (34), the mounting plates (35) are provided with guide sliding grooves (52), and the third racks (53) penetrate through the guide sliding grooves (52);

four connecting rods (55), wherein the four connecting rods (55) are respectively and rotatably connected to two sides of the mounting plate (35);

two second straight gears (56) are arranged, the two second straight gears (56) are respectively connected to the head ends of two connecting rods (55), and the second straight gears (56) are meshed with the third rack (53);

a cover plate (57) rotatably connected between the tail ends of the two connecting rods (55);

the two first stop blocks (54) are arranged, and the two first stop blocks (54) are respectively connected to two sides of the mounting plate (35).

5. The student desk capable of being conveniently folded and placed according to claim 4, further comprising a telescopic mechanism (6), wherein the telescopic mechanism (6) comprises:

a fixed block (61) connected to the inner top of the folding frame (32);

a first fixing plate (62) connected to the bottom of the fixing block (61);

two folding baffles (63) are arranged, and the two folding baffles (63) are respectively and rotatably connected to two sides of the first fixing plate (62);

a connecting rod (64) connected to the end part in the middle of the folding baffle (63);

a torsion spring (65) connected between the connecting rod (64) and the folding flap (63);

and a second stop block (66) which is rotatably connected between the bottom ends of the folding baffle plates (63) on the two sides.

6. The student desk capable of being conveniently folded and placed according to claim 5, further comprising a storage mechanism (7), wherein the storage mechanism (7) comprises:

a storage box (71) slidably connected within the storage box (34);

a handle (72) connected to the storage box (71);

two second fixing plates (73), wherein the two second fixing plates (73) are respectively connected to two sides of the storage box (71);

and a first spring (74) connected between the second fixing plate (73) and the storage box (34).

7. The student desk capable of being conveniently folded and placed according to claim 6, further comprising a clamping mechanism (8), wherein the clamping mechanism (8) comprises:

a second guide frame (81) connected to the middle of the bottom of the mounting plate (35);

a clamping rod (82) which is connected to the second guide frame (81) in a sliding manner;

and a second spring (83) connected between the catch lever (82) and the second guide frame (81).

8. The student desk convenient for folding and placing as claimed in claim 7 wherein the shape of the catch lever (82) is L-shaped.