CN216416388U

CN216416388U - Desk convenient to lift

Info

Publication number: CN216416388U
Application number: CN202121215532.9U
Authority: CN
Inventors: 魏华
Original assignee: Guangzhou Xinjia Mdt Infotech Ltd
Current assignee: Guangzhou Xinyongjia Intelligent Technology Co.,Ltd.
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2022-05-03
Anticipated expiration: 2031-06-01

Abstract

The utility model discloses a desk convenient to lift, which comprises a supporting plate capable of being placed on the ground, wherein supporting frames are symmetrically fixed above the supporting plate, a placing frame is arranged above the supporting frame, a desktop is fixed above the placing frame, a moving mechanism capable of driving the placing frame to move upwards is arranged on the front side of the supporting frame, a locking mechanism capable of locking the moving distance of the placing frame is arranged on the rear side of the supporting frame, and a driving mechanism capable of driving the moving mechanism and the locking mechanism to drive is arranged on the right side of the supporting plate.

Description

Desk convenient to lift

Technical Field

The utility model relates to the field of teaching desk equipment, in particular to a desk convenient to lift.

Background

Traditional student is with desk generally can not carry out height control, even can adjust, traditional riser also is with the screw fixation, needs rotatory screw to adjust, leads to going up and down inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a desk convenient to lift.

In order to achieve the purpose, the utility model adopts the following scheme:

the utility model provides a desk that conveniently goes up and down, is including placing subaerial backup pad top symmetry is fixed with the support frame top is equipped with places the frame place the frame top and be fixed with the desktop the support frame front side is equipped with and drives the moving mechanism who places the frame and up move the support frame rear side is equipped with and locks the locking mechanical system who places frame displacement distance the backup pad right side is equipped with and drives moving mechanism and locking mechanical system driven actuating mechanism simultaneously.

Furthermore, the moving mechanism comprises slots which are arranged in the support frame, the front side and the rear side of the support frame are communicated with the slots and are provided with placing slots, inserting rods are symmetrically fixed below the placing frame and are movably arranged in the slots, first racks are symmetrically fixed on the front side and the rear side of each inserting rod, a first straight gear is arranged in one of the placing slots, and the first straight gear is meshed with the first racks.

Furthermore, the locking mechanism comprises a second rack which is transversely movably inserted into the other placing groove, and a plurality of springs are fixedly connected between the second rack and the other placing groove.

Furthermore, the driving mechanism comprises a motor base fixed on the outer wall of the support frame, a motor is transversely fixed on the motor base, a second straight gear is fixed at the output end of the motor, a rotating shaft is arranged at the center of the right side of the first straight gear and penetrates through one of the placing grooves, a third straight gear is fixed at the end part of the rotating shaft and is meshed with the second straight gear, a guide groove is symmetrically arranged on the other placing groove in a penetrating manner, a fixing rod is symmetrically fixed on the second rack and is arranged in the guide groove, a fourth straight gear is arranged on the other placing groove in a splicing manner, a disc is arranged on the other placing groove below the fourth straight gear in a splicing manner, and a first connecting rod is hinged between the circumferential side of the disc and the circumferential side of the second straight gear, and the hinged end of the fixed rod, the hinged end of the disc and the hinged end of the second straight gear are both hinged with a second connecting rod.

Preferably, the placing frame is provided with a placing space.

Preferably, the support plate is U-shaped.

In summary, compared with the prior art, the utility model has the beneficial effects that:

by adopting the technology, the utility model can realize that when a user needs to change the height of the desk, the driving mechanism is firstly driven to simultaneously drive the moving mechanism and the locking mechanism, at the moment, the locking mechanism unlocks the placing frame firstly, then the moving mechanism drives the placing frame to move upwards along the supporting frame, the supporting frame is placed on the ground through the supporting plate, the desktop is arranged on the placing frame, and finally the moving distance of the placing frame is locked through the locking mechanism.

Drawings

Fig. 1 is a perspective view of the present invention.

FIG. 2 is a schematic exploded view of the present invention.

Fig. 3 is an exploded view of the present invention.

FIG. 4 is an enlarged view taken at A-1 of FIG. 3 according to the present invention.

Description of reference numerals: 1. a support plate; 2. a support frame; 3. placing the frame; 4. a desktop; 100. A moving mechanism; 200. a locking mechanism; 300. a drive mechanism; 101. a slot; 102. a placement groove; 103. inserting a rod; 104. a first rack; 105. a first straight gear; 201 a second rack; 202. a spring; 301. a motor base; 302. a motor; 303. a second spur gear; 304. a rotating shaft; 305. a third spur gear; 306. a guide groove; 307. fixing the rod; 308. a fourth spur gear; 309. a disc; 310. a first link; 311. a second link; 31. a placement space.

Detailed Description

The following detailed description provides many different embodiments or examples for implementing the utility model. 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.

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

as shown in fig. 1 to 4, a desk convenient to lift comprises a supporting plate 1 capable of being placed on the ground, wherein the supporting plate 1 is U-shaped, supporting frames 2 are symmetrically fixed above the supporting plate 1, a placing frame 3 is arranged above the supporting frame 2, a placing space 31 is arranged on the placing frame 3, a desktop 4 is fixed above the placing frame 3, a moving mechanism 100 capable of driving the placing frame 3 to move upwards is arranged on the front side of the supporting frame 2, a locking mechanism 200 capable of locking the moving distance of the placing frame 3 is arranged on the rear side of the supporting frame 2, a driving mechanism 300 capable of driving the moving mechanism 100 and the locking mechanism 200 to drive is arranged on the right side of the supporting plate 1, when a user needs to change the height of the desk, the driving mechanism 300 is firstly used to drive the moving mechanism 100 and the locking mechanism 200 simultaneously, at this time, the locking mechanism 200 unlocks the placing frame 3 firstly, then moving mechanism 100 drives and places frame 3 and up remove along support frame 2, and support frame 2 places subaerial through backup pad 1, places and is equipped with desktop 4 on the frame 3, will place frame 3 displacement locking through locking mechanical system 200 at last, compares prior art, can convenient and fast highly change the desk, has avoided prior art need dismantle the trouble of reinstallating with the desk.

The moving mechanism 100 comprises slots 101 which are arranged in a support frame 2, placing grooves 102 are formed in the front side and the rear side of the support frame 2 and communicated with the slots 101, inserting rods 103 are symmetrically fixed below a placing frame 3, the inserting rods 103 are movably arranged in the slots 101, first racks 104 are symmetrically fixed on the front side and the rear side of each inserting rod 103, a first straight gear 105 is arranged in one of the placing grooves 102, the first straight gear 105 is meshed with the first racks 104, the driving mechanism 300 drives the first straight gear 105 in the placing groove 102 to rotate, so that the first straight gear 105 drives one of the first racks 104 to move, and at the moment, the first rack 104 drives the inserting rod 103 which is movably inserted in the slot 101 to move upwards.

The locking mechanism 200 of the present invention comprises a second rack 201 transversely movably inserted into the other placement groove 102, a plurality of springs 202 are fixedly connected between the second rack 201 and the other placement groove 102, and the plurality of springs 202 are fixedly connected between the second rack 201 and the other placement groove 102 to press the second rack 201 against the first rack 104, so that the first rack 104 and the second rack 201 are engaged.

The driving mechanism 300 of the utility model comprises a motor base 301 fixed on the outer wall of a support frame 2, a motor 302 is transversely fixed on the motor base 301, a second spur gear 303 is fixed at the output end of the motor 302, a rotating shaft 304 is arranged at the right center of the first spur gear 105 and penetrates through one of the placing grooves 102, a third spur gear 305 is fixed at the end part of the rotating shaft 304, the third spur gear 305 is meshed with the second spur gear 303, a guide groove 306 is symmetrically arranged on the other placing groove 102 in a penetrating way, a fixing rod 307 is symmetrically fixed on the second rack 201, the fixing rod 307 is arranged in the guide groove 306, a fourth spur gear 308 is inserted on the other placing groove 102, the fourth spur gear 308 is meshed with the second spur gear 303, a disc 309 is inserted on the other placing groove 102 below the fourth spur gear 308, a first link 310 is hinged between one side of the periphery of the disc 309 and one side of the periphery of the second spur gear 303, a second connecting rod 311 is hinged at the hinged end of the fixed rod 307 and the disc 309 and the hinged end of the second spur gear 303, the power supply is connected with and driven by a motor 302 fixed on a motor base 301, so that a second spur gear 303 at the output end of the motor 302 rotates, the third spur gear 305 is driven when the second spur gear 303 rotates, the first spur gear 105 is driven to rotate by the rotating shaft 304 when the third spur gear 305 rotates, and the fourth spur gear 308 is driven to rotate by the second spur gear 303, when the fourth spur gear 308 rotates, the disc 309 is driven to rotate by the first link 310, the second link 311 is moved when the fourth spur gear 308 and the disc 309 rotate, when the second link 311 moves, the fixed rod 307 drives the second rack 201 to move, and the fixed rod 307 is movably disposed in the guide groove 306.

While there have been shown and described the fundamental principles and principal features of the utility model and advantages thereof, it will be understood by those skilled in the art that the utility model is not limited by the embodiments described above, which are given by way of illustration of the principles of the utility model, but is susceptible to various changes and modifications without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A desk convenient to lift is characterized in that: including placing backup pad (1) subaerial backup pad (1) top symmetry is fixed with support frame (2) top is equipped with places frame (3) place frame (3) top is fixed with desktop (4) support frame (2) front side is equipped with and drives and places frame (3) moving mechanism (100) that up moved support frame (2) rear side is equipped with and locks locking mechanical system (200) of placing frame (3) displacement distance backup pad (1) right side is equipped with and drives moving mechanism (100) and locking mechanical system (200) driven actuating mechanism (300) simultaneously.

2. The desk convenient to lift and lower as claimed in claim 1, wherein the moving mechanism (100) comprises slots (101) which are all arranged in the support frame (2), the slots (101) are communicated with the front and rear sides of the support frame (2) to form placing slots (102), the inserting rods (103) are symmetrically fixed below the placing frame (3), the inserting rods (103) are movably arranged in the slots (101), the first racks (104) are symmetrically fixed on the front and rear sides of the inserting rods (103), the first straight gear (105) is arranged in one of the placing slots (102), and the first straight gear (105) is meshed with the first racks (104).

3. The desk convenient for lifting and lowering as claimed in claim 2, wherein the locking mechanism (200) comprises a second rack (201) movably inserted into the other placing groove (102) in the transverse direction, and a plurality of springs (202) are fixedly connected between the second rack (201) and the other placing groove (102).

4. The desk convenient to lift as claimed in claim 3, wherein the driving mechanism (300) comprises a motor base (301) fixed on the outer wall of the supporting frame (2), a motor (302) is transversely fixed on the motor base (301), a second spur gear (303) is fixed at the output end of the motor (302), a rotating shaft (304) is arranged at the center of the right side of the first spur gear (105) and penetrates through one of the placing grooves (102), a third spur gear (305) is fixed at the end of the rotating shaft (304), the third spur gear (305) is meshed with the second spur gear (303), a guide groove (306) is symmetrically arranged on the other placing groove (102) in a penetrating manner, a fixing rod (307) is symmetrically fixed on the second rack (201), the fixing rod (307) is arranged in the guide groove (306), a fourth spur gear (308) is inserted and arranged on the other placing groove (102), fourth spur gear (308) and second spur gear (303) meshing fourth spur gear (308) below be equipped with disc (309) on being located another standing groove (102) grafting disc (309) between disc (309) periphery one side and second spur gear (303) periphery one side articulated have first connecting rod (310) dead lever (307) and disc (309) hinged end, second spur gear (303) hinged end all articulate have second connecting rod (311).

5. The desk convenient to lift and lower as claimed in claim 4, wherein the placing frame (3) is provided with a placing space (31).

6. The desk convenient for lifting and lowering as claimed in claim 1, wherein the supporting plate (1) is U-shaped.