CN213992828U

CN213992828U - Lifting desk

Info

Publication number: CN213992828U
Application number: CN202022543063.5U
Authority: CN
Inventors: 程鸿飞; 程宇翔
Original assignee: Jiangxi Hongsheng Furniture Co ltd
Current assignee: Jiangxi Hongsheng Furniture Co ltd
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-08-20
Anticipated expiration: 2030-11-05

Abstract

The utility model discloses a lifting desk, which relates to the technical field of desks, and comprises a desk plate, wherein the upper surface of the desk plate is fixedly connected with a book cabinet, one side of the upper surface of the desk plate, which is close to the book cabinet, is provided with a sliding lifting structure, the upper surface of the desk plate is provided with a book plate groove, one end of the book plate groove is hinged with the book plate through a hinge, one end of the upper surface of the book plate is fixedly connected with a stop block, the outer side surface of the desk plate is provided with a turnover structure, no matter what posture a user uses, the user can study at the best sight angle, the lower surface of the desk plate is fixedly connected with a desk box, the outer side wall of the desk box is fixedly connected with desk legs, one side surface of the outer side wall of the lower parts of the desk legs is fixedly connected with a lifting handle, one end of the lower parts of the desk legs is fixedly connected with a connecting rod, one end of the lower parts of the desk legs is fixedly connected with a base, and two ends of the lower surface of the desk legs are in threaded connection, the number of the desk legs is two, the two desk legs are fixedly connected to the two sides of the desk box respectively, and the internal structures of the two desk legs are consistent.

Description

Lifting desk

Technical Field

The utility model relates to a desk technical field specifically is lift desk.

Background

The desk is a furniture of common use in daily life, mainly used assists and carries out people and carries out the study of working, the desk generally includes the desktop and supports table leg or the table body that bears the weight of to the desktop, because user's height is different, therefore the desk of specific height can only be adapted to the crowd of corresponding height scope and use, the desk height that uses on the existing market is unable to adjust, but because user's individuality, especially be in the student of health developmental stage, self height changes also great, height can make the student can't keep the correct position of sitting, in the long run, can initiate the backbone gradually, the eyesight problem, consequently, it can freely go up and down to need to provide a desk, in order to satisfy the requirement of the user of different heights.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a lifting desk has solved the problem of proposing among the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a lifting desk comprises.

It is optional, slip elevation structure comprises slider, power rod, dwang, fixed axle, lifter and receiver, the one end of slider side is passed through the pivot and is connected with the rotation of power rod, the other end of power rod is seted up porosely through the middle part of pivot with the dwang, the inner wall in hole is rotated with the fixed axle and is connected, the other end and the desk case fixed connection of fixed axle, the other end of dwang is rotated through pivot and lifter and is connected, the other end and the receiver of lifter rotate and are connected.

Optionally, hand elevation structure is lived and the lift handle is constituteed by bevel gear, first stopper, first bevel gear post, second stopper, third stopper, second bevel gear, lift handle's one end and bevel gear fixed connection, bevel gear's upper end and the meshing of first bevel gear post, the inner wall fixed connection of first stopper and table leg lower part, the through-hole has been seted up to first stopper inside, the inner wall of through-hole passes through the bearing and is connected with first bevel gear post rotation.

Optionally, the inner wall fixed connection on second stopper and table leg upper portion, first conical gear post surface is provided with the screw thread, the inside threaded hole that offers up of second stopper, screw hole and first conical gear post threaded connection, a side and the meshing of second conical gear post of first conical gear post one end, the inner wall and the third stopper fixed connection of connecting rod, the third stopper passes through the bearing and is connected with second conical gear post rotation, the first conical gear post screw thread opposite direction of two table legs.

It is optional, flip structure comprises fixed block, gear, toothed chain, fixing base, hand handle and movable rod, the one end and the gear fixed connection of hand handle, the upper surface of fixing base passes through spout and toothed chain sliding connection, gear and toothed chain meshing, the lower surface and the toothed chain fixed connection of fixed block, one side fixedly connected with connecting axle of fixed block, the movable rod has been cup jointed to the surface of connecting axle, and the other end and the book board of movable rod rotate to be connected.

Optionally, a sliding groove for sliding the connecting shaft is formed in one side surface of the inner side wall of the book board groove, the number of the movable rods is two, the two movable rods are respectively sleeved at two ends of the connecting shaft, and the maximum angle for overturning the book board 3 is 70 degrees.

(III) advantageous effects

The utility model provides a lifting desk has following beneficial effect:

1. this lift desk through hand elevation structure's setting, makes this desk convenient to go up and down possess the effect of going up and down, sets up through the cooperation of lifting handle and hand elevation structure, can rotate lifting handle and make the table oscilaltion at the in-process that uses to the effect of going up and down has been played, has reached the purpose of going up and down.

2. This lift desk through flip structure's setting, makes this desk convenient to go up and down possess the effect of book block pivoted, sets up through the cooperation of crank and movable rod, can make the book block according to the free angle of adjustment of the different sight angles of user at the in-process that uses to play convenient effect, reached the purpose of facilitating the use.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic rear view of the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is an enlarged schematic view of a portion a of fig. 2 according to the present invention;

fig. 5 is an enlarged schematic view of the structure of fig. 2B according to the present invention;

fig. 6 is an enlarged schematic view of the structure of fig. 3 at C according to the present invention.

In the figure: 1. a table plate; 2. a bookcase; 3. a book plate; 4. a stopper; 5. a desk box; 6. desk legs; 7. a lifting handle; 8. a base; 9. a table leg; 10. a connecting rod; 1101. a bevel gear; 1102. a first bevel gear post; 1103. a second bevel gear column; 1104. a third limiting block; 1105. a first stopper; 1106. a second limiting block; 1201. a slider; 1202. a power rod; 1203. rotating the rod; 1204. a fixed shaft; 1205. a lifting rod; 1206. a storage box; 1301. a fixed block; 1302. a gear; 1303. a toothed chain; 1304. a fixed seat; 1305. a hand crank; 1306. a movable rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 5, the present invention provides a technical solution: a lifting desk comprises a desk plate 1, a bookcase 2 is fixedly connected to the upper surface of the desk plate 1, a sliding lifting structure is arranged on one side, close to the bookcase 2, of the upper surface of the desk plate 1, the sliding lifting structure is composed of a sliding block 1201, a power rod 1202, a rotating rod 1203, a fixing shaft 1204, a lifting rod 1205 and a storage box 1206, one end of one side surface of the sliding block 1201 is rotatably connected with the power rod 1202 through a rotating shaft, the other end of the power rod 1202 is provided with a hole through the rotating shaft and the middle of the rotating rod 1203, the inner wall of the hole is rotatably connected with the fixing shaft 1204, the other end of the fixing shaft 1204 is fixedly connected with a desk box 5, the other end of the rotating rod 1203 is rotatably connected with the lifting rod 1205 through a rotating shaft, the other end of the lifting rod 1205 is rotatably connected with the storage box 1206, a book plate groove is formed in the upper surface of the desk plate 1, one end of the book plate groove is hinged with a book plate 3 through a hinge, a stop block 4 is fixedly connected to one end of the upper surface of the book plate 3, the outer side surface of the desk board 1 is provided with a turnover structure, the turnover structure is composed of a fixed block 1301, a gear 1302, a toothed chain 1303, a fixed seat 1304, a hand handle 1305 and a movable rod 1306, one end of the hand handle 1305 is fixedly connected with the gear 1302, the upper surface of the fixed seat 1304 is in sliding connection with the toothed chain 1303 through a sliding groove, the gear 1302 is meshed with the toothed chain 1303, the lower surface of the fixed block 1301 is fixedly connected with the toothed chain 1303, one side of the fixed block 1301 is fixedly connected with a connecting shaft, the outer surface of the connecting shaft is sleeved with the movable rod 1306, the other end of the movable rod 1306 is rotatably connected with the desk board 3, one side surface of the inner side wall of the slot of the desk board is provided with a sliding groove for the connecting shaft to slide, the number of the movable rods 1306 is two, the two movable rods are respectively sleeved at two ends of the connecting shaft, the turnover structure can enable the maximum angle of the turnover of the desk board 3 to be 70 degrees, the lower surface of the desk board 1 is fixedly connected with a desk box 5, the outer side wall of the desk box 5 is fixedly connected with desk legs 6, a lifting handle 7 is fixedly connected to one side surface of the outer side wall of the lower part of the table leg 6, one end of the lifting handle 7 is provided with a hand-operated lifting structure, the hand-operated lifting structure comprises a bevel gear 1101, a first limit block 1105, a first bevel gear column 1102, a second limit block 1106, a third limit block 1104, a second bevel gear column 1103 and the lifting handle 7, one end of the lifting handle 7 is fixedly connected with the bevel gear 1101, the upper end of the bevel gear 1101 is meshed with the first bevel gear column 1102, the first limit block 1105 is fixedly connected with the inner wall of the lower part of the table leg 6, a through hole is arranged inside the first limit block 1105, the inner wall of the through hole is rotatably connected with the first bevel gear column 1102 through a bearing, the second limit block 1106 is fixedly connected with the inner wall of the upper part of the table leg 6, the outer surface of the first bevel gear column 1102 is provided with threads, a threaded hole is arranged inside the second limit block 1106 and is in threaded connection with the first bevel gear column 1102, one side of first conical gear post 1102 one end meshes with second conical gear post 1103, the inner wall and the third stopper 1104 fixed connection of connecting rod 10, third stopper 1104 rotates with second conical gear post 1103 through the bearing and is connected, the first conical gear post 1102 screw thread opposite direction of two table legs 6, the other side fixedly connected with connecting rod 10 of table leg 6 lower part lateral wall, the one end fixedly connected with base 8 of table leg 6 lower part, the both ends threaded connection of base 8 lower surface has a table foot 9, the quantity of table leg 6 is two difference fixed connection in the both sides of desk case 5, two table legs 6 inner structure unanimity.

When the desk is used, the hand crank 1305 is rotated, the hand crank 1305 drives the gear 1302 to rotate, the gear 1302 drives the toothed chain 1303 to slide, the fixed block 1301 is fixedly connected with the toothed chain 1303, the toothed chain 1303 slides to drive the fixed block 1301 to slide, the fixed block 1301 drives the connecting shaft to slide, the connecting shaft drives the movable rod 1306 to rotate, the movable rod 1306 drives the book board 3 to rotate to adjust the angle, no matter what posture a user uses, the user can learn at the optimal sight angle, the sliding block 1201 slides outwards, the sliding block 1201 drives the power rod 1202 to rotate, the power rod 1202 drives the rotating rod 1203 to rotate by applying a downward acting force to one end of the rotating rod 1203, the rotating rod 1203 applies an upward acting force to the lifting rod 1205 by the fixed shaft, the lifting rod 1205 drives the storage box 1206 to lift up, the user can place private articles to prevent the private articles from being lost, the sliding block 1201 is closed when the storage box 1206 descends without using, and the use area of the desk board 1 cannot be occupied, the lifting handle 7 is rotated to drive the bevel gear 1101 to rotate, the bevel gear 1101 drives the first bevel gear column 1102 to rotate, the second limiting block 1106 is driven to lift due to the threaded connection of the second limiting block 1106 and the first bevel gear column 1102, the second limiting block 1106 drives the upper portion of the table leg 6 to lift, and then the whole table board 1 is driven to lift.

The utility model discloses a theory of operation and beneficial effect: rotating a hand crank 1305, the hand crank 1305 drives a gear 1302 to rotate, the gear 1302 drives a toothed chain 1303 to slide, and the fixed block 1301 is fixedly connected with the toothed chain 1303, so that the toothed chain 1303 slides to drive the fixed block 1301 to slide, the fixed block 1301 drives a connecting shaft to slide, the connecting shaft drives a movable rod 1306 to rotate, the movable rod 1306 drives a book plate 3 to rotate to adjust the angle, no matter what posture a user uses, the user can learn at the best sight angle, the slide block 1201 slides outwards, the slide block 1201 drives the power rod 1202 to rotate, the power rod 1202 drives the rotating rod 1203 to rotate by a downward acting force applied to one end of the rotating rod 1203, the rotating rod 1203 drives the lifting rod 1205 to apply an upward acting force to the lifting rod, the lifting rod 1205 drives the storage box 1206 to rise, the user can place private articles to prevent the private articles from being lost, the sliding block 1201 is closed when the storage box 1206 is not used, the storage box 1206 descends, and the use area of the table plate 1 cannot be occupied, the lifting handle 7 is rotated to drive the bevel gear 1101 to rotate, the bevel gear 1101 drives the first bevel gear column 1102 to rotate, the second limiting block 1106 is driven to lift due to the threaded connection of the second limiting block 1106 and the first bevel gear column 1102, the second limiting block 1106 drives the upper portion of the table leg 6 to lift, and then the whole table board 1 is driven to lift.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Lifting desk, including table (1), its characterized in that: the bookcase is characterized in that a bookcase (2) is fixedly connected to the upper surface of the table plate (1), a sliding lifting structure is arranged on one side, close to the bookcase (2), of the upper surface of the table plate (1), a book plate groove is formed in the upper surface of the table plate (1), a book plate (3) is hinged to one end of the book plate groove through a hinge, a stop block (4) is fixedly connected to one end of the upper surface of the book plate (3), a turnover structure is arranged on the outer side surface of the table plate (1), a book case (5) is fixedly connected to the lower surface of the table plate (1), table legs (6) are fixedly connected to the outer side wall of the book case (5), a lifting handle (7) is fixedly connected to one side surface of the outer side wall of the lower portion of each table leg (6), a hand-cranking lifting structure is arranged at one end of each lifting handle (7), and a connecting rod (10) is fixedly connected to the other side surface of the outer side wall of the lower portion of each table leg (6), one end fixedly connected with base (8) of table leg (6) lower part, the both ends threaded connection of base (8) lower surface has table foot (9), the quantity of table leg (6) is two respectively fixed connection in the both sides of desk case (5), two table leg (6) inner structure is unanimous.

2. The elevating desk of claim 1, wherein: the utility model discloses a desk, including slider (1201), power pole (1202), dwang (1203), fixed axle (1204), lifter (1205) and receiver (1206), the one end of slider (1201) side is passed through the pivot and is connected with power pole (1202) rotation, the other end of power pole (1202) is seted up porosely through the middle part of pivot with dwang (1203), the inner wall in hole rotates with fixed axle (1204) to be connected, the other end and desk case (5) fixed connection of fixed axle (1204), the other end of dwang (1203) rotates through pivot and lifter (1205) to be connected, the other end and receiver (1206) of lifter (1205) rotate to be connected.

3. The elevating desk of claim 1, wherein: hand lift structure comprises conical gear (1101), first stopper (1105), first conical gear post (1102), second stopper (1106), third stopper (1104), second conical gear post (1103) and lift handle (7), the one end and conical gear (1101) fixed connection of lift handle (7), the upper end and the meshing of first conical gear post (1102) of conical gear (1101), inner wall fixed connection of first stopper (1105) and table leg (6) lower part, the through-hole has been seted up to first stopper (1105), the inner wall of through-hole passes through the bearing and is rotated with first conical gear post (1102) and be connected.

4. The elevating desk of claim 3, wherein: second stopper (1106) and the inner wall fixed connection on table leg (6) upper portion, first conical gear post (1102) surface is provided with the screw thread, the inside screw hole that has seted up of second stopper (1106), screw hole and first conical gear post (1102) threaded connection, a side and the meshing of second conical gear post (1103) of first conical gear post (1102) one end, the inner wall and third stopper (1104) fixed connection of connecting rod (10), third stopper (1104) are rotated with second conical gear post (1103) through the bearing and are connected, first conical gear post (1102) screw thread opposite direction of two table legs (6).

5. The elevating desk of claim 1, wherein: the utility model provides a book end turning structure, including fixed block (1301), gear (1302), toothed chain (1303), fixing base (1304), hand crank (1305) and movable rod (1306), the one end and gear (1302) fixed connection of hand crank (1305), the upper surface of fixing base (1304) passes through spout and toothed chain (1303) sliding connection, gear (1302) and toothed chain (1303) meshing, the lower surface and toothed chain (1303) fixed connection of fixed block (1301), one side fixedly connected with connecting axle of fixed block (1301), the surface of connecting axle has cup jointed movable rod (1306), and the other end and book board (3) of movable rod (1306) rotate to be connected.

6. The elevating desk of claim 5, wherein: one side of the inner side wall of the book board groove is provided with a sliding groove for the connecting shaft to slide, the number of the movable rods (1306) is two, the two movable rods are respectively sleeved at two ends of the connecting shaft, and the overturning structure can enable the book board (3) to overturn at a maximum angle of 70 degrees.