CN117158710A - Electric lifting office table - Google Patents

Abstract

The invention discloses an electric lifting office table, which comprises a table plate and two supporting legs, wherein the middle parts of the upper surfaces of the two supporting legs are fixedly connected with positioning sleeves, square tubes are inserted into the two positioning sleeves, the side walls of the positioning sleeves are provided with locking structures for fixing the square tubes, the top ends of the square tubes are provided with first openings, square rods are connected into the first openings in a sliding manner, and slots for being inserted into the square rods are formed in two sides of the lower surface of the table plate. According to the office table, the table plate, the supporting legs, the positioning sleeves, the square tubes, the locking structures, the square rods and the clamping structures are arranged, the bottoms of the square tubes are fixedly connected with the positioning sleeves on the surfaces of the supporting legs through the locking structures, the square rods are positioned in the square tubes, and the top ends of the square rods are fixed in the slots on the lower surface of the table plate through the clamping structures, so that the office table can be quickly and fixedly assembled through the locking structures and the clamping structures during assembly, the office table is installed without screws, and the office table is convenient to detach and transport.

Description

Electric lifting office table

Technical Field

The invention relates to the technical field of office supplies, in particular to an electric lifting office table.

Background

The office desk is a desk which is arranged for convenience in daily life work and social activities, has various types, and is capable of lifting in order to meet the requirement of alternating office of sitting and standing of people. The lifting office desk is divided into a manual lifting office desk and an electric lifting office desk, the manual office desk is light in weight, and the electric office desk is more convenient to use.

At present, the existing electric lifting office table can be driven by double motors, but the double motors are used in cooperation with encoders and synchronizers, so that the cost of the electric lifting office table is high, the price of the existing electric lifting office table is relatively high, the electric lifting office table is driven by a motor in lifting, worm gear and worm transmission is adopted, a supporting leg lifting part adopts a screw rod, and noise is generated when the electric lifting office table is lifted. Secondly, current electric lift desk is after purchasing, needs the user to assemble the desk through screwdriver and screw, and the equipment is more loaded down with trivial details, when needs to transport, needs to dismantle the screw again, and the smooth silk condition will appear in many times dismantlement, consequently needs further improvement.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the invention provides an electric lifting office table, which solves the defects of large noise and insufficient convenience in assembly of the existing electric lifting office table during lifting.

(II) technical scheme

In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides an electric lift desk, includes table and two stabilizer blades, two equal fixedly connected with position sleeve in stabilizer blade upper surface middle part, two inside all pegging graft of position sleeve has square pipe, the position sleeve lateral wall is provided with the locking structure that is used for fixed square pipe, first opening has been seted up on the square pipe top, the inside sliding connection of first opening has square pole, the slot that is used for pegging graft in square pole is all seted up to table lower surface both sides, slot inside wall one side is provided with the block structure that is used for fixed square pole, two square pole top fixedly connected with connecting plate jointly, square pole top lateral wall fixedly connected with is used for driving the elevation structure that square pole reciprocated, connecting plate lower surface middle part fixedly connected with casing, the inside fixedly connected with motor that drives elevation structure of casing, connecting plate lower surface just is located the casing outside and is fixed with the safety cover, and packs between safety cover and the casing lateral wall and have the silence cotton, connecting plate one side fixedly connected with controller.

Preferably, the constant head tank has been seted up near locking structure one side to square pipe bottom, locking structure is including being fixed in the first fixed pipe on the spacer sleeve lateral wall, the second opening has been seted up to first fixed pipe one side of keeping away from the spacer sleeve, and the inside sliding connection of second opening has the pull rod, the one end fixedly connected with slide that the pull rod is located first fixed pipe, slide opposite side fixedly connected with draw-in lever, and the draw-in lever card goes into inside the constant head tank, the slide is kept away from draw-in lever one side and the first spring of the common fixedly connected with of first fixed pipe inside wall, the one end fixedly connected with pull ring that the pull rod is located first fixed pipe outward. The sliding plate and the clamping rod are ejected to one side of the positioning groove through the first spring, so that the clamping rod is clamped into the positioning groove, and the bottom end of the square tube is fixed inside the positioning sleeve.

Preferably, the first opening inner side wall is provided with a plurality of ball grooves, each ball groove is rotationally connected with a ball, and one end of the ball outside the ball groove is in rolling connection with the surface of the square rod. The friction force between the square rod and the first opening can be reduced through the balls, so that the square rod can slide up and down in the first opening more smoothly.

Preferably, the square pole bottom fixedly connected with anticreep piece, and anticreep piece and side's pipe inner wall sliding connection, anticreep piece size is greater than first opening size. The anti-falling block can prevent the square rod from rising in the square tube and being separated from the square tube.

Preferably, the clamping structure comprises a movable groove formed in one side of the slot, a second spring is fixedly connected to the inner side wall of the movable groove, a penetrating rod is fixedly connected to the other end of the second spring, a through hole is formed in the top end of the square rod, and one end of the penetrating rod located in the slot is clamped into the through hole. The through rod is propped into the through hole through the second spring, so that the square rod ejector rod is fixed in the slot on the lower surface of the desk plate.

Preferably, the bottom of the movable groove is provided with a bar-shaped opening, the lower surface of the penetrating rod, which is close to one end of the second spring, is fixedly connected with a connecting rod, the connecting rod penetrates through the bar-shaped opening and is in sliding connection with the bar-shaped opening, and the bottom end of the connecting rod is fixedly connected with a handle. The connecting rod can be pulled through the handle, and then the connecting rod is used for pulling the penetrating rod to be separated from the square rod, so that the square rod and the slot can be detached.

Preferably, the lifting structure comprises a shell fixed on the outer side wall of the top end of the square tube, a wire wheel is connected to the inner portion of the shell in a rotating mode, a wire rope is wound on the surface of the wire wheel, a reserved opening is formed in the side wall of the top end of the square tube and located inside the shell, a guide wheel is connected to the inner portion of the reserved opening in a rotating mode, and one end, away from the wire wheel, of the wire rope extends to the inner portion of the square tube and is fixedly connected with the bottom end of the square rod through the guide wheel. Can realize the rolling or unreeling to wire rope through the corotation or the reversal of wire reel, can stimulate the square pole and rise along square pipe when wire rope rolling, when wire rope unreels, under the action of gravity, the square pole can descend in square pipe.

Preferably, the lateral walls on two sides of the shell and the protective cover penetrate through together and are rotationally connected with a driving shaft, a worm wheel is fixedly connected with the surface of one end of the driving shaft inside the shell, a worm is fixedly connected with the driving end of the motor, the worm is meshed with the worm wheel, and two ends of the driving shaft respectively penetrate through the shells of the lifting structures on two sides and are fixedly connected with the wire wheel. Through the transmission of the worm and the worm wheel, the motor can drive the wire wheel to rotate.

Preferably, the side edge of the upper surface of the desk plate is fixedly connected with a socket in an embedded mode, the surface of the socket is flush with the surface of the desk plate, the lower surface of the desk plate is fixedly connected with a storage box on one side, close to the socket, of the desk plate, and one side, close to the side edge of the desk plate, of the storage box is of an open design. The electric wire inserted in the socket can be stored by the storage box.

Preferably, side wall fixedly connected with second fixed pipe in side of side pipe top, the inside fixedly connected with electromagnetism telescopic link of second fixed pipe, and the flexible end of electromagnetism telescopic link extends to the inside and fixedly connected with friction disc of side pipe. After the square rod ascends or descends, the friction plate at the telescopic end of the electromagnetic telescopic rod can be contacted with the surface of the square rod by controlling the power-off of the electromagnetic telescopic rod, so that the square rod is prevented from moving.

Working principle: when the office table is assembled, the pull rods on the side walls of the positioning sleeves on the surfaces of the two support legs are pulled at first, the clamping rods retract into the first fixing tube, then the bottom ends of the two square tubes are respectively inserted into the positioning sleeves on the surfaces of the two support legs, the pull rods are loosened, and under the action of the first springs, the sliding plate and the clamping rods move towards the inside of the positioning sleeves, so that the clamping rods are clamped into the positioning grooves, and the opposite tubes are fixed. When the desk plate is installed, the handles on two sides of the lower surface of the desk plate are pulled firstly, the penetrating rods are pulled to retract into the movable grooves through the handles, then the two square rods are respectively inserted into the two slots on the lower surface of the desk plate, then the handles are loosened, and under the elasticity of the second springs, the penetrating rods are inserted into the through holes on the tops of the square rods, so that the desk plate is fixedly installed. When the desk plate needs to be lifted, the electromagnetic telescopic rod is controlled by the controller to be electrified, at the moment, the electromagnetic telescopic rod is shortened, the friction plate is separated from the square rod, the lifting or descending button is pressed by the controller, the motor can drive the driving shaft to rotate under the transmission of the worm gear and the worm, the driving shaft drives the wire wheel of the lifting structure to rotate, when the wire wheel winds the wire rope, the wire rope pulls the square rod to ascend along the square pipe, when the wire wheel winds the wire rope, the square rod can descend along the square pipe under the gravity, after the square rod is moved, the electromagnetic telescopic rod is controlled to be powered off, the electromagnetic telescopic rod can be stretched, the friction plate is attached to the square rod again, and the square rod is prevented from moving.

(III) beneficial effects

The invention provides an electric lifting office table. The beneficial effects are as follows:

1. when the office table is used, the desk plate, the supporting legs, the locating sleeve, the square tube, the locking structure, the square rod and the clamping structure are arranged, the bottom of the square tube is fixedly connected with the locating sleeve on the surface of the supporting legs through the locking structure, the square rod is positioned in the square tube, and the top end of the square rod is fixed in the slot on the lower surface of the desk plate through the clamping structure, so that the office table can be quickly and fixedly assembled through the locking structure and the clamping structure during assembly, the office table is not required to be installed by screws, and the office table is convenient to detach and transport.

2. When the desk is used, the lifting structure, the shell, the protective cover, the mute cotton, the driving shaft and the motor are arranged, the lifting structure can be driven to work through the motor, so that the desk plate is driven to lift, the lifting structure adopts the steel wire rope to drive the square rod to move up and down in the square tube, the noise is smaller when the desk is lifted, and the protective cover and the mute cotton are arranged on the surface of the shell provided with the motor, so that the noise is smaller when the motor is driven through the worm and the gear.

Drawings

FIG. 1 is an overall perspective view of the present invention;

FIG. 2 is a front cross-sectional view of the present invention;

FIG. 3 is a side cross-sectional view of the present invention;

FIG. 4 is an enlarged view of FIG. 2 at A;

FIG. 5 is an enlarged view of FIG. 3 at B;

FIG. 6 is an enlarged view at C in FIG. 2;

fig. 7 is an enlarged view of fig. 2 at D.

Wherein, 1, the desk plate; 101. a slot; 2. a support leg; 3. a positioning sleeve; 4. square tubes; 41. a positioning groove; 42. a first opening; 43. a spherical groove; 44. a ball; 5. a locking structure; 51. a first fixed tube; 52. a second opening; 53. a pull rod; 54. a slide plate; 55. a clamping rod; 56. a first spring; 57. a pull ring; 6. square rods; 61. perforating; 7. an anti-falling block; 8. a clamping structure; 81. a movable groove; 82. a second spring; 83. penetrating the rod; 84. a strip-shaped opening; 85. a connecting rod; 86. a handle; 9. a lifting structure; 91. a housing; 92. a wire wheel; 93. a wire rope; 94. reserving a port; 95. a guide wheel; 10. a second fixed tube; 11. an electromagnetic telescopic rod; 12. a connecting plate; 13. a housing; 14. a protective cover; 15. mute cotton; 16. a drive shaft; 17. a motor; 18. a worm; 19. a worm wheel; 20. a socket; 21. a storage box; 22. and a controller.

Detailed Description

The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Examples:

as shown in fig. 1-7, the embodiment of the invention provides an electric lifting office table, which comprises a table board 1 and two supporting legs 2, wherein the middle parts of the upper surfaces of the two supporting legs 2 are fixedly connected with positioning sleeves 3, square tubes 4 are inserted into the two positioning sleeves 3, locking structures 5 for fixing the square tubes 4 are arranged on the side walls of the positioning sleeves 3, first openings 42 are formed in the top ends of the square tubes 4, square rods 6 are slidingly connected in the first openings 42, slots 101 for being inserted into the square rods 6 are formed in two sides of the lower surface of the table board 1, clamping structures 8 for fixing the square rods 6 are arranged on one side of the inner side walls of the slots 101, connecting plates 12 are fixedly connected to the top ends of the two square rods 6 together, lifting structures 9 for driving the square rods 6 to move up and down are fixedly connected to the outer side walls of the top ends of the square tubes 4, a casing 13 is fixedly connected to the middle parts of the lower surfaces of the connecting plates 12, motors 17 for driving the lifting structures 9 are fixedly connected to the inner sides of the casing 13, a protecting cover 14 is fixedly arranged on the lower surfaces of the connecting plates 12, noise-suppressing cotton 15 is filled between the outer side walls of the protecting covers 14 and the casing 13, and one side of the casing 12 is fixedly connected with a controller 22. Noise generated when the motor 17 is driven can be reduced by arranging the mute cotton 15 to wrap the casing 13.

As shown in fig. 2 and fig. 4, a positioning groove 41 is formed at one side, close to the locking structure 5, of the bottom end of the square tube 4, the locking structure 5 comprises a first fixing tube 51 fixed on the side wall of the positioning sleeve 3, a second opening 52 is formed at one side, far away from the positioning sleeve 3, of the first fixing tube 51, a pull rod 53 is slidably connected inside the second opening 52, one end, located inside the first fixing tube 51, of the pull rod 53 is fixedly connected with a sliding plate 54, the other side, located inside the first fixing tube 51, of the sliding plate 54 is fixedly connected with a clamping rod 55, the clamping rod 55 is clamped inside the positioning groove 41, a first spring 56 is fixedly connected with the inner side wall, far away from the clamping rod 55, of the sliding plate 54 and a first spring 57 is fixedly connected with one end, located outside the first fixing tube 51, of the pull rod 53. The sliding plate 54 and the clamping rod 55 are pushed by the first spring 56, so that the clamping rod 55 is clamped into the positioning groove 41, and the opposite pipe 4 can be fixed.

As shown in fig. 3 and 5, the inner side wall of the first opening 42 is provided with a plurality of ball grooves 43, and a ball 44 is rotatably connected to the inside of each ball groove 43, and one end of the ball 44 located outside the ball groove 43 is in rolling connection with the surface of the square rod 6. The balls 44 can reduce friction when the square bar 6 slides up and down along the first opening 42.

The square rod 6 bottom fixedly connected with anticreep piece 7, and anticreep piece 7 and square pipe 4 inner wall sliding connection, anticreep piece 7 size is greater than first opening 42 size. The anti-falling block 7 can prevent the square rod 6 from falling off the square tube 4 when rising along the square tube 4.

As shown in fig. 2 and 6, the engaging structure 8 includes a movable slot 81 formed on one side of the slot 101, a second spring 82 fixedly connected to an inner side wall of the movable slot 81, a penetrating rod 83 fixedly connected to the other end of the second spring 82, a through hole 61 formed on the top end of the square rod 6, and one end of the penetrating rod 83 located in the slot 101 is clamped into the through hole 61. The bottom end of the movable groove 81 is provided with a strip-shaped opening 84, the lower surface of the penetrating rod 83, which is close to one end of the second spring 82, is fixedly connected with a connecting rod 85, the connecting rod 85 penetrates through the strip-shaped opening 84 and is in sliding connection with the strip-shaped opening 84, and the bottom end of the connecting rod 85 is fixedly connected with a handle 86. Pulling the penetrating rod 83 through the handle 86 can enable the penetrating rod 83 to retract into the movable groove 81, pushing the penetrating rod 83 through the second spring 82 to be clamped into the through hole 61 can enable the top end of the square rod 6 to be fixed inside the slot 101, and therefore the fixed connection between the table board 1 and the square rod 6 is achieved.

As shown in fig. 2, 3 and 5, the lifting structure 9 comprises a shell 91 fixed on the outer side wall of the top end of the square tube 4, a wire wheel 92 is rotatably connected inside the shell 91, a wire rope 93 is wound on the surface of the wire wheel 92, a reserved opening 94 is formed in the side wall of the top end of the square tube 4, the reserved opening 94 is located inside the shell 91, a guide wheel 95 is rotatably connected inside the reserved opening 94, and one end, far away from the wire wheel 92, of the wire rope 93 extends to the inside of the square tube 4 and is fixedly connected with the bottom end of the square rod 6 by bypassing the guide wheel 95. The side walls on two sides of the shell 13 and the protective cover 14 penetrate through together and are rotationally connected with a driving shaft 16, the surface of one end of the driving shaft 16 positioned in the shell 13 is fixedly connected with a worm wheel 19, the driving end of the motor 17 is fixedly connected with a worm 18, the worm 18 is meshed with the worm wheel 19, and two ends of the driving shaft 16 respectively penetrate through the outer shells 91 of the lifting structures 9 on two sides to be fixedly connected with a wire wheel 92. Under the transmission of the worm 18 and the worm wheel 19, the motor 17 can drive the driving shaft 16 to rotate, the driving shaft 16 can drive the wire wheel 92 to rotate, the wire wheel 92 is used for winding or unwinding the steel wire rope 93, when the wire wheel 92 is wound, the square rod 6 can be pulled to ascend along the square tube 4 through the steel wire rope 93, and when the wire wheel 92 is unwound, the square rod 6 can descend along the square tube 4 under the action of gravity.

As shown in fig. 1 and 3, the side edge of the upper surface of the table board 1 is fixedly connected with a socket 20 in an embedded manner, the surface of the socket 20 is flush with the surface of the table board 1, the lower surface of the table board 1 is fixedly connected with a storage box 21 near one side of the socket 20, and one side of the storage box 21 near the side edge of the table board 1 is of an open design. The electric wires inserted into the receptacle 20 can be stored in the storage case 21.

As shown in fig. 3 and 5, the side wall of the top end of the square tube 4 is fixedly connected with a second fixed tube 10, an electromagnetic telescopic rod 11 is fixedly connected inside the second fixed tube 10, and the telescopic end of the electromagnetic telescopic rod 11 extends into the square tube 4 and is fixedly connected with a friction plate. After the square rod 6 is moved, the electromagnetic telescopic rod 11 can be extended, so that the friction plate is abutted against the surface of the square rod 6, and the square rod 6 is prevented from moving.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. An electric lifting office table is characterized in that: including table (1) and two stabilizer blades (2), two equal fixedly connected with position sleeve (3) in stabilizer blade (2) upper surface middle part, two square tube (4) are all pegged graft in position sleeve (3) inside, position sleeve (3) lateral wall is provided with locking structure (5) that are used for fixed square tube (4), first opening (42) have been seted up on square tube (4) top, first opening (42) inside sliding connection has square rod (6), slot (101) that are used for pegging graft in square rod (6) are all offered to table (1) lower surface both sides, slot (101) inside wall one side is provided with block structure (8) that are used for fixed square rod (6), two square rod (6) top joint fixedly connected with connecting plate (12), square tube (4) top lateral wall fixedly connected with is used for driving square rod (6) reciprocate's elevation structure (9), connecting plate (12) lower surface middle part fixedly connected with casing (13), casing (13) inside fixedly connected with motor elevation structure (9), casing (13) are fixed connection has bottom (17) and casing (14) outside (14) and are located between casing (14) and casing (13), one side of the connecting plate (12) is fixedly connected with a controller (22).

2. An electric lifting office table according to claim 1, wherein: the utility model discloses a square pipe, including square pipe (4), locking structure (5) are located square pipe, constant head tank (41) have been seted up to square pipe (4) bottom be close to locking structure (5) one side, locking structure (5) are including being fixed in first fixed pipe (51) on the spacer sleeve (3) lateral wall, second opening (52) have been seted up to first fixed pipe (51) one side of keeping away from spacer sleeve (3), and inside sliding connection of second opening (52) has pull rod (53), one end fixedly connected with slide (54) that pull rod (53) are located first fixed pipe (51), slide (54) opposite side fixedly connected with clamping rod (55), and clamping rod (55) card is gone into inside constant head tank (41), slide (54) are kept away from clamping rod (55) one side and first fixed pipe (51) inside wall fixedly connected with first spring (56) jointly, one end fixedly connected with pull ring (57) that pull rod (53) are located outside first fixed pipe (51).

3. An electric lifting office table according to claim 1, wherein: the inner side wall of the first opening (42) is provided with a plurality of ball grooves (43), balls (44) are rotatably connected in the ball grooves (43), and one end of each ball (44) located outside each ball groove (43) is in rolling connection with the surface of the square rod (6).

4. An electric lifting office table according to claim 1, wherein: the utility model discloses a square pole, including square pole (6), square pipe (4), square pole (6) bottom fixedly connected with anticreep piece (7), and anticreep piece (7) and square pipe (4) inner wall sliding connection, anticreep piece (7) size is greater than first opening (42) size.

5. An electric lifting office table according to claim 1, wherein: the clamping structure (8) comprises a movable groove (81) formed in one side of the slot (101), a second spring (82) is fixedly connected to the inner side wall of the movable groove (81), a penetrating rod (83) is fixedly connected to the other end of the second spring (82), a through hole (61) is formed in the top end of the square rod (6), and one end of the penetrating rod (83) located in the slot (101) is clamped into the through hole (61).

6. An electric lifting office table as claimed in claim 5 wherein: the bottom end of the movable groove (81) is provided with a strip-shaped opening (84), the lower surface of the penetrating rod (83) close to one end of the second spring (82) is fixedly connected with a connecting rod (85), the connecting rod (85) penetrates through the strip-shaped opening (84) and is in sliding connection with the strip-shaped opening (84), and the bottom end of the connecting rod (85) is fixedly connected with a handle (86).

7. An electric lifting office table according to claim 1, wherein: lifting structure (9) are including being fixed in shell (91) of side's pipe (4) top lateral wall, shell (91) inside rotation is connected with wire wheel (92), wire wheel (92) surface winding has wire rope (93), reserving mouth (94) have been seted up to side's pipe (4) top lateral wall, and reserving mouth (94) are located shell (91) inside, reserving mouth (94) inside rotation is connected with guide pulley (95), wire rope (93) one end of keeping away from wire wheel (92) is walked around guide pulley (95) and is extended to inside pipe (4) and with square pole (6) bottom fixed connection.

8. The electric lift desk of claim 7, wherein: the side walls of the two sides of the shell (13) and the protective cover (14) penetrate through together and are rotationally connected with a driving shaft (16), the driving shaft (16) is fixedly connected with a worm wheel (19) at the surface of one end inside the shell (13), a worm (18) is fixedly connected with the driving end of the motor (17), the worm (18) is meshed with the worm wheel (19), and the two ends of the driving shaft (16) respectively penetrate through a shell (91) of the lifting structure (9) at the two sides and are fixedly connected with a wire wheel (92).

9. An electric lifting office table according to claim 1, wherein: the utility model discloses a desk board, including desk board (1), socket (20), receiver (21) are fixed in the embedded fixedly connected with of desk board (1) upper surface side, and socket (20) surface and desk board (1) surface parallel and level, desk board (1) lower surface is close to socket (20) one side fixedly connected with receiver (21), and is open design near desk board (1) side one side.

10. An electric lifting office table according to claim 1, wherein: the side wall at the top end of the square tube (4) is fixedly connected with a second fixed tube (10), an electromagnetic telescopic rod (11) is fixedly connected inside the second fixed tube (10), and the telescopic end of the electromagnetic telescopic rod (11) extends to the inside of the square tube (4) and is fixedly connected with a friction plate.