CN211559127U

CN211559127U - Hydraulic lifting table

Info

Publication number: CN211559127U
Application number: CN201920721733.2U
Authority: CN
Inventors: 钱文蕾
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-21
Filing date: 2019-05-20
Publication date: 2020-09-25
Anticipated expiration: 2029-05-20

Abstract

The utility model discloses a hydraulic pressure desk that rises, the desk comprises a desktop, the bottom fixedly connected with expansion bracket of desktop, the expansion bracket includes urceolus and inner tube, inner tube and desktop fixed connection, the outside of inner tube is located to the urceolus cover, the bottom inner wall fixedly connected with catheter of urceolus, the top inner wall fixedly connected with dead lever of inner tube, dead lever and catheter are in same axis, and the bottom of dead lever extends to the inside of catheter, the bottom cover of dead lever is equipped with the second piston, the diameter of second piston equals with the diameter of catheter, and the bottom fixedly connected with base of urceolus, transmission chamber and hydraulic pressure chamber have been seted up respectively to the inner chamber of base. Compared with the prior art, the utility model discloses utilize hydraulic principle, make it get into through the mineral oil in the extrusion hydraulic pressure chamber and raise oil level wherein in the catheter to carry out the lifting to the desktop according to individual's demand, make the desktop can be adjusted by quick and light.

Description

Hydraulic lifting table

Technical Field

The utility model relates to an everyday object device technical field especially relates to a hydraulic pressure desk that rises.

Background

Most of the desks in the current market are fixed and cannot be adjusted according to different height requirements, so that sometimes the desks bought by people are not suitable for the height of the user, the user needs to lower the head for a long time when using the desks, problems on cervical vertebra can be caused, although the desks with adjustable heights exist, the mechanical adjusting mode is very labor-consuming and troublesome to adjust, and therefore the hydraulic lifting desk is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the height of the existing table can not be adjusted or the height of the existing table is inconvenient to adjust in the prior art, and providing a hydraulic lifting table.

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

a hydraulic lifting table comprises a table top, wherein an expansion bracket is fixedly connected to the bottom end of the table top and comprises an outer cylinder and an inner cylinder, the inner cylinder is fixedly connected with the table top, the outer cylinder is sleeved outside the inner cylinder, a liquid guide tube is fixedly connected to the inner wall of the bottom end of the outer cylinder, a fixed rod is fixedly connected to the inner wall of the top end of the inner cylinder, the fixed rod and the liquid guide tube are located on the same axis, the bottom end of the fixed rod extends into the liquid guide tube, a second piston is sleeved at the bottom end of the fixed rod, the diameter of the second piston is equal to that of the liquid guide tube, a base is fixedly connected to the bottom end of the outer cylinder, a transmission cavity and a hydraulic cavity are respectively formed in the inner cavity of the base, mineral oil is arranged in the hydraulic cavity, a partition plate is arranged between the transmission cavity and the hydraulic cavity, two, the one end fixedly connected with movable block that the connecting rod is in the transmission chamber, and the pot head that the connecting rod is in the hydraulic pressure chamber is equipped with first piston.

Preferably, the baffle rotates respectively between one side inner wall in chamber and is connected and fixedly connected with threaded rod and guide bar, the outside of threaded rod and guide bar is located to the movable block cover.

Preferably, the movable block is internally provided with a threaded through hole and a guide hole, and the threaded rod and the guide rod are respectively matched with the threaded through hole and the guide hole.

Preferably, the outside cover of one end that the baffle was kept away from to the threaded rod is equipped with second bevel gear, circular through-hole has been seted up to one side that the top of base is close to second bevel gear, and the base rotates in circular through-hole department and is connected with the dwang.

Preferably, the dwang runs through circular through-hole, and the top and the bottom of dwang are equipped with handle and first bevel gear respectively, first bevel gear and second bevel gear meshing.

Preferably, the bottom end of one side of the liquid guide pipe and the top end of the base in the hydraulic cavity are both provided with liquid guide holes, and a guide pipe is fixedly connected between the two liquid guide holes.

Preferably, four angle departments in the bottom of base all fixedly connected with universal wheels, and the base all is equipped with the brake in the top department of universal wheels.

The utility model has the advantages that:

through setting up the threaded rod, can drive its rotation through the handle to thereby make the movable block drive first piston motion and do not extrude the mineral oil in the hydraulic pressure chamber, make mineral oil get into the catheter, thereby utilize the second piston to make the dead lever rise, thereby the time expansion bracket extends, and then raises the desktop.

Compared with the prior art, the utility model discloses utilize hydraulic principle, make it get into through the mineral oil in the extrusion hydraulic pressure chamber and raise oil level wherein in the catheter to carry out the lifting to the desktop according to individual's demand, make the desktop can be adjusted by quick and light.

Drawings

Fig. 1 is a schematic front view of a hydraulic lifting table according to the present invention;

fig. 2 is a schematic cross-sectional structural view of a base of a hydraulic lifting table according to the present invention;

fig. 3 is a schematic cross-sectional view of an expansion bracket of a hydraulic lifting table according to the present invention.

In the figure: the table comprises a table top 1, an expansion bracket 2, a base 3, a handle 4, a rotating rod 5, a first bevel gear 6, a threaded rod 7, a second bevel gear 8, a guide rod 9, a movable block 10, a partition plate 11, a connecting rod 12, a first piston 13, a guide pipe 14, a second piston 15, a fixed rod 16, a liquid guide pipe 17, an outer cylinder 18 and an inner cylinder 19.

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. 1-3, a hydraulic lifting table comprises a table top 1, a telescopic frame 2 is fixedly connected to the bottom end of the table top 1, the telescopic frame 2 comprises an outer cylinder 18 and an inner cylinder 19, the inner cylinder 19 is fixedly connected to the table top 1, the outer cylinder 18 is sleeved outside the inner cylinder 19, a liquid guide tube 17 is fixedly connected to the inner wall of the bottom end of the outer cylinder 18, a fixing rod 16 is fixedly connected to the inner wall of the top end of the inner cylinder 19, the fixing rod 16 and the liquid guide tube 17 are located on the same axis, the bottom end of the fixing rod 16 extends into the liquid guide tube 17, a second piston 15 is sleeved at the bottom end of the fixing rod 16, the diameter of the second piston 15 is equal to that of the liquid guide tube 17, a base 3 is fixedly connected to the bottom end of the outer cylinder 18, a transmission cavity and a hydraulic cavity are respectively formed in the inner cavity of the base, and the baffle 11 is provided with connecting rods 12 at two circular through holes, one end of the connecting rod 12 in the transmission cavity is fixedly connected with a movable block 10, one end of the connecting rod 12 in the hydraulic cavity is sleeved with a first piston 13, the baffle 11 and the inner wall of one side of the transmission cavity are respectively connected with a threaded rod 7 and a guide rod 9 in a rotating manner and fixedly connected with the threaded rod 7, the movable block 10 is sleeved outside the threaded rod 7 and the guide rod 9, the movable block 10 is internally provided with a threaded through hole and a guide hole, the threaded rod 7 and the guide rod 9 are respectively matched with the threaded through hole and the guide hole, the outer part of one end of the threaded rod 7 far away from the baffle 11 is sleeved with a second bevel gear 8, one side of the top end of the base 3 close to the second bevel gear 8 is provided with a circular through hole, the base 3 is rotatably connected with a rotating rod 5 at the circular through, first bevel gear 6 and second bevel gear 8 meshing, the drain hole has all been seted up in one side bottom of catheter 17 and base 3 top department in the hydraulic pressure chamber, and fixedly connected with pipe 14 between two drain holes, the equal fixedly connected with universal wheel in four angle departments in base 3's bottom, and base 3 all is equipped with the brake in the top department of universal wheel.

The working principle is as follows: when carrying out the regulation of desktop height, rotate handle 4, handle 4 drives first bevel gear 6 through dwang 5 and rotates, first bevel gear 6 drives threaded rod 7 through second bevel gear 8 and rotates, threaded rod 7 pivoted while movable block 10 can be at the horizontal direction motion under the effect of guide bar 9, movable block 10 drives first piston 13 through connecting rod 12 this moment and removes, thereby mineral oil to in the hydraulic pressure chamber extrudees, it gets into in catheter 17 through pipe 14 during, and then raise the height of the oil level in catheter 17, second piston 15 can drive dead lever 16 simultaneously and rise, dead lever 16 makes the high of desktop 1 rise through inner tube 19, when reducing desktop 1, reverse rotation handle 4 of grabbing, make the mineral oil in the catheter 17 get back to in the hydraulic pressure chamber, can reduce the height of desktop 1.

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. A hydraulic lifting table comprises a table top (1) and is characterized in that a telescopic frame (2) is fixedly connected to the bottom end of the table top (1), the telescopic frame (2) comprises an outer cylinder (18) and an inner cylinder (19), the inner cylinder (19) is fixedly connected with the table top (1), the outer cylinder (18) is sleeved outside the inner cylinder (19), a liquid guide pipe (17) is fixedly connected to the inner wall of the bottom end of the outer cylinder (18), a fixing rod (16) is fixedly connected to the inner wall of the top end of the inner cylinder (19), the fixing rod (16) and the liquid guide pipe (17) are located on the same axis, the bottom end of the fixing rod (16) extends into the liquid guide pipe (17), a second piston (15) is sleeved at the bottom end of the fixing rod (16), the diameter of the second piston (15) is equal to that of the liquid guide pipe (17), a base (3) is fixedly connected to the bottom, transmission chamber and hydraulic pressure chamber have been seted up respectively to the inner chamber of base (3), and the inside in hydraulic pressure chamber is equipped with mineral oil, and is equipped with baffle (11) between transmission chamber and the hydraulic pressure chamber, two circular through-holes have been seted up to the plate body of baffle (11), and baffle (11) all are equipped with connecting rod (12) in two circular through-holes department, connecting rod (12) are in the one end fixedly connected with movable block (10) in transmission chamber, and the pot head that connecting rod (12) are in the hydraulic pressure chamber is equipped with first piston (13).

2. The hydraulic lifting table as claimed in claim 1, wherein a threaded rod (7) and a guide rod (9) are respectively connected and fixed between the partition plate (11) and the inner wall of one side of the transmission cavity in a rotating manner, and the movable block (10) is sleeved outside the threaded rod (7) and the guide rod (9).

3. A hydraulic lifting table according to claim 2, characterized in that said movable block (10) has a threaded through hole and a guide hole opened therein, said threaded rod (7) and said guide rod (9) being adapted to said threaded through hole and said guide hole, respectively.

4. A hydraulic lifting table according to claim 2, wherein a second bevel gear (8) is sleeved outside one end of the threaded rod (7) far away from the partition plate (11), a circular through hole is formed in one side, close to the second bevel gear (8), of the top end of the base (3), and the base (3) is rotatably connected with the rotating rod (5) in the circular through hole.

5. A hydraulic lifting table according to claim 4, wherein the rotating rod (5) penetrates through a circular through hole, the top end and the bottom end of the rotating rod (5) are respectively sleeved with a handle (4) and a first bevel gear (6), and the first bevel gear (6) is meshed with the second bevel gear (8).

6. The hydraulic lifting table as claimed in claim 1, wherein the bottom end of one side of the liquid guide pipe (17) and the base (3) are provided with liquid guide holes at the top end of the hydraulic cavity, and a guide pipe (14) is fixedly connected between the two liquid guide holes.

7. A hydraulic lifting table according to claim 1, characterized in that the universal wheels are fixedly connected to the four corners of the bottom end of the base (3), and the base (3) is provided with a brake at the top end of the universal wheels.