CN214016482U

CN214016482U - Lifting upright post and double-upright post movable lifting office table

Info

Publication number: CN214016482U
Application number: CN202022835865.3U
Authority: CN
Inventors: 陆海荣; 黄锋磊
Original assignee: Qidong Jiule Intelligent Equipment Co ltd
Current assignee: Qidong Jiule Intelligent Equipment Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-08-24
Anticipated expiration: 2030-12-01

Abstract

The utility model provides a lifting upright post and a double-upright post movable lifting office table. The double-upright-column movable lifting office table comprises a base, lifting upright columns, a table plate and a switch mechanism, wherein each lifting upright column comprises a base body, an outer upright column, an inner upright column, a retainer, a roller pin and a telescopic driving piece; the inner upright post is sleeved with the outer upright post; the telescopic driving piece is connected with the inner upright post and the outer upright post; the tail end of the telescopic driving piece, which is connected with the base body, is provided with a thimble, and the thimble extends out of the outer side of the base body; a plurality of rolling needles are arranged in the circumferential direction of the retainer, and the retainer is arranged between the inner upright post and the outer upright post; the switch mechanism corresponds to the thimble in position. Compared with the prior art, the utility model provides a double-column removes lift desk adopts two flexible driving pieces as the power supply, and triggers thimble on the flexible driving piece through on-off mechanism and realize raising and lowering functions, and the lift stationarity is higher, and smooth and easy nature is better, and the operation of being convenient for.

Description

Lifting upright post and double-upright post movable lifting office table

Technical Field

The utility model relates to an office table technical field especially relates to a lift stand and double-column remove lift desk.

Background

In the lift stand of the desk that has raising and lowering functions on the existing market, form hard friction in inner tube and the outer tube concertina movement, smooth and easy degree is not good, and user experience is not good.

The existing pneumatic spring double-leg synchronous lifting table disclosed by patent publication No. CN208875528U adopts a plastic sliding sleeve and a plurality of balls in the technical scheme, better solves the technical problems, but the driving power of the table is realized by stretching and a gear set, the requirement on the machining precision of the gear set in the gear box is higher, the assembly requirement is high, and the machining cost is increased.

Still like the public pneumatic lift table of patent publication No. CN211092380U, a plurality of rollers that its technical scheme adopted have an annular section of thick bamboo and locate on the annular section of thick bamboo are in order to solve the not good problem of above-mentioned smooth and easy degree, but its drive power has only used an air spring, and the level setting is inside the crossbeam, realizes going up and down through adopting the haulage rope and moving the assembly pulley mode, and this lift drive structure is comparatively complicated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lift stand and double-column remove lift desk convenient to operation and go up and down smoothly and spend well.

The technical scheme of the utility model is that: a lifting upright post comprises a base body, an outer upright post, an inner upright post, a retainer, a roller pin and a telescopic driving piece; the inner upright post is sleeved with the outer upright post; one end of the telescopic driving piece is connected with the outer upright post, and the other end of the telescopic driving piece is connected with the inner upright post through a seat body; the tail end of the telescopic driving piece, which is connected with the base body, is provided with a thimble, and the thimble extends out of the outer side of the base body; the rolling needles are arranged in the circumferential direction of the retainer, the retainer is arranged between the inner stand column and the outer stand column, and the rolling needles are respectively abutted against the inner stand column and the outer stand column.

In the above scheme, the lifting upright column adopts the retainer and the balls, so that the lifting smoothness is effectively improved.

Preferably, the lifting upright post further comprises a guide sleeve, the guide sleeve is sleeved on the outer wall of the tail end of the inner upright post, and one end, sleeved with the guide sleeve, of the inner upright post extends into the outer upright post.

Preferably, the guide sleeve and the retainer are both plastic parts.

Preferably, the distance that the thimble stretches out relative to the base body is less than or equal to 1 mm.

Preferably, the telescopic drive member is a gas spring.

Preferably, the lifting upright post further comprises a decorative pipe sleeved outside the outer upright post, and one end of the decorative pipe is fixed with the seat body.

The utility model also provides a double-column movable lifting office table, which comprises a base, lifting columns arranged at the two ends of the base and a table plate arranged at the upper ends of the lifting columns, wherein the lifting columns are the lifting columns; the double-upright-column movable lifting office table further comprises a switch mechanism which is arranged at the upper end of the lifting upright column and used for triggering the ejector pin to enable the telescopic driving piece to act.

In the above scheme, adopt two flexible driving pieces as the power supply, and trigger the thimble on the flexible driving piece through on-off mechanism and realize raising and lowering functions, the lift stationarity is higher, and the smooth and easy nature is better, and the operation of being convenient for.

Preferably, the double-column movable lifting office table further comprises a table connecting arm and a cross beam, the switch mechanism is mounted on the cross beam, and the cross beam is connected with the table through the table connecting arm; and the seat body of the lifting upright post is connected with the cross beam.

Preferably, the switch mechanism comprises a triggering part, a connecting part, a toggle handle and a support, the support hinged with the cross beam is arranged on the connecting part, the triggering parts are arranged at two ends of the connecting part, the triggering parts correspond to the positions of the thimbles on the two lifting upright columns, and the triggering parts incline towards the thimbles along the hinged point of the support and the cross beam; one side of the connecting part, which is far away from the triggering part, is the toggle handle.

Preferably, the base is H-shaped, and a plurality of universal wheels are arranged on the periphery of the base.

Compared with the prior art, the beneficial effects of the utility model are that:

firstly, a retainer and a roller pin are used between the inner upright post and the outer upright post to control the assembly gap, so that the inner upright post can smoothly move up and down in the outer upright post, and compared with a ball, the roller pin can more accurately assemble the gap precision and increase the smoothness;

the switch mechanism utilizes the lever principle, when a trigger part on the switch mechanism touches a thimble of the gas spring, the synchronous lifting of the double-upright-column can be realized, and compared with the prior art which adopts a steel wire rope, a toggle handle with a pure mechanical structure is not easy to break and is more durable; the device can be operated by a single hand, is suitable for different conditions, and is more humanized and convenient to operate;

thirdly, the base uses the design of H type, more accords with the custom that the user put the shank at ordinary times, and this whole product is more firm simultaneously.

Drawings

Fig. 1 is a schematic structural view of a double-column movable lifting desk provided by the present invention;

FIG. 2 is an exploded view of FIG. 1;

fig. 3 is a schematic structural sectional view of the lifting column in fig. 1.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" in the following description are used only to indicate the correspondence between the upper, lower, left and right directions of the drawings themselves, and do not limit the structure.

As shown in fig. 1 and fig. 2, the dual-column movable lifting desk provided in this embodiment includes a universal wheel 1, a base 2, a column 3, a switch mechanism 4, a desk connecting arm 5, a desk 6, and a beam 7.

The base 2 is H type, the periphery of base 2 is equipped with a plurality of universal wheels 1.

The lifting upright posts 3 are vertically arranged at two ends of the base 2. As shown in fig. 3, the lifting column 3 includes a seat body 31, a decorative tube 32, an outer column 33, an inner column 34, a retainer 35, a needle roller 36, a telescopic driving member 37 and a guide sleeve 38.

The inner upright post 34 is sleeved with the outer upright post 33. The telescopic driving member 37 is a gas spring in this embodiment, and one end of the telescopic driving member 37 is connected to the outer column 33, and the other end of the telescopic driving member 37 is connected to the inner column 34 through the seat body 31. The end of the telescopic driving element 37 connected with the base 31 is provided with a thimble 371, and the thimble 371 extends out of the outer side of the base 31 and is fixed by a nut (not numbered). The thimble 371 must not exceed the nut surface by 1 mm.

The plurality of needle rollers 36 are provided in the circumferential direction of the cage 35, the cage 35 is provided between the inner column 34 and the outer column 33, and the needle rollers 36 are abutted against the inner column 34 and the outer column 33, respectively.

The guide sleeve 38 is sleeved on the outer wall of the tail end of the inner upright column 34, and one end of the inner upright column 34, which is sleeved with the guide sleeve 38, extends into the outer upright column 33. The guide sleeve 38 and the retainer 35 are both made of plastic.

The decorative tube 32 is sleeved on the outer upright post 33, and one end of the decorative tube 32 is fixed with the seat body 31.

The switch mechanism 4 is installed on the cross beam 7, and the cross beam 7 is connected with the table plate 6 through the table plate connecting arm 5. The seat body 31 of the lifting upright post 3 is connected with the cross beam 7.

As shown in fig. 1 and 2, the switch mechanism 4 includes a triggering portion 41, a connecting portion 42, a toggle handle 43 and a support 44, the support 44 hinged to the cross beam 7 is disposed on the connecting portion 42, the triggering portion 41 is disposed at two ends of the connecting portion 42, the triggering portion 41 corresponds to the position of the thimble 371 on the two lifting columns 3, and the triggering portion 41 is inclined towards the thimble 371 along the hinge point of the support 44 and the cross beam 7; the side of the connecting part 42 away from the triggering part 41 is the toggle handle 43.

The triggering part 41, the connecting part 42 and the toggle handle 43 form a lever mechanism, and the working principle is as follows: by pulling the pulling handle 43, the triggering portion 41 is close to the thimble 371 and contacts, thereby triggering the air spring to lift.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A lifting upright post is characterized by comprising a base body (31), an outer upright post (33), an inner upright post (34), a retainer (35), a roller pin (36) and a telescopic driving piece (37); the inner upright post (34) is sleeved with the outer upright post (33); one end of the telescopic driving piece (37) is connected with the outer upright post (33), and the other end of the telescopic driving piece (37) is connected with the inner upright post (34) through a seat body (31); a thimble (371) is arranged at the tail end of the telescopic driving piece (37) connected with the base body (31), and the thimble (371) extends out of the outer side of the base body (31); the plurality of the rolling needles (36) are arranged in the circumferential direction of the retainer (35), the retainer (35) is arranged between the inner stand column (34) and the outer stand column (33), and the rolling needles (36) are respectively abutted to the inner stand column (34) and the outer stand column (33).

2. The lifting column as claimed in claim 1, characterized in that the lifting column (3) further comprises a guide sleeve (38), the guide sleeve (38) is sleeved on the outer wall of the end of the inner column (34), and one end of the inner column (34) sleeved with the guide sleeve (38) extends into the outer column (33).

3. Lifting column according to claim 2, characterized in that the guide sleeve (38) and the cage (35) are both of plastic.

4. The lifting column as claimed in any one of claims 1 to 3, wherein the distance of the thimble (371) extending relative to the base (31) is less than or equal to 1 mm.

5. A lifting column as claimed in any one of claims 1 to 3, characterized in that the telescopic drive (37) is a gas spring.

6. The lifting column as claimed in any one of claims 1 to 3, characterized in that the lifting column (3) further comprises a decorative tube (32) sleeved outside the outer column (33), and one end of the decorative tube (32) is fixed to the base body (31).

7. A double-column movable lifting office table comprises a base (2), lifting columns (3) arranged at two ends of the base (2) and a table board (6) arranged at the upper ends of the lifting columns (3), and is characterized in that the lifting columns (3) are the lifting columns according to any one of claims 1 to 6; the double-upright-column movable lifting office table further comprises a switch mechanism (4) which is arranged at the upper end of the lifting upright column (3) and used for triggering the thimble (371) to enable the telescopic driving piece (37) to act.

8. The double-column movable lifting office table as claimed in claim 7, further comprising a table connecting arm (5) and a cross beam (7), wherein the switch mechanism (4) is arranged on the cross beam (7), and the cross beam (7) is connected with the table (6) through the table connecting arm (5); and the seat body (31) of the lifting upright post (3) is connected with the cross beam (7).

9. The double-column mobile lifting desk of claim 8, wherein the switch mechanism (4) comprises a triggering part (41), a connecting part (42), a toggle handle (43) and a support (44), the support (44) hinged to the cross beam (7) is arranged on the connecting part (42), the triggering part (41) is arranged at two ends of the connecting part (42), the triggering part (41) corresponds to the position of the ejector pins (371) on the two lifting columns (3), and the triggering part (41) inclines towards the ejector pins (371) along the hinged point of the support (44) and the cross beam (7); the toggle handle (43) is arranged on one side of the connecting part (42) far away from the trigger part (41).

10. Double column mobile lifting desk as claimed in claim 7, characterized in that the base (2) is H-shaped, the base (2) being provided with a plurality of universal wheels (1) at its periphery.