WO2019011050A1

WO2019011050A1 - Liftable stand

Info

Publication number: WO2019011050A1
Application number: PCT/CN2018/086904
Authority: WO
Inventors: 余亦枢
Original assignee: 深圳傲迈新科技有限公司
Priority date: 2017-07-12
Filing date: 2018-05-15
Publication date: 2019-01-17
Also published as: CN207855329U

Abstract

A liftable stand, comprising a top plate (1), a support frame (2), and two telescopic supports (100). The telescopic supports (100) each comprise two vertically arranged scissors-like frames and two C-shaped sliding rails; the lower ends of two support rods of an upper scissors-like frame are respectively hinged to the upper ends of two support rods of a lower scissors-like frame; the upper end of a first support rod (11) of the upper scissors-like frame is hinged to the back part of an upper sliding rail (7), and the upper end of a second support rod (12) translates along a sliding slot of the upper sliding rail (7); the lower end of a second support rod (22) of the lower scissors-like frame is hinged to the back part of a lower sliding rail (8), and the lower end of a first support rod (21) of the lower scissors-like frame translates long a sliding slot of the lower sliding rail (8); the support frame (2) is in the shape of a Chinese character "门"; a cantilevered end of a support column (201) is hinged to the lower part of the first support rod (21) of the corresponding lower scissors-like frame; the front part of the lower sliding rail (8) comprises a plurality of recesses or protrusions (801); a crossbeam of the support frame (2) is clamped at the recesses or protrusions (801) of the lower sliding rail (8); the top plate (1) is mounted on the upper sliding rails (7) of the two telescopic supports (100).

Description

a lifting platform

[Technical field]

The utility model relates to a gantry, in particular to a gantry which can be lifted and lowered.

[Background technique]

Computers have played a very important role in people's lives, and people use computers for longer and longer. In particular, some special work groups need to work in front of the computer all day. Operating the computer for a long time is likely to cause sub-health in the wrists, arms, shoulders, lumbar vertebrae, etc. For computer users, long-term sitting work is also prone to fatigue or injury, requiring a computer desk that is highly adjustable and can even allow the operator to stand up. However, most of the computer desks in daily life are not adjustable in height, and some of the lifted computer desks that have been patented have limited heights, which cannot meet the requirements of the user standing and operating the computer.

The utility model with the patent number CN201620757902.4 discloses a stand-up computer table capable of lifting and lowering, comprising an upper platen, a lower platen and two telescopic brackets, two telescopic brackets respectively arranged on two sides of the computer table, and the telescopic brackets include two A scissor telescopic frame, the first scissor telescopic frame is arranged between the upper platen and the lower platen, and the second scissor telescopic frame is arranged below the lower platen. The computer desk of the utility model can be used for using a notebook computer, and the upper board and the lower board can be independently adjusted in height, and is easy to be folded and opened, and the volume is small after being folded, and is convenient to carry and transport.

However, when the utility model is opened and folded, the upper and lower scissor telescopic frames need to be separately adjusted, the operation is relatively cumbersome, and the switch box and the pneumatic strut are required to be installed, and the structure is complicated and the cost is high.

[Summary of the Invention]

The technical problem to be solved by the utility model is to provide a lifting platform which is simple in structure, convenient in operation and low in cost.

In order to solve the above technical problem, the technical solution adopted by the utility model is a lifting and lowering platform, which comprises a platen, a support frame and two telescopic brackets, and two telescopic brackets are respectively arranged on two sides of the platform, and the telescopic brackets are respectively arranged. The utility model comprises two scissor frames arranged up and down and two C-shaped slide rails, the scissor frame comprises two support rods, and the middle portions of the two support rods are hinged; the lower ends of the two support rods of the upper scissor frame are respectively respectively and the lower scissor type The upper end of the two support rods is hinged; the upper end of the first support rod of the upper scissor frame is hinged to the rear portion of the upper slide rail, and the upper end of the second support rod of the upper scissor frame is inserted into the chute of the upper slide rail, along the upper The sliding groove of the sliding rail is translated; the lower end of the second supporting rod of the lower scissor frame is hinged with the rear portion of the lower rail, and the lower end of the first supporting rod of the lower scissor frame is inserted into the chute of the lower rail, sliding along the sliding rail The groove is translational; the support frame is a gate shape, comprising two pillars and a beam connecting the two pillars, the cantilever end of the pillar is hinged with the lower part of the corresponding lower shear frame first support rod; the front part of the down rail includes a plurality of concave Slot or bulge, the beam of the support frame is stuck on the down track The grooves or projections; a platen mounted on the upper rail two telescopic bracket.

The above-mentioned lifting platform includes two upper connecting rods and two lower connecting rods, the upper connecting rods are laterally connected to the two upper sliding rails, and the lower connecting rods are laterally connected to the two lower sliding rails.

The above-mentioned lifting platform includes two synchronous rods, the upper synchronous rod connects the same name support rods of the two upper scissor frames, and the lower synchronous rod connects the same name support rods of the two lower scissor frames.

The above-mentioned lifting platform has two threaded holes at both ends of the synchronous rod, and the connected support rod includes two screw holes, and the two screws pass through the two screw holes of the support rod, and are screwed into the synchronous rod Two threaded holes at the ends.

The above-mentioned lifting platform comprises a bracket, and the front end of the table is respectively hinged with the front ends of the slide rails of the two telescopic brackets; the bottom surfaces of the two sides of the table include a plurality of grooves or protrusions, and the bracket is The door shape includes two pillars and a beam connecting the two pillars, and the cantilever ends of the bracket pillars are hinged with the rear portions of the corresponding upper rails, and the beams of the brackets are caught at the grooves or projections of the deck.

The above-mentioned lifting platform, the upper end of the second support bar of the upper scissor frame comprises a roller, and the roller at the upper end of the second support bar of the upper scissor frame is arranged in the chute of the upper rail, sliding along the upper rail The lower end of the first support rod of the lower scissor frame includes a roller, and the roller at the lower end of the first support rod of the lower scissor frame is disposed in the chute of the lower rail and rolls along the chute of the lower rail.

The gantry of the utility model has the advantages of simple structure, low cost and convenient operation.

[Description of the Drawings]

The present invention will be further described in detail below in conjunction with the drawings and specific embodiments.

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a front elevational view of a stand-up computer table that can be raised and lowered in accordance with an embodiment of the present invention.

2 is a top plan view of a stand-up computer table that can be raised and lowered according to an embodiment of the present invention.

Figure 3 is a right side elevational view of a stand-up computer table that can be raised and lowered in accordance with an embodiment of the present invention.

4 is a rear elevational view of a stand-up computer table that can be raised and lowered in accordance with an embodiment of the present invention.

Figure 5 is a perspective view of a stand-up computer table that can be raised and lowered in accordance with an embodiment of the present invention.

Figure 6 is a front elevational view of the stand-up computer table that can be raised and lowered in accordance with an embodiment of the present invention.

Figure 7 is a left side view of the stand-up computer table with the liftable and lowered embodiment of the present invention.

[Detailed ways]

The structure of the stand-up computer table capable of lifting and lowering according to the embodiment of the present invention is as shown in FIG. 1 to FIG. 7 , and includes a platen 1 , a support frame 2 , a bracket 3 , two telescopic brackets 100 , two synchronous rods 4 , and two The connecting rod 5 and the two lower connecting rods 6.

Two telescopic brackets 100 are respectively arranged on two sides of the standing computer desk, and the telescopic bracket comprises two scissor racks arranged one above the other and two C-shaped rails.

The upper scissor frame includes a support rod 11 and a support rod 12, and the support rod 11 and the middle portion of the support rod 12 are hinged. The lower scissor frame includes a support rod 21 and a support rod 22, and the support rod 21 and the middle portion of the support rod 22 are hinged. The lower ends of the upper scissor support rod 11 and the support rod 12 are hinged to the upper ends of the lower scissor support rod 22 and the support rod 21, respectively.

The upper end of the upper scissor support rod 11 is hinged to the rear of the upper slide rail 7. The upper end of the upper scissor support rod 12 is provided with a roller (not shown), and the upper end of the upper scaffold support rod 12 is provided with a roller. Arranged in the chute of the upper slide rail 7 and rolled along the chute of the upper slide rail 7, the upper end of the support rod 12 is moved along the chute of the upper slide rail 7.

The lower end of the lower scaffolding support rod 22 is hinged to the rear of the lower rail 8, the lower end of the lower scissor support rod 11 is provided with a roller (not shown), and the lower end of the lower scissor support rod 11 is arranged In the chute of the lower rail 8, rolling along the chute of the lower rail 8, the lower end of the support rod 22 is moved along the chute of the lower rail 8.

The support frame 2 is a gate shape, and includes two pillars 201 and a beam 202 connecting the two pillars. The cantilever end of the pillar 201 has an outwardly bent hook head inserted into the hinge hole of the corresponding lower scaffolding support rod 21 respectively. To achieve articulation. The support frame 2 can swing up and down with respect to the support rod 21.

The front portion of the lower rail 8 has four projections (or grooves) 801, and the cross member of the support frame 2 is caught at the projection (or groove) 801 of the lower rail 8.

The two upper connecting rods 5 laterally connect the two upper sliding rails 7 to form a tray of the platen 1.

The two lower connecting rods 6 are laterally connected to the two lower rails 8 to form a chassis of the computer table.

The upper synchronizing rod 4 connects the support rods 11 of the left and right upper scissor frames, and the lower synchronizing rod 4 connects the support rods 21 of the two left and right lower scissor frames.

The cross section of the synchronizing rod 4 is oblate and has two threaded holes at each end. The connected support rod has two screw holes, and the two screws 15 pass through the two screw holes of the support rod and are screwed into the synchronizing rod 4 Two threaded holes at the end connect the scissor frames of the left and right telescopic brackets together, and simultaneously lift and lower.

The front end of the platen 1 is hinged to the front end of the slide rail 7 on the two telescopic brackets by a hinge 10, respectively. There are two protrusions (or grooves) 101 on the bottom surface of the two sides of the platen 1. The bracket 3 has a gate shape, and includes two pillars 301 and a beam 302 connecting the two pillars. The cantilever end of the bracket 3 and the pillars 301 The rear portion of the corresponding upper rail 7 is hinged, and the beam of the bracket 3 is caught at the projection (or groove) 101 of the platen 1.

The above-mentioned example of the liftable standing computer desk does not need to be equipped with a switch box and a pneumatic strut. When opening and folding, only the tray of the table is lifted or pressed, and the support frame is locked and positioned. By changing the position of the support frame and/or the position of the bracket, the platen is fixed to different heights and angles, and the operation is convenient, the product structure is simple, and the cost is low.

The above only shows an embodiment of a stand-up computer table that can be raised and lowered. The utility model can also be used for office products such as a desk, a lifting table, a coffee table, a lifting display stand, and an adjustable angle bracket.

Claims

A lifting platform, comprising a platen and two telescopic brackets, wherein the two telescopic brackets are respectively arranged on two sides of the gantry, and are characterized in that they comprise a supporting frame, and the telescopic bracket comprises two scissor frames arranged up and down and Two C-shaped slide rails, the scissor frame includes two support rods, and the middle portions of the two support rods are hinged; the lower ends of the two support rods of the upper scissor frame are respectively hinged with the upper ends of the two support rods of the lower scissor frame; The upper end of the first support rod of the scissor frame is hinged to the rear portion of the upper slide rail, and the upper end of the second support rod of the upper scissor frame is inserted into the chute of the upper slide rail, and is moved along the chute of the upper slide rail; The lower end of the second support rod of the frame is hinged with the rear portion of the lower rail, and the lower end of the first support rod of the lower scissor frame is inserted into the chute of the lower rail, and is moved along the sliding slot of the lower rail; the support frame is gate-shaped. The utility model comprises two pillars and a beam connecting the two pillars, the cantilever end of the pillar is hinged with the lower part of the corresponding lower shearing rack first supporting rod; the front part of the sliding rail comprises a plurality of grooves or protrusions, and the beam card of the supporting frame In the groove or projection of the lower rail; the platen is mounted on two telescopic brackets On the upper rails.
The elevating platform according to claim 1, comprising two upper connecting rods and two lower connecting rods, wherein the upper connecting rod laterally connects the two upper sliding rails, and the lower connecting rod laterally connects the two lower sliding rails.
The elevating platform according to claim 1, comprising two synchronizing rods, the upper synchronizing rod connecting the same-named support rods of the two upper scissor frames, and the lower synchronizing rod connecting the same names of the two lower scissor frames Support rod.
The elevating gantry according to claim 1, wherein the two ends of the synchronizing rod each have two threaded holes, and the connected support rod includes two screw holes, and the two screws pass through two of the support rods. Screw holes, screwed into the two threaded holes at the end of the sync rod.
The elevating platform according to claim 1, comprising a bracket, wherein the front end of the table is respectively hinged with the front end of the slide rails of the two telescopic brackets; the bottom surfaces of the two sides of the table include a plurality of grooves Or a bulge, the bracket is a gate shape, comprising two pillars and a beam connecting the two pillars, the cantilever end of the bracket pillar is hinged to the rear of the corresponding upper rail, and the beam of the bracket is stuck in the groove of the platen Or raised.
The lifting platform according to claim 1, wherein the upper end of the second support bar of the upper scissor frame comprises a roller, and the roller of the upper end of the second support bar of the upper scissor frame is arranged in the chute of the upper slide rail. Rolling along the chute of the upper rail; the lower end of the first support rod of the lower scissor frame includes a roller, and the roller at the lower end of the first support rod of the lower scissor frame is arranged in the chute of the lower rail, rolling along the chute of the lower rail .