CN212465314U - Super-thin table top lifting working table - Google Patents
Super-thin table top lifting working table Download PDFInfo
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- CN212465314U CN212465314U CN202020271720.2U CN202020271720U CN212465314U CN 212465314 U CN212465314 U CN 212465314U CN 202020271720 U CN202020271720 U CN 202020271720U CN 212465314 U CN212465314 U CN 212465314U
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Abstract
The utility model discloses an ultra-thin desktop lifting workbench, which comprises an upper platform; a lower platform; at least one group of X-shaped lifting arms are connected between the upper platform and the lower platform; every group X type lifing arm includes that two middle parts are articulated to be the branch of X type: the upper end of the first supporting rod is rotatably connected with the upper platform, and the lower end of the first supporting rod is in sliding fit with the lower platform; the elastic element is used for providing lifting force for lifting the upper platform; the upper platform is arranged on the lower platform and comprises a rotating shaft, and the rotating shaft is arranged on the upper platform and used for rotating the upper platform and the lower platform. The ultrathin desktop lifting workbench can provide auxiliary lifting force for the upper platform when the upper platform is upwards unfolded at the lowest position, the upper platform is convenient to unfold, the structure is simple, and the height adjusting operation is simple and convenient.
Description
Technical Field
The utility model relates to a computer bears equipment technical field, specifically says a super-thin type desktop elevating platform.
Background
With the continuous development of society, flat panel displays, tablet computers and the like are more and more popularized in common families, and supports matched with the flat panel displays, the tablet computers and the like are born at the same time. A lifting workbench for bearing panel computer of prior art, also known as lifting workbench, it uses on desktop or mesa generally to place, discloses a patent application that publication number is CN105124920A, name is lifting workbench on the website of national intellectual property office, and its structure includes platform, upper mounting plate down, be equipped with at least a set of X type elevating system down between platform and the upper mounting plate, every X type elevating system of group includes that two intermediate positions hinge into the branch of X type each other: the lifting workbench comprises a lower platform, a first support rod, a second support rod, a first hinge seat, a second hinge seat, a third hinge seat and a fourth hinge seat, wherein the first hinge seat is fixed on the lower platform, the second hinge seat can slide relative to the lower platform, the third hinge seat is fixed on the upper platform, the fourth hinge seat can slide relative to the upper platform, the upper platform is provided with the third hinge seat, the third hinge seat and the fourth hinge seat can slide relative to the upper platform, the lifting workbench further comprises an elastic element, and the; the lifting workbench in the prior art further comprises a wrench and a plug pin, wherein the wrench controls the plug pin to move through a brake cable, so that the plug pin can be inserted into or separated from a lock hole of the lower platform, when the plug pin is inserted into the lock hole in the lower platform, the lower end of the first supporting rod is locked on the lower platform, and at the moment, the upper platform is locked in height; when the bolt breaks away from the lock hole on the lower platform, the lower end of the first supporting rod is in an unlocking state, the lower end of the first supporting rod can slide along the lower platform, and the height of the upper platform can be adjusted. One end of an elastic element of the lifting workbench in the prior art is connected with the upper platform, and the other end of the elastic element is connected with the first supporting rod or the second supporting rod, so that the elastic element is obliquely arranged; the elastic element provides the lifting force for the upper platform when the upper platform is in the unfolding state; when the upper platform is folded to the lowest position, the elastic element is in an approximately horizontal state, the upward lifting force provided by the elastic element on the upper platform is very weak, so that a user is required to apply an acting force to manually lift the upper platform upwards for a certain height, and the operation is very inconvenient; particularly, for the ultra-thin lifting workbench, after the upper platform is folded, the height of the upper platform is very low, and the elastic element is in an approximately horizontal state, so that when the upper platform is unfolded, the elastic element can hardly drive the upper platform to ascend, and the upper platform can not automatically ascend or the ascending speed is too slow, so that the user experience is poor, and the unfolding operation of the upper platform is laborious; moreover, the locking mechanism composed of the wrench and the bolt of the lifting workbench in the prior art is complex in structure, troublesome to assemble and high in production cost.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is, overcome the defect of above prior art, provide one kind and can provide supplementary lift to the upper mounting plate when the extreme low position upwards expandes, make things convenient for the upper mounting plate to expand, and simple structure, the ultra-thin type desktop elevating platform of altitude mixture control easy operation convenience.
The technical solution of the utility model is to provide an ultra-thin type desktop elevating platform with following structure: it comprises
An upper platform;
a lower platform;
the X-shaped lifting arm is connected between the upper platform and the lower platform and used for adjusting the height of the upper platform relative to the lower platform; every group X type lifing arm includes that two middle parts are articulated to be the branch of X type: the upper end of the first supporting rod is rotatably connected with the upper platform, and the lower end of the first supporting rod is in sliding fit with the lower platform; the lower end of the second supporting rod is rotatably connected with the lower platform, and the upper end of the second supporting rod is in sliding fit with the upper platform;
one end of the elastic element is connected with the upper platform or the lower platform, the other end of the elastic element is connected with the first supporting rod or the second supporting rod, and the elastic element is used for providing lifting force for the upper platform to rise;
it also comprises
And the torsional spring is arranged on the rotating shaft of the first support rod or the second support rod and is used for applying elastic force to the first support rod or the second support rod when the upper platform is at the lowest position so as to enable the first support rod or the second support rod to be in an unfolding trend.
Preferably, the torsion spring is sleeved on the rotating shaft of the first supporting rod, a first clamping pin of the torsion spring is abutted against the bottom of the upper platform, and a second clamping pin of the torsion spring is abutted against the first supporting rod.
As an improvement, it also includes
The positioning piece is in sliding fit with the lower platform and can be locked at any position of the stroke of the positioning piece;
the lock catch is connected with the lower end of the first supporting rod and moves synchronously with the lower end of the first supporting rod, and the lock catch can be connected with the positioning piece and used for locking the lower end position of the first supporting rod.
Preferably, the lower platform is matched with a sliding plate in a sliding manner, the sliding plate is connected with a positioning column, the positioning column is arranged on the inner side of the lower platform, and the sliding plate is connected with a locking screw capable of locking the sliding plate on the lower platform; the lock catch is provided with a buckling part, when the lock catch moves towards the direction close to the positioning column along with the lower end of the first supporting rod and is connected with the positioning column, the lower end of the first supporting rod is locked on the lower platform, and the upper platform is fixed in height.
Preferably, the lock catch is rotatably connected to the sliding rod at the lower end of the first supporting rod, a return spring is sleeved on the sliding rod, a first end of the return spring is connected with the lock catch, and a second end of the return spring is connected with the sliding rod; the utility model discloses a positioning piece, including hasp, locating column, the hasp is close to the one end bottom of locating column and is equipped with the direction inclined plane that slopes downwards from the top, the direction inclined plane offset with the locating column when the hasp removes to the direction that is close to the setting element to make the hasp overcome reset spring's elasticity upwards rotate, make the buckling part joint of hasp on the locating column.
Preferably, the side wall of the lower platform is provided with a guide long hole extending along the sliding direction of the sliding plate, and the locking screw is in clearance fit in the guide long hole; a plurality of limiting holes communicated with the guide long hole are distributed in the length direction of the guide long hole, and the aperture size of each limiting hole is larger than the width size of the guide long hole; the outer side wall of the outer end of the locking screw is provided with a radial convex part, and the outer diameter of the radial convex part is larger than the width of the guide long hole and smaller than the aperture of the limiting hole.
Preferably, two sliding grooves with opposite openings are formed in two parallel inner side walls of the lower platform, two sliding blocks are connected to two ends of the sliding rod and are in sliding fit in the two sliding grooves, and the second end of the return spring is connected with one of the sliding blocks.
After the structure above the adoption, the utility model discloses ultra-thin type desktop elevating platform compares with prior art, has following advantage:
1. the ultrathin desktop lifting workbench adopts the structure that a torsion spring is arranged on a rotating shaft of a first supporting rod or a second supporting rod, and when an upper platform is at the lowest position, the torsion spring applies elasticity to the first supporting rod or the second supporting rod to enable the first supporting rod or the second supporting rod to be in an unfolding trend; therefore, when the upper platform is unfolded upwards from the lowest position, the torsion spring can apply elasticity to the first supporting rod or the second supporting rod to enable the first supporting rod or the second supporting rod to be unfolded; therefore, the torsion spring of the ultrathin desktop lifting workbench can provide auxiliary lifting force for the upper platform when the upper platform is upwards unfolded at the lowest position, so that the upper platform can be conveniently and automatically unfolded, and the defect that the upper platform cannot automatically ascend or the ascending speed is too slow due to insufficient lifting force provided by the elastic element when the upper platform is at the lowest position is overcome. Preferably, the torsion spring is arranged on the rotating shaft of the first supporting rod, and the torsion spring is not easily exposed due to the shielding of the upper platform, so that the integral feeling of the ultrathin desktop lifting workbench is good.
2. The ultra-thin desktop lifting workbench realizes the locking of the height of an upper platform by utilizing the matching connection of a lock catch and a positioning piece, particularly, the lock catch is connected with the lower end of a first supporting rod, the positioning piece is arranged on a lower platform, when the lock catch moves towards the direction close to the positioning piece along with the lower end of the first supporting rod and is connected with the positioning piece, the lower end of the first supporting rod is locked, and the height of the upper platform is fixed; when the locking is released, the lock catch is only required to be disconnected from the positioning piece, so that the height adjustment operation of the lifting workbench is simple and convenient, the whole structure is simple, and the production cost is low; the locating piece can slide on the lower platform, and can lock on any position of the sliding stroke of the locating piece, so that the user can adjust the maximum stroke of the upper platform when the upper platform is unfolded or the maximum height of the upper platform when the upper platform is lifted according to the height of the user, the maximum stroke of the lifting workbench can be set by the user, and the requirements of users with different heights are met.
3. The lock catch is arranged at the lower end of the first support rod, and the positioning piece is arranged on the lower platform, so that the operation of a user can be facilitated; the positioning piece consists of a sliding plate, a locking screw and a positioning column, wherein the sliding plate slides on the lower platform to adjust the position of the positioning column, and is locked on the lower platform through the locking screw, so that the maximum height of the upper platform is changed. The reset spring of the lock catch applies elasticity to the lock catch to enable the lock catch to be in a horizontal state; and when this elevating platform expandes, the hasp removes to the direction that is close to the setting element along with the lower extreme of first branch together, when the hasp offsets the extrusion with the reference column, makes the hasp upwards rotate under the effect of the direction inclined plane of hasp, when the buckling part of hasp aligns with the reference column, the hasp makes the automatic joint of buckling part and reference column on the hasp under reset spring's elasticity, realizes being connected of hasp and setting element, and the lower extreme of first branch is locked this moment, and the high fixed of upper mounting plate. Therefore, when the upper platform is unfolded, the lock catch can be connected with the positioning piece without manually operating the lock catch, and the operation is labor-saving and convenient; when the upper platform is folded, the lock catch is upwards rotated by hands, and the buckling part of the lock catch is separated from the positioning column of the positioning part, so that the upper platform can be folded.
4. The design of the guide long hole on the side wall of the lower platform and the arrangement of the plurality of limiting holes distributed on the guide long hole enable the position adjustment of the positioning piece to be simpler and more convenient; the position adjustment of the positioning piece is more convenient and labor-saving due to the insertion and matching of the radial convex part of the locking screw and the limiting hole.
Drawings
Fig. 1 is a schematic structural view of the ultra-thin tabletop lifting workbench of the present invention.
Fig. 2 is a schematic bottom structure diagram of the ultra-thin tabletop lifting workbench of the present invention.
Fig. 3 is a schematic view of the assembly structure of the lower platform of the ultra-thin tabletop lifting workbench of the present invention.
Fig. 4 is a schematic view of the sectional structure of the lock catch of the ultra-thin tabletop lifting platform of the present invention.
Fig. 5 is an enlarged schematic view of the part a of the ultra-thin tabletop lifting platform of the present invention in fig. 3.
As shown in the figure:
1. the device comprises an upper platform, 2, a lower platform, 200, a sliding groove, 201, a guide long hole, 202, a limiting hole, 3, an X-shaped lifting arm, 300, a first supporting rod, 301, a second supporting rod, 302, a sliding rod, 303, a sliding block, 4, a lock catch, 400, a buckling part, 401, a guide inclined plane, 5, a positioning piece, 500, a sliding plate, 501, a positioning column, 502, a locking screw, 503, a radial convex part, 6, an elastic element, 7, a reset spring, 8 and a torsion spring.
Detailed Description
In the prior art, a lifting workbench is also called a workbench, a desktop lifting workstation and the like, is used for being placed on a desktop or a table surface for placing a computer display, a tablet personal computer and the like, and structurally comprises an upper platform, a lower platform and at least one group of X-shaped lifting arms, wherein the X-shaped lifting arms are connected between the upper platform and the lower platform and are used for adjusting the height of the upper platform relative to the lower platform; the upper platform is also called an upper support, a table plate and the like, and the lower platform is also called a lower support, a base and the like. Reference is made to the prior application with publication number CN105901942B filed by the applicant of the present application, which is an improvement over the prior art mentioned above.
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 5, the ultra-thin desktop lifting table of the present invention comprises an upper platform 1, wherein a computer monitor, a tablet computer, etc. can be placed on the upper platform 1; the lower platform 2 is of a square frame structure, namely a quadrilateral frame formed by welding four hollow square tubes; the X-shaped lifting arm 3 is connected between the upper platform 1 and the lower platform 2 and used for adjusting the height of the upper platform 1 relative to the lower platform 2; every group X type lifing arm 3 includes two articulated branch that are the X type in middle part: the upper end of the first supporting rod 300 is rotatably connected with the upper platform 1, and the lower end of the first supporting rod 300 is in sliding fit with the lower platform 2; the lower end of the second supporting rod 301 is rotatably connected with the lower platform 2, and the upper end of the second supporting rod 301 is in sliding fit with the upper platform 1; the device also comprises an elastic element, wherein one end of the elastic element 6 is connected with the upper platform 1 or the lower platform 2, and the other end of the elastic element 6 is connected with the first supporting rod 300 or the second supporting rod 301; the elastic element 6 is used for providing the lifting force for the lifting of the upper platform 1. The elastic element 6 is a gas spring and is used for providing lifting force when the upper platform is lifted and partial bearing of the upper platform.
As shown in fig. 2, the ultra-thin tabletop lifting/lowering platform further includes at least one torsion spring 8 disposed on the rotating shaft of the first supporting rod 300 or the second supporting rod 301, for applying an elastic force to the first supporting rod 300 or the second supporting rod 301 when the upper platform 1 is at the lowest position, so that the first supporting rod 300 or the second supporting rod 301 is in an unfolding trend. As a preferred embodiment, the torsion spring 8 is sleeved on the rotating shaft of the first supporting rod 300, the first clamping pin of the torsion spring 8 abuts against the bottom of the upper platform 1, and the second clamping pin of the torsion spring 8 abuts against the first supporting rod 300. When the upper platform is unfolded upwards from the lowest position, the torsion spring can apply elasticity to the first supporting rod or the second supporting rod to enable the first supporting rod or the second supporting rod to be unfolded; therefore, the torsion spring of the ultrathin desktop lifting workbench can provide auxiliary lifting force for the upper platform when the upper platform is upwards unfolded at the lowest position, so that the upper platform can be conveniently and automatically unfolded, and the defect that the upper platform cannot automatically ascend or the ascending speed is too slow due to insufficient lifting force provided by the elastic element when the upper platform is at the lowest position is overcome.
As shown in fig. 2 to 5, the ultra-thin tabletop lifting workbench of the present invention further comprises a positioning member 5, which is slidably fitted on the lower platform 2 and can be locked at any position of the stroke of the positioning member 5; the positioning member 5 includes a sliding plate 500 slidably fitted on the lower platform 2, a positioning column 501 connected to the sliding plate 500, the positioning column 501 being disposed inside the lower platform 2, and a locking screw 502 capable of locking the sliding plate 500 to the lower platform 2 being connected to the sliding plate 500; the side wall of the lower platform 2 is provided with a guide long hole 201 extending along the sliding direction of the sliding plate 500, and the locking screw 502 is in clearance fit in the guide long hole 201. A plurality of limiting holes 202 communicated with the guide long hole 201 are distributed in the length direction of the guide long hole 201, and the aperture size of each limiting hole 202 is larger than the width size of the guide long hole 201; the outer side wall of the outer end of the locking screw 502 is provided with a radial convex part 503, and the outer diameter of the radial convex part 503 is larger than the width of the guide long hole 201 and smaller than the aperture of the limiting hole 202. When the position of the positioning element 5 is adjusted, the locking screw 502 is unscrewed, the radial convex part 503 of the locking screw is separated from the limiting hole 202, the positioning element can be slid, when the positioning element slides to a set position, the radial convex part 503 of the locking screw is inserted into another limiting hole again, and then the positioning element can be fixed by screwing the locking screw. Of course, the locking screw may be replaced with other fixing members, such as an elastic pin composed of a spring and a pin, or the like.
As shown in fig. 2 to 5, the ultra-thin desktop lifting platform of the present invention further comprises a latch 4 connected to the lower end of the first supporting rod 300 and moving synchronously with the lower end of the first supporting rod 300, wherein the latch 4 can be connected to the positioning member 5 for locking the lower end of the first supporting rod 300. And the lock catch 4 has a locking part 400, when the lock catch 4 moves toward the direction close to the positioning member along with the lower end of the first support rod 300 and is connected with the positioning member, the lower end of the first support rod 300 is locked on the lower platform 2, and the height of the upper platform 1 is fixed. Preferably, the fastening portion 400 is a hook or a bayonet arranged on the latch 4, and the hook or the bayonet can be fastened with the positioning column 501.
As an embodiment, the lock catch 4 is rotatably connected to a sliding rod 302 at the lower end of the first support rod 300, and a return spring 7 is sleeved on the sliding rod 302, a first end of the return spring 7 is connected with the lock catch 4, and a second end of the return spring 7 is connected with the sliding rod 302; the bottom of one end of the lock catch 4 close to the positioning column 501 is provided with a guide inclined plane 401 inclined downward from top to bottom, the guide inclined plane 401 abuts against the positioning column 501 when the lock catch 4 moves towards the direction close to the positioning column 501, and the lock catch 4 overcomes the elastic force of the return spring 7 to rotate upward, so that the hook of the lock catch 4 is clamped on the positioning column 501. Two sliding grooves 200 with opposite openings are formed in two parallel inner side walls of the lower platform 2, two sliding blocks 303 are connected to two ends of the sliding rod 302, the two sliding blocks 303 are in sliding fit in the two sliding grooves 200, the second end of the reset spring 7 is connected with one of the sliding blocks 303, and a jack for inserting the second end of the reset spring 7 is formed in the sliding block 303.
When this elevating platform expandes, the hasp removes to the direction that is close to the setting element along with the lower extreme of first branch together, when the hasp offsets the extrusion with the reference column, makes the hasp upwards rotate under the effect on the direction inclined plane of hasp, when the buckling part of hasp aligns with the reference column, the hasp makes buckling part and the automatic joint of reference column on the hasp under reset spring's elasticity, realizes being connected of hasp and setting element, and the lower extreme of first branch is locked this moment, the high fixed of upper mounting plate. Therefore, when the upper platform is unfolded, the lock catch can be connected with the positioning piece without manually operating the lock catch, and the operation is labor-saving and convenient; when the upper platform is folded, the lock catch is upwards rotated by hands, and the buckling part of the lock catch is separated from the positioning column of the positioning part, so that the upper platform can be folded.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. An ultra-thin tabletop lifting workbench comprises
An upper platform;
a lower platform;
the X-shaped lifting arm is connected between the upper platform and the lower platform and used for adjusting the height of the upper platform relative to the lower platform; every group X type lifing arm includes that two middle parts are articulated to be the branch of X type: the upper end of the first supporting rod is rotatably connected with the upper platform, and the lower end of the first supporting rod is in sliding fit with the lower platform; the lower end of the second supporting rod is rotatably connected with the lower platform, and the upper end of the second supporting rod is in sliding fit with the upper platform;
one end of the elastic element is connected with the upper platform or the lower platform, the other end of the elastic element is connected with the first supporting rod or the second supporting rod, and the elastic element is used for providing lifting force for the upper platform to rise;
the method is characterized in that: it also comprises
And the torsional spring is arranged on the rotating shaft of the first support rod or the second support rod and is used for applying elastic force to the first support rod or the second support rod when the upper platform is at the lowest position so as to enable the first support rod or the second support rod to be in an unfolding trend.
2. The ultra-thin desktop lifting platform of claim 1, wherein: the torsion spring is sleeved on the rotating shaft of the first supporting rod, a first clamping pin of the torsion spring is abutted against the bottom of the upper platform, and a second clamping pin of the torsion spring is abutted against the first supporting rod.
3. The ultra-thin desktop lifting platform of claim 1, wherein: it also comprises
The positioning piece is in sliding fit with the lower platform and can be locked at any position of the stroke of the positioning piece;
the lock catch is connected with the lower end of the first supporting rod and moves synchronously with the lower end of the first supporting rod, and the lock catch can be connected with the positioning piece and used for locking the lower end position of the first supporting rod.
4. The ultra-thin desktop lifting platform of claim 3, wherein: the lower platform is matched with a sliding plate in a sliding way, the sliding plate is connected with a positioning column, the positioning column is arranged on the inner side of the lower platform, and the sliding plate is connected with a locking screw capable of locking the sliding plate on the lower platform; the lock catch is provided with a buckling part, when the lock catch moves towards the direction close to the positioning column along with the lower end of the first supporting rod and is connected with the positioning column, the lower end of the first supporting rod is locked on the lower platform, and the upper platform is fixed in height.
5. The ultra-thin desktop lifting platform of claim 4, wherein: the lock catch is rotatably connected to the sliding rod at the lower end of the first supporting rod, a return spring is sleeved on the sliding rod, a first end of the return spring is connected with the lock catch, and a second end of the return spring is connected with the sliding rod; the utility model discloses a positioning piece, including hasp, locating column, the hasp is close to the one end bottom of locating column and is equipped with the direction inclined plane that slopes downwards from the top, the direction inclined plane offset with the locating column when the hasp removes to the direction that is close to the setting element to make the hasp overcome reset spring's elasticity upwards rotate, make the buckling part joint of hasp on the locating column.
6. The ultra-thin desktop lifting platform of claim 4, wherein: the side wall of the lower platform is provided with a guide long hole extending along the sliding direction of the sliding plate, and the locking screw is in clearance fit in the guide long hole; a plurality of limiting holes communicated with the guide long hole are distributed in the length direction of the guide long hole, and the aperture size of each limiting hole is larger than the width size of the guide long hole; the outer side wall of the outer end of the locking screw is provided with a radial convex part, and the outer diameter of the radial convex part is larger than the width of the guide long hole and smaller than the aperture of the limiting hole.
7. The ultra-thin desktop lifting platform of claim 5, wherein: two sliding grooves with opposite openings are formed in two parallel inner side walls of the lower platform, two sliding blocks are connected to two ends of the sliding rod and are in sliding fit in the two sliding grooves, and the second end of the reset spring is connected with one of the sliding blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020271720.2U CN212465314U (en) | 2020-03-06 | 2020-03-06 | Super-thin table top lifting working table |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020271720.2U CN212465314U (en) | 2020-03-06 | 2020-03-06 | Super-thin table top lifting working table |
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| CN212465314U true CN212465314U (en) | 2021-02-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113967920A (en) * | 2021-10-13 | 2022-01-25 | 上海擎朗智能科技有限公司 | Container tilting prevention device, tilting prevention tray and robot |
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2020
- 2020-03-06 CN CN202020271720.2U patent/CN212465314U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113967920A (en) * | 2021-10-13 | 2022-01-25 | 上海擎朗智能科技有限公司 | Container tilting prevention device, tilting prevention tray and robot |
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