CN107041626B - Liftable desk - Google Patents
Liftable desk Download PDFInfo
- Publication number
- CN107041626B CN107041626B CN201710157914.2A CN201710157914A CN107041626B CN 107041626 B CN107041626 B CN 107041626B CN 201710157914 A CN201710157914 A CN 201710157914A CN 107041626 B CN107041626 B CN 107041626B
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- Prior art keywords
- rod
- supporting rod
- plate
- plates
- lifting
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B9/00—Tables with tops of variable height
- A47B9/16—Tables with tops of variable height with means for, or adapted for, inclining the legs of the table for varying the height of the top, e.g. with adjustable cross legs
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B21/00—Tables or desks for office equipment, e.g. typewriters, keyboards
- A47B21/02—Tables or desks for office equipment, e.g. typewriters, keyboards with vertical adjustable parts
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B21/00—Tables or desks for office equipment, e.g. typewriters, keyboards
- A47B21/04—Tables or desks for office equipment, e.g. typewriters, keyboards characterised by means for holding or fastening typewriters or computer equipment
Abstract
The invention discloses a liftable office table which comprises a table plate, a keyboard supporting plate, a lifting device, a locking device and an I-shaped support, wherein two sides of the bottom of the table plate are respectively provided with a table top side plate, and a plurality of chute plates are fixedly connected between the two table top side plates; the locking device is arranged between every two adjacent sliding groove plates and consists of two sliding rods penetrating through mounting holes of the two adjacent sliding rods, a plurality of gear plates connected with the two sliding rods, a baffle arranged in the middle of the sliding rods and a locking device return spring arranged between the gear plates and the sliding groove plates; the lifting device is composed of a plurality of groups of symmetrically arranged lifting rod groups, and each lifting rod group is composed of a first supporting rod, a second supporting rod and a supporting rod return spring. The invention adopts a plurality of groups of lifting rod groups which are arranged in bilateral symmetry, the number of the lifting rod groups can be set according to the width of the table top, the table top is ensured to be always in a horizontal state, and the locking device is adopted to ensure that the table top can be stably positioned at a certain height.
Description
Technical Field
The invention relates to a lifting office table.
Background
At present, office crowds are prone to work for a long time, cervical vertebra and lumbar pain occurs, physical health and office efficiency are affected, a liftable office table is needed, and a standing and sitting alternate office mode can be achieved. The existing lifting office table is small in lifting range, large in width and not beneficial to placement, and the locking device is provided with multiple cylinders, so that the table is high in manufacturing cost and easy to damage.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the lifting office table, which adopts a bilateral symmetry type lifting mechanism, is narrow in table top width, is suitable for places with limited placing space, is provided with a mechanical locking device, and is simple in structure and long in service life.
The technical scheme adopted by the invention is as follows:
a lifting office table comprises a table plate, a keyboard supporting plate, a lifting device, a locking device and an I-shaped support, wherein two sides of the bottom of the table plate are respectively provided with a table top side plate, and a plurality of chute plates vertical to the table top side plates are fixedly connected between the two table top side plates; the plurality of sliding groove plates are respectively provided with a supporting rod pin shaft sliding groove and a keyboard supporting plate sliding groove which are parallel, and two ends of the keyboard supporting plate are arranged in the keyboard supporting plate sliding grooves; a plurality of first supports are respectively arranged on the two desktop side plates; the middle parts of the two desktop side plates are respectively provided with an operating rod mounting hole, and a lifting operating rod penetrates through the two operating rod mounting holes; two ends of the plurality of sliding groove plates are respectively provided with a sliding rod mounting hole; the locking device is arranged between every two adjacent sliding groove plates and consists of two sliding rods penetrating through mounting holes of the two adjacent sliding rods, a plurality of gear plates connected with the two sliding rods, a baffle arranged in the middle of the sliding rods and a locking device return spring arranged between the gear plates and the sliding groove plates; the I-shaped support comprises two base side plates and a transverse support plate fixedly connected with the two base side plates, and a plurality of second supports corresponding to the first supports are respectively arranged on the two base side plates; the first support and the second support are respectively provided with a support rod mounting hole; the lifting device is composed of a plurality of groups of symmetrically arranged lifting rod groups, each lifting rod group is composed of a first supporting rod, a second supporting rod and a supporting rod reset spring, one end of each first supporting rod is hinged with the first support through a pin shaft, the other end of each first supporting rod is hinged with the middle part of the corresponding second supporting rod through a first supporting rod pin shaft, one end of each second supporting rod is hinged with the corresponding second support through a pin shaft, and the other end of each second supporting rod is connected with a supporting rod pin shaft sliding groove through a second supporting rod pin shaft; the first supporting rod is provided with a spring hanging rod, one end of the supporting rod reset spring is connected with the spring hanging rod, and the other end of the supporting rod reset spring is connected with the second supporting rod through a pin shaft.
Furthermore, a plurality of gear holes which are uniformly distributed are respectively arranged on the plurality of gear plates.
Furthermore, two ends of the keyboard supporting plate are respectively provided with two slide rail mounting grooves, and slide rails are respectively mounted in the two slide rail mounting grooves.
Furthermore, two computer display fixing rod mounting holes are formed in the front end of the desk plate, and computer display fixing rods are inserted into the two computer display fixing rod mounting holes.
Furthermore, a wire passing hole is formed in the position, close to the computer display fixing rod, of the front end of the desk plate.
Further, a pen placing groove is also formed in the table plate.
Furthermore, one end of the lifting operating rod is provided with an operating handle, and the lifting operating rod positioned between the two desktop side plates is provided with two cams.
Furthermore, the cam is of a triangular structure, and the side planes of the two sides of the cam are respectively a paraxial plane and a paraxial plane.
Furthermore, the outlines of the desktop side plate and the base side plate are respectively in a streamline shape.
Further, the first support and the second support are respectively in a U shape.
Compared with the prior art, the invention has the beneficial effects that:
(1) a plurality of groups of lifting rod groups which are arranged in a bilateral symmetry mode are adopted to form the lifting device, the number of the lifting rod groups can be set according to the width of the table plate, and the table plate is guaranteed to be in a horizontal state all the time; the lifting height of the table plate is determined by the length of the supporting rod, the lifting rod groups are transversely arranged, the transverse length advantage of the table plate is effectively utilized, the depth of the table plate is shorter, and the table plate is conveniently placed on the existing office table top;
(2) the lifting rod group is connected with the supporting rod pin shaft sliding groove through the supporting rod pin shaft, so that the supporting rod can rotate and slide relative to the table board;
(3) the locking device is matched with the lifting operating rod, so that the table board can be stably fixed at a certain height;
(4) the support rod reset spring is adopted to provide power for the desktop to ascend, and the locking device reset spring is adopted to provide power for the locking device to reset.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;
FIG. 2 is a bottom view of the overall structure of an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a table top in an embodiment of the invention;
FIG. 4 is a schematic illustration of a drum support according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a lifting device according to an embodiment of the present invention;
FIG. 6 is a schematic structural view of a locking device in an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a lift lever according to an embodiment of the present invention;
FIG. 8 is a schematic structural diagram of a keyboard tray in an embodiment of the present invention;
wherein, 1, a table board, 2, a lifting device, 3, an I-shaped support, 4, a locking device, 5, a pin shaft, 6, a computer display fixing rod, 7, a pen placing groove, 8, a wire passing hole, 9, a lifting operating rod, 10, an operating handle, 11, a keyboard supporting plate, 12, a computer display fixing rod mounting hole, 13, a table top side plate, 14, a sliding groove plate, 15, a first support, 16, a keyboard plate sliding groove, 17, a supporting rod pin sliding groove, 18, an operating rod mounting hole, 19, a supporting rod mounting hole, 20, a sliding rod mounting hole, 21, a base side plate, 22, a second support, 23, a first supporting rod pin shaft, 24, a second supporting rod pin shaft, 25, a spring hanging rod, 26, a sliding rod, 27, a gear plate, 28, a baffle, 29, a gear hole, 30, a cam, 31, a near shaft plane, 32, a far shaft plane, 33, a sliding rail mounting groove, 34, a sliding rail, 35, a second supporting rod, 36. a support rod return spring 37, a locking device return spring 38 and a first support rod.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1-2, a liftable office table comprises a table board 1, a keyboard supporting board 11, an i-shaped support 3, a lifting device 2 and a locking device 4.
As shown in fig. 3, two computer display fixing rod mounting holes 12 are formed in the front end of the table plate 1, computer display fixing rods 6 are inserted into the two computer display fixing rod mounting holes, and the computer display support is clamped between the computer display fixing rods and the panel to fix the computer display; a wire passing hole 8 is formed in the front end of the desk top, close to a computer display fixing rod, and a pen placing groove 7 is further formed in the desk plate; two sides of the bottom of the table board are respectively provided with a table top side plate 13, four sliding groove plates 14 vertical to the table top side plates are fixedly connected between the two table top side plates 13, the four sliding groove plates are respectively provided with a supporting rod pin shaft sliding groove 17 and a keyboard plate sliding groove 16 which are parallel, and the two table top side plates are respectively provided with two first supporting seats 15; the two tabletop side plates are respectively provided with an operating rod mounting hole 18, and a lifting operating rod 9 penetrates through the two operating rod mounting holes; the outline of the desktop side plate is a streamline line; two ends of the four chute plates are respectively provided with a slide bar mounting hole 20; a locking device is arranged between the two chute plates 14.
As shown in fig. 4, the i-shaped support includes two base side plates 21 and a cross support plate 35 fixedly connected to the two base side plates, and two second supports 22 corresponding to the first supports are respectively disposed on the two base side plates 21; the first support 15 and the second support 22 are respectively provided with a support rod mounting hole 19, and the outline of the base side plate 21 is a streamline line; when the desktop moves downwards and the desktop side plate 13 is contacted with the base side plate 21, the streamline outline of the desktop side plate at the contact part is superposed with the streamline outline of the base side plate.
The lifting device 3 is composed of 2-6 pairs of symmetrically arranged lifting rod sets, as shown in fig. 5, in the embodiment, the lifting device 3 is composed of four groups of symmetrically arranged lifting rods, the lifting rods are composed of a first supporting rod 38, a second supporting rod 35 and a supporting rod return spring 36, one end of the first supporting rod 38 is hinged with the first supporting seat 15 through a pin shaft 5, the other end is hinged with the middle part of the second supporting rod 35 through a first supporting rod pin shaft 23, one end of the second support bar 35 is hinged with the second support 22 through a pin 5, the other end is connected with the support bar pin chute 17 through a second support bar pin 24, can slide along the pin roll sliding groove 17 of the supporting rod, the two parts hinged by the pin roll can only rotate relatively, the two parts connected with the supporting rod pin shaft sliding groove through the second supporting rod pin shaft can rotate and slide relatively; the first supporting rod is provided with a spring hanging rod, one end of the supporting rod reset spring 36 is connected with the spring hanging rod 25, and the other end of the supporting rod reset spring is connected with the second supporting rod pin shaft 24 to provide power for the desktop to ascend.
As shown in fig. 6, the locking device 4 is composed of two sliding rods 26 penetrating through the sliding rod mounting holes of two adjacent sliding channel plates, four shift position plates 27 connected with the two sliding rods, a baffle 28 arranged in the middle of the sliding rods and a locking device return spring 37; the four gear plates 27 are respectively provided with a plurality of gear holes 29 which are uniformly distributed; the locking device return spring 37 is located between the shift plate 26 and the chute plate 14 to provide power for locking device return.
As shown in fig. 7, an operating handle 10 is arranged at one end of the lifting operating rod 9, two cams 30 are arranged on the lifting operating rod between the two table top side plates, the cams are triangular, and the two side planes of the cams are respectively a paraxial plane 31 and a paraxial plane 32;
as shown in fig. 8, two slide rail mounting slots 33 are respectively disposed on two sides of the keyboard support plate 11, a slide rail 34 is mounted in the two slide rail mounting slots, and two ends of the keyboard support plate 11 slide in the keyboard plate sliding slots 16 through the slide rail 34.
The specific implementation mode is as follows:
4 groups of lifting rod sets which are arranged in bilateral symmetry form the lifting device 2, so that the table plate 1 is always in a horizontal state in the lifting process; the lifting height of the table board 1 is determined by the lengths of the first support rod 38 and the second support rod 35, and the lifting rod groups are transversely arranged, so that the transverse length advantage of the table board is effectively utilized; the locking device 4 is a mechanical structure, when the near-axis plane 31 of the cam contacts with the baffle 28, the second supporting plate pin shaft 24 is inserted into the gear hole 29 of the gear plate, the locking device 4 is in a locking state, the operating handle 10 of the lifting operating rod is rotated to drive the cam 30 to rotate, the cam 30 pushes the baffle 28 to move backwards to drive the gear plate 27 to move backwards until the gear plate 27 is separated from the contact with the second supporting plate pin 24, the locking device 4 is in an unlocking state, the table board 1 is moved upwards or downwards at the moment to drive the second supporting plate pin shaft 24 to freely slide along the supporting rod pin shaft sliding groove 17, when the table board 1 moves to a certain proper height, the operating handle 10 of the lifting operating rod is rotated backwards, when the far-axis plane 32 of the cam contacts with the baffle 28, the second supporting plate pin shaft 24 is inserted into the gear hole 29 of the gear plate, and the locking device 4 returns to the locking state, throughout the process, the locking mechanism return spring 37, located between the shift plate 27 and the chute plate 14, is always in a compressed state, providing power for locking mechanism return.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (10)
1. A liftable office table is characterized by comprising a table plate, a keyboard supporting plate, a lifting device, a locking device and an I-shaped support, wherein two sides of the bottom of the table plate are respectively provided with a table top side plate, and a plurality of chute plates vertical to the table top side plates are fixedly connected between the two table top side plates; the plurality of sliding groove plates are respectively provided with a supporting rod pin shaft sliding groove and a keyboard supporting plate sliding groove which are parallel, and two ends of the keyboard supporting plate are arranged in the keyboard supporting plate sliding grooves; a plurality of first supports are respectively arranged on the two desktop side plates; the middle parts of the two desktop side plates are respectively provided with an operating rod mounting hole, and a lifting operating rod penetrates through the two operating rod mounting holes; two ends of the plurality of sliding groove plates are respectively provided with a sliding rod mounting hole; the locking device is arranged between every two adjacent sliding groove plates and consists of two sliding rods penetrating through mounting holes of the two adjacent sliding rods, a plurality of gear plates connected with the two sliding rods, a baffle arranged in the middle of the sliding rods and a locking device return spring arranged between the gear plates and the sliding groove plates, and when the gear plates move backwards, the locking device is in an unlocking state; the I-shaped support comprises two base side plates and a transverse support plate fixedly connected with the two base side plates, and a plurality of second supports corresponding to the first supports are respectively arranged on the two base side plates; the first support and the second support are respectively provided with a support rod mounting hole; the lifting device is composed of a plurality of groups of symmetrically arranged lifting rod groups, each lifting rod group is composed of a first supporting rod, a second supporting rod and a supporting rod reset spring, one end of each first supporting rod is hinged with the first support through a pin shaft, the other end of each first supporting rod is hinged with the middle part of the corresponding second supporting rod through a first supporting rod pin shaft, one end of each second supporting rod is hinged with the corresponding second support through a pin shaft, and the other end of each second supporting rod is connected with a supporting rod pin shaft sliding groove through a second supporting rod pin shaft; the first supporting rod is provided with a spring hanging rod, one end of the supporting rod reset spring is connected with the spring hanging rod, and the other end of the supporting rod reset spring is connected with the second supporting rod through a pin shaft.
2. A liftable desk according to claim 1, wherein a plurality of evenly arranged gear holes are respectively formed on the plurality of gear plates.
3. A liftable desk according to claim 1, wherein two ends of the keyboard support plate are respectively provided with two slide rail mounting grooves, and slide rails are respectively mounted in the two slide rail mounting grooves.
4. A liftable office table according to claim 1, wherein the front end of the table plate is provided with two computer display fixing rod mounting holes, and the computer display fixing rods are inserted into the two computer display fixing rod mounting holes.
5. A liftable office table as claimed in claim 4, wherein a wire through hole is formed at the front end of the table plate near the computer monitor fixing rod.
6. A liftable desk according to claim 1, wherein a pen holding groove is further formed in the desk plate.
7. A liftable office table according to claim 1, wherein the lifting operation rod is provided with an operation handle at one end thereof, and two cams are provided on the lifting operation rod between the two table top side plates.
8. A liftable desk according to claim 7, wherein the cam is of a triangular structure, and the planes of the two sides of the cam are respectively a paraxial plane and a paraxial plane.
9. A liftable desk according to claim 1, wherein the outlines of the desktop side plate and the base side plate are respectively in the shape of a streamline.
10. A liftable desk according to claim 1, wherein the first and second supports are each U-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710157914.2A CN107041626B (en) | 2017-03-16 | 2017-03-16 | Liftable desk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710157914.2A CN107041626B (en) | 2017-03-16 | 2017-03-16 | Liftable desk |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107041626A CN107041626A (en) | 2017-08-15 |
| CN107041626B true CN107041626B (en) | 2020-02-28 |
Family
ID=59544862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710157914.2A Active CN107041626B (en) | 2017-03-16 | 2017-03-16 | Liftable desk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107041626B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107744256B (en) * | 2017-10-13 | 2020-01-03 | 韩魁 | Liftable desk |
| CN109090836B (en) * | 2018-10-25 | 2021-04-30 | 江苏建筑职业技术学院 | Drawing table with self-adaptive adjustment of height and angle of table top |
| CN114698928B (en) * | 2022-04-22 | 2022-11-22 | 南通市久正人体工学股份有限公司 | Lifting mechanism and lifting table |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4273306A (en) * | 1978-06-10 | 1981-06-16 | Chang Pek S | Adjustable-height support apparatus |
| CN201509839U (en) * | 2009-09-02 | 2010-06-23 | 郭丛溪 | Lifting table |
| CN205180731U (en) * | 2014-03-31 | 2016-04-27 | 再兴电子(深圳)有限公司 | Height -adjustable desk platform |
| CN106263505A (en) * | 2016-10-18 | 2017-01-04 | 杭州蓝达工艺制品有限公司 | Double-layer lifting desktop |
-
2017
- 2017-03-16 CN CN201710157914.2A patent/CN107041626B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4273306A (en) * | 1978-06-10 | 1981-06-16 | Chang Pek S | Adjustable-height support apparatus |
| CN201509839U (en) * | 2009-09-02 | 2010-06-23 | 郭丛溪 | Lifting table |
| CN205180731U (en) * | 2014-03-31 | 2016-04-27 | 再兴电子(深圳)有限公司 | Height -adjustable desk platform |
| CN106263505A (en) * | 2016-10-18 | 2017-01-04 | 杭州蓝达工艺制品有限公司 | Double-layer lifting desktop |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107041626A (en) | 2017-08-15 |
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Effective date of registration: 20221206 Address after: 273100 middle section of Confucius Avenue, Qufu City, Jining City, Shandong Province Patentee after: QUFU POWER SUPPLY COMPANY OF STATE GRID SHANDONG ELECTRIC POWER CO. Address before: No. 164, Zuoshan Station Village, Zuoshan Town, Weifang City, Shandong Province, 261300 Patentee before: Han Guiyun |
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