CN215737543U - Height-adjustable computer desk - Google Patents
Height-adjustable computer desk Download PDFInfo
- Publication number
- CN215737543U CN215737543U CN202120751139.5U CN202120751139U CN215737543U CN 215737543 U CN215737543 U CN 215737543U CN 202120751139 U CN202120751139 U CN 202120751139U CN 215737543 U CN215737543 U CN 215737543U
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- China
- Prior art keywords
- connecting rods
- rods
- rod
- brake cylinder
- cross beams
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000009434 installation Methods 0.000 claims abstract description 5
- 206010041591 Spinal osteoarthritis Diseases 0.000 description 2
- 208000036319 cervical spondylosis Diseases 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 208000005801 spondylosis Diseases 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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Abstract
A computer desk with adjustable height comprises a desk board, a desk board framework, a base, a lifting assembly and a brake cylinder; the table board framework comprises cross beams arranged in the front and at the back, a rectangular structure is formed after longitudinal beams are arranged between the cross beams, and a vertical rod is arranged at the bottom of the cross beam close to the right end; the base comprises cross beams I arranged in front and at the back, longitudinal beams I are arranged between the cross beams I and connected to form a rectangular structure, and vertical rods I are arranged at the tops of the cross beams I, which are close to the left end; the lifting component comprises connecting rods symmetrically arranged in the front and back direction and connecting rods I arranged below the connecting rods in parallel, two rotating shafts are installed between the connecting rods and are respectively connected with a vertical rod I, two rotating shafts I are correspondingly installed between the connecting rods I and are connected with a vertical rod I, the lifting component is integrally of a parallelogram structure, a manual switch is installed at the bottom of the table board framework, and the manual switch is connected with a brake cylinder through a traction line. According to the computer desk, the lifting assembly is arranged to be of a parallelogram structure, the limiting is carried out through the brake cylinder, the whole structure is simple, and the installation is convenient.
Description
Technical Field
The utility model relates to a computer desk with adjustable height.
Background
In order to facilitate work and study of people, people can use the desk during work and study, cervical spondylosis can be easily caused during long-term work and study, and cervical spondylosis can be effectively prevented by correct sitting posture. The height of the existing office table can be adjusted in order to be suitable for users with different body types. The last use of present desk is mostly crossing elevation structure, and this structure need use the slide rail to form sliding connection structure, and in the long-term use, the slide rail damages easily to overall structure is complicated, and the installation is inconvenient.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the problems, the utility model provides the computer desk with the adjustable height.
In order to achieve the purpose, the utility model provides a computer desk with an adjustable height, which comprises a desk plate, a desk plate framework, a base, a lifting assembly and a brake cylinder, wherein the desk plate framework is used for supporting the desk plate;
the table board framework is arranged at the bottom of the table board and comprises cross beams arranged in the front and at the back, the cross beams are connected through longitudinal beams to form a rectangular structure, and a vertical rod is arranged at the bottom of each cross beam close to the right end;
the base comprises cross beams I arranged in the front and at the back, the cross beams I are connected through longitudinal beams I to form a rectangular structure, and a vertical rod I is arranged at the top of each cross beam I close to the left end;
the lifting assembly comprises connecting rods symmetrically arranged in front and back and connecting rods I arranged below the connecting rods in parallel, two rotating shafts are arranged between the connecting rods, two ends of one rotating shaft are connected with the upright rods, the other rotating shaft is connected with the upright rods I, two rotating shafts I are correspondingly arranged between the connecting rods I, one rotating shaft I is connected with the upright rods, the other rotating shaft I is connected with the upright rods I, and the whole lifting assembly is of a parallelogram structure;
and a manual switch is arranged at the bottom of the table board framework and controls the brake cylinder through a traction wire.
As a further improvement of the utility model, an inclined strut is arranged between the vertical rod I and the cross beam I, and an inclined strut I is arranged between the vertical rod I and the cross beam I.
As a further improvement of the utility model, a support rod is arranged between the connecting rods, and a support rod I is arranged between the connecting rods I.
As a further improvement of the utility model, a supporting beam is further arranged between the cross beams I, one end of a brake cylinder is connected with the connecting rod, the other end of the brake cylinder is connected with the supporting beam, the brake cylinder comprises a cylinder body and a cylinder rod, the end part of the cylinder body is hinged with the middle part of the connecting rod, the end part of the cylinder rod is provided with a connecting block, the connecting block is hinged with the middle part of the supporting beam, a brake control line is further arranged in the cylinder body, the brake control line extends out of the cylinder rod and then is connected with one end of a connecting rod II, the connecting rod II is arranged in the connecting block, and the other end of the connecting rod II is connected with the traction line.
The utility model has the beneficial effects that:
this desk sets lifting unit to parallelogram structure to carry on spacingly through braking cylinder, thereby manual switch passes through pull wire, the braking control line that connecting rod II connects braking cylinder and switches braking cylinder's brake state and relax the state, and steerable jar pole stops in the optional position, thereby can adjust the height of table at will, overall structure is simple, simple to operate.
Drawings
FIG. 1 is a front view of a height adjustable computer desk of the present invention;
FIG. 2 is a view taken along the line A in FIG. 1;
fig. 3 is a front view of the table frame of the component 2;
fig. 4 is a bottom view of the table frame of component 2;
FIG. 5 is a front view of the base of the part 4;
fig. 6 is a top view of the base of the component 4.
In the figure: 1. a table plate; 2. a table frame; 21. a cross beam; 22. a stringer; 23. erecting a rod; 24. bracing; 3. a lifting assembly; 31. a connecting rod; 311. a support bar; 312. a rotating shaft; 32. a connecting rod I; 321. a support rod I; 322. a rotating shaft I; 4. a base; 41. a cross beam I; 42. a longitudinal beam I; 43. a vertical rod I; 44. an inclined strut I; 45. a support beam; 5. a brake cylinder; 51. a cylinder body; 52. a cylinder rod; 53. a brake control line; 6. connecting blocks; 7. a connecting rod II; 8. a pull wire; 9. and (4) a manual switch.
Detailed Description
As shown in fig. 1, the height-adjustable computer desk comprises a desk board 1, a desk board framework 2 for supporting the desk board 1, a base 4 arranged below the desk board framework 2, a lifting assembly 3 for connecting the desk board framework 2 and the base 4, and a brake cylinder 5 for controlling the lifting assembly 3;
the table board framework 2 is arranged at the bottom of the table board 1, the table board framework 2 comprises cross beams 21 arranged in the front and at the back, the cross beams 21 are connected through longitudinal beams 22 to form a rectangular structure, an upright 23 is arranged at the bottom of the cross beam 21 close to the right end, and an inclined strut 24 is arranged between the upright 23 and the cross beam 21 (see fig. 3 and 4);
the base 4 comprises cross beams I41 arranged in front and back, the cross beams I41 are connected through longitudinal beams I42 to form a rectangular structure, the top of the cross beam I41 close to the left end is provided with a vertical rod I43, an inclined strut I44 is arranged between the vertical rod I43 and the cross beam I41, a supporting beam 45 is further arranged between the cross beams I41, one end of the brake cylinder 5 is connected with the connecting rod 31, and the other end of the brake cylinder 5 is connected with the supporting beam 45 (see fig. 5 and 6);
the lifting component 3 comprises connecting rods 31 and connecting rods I32, the connecting rods 31 are symmetrically arranged in front and back, the connecting rods I32 are arranged below the connecting rods 31 in parallel, two rotating shafts 312 are arranged between the connecting rods 31, two ends of one rotating shaft 312 are connected with the vertical rods 23, the other rotating shaft 312 is connected with the vertical rod I43, two rotating shafts I322 are correspondingly arranged between the connecting rods I32, one rotating shaft I322 is connected with the vertical rod 23, the other rotating shaft I322 is connected with the vertical rod I43, the lifting component 3 is integrally in a parallelogram structure, supporting rods 311 are further arranged between the connecting rods 31, the supporting rods 311 are arranged in pairs, supporting rods I321 are arranged between the connecting rods I32, and the supporting rods I321 are arranged in pairs;
2 bottom installation hand switch 9 of table skeleton, hand switch 9 passes through 8 control brake cylinders 5 of pull wire, brake cylinders 5 includes cylinder body 51 and jar pole 52, the cylinder body 51 tip is articulated with connecting rod 31 middle part, jar pole 52 tip installation connecting block 6, connecting block 6 is articulated with a supporting beam 45 middle part, still be equipped with braking control line 53 in the cylinder body 51, braking control line 53 stretches out behind the jar pole 52 and is connected with II 7 one end of connecting rod, connecting rod II 7 locates in connecting block 6, pull wire 8 is connected to II 7 other ends of connecting rod.
This desk sets lifting unit to parallelogram structure to carry on spacingly through braking cylinder, thereby manual switch passes through pull wire, the braking control line that connecting rod II connects braking cylinder and switches braking cylinder's brake state and relax the state, and steerable jar pole stops in the optional position, thereby can adjust the height of table at will, overall structure is simple, simple to operate.
In particular use, the utility model will be described with reference to the accompanying drawings for the convenience of understanding;
when the multifunctional table board lifting device is used, the manual switch is pulled, the connecting rod II is pulled through the traction wire by the manual switch, the brake control line at the other end is pulled after one end of the connecting rod II is stressed, the brake control line is tensioned, the brake mechanism in the cylinder body is in a relaxed state, the cylinder rod can freely stretch and retract, the included angle between the lifting assembly and the base is adjusted as required, the connecting rod in the lifting assembly rotates by taking the rotating shaft as a fulcrum, the corresponding connecting rod I rotates by taking the rotating shaft I as the fulcrum simultaneously, the distance between the table board framework and the base is adjusted, the purpose of controlling the height of the table board is achieved, then the manual switch is loosened, after the brake control line loses the tensile force of the traction wire, the brake cylinder enters a brake state from a motion state, and the cylinder rod stops stretching and retracting.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A height-adjustable desk which is characterized in that: the table comprises a table plate (1), a table plate framework (2) used for supporting the table plate (1), a base (4) arranged below the table plate framework (2), a lifting assembly (3) connected with the table plate framework (2) and the base (4), and a brake cylinder (5) used for controlling the lifting assembly (3);
the table board framework (2) is installed at the bottom of the table board (1), the table board framework (2) comprises cross beams (21) arranged in the front and at the back, the cross beams (21) are connected through longitudinal beams (22) to form a rectangular structure, and a vertical rod (23) is installed at the bottom of the cross beam (21) close to the right end;
the base (4) comprises cross beams I (41) arranged in the front and at the back, the cross beams I (41) are connected through longitudinal beams I (42) to form a rectangular structure, and a vertical rod I (43) is installed at the top, close to the left end, of the cross beam I (41);
the lifting assembly (3) comprises connecting rods (31) symmetrically arranged in front and back and connecting rods I (32) arranged below the connecting rods (31) in parallel, two rotating shafts (312) are arranged between the connecting rods (31), two ends of one rotating shaft (312) are connected with the upright rods (23), the other rotating shaft (312) is connected with the upright rods I (43), two rotating shafts I (322) are correspondingly arranged between the connecting rods I (32), one rotating shaft I (322) is connected with the upright rods (23), the other rotating shaft I (322) is connected with the upright rods I (43), and the lifting assembly (3) is of a parallelogram structure as a whole;
the table board framework is characterized in that a manual switch (9) is installed at the bottom of the table board framework (2), and the manual switch (9) controls the brake cylinder (5) through a traction wire (8).
2. A height adjustable computer desk as claimed in claim 1 wherein: the vertical rod (23) and the cross beam (21) are provided with an inclined strut (24) therebetween, and the vertical rod I (43) and the cross beam I (41) are provided with an inclined strut I (44) therebetween.
3. A height adjustable computer desk as claimed in claim 1 wherein: a supporting rod (311) is arranged between the connecting rods (31), and a supporting rod I (321) is arranged between the connecting rods I (32).
4. A height adjustable computer desk as claimed in claim 1 wherein: still install supporting beam (45) between crossbeam I (41), brake cylinder (5) one end is connected connecting rod (31), brake cylinder (5) other end is connected supporting beam (45), brake cylinder (5) include cylinder body (51) and jar pole (52), cylinder body (51) tip with connecting rod (31) middle part is articulated, jar pole (52) tip installation connecting block (6), connecting block (6) with supporting beam (45) middle part is articulated, still be equipped with braking control line (53) in cylinder body (51), braking control line (53) stretch out be connected with connecting rod II (7) one end behind jar pole (52), connecting rod II (7) are located in connecting block (6), connecting rod II (7) other end is connected pull wire (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120751139.5U CN215737543U (en) | 2021-04-13 | 2021-04-13 | Height-adjustable computer desk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120751139.5U CN215737543U (en) | 2021-04-13 | 2021-04-13 | Height-adjustable computer desk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215737543U true CN215737543U (en) | 2022-02-08 |
Family
ID=80094920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120751139.5U Expired - Fee Related CN215737543U (en) | 2021-04-13 | 2021-04-13 | Height-adjustable computer desk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215737543U (en) |
-
2021
- 2021-04-13 CN CN202120751139.5U patent/CN215737543U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220208 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |