CN109077459B - Drawing board stabilising arrangement for design specialty - Google Patents
Drawing board stabilising arrangement for design specialty Download PDFInfo
- Publication number
- CN109077459B CN109077459B CN201811069315.6A CN201811069315A CN109077459B CN 109077459 B CN109077459 B CN 109077459B CN 201811069315 A CN201811069315 A CN 201811069315A CN 109077459 B CN109077459 B CN 109077459B
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- fixing
- adjusting
- groove
- fixedly connected
- drawing board
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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
- A47B27/00—Drawing desks or tables; Carriers for drawing-boards
- A47B27/02—Adjustable drawing tables without balancing means
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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
- A47B27/00—Drawing desks or tables; Carriers for drawing-boards
- A47B27/18—Locking means, e.g. for locking inclination of board
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- Credit Cards Or The Like (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
The invention discloses a drawing board stabilizing device for design major, which comprises a drawing board, wherein a first fixing frame is arranged on the back of the drawing board, a second fixing frame is movably connected with the first fixing frame through a telescopic groove, a connecting rod fixedly connected is arranged between the second fixing frames, an adjusting groove is arranged in the connecting rod, two first adjusting shafts are arranged in the middle of the adjusting groove, a first driving gear and a second driving gear are respectively arranged on the first adjusting shafts, the first driving gears are mutually meshed, a second driven gear is connected with an adjacent second driving gear in a chain manner, a rack meshed with the second driven gear is arranged on the inner side of the first fixing frame, a fixing hole is formed in the connecting rod, a rotary table is arranged on the outer side of the first adjusting shaft, supporting plates are respectively arranged at the bottoms of the second fixing frames, supporting rods are respectively arranged at two ends of the supporting plates, the stability of the second fixing frame during use is further improved by utilizing the stability of the triangle.
Description
The technical field is as follows:
the invention relates to a drawing board, in particular to a drawing board stabilizing device for design major.
Background art:
drawing boards, i.e. flat boards used for drawing paper during sketching and drawing, are often placed on easels and also on knees. The drawing board is fixed on the easel, some clamps are used, the adhesive tape is also used, the size of the drawing board is determined according to the requirements of a user, most of the drawing boards are made of wood, the hand feeling is light and smooth, art supplies stores are sold, and the drawing board can be manufactured by self. In addition, the plastic drawing board can be used for drawing on the board directly, can be wiped off, is suitable for drawing practice of children and is used for a plurality of toys.
Current drawing board stability is relatively poor when using, takes place to rock easily, influences normal use.
The invention content is as follows:
the prior art is difficult to meet the requirements of people, and in order to solve the problems, the invention provides a drawing board stabilizing device for the design specialty.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a design is drawing board stabilising arrangement for specialty, includes the drawing board, its characterized in that: the upper end of the back of the drawing board is provided with first fixing frames which are symmetrically distributed, the bottom of each first fixing frame is provided with a second fixing frame, a telescopic groove is arranged in each second fixing frame, each second fixing frame is movably connected with the corresponding first fixing frame through the corresponding telescopic groove, the bottom of the back of the drawing board is provided with a fixing rod, the fixing rods are connected with the corresponding first fixing frames, a connecting rod which is fixedly connected is arranged between the corresponding second fixing frames, an adjusting groove is arranged in each connecting rod, two ends of each adjusting groove are respectively communicated with the telescopic grooves in the corresponding second fixing frames, two first adjusting shafts which are symmetrically distributed and movably connected are arranged in the middle of each adjusting groove, each first adjusting shaft is provided with a first driving gear and a second driving gear which are fixedly connected, the two first driving gears which are positioned on the first adjusting shafts are mutually meshed, and a second adjusting shaft which is movably connected is positioned in each adjusting groove on one side of the corresponding telescopic groove, the second adjusting shafts are respectively provided with a first driven gear and a second driven gear which are fixedly connected, the second driven gears are connected with adjacent second driving gears in a chain mode, racks meshed with the second driven gears are arranged on the inner sides of the first fixing frames positioned on one sides of the second driven gears, a fixing hole is formed in the connecting rod positioned on one side of any one first adjusting shaft, one end of the first adjusting shaft penetrates through the fixing hole, and a rotary disc fixedly connected is arranged on the outer side of the first adjusting shaft;
the bottom of the second fixing frame is provided with a supporting plate, the supporting plates are positioned at two ends of the second fixing frame, the two ends of each supporting plate are provided with symmetrically distributed supporting rods, one end of each supporting rod is fixedly connected with the second fixing frame, and the other end of each supporting rod is fixedly connected with the corresponding supporting plate.
Preferably, the fixing rod is fixedly connected with the first fixing frame in a vertical manner, and the fixing rod is fixedly connected with the drawing board.
Preferably, the inside outside the first adjusting shaft is provided with a first fixing groove, a fixing shaft is arranged in the first fixing groove, an adjusting hole perpendicular to the first fixing groove is formed in the first adjusting shaft, clamping rods are arranged in the adjusting holes at two ends of the first fixing groove, a first loose-leaf hinge fixedly connected with the fixing shaft on one side of the adjusting hole is arranged on the fixing shaft, two ends of the first loose-leaf hinge are respectively provided with a push rod fixedly connected with the push rod, a second loose-leaf hinge is arranged at the front end of the push rod, one end of the second loose-leaf hinge is connected with the push rod, the other end of the second loose-leaf hinge is connected with the clamping rods, and a plurality of clamping grooves which are uniformly distributed in a central symmetry mode and matched with the clamping rods are arranged in the fixing holes.
Further, the outer side of the fixed shaft is provided with a circular arc-shaped fixing belt, and the fixing belt is located on the outer side of the rotary table.
Preferably, the diameter of the first driving gear is larger than that of the second driving gear, and the diameter of the first driven gear is larger than that of the second driven gear.
Preferably, a handle rod fixedly connected is arranged on the outer side of the turntable.
By means of the form of gear engagement and chain connection, the rotation of one first driving gear of the turntable drives the rotation of a second driving gear at the same time, the form of chain connection transmission drives a second driven gear to synchronously rotate towards the same direction, and then the first fixing frame is telescopically adjusted through gear transmission;
set up the fixed axle of activity in the first regulating spindle on the carousel, utilize the fixed axle of up-and-down motion, through the seesaw of push rod promotion kelly, make the kelly can realize flexible to when needs are fixed, promote the outside motion of kelly and fixed with the draw-in groove block, thereby can effectually fix the drawing board at the height of needs.
Compared with the prior art, the invention has the beneficial effects that:
set up the backup pad bottom the second mount, make the second mount stability when using better, set up the bracing piece moreover between backup pad and second mount, utilize triangular stability, stability when further improving the second mount and using has effectually prevented rocking of drawing board when using.
Description of the drawings:
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 1 according to the present invention;
FIG. 4 is a schematic cross-sectional view taken along line B-B of FIG. 3 according to the present invention;
FIG. 5 is an enlarged view of the structure of FIG. 3 at C according to the present invention;
in the figure: 1-a drawing board, 3-a second fixing frame, 4-a supporting plate, 5-a connecting rod, 6-a first fixing frame, 7-a second adjusting shaft, 8-a chain, 9-a second driving gear, 10-a first adjusting shaft, 11-a second driven gear, 12-a first driven gear, 13-a handle rod, 14-a turntable, 15-a first driving gear and 16-an adjusting groove, 17-telescopic groove, 18-rack, 19-clamping groove, 20-first fixing groove, 21-circular arc fixing belt, 22-fixing shaft, 23-first loose-leaf hinge, 24-clamping rod, 25-first loose-leaf hinge, 26-push rod, 27-adjusting hole, 28-supporting rod, 29-fixing rod and 31-fixing hole.
The specific implementation mode is as follows:
in order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
Preferably, the fixing rod 29 is vertically and fixedly connected with the first fixing frame 6, and the fixing rod 29 is fixedly connected with the drawing board 1.
Preferably, the diameter of the first driving gear 15 is larger than that of the second driving gear 9, and the diameter of the first driven gear 12 is larger than that of the second driven gear 11.
Example 2
The same points as those in embodiment 1 are not repeated, and the difference from embodiment 1 is that:
preferably, a first fixing groove 20 is formed in the outer side of the first adjusting shaft 10, a fixing shaft 22 is arranged in the first fixing groove 20, an adjusting hole 27 perpendicular to the first fixing groove 20 is formed in the first adjusting shaft 10, clamping rods 24 are arranged in the adjusting holes 27 at two ends of the first fixing groove 20, a first hinge 23 fixedly connected to the fixing shaft 22 at one side of the adjusting hole 27 is arranged on the fixing shaft, push rods 26 fixedly connected to the two ends of the first hinge 23 are respectively arranged at two ends of the first hinge 23, a second hinge 25 is arranged at the front end of each push rod 26, one end of each second hinge 25 is connected to the corresponding push rod 26, the other end of each second hinge 25 is connected to the corresponding clamping rod 24, and a plurality of clamping grooves 19 which are uniformly distributed in a central symmetry manner and are matched with the clamping rods 24 are arranged in the fixing hole 31.
Further, an arc fixing band 21 is arranged on the outer side of the fixing shaft 22, and the fixing band 21 is located on the outer side of the rotating disc 14. The fixing belt is arranged on the fixing shaft, so that an operator can conveniently and quickly stretch the fixing shaft, and can directly make the fixing shaft move outwards through the fixing belt to separate the clamping rod from the clamping groove.
Example 3
The same points as those in embodiment 1 are not repeated, and the difference from embodiment 1 is that:
preferably, the bottom of the second fixing frame 3 is provided with a supporting plate 4, the two ends of the supporting plate 4, which are located at the two ends of the second fixing frame 3, are provided with symmetrically distributed supporting rods 28, one end of each supporting rod 28 is fixedly connected with the second fixing frame 3, and the other end of each supporting rod 28 is fixedly connected with the supporting plate 4. Set up the backup pad in second mount bottom, make the second mount stability when using better, set up the bracing piece moreover between backup pad and second mount, utilize triangular stability, further improve the stability when the second mount uses.
Example 4
The same points as those in embodiment 1 are not repeated, and the difference from embodiment 1 is that:
preferably, a handle bar 13 is fixedly connected to the outer side of the rotating disc 14. Set up the handle pole on the carousel, make the operator can directly rotate the carousel through the handle pole, adjust the lift of drawing board, very convenient and fast.
Example 5
A drawing board stabilizing device for design major comprises a drawing board 1, wherein first fixing frames 6 which are symmetrically distributed are arranged at the upper end of the back of the drawing board 1, a second fixing frame 3 is arranged at the bottom of the first fixing frame 6, a telescopic groove 17 is formed in the second fixing frame 3, the second fixing frame 3 is movably connected with the first fixing frame 6 through the telescopic groove 17, a fixing rod 29 is arranged at the bottom of the back of the drawing board 1, the fixing rod 29 is connected with the first fixing frame 6, a connecting rod 5 which is fixedly connected is arranged between the second fixing frames 3, an adjusting groove 16 is formed in the connecting rod 5, two ends of the adjusting groove 16 are respectively communicated with the telescopic groove 17 in the second fixing frame 3, two first adjusting shafts 10 which are symmetrically distributed and movably connected are arranged in the middle of the adjusting groove 16, and a first driving gear 15 and a second driving gear 9 which are fixedly connected are arranged on each first adjusting shaft 10, be located two on first regulating spindle 10 intermeshing between the first driving gear 15 is located flexible groove 17 one side all be equipped with swing joint's second regulating spindle 7 in the regulating groove 16, all be equipped with fixed connection's first driven gear 12 and second driven gear 11 on the second regulating spindle 7, be connected through the form of chain 8 between second driven gear and the adjacent second driving gear 9, be located second driven gear 11 one side 6 inboard of first mount is equipped with rack 18 with second driven gear 11 engaged with, is located any one first regulating spindle 10 one side be equipped with fixed orifices 31 on the connecting rod 5, fixed orifices 31 is passed to first regulating spindle 10 one end, and is equipped with fixed connection's carousel 14 outside first regulating spindle 10.
Preferably, the fixing rod 29 is vertically and fixedly connected with the first fixing frame 6, and the fixing rod 29 is fixedly connected with the drawing board 1.
Preferably, a first fixing groove 20 is formed in the outer side of the first adjusting shaft 10, a fixing shaft 22 is arranged in the first fixing groove 20, an adjusting hole 27 perpendicular to the first fixing groove 20 is formed in the first adjusting shaft 10, clamping rods 24 are arranged in the adjusting holes 27 at two ends of the first fixing groove 20, a first hinge 23 fixedly connected to the fixing shaft 22 at one side of the adjusting hole 27 is arranged on the fixing shaft, push rods 26 fixedly connected to the two ends of the first hinge 23 are respectively arranged at two ends of the first hinge 23, a second hinge 25 is arranged at the front end of each push rod 26, one end of each second hinge 25 is connected to the corresponding push rod 26, the other end of each second hinge 25 is connected to the corresponding clamping rod 24, and a plurality of clamping grooves 19 which are uniformly distributed in a central symmetry manner and are matched with the clamping rods 24 are arranged in the fixing hole 31.
Further, an arc fixing band 21 is arranged on the outer side of the fixing shaft 22, and the fixing band 21 is located on the outer side of the rotating disc 14. The fixing belt is arranged on the fixing shaft, so that an operator can conveniently and quickly stretch the fixing shaft, and can directly make the fixing shaft move outwards through the fixing belt to separate the clamping rod from the clamping groove.
Preferably, the bottom of the second fixing frame 3 is provided with a supporting plate 4, the two ends of the supporting plate 4, which are located at the two ends of the second fixing frame 3, are provided with symmetrically distributed supporting rods 28, one end of each supporting rod 28 is fixedly connected with the second fixing frame 3, and the other end of each supporting rod 28 is fixedly connected with the supporting plate 4. Set up the backup pad in second mount bottom, make the second mount stability when using better, set up the bracing piece moreover between backup pad and second mount, utilize triangular stability, further improve the stability when the second mount uses.
Preferably, the diameter of the first driving gear 15 is larger than that of the second driving gear 9, and the diameter of the first driven gear 12 is larger than that of the second driven gear 11.
Preferably, a handle bar 13 is fixedly connected to the outer side of the rotating disc 14. Set up the handle pole on the carousel, make the operator can directly rotate the carousel through the handle pole, adjust the lift of drawing board, very convenient and fast.
When the special drawing board stabilizing device is used, fingers are inserted into the fixing belt 21, the fixing shaft 22 is pulled outwards to separate the clamping rod 24 from the clamping groove 19, then the handle rod 13 rotates the rotary table 14 to drive the first driving gear 15 and the second driving gear 9 on the first adjusting shaft 10 in the rotary table 14 to rotate simultaneously, and the racks 18 at two ends of the connecting rod 5 are driven to move upwards synchronously through gear transmission and chain transmission to realize synchronous stretching of the first fixing frame 6, so that the drawing board 1 is adjusted to a required height, when the set height is adjusted, the fixing shaft 22 is pressed inwards, the clamping rod 24 is pushed by the push rod 26 to move outwards to be clamped and fixed with the clamping groove 19, and the drawing board 1 is fixed at the required height, and the operation is convenient and rapid.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. The utility model provides a design is drawing board stabilising arrangement for specialty, includes the drawing board, its characterized in that: the upper end of the back of the drawing board is provided with first fixing frames which are symmetrically distributed, the bottom of each first fixing frame is provided with a second fixing frame, a telescopic groove is arranged in each second fixing frame, each second fixing frame is movably connected with the corresponding first fixing frame through the corresponding telescopic groove, the bottom of the back of the drawing board is provided with a fixing rod, the fixing rods are connected with the corresponding first fixing frames, a connecting rod which is fixedly connected is arranged between the corresponding second fixing frames, an adjusting groove is arranged in each connecting rod, two ends of each adjusting groove are respectively communicated with the telescopic grooves in the corresponding second fixing frames, two first adjusting shafts which are symmetrically distributed and movably connected are arranged in the middle of each adjusting groove, each first adjusting shaft is provided with a first driving gear and a second driving gear which are fixedly connected, the two first driving gears which are positioned on the first adjusting shafts are mutually meshed, and a second adjusting shaft which is movably connected is positioned in each adjusting groove on one side of the corresponding telescopic groove, the second adjusting shafts are respectively provided with a first driven gear and a second driven gear which are fixedly connected, the second driven gears are connected with adjacent second driving gears in a chain mode, racks meshed with the second driven gears are arranged on the inner sides of the first fixing frames positioned on one sides of the second driven gears, a fixing hole is formed in the connecting rod positioned on one side of any one first adjusting shaft, one end of the first adjusting shaft penetrates through the fixing hole, and a rotary disc fixedly connected is arranged on the outer side of the first adjusting shaft;
the bottom of the second fixing frame is provided with a supporting plate, two ends of the supporting plate, which are positioned at two ends of the second fixing frame, are provided with symmetrically distributed supporting rods, one end of each supporting rod is fixedly connected with the second fixing frame, and the other end of each supporting rod is fixedly connected with the supporting plate;
a first fixing groove is formed in the inner part of the outer side of the first adjusting shaft, a fixing shaft is arranged in the first fixing groove, an adjusting hole perpendicular to the first fixing groove is formed in the first adjusting shaft, clamping rods are arranged in the adjusting holes at two ends of the first fixing groove, a first loose-leaf hinge is fixedly connected with the fixing shaft at one side of the adjusting hole, push rods fixedly connected with the two ends of the first loose-leaf hinge are respectively arranged at two ends of the first loose-leaf hinge, a second loose-leaf hinge is arranged at the front end of each push rod, one end of the second loose-leaf hinge is connected with the push rods, the other end of the second loose-leaf hinge is connected with the clamping rods, and a plurality of clamping grooves which are uniformly distributed in a central symmetry mode and are matched with the clamping rods are formed in the fixing holes;
the outer side of the fixed shaft is provided with a circular arc-shaped fixing belt, and the fixing belt is located on the outer side of the rotary table.
2. The design specialty is with drawing board stabilising arrangement of claim 1, characterized in that: and the fixed rod is fixedly connected with the first fixing frame in a vertical manner, and the fixed rod is fixedly connected with the drawing board.
3. The design specialty is with drawing board stabilising arrangement of claim 1, characterized in that: the diameter of the first driving gear is larger than that of the second driving gear, and the diameter of the first driven gear is larger than that of the second driven gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811069315.6A CN109077459B (en) | 2018-09-13 | 2018-09-13 | Drawing board stabilising arrangement for design specialty |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811069315.6A CN109077459B (en) | 2018-09-13 | 2018-09-13 | Drawing board stabilising arrangement for design specialty |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109077459A CN109077459A (en) | 2018-12-25 |
| CN109077459B true CN109077459B (en) | 2022-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811069315.6A Active CN109077459B (en) | 2018-09-13 | 2018-09-13 | Drawing board stabilising arrangement for design specialty |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109077459B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113558375B (en) * | 2021-08-09 | 2022-09-02 | 景德镇陶瓷大学 | Fine arts oil painting easel |
| CN113768288B (en) * | 2021-09-01 | 2022-11-29 | 王青 | Drawing workstation for architectural design |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202820196U (en) * | 2012-09-05 | 2013-03-27 | 赵立恒 | Drawing bracket with the drawing board height and angle adjustable |
| CN205121430U (en) * | 2015-11-04 | 2016-03-30 | 许昌学院 | High adaptability graphoscope |
| CN107329529A (en) * | 2017-08-01 | 2017-11-07 | 合肥利元杰信息科技有限公司 | A kind of computer display adjustment structure |
-
2018
- 2018-09-13 CN CN201811069315.6A patent/CN109077459B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202820196U (en) * | 2012-09-05 | 2013-03-27 | 赵立恒 | Drawing bracket with the drawing board height and angle adjustable |
| CN205121430U (en) * | 2015-11-04 | 2016-03-30 | 许昌学院 | High adaptability graphoscope |
| CN107329529A (en) * | 2017-08-01 | 2017-11-07 | 合肥利元杰信息科技有限公司 | A kind of computer display adjustment structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109077459A (en) | 2018-12-25 |
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Ma Zongyu Inventor after: Han Fangqin Inventor after: Xu Lanlan Inventor after: Xu Jian Inventor after: Deng Lili Inventor before: Ma Zongyu |
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