CN106690828B - Omnibearing movable drawing table - Google Patents
Omnibearing movable drawing table Download PDFInfo
- Publication number
- CN106690828B CN106690828B CN201710043851.8A CN201710043851A CN106690828B CN 106690828 B CN106690828 B CN 106690828B CN 201710043851 A CN201710043851 A CN 201710043851A CN 106690828 B CN106690828 B CN 106690828B
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- CN
- China
- Prior art keywords
- plate
- bar
- fixed
- latch
- movable drawing
- Prior art date
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Classifications
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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
- A47B41/00—School desks or tables
- A47B41/02—Adjustable, inclinable, sliding or foldable desks tops
-
- 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
-
- 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
- A47B9/14—Tables with tops of variable height with pins coacting with holes
Landscapes
- Tables And Desks Characterized By Structural Shape (AREA)
Abstract
A kind of omnibearing movable drawing table, effectively solves insufficient height that the drawing table of existing use conventional design is present, the problems such as mobility is poor and unadjustable；It includes table, in addition to：3rd plate, locking device, support bar, arc plate, angle regulator, the second plate, the first plate, height fine-adjustment, and table leg.The present invention disclosure satisfy that different demands during pupil drawing, facilitate student to be drawn, and shorten non-drawing time, improve drawing efficiency；Student can be made to ensure that the sitting posture of student meets principle of human engineering in drawing, will not quickly enter tired out in prolonged drawing performance, be a kind of protection to student's condition.
Description
Technical field
The present invention relates to technical field of mechanical design, more particularly to a kind of omnibearing movable drawing table.
Background technology
In most of school, the desk in classroom is purchased and arranged for conventional classroom designing, although this is accorded with
Traditional give lessons requirement and demand of listening to the teacher of student is closed, but does not account for the required special need to desk of some specialties
Ask.College students ' specialty species is various, and traditional common desk can not meet the daily course learning of student and operation,
By taking engineering and polytechnic universities as an example, the plotting equipment of specialty is needed in mechanical drawing class or Engineering Drawing Course, is thus brought to student
In place of inconvenience, many desks are designed not from human engineering angle now, such as the angle of desktop and horizontal plane is 0
Degree, such long-time level mapping was with usual upper class hour, and excessively low or overlong time of bowing of bowing can affect one's power of vision and cause
Cervical vertebra problem, endangers the health of student, meanwhile, desk is irremovable, it is impossible to convenient movable desk.
The content of the invention
For above-mentioned situation, to overcome the defect of prior art, the purpose of the present invention is just to provide a kind of omnibearing movable
Drawing table, insufficient height, the mobility for effectively solving the drawing table presence of existing use conventional design is poor and unadjustable
The problems such as.
Its technical scheme solved is that the present invention includes table, in addition to：
3rd plate, the 3rd plate and table are rotated and be connecteds, composition table rotatable 360 ° of structure on the 3rd plate；
Locking device, locking device connection table and the 3rd plate constitute table and the 3rd Board position locks what is be not rotated further by
It is provided with to be hinged with rocking arm, rocking arm other end warp beam pin connection pull bar, pull bar on support, support below structure, table and offers
Positioning hole and lock hole positioned at pivot pin both sides, the 3rd plate are uniformly distributed on peripheries with multiple locating pieces stretched into positioning hole, constitute
Pull bar upper Positioning holes are entangled to be fixed with pluggable lock hole on the downside of the structure that locating piece locks table and the 3rd plate, table
Cam, constitutes the first elongated hole that interspersed pivot pin is offered on the structure that rotation cam makes pull bar tense locating piece, pull bar, constitutes convex
The structure of pull bar translation when wheel is rotated；
Support bar, the support bar is arranged on below the 3rd plate；
Arc plate, the arc plate is slidably connected with support bar；
Angle regulator, the angle regulator is connected with support bar, constitutes the knot that support bar is rotated on arc plate
Structure；
Second plate, second plate is connected with arc plate and angle regulator；
First plate, first plate is located at below the second plate；
Height fine-adjustment, the height fine-adjustment is located between the second plate and the first plate, and height fine-adjustment includes warp
It is in be socketed with rotatable sleeve pipe on cross bull stick, bull stick that bearing, which fixes connection below column on the second plate, column,
Distance increased structure second plate and first plate between is fixed with after the climbing of supporting sleeve, composition bar rotation on first plate,
It is located at the friction pulley of outside of sleeve on bull stick through being threaded with, constituting locking sleeve after friction pulley is rotated makes sleeve pipe in climbing
The structure not being rotated further by；
Table leg, the table leg is arranged on below the first plate.
Further, support bar connects the guide rail that the bar that is connected is offered on arc plate, arc plate through fix bar, fixed
The pulley slided in guide rail is socketed with bar, the structure of table angular adjustment after support bar is rotated on arc plate is constituted.
Further, the fixed knob provided with the bar that is connected on the outside of arc plate, the fixed knob is eccentric wheel, constitutes and turns
Fixed knob is strained and fixed the structure that bar fixes arc plate and support bar after dynamic.
Further, angle regulator includes connection support bar lower end and is hinged rotating bar on the second plate, rotates
Action bars is extended with bar, the structure that action bars control support bar is rotated is constituted.
Further, it is fixed with the second plate on lock gear, action bars and is equipped with latch, constitutes latch insertion locking teeth
Rotating bar is fixed to through connecting rod on the structure not being rotated further by, action bars in wheel and is fixed with swing rod, swing rod one end is hinged with latch, structure
The structure that latch is moved up and down is controlled into swing rod.
Further, swing rod is provided with the second elongated hole with latch connection end.
Further, the spring being socketed with pin, latch between pin and action bars is extended with latch, is constituted
The structure that spring heads into latch in lock gear.
Further, cam is fixedly arranged above rotary shaft.
Further, tie rod end is provided with hand handle.
Further, it is connected with bracing piece between support bar.
Further, bull stick end is provided with rotatable handwheel.
Further, friction pulley is provided with handle.
Further, climbing upper and lower ends are equipped with limited block.
Further, it is fixed with the first plate on four angles below positioning sleeve, the second plate and is provided with corresponding with positioning sleeve and stretches
Enter the locating shaft inside positioning sleeve, constituting locating shaft and positioning sleeve cooperation makes what the second plate can only be moved up and down just on the first panel
Structure.
Further, it is equipped with table leg on Retractive leg, Retractive leg and is evenly equipped with multiple first fixing holes, is offered on table leg
Insertion steady pin is fixed after second fixing hole, the first fixing hole and the alignment of the second fixing hole, constitutes table leg length-adjustable
Structure.
Further, it is fixed with universal wheel below Retractive leg.
The beneficial effects of the invention are as follows：1）Different demands during pupil drawing are disclosure satisfy that, facilitate student to be drawn, are contracted
Short non-drawing time, improves drawing efficiency；2）Student can be made to ensure that the sitting posture of student meets principle of human engineering in drawing,
It will not quickly enter tired out in prolonged drawing performance, be a kind of protection to student's condition.
Brief description of the drawings
Fig. 1 is the front view of the present invention.
Fig. 2 is the left view of the present invention.
Fig. 3 is the schematic diagram of locking device of the present invention.
Fig. 4 is Fig. 3 upward view.
Fig. 5 is support bar of the present invention and arc plate attachment structure schematic diagram.
Fig. 6 is rotating bar attachment structure schematic diagram of the present invention.
Fig. 7 is the schematic diagram of height fine-adjustment of the present invention.
Fig. 8 is Fig. 7 top view.
Reference：1- table legs, 2- Retractive legs, the fixing holes of 3- first, 4- universal wheels, the fixing holes of 5- second, 6- steady pins,
The plates of 7- first, 8- positioning sleeves, 9- locating shafts, the plates of 10- second, 11- arc plates, 12- height fine-adjustments, 13- angle adjustments dress
Put, 14- fixed knobs, 15- support bars, 16- bracing pieces, 17- fix bars, 18- guide rails, the plates of 19- the 3rd, 20- tables, 21- is fixed
Position block, 22- locking devices, 23- pulleys, 24- supports, 25- rocking arms, 26- pivot pins, 27- pull bars, the elongated holes of 28- first, 29- hand handles,
30- cams, 31- rotary shafts, 32- positioning holes, 33- lock holes, 34- climbings, 35- bearings, 36- columns, 37- bull sticks, 38- frictions
Wheel, 39- handwheels, 40- limited blocks, 41- sleeve pipes, 42- handles, 43- rotating bars, 44- lock gears, 45- action bars, 46- latches,
47- pins, 48- springs, 49- swing rods, 50- connecting rods, the elongated holes of 51- second.
Embodiment
The embodiment of the present invention is described in further detail below in conjunction with accompanying drawing.
Embodiment：
Provided by Fig. 1 to Fig. 8, the present invention includes table 20, in addition to：
3rd plate 19, the 3rd plate 19 is rotated with table 20 and is connected, and constitutes table 20 rotatable 360 ° on the 3rd plate 19
Structure；
Locking device 22, the locking device 22 connection table 20 and the 3rd plate 19 constitutes table 20 and the position of the 3rd plate 19 lock
The fixed structure not being rotated further by, the lower section of table 20 is provided with support 24, support 24 and is hinged with rocking arm 25, and the other end of rocking arm 25 is through pivot pin
The positioning hole 32 and lock hole 33 positioned at the both sides of pivot pin 26 are offered on 26 cylinder lever connecting rods 27, pull bar 27, the surrounding of the 3rd plate 19 is equal
Be furnished with multiple locating pieces 21 stretched into positioning hole 32, constitute the upper Positioning holes 32 of pull bar 27 entangle locating piece 21 by table 20 with
The structure of 3rd plate 21 locking, the downside of table 20 is fixed with the cam 30 in pluggable lock hole 33, and constituting rotation cam 30 makes
Pull bar 27 tenses the first elongated hole 28 that interspersed pivot pin 26 is offered on the structure of locating piece 21, pull bar 27, constitutes cam 30 and rotates
When pull bar 27 translate structure；
Support bar 15, the support bar 15 is arranged on the lower section of the 3rd plate 19；
Arc plate 11, the arc plate 11 is slidably connected with support bar 15；
Angle regulator 13, the angle regulator 12 is connected with support bar 15, constitutes support bar 15 in arc plate 11
The structure of upper rotation；
Second plate 10, second plate 10 is connected with arc plate 11 and angle regulator 13；
First plate 7, first plate 7 is located at the lower section of the second plate 10；
Height fine-adjustment 12, the height fine-adjustment 12 is located between the second plate 10 and the first plate 7, height fine-adjustment
12 columns 36 including being fixed on through bearing 35 on second plate 10, the lower section of column 36 connection is in cross bull stick 37, bull stick 37
On be socketed with the climbing 34 that supporting sleeve 41 is fixed with rotatable sleeve pipe 41, the first plate 7, constitute second after bull stick 37 is rotated
It is located at the friction pulley 38 in the outside of sleeve pipe 41 on the increased structure of distance between the plate 7 of plate 10 and first, bull stick 37 through being threaded with,
Constitute the structure that locking sleeve 41 makes sleeve pipe 41 be not rotated further by climbing 34 after friction pulley 38 is rotated；
Table leg 1, the table leg 1 is arranged on the lower section of the first plate 7.
In this embodiment, cam 30 is fixedly arranged above rotary shaft 31, and turning for cam 30 can be controlled by rotating rotary shaft 31
Dynamic, cam 30 pulls pull bar 27 to the direction of principle locating piece 21 after being rotated in lock hole 33, so that the He of table 20
3rd plate 19, which is fixed, not to be rotated further by.
In this embodiment, the end of pull bar 27 provided with hand 29, can facilitate and pull bar 27 is operated, make its entangle or
Depart from locating piece 21 table 20 is fixed.
In this embodiment, bracing piece 16 is connected between support bar 15, the support strength of support bar 15, table can be strengthened
The ability to bear of plate 20 is stronger.
In this embodiment, the end of bull stick 37 is provided with rotatable handwheel 39, in adjustment angle, holds handwheel 39 and enters
Row regulation, handwheel 39 can be rotated on bull stick 37, convenient use.
In this embodiment, friction pulley 38 is provided with handle 42, quickly friction pulley 38 can be unclamped and be tightened up, painted
Figure can be adjusted within the shortest time when using and finished, and reduce unnecessary waste.
In this embodiment, 34 upper and lower ends of climbing are equipped with limited block 40, and bull stick 37 reaches capacity position in climbing 34
The distance between the second plate 10 and the first plate 7 will be no longer adjusted when putting, i.e., the effect for not possessing adjustment height.
In this embodiment, positioning sleeve 8 is fixed with the first plate 7 on four angles, the lower section of the second plate 10 is provided with and positioning sleeve 8
Correspondence and the locating shaft 9 stretched into inside positioning sleeve 8, constituting locating shaft 9 and the cooperation of positioning sleeve 8 makes the second plate 10 can only be in the first plate
The structure that 1 top is moved up and down.The structure can prevent that second plate 10 is rotated with bull stick 37 when rotating bull stick 37, keeps second
Relative position between the plate 7 of plate 10 and first will not change.
In this embodiment, support bar 15 is connected to offer on arc plate 11, arc plate 11 through fix bar 17 and is connected
The pulley 23 slided in guide rail 18 is socketed with the guide rail 18 of bar 17, fix bar 17, support bar 15 is constituted on arc plate 11
The structure of the angular adjustment of table 20 after rotation.The fix bar 17 that support bar 15 stretches out is slided in guide rail 18, can adjust table
20 angle, table 20 can on the 3rd plate 19 360 ° circumferentially rotate, table 20 can be realized to be tilted at any angle.
In this embodiment, the outside of arc plate 11 is provided with the fixed knob 14 for the bar 17 that is connected, and the fixed knob 14 is
Eccentric wheel, constitutes fixed knob 14 after rotating and is strained and fixed the structure that bar 17 fixes arc plate 11 and support bar 15.Work as table
After 20 angular adjustments are finished, using fixed knob 14, it is set to tense fix bar 17, so that arc plate 11 and support bar
15 are brought into close contact, and support bar 15 is not rotated further by, i.e., fix the angle of table 20.
In this embodiment, angle regulator 13 includes the lower end of connection support bar 15 and is hinged on turning on the second plate 10
Action bars 45 is extended with lever 43, rotating bar 43, the structure that the control support bar 15 of action bars 45 is rotated is constituted.In regulation table
During 20 angle, hand-held operation bar 45 is adjusted, and action bars 45 drives slip of the support bar 15 in guide rail 18, so as to control
The change of the angle of table 20.
In this embodiment, it is fixed with the second plate 10 on lock gear 44, action bars 45 and is equipped with latch 46, is constituted and insert
Rotating bar 43 is fixed to through connecting rod 50 on the structure not being rotated further by, action bars 45 in the insertion lock gear 44 of pin 46 and is fixed with swing rod
49, the one end of swing rod 49 is hinged with latch 46, constitutes the structure that the control latch 46 of swing rod 49 is moved up and down.At the angle of regulation table 20
When spending, first press swing rod 49 and latch 46 is deviate from out of lock gear 44, now rotating bar 43 can be rotated freely, work as angle
After regulation is finished, latch 46 is returned in lock gear 44, and rotating bar 43 is fixed auxiliary fixed knob 14, maintains table 20
Angle fix.
In this embodiment, swing rod 49 is provided with the second elongated hole 51 with the connection end of latch 46.Swing rod 49 after swing with latch
46 tie point can change, and the second elongated hole 51 enables to latch 46 to be connected all the time with swing rod 49 under vertical state.
In this embodiment, it is extended with pin 47, latch 46 and is socketed with positioned at pin 47 and action bars 45 on latch 46
Between spring 48, constitute the structure that heads into latch 46 in lock gear 44 of spring 48.Spring 48 can be automatically by latch 46
Head into lock gear 44, latch 46 is departed from lock gear 44 with hand pressing swing rod 49 and carry out angular adjustment, unclamp swing rod 49
Latch 46 is automatically returned in the presence of spring 48 in lock gear 44 afterwards, and rotating bar 43 is locked, it is not rotated further by.
In this embodiment, it is equipped with table leg 1 on Retractive leg 2, Retractive leg 2 and is evenly equipped with multiple first fixing holes 3, table leg
Insertion steady pin 6 after the second fixing hole 5, the first fixing hole 3 and the alignment of the second fixing hole 5 is offered on 1 to be fixed, and constitutes table
The length-adjustable structure of leg 1.When using drawing table, the length that Retractive leg 2 is overhang in table leg 1 is first adjusted, regulation, which is arrived, to be adapted to
Position when, reuse height fine-adjustment 12 and be adjusted, the distance between first fixing hole 3 be equal to climbing 34 height
Difference, during beyond the adjusting range of height fine-adjustment 12, adjusts the length of Retractive leg 2.
In this embodiment, the lower section of Retractive leg 2 is fixed with universal wheel 4, at any time can move drawing paper, it is not necessary to
Artificial carrying is also needed to as drawing paper of the prior art, non-drawing time is saved.
Claims (10)
1. a kind of omnibearing movable drawing table, including table, it is characterised in that also include：
3rd plate, the 3rd plate is rotated with table and is connected, and 360 ° of knot can be rotated in the horizontal plane on the 3rd plate by constituting table
Structure；
Locking device, locking device connection table and the 3rd plate constitute the knot that table and the locking of the 3rd Board position are not rotated further by
It is provided with to be hinged with rocking arm, rocking arm other end warp beam pin connection pull bar, pull bar on support, support below structure, table and offers position
Positioning hole and lock hole in pivot pin both sides, the 3rd plate are uniformly distributed on peripheries with multiple locating pieces stretched into positioning hole, constitute and draw
Bar upper Positioning holes entangle the structure that locating piece locks table and the 3rd plate, and table downside is fixed with convex in pluggable lock hole
Wheel, constitutes the first elongated hole that interspersed pivot pin is offered on the structure that rotation cam makes pull bar tense locating piece, pull bar, constitutes cam
The structure that pull bar is translated during rotation；
Support bar, the support bar is arranged on below the 3rd plate；
Arc plate, the arc plate is slidably connected with support bar；
Angle regulator, the angle regulator is connected with support bar, constitutes the structure that support bar is rotated on arc plate；
Second plate, second plate is connected with arc plate and angle regulator；
First plate, first plate is located at below the second plate；
Height fine-adjustment, the height fine-adjustment is located between the second plate and the first plate, and height fine-adjustment is included through bearing
Connection is in be socketed with rotatable sleeve pipe, first on cross bull stick, bull stick below fixed column on the second plate, column
Distance increased structure, bull stick second plate and first plate between are fixed with after the climbing of supporting sleeve, composition bar rotation on plate
On through be threaded be located at outside of sleeve friction pulley, constitute friction pulley rotate after locking sleeve make sleeve pipe in climbing no longer
The structure of rotation；
Table leg, the table leg is arranged on below the first plate.
2. omnibearing movable drawing table according to claim 1, it is characterised in that described support bar is connected through fix bar
The pulley for being socketed with and being slided in guide rail in the guide rail for the bar that is connected, fix bar is offered on arc plate, arc plate, branch is constituted
The structure of table angular adjustment after strut is rotated on arc plate.
3. omnibearing movable drawing table according to claim 2, it is characterised in that provided with connection on the outside of described arc plate
The fixed knob of fix bar, the fixed knob is eccentric wheel, constitutes fixed knob after rotating and is strained and fixed bar by arc plate and branch
The structure that strut is fixed.
4. omnibearing movable drawing table according to claim 1, it is characterised in that described angle regulator includes connecting
Connect support bar lower end and be hinged rotating bar on the second plate, action bars is extended with rotating bar, constitute action bars control support
The structure that bar is rotated.
5. omnibearing movable drawing table according to claim 4, it is characterised in that be fixed with locking on the second described plate
Latch is equipped with gear, action bars, constitutes in latch insertion lock gear and rotating bar is fixed to the structure not being rotated further by, operation
Through connecting rod is fixed with swing rod on bar, and swing rod one end is hinged with latch, constitutes the structure that swing rod control latch is moved up and down.
6. omnibearing movable drawing table according to claim 5, it is characterised in that be extended with pin on described latch,
The spring between pin and action bars is socketed with latch, the structure that spring heads into latch in lock gear is constituted.
7. omnibearing movable drawing table according to claim 1, it is characterised in that described climbing upper and lower ends are equipped with
Limited block.
8. omnibearing movable drawing table according to claim 1, it is characterised in that solid on four angles on the first described plate
Surely have below positioning sleeve, the second plate provided with locating shaft that is corresponding with positioning sleeve and stretching into inside positioning sleeve, constitute locating shaft and fixed
Position set, which coordinates, makes the structure that the second plate can only be moved up and down just on the first panel.
9. omnibearing movable drawing table according to claim 1, it is characterised in that be equipped with described table leg flexible
It is evenly equipped with leg, Retractive leg on multiple first fixing holes, table leg and offers the second fixing hole, the first fixing hole and the second fixing hole
Steady pin is inserted after alignment to be fixed, and constitutes the length-adjustable structure of table leg.
10. omnibearing movable drawing table according to claim 9, it is characterised in that be fixed with below described Retractive leg
Universal wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710043851.8A CN106690828B (en) | 2017-01-21 | 2017-01-21 | Omnibearing movable drawing table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710043851.8A CN106690828B (en) | 2017-01-21 | 2017-01-21 | Omnibearing movable drawing table |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106690828A CN106690828A (en) | 2017-05-24 |
| CN106690828B true CN106690828B (en) | 2017-11-03 |
Family
ID=58910062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710043851.8A Active CN106690828B (en) | 2017-01-21 | 2017-01-21 | Omnibearing movable drawing table |
Country Status (1)
| Country | Link |
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| CN (1) | CN106690828B (en) |
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| US3874309A (en) * | 1974-05-01 | 1975-04-01 | Gary Cowley | Articulated column drafting table |
| US4383486A (en) * | 1980-07-28 | 1983-05-17 | Rol-Fol Table, Inc. | Desk for handicapped persons |
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| CN203257818U (en) * | 2013-04-12 | 2013-10-30 | 惠州市衡力达实业发展有限公司 | Lock pin mechanism |
| CN103948241A (en) * | 2014-05-09 | 2014-07-30 | 长春理工大学 | Drawing desk capable of moving in all directions |
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|---|---|---|---|---|
| US3874309A (en) * | 1974-05-01 | 1975-04-01 | Gary Cowley | Articulated column drafting table |
| US4383486A (en) * | 1980-07-28 | 1983-05-17 | Rol-Fol Table, Inc. | Desk for handicapped persons |
| CN2689779Y (en) * | 2004-03-01 | 2005-04-06 | 张立安 | Multifunction table capable of freely lifting and freely regulating angle |
| CN203257818U (en) * | 2013-04-12 | 2013-10-30 | 惠州市衡力达实业发展有限公司 | Lock pin mechanism |
| CN103948241A (en) * | 2014-05-09 | 2014-07-30 | 长春理工大学 | Drawing desk capable of moving in all directions |
| CN205053265U (en) * | 2015-10-20 | 2016-03-02 | 雷晓燕 | Machine design drawing table |
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| Publication number | Publication date |
|---|---|
| CN106690828A (en) | 2017-05-24 |
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