CN108162636A - A kind of mobile board of education with stepped height regulatory function - Google Patents
A kind of mobile board of education with stepped height regulatory function Download PDFInfo
- Publication number
- CN108162636A CN108162636A CN201711197480.5A CN201711197480A CN108162636A CN 108162636 A CN108162636 A CN 108162636A CN 201711197480 A CN201711197480 A CN 201711197480A CN 108162636 A CN108162636 A CN 108162636A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- mainboard
- education
- bevel gear
- stepped height
- Prior art date
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
-
- 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
- A47B97/00—Furniture or accessories for furniture, not provided for in other groups of this subclass
- A47B97/04—Easels or stands for blackboards or the like
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
A kind of mobile board of education with stepped height regulatory function, including bottom plate, baseplate underside is fixedly connected with four rolling, mainboard is connected with by stepped height regulating device on the upside of the bottom plate, the hiding slot of opening up setting is offered on the mainboard, hides in slot and is provided with hide plate, hide plate lower part offers the thread groove of opening down setting, thread groove internal thread is connected with threaded rod, and threaded rod bottom end is connect with lower rotation in hiding slot;The threaded rod lower part is fixedly connected with first bevel gear, and second bevel gear is engaged on the left of first bevel gear, and second bevel gear left end is fixedly connected with shaft, and shaft left end is set across mainboard, and the outer end of shaft is fixedly connected with handle.The beneficial effects of the invention are as follows rotating bars to drive runner to rotate counterclockwise, then adjusting rod can be made to sequentially enter in each trough with straight angle, with the increase of right angle groove depth, the height of mainboard reduces therewith, can so realize the adjusting of mainboard height.
Description
Technical field
The present invention relates to board of education technical fields, and in particular to a kind of mobile teaching with stepped height regulatory function
Plate.
Background technology
Board of education, that is, be engaged in utensil used in education sector writing demonstration, usual board of education be located in classroom or
Plate face in meeting room with chalk or free ink pen written contents, plays the role of explanation demonstration.Therefore, board of education is in classroom
On importance it is self-evident.
Chinese patent(CN205358872U)A kind of Political Teaching plate is disclosed, which is provided with display board and writing
Plate, clipboard are connect with sliding slot, can pull knob as needed, slide clipboard, and the classmate for ensureing each position can see
The content write on clipboard is provided with blackboard eraser in front of clipboard, and blackboard eraser is connect with upper hopper chute, the position of blackboard eraser internal sponge layer
, freely slidable blackboard eraser position tangent with clipboard is put, the writing of plate surface is write in cleaning, is wrapped in the cotton of sponge layer surface
Layer top is provided with inlet opening, intakes at inlet opening, the writing for writing plate surface can thoroughly be cleaned, at display board
Hook and magnetic patch are provided with, available for hanging poster, fixed newspapers and periodicals are convenient to be shown explanation to Political Teaching content;
The configuration of the present invention is simple, it is convenient and practical, can thoroughly remove the writing of writing plate surface, water-writing plate and display board cooperate into
Row teaching, can reach better teaching efficiency.
The patent function is more, but simultaneously there is also some shortcomings, mobile board of education is obtained extensively with small
Using, but this is also a short slab simultaneously, due to its small volume, also there is the problem of plate body area is small, is caused using not
Just, the content shown required for one side can not be shown completely in many cases, makes the learning efficiency of learner reduce;It enjoys simultaneously
Board of education height regulative mode it is inconvenient, it is difficult to satisfy the use demand.
Invention content
It is above-mentioned to solve the purpose of the present invention is to provide a kind of mobile board of education with stepped height regulatory function
The problem of being proposed in background technology.
To achieve the above object, the present invention provides following technical solution:
A kind of mobile board of education with stepped height regulatory function, including bottom plate, baseplate underside be fixedly connected there are four roll
Wheel, the bottom plate upside are connected with mainboard by stepped height regulating device, and the stepped height regulating device includes supporting sleeve
It is fixedly connected on the upside of cylinder, stop sleeve bottom end and bottom plate, stop sleeve is internally provided with rotating bar, and rotating bar is erected at supporting sleeve
On cylinder side wall, runner is fixedly connected in the rotating bar, four trough with straight angle are uniformly provided on runner, the depth of trough with straight angle is pressed
It successively increases clockwise, being contacted in the trough with straight angle has adjusting rod, is fixedly connected on the downside of adjusting rod top and mainboard, described
The outer end of rotating bar is fixedly connected with head rod, and head rod is perpendicular with rotating bar;The head rod it is another
One end is fixedly connected with the second connecting rod, and the second connecting rod is arranged in parallel with rotating bar, and the outer cover of the second connecting rod is equipped with
Spacing collar, spacing collar right end is closed, and is connected between the second connecting rod right end and spacing collar by limit spring
It connects;Four limit holes are uniformly provided on the stop sleeve lateral wall, spacing collar is located in limit hole;It is opened on the mainboard
Hiding slot equipped with opening up setting is hidden in slot and is provided with hide plate, and hide plate lower part offers opening down setting
Thread groove, thread groove internal thread are connected with threaded rod, and threaded rod bottom end is connect with lower rotation in hiding slot;Under the threaded rod
Portion is fixedly connected with first bevel gear, is engaged with second bevel gear on the left of first bevel gear, second bevel gear left end is fixedly connected
There is shaft, shaft left end is set across mainboard, and the outer end of shaft is fixedly connected with handle.
It is as further effect of the present invention:Locking device is provided on the idler wheel.
As the present invention, further effect is:First limiting there are two symmetrically being opened up on the stop sleeve madial wall
Slot is provided with the first gag lever post in the first limiting slot, and the other end of the first gag lever post is fixedly connected with adjusting rod side wall.
As the present invention, further effect is:The diameter of second connecting rod is equal to the internal diameter of spacing collar.
As the present invention, further effect is:The outer diameter of the spacing collar is equal to the internal diameter of limit hole.
As the present invention, further effect is:It is symmetrically opened up on the hiding slot madial wall there are two limiting slot, limited
Gag lever post is provided in the slot of position, the gag lever post other end is fixedly connected with hide plate side wall.
As the present invention, further effect is:The contact position of the threaded rod and mainboard is provided with bearing.
The beneficial effects of the invention are as follows rotating bars to drive runner to rotate counterclockwise, then can sequentially enter adjusting rod each
In a trough with straight angle, with the increase of right angle groove depth, the height of mainboard reduces therewith, can so realize the tune of mainboard height
Section;When needing to rotate rotating bar, spacing collar is displaced outwardly, limit spring is compressed, makes spacing collar from limiting
It is removed in hole, you can rotating bar is rotated;Shaft drives second bevel gear rotation, second bevel gear driving driven wheel of differential
Rotation, driven wheel of differential drive threaded rod rotation, move upwards with the matched hide plate of threaded rod, removed out of hiding slot,
It is achieved thereby that the expansion of write area.
Description of the drawings
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the structure diagram of stepped height regulating device of the present invention;
Fig. 3 is the outside drawing of stepped height regulating device of the present invention;
Fig. 4 is the B direction views in Fig. 3 of the present invention;
Fig. 5 is the sectional view along A-A in Fig. 1 of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig.1-Fig. 5, in the embodiment of the present invention, a kind of mobile board of education with stepped height regulatory function,
Including bottom plate 1,1 downside of bottom plate is fixedly connected with four rolling 2, and 1 upside of bottom plate is connected by stepped height regulating device 4
There is mainboard 5, the stepped height regulating device 4 includes stop sleeve 401,401 bottom end of stop sleeve and the fixed company in 1 upside of bottom plate
It connects, stop sleeve 401 is internally provided with rotating bar 402, and rotating bar 402 is erected on 401 side wall of stop sleeve, the rotating bar
Runner 403 is fixedly connected on 402, four trough with straight angle 404 are uniformly provided on runner 403, the depth of trough with straight angle 04 presses up time
Needle direction successively increases, and being contacted in the trough with straight angle 404 has adjusting rod 405, and 405 top of adjusting rod is fixed with 5 downside of mainboard to be connected
It connects, when needing to change the height of mainboard 5, rotates rotating bar 402, rotating bar 402 drives runner 403 to rotate counterclockwise, then may be used
So that adjusting rod 405 is sequentially entered in each trough with straight angle 404, with the increase of 404 depth of trough with straight angle, the height of mainboard 5 with
Reduction, can so realize the adjusting of 5 height of mainboard;
It is symmetrically opened up on 401 madial wall of stop sleeve there are two the first limiting slot 406, is provided in the first limiting slot 406
First gag lever post 407, the other end of the first gag lever post 407 are fixedly connected with 405 side wall of adjusting rod, and the first gag lever post 407 is exchanged
Pole 405 is supported position-limiting action, and the lifting for making adjusting rod 405 is more steady.
The outer end of the rotating bar 402 is fixedly connected with head rod 409, head rod 409 and 402 phase of rotating bar
Vertically;The other end of the head rod 409 is fixedly connected with the second connecting rod 4010, the second connecting rod 4010 and rotating bar
02 is arranged in parallel, and the outer cover of the second connecting rod 4010 is equipped with spacing collar 4011, and 4011 right end of spacing collar is closed,
And it is connected between 4010 right end of the second connecting rod and spacing collar 4011 by limit spring 4012;The stop sleeve 401
Four limit holes 408 are uniformly provided on lateral wall, spacing collar 4011 is located in limit hole 408, in order to make runner 403 in work
It will not be rotated when making, then need to limit rotating bar 402, spacing collar 4011 be made to extend into limit using limit spring 4012
In the hole 408 of position, then spacing collar 4011 will not rotate;It is when needing to rotate rotating bar 402, spacing collar 4011 is outside
It is mobile, limit spring 4012 is compressed, spacing collar 4011 is made to be removed out of limit hole 408, you can to rotating bar 402 into
Row rotation.
The diameter of second connecting rod 4010 is equal to the internal diameter of spacing collar 4011.
The outer diameter of the spacing collar 4011 is equal to the internal diameter of limit hole 408.
The hiding slot 6 of opening up setting is offered on the mainboard 5, hides in slot 6 and is provided with hide plate 7, hide plate 7
Lower part offers the thread groove 8 of opening down setting, and 8 internal thread of thread groove is connected with threaded rod 9, and 9 bottom end of threaded rod is with hiding
Lower rotation connects in slot 6;9 lower part of threaded rod is fixedly connected with first bevel gear 11, and 11 left side of first bevel gear is engaged
There is second bevel gear 12,12 left end of second bevel gear is fixedly connected with shaft 13, and 13 left end of shaft is set across mainboard 5, and turns
The outer end of axis 13 is fixedly connected with handle 14, and when needing to expand the usable floor area of board of education, swing handle 14, handle 14 drives
Shaft 13 rotates, and shaft 13 drives second bevel gear 12 to rotate, and second bevel gear 12 drives driven wheel of differential 11 to rotate, from mantle
Gear 11 drives threaded rod 9 to rotate, and is moved upwards with 9 matched hide plate 7 of threaded rod, is removed from hiding slot 6 is interior, so as to real
The expansion of write area is showed.
Locking device 3 is provided on the idler wheel 2.
It is symmetrically opened up on 6 madial wall of hiding slot there are two limiting slot 15, gag lever post 16 is provided in limiting slot 15, limited
Position 16 other end of bar is fixedly connected with 7 side wall of hide plate.
The contact position of the threaded rod 9 and mainboard 5 is provided with bearing 10.
The present invention the course of work be:When needing to change the height of mainboard 5, rotating bar 402,402 band of rotating bar are rotated
Turn wheel 403 rotates counterclockwise, then adjusting rod 405 can be made to sequentially enter in each trough with straight angle 404, with trough with straight angle 404
The increase of depth, the height of mainboard 5 reduce therewith, can so realize the adjusting of 5 height of mainboard;In order to make runner 403 in work
It will not be rotated when making, then need to limit rotating bar 402, spacing collar 4011 be made to extend into limit using limit spring 4012
In the hole 408 of position, then spacing collar 4011 will not rotate;It is when needing to rotate rotating bar 402, spacing collar 4011 is outside
It is mobile, limit spring 4012 is compressed, spacing collar 4011 is made to be removed out of limit hole 408, you can to rotating bar 402 into
Row rotation;When needing to expand the usable floor area of board of education, swing handle 14, handle 14 drives shaft 13 to rotate, 13 band of shaft
Dynamic second bevel gear 12 rotates, and second bevel gear 12 drives driven wheel of differential 11 to rotate, and driven wheel of differential 11 drives 9 turns of threaded rod
It is dynamic, it moves upwards, is removed from hiding slot 6 is interior, it is achieved thereby that the expansion of write area with 9 matched hide plate 7 of threaded rod.
It is obvious to a person skilled in the art that the present invention is not limited to the details of above-mentioned exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requirement rather than above description limit, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference numeral in claim should not be considered as to the involved claim of limitation.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (7)
1. a kind of mobile board of education with stepped height regulatory function, including bottom plate, there are four baseplate underside is fixedly connected
Idler wheel, which is characterized in that mainboard is connected with by stepped height regulating device on the upside of the bottom plate, the stepped height adjusts dress
It puts including stop sleeve, stop sleeve bottom end and bottom plate upside are fixedly connected, and stop sleeve is internally provided with rotating bar, rotating bar
It is erected on stop sleeve side wall, runner is fixedly connected in the rotating bar, four trough with straight angle are uniformly provided on runner, directly
The depth of chamfered groove successively increases in the direction of the clock, and being contacted in the trough with straight angle has adjusting rod, adjusting rod top and mainboard downside
It is fixedly connected, the outer end of the rotating bar is fixedly connected with head rod, and head rod is perpendicular with rotating bar;Described
The other end of one connecting rod is fixedly connected with the second connecting rod, and the second connecting rod is arranged in parallel with rotating bar, and the second connecting rod
Outer cover be equipped with spacing collar, spacing collar right end is closed, and is passed through between the second connecting rod right end and spacing collar
Limit spring is connected;Four limit holes are uniformly provided on the stop sleeve lateral wall, spacing collar is located in limit hole;
The hiding slot of opening up setting is offered on the mainboard, hides in slot and is provided with hide plate, hide plate lower part offers out
The thread groove of mouth down setting, thread groove internal thread are connected with threaded rod, and threaded rod bottom end is connect with lower rotation in hiding slot;
The threaded rod lower part is fixedly connected with first bevel gear, and second bevel gear, second bevel gear are engaged on the left of first bevel gear
Left end is fixedly connected with shaft, and shaft left end is set across mainboard, and the outer end of shaft is fixedly connected with handle.
A kind of 2. mobile board of education with stepped height regulatory function according to claim 1, which is characterized in that institute
It states and locking device is provided on idler wheel.
A kind of 3. mobile board of education with stepped height regulatory function according to claim 1, which is characterized in that institute
It states and is symmetrically opened up on stop sleeve madial wall there are two the first limiting slot, be provided with the first gag lever post in the first limiting slot, first
The other end of gag lever post is fixedly connected with adjusting rod side wall.
A kind of 4. mobile board of education with stepped height regulatory function according to claim 1, which is characterized in that institute
The diameter for stating the second connecting rod is equal to the internal diameter of spacing collar.
A kind of 5. mobile board of education with stepped height regulatory function according to claim 4, which is characterized in that institute
The outer diameter for stating spacing collar is equal to the internal diameter of limit hole.
A kind of 6. mobile board of education with stepped height regulatory function according to claim 1, which is characterized in that institute
Limiting slot there are two symmetrically being opened up on hiding slot madial wall is stated, gag lever post is provided in limiting slot, the gag lever post other end is with hiding
Plate side wall is fixedly connected.
A kind of 7. mobile board of education with stepped height regulatory function according to claim 6, which is characterized in that institute
The contact position for stating threaded rod and mainboard is provided with bearing.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711197480.5A CN108162636A (en) | 2017-11-25 | 2017-11-25 | A kind of mobile board of education with stepped height regulatory function |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711197480.5A CN108162636A (en) | 2017-11-25 | 2017-11-25 | A kind of mobile board of education with stepped height regulatory function |
Publications (1)
Publication Number | Publication Date |
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CN108162636A true CN108162636A (en) | 2018-06-15 |
Family
ID=62527687
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Application Number | Title | Priority Date | Filing Date |
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CN201711197480.5A Pending CN108162636A (en) | 2017-11-25 | 2017-11-25 | A kind of mobile board of education with stepped height regulatory function |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111772287A (en) * | 2020-08-11 | 2020-10-16 | 黎明职业大学 | Clothing folding device |
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CN104890415A (en) * | 2015-05-25 | 2015-09-09 | 张志通 | Height-adjustable teaching blackboard |
CN205800583U (en) * | 2016-03-16 | 2016-12-14 | 吉林工商学院 | The multi-functional blackboard that a kind of Course Business Management Teaching uses |
CN206333615U (en) * | 2016-08-30 | 2017-07-18 | 兰州城市学院 | A kind of education and instruction trainer |
CN206499190U (en) * | 2016-09-14 | 2017-09-19 | 陕西职业技术学院 | A kind of Multifunctional blackboard with hide plate structure |
CN206544414U (en) * | 2016-11-21 | 2017-10-10 | 山东省益都师范学校附属小学 | A kind of portable English teaching board |
CN107264173A (en) * | 2017-07-07 | 2017-10-20 | 湖北物连网智能用品有限公司 | A kind of artistic creation palette rack with tilt adjustable and locomotive function |
CN107344465A (en) * | 2017-08-10 | 2017-11-14 | 苏州艾虎数码科技有限公司 | A kind of education for computer board of education |
CN107351575A (en) * | 2017-08-28 | 2017-11-17 | 任国平 | A kind of teaching board of education with height lock function |
-
2017
- 2017-11-25 CN CN201711197480.5A patent/CN108162636A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104890415A (en) * | 2015-05-25 | 2015-09-09 | 张志通 | Height-adjustable teaching blackboard |
CN205800583U (en) * | 2016-03-16 | 2016-12-14 | 吉林工商学院 | The multi-functional blackboard that a kind of Course Business Management Teaching uses |
CN206333615U (en) * | 2016-08-30 | 2017-07-18 | 兰州城市学院 | A kind of education and instruction trainer |
CN206499190U (en) * | 2016-09-14 | 2017-09-19 | 陕西职业技术学院 | A kind of Multifunctional blackboard with hide plate structure |
CN206544414U (en) * | 2016-11-21 | 2017-10-10 | 山东省益都师范学校附属小学 | A kind of portable English teaching board |
CN107264173A (en) * | 2017-07-07 | 2017-10-20 | 湖北物连网智能用品有限公司 | A kind of artistic creation palette rack with tilt adjustable and locomotive function |
CN107344465A (en) * | 2017-08-10 | 2017-11-14 | 苏州艾虎数码科技有限公司 | A kind of education for computer board of education |
CN107351575A (en) * | 2017-08-28 | 2017-11-17 | 任国平 | A kind of teaching board of education with height lock function |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111772287A (en) * | 2020-08-11 | 2020-10-16 | 黎明职业大学 | Clothing folding device |
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PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
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RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20180615 |