CN207704694U - A kind of primary school's numeral teaching apparatus - Google Patents
A kind of primary school's numeral teaching apparatus Download PDFInfo
- Publication number
- CN207704694U CN207704694U CN201721463727.9U CN201721463727U CN207704694U CN 207704694 U CN207704694 U CN 207704694U CN 201721463727 U CN201721463727 U CN 201721463727U CN 207704694 U CN207704694 U CN 207704694U
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- CN
- China
- Prior art keywords
- shell
- flap
- face
- turntable
- primary school
- Prior art date
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Abstract
The utility model discloses a kind of primary school's numeral teaching apparatus, shell including being provided with cavity, the rear end of shell is provided with the fixed mechanism that can be erect shell on the table, the cleaning mechanism of dust on turntable can be cleaned by being provided on shell, fixed mechanism includes strut of the rear end face close to lower end position for being fixedly mounted on shell, the rear end of strut is rotatablely connected with flap, it is provided with movable block on flap, what movable block was slidedly assemblied in that the length direction of flap upper edge flap opens up can accommodate in the sliding slot of movable block.The setting of shell not only may be implemented in the utility model, but also need not dismantle and can be cleaned to flap, easy to operation, time saving and energy saving.
Description
Technical field
The utility model is a kind of primary school's numeral teaching apparatus, belongs to assistant teaching aid apparatus field.
Background technology
In the prior art, in primary school teaching, using flexible teaching method so that student can generate study dense
Thick interest, makes up to and teaches through lively activities, the effect got twice the result with half the effort, for effect caused by mathematical education this teaching method
More very, it enjoys great popularity between teacher and student.
Existing primary school teaching apparatus, which needs to hold, to be used, and can not be erect on the table, use it is time-consuming and laborious, not
It can not be also fixed when use, teaching aid is caused to fall and damage, reduce service life, existing primary school teaching apparatus is long
After time use, the word on turntable can be covered by dust, and identification is unclear, is cleaned, and be needed when being cleaned to turntable
It is cleaned by disassembling shell, then to turntable, cleaning is complicated, and using effect is poor.
Invention content
The technical problems to be solved in the utility model is to overcome above-mentioned deficiency in the prior art, and providing one kind can be in desktop
Upper setting and primary school's numeral teaching apparatus that dust on turntable can be cleaned without dismounting.
To solve the above-mentioned problems, the utility model uses following technical scheme:A kind of primary school's numeral teaching apparatus, including
It is provided with the shell of cavity, the rear end of shell is provided with the fixed mechanism that can be erect shell on the table, is arranged on shell
The cleaning mechanism of dust on turntable can be cleaned by having, and fixed mechanism includes being fixedly mounted on the rear end face of shell close to lower end position
Strut, the rear end of strut is rotatablely connected with flap, movable block is provided on flap, movable block is slidedly assemblied in flap upper edge and turns
What the length direction of plate opened up can accommodate in the sliding slot of movable block.
It is that the utility model advanced optimizes said program below:It offers and holds on the lower face of the movable block
Slot is provided with kelly in containing tank, spring is connected between the upper end of kelly and the top of containing tank.
It advanced optimizes:The lower face of the flap is provided with sucker.
It advanced optimizes:The upper end of the movable block is rotatably connected to bull stick across flap, the upper end of bull stick and shell
Rear end face is rotatablely connected.
It advanced optimizes:The cleaning mechanism includes the turntable of setting inside the shell, and turntable coaxially lean on inside the shell by assembly
The position of nearly rear end face.
It advanced optimizes:The front end face of the turntable is coaxially equipped with loop bar, and it is type that the front end of loop bar, which offers section,
The cavity of type structure.
It advanced optimizes:The outer, coaxial of the loop bar is equipped with hollow stem, is offered on the front end face of hollow stem symmetrical
Two card slots being arranged.
It advanced optimizes:The symmetrically arranged cleaning that can clean turntable is installed on the rear end face of the hollow stem
Brush.
It advanced optimizes:Round bar is coaxially equipped in the cavity, one end of round bar extends to the front end face outer one of shell
Set a distance.
When teacher imparts knowledge to students, teacher presses up sucker, and sucker, which moves up, drives kelly to move up, and blocks
Bar moves up extruding spring, and when kelly moves upward out corresponding fixed groove, teacher stops pressing sucker;
Then teacher holds flap, because flap is connected with strut by shaft, teacher can rotate around shaft
Flap, because bull stick is connected with shell by axis pin, flap rotation drives bar rotation, turns because movable block is mounted on
In plate, bull stick is arranged in movable block upper end, and bull stick is connected with movable block by rotation axis, so bar rotation drives movable block
It moves forward, when flap turns to suitable position, teacher stops operating flap, is placed the design achieves vertical when in use
Shell does not need teacher and holds use, time saving and energy saving;
When teacher imparts knowledge to students, teacher holds round bar and rotates, and round bar rotation drives loop bar rotation, loop bar rotation to drive
Turntable rotates, and when turntable turns to suitable position, teacher stops operating round bar;
When the dust adhered on turntable is more, teacher moves backward round bar, and round bar, which moves backward, drives strip to move back
It is dynamic, while round bar moves backward and can be achieved to be separated with loop bar;
When round bar moves backward to suitable position, it can be achieved that strip is moved on the card slot of hollow stem, then teacher stops
It only moves round bar and rotates round bar, round bar rotation drives hollow stem rotation, because after two cleaning brush are symmetrically mounted on hollow stem
End, so hollow stem rotation drives cleaning brush to be rotated around hollow stem, cleaning brush rotation can be achieved to carry out turntable front end face clear
Clean, which avoids dust from covering the word on turntable, cleaning is simple, enhances using effect convenient for being cleaned to turntable
Fruit.
The utility model because of addition strut, sucker, flap, kelly, spring, movable block and bull stick, the design achieves
It places shell vertically when in use, does not need teacher and hold use, it is time saving and energy saving, shell is fixed on the table when not in use,
It avoids falling and damage, extend service life, solve existing primary school teaching apparatus and need to hold use, can not erect
On the table, it uses time-consuming and laborious, can not also be fixed when not in use, cause teaching aid to fall and damage, subtract
The problem of few service life;
The utility model is convenient for because of addition turntable, cleaning brush, round bar, strip, loop bar and hollow stem, the design to turntable
It is cleaned, avoids dust from covering the word on turntable, cleaning is simple, enhances using effect, solves existing primary school
After teaching aid long-time use, the word on turntable can be covered by dust, identification it is unclear, cleaned, to turntable into
It is needed disassembling shell when row cleaning, then turntable is cleaned, cleaning is complicated, the problem of using effect difference;
The utility model is because adding sliding slot, and easy to remove piece of horizontal displacement of the design, because adding containing tank, which improves
Space availability ratio, because adding kelly, the design achieves shrinking kelly, because of addition sliding slot and draw runner, the design achieves
Round bar drives loop bar rotation, and because adding groove, the design achieves separation round bar and loop bars, and because adding card slot, which realizes
Round bar drives hollow stem rotation, and because adding circular hole, which is convenient for round bar horizontal displacement, and the utility model is easy to use, just
Time saving and energy saving in operation, using effect is strong.
The utility model is described in further detail with reference to the accompanying drawings and examples.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model in embodiment;
Fig. 2 is the schematic diagram of the utility model fixed mechanism in force;
Fig. 3 is the schematic diagram of the utility model cleaning mechanism in force.
In figure:1- fixed mechanisms;2- cleaning mechanisms;3- shells;11- struts;12- suckers;13- flaps;14- kellies;15-
Spring;16- movable blocks;17- bull sticks;18- containing tanks;19- sliding slots;21- turntables;22- cleaning brush;23- round bars;24- strips;
25- loop bars;26- hollow stems;27- card slots;28- cavitys.
Specific implementation mode
Embodiment, as shown in Figure 1-Figure 3, a kind of primary school's numeral teaching apparatus, including it is provided with the shell 3 of cavity, shell 3
Rear end be provided with shell 3 can be erect to fixed mechanism 1 on the table, be provided on shell 3 can clean it is grey on turntable
The cleaning mechanism 2 of dirt.
The fixed mechanism 1 includes strut 11 of the rear end face close to lower end position for being fixedly mounted on shell 3, strut 11
Rear end is rotatably connected to flap 13 by shaft.
Movable block 16 is provided on the flap 13, movable block 16 is slidedly assemblied in the length side of 13 upper edge flap 13 of flap
Into the sliding slot 19 that can accommodate movable block 16 opened up.
The position opposite with sliding slot 19 offers along the axis of sliding slot 19 run through respectively on the upper and lower end face of the flap 13
The rectangular channel of the upper and lower end face of flap 13.
Containing tank 18 is offered on the lower face of the movable block 16, and kelly 14 is provided in containing tank 18, kelly 14
Spring 15 is connected between upper end and the top of containing tank 18.
The lower face of the flap 13 is provided with sucker 12, and the upper end of sucker 12 passes through the rectangular channel on 13 lower face of flap
It is fixedly connected with kelly 14.
The upper end of the movable block 16 passes through the rectangular channel on 13 upper surface of flap and is rotatably connected to by rotation axis
The upper end of bar 17, bull stick 17 is rotatablely connected by the rear end face of axis pin and shell 3.
Position on the bottom surface of the sliding slot 19 by two close end offers the fixed groove that can accommodate kelly 14 respectively, works as card
When bar 14 is moved at corresponding fixed groove, kelly 14 is pushed into corresponding fixed groove by spring 15, is realized to kelly 14
Fixation, then realize the fixation to movable block 16, shell 3 made to keep present state.
The cleaning mechanism 2 includes the turntable 21 being arranged in shell 3, and turntable 21 is assemblied in shell by concentric rotation axis
Close to the position of rear end face in 3.
The front end face of the turntable 21 is coaxially equipped with loop bar 25, and it is convex structure that the front end of loop bar 25, which offers section,
Cavity 28.
The outer, coaxial of the loop bar 25 is equipped with hollow stem 26, and hollow stem 26 is connected with shell 3 by bearing, hollow
Symmetrically arranged two card slots 27 are offered on the front end face of bar 26.
The symmetrically arranged cleaning brush 22 that can clean turntable 21 is installed on the rear end face of the hollow stem 26, in
The rotation of empty bar 26 drives the rotation of two cleaning brush 22 to realize the cleaning to cleaning turntable 21.
Round bar 23 is coaxially equipped in the cavity 28, one end of round bar 23 extends to the outer spacing of front end face of shell 3
From, and the front end of shell 3 is equipped with the circular hole that can accommodate round bar 23.
Position in the cavity 28 by front end offers symmetrically arranged two sliding slots, round bar along the axis of loop bar 25
It is installed with the draw runner being used cooperatively with two sliding slots close to the position of rear end on 23 excircle, the rotation of round bar 23 passes through cunning
The cooperation of slot and draw runner drives cavity 28 to rotate, and then hollow stem 26 is driven to rotate.
At least two strips 24 being used cooperatively with card slot 27 are coaxially equipped on the round bar 23.
When teacher imparts knowledge to students, teacher presses up sucker 12, and sucker 12, which moves up, drives kelly 14 upward
Mobile, kelly 14, which moves up, squeezes spring 15, and when kelly 14 moves upward out corresponding fixed groove, teacher stops pressing and inhales
Disk 12;
Then teacher holds flap 13 because flap 13 is connected with strut 11 by shaft, teacher can around turn
Shaft rotation turn plate 13, because bull stick 17 is connected with shell 3 by axis pin, the rotation of flap 13 drives bull stick 17 to rotate, because
It is mounted in flap 13 for movable block 16, the setting of bull stick 17 passes through rotation axis in 16 upper end of movable block, bull stick 17 with movable block 16
It is connected, so the rotation of bull stick 17 drives movable block 16 to move forward, when flap 13 turns to suitable position, teacher stops turning
Turn plate 13 does not need teacher and holds use the design achieves shell 3 is placed vertically when in use, time saving and energy saving;
When teacher imparts knowledge to students, teacher holds round bar 23 and rotates, and the rotation of round bar 23 drives loop bar 25 to rotate, loop bar 25
Rotation drives turntable 21 to rotate, and when turntable 21 turns to suitable position, teacher stops operating round bar 23;
When the dust adhered on turntable 21 is more, teacher moves backward round bar 23, and round bar 23 moves backward drive strip
24 move backward, while round bar 23 moves backward and can be achieved to be separated with loop bar 25;
When round bar 23 moves backward to suitable position, it can be achieved that strip 24 is moved on the card slot 27 of hollow stem 26, so
Teacher stops mobile round bar 23 and rotates round bar 23 afterwards, and the rotation of round bar 23 drives hollow stem 26 to rotate, because of two cleaning brush 22
It is symmetrically mounted on 26 rear end of hollow stem, so the rotation of hollow stem 26 drives cleaning brush 22 to be rotated around hollow stem 26, cleaning brush 22
Rotation can be achieved to clean 21 front end face of turntable, which avoids dust from covering turntable convenient for being cleaned to turntable 21
Word on 21, cleaning is simple, enhances using effect.
The utility model because of addition strut, sucker, flap, kelly, spring, movable block and bull stick, the design achieves
It places shell vertically when in use, does not need teacher and hold use, it is time saving and energy saving, shell is fixed on the table when not in use,
It avoids falling and damage, extend service life, solve existing primary school teaching apparatus and need to hold use, can not erect
On the table, it uses time-consuming and laborious, can not also be fixed when not in use, cause teaching aid to fall and damage, subtract
The problem of few service life;
The utility model is convenient for because of addition turntable, cleaning brush, round bar, strip, loop bar and hollow stem, the design to turntable
It is cleaned, avoids dust from covering the word on turntable, cleaning is simple, enhances using effect, solves existing primary school
After teaching aid long-time use, the word on turntable can be covered by dust, identification it is unclear, cleaned, to turntable into
It is needed disassembling shell when row cleaning, then turntable is cleaned, cleaning is complicated, the problem of using effect difference;
The utility model is because adding sliding slot, and easy to remove piece of horizontal displacement of the design, because adding containing tank, which improves
Space availability ratio, because adding kelly, the design achieves shrinking kelly, because of addition sliding slot and draw runner, the design achieves
Round bar drives loop bar rotation, and because adding groove, the design achieves separation round bar and loop bars, and because adding card slot, which realizes
Round bar drives hollow stem rotation, and because adding circular hole, which is convenient for round bar horizontal displacement, and the utility model is easy to use, just
Time saving and energy saving in operation, using effect is strong.
Claims (9)
1. a kind of primary school's numeral teaching apparatus, including it is provided with the shell of cavity(3), it is characterised in that:Shell(3)Rear end set
Being equipped with can be by shell(3)Erect fixed mechanism on the table(1), shell(3)On be provided with and can clean dust on turntable
Cleaning mechanism(2), fixed mechanism(1)Including being fixedly mounted on shell(3)Rear end face close to lower end position strut(11),
Strut(11)Rear end and flap(13)Rotation connection, flap(13)On be provided with movable block(16), movable block(16)Sliding dress
Fit over flap(13)Upper edge flap(13)Length direction open up can accommodate movable block(16)Sliding slot(19)It is interior.
2. a kind of primary school's numeral teaching apparatus according to claim 1, it is characterised in that:The movable block(16)Lower end
Containing tank is offered on face(18), containing tank(18)Inside it is provided with kelly(14), kelly(14)Upper end and containing tank(18)'s
Spring is connected between top(15).
3. a kind of primary school's numeral teaching apparatus according to claim 2, it is characterised in that:The flap(13)Lower face
It is provided with sucker(12).
4. a kind of primary school's numeral teaching apparatus according to claim 3, it is characterised in that:The movable block(16)Upper end
Across flap(13)It is rotatably connected to bull stick(17), bull stick(17)Upper end and shell(3)Rear end face rotation connection.
5. a kind of primary school's numeral teaching apparatus according to claim 4, it is characterised in that:The cleaning mechanism(2)Including
It is arranged in shell(3)Interior turntable(21), turntable(21)Coaxially it is assemblied in shell(3)The position of interior close rear end face.
6. a kind of primary school's numeral teaching apparatus according to claim 5, it is characterised in that:The turntable(21)Front end face
Coaxially it is equipped with loop bar(25), loop bar(25)Front end offer section be convex structure cavity(28).
7. a kind of primary school's numeral teaching apparatus according to claim 6, it is characterised in that:The loop bar(25)Outside it is same
Axis is equipped with hollow stem(26), hollow stem(26)Front end face on offer symmetrically arranged two card slots(27).
8. a kind of primary school's numeral teaching apparatus according to claim 7, it is characterised in that:The hollow stem(26)Rear end
Being installed on face symmetrically arranged can clean turntable(21)Cleaning brush(22).
9. a kind of primary school's numeral teaching apparatus according to claim 8, it is characterised in that:The cavity(28)Interior coaxial dress
Equipped with round bar(23), round bar(23)One end extend to shell(3)The outer certain distance of front end face.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721463727.9U CN207704694U (en) | 2017-11-06 | 2017-11-06 | A kind of primary school's numeral teaching apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721463727.9U CN207704694U (en) | 2017-11-06 | 2017-11-06 | A kind of primary school's numeral teaching apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207704694U true CN207704694U (en) | 2018-08-07 |
Family
ID=63022123
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721463727.9U Expired - Fee Related CN207704694U (en) | 2017-11-06 | 2017-11-06 | A kind of primary school's numeral teaching apparatus |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207704694U (en) |
-
2017
- 2017-11-06 CN CN201721463727.9U patent/CN207704694U/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 | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180807 Termination date: 20211106 |