CN207496328U - A kind of low stain high flexibility blackboard for teaching - Google Patents
A kind of low stain high flexibility blackboard for teaching Download PDFInfo
- Publication number
- CN207496328U CN207496328U CN201621418724.9U CN201621418724U CN207496328U CN 207496328 U CN207496328 U CN 207496328U CN 201621418724 U CN201621418724 U CN 201621418724U CN 207496328 U CN207496328 U CN 207496328U
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- CN
- China
- Prior art keywords
- blackboard
- hole slot
- high flexibility
- blackboard body
- low stain
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Abstract
The utility model discloses a kind of low stain high flexibility blackboard for teaching, and including blackboard body, on the track of both sides, blackboard body can be slided along track for blackboard body integral installation, and the track is fixed on metope；The two bottom sides of blackboard body set up separately there are one the first hole slot, and the head of the screw rod by motor driving rotation is stretched into each first hole slot, and the screw rod passes through the thread bush being fixed on metope, and the external screw thread of screw rod and the screw-internal thread fit of thread bush use；The top both sides of blackboard body are set up separately there are one the second hole slot, are provided with compression spring in the second hole slot, and the fixed frame above one end of compression spring and blackboard body is affixed, and the bottom of the other end and the second hole slot is affixed.
Description
Technical field
The utility model is related to teaching equipment fields, and in particular to a kind of low stain high flexibility blackboard for teaching.
Background technology
Blackboard is the convenient tool in teaching, and traditional blackboard often can not highly be adjusted, it is impossible to according to the height of user
Degree carrys out flexible modulation, although occurring some height-adjustable blackboards in the market, often there are nothings for these new type blackboards
Bite easily occurs when adjusting height for method motorized adjustment, the problems such as power consumption is higher.In addition, the dust that using chalk when generates is
One more serious indoor pollution source, it is therefore desirable to which a kind of effective dust absorbing device mitigates this pollution, ensures to make
The health of user.
Utility model content
In view of the above-mentioned problems, the utility model provides a kind of low stain high flexibility blackboard for teaching.
The purpose of this utility model is realized using following technical scheme：
A kind of low stain high flexibility blackboard for teaching, including blackboard body, blackboard body integral installation is in the rail of both sides
On road, blackboard body can be slided along track, and the track is fixed on metope；The two bottom sides of blackboard body set up that there are one the separately
One hole slot, the head of the screw rod by motor driving rotation is stretched into each first hole slot, and the screw rod is passed through and is fixed on metope
Thread bush, the screw-internal thread fit of the external screw thread of screw rod and thread bush uses；The top both sides of blackboard body set up that there are one the separately
Two hole slots, are provided with compression spring in the second hole slot, and the fixed frame above one end of compression spring and blackboard body is affixed, another
End is affixed with the bottom of the second hole slot.
Preferably, the both sides of the thread bush are connected with flank, and flank is fixed in by bolt on metope.
Preferably, first hole slot and the second hole slot are the round hole slot of the inner wall smooth of non-through property.
Preferably, the track per side is fixed in by 4 bolts on metope.
Preferably, the fixed frame is fixed on metope, and the both ends of compression spring pass through shackle and fixed frame and the respectively
The bottom of two hole slots is affixed.
Preferably, 2 motors are electrically connected with the controller, and controller is fixed on the metope below blackboard body, control
Rising, stopping and declines button are provided on device processed.
Preferably, in the surrounding of blackboard main body the framed type of protrusion convex edge, circulating line is embedded in convex edge, annular
Pipeline each extends over out suction inlet short tube and multiple lower suction inlet short tubes on multiple on upper convex edge and lower convex edge, wherein upper suction inlet short tube
Opening down, lower suction inlet short tube is opening up.
Preferably, the circulating line is connected at upper convex edge by pipeline with dedusting box, is placed in dedusting box active
Charcoal, dedusting box are connected by pipeline with suction ventilator, and the outlet of suction ventilator is discharged into outside atmosphere.
Preferably, blackboard body is provided with sliding slot at the cooperation with track, and protrusion is sticked in sliding slot on track
Clamping block, blackboard body realize slip in orbit by the cooperation of sliding slot and clamping block.
The beneficial effects of the utility model are：It can realize that the electronic height of blackboard is adjusted, save manpower, while structure letter
It is single practical, by set compression spring can blackboard the possibility of bite occur during decline reduce, and run electric
It consumes relatively low；And the setting of suction ventilator, dedusting box can effectively reduce house dust pollution when writing.
Description of the drawings
Using attached drawing, the utility model is described in further detail, but the embodiment in attached drawing is not formed to the utility model
Any restrictions, without creative efforts, can also be according to following attached for those of ordinary skill in the art
Figure obtains other attached drawings.
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the view in track and blackboard body the A-A directions along Fig. 1；
Fig. 3 is the convex edge outside schematic diagram of frame-type.
Reference numeral：Blackboard body -1；Track -2；Sliding slot -3；Clamping block -4；First hole slot -5；Motor -6；Screw rod -7；
Thread bush -8；Second hole slot -9；Compression spring -10；Fixed frame -11；Flank -12；Controller -13；Convex edge -14；Circulating line-
15；Upper suction inlet short tube -16；Lower suction inlet short tube -17；Dedusting box -18；Suction ventilator -19.
Specific embodiment
The utility model is further described with the following Examples.
A kind of low stain high flexibility blackboard for teaching as shown in Figs. 1-2, including blackboard body 1, blackboard body 1 is whole
On the track 2 of both sides, blackboard body 1 can be slided along track 2, and track 2 is fixed on metope 2.Preferably, blackboard body
1 is provided with sliding slot 3 at the cooperation with track 2, and protrusion has the clamping block 4 being sticked in sliding slot 3 on track 2, and blackboard body 1 is logical
It crosses sliding slot 3 and the slip on track 2 is realized in the cooperation of clamping block 4.Track 2 per side is fixed in metope by 4 bolts
On.
The two bottom sides of blackboard body 1 set up separately there are one the first hole slot 5, stretch into each first hole slot 5 and are driven by motor 6
The head of the screw rod 7 of rotation, screw rod 7 pass through the thread bush 8 being fixed on metope, the external screw thread of screw rod 7 and the interior spiral shell of thread bush 8
Line is used cooperatively.The top both sides of blackboard body 1 are set up separately there are one the second hole slot 9, and compression spring is provided in the second hole slot 9
10, the fixed frame 11 of one end and 1 top of blackboard body of compression spring 10 is affixed, and the bottom of the other end and the second hole slot 9 is affixed.
Wherein, the original length of compression spring 10 should long enough, to ensure that it applies downward pressure to blackboard body 1 always.Its
The left part of middle Fig. 1 is sectional view.
2 motors 6 are electrically connected with controller 13, and controller 13 is fixed on the metope of 1 lower section of blackboard body, controller 13
On be provided with rising, stopping and declines button.
Preferably, the both sides of thread bush 8 are connected with flank 12, and flank 12 is fixed in by bolt on metope.
Preferably, the first hole slot 5 and the second hole slot 9 are the round hole slot of the inner wall smooth of non-through property.
Preferably, fixed frame 11 is fixed on metope, the both ends of compression spring 10 respectively by shackle and fixed frame 11 and
The bottom of second hole slot 9 is affixed.
When the utility model is used, the rising button on controller 13 is pressed, two motors 6 action drives both sides simultaneously
Screw rod 7 rotates simultaneously, so that screw rod 7 moves upwards under the cooperation of thread bush 8, so as to lift blackboard body 1, reaches required
Stop button is pressed during height.When pressing declines button, screw rod 7 reversely screws out downwards, and blackboard body 1 is in dead weight and pressure bullet
Slowly decline under the pressure of spring 10, and the pressure of compression spring 10 can ensure the generation of bite during the decline of blackboard body 1
Possibility reduces.
As shown in figure 3, in the surrounding of blackboard main body 1 the framed type of protrusion convex edge 14, be embedded with annular in convex edge 14
Pipeline 15, circulating line 15 each extend over out suction inlet short tube 16 and multiple lower suction inlet short tubes on multiple on upper convex edge and lower convex edge
17, wherein upper suction inlet short tube 16 is opening down, lower suction inlet short tube 17 is opening up.
Circulating line 15 is connected at upper convex edge by pipeline with dedusting box 18, is placed with activated carbon in dedusting box 18, is removed
Dirt box 18 is connected by pipeline with suction ventilator 19, and the outlet of suction ventilator 19 is discharged into outside atmosphere.Suction ventilator 19 uses low-power type
Suction ventilator is powered by alternating current or internal battery, is provided with startup and stop button (not shown).The dust-extraction unit
By suction ventilator and the dedusting function of activated carbon, start the device when writing, can effectively absorb the dust pollution of chalk generation.
Finally it should be noted that above example is only to illustrate the technical solution of the utility model rather than to this reality
With the limitation of novel protected range, although being explained in detail with reference to preferred embodiment to the utility model, this field it is general
Lead to it will be appreciated by the skilled person that can be modified or replaced equivalently to the technical solution of the utility model, without departing from this
The spirit and scope of utility model technical solution.
Claims (9)
1. a kind of low stain high flexibility blackboard for teaching, including blackboard body, it is characterized in that, blackboard body integral installation is two
On the track of side, blackboard body can be slided along track, and the track is fixed on metope；The two bottom sides of blackboard body are arranged with
One the first hole slot, the head of the screw rod by motor driving rotation is stretched into each first hole slot, and the screw rod is passed through and is fixed in
Thread bush on metope, the external screw thread of screw rod and the screw-internal thread fit of thread bush use；The top both sides of blackboard body are arranged with
One the second hole slot, is provided with compression spring in the second hole slot, and the fixed frame above one end of compression spring and blackboard body is consolidated
It connects, the bottom of the other end and the second hole slot is affixed.
2. a kind of low stain high flexibility blackboard for teaching according to claim 1, it is characterized in that, the two of the thread bush
Side is connected with flank, and flank is fixed in by bolt on metope.
3. a kind of low stain high flexibility blackboard for teaching according to claim 1 or 2, it is characterized in that, first hole
Slot and the second hole slot are the round hole slot of the inner wall smooth of non-through property.
4. a kind of low stain high flexibility blackboard for teaching according to claim 1, it is characterized in that, the track per side leads to
4 bolts are crossed to be fixed on metope.
5. a kind of low stain high flexibility blackboard for teaching according to claim 4, it is characterized in that, the fixed frame is affixed
On metope, the bottom of the both ends of compression spring respectively by shackle and fixed frame and the second hole slot is affixed.
6. a kind of low stain high flexibility blackboard for teaching according to claim 1, it is characterized in that, 2 motors with
Controller is electrically connected, and controller is fixed on the metope below blackboard body, be provided on controller rising, stopping and decline by
Button.
7. a kind of low stain high flexibility blackboard for teaching according to claim 1, it is characterized in that, the four of blackboard main body
The convex edge of the framed type of protrusion, is embedded with circulating line, circulating line prolongs respectively on upper convex edge and lower convex edge in convex edge on week
Multiple upper suction inlet short tubes and multiple lower suction inlet short tubes are stretched out, wherein upper suction inlet short tube is opening down, lower suction inlet short tube is opening up.
8. a kind of low stain high flexibility blackboard for teaching according to claim 7, it is characterized in that, the circulating line exists
It being connected at upper convex edge by pipeline with dedusting box, activated carbon is placed in dedusting box, dedusting box is connected by pipeline with suction ventilator,
The outlet of suction ventilator is discharged into outside atmosphere.
9. a kind of low stain high flexibility blackboard for teaching according to claim 1, it is characterized in that, blackboard body with rail
Sliding slot is provided at the cooperation in road, protrusion has the clamping block being sticked in sliding slot on track, and blackboard body is by sliding slot with engaging
Slip in orbit is realized in the cooperation of block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621418724.9U CN207496328U (en) | 2016-12-22 | 2016-12-22 | A kind of low stain high flexibility blackboard for teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621418724.9U CN207496328U (en) | 2016-12-22 | 2016-12-22 | A kind of low stain high flexibility blackboard for teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207496328U true CN207496328U (en) | 2018-06-15 |
Family
ID=62496016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621418724.9U Active CN207496328U (en) | 2016-12-22 | 2016-12-22 | A kind of low stain high flexibility blackboard for teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207496328U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112895797A (en) * | 2019-11-19 | 2021-06-04 | 上海蒙恩思文化传播有限公司 | Drawing board beneficial to intelligence development of children |
-
2016
- 2016-12-22 CN CN201621418724.9U patent/CN207496328U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112895797A (en) * | 2019-11-19 | 2021-06-04 | 上海蒙恩思文化传播有限公司 | Drawing board beneficial to intelligence development of children |
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