CN209409668U - A kind of English teaching blackboard Wet-dry water conservancy diversion dust-extraction unit - Google Patents
A kind of English teaching blackboard Wet-dry water conservancy diversion dust-extraction unit Download PDFInfo
- Publication number
- CN209409668U CN209409668U CN201821801840.8U CN201821801840U CN209409668U CN 209409668 U CN209409668 U CN 209409668U CN 201821801840 U CN201821801840 U CN 201821801840U CN 209409668 U CN209409668 U CN 209409668U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- dust
- fixedly installed
- collection sheet
- suction funnel
- 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.)
- Expired - Fee Related
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a kind of English teaching blackboard Wet-dry water conservancy diversion dust-extraction units, including blackboard, exhaust fan, control panel, the blackboard bottom is mounted by means of screws with water collection sheet, mounting plate is mounted by means of screws with two sides at the top of the blackboard, dust sensor is fixedly installed with inside the water collection sheet, dust suction funnel is fixedly installed with by mounting plate at the top of the blackboard, the blackboard bottom is fixedly installed with dust suction funnel by water collection sheet, the dust suction funnel is fixedly installed with diversion pipe far from the side of blackboard, the diversion pipe is fixedly installed with exhaust fan by pipeline far from one end of dust suction funnel, the mounting plate side is fixedly installed with control panel, if dust-absorbing function is used when the utility model solves the present blackboard for having dust-absorbing function at school for a long time, the noise that blower generates certainly will influence student's The problem of listening to the teacher study, be easy to interfere student's study, cannot being flexibly suitable for classroom environment.
Description
Technical field
The utility model relates to educate equipment technical field, specially a kind of English teaching blackboard Wet-dry water conservancy diversion dedusting
Device.
Background technique
In present teaching, blackboard is essential a part, and text is written on blackboard by teacher, and student is facilitated to recognize
Know, however blackboard is in use, is all the writing material as chalk, after long-time is using chalk, what chalk generated
Powder is easy to by teacher and front-seat student's suction inlet, although chalk used in now does not have toxicity to the body of people,
It is these powder after long-time is mixed into human body with air, is easy stimulation respiratory tract and nasal cavity, and then induce some respiratory tract diseases
Disease, the powder that whens these chalk-writings generates, what it is to people is no any benefit, although have now it is some can be with the black of dust suction
Plate is developed, but still there are some drawbacks.
But during present blackboard, there are some drawbacks, such as:
If 1, the present blackboard for having dust-absorbing function at school when use dust-absorbing function, the noise that blower generates for a long time
The study of listening to the teacher that certainly will influence student is easy to interfere student's study, cannot flexibly be suitable for classroom environment.
2, present blackboard can leave the residual chalk that blackboard eraser is also difficult to wipe surely after prolonged use, on blackboard
At this moment ash just needs to be rinsed with clear water, traditional blackboard after clear water cleaning, can only rely on the circulation of air to blackboard into
Row drying, rate of drying is slower, is easy to influence normal teaching programme.
Utility model content
The purpose of this utility model is to provide a kind of English teaching blackboard Wet-dry water conservancy diversion dust-extraction units, on solving
State the problem of proposing in background technique.
To achieve the above object, the utility model provides the following technical solutions: a kind of English teaching blackboard Wet-dry is led
Dust-extraction unit, including blackboard, exhaust fan, control panel are flowed, the blackboard bottom is mounted by means of screws with water collection sheet, described black
It is mounted by means of screws with mounting plate with two sides at the top of plate, dust sensor, institute are fixedly installed with inside the water collection sheet
It states and dust suction funnel is fixedly installed with by mounting plate at the top of blackboard, the blackboard bottom is fixedly installed with dust suction by water collection sheet and leaks
Bucket, the dust suction funnel are fixedly installed with diversion pipe far from the side of blackboard, and the one end of the diversion pipe far from dust suction funnel is logical
Piping is fixedly installed with exhaust fan, and the mounting plate side is fixedly installed with control panel, and the mounting plate is located at blackboard side
It is mounted by means of screws with heating plate, the heating plate is fixedly installed with infrared ray heating tube, and the control panel includes alarm
Lamp and control switch, the dust sensor power output end is fixed to be electrically connected with alarm lamp, and the control switch electric power is defeated
Outlet and infrared ray heating tube power input end are electrically connected, the control switch power output end and exhaust fan power input end
It is electrically connected.
Further, air buffer is fixedly installed between the blackboard and heating plate.
Further, fixation offers catch basin at the top of the water collection sheet, and the water collection sheet, which is located at control panel side, to be fixed
Drainage hole is installed, the drainage hole screw thread is equipped with seal cap.
Further, the exhaust fan air outlet screw thread is socketed with strainer.
Further, the dust suction funnel suction inlet is towards blackboard.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model is by the dust sensor that is mounted on inside water collection sheet, to the ash generated during blackboard writing
Dirt quantity is acquired, and when dust concentration is higher, dust sensor issues alarm lamp and instructs, and is lighted alarm lamp, is made teacher
It can be appreciated that chalk dust excessive concentration, exhaust fan opened by control switch, exhaust fan passes through diversion pipe and dust suction funnel
Dust is extracted, the cleaning of dust is completed, can be avoided for a long time using exhaust fan when necessary and Guan Jiyong,
Student is influenced to listen to the teacher.
2, the utility model opens infrared ray heating tube by control switch, infrared ray adds after blackboard washes with water
Heat pipe issues infrared ray and heats to blackboard, accelerates the evaporation rate of blackboard surface water, completes rapid draing, makes blackboard can be with
Quickly come into operation.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model overall structure side view；
Fig. 3 is the utility model electrical block diagram.
In figure: 100- blackboard；101- mounting plate；102- water collection sheet；103- dust sensor；104- exhaust fan；105- filter
Net；106- diversion pipe；107- drainage hole；108- dust suction funnel；109- air buffer；110- heating plate；111- infrared heating
Pipe；200- control panel；201- alarm lamp；202- control switch.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, the utility model provides a kind of technical solution: a kind of English teaching blackboard Wet-dry water conservancy diversion removes
Dirt device, including blackboard 100, exhaust fan 104, control panel 200,100 bottom of blackboard, which is mounted by means of screws with, catchments
Plate 102,100 top of blackboard are mounted by means of screws with mounting plate 101 with two sides, consolidate inside the water collection sheet 102
Dingan County is equipped with dust sensor 103, passes through mounting plate 101 at the top of the blackboard 100 and is fixedly installed with dust suction funnel 108, described
100 bottom of blackboard is fixedly installed with dust suction funnel 108 by water collection sheet 102, the dust suction funnel 108 far from blackboard 100 one
Side is fixedly installed with diversion pipe 106, and the described one end of diversion pipe 106 far from dust suction funnel 108 is fixedly installed with pumping by pipeline
Blower 104,101 side of mounting plate are fixedly installed with control panel 200, and the mounting plate 101 is located at 100 side of blackboard and passes through
Screw is fixedly installed with heating plate 110, and the heating plate 110 is fixedly installed with infrared ray heating tube 111, the control panel 200
Including alarm lamp 201 and control switch 202,103 power output end of dust sensor is fixed electrically to be connected with alarm lamp 201
It connects, 202 power output end of control switch and 111 power input end of infrared ray heating tube are electrically connected, the control switch
202 power output ends and 104 power input end of exhaust fan are electrically connected.
It is fixedly installed air buffer 109 between the blackboard 100 and heating plate 110, by between air buffer 109
Every, facilitate infrared heating pipe 111 to heat blackboard 100, increase by 100 temperature of blackboard, when blackboard another side water can be fast
Speed is dried, and fixed at the top of the water collection sheet 102 to offer catch basin, the water collection sheet 102 is located at the fixed peace in 200 side of control panel
Equipped with drainage hole 107,107 screw thread of drainage hole is equipped with seal cap, has by 102 inner wall of water collection sheet and catchments, in chalk book
Some biggish powder are directly fallen into sink when writing, it is not easy to it raises again, it can be periodically to water collection sheet by drainage hole 107
102 are cleared up, and the 104 air outlet screw thread of exhaust fan is socketed with strainer 105, the chalk powder for preventing exhaust fan 104 from drawing back
It is again introduced into air, pollutes the environment, 108 suction inlet of dust suction funnel facilitates dust suction funnel towards blackboard 100
108 pairs of chalk dusts are drawn.
Working principle: in use, by the dust sensor 103 being mounted on inside water collection sheet 102, to blackboard writing process
The dust quantity of middle generation is acquired, and when dust concentration is higher, dust sensor 103 issues alarm lamp 201 and instructs,
Alarm lamp 201 is lighted, teacher is made to can be appreciated that chalk dust excessive concentration, exhaust fan 104 is opened by control switch 202,
Exhaust fan 104 extracts dust by diversion pipe 106 and dust suction funnel 108, completes the cleaning of dust, can be necessary
When and Guan Jiyong, avoid influencing student for a long time and listening to the teacher, after blackboard 100 washes with water, pass through using exhaust fan 104
Control switch 202 opens infrared ray heating tube 111, and infrared ray heating tube 111 issues infrared ray and heats to blackboard 100, adds
The evaporation rate of fast 100 surface water of blackboard completes rapid draing, blackboard is allow quickly to come into operation.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of English teaching blackboard Wet-dry water conservancy diversion dust-extraction unit, including blackboard (100), exhaust fan (104), control panel
(200), it is characterised in that: blackboard (100) bottom is mounted by means of screws with water collection sheet (102), the blackboard (100)
Top and two sides are mounted by means of screws with mounting plate (101), and dust biography is fixedly installed with inside the water collection sheet (102)
Sensor (103), blackboard (100) top are fixedly installed with dust suction funnel (108), the blackboard by mounting plate (101)
(100) bottom is fixedly installed with dust suction funnel (108) by water collection sheet (102), and the dust suction funnel (108) is far from blackboard
(100) side is fixedly installed with diversion pipe (106), and the diversion pipe (106) passes through pipe far from the one end of dust suction funnel (108)
Road is fixedly installed with exhaust fan (104), and mounting plate (101) side is fixedly installed with control panel (200), the mounting plate
(101) it is located at blackboard (100) side to be mounted by means of screws with heating plate (110), the heating plate (110) is fixedly installed with
Infrared ray heating tube (111), the control panel (200) include alarm lamp (201) and control switch (202), the dust sensing
Device (103) power output end is fixed to be electrically connected with alarm lamp (201), control switch (202) power output end with it is infrared
Line heating tube (111) power input end is electrically connected, control switch (202) power output end and exhaust fan (104) electric power
Input terminal is electrically connected.
2. a kind of English teaching blackboard Wet-dry water conservancy diversion dust-extraction unit according to claim 1, it is characterised in that: described
Air buffer (109) are fixedly installed between blackboard (100) and heating plate (110).
3. a kind of English teaching blackboard Wet-dry water conservancy diversion dust-extraction unit according to claim 1, it is characterised in that: described
Fixation offers catch basin at the top of water collection sheet (102), and the water collection sheet (102) is located at control panel (200) side and is fixedly installed with
Drainage hole (107), drainage hole (107) screw thread are equipped with seal cap.
4. a kind of English teaching blackboard Wet-dry water conservancy diversion dust-extraction unit according to claim 1, it is characterised in that: described
Exhaust fan (104) air outlet screw thread is socketed with strainer (105).
5. a kind of English teaching blackboard Wet-dry water conservancy diversion dust-extraction unit according to claim 1, it is characterised in that: described
Dust suction funnel (108) suction inlet is towards blackboard (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821801840.8U CN209409668U (en) | 2018-11-02 | 2018-11-02 | A kind of English teaching blackboard Wet-dry water conservancy diversion dust-extraction unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821801840.8U CN209409668U (en) | 2018-11-02 | 2018-11-02 | A kind of English teaching blackboard Wet-dry water conservancy diversion dust-extraction unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209409668U true CN209409668U (en) | 2019-09-20 |
Family
ID=67933103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821801840.8U Expired - Fee Related CN209409668U (en) | 2018-11-02 | 2018-11-02 | A kind of English teaching blackboard Wet-dry water conservancy diversion dust-extraction unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209409668U (en) |
-
2018
- 2018-11-02 CN CN201821801840.8U patent/CN209409668U/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 |
Granted publication date: 20190920 Termination date: 20201102 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |