CN205352901U - Dust detection case of teaching usefulness - Google Patents
Dust detection case of teaching usefulness Download PDFInfo
- Publication number
- CN205352901U CN205352901U CN201520941504.3U CN201520941504U CN205352901U CN 205352901 U CN205352901 U CN 205352901U CN 201520941504 U CN201520941504 U CN 201520941504U CN 205352901 U CN205352901 U CN 205352901U
- Authority
- CN
- China
- Prior art keywords
- filter
- detection case
- dust detection
- probe
- lens
- 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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Abstract
The utility model discloses a dust detection case of teaching usefulness, the power distribution box comprises a box body, the top left side of box is link up there is the intake pipe, the connection of after section of intake pipe has many siphunculuss, the left side of many siphunculuss is connected with the inlet end of filter through the aspiration pump, the end of giving vent to anger of filter is connected with the blast pipe, the right side of many siphunculuss is connected with the probe through the aspiration pump, one side of probe is provided with the battery of lens, the left side of battery of lens just is provided with laser diode on the right side of filter, the opposite side of probe is provided with photoelectric detector, the inside of box just is provided with the master control case in the below of battery of lens. This dust detection case of teaching usefulness, the gaseous contamination of not awaited measuring of protection electronic components, simple structure, the box is petite, makes things convenient for the pupil to carry, saves space, not only the pupil operates and is easily understood, moreover mr explain more convenient.
Description
Technical field
This utility model relates to dust detection technique field, is specially a kind of dust detection case imparted knowledge to students.
Background technology
Dust detector is mainly for detection of the dust concentration in environment; current people are more and more higher to the requirement of life and work living environment; the harm of human body is highlighted by industrial dust day by day; the percentage of intelligibility of the environment that we are lived by people should be improved; more should from the little consciousness just cultivating protection environment; for this, we provide a kind of dust detection case imparted knowledge to students.
Utility model content
The purpose of this utility model is in that to provide a kind of dust detection case imparted knowledge to students, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, this utility model provides following technical scheme: a kind of dust detection case imparted knowledge to students, including casing, the top left side of described casing is through with air inlet pipe, the afterbody of described air inlet pipe is connected to many siphunculus, the air pump that passes on left of described many siphunculus is connected to the inlet end of filter, the outlet side of described filter is connected to exhaustor, the right side of described many siphunculus is connected to probe by air pump, the side of described probe is provided with battery of lens, the left side of described battery of lens and the right side of filter is provided with laser diode, the opposite side of described probe is provided with photoelectric detector, the inside of described casing and be arranged below Main Control Tank at battery of lens, described Main Control Tank electrical connection air pump, filter, laser diode and photoelectric detector.
Preferably, the left-hand face of described casing offers control panel, and described control panel includes display screen and control knob, and described control knob is arranged on left side and the downside of display screen with semi-surrounding form, and described control knob electrically connects Main Control Tank with display screen.
Preferably, described filter is fixedly mounted on the inside of casing by support.
Preferably, described filter and support contact position are provided with cushion.
Preferably, described air pump is 2 and is connected with filter and probe respectively.
Compared with prior art; the beneficial effects of the utility model are: the dust detection case of this teaching; adopt many siphunculus that casing is divided into two parts; clean air is produced in part through filter; the electronic devices and components of protection box house are not by gaseous contamination to be measured; another part is by popping one's head in and the realization detection of other detecting elements; simple in construction; casing is petite; facilitate pupil to carry, adopt display screen and control knob to be embedded in tank surface, save space; not only pupil operates and is easily understood, and teacher's explanation is got up convenient.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation；
Fig. 2 is this utility model control panel plane graph.
In figure: 1 casing, 2 air inlet pipe, siphunculus more than 3,4 air pumps, 5 filters, 6 escape pipes, 7 laser diodes, 8 battery of lens, 9 probes, 10 photoelectric detectors, 11 Main Control Tanks, 12 display screens, 13 control knobs.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
Refer to Fig. 1-2, this utility model provides a kind of technical scheme: a kind of dust detection case imparted knowledge to students, including casing 1, the left-hand face of casing 1 offers control panel, control panel includes display screen 12 and control knob 13, control knob 13 is arranged on left side and the downside of display screen 12 with semi-surrounding form, control knob 13 electrically connects Main Control Tank 11 with display screen 12, the top left side of casing 1 is through with air inlet pipe 2, the afterbody of air inlet pipe 2 is connected to many siphunculus 3, the air pump 4 that passes on left of many siphunculus 3 is connected to the inlet end of filter 5, air pump 4 is 2 and is connected with filter 5 and probe 9 respectively, filter 5 is fixedly mounted on the inside of casing 1 by support, filter 5 and support contact position are provided with cushion, the outlet side of filter 5 is connected to exhaustor 6, the right side of many siphunculus 3 is connected to probe 9 by air pump 4, the side of probe 9 is provided with battery of lens 8, the left side of the battery of lens 8 and right side of filter 5 is provided with laser diode 7, the opposite side of probe 9 is provided with photoelectric detector 10, the inside of casing 1 and be arranged below Main Control Tank 11 at battery of lens 8, Main Control Tank 11 electrically connects air pump 4, filter 5, laser diode 7 and photoelectric detector 10, the dust detection case of this teaching, 3 casings 1 of many siphunculus are adopted to be divided into two parts, clean air is produced in part through filter 5, protection electronic devices and components within casing 1 are not by gaseous contamination to be measured, another part is by 9 and the realization detection of other detecting elements of popping one's head in, simple in construction, casing 1 is petite, pupil is facilitated to carry, display screen 12 and control knob 13 is adopted to be embedded in casing 1 surface, save space, not only pupil operates and is easily understood, and teacher's explanation is got up convenient.
Operation principle: gas to be measured is sucked in many siphunculus 3 by air pump 4, gas to be measured becomes two parts in the shunting of many siphunculus 3, a part is filtered into clean air after filter 5, protect detection components and parts not by gaseous contamination to be measured as protection sheath gas, another part gas, it is directly entered sensing chamber as testing sample, in sensing chamber, main components is laser diode 7, battery of lens 8 and photoelectric detector 10, during detection, first the laser sent by laser diode 7, a lamina plane light source is formed by battery of lens 8, when thin layer light is radiated at the gas to be measured flowing through probe 9, scattering can be produced, scattering of light light intensity is detected by photodetector 10, photodetector 10 is by producing the signal of telecommunication after illumination, it is proportional to the mass concentration of gas, then voltage calibration coefficient it is multiplied by, this coefficient obtains by measuring the gas of certain concentration, then Main Control Tank 11 is passed information to, it is manipulated by button 13 to control Main Control Tank 11 and pass information to display screen 12, thus seeing detection information.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, being appreciated that when without departing from principle of the present utility model and spirit and these embodiments can be carried out multiple change, amendment, replacement and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. the dust detection case that a kind is imparted knowledge to students, including casing (1), it is characterized in that: the top left side of described casing (1) is through with air inlet pipe (2), the afterbody of described air inlet pipe (2) is connected to many siphunculus (3), the air pump (4) that passes on left of described many siphunculus (3) is connected to the inlet end of filter (5), the outlet side of described filter (5) is connected to exhaustor (6), the right side of described many siphunculus (3) is connected to probe (9) by air pump (4), the side of described probe (9) is provided with battery of lens (8), the left side of described battery of lens (8) and the right side of filter (5) is provided with laser diode (7), the opposite side of described probe (9) is provided with photoelectric detector (10), the inside of described casing (1) and be arranged below Main Control Tank (11) at battery of lens (8), described Main Control Tank (11) electrical connection air pump (4), filter (5), laser diode (7) and photoelectric detector (10).
2. a kind of dust detection case imparted knowledge to students according to claim 1, it is characterized in that: the left-hand face of described casing (1) offers control panel, described control panel includes display screen (12) and control knob (13), described control knob (13) is arranged on left side and the downside of display screen (12) with semi-surrounding form, and described control knob (13) electrically connects Main Control Tank (11) with display screen (12).
3. a kind of dust detection case imparted knowledge to students according to claim 1, it is characterised in that: described filter (5) is fixedly mounted on the inside of casing (1) by support.
4. a kind of dust detection case imparted knowledge to students according to claim 1 or 3, it is characterised in that: described filter (5) and support contact position are provided with cushion.
5. a kind of dust detection case imparted knowledge to students according to claim 1, it is characterised in that: described air pump (4) is 2 and is connected with filter (5) and probe (9) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520941504.3U CN205352901U (en) | 2015-11-24 | 2015-11-24 | Dust detection case of teaching usefulness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520941504.3U CN205352901U (en) | 2015-11-24 | 2015-11-24 | Dust detection case of teaching usefulness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205352901U true CN205352901U (en) | 2016-06-29 |
Family
ID=56167549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520941504.3U Expired - Fee Related CN205352901U (en) | 2015-11-24 | 2015-11-24 | Dust detection case of teaching usefulness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205352901U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106404621A (en) * | 2015-11-24 | 2017-02-15 | 华巧波 | Dust detection box for teaching |
-
2015
- 2015-11-24 CN CN201520941504.3U patent/CN205352901U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106404621A (en) * | 2015-11-24 | 2017-02-15 | 华巧波 | Dust detection box for teaching |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160629 Termination date: 20161124 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |