CN210427429U - Portable methanol detector with high measurement precision - Google Patents
Portable methanol detector with high measurement precision Download PDFInfo
- Publication number
- CN210427429U CN210427429U CN201920712538.3U CN201920712538U CN210427429U CN 210427429 U CN210427429 U CN 210427429U CN 201920712538 U CN201920712538 U CN 201920712538U CN 210427429 U CN210427429 U CN 210427429U
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- detector
- oxide semiconductor
- metal oxide
- air inlet
- measurement accuracy
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Abstract
The utility model discloses a portable methanol detector that measurement accuracy is high, including detector shell, display screen, operation button, rotation axis, support and base, detector shell top is provided with display screen, detector shell below is provided with the operation button, detector shell both sides all are provided with the rotation axis, the rotation axis below is provided with the support, the support below is provided with the base, detector shell back top is provided with the air inlet, the inside inlet fan that is provided with of air inlet, inlet fan one end transmission is connected with driving motor. The utility model discloses simple structure, the modern design through the inlet fan who sets up, can increase the contact efficiency between metal oxide semiconductor and the air to increase metal oxide semiconductor's induction efficiency, and then increased metal oxide semiconductor's measurement accuracy, very big consolidation methanol detector's result of use, be fit for being extensively promoted and used.
Description
Technical Field
The utility model relates to a detection device, in particular to portable methanol detector that measurement accuracy is high.
Background
A formaldehyde detector is an instrument for detecting formaldehyde. The device realizes the quick semi-quantitative realization of formaldehyde in indoor air on site, and has the advantages of simple characteristic structure, small volume, convenient carrying and use and intuition. The formaldehyde detector adopts a high-sensitivity electrochemical sensor principle, combines a single chip microcomputer technology and a network communication technology to collect air samples in the detection places, formaldehyde in the air is absorbed by a phenol reagent solution and reacts to generate the oxazine, and the oxazine is oxidized by a color developing agent high iron ion in an acid solution to form a blue-green compound. Direct colorimetric determination on site according to the shade of color.
However, the contact efficiency between the metal oxide semiconductor inside the traditional formaldehyde tester and the air is poor, the formaldehyde testing period is long, the purpose of high-efficiency use cannot be achieved, and the measuring efficiency of the formaldehyde tester is seriously affected.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a portable methanol detection appearance that measurement accuracy is high, through the inlet fan who sets up, can increase the contact efficiency between metal oxide semiconductor and the air to increase metal oxide semiconductor's induction efficiency, and then increased metal oxide semiconductor's measurement accuracy, very big consolidation methanol detection appearance's result of use, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a portable methanol detector that measurement accuracy is high, includes detector shell, display screen, operation button, rotation axis, support and base, detector shell top is provided with display screen, detector shell below is provided with the operation button, detector shell both sides all are provided with the rotation axis, the rotation axis below is provided with the support, the support below is provided with the base, detector shell back top is provided with the air inlet, the inside inlet fan that is provided with of air inlet, inlet fan one end transmission is connected with driving motor, detector shell inside below is provided with the screen module, screen module top is provided with the metal oxide semiconductor, screen module one side is provided with the button module, button module top is provided with data processor.
Further, a battery cavity is arranged inside the base.
Furthermore, the display screen, the operation keys, the driving motor, the screen module, the metal oxide semiconductor, the key module and the data processor are electrically connected with the battery cavity through wires.
Further, a non-slip mat is arranged below the base.
Further, the detector shell back below is provided with the venthole, air inlet and venthole surface all are provided with the dust screen.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. through the air inlet fan who sets up, can increase the contact efficiency between metal oxide semiconductor and the air to increase metal oxide semiconductor's induction efficiency, and then increased metal oxide semiconductor's measurement accuracy, very big consolidation the result of use of methanol detector, simultaneously, through the cooperation between air inlet and the venthole, can form complete air cycle, effectively for the inside electronic component heat dissipation of device, have fine use value.
2. Through the display screen and the screen module that set up and data processor are connected, can show on display screen after handling measured data, convenience of customers uses, through the operation button and the button module that set up, can be convenient for the user to carry out the function setting to the device, and convenient and fast utilizes some metal oxide semiconductor materials through the metal oxide semiconductor who sets up, and under the uniform temperature, the principle that the conductivity changes along with the change of ambient gas composition realizes the detection of device formaldehyde content in the air.
3. Through the dust screen that sets up, can prevent effectively that external dust from entering into the device by air inlet and venthole inside, prevent that the dust from influencing the detection precision of device, through the rotation axis that sets up, support and base, can increase the regulation performance of device, can increase the structural strength and the stability of device simultaneously, through the slipmat that sets up, can effectively prevent skidding, increase the stability of device.
Drawings
Fig. 1 is the utility model relates to a portable methanol detector's that measurement accuracy is high overall structure schematic diagram.
Fig. 2 is the utility model relates to a back structure schematic diagram of portable methanol detector that measurement accuracy is high.
Fig. 3 is the utility model relates to a portable methanol detector's that measurement accuracy is high inside sectional structure schematic diagram.
In the figure: 1. a detector housing; 2. a display screen; 3. operating a key; 4. a rotating shaft; 5. a support; 6. a base; 7. a battery cavity; 8. a non-slip mat; 9. an air inlet; 10. an air intake fan; 11. a drive motor; 12. a dust screen; 13. an air outlet; 14. a screen module; 15. a metal oxide semiconductor; 16. a key module; 17. a data processor.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-3, a portable methanol detector with high measurement accuracy comprises a detector housing 1, a display screen 2, an operation key 3, a rotation shaft 4, a bracket 5 and a base 6, wherein the display screen 2 is arranged above the detector housing 1, the operation key 3 is arranged below the detector housing 1, the rotation shafts 4 are arranged on both sides of the detector housing 1, the bracket 5 is arranged below the rotation shaft 4, the base 6 is arranged below the bracket 5, an air inlet 9 is arranged above the back of the detector housing 1, an air inlet fan 10 is arranged inside the air inlet 9, one end of the air inlet fan 10 is in transmission connection with a driving motor 11, a screen module 14 is arranged below the inside of the detector housing 1, a metal oxide semiconductor 15 is arranged above the screen module 14, and a key module 16 is arranged on one side of the screen module 14, a data processor 17 is arranged above the key module 16.
In this embodiment, as shown in fig. 1-3, the air intake fan 10 can increase the contact efficiency between the metal oxide semiconductor 15 and the air, thereby increasing the sensing efficiency of the metal oxide semiconductor 15, further increasing the measurement accuracy of the metal oxide semiconductor 15, and greatly consolidating the use effect of the methanol detector, meanwhile, through the cooperation between the air inlet 9 and the air outlet 13, a complete air circulation can be formed, thereby effectively dissipating heat of electronic components inside the device, having a good use value, through the connection of the display screen 2 and the screen module 14 with the data processor 17, the measurement data can be processed and displayed on the display screen 2, which is convenient for the user to use, through the operation keys 3 and the key module 16, the user can conveniently perform function setting on the device, which is convenient and fast, through the metal oxide semiconductor 15 that sets up, utilize metal oxide semiconductor material, under certain temperature, the principle that the conductivity changes along with the change of environmental gas composition realizes the detection of formaldehyde content in the device to the air, through the rotation axis 4 that sets up, support 5 and base 6, can increase the regulation performance of device, can increase the structural strength and the stability of device simultaneously.
Wherein, a battery cavity 7 is arranged inside the base 6.
In this embodiment, as shown in fig. 1-2, power can be supplied to the device to ensure the use effect of the device.
The display screen 2, the operation keys 3, the driving motor 11, the screen module 14, the metal oxide semiconductor 15, the key module 16 and the data processor 17 are electrically connected with the battery cavity 7 through wires.
In this embodiment, as shown in fig. 1 to 3, the device can be ensured to work normally to detect formaldehyde.
Wherein, a non-slip mat 8 is arranged below the base 6.
In this embodiment, as shown in fig. 1-2, the anti-slip device can effectively prevent slipping and increase the stability of the device.
Wherein, detector shell 1 back below is provided with venthole 13, air inlet 9 and venthole 13 surface all are provided with dust screen 12.
In this embodiment, as shown in fig. 2 to 3, external dust can be effectively prevented from entering the device through the air inlet and the air outlet, and the dust is prevented from affecting the detection precision of the device.
It should be noted that the present invention relates to a portable methanol detector with high measurement accuracy, which comprises a detector housing 1, a display screen 2, an operation button 3, a rotation axis 4, a bracket 5, a base 6, a battery cavity 7, an anti-slip pad 8, an air inlet 9, an air inlet fan 10, a driving motor 11, a dust screen 12, an air outlet 13, a screen module 14, a metal oxide semiconductor 15, a button module 16 and a data processor 17, wherein the components are all universal standard components or components known by those skilled in the art, the structure and principle of the components can be known by technical manuals or conventional experimental methods, when in operation, the contact efficiency between the metal oxide semiconductor 15 and air can be increased by the arranged air inlet fan 10, thereby increasing the induction efficiency of the metal oxide semiconductor 15 and further increasing the measurement accuracy of the metal oxide semiconductor 15, the using effect of the methanol detector is greatly consolidated, meanwhile, through the matching between the air inlet 9 and the air outlet 13, complete air circulation can be formed, the heat dissipation of electronic elements in the device is effectively realized, the device has good use value, the device can be conveniently and rapidly set the functions of the device by a user through the arranged operation keys 3 and the arranged key modules 16 by connecting the display screen 2 and the screen module 14 with the data processor 17, the measured data can be displayed on the display screen 2 after being processed, the use of the device is convenient, the detection of the formaldehyde content in the air by the device is realized through the principle that the electrical conductivity changes along with the change of environmental gas components through the arranged metal oxide semiconductor 15 and the metal oxide semiconductor material under certain temperature, the adjusting performance of the device can be increased through the arranged rotating shaft 4, the support 5 and the base 6, while increasing the structural strength and stability of the device.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a portable methanol detector that measurement accuracy is high, includes detector shell (1), display screen (2), operation button (3), rotation axis (4), support (5) and base (6), detector shell (1) top is provided with display screen (2), detector shell (1) below is provided with operation button (3), detector shell (1) both sides all are provided with rotation axis (4), rotation axis (4) below is provided with support (5), support (5) below is provided with base (6), its characterized in that: the detector is characterized in that an air inlet (9) is formed in the upper portion of the back of the detector shell (1), an air inlet fan (10) is arranged in the air inlet (9), one end of the air inlet fan (10) is connected with a driving motor (11) in a transmission mode, a screen module (14) is arranged below the inner portion of the detector shell (1), a metal oxide semiconductor (15) is arranged above the screen module (14), a key module (16) is arranged on one side of the screen module (14), and a data processor (17) is arranged above the key module (16).
2. The portable methanol detector with high measurement accuracy as claimed in claim 1, wherein: a battery cavity (7) is arranged in the base (6).
3. The portable methanol detector with high measurement accuracy as claimed in claim 1, wherein: the display screen (2), the operation keys (3), the driving motor (11), the screen module (14), the metal oxide semiconductor (15), the key module (16) and the data processor (17) are electrically connected with the battery cavity (7) through wires.
4. The portable methanol detector with high measurement accuracy as claimed in claim 1, wherein: and an anti-slip pad (8) is arranged below the base (6).
5. The portable methanol detector with high measurement accuracy as claimed in claim 1, wherein: the detector is characterized in that an air outlet (13) is formed in the lower portion of the back of the detector shell (1), and dust screens (12) are arranged on the surfaces of the air inlet (9) and the air outlet (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920712538.3U CN210427429U (en) | 2019-05-17 | 2019-05-17 | Portable methanol detector with high measurement precision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920712538.3U CN210427429U (en) | 2019-05-17 | 2019-05-17 | Portable methanol detector with high measurement precision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210427429U true CN210427429U (en) | 2020-04-28 |
Family
ID=70371859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920712538.3U Expired - Fee Related CN210427429U (en) | 2019-05-17 | 2019-05-17 | Portable methanol detector with high measurement precision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210427429U (en) |
-
2019
- 2019-05-17 CN CN201920712538.3U patent/CN210427429U/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: 20200428 Termination date: 20210517 |
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| CF01 | Termination of patent right due to non-payment of annual fee |