CN219830999U - Handheld portable electronic nose for detecting multiple environment volatile gases - Google Patents
Handheld portable electronic nose for detecting multiple environment volatile gases Download PDFInfo
- Publication number
- CN219830999U CN219830999U CN202320580154.7U CN202320580154U CN219830999U CN 219830999 U CN219830999 U CN 219830999U CN 202320580154 U CN202320580154 U CN 202320580154U CN 219830999 U CN219830999 U CN 219830999U
- Authority
- CN
- China
- Prior art keywords
- frame
- circuit board
- electronic nose
- portable electronic
- volatile gas
- 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.)
- Active
Links
- 239000007789 gas Substances 0.000 title description 10
- 238000001514 detection method Methods 0.000 claims abstract description 25
- 238000007789 sealing Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 8
- 239000000428 dust Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 abstract description 2
- 210000001331 nose Anatomy 0.000 description 18
- 238000004806 packaging method and process Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The utility model discloses a hand-held portable electronic nose for detecting multi-environment volatile gas, which has the technical scheme that: including square frame, link up around the frame, and the inboard of frame installs the circuit board, leave the interval between the edge of circuit board and the frame inside wall, the inboard upside lateral wall of frame all is provided with carries out spacing stopper to the circuit board, and the left and right sides of frame all is provided with the clamp splice that presss from both sides tightly fixed to the circuit board, carry out spacing support to its upper and lower both sides through the stopper, and press from both sides tightly fixed to the circuit board through the clamp splice of both sides, thereby realize the unsettled installation of circuit board in the frame, thereby be favorable to the circulation of air better detect the air, great improvement detection effect, the shutoff of the front and back port of many frames of seal up simultaneously, when not using, avoid external dust to enter into its inboard thereby guarantee the normal detection of the sensor on the circuit board.
Description
Technical Field
The utility model relates to the technical field of electronic noses, in particular to a handheld portable electronic nose for detecting multiple environmental volatile gases.
Background
The electronic nose is an electronic system for identifying smell by using a response pattern of a gas sensor array, can continuously monitor the smell condition of a specific position in real time in a period of hours, days or even months, and is used as a monitoring device for collecting air data on site.
The patent number is CN 217466769U's chinese patent, discloses a handheld portable electronic nose for multiple volatile gas detects, relates to the gas sensor field. A handheld portable electronic nose for multiple volatile gas detects, including encapsulation detection end and integrated circuit board, still include first handle, second handle, third handle fourth handle, connecting sleeve, installation plug, joint groove and straight-through circular slot, first handle is the symmetry setting with the fourth handle, and the second handle is installed through two sets of installation plugs to the bottom of first handle, and the third handle is installed through two sets of installation plugs to the bottom of fourth handle, and connecting sleeve is installed through multiunit installation plug to the top of first handle and fourth handle. The utility model improves through the common ventilation electronic nose, and solves the problems that the common electronic nose cannot be moved in space conveniently, the detection target is single and the electronic nose is not widely used.
However, in the practical use process, although the electronic nose is portable and moves and detects in space, the circuit board with the sensor is completely plugged on the inner side of the circuit board when the packaging detection end is installed, so that air cannot circulate on the inner side of the packaging detection end, the detection effect is affected to a certain extent, and the openings at the two ends of the packaging detection end are easy to enable dust to enter the inner side of the circuit board and be adsorbed on the circuit board, so that the normal detection of the sensor on the circuit board is affected.
Disclosure of Invention
The utility model aims to solve the problem that the inner side of a packaging detection end of the electronic nose cannot realize air circulation to influence the detection effect, and dust enters the inner side of the electronic nose and is adsorbed on a circuit board to influence the normal detection of a sensor on the circuit board.
The technical aim of the utility model is realized by the following technical scheme:
the utility model provides a handheld portable electronic nose for multi-environment volatile gas detects, includes square frame, link up around the frame, and the inboard of frame is installed the circuit board, leaves the interval between the edge of circuit board and the frame inside wall, and the inboard upside lateral wall of frame all is provided with carries out spacing stopper to the circuit board, and the left and right sides of frame all is provided with the clamp splice that presss from both sides tightly fixed to the circuit board, and the cover that the port carries out the shutoff around to it is equipped with on the frame.
Through adopting above-mentioned technical scheme, when the circuit board is installed in the frame, carry out spacing support to its upper and lower both sides through the stopper to press from both sides tightly fixedly to the circuit board through the clamp splice of both sides, thereby realize the unsettled installation of circuit board in the frame, thereby be favorable to the circulation of air better detect the air, great improvement detection effect, the shutoff of the front and back port through seal up many frames simultaneously, when not using, thereby avoid external dust to enter into its inboard and guarantee the normal detection of the sensor on the circuit board.
Preferably, the upper end of the frame is provided with a handle, the left side of the frame is provided with a threading hole for threading wires, and the left side and the right side of the frame are also provided with sockets for installing clamping blocks.
Through adopting above-mentioned technical scheme, the frame conveniently carries it through the handle to realize the location of inserting the clamp splice through the socket.
Preferably, the left and right edges of the front and rear sides of the frame are respectively provided with a raised flange, and the front and rear sides of the frame are respectively provided with a buckling groove for sleeving and clamping the sealing cover close to the lower end.
Through adopting above-mentioned technical scheme, the frame carries out spacing blocking through the flange to the both sides of apron to carry out the button dress to the block through the catching groove.
Preferably, cover plates are arranged on the front side and the rear side of the cover, a yielding opening matched with the handle is arranged at the top of the cover, and a clamping table clamped in the buckling groove is arranged on the cover plates.
By adopting the technical scheme, the cover covers the frame by using the cover plate, and is clamped in the buckling groove by the clamping table to be fixed.
Preferably, the end part of the clamping block is provided with a clamping opening matched with the circuit board, the other end of the clamping block is provided with a mounting edge, and a locking screw is inserted on the mounting edge.
Through adopting above-mentioned technical scheme, the clamp splice is spacing fixed to the edge of circuit board through the clamp mouth.
Preferably, the limiting block is provided with a step groove, and the limiting block is a rubber block.
Through adopting above-mentioned technical scheme, the stopper selects the rubber piece to have certain elasticity tight ability in top to carry out the clamp of upper and lower direction to the circuit board.
In summary, the utility model has the following advantages:
when the circuit board is installed in the frame, the upper side and the lower side of the circuit board are limited and supported through the limiting blocks, the circuit board is clamped and fixed through the clamping blocks at the two sides, so that the suspended installation of the circuit board in the frame is realized, the air is better in circulation, the air is detected, the detection effect is greatly improved, meanwhile, the front and rear ports of the multi-frame sealing cover are blocked, and when the circuit board is not used, the outside dust is prevented from entering the inner side of the circuit board, and the normal detection of the sensor on the circuit board is guaranteed.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a schematic view of the internal structure of the frame of the present utility model;
FIG. 3 is a schematic view of a wind enclosure of the present utility model;
FIG. 4 is a schematic diagram of the framework of the present utility model;
fig. 5 is a schematic view of a clamp block of the present utility model.
Reference numerals: 1. a frame; 11. a threading hole; 12. a socket; 13. a buckling groove; 14. a flange; 2. an enclosure; 21. a clamping table; 22. a cover plate; 23. a relief opening; 3. a handle; 4. clamping blocks; 41. a clamping opening; 42. locking a screw; 43. a mounting edge; 5. a circuit board; 6. and a limiting block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 and 2, a handheld portable electronic nose for multi-environment volatile gas detection, including square frame 1, link up around frame 1, and circuit board 5 is installed to the inboard of frame 1, leave the interval between edge and the frame 1 inside wall of circuit board 5, the inboard upside lateral wall of frame 1 all is provided with spacing stopper 6 to circuit board 5, be provided with the step groove on the stopper 6, the stopper 6 utilizes the step groove to install spacing circuit board 5, stopper 6 is the rubber piece, stopper 6 selects the rubber piece to have certain elasticity tight ability in top, thereby carry out the clamp to circuit board 5 from top to bottom, the left and right sides of frame 1 all is provided with the clamp splice 4 to carry out clamp to circuit board 5 and press from both sides tight fixed, carry out spacing support to its upper and lower both sides through stopper 6, and clamp 4 through both sides clamp to circuit board 5 are tight fixed, thereby realize the unsettled installation of circuit board 5 in frame 1, thereby be favorable to the circulation of air to detect the air, install or dismantle circuit board 5 more conveniently through the clamp splice 4 that sets up.
Referring to fig. 4, the upper end of frame 1 is provided with handle 3, frame 1 conveniently carries it through handle 3, the left side of frame 1 is provided with the through wires hole 11 that the electric wire was worn to draw, the left and right sides of frame 1 still is provided with socket 12 that installs clamp splice 4, realize the location of inserting clamp splice 4 through socket 12, the left and right edges of frame 1 front and back side all are provided with bellied flange 14, frame 1 carries out spacing to the both sides of apron 22 through flange 14, the frame 1 front and back side is close to the lower extreme position and all is provided with the catching groove 13 that carries out the suit chucking to seal cover 2, carry out the knot dress to cassette 21 through catching groove 13.
Referring to fig. 1 and 3, an enclosure 2 for plugging front and rear ports of the enclosure is sleeved on a frame 1, through plugging of the front and rear ports of the enclosure 2 multi-frame 1, when the enclosure is not used, external dust is prevented from entering the inside of the enclosure, so that normal detection of a sensor on a circuit board 5 is guaranteed, cover plates 22 are arranged on the front side and the rear side of the enclosure 2, the enclosure 2 plugs the frame 1 by using the cover plates 22, a yielding opening 23 matched with a handle 3 is formed in the top of the enclosure 2, a clamping table 21 clamped in a buckling groove 13 is arranged on the cover plates 22, and the enclosure is fixed in the buckling groove 13 through the clamping table 21.
Referring to fig. 5, a clamping opening 41 matched with a circuit board 5 is provided at an end position of a clamping block 4, the clamping block 4 limits and fixes the edge of the circuit board 5 through the clamping opening 41, a mounting edge 43 is provided at the other end of the clamping block 4, a locking screw 42 is inserted on the mounting edge 43, and the clamping block 4 is locked and fixed through the locking screw 42 passing through the mounting edge 43.
Working principle: when the electronic nose is used for gas detection, the electronic nose is carried to a place to be detected, then the cover 2 is taken down, at the moment, outside air enters the inner side of the frame 1, at the moment, the sensor on the circuit board 5 detects the air, and when the electronic nose is not used, the cover 2 is sleeved on the frame 1, the clamping table 21 is clamped in the buckling groove 13, so that the blocking operation of the frame 1 is completed, and finally the electronic nose can be carried through the handle 3.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A handheld portable electronic nose for multi-environment volatile gas detection, includes square frame (1), its characterized in that: the frame (1) is run through from front to back, and circuit board (5) are installed to the inboard of frame (1), leave the interval between the edge of circuit board (5) and the inside wall of frame (1), the inboard upside lateral wall of frame (1) all is provided with stopper (6) that carry out spacing to circuit board (5), and the left and right sides of frame (1) all is provided with clamp splice (4) that press from both sides tight fixed to circuit board (5), the cover is equipped with on frame (1) and carries out seal closure (2) of shutoff to its front and back port.
2. A hand-held portable electronic nose for multi-environment volatile gas detection according to claim 1, wherein: the upper end of frame (1) is provided with handle (3), and the left side of frame (1) is provided with through wires hole (11) that the electric wire was worn to draw, the left and right sides of frame (1) still is provided with socket (12) that install clamp splice (4).
3. A hand-held portable electronic nose for multi-environment volatile gas detection according to claim 2, wherein: the left and right edges of the front side and the rear side of the frame (1) are respectively provided with a raised flange (14), and the positions, close to the lower end, of the front side and the rear side of the frame (1) are respectively provided with a buckling groove (13) for sleeving and clamping the sealing cover (2).
4. A hand-held portable electronic nose for multi-environment volatile gas detection according to claim 1, wherein: cover plates (22) are arranged on the front side and the rear side of the cover (2), a yielding opening (23) matched with the handle (3) is formed in the top of the cover (2), and a clamping table (21) clamped in the buckling groove (13) is arranged on the cover plates (22).
5. A hand-held portable electronic nose for multi-environment volatile gas detection according to claim 1, wherein: the end part of the clamping block (4) is provided with a clamping opening (41) matched with the circuit board (5), the other end of the clamping block (4) is provided with a mounting edge (43), and a locking screw (42) is inserted in the mounting edge (43).
6. A hand-held portable electronic nose for multi-environment volatile gas detection according to claim 1, wherein: the limiting block (6) is provided with a step groove, and the limiting block (6) is a rubber block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320580154.7U CN219830999U (en) | 2023-03-22 | 2023-03-22 | Handheld portable electronic nose for detecting multiple environment volatile gases |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320580154.7U CN219830999U (en) | 2023-03-22 | 2023-03-22 | Handheld portable electronic nose for detecting multiple environment volatile gases |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219830999U true CN219830999U (en) | 2023-10-13 |
Family
ID=88244433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320580154.7U Active CN219830999U (en) | 2023-03-22 | 2023-03-22 | Handheld portable electronic nose for detecting multiple environment volatile gases |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219830999U (en) |
-
2023
- 2023-03-22 CN CN202320580154.7U patent/CN219830999U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219830999U (en) | Handheld portable electronic nose for detecting multiple environment volatile gases | |
| CN113219373A (en) | Intelligent detection equipment based on weak current engineering circuit | |
| CN214100427U (en) | Dampproofing formula light current case | |
| CN208567077U (en) | Screen modules, air conditioner indoor unit and air conditioner | |
| CN214545089U (en) | Single-phase cost control intelligent electric energy meter with long-service-life module | |
| CN110867427B (en) | Sealing structure for NOX sensor chip | |
| CN211630542U (en) | Instrument terminal for industrial automatic control instrument system | |
| CN205830214U (en) | Mash welder counting alarm device | |
| CN212936325U (en) | Automatic control equipment utilizing electronic sensor principle | |
| CN216052680U (en) | Standard transformer verification stability monitoring device | |
| CN217508190U (en) | A structure that is used for orderly wiring of light current engineering | |
| CN216391950U (en) | Big data acquisition terminal based on thing networking | |
| CN205132094U (en) | Detect reagent card storage device | |
| CN217644066U (en) | Frequency converter with moisture-proof structure | |
| CN219586073U (en) | Heat dissipation protection assembly of gene amplification instrument | |
| CN214235359U (en) | A regulation and control rack for dust sensor | |
| CN217182690U (en) | Indoor distribution box for residential building | |
| CN220438278U (en) | Gas detector that steady use | |
| CN220368900U (en) | Data acquisition device | |
| CN217183685U (en) | Dustproof effectual rack that is used for industry automatic control system | |
| CN214625925U (en) | Dampproofing binding post case of protection against rodents | |
| CN215813010U (en) | High-precision current acquisition system | |
| CN217111186U (en) | Integrated temperature acquisition card | |
| CN221447738U (en) | Power equipment operation monitoring device | |
| CN221094120U (en) | Nucleic acid detector shell |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |