CN209166511U - The online gas monitoring instrument of four-in-one - Google Patents
The online gas monitoring instrument of four-in-one Download PDFInfo
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- CN209166511U CN209166511U CN201822041665.3U CN201822041665U CN209166511U CN 209166511 U CN209166511 U CN 209166511U CN 201822041665 U CN201822041665 U CN 201822041665U CN 209166511 U CN209166511 U CN 209166511U
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Abstract
The online gas monitoring instrument of four-in-one, including shell, display screen, control button, lambda sensor, SF6Sensor, Temperature Humidity Sensor, indicating lamp component and circuit control mainboard, display screen, control button, lambda sensor, SF6Sensor, Temperature Humidity Sensor and instruction lamp components are connect with circuit control mainboard, display screen and control button are mounted on shell front, and indicating lamp component is mounted on the intracorporal top of shell, and circuit control mainboard is mounted on the intracorporal middle part of shell, lambda sensor is mounted on the front of circuit control mainboard, SF6Sensor is mounted on the intracorporal lower part of shell, Temperature Humidity Sensor is mounted on the intracorporal side of shell, shell front is equipped with airflow hole, the top left side of shell is equipped with electric connector, left side, right side, bottom surface and the trailing flank of shell are equipped with heat release hole, and the inside of airflow hole and heat release hole is equipped with Air Filter.It has the advantages that design science, monitoring multi-parameter, improves measurement precision, dust-proof, electromagnetism interference, reduce manufacturing cost, is self-alignment.
Description
Technical field
The utility model relates to gas monitoring techniques fields, specifically, are related to a kind of online gas monitoring instrument of four-in-one.
Background technique
Gas monitoring instrument applied to electricity substation scene will face harsh site environment, as high voltage electric equipment produces
Raw Electromagnetic Interference, the hot and humid environment of summer；Again since substation is generally located at suburb or field, gas monitoring instrument
Dust-proof working is also essential.And these factors are sometimes conflicting, propose higher want to the design of gas monitoring instrument
It asks.If any gas monitoring instrument housing design it is excessively tight, affect the correctness of its internal Temperature and Humidity data；Have
Gas monitoring instrument housing design has heat release hole, causes the anti-dust performance of the product not so good；Some measuring instruments use plastics
Shell cannot resist the interference of various external electromagnetic waves in field application.The use of gas monitoring instrument of these factors affects
Performance.
Utility model content
The purpose of the utility model is to provide a kind of design science, monitoring multi-parameter, improve measurement precision, dust-proof, anti-
Electromagnetic interference reduces manufacturing cost, the online gas monitoring instrument of self-alignment four-in-one.
To achieve the above objectives, the present invention adopts the following technical solutions:
The online gas monitoring instrument of four-in-one including shell, installation control system inside housings, is mounted on shell front
Display screen and control button, control system include oxygen sensor, SF6Sensor, Temperature Humidity Sensor, indicating lamp component and
Circuit control mainboard, display screen, control button, oxygen sensor, SF6Sensor, Temperature Humidity Sensor and instruction lamp components are equal
It is connect by signal conductor with circuit control mainboard, indicating lamp component is mounted on the intracorporal top of shell, the installation of circuit control mainboard
At the intracorporal middle part of shell, oxygen sensor is connected to before circuit control mainboard, SF6Sensor is mounted under oxygen sensor
The intracorporal lower part of shell of side, Temperature Humidity Sensor are mounted on the intracorporal side of the shell between oxygen sensor and indicating lamp component,
The sensitive area of oxygen sensor is equipped with the airflow hole with the sensitive area face of oxygen sensor towards shell front, shell front,
The top left side of shell is equipped with electric connector, circuit connection between electric connector and circuit control mainboard, the left side of shell,
Right side, bottom surface and trailing flank are equipped with heat release hole, are mounted on Air Filter on the shell on the inside of airflow hole and heat release hole.
Described on base, shell includes bottom case and face-piece, and bottom case front side edge edge and face-piece rear lateral edge, which correspond to, to be fastened, circuit control
Mainboard processed is fixed by screws the middle inside in face-piece, and silica gel sheath, silica gel are equipped between circuit control mainboard and face-piece
It covers and forms sealed air chamber outside oxygen sensor and between oxygen sensor, offer stomata on silica gel sheath, in shell
It is additionally provided with calibration gas circuit, gas circuit is calibrated by stomata and enters gas chamber.
Described on base, calibration gas circuit includes pneumoelectric connector, Pneumatic three-way quick connector and gas piping, pneumoelectric connector
It is mounted on the top right side of face-piece, Pneumatic three-way quick connector is located at the enclosure interior below pneumoelectric connector, pneumoelectric connector
Gas outlet connect with the air intake of Pneumatic three-way quick connector by gas piping, two outlets of Pneumatic three-way quick connector
Mouthful by gas piping respectively with the stomata and SF on silica gel sheath6Sensor connection, circuit control mainboard by signal conductor with
The connection of pneumoelectric connector.
Described on base, the inside top of face-piece, which is equipped with, matches the light-guiding pillar compareed, face with the indicator light of indicating lamp component
The outside middle and upper part of shell is equipped with display screen display box, and light-guiding pillar is embedded on the face-piece on display screen display box top, display screen peace
On the inside of the face-piece of the window corresponding position with display screen display box, transparent panel is installed on display screen display box, is shown
Display screen is shown on the face-piece of frame bottom and the lower part of panel is respectively equipped with the key hole of matching control, and control button is correspondingly embedded in peace
In key hole.
Described on base, the lower inside of face-piece is embedded with sliding slot, and fixed plate is connected on sliding slot, set in fixed plate there are four
Buckle column, SF6The pedestal of sensor is equipped with four card holes with buckle column cooperation grafting, SF6Sensor passes through card hole and buckle column
It is mating be mounted in fixed plate, fixed plate is realized and face-piece by being inserted on the sliding slot that is embedded of lower inside of face-piece
Connection.Described on base, the trailing flank of bottom case is connected with guide rail snap seats, and the back side middle and lower part of bottom case is additionally provided with nameplate installation
Position.
Described on base, bottom case and face-piece are that ADC12 die casting forms.
The utility model has substantive features and progress compared with the prior art, specifically, the shell of the utility model
Inside is separately installed with oxygen sensor, SF6Sensor, Temperature Humidity Sensor, circuit control mainboard and calibration gas circuit, the gas
Monitor is mounted on electricity substation scene, and the gas in external environment is diffused into shell by the heat release hole on shell,
Then oxygen sensor, SF6Sensor and Temperature Humidity Sensor can monitor oxygen concentration, the SF at electricity substation scene respectively6It is dense
Degree, temperature and humidity, and can self calibration, on-line monitoring, multi-functional to be integrated in one, oxygen concentration, SF6Concentration, temperature and humidity
Four parameters can monitor in same monitor simultaneously to be read, this is four-in-one；Shell front is equipped with and oxygen sensor
The corresponding airflow hole of sensitive area, so that oxygen sensor response is sensitive；Silica gel sheath is arranged in the periphery of oxygen sensor, forms sealing
Gas chamber, since silica gel sheath has many advantages, such as that absorption property is high, thermal stability is good, chemical property is stable, has higher mechanical strength,
Silica gel sheath sealed air chamber can guarantee leakproofness of the oxygen sensor in detection calibration, to accelerate the response of oxygen sensor
Speed guarantees the stability of oxygen sensor measured value；Left side, right side, bottom surface and the back side of shell are equipped with heat release hole,
Heat release hole can make Temperature Humidity Sensor measured value and ambient enviroment temperature and humidity value it is closer, with ensure Temperature Humidity Sensor survey
The temperature and humidity Numerical accuracy of amount is higher；Air Filter is arranged in airflow hole and the corresponding case inside of each heat release hole, Ji Nengti
The overall aesthetic degree of high monitor, and can effectively prevent the particles such as the impurity in external environment, dust and enter enclosure interior, it plays
Dustproof effect；Shell is made of die casting aluminium ADC12 material, enhances the electromagnetic interference performance of the monitor, shell can be improved
Mechanical property, processing performance make shell have the advantages that light, thermal conductivity is good, good corrosion resistance, moreover, die casting is easy to add
Work manufacture, can greatly improve the production efficiency of process unit, shorten delivery cycle, reduce manufacturing cost.
The online gas monitoring instrument of the four-in-one of the utility model also has self-calibration function, both can be to the oxygen of enclosure interior
Gas sensor is calibrated, and can be to SF6Sensor is calibrated.When system is in align mode, the mark of external gas source
Quasi- gas flows through pneumoelectric connector, passes through Pneumatic three-way quick connector, is divided into 2 gas circuits, and a gas circuit passes through silica gel sheath
On the stomata that opens up reach the gas chamber of oxygen sensor, a gas circuit reaches SF6Sensor.It is carried out so that oxygen is calibrated as an example below
Illustrate, when calibrated, so that this monitor is in oxygen align mode, then, the calibrating gas of external gas source by control button
Into calibration gas circuit, reach oxygen sensor, when oxygen sensor sampled value is stablized, store sampled value, and save corresponding mark
Quasi- oxygen density value is respectively completed single-point calibration or the two o'clock calibration of oxygen calibration.Behaviour as sulfur hexafluoride calibration ibid
Make process.
The online gas monitoring instrument of the four-in-one of the utility model has design science, monitoring multi-parameter, improves measurement accurately
Property, dust-proof, electromagnetism interference, reduce manufacturing cost, self-alignment advantage.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the front view of the utility model.
Fig. 3 is the left view of the utility model.
Fig. 4 is the top view of the utility model.
Fig. 5 is rearview when the utility model removes rear shell.
Fig. 6 is the Structure explosion diagram of the utility model.
Fig. 7 is the use logical connection block diagram of the utility model.
In figure: 1. face-pieces；2. bottom case；3. display screen；4. control button；5. oxygen sensor；6.SF6Sensor；7. temperature
Humidity sensor；8. indicating lamp component；9. circuit control mainboard；10. airflow hole；11. electric connector；12. heat release hole；13. anti-
Dirt net；14. silica gel sheath；15. pneumoelectric connector；16. Pneumatic three-way quick connector；17. gas piping；18. light-guiding pillar；19. face
Plate；20. fixed plate；21. buckling column；22. guide rail snap seats；23. display screen display box；24. key hole；25. nameplate.
Specific embodiment
The embodiments of the present invention that the following is further explained with reference to the attached drawings.
As shown in figs. 1-7, the online gas monitoring instrument of four-in-one, control system, peace including shell, installation inside housings
Mounted in the positive display screen 3 of shell and control button 4, control system includes oxygen sensor 5, SF6Sensor 6, temperature and humidity pass
Sensor 7, indicating lamp component 8 and circuit control mainboard 9, display screen 3, control button 4, oxygen sensor 5, SF6Sensor 6, temperature
Humidity sensor 7 and instruction lamp components pass through signal conductor and connect with circuit control mainboard 9, and indicating lamp component 8 is mounted on shell
Intracorporal top, circuit control mainboard 9 is mounted on the intracorporal middle part of shell, before oxygen sensor 5 is connected to circuit control mainboard 9
Face, SF6Sensor 6 is mounted on the intracorporal lower part of shell of 5 lower section of oxygen sensor, and Temperature Humidity Sensor 7 is mounted on lambda sensor 5
The intracorporal side of shell between indicating lamp component 8, towards shell front, shell front is equipped with the sensitive area of oxygen sensor 5
With the airflow hole 10 of the sensitive area face of oxygen sensor 5, the top left side of shell is equipped with electric connector 11, electric connector 11
The circuit connection between circuit control mainboard 9, left side, right side, bottom surface and the trailing flank of shell are equipped with heat release hole 12, gas
Air Filter 13 is installed on the shell of 12 inside of discharge orifice 10 and heat release hole.
Shell includes bottom case 2 and face-piece 1, and 2 front side edge edge of bottom case and 1 rear lateral edge of face-piece, which correspond to, to be fastened, circuit control master
Plate 9 is fixed by screws the middle inside in face-piece 1, and silica gel sheath 14, silicon are equipped between circuit control mainboard 9 and face-piece 1
14 sets of gum cover form sealed air chamber outside oxygen sensor 5 and between oxygen sensor 5, offer gas on silica gel sheath 14
Hole is additionally provided with calibration gas circuit in shell, calibrates gas circuit by stomata and enters gas chamber.
Calibrating gas circuit includes pneumoelectric connector 15, Pneumatic three-way quick connector 16 and gas piping 17, pneumoelectric connector 15
It is mounted on the top right side of face-piece 1, Pneumatic three-way quick connector 16 is located at the enclosure interior of 15 lower section of pneumoelectric connector, and pneumoelectric connects
The gas outlet for connecing device 15 is connect by gas piping 17 with the air intake of Pneumatic three-way quick connector 16, Pneumatic three-way quick connector
16 two gas outlets by gas piping 17 respectively with the stomata and SF on silica gel sheath 146Sensor 6 connects, circuit control master
Plate 9 is connect by signal conductor with pneumoelectric connector 15.
The inside top of face-piece 1, which is equipped with, matches the light-guiding pillar 18 compareed with the indicator light of indicating lamp component 8, face-piece 1
Outside middle and upper part is equipped with display screen display box 23, and light-guiding pillar 18 is embedded on the face-piece 1 on 23 top of display screen display box, display screen
3 are mounted on 1 inside of face-piece with the window corresponding position of display screen display box 23, are equipped on display screen display box 23 transparent
Panel 19, on the face-piece 1 of 23 lower part of the display screen installing frame and lower part of panel 19 are respectively equipped with the key hole 24 of matching control, control
Key 4 processed, which is correspondingly embedded in, to be mounted in key hole 24.
The lower inside of face-piece 1 is embedded with sliding slot, and fixed plate 20 is connected on sliding slot, set in fixed plate 20 there are four buckle
Column 21, SF6The pedestal of sensor 6 is equipped with four card holes for cooperating grafting with buckle column 21, SF6Sensor 6 passes through card hole and buckle
The mating of column 21 is mounted in fixed plate 20, fixed plate 20 by be inserted on the sliding slot that is embedded of lower inside of face-piece 1 come
Realize the connection with face-piece 1,
The trailing flank of bottom case 2 is equipped with guide rail snap seats 22, and the back side middle and lower part of bottom case 2 is additionally provided with 25 installation position of nameplate
It sets, which is fixed on the guide rail of working site by guide rail snap seats 22.
Bottom case 2 and face-piece 1 are that ADC12 die casting forms.
The enclosure interior of the utility model is separately installed with oxygen sensor 5, SF6Sensor 6, Temperature Humidity Sensor 7, electricity
Road control mainboard 9 and calibration gas circuit, the gas monitoring instrument are mounted on electricity substation scene, and the gas in external environment passes through shell
Heat release hole 12 on body diffuses into shell, then oxygen sensor 5, SF6Sensor 6 and Temperature Humidity Sensor 7 can supervise respectively
Survey oxygen concentration, the SF at electricity substation scene6Concentration and temperature and humidity, but can self calibration, on-line monitoring, Multifunctional centralized is in one
Body；Shell front be equipped with airflow hole 10 corresponding with the sensitive area of oxygen sensor 5 so that oxygen sensor 5 respond it is sensitive；Oxygen
Silica gel sheath 14 is arranged in the periphery of gas sensor 5, forms sealed air chamber, since silica gel sheath 14 has absorption property height, thermal stability
Well, chemical property is stable, has the advantages that higher mechanical strength, and 14 sealed air chamber of silica gel sheath can guarantee that oxygen sensor is being calibrated
When leakproofness guarantee the stability of 5 measured value of oxygen sensor to accelerate the response speed of oxygen sensor 5；Shell
Left side, right side, bottom surface and the back side be equipped with heat release hole 12, heat release hole 12 can make the measured value of Temperature Humidity Sensor 7 with
The temperature and humidity value of ambient enviroment is closer, higher with the temperature and humidity Numerical accuracy for ensuring that Temperature Humidity Sensor 7 measures；Air Filter
13 settings in airflow hole 10 and the corresponding case inside of each heat release hole 12, can improve monitor overall aesthetic degree and
It effectively prevents the particles such as impurity, the dust in external environment from entering enclosure interior, plays dustproof effect；Shell uses die casting aluminium
The production of ADC12 material, enhances the electromagnetic interference performance of the monitor, mechanical property, the processing performance of shell can be improved, make shell
Have the advantages that light, thermal conductivity is good, good corrosion resistance moreover, die casting is easily worked manufacture can greatly improve process unit
Production efficiency, shorten delivery cycle, reduce manufacturing cost.
The online gas monitoring instrument of the four-in-one of the utility model also has self-calibration function, both can be to the oxygen of enclosure interior
Gas sensor 5 is calibrated, and can be to SF6Sensor 6 is calibrated.When system is in align mode, external gas source
Calibrating gas flows through pneumoelectric connector 15, passes through Pneumatic three-way quick connector 16, is divided into 2 gas circuits, and a gas circuit passes through
The stomata opened up on silica gel sheath reaches the gas chamber of oxygen sensor 5, and a gas circuit reaches SF6Sensor 6.It is calibrated below with oxygen
For be illustrated, when calibrated, so that this monitor is in oxygen align mode, then, external gas source by control button 4
Calibrating gas enters calibration gas circuit, reaches oxygen sensor 5, when 5 sampled value of oxygen sensor is stablized, store sampled value, and protect
Corresponding standard oxygen density value is deposited, single-point calibration or the two o'clock calibration of oxygen calibration are respectively completed.Sulfur hexafluoride calibration is same
Upper the same operating process.
Above embodiments are only to illustrate rather than limit the technical solution of the utility model, although referring to above-described embodiment pair
The utility model is described in detail, those skilled in the art should understand that；Still can to the utility model into
Row modification or equivalent replacement should all without departing from any modification or partial replacement of the spirit and scope of the utility model
Cover in the scope of the claims of the utility model.
Claims (7)
1. the online gas monitoring instrument of four-in-one, including shell, installation control system inside housings, to be mounted on shell positive
Display screen and control button, it is characterised in that: control system includes oxygen sensor, SF6Sensor, refers to Temperature Humidity Sensor
Show lamp group part and circuit control mainboard, display screen, control button, oxygen sensor, SF6Sensor, Temperature Humidity Sensor and refer to
Show that lamp components pass through signal conductor and connect with circuit control mainboard, indicating lamp component is mounted on the intracorporal top of shell, circuit control
Mainboard processed is mounted on the intracorporal middle part of shell, and oxygen sensor is connected to before circuit control mainboard, SF6Sensor is mounted on oxygen
The intracorporal lower part of shell below gas sensor, Temperature Humidity Sensor are mounted on the shell between oxygen sensor and indicating lamp component
Interior side, for the sensitive area of oxygen sensor towards shell front, shell front is equipped with the sensitive area face with oxygen sensor
Airflow hole, the top left side of shell is equipped with electric connector, circuit connection between electric connector and circuit control mainboard, shell
Left side, right side, bottom surface and trailing flank be equipped with heat release hole, be mounted on the shell on the inside of airflow hole and heat release hole anti-
Dirt net.
2. the online gas monitoring instrument of four-in-one according to claim 1, it is characterised in that: shell includes bottom case and face-piece,
Bottom case front side edge edge and the corresponding fastening of face-piece rear lateral edge, circuit control mainboard are fixed by screws in the inside of face-piece
Portion, is equipped with silica gel sheath between circuit control mainboard and face-piece, silica gel sheath cover outside oxygen sensor and with oxygen sensor it
Between form sealed air chamber, stomata is offered on silica gel sheath, is additionally provided with calibration gas circuit in shell, gas circuit is calibrated by stomata and enters gas
Room.
3. the online gas monitoring instrument of four-in-one according to claim 2, it is characterised in that: calibration gas circuit includes pneumoelectric connection
Device, Pneumatic three-way quick connector and gas piping, pneumoelectric connector are mounted on the top right side of face-piece, Pneumatic three-way quick connector
The gas outlet of enclosure interior below pneumoelectric connector, pneumoelectric connector passes through gas piping and Pneumatic three-way quick connector
Air intake connection, two gas outlets of Pneumatic three-way quick connector by gas piping respectively on silica gel sheath stomata and
SF6Sensor connection, circuit control mainboard are connect by signal conductor with pneumoelectric connector.
4. the online gas monitoring instrument of four-in-one according to claim 3, it is characterised in that: the inside top of face-piece is equipped with
The light-guiding pillar compareed is matched with the indicator light of indicating lamp component, the outside middle and upper part of face-piece is equipped with display screen display box, light-guiding pillar
It is embedded on the face-piece on display screen display box top, display screen is mounted on the face-piece with the window corresponding position of display screen display box
Inside is equipped with transparent panel on display screen display box, and display screen is shown on the face-piece of frame bottom and the lower part of panel is distinguished
Key hole equipped with matching control, control button, which is correspondingly embedded in, to be mounted in key hole.
5. the online gas monitoring instrument of four-in-one according to claim 4, it is characterised in that: the lower inside of face-piece is embedded with
Sliding slot is connected with fixed plate on sliding slot, sets that there are four buckle column, SF in fixed plate6The pedestal of sensor is equipped with matches with buckle column
Close four card holes of grafting, SF6Sensor is mounted in fixed plate by card hole and buckle the mating of column, and fixed plate passes through
The connection with face-piece is realized on the sliding slot that the lower inside of insertion face-piece is embedded.
6. the online gas monitoring instrument of four-in-one according to claim 5, it is characterised in that: the trailing flank of bottom case, which is connected with, leads
The back side middle and lower part of rail clip Button Block, bottom case is additionally provided with nameplate installation site.
7. the online gas monitoring instrument of four-in-one according to claim 6, it is characterised in that: bottom case and face-piece are ADC12
Die casting forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822041665.3U CN209166511U (en) | 2018-12-06 | 2018-12-06 | The online gas monitoring instrument of four-in-one |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822041665.3U CN209166511U (en) | 2018-12-06 | 2018-12-06 | The online gas monitoring instrument of four-in-one |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209166511U true CN209166511U (en) | 2019-07-26 |
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ID=67342372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822041665.3U Active CN209166511U (en) | 2018-12-06 | 2018-12-06 | The online gas monitoring instrument of four-in-one |
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| Country | Link |
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| CN (1) | CN209166511U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110794089A (en) * | 2019-10-22 | 2020-02-14 | 国网浙江省电力有限公司绍兴供电公司 | Rapid detector and method for gas marker decomposition products after SF6 equipment failure |
-
2018
- 2018-12-06 CN CN201822041665.3U patent/CN209166511U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110794089A (en) * | 2019-10-22 | 2020-02-14 | 国网浙江省电力有限公司绍兴供电公司 | Rapid detector and method for gas marker decomposition products after SF6 equipment failure |
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