CN214845150U - Sensor detection device - Google Patents
Sensor detection device Download PDFInfo
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- CN214845150U CN214845150U CN202121425309.7U CN202121425309U CN214845150U CN 214845150 U CN214845150 U CN 214845150U CN 202121425309 U CN202121425309 U CN 202121425309U CN 214845150 U CN214845150 U CN 214845150U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 18
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- 239000000428 dust Substances 0.000 description 3
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Abstract
The utility model relates to a sensor detection device, include: the gas detection device comprises a gas input pipeline, a first filter, a second filter, a gas transmission pipeline, a main gas detection cavity, a first valve switch, a second valve switch, a third valve switch and a fourth valve switch, wherein two filters, one filter or no filter can be put into the gas detection device through the first valve switch, the second valve switch, the third valve switch and the fourth valve switch, the filters can be put into the gas detection device flexibly according to actual needs, the reliability of gas detection is improved, and when one filter is put into the gas detection device, any one filter can be put into the gas detection device flexibly according to actual needs, and the reliability of gas detection is further improved.
Description
Technical Field
The utility model relates to a sensor detection device.
Background
In order to reduce the influence of other impurities in the gas, such as dust, on the gas detection, a filter, such as a dust filter, is usually arranged before the gas sensor. However, in the conventional gas detection device, only one filter is provided, and the filter cannot be flexibly put into the gas detection device according to actual needs, which may reduce the reliability of gas detection.
SUMMERY OF THE UTILITY MODEL
The utility model provides a sensor detection device for solve present gaseous detection device and can't drop into the filter according to actual need is nimble, can reduce the technical problem of the reliability of gaseous detection.
A sensor detection device, comprising: the gas detection device comprises a gas input pipeline, a first filter, a second filter, a gas transmission pipeline, a main gas detection cavity, a first valve switch, a second valve switch, a third valve switch and a fourth valve switch;
the input end of the gas input pipeline is used for inputting gas to be detected, the output end of the gas input pipeline is communicated with the input end of the first valve switch and the input end of the second valve switch, the output end of the first valve switch is communicated with the input end of the first filter, the output end of the second valve switch, the input end of the third valve switch are communicated with the input end of the fourth valve switch, the output end of the third valve switch is communicated with the input end of the second filter, the output end of the second filter is communicated with the output end of the fourth valve switch, the output end of the second filter is communicated with the input end of the gas transmission pipeline, and the output end of the gas transmission pipeline is communicated with the input end of the main gas detection cavity.
Further, the first valve switch is provided with a first auxiliary electric switch, when the first valve switch is opened, the first auxiliary electric switch is turned on, and when the first valve switch is closed, the first auxiliary electric switch is turned off;
the second valve switch is provided with a second auxiliary electric switch, when the second valve switch is opened, the second auxiliary electric switch is conducted, and when the second valve switch is closed, the second auxiliary electric switch is disconnected;
the third valve switch is provided with a third auxiliary electric switch, when the third valve switch is opened, the third auxiliary electric switch is conducted, and when the third valve switch is closed, the third auxiliary electric switch is disconnected;
the fourth valve switch is provided with a fourth auxiliary electric switch, when the fourth valve switch is opened, the fourth auxiliary electric switch is conducted, and when the fourth valve switch is closed, the fourth auxiliary electric switch is disconnected;
the sensor detection device further comprises a first indication circuit, a second indication circuit, a third indication circuit and a fourth indication circuit, wherein the first auxiliary electric switch is serially arranged in the first indication circuit, the second auxiliary electric switch is serially arranged in the second indication circuit, the third auxiliary electric switch is serially arranged in the third indication circuit, and the fourth auxiliary electric switch is serially arranged in the fourth indication circuit.
Further, the sensor detection device further comprises a first gas pressure detector, a second gas pressure detector, a gas pressure comparator and an alarm, wherein the first gas pressure detector is arranged in the gas input pipeline and used for detecting the input gas pressure in the gas input pipeline, and the second gas pressure detector is arranged in the gas transmission pipeline and used for detecting the output gas pressure in the gas transmission pipeline;
the electric signal output end of the first gas pressure detector and the electric signal output end of the second gas pressure detector are in electric signal connection with the electric signal input end of the gas pressure comparator, the gas pressure comparator is used for comparing the input gas pressure with the output gas pressure, when the error value of the input gas pressure and the output gas pressure is larger than the preset error value, a high level signal is output, and the electric signal output end of the gas pressure comparator is in electric signal connection with the alarm.
Furthermore, the sensor detection device also comprises a standby gas detection cavity, a fifth valve switch and a sixth valve switch, wherein the output end of the gas transmission pipeline is communicated with the input end of the main gas detection cavity through the fifth valve switch, and the output end of the gas transmission pipeline is communicated with the input end of the standby gas detection cavity through the sixth valve switch.
Further, the fifth valve switch is provided with a fifth auxiliary electric switch, when the fifth valve switch is opened, the fifth auxiliary electric switch is turned on, and when the fifth valve switch is closed, the fifth auxiliary electric switch is turned off;
the sixth valve switch is provided with a sixth auxiliary electric switch, when the sixth valve switch is opened, the sixth auxiliary electric switch is turned on, and when the sixth valve switch is closed, the sixth auxiliary electric switch is turned off;
the sensor detection device further comprises a display, an electric signal output end of the main gas detection cavity is in electric signal connection with an input end of the fifth auxiliary electric switch, an electric signal output end of the standby gas detection cavity is in electric signal connection with an input end of the sixth auxiliary electric switch, and an output end of the fifth auxiliary electric switch and an output end of the sixth auxiliary electric switch are in electric signal connection with the display.
The utility model has the advantages that: two filters, one filter or no filter can be switched on by the first valve switch, the second valve switch, the third valve switch and the fourth valve switch, for example: when the impurity content in the gas to be detected is known to be in a higher degree in advance, two filters can be put into the gas to be detected; when the impurity content in the gas to be detected is known to be in a moderate degree in advance, one of the filters can be put into; when the impurity content in the gas to be detected is known to be in a lower degree in advance, normal detection of the gas is not affected, the filter does not need to be put into the gas detection device, and the service life of the filter is prolonged. Therefore, the utility model provides a sensor detection device can drop into the filter according to actual need in a flexible way, promotes the reliability that gaseous detected, moreover, when dropping into one of them filter, can drop into one of them arbitrary filter in a flexible way according to actual need, further promotes the reliability that gaseous detected.
Drawings
FIG. 1 is a block diagram of a sensor detection device;
fig. 2 is an indication loop circuit diagram.
Detailed Description
The present embodiment provides a sensor detection apparatus, as shown in fig. 1, including: a gas input line, a first filter, a second filter, a gas delivery line, a main gas detection chamber, a first valve switch H1, a second valve switch H2, a third valve switch H3, and a fourth valve switch H4.
The input end of the gas input pipeline is used for inputting gas to be detected, the gas input pipeline and the gas transmission pipeline are conventional gas pipelines, and the inner diameter of the pipeline and the length of the pipeline are set according to actual needs.
Both the first filter and the second filter may be conventional filters for filtering out impurities in the gas, such as dust filters.
The first valve switch H1, the second valve switch H2, the third valve switch H3, and the fourth valve switch H4 can each be conventional gas valves having either an open or closed state. It should be understood that each valve switch may be a manual valve switch or an electronically controlled valve switch.
The main gas detection cavity can be conventional gas detection cavity equipment, a gas sensor is arranged in the cavity, and the type of the gas sensor is set according to actual needs, such as a combustible gas sensor.
The output end of the gas input pipeline is communicated with the input end of a first valve switch H1 and the input end of a second valve switch H2, the output end of a first valve switch H1 is communicated with the input end of a first filter, the output end of the second valve switch H2, the input end of a third valve switch H3 and the input end of a fourth valve switch H4 are communicated, the output end of a third valve switch H3 is communicated with the input end of a second filter, the output end of the second filter is communicated with the output end of a fourth valve switch H4, the output end of the second filter is communicated with the input end of a gas transmission pipeline, the output end of the gas transmission pipeline is communicated with the input end of the main gas detection cavity, and the output end of the main gas detection cavity is used for outputting detected gas.
In this embodiment, the first valve switch H1 is provided with a first auxiliary electrical switch S1, and the relationship between the first valve switch H1 and the first auxiliary electrical switch S1 is: when the first valve switch H1 is open, the first auxiliary electrical switch S1 is conductive, and when the first valve switch H1 is closed, the first auxiliary electrical switch S1 is open. When the first valve switch H1 is actuated, the first auxiliary electric switch S1 is actuated accordingly.
Similarly, the second valve switch H2 is provided with a second auxiliary electric switch S2, the second auxiliary electric switch S2 is on when the second valve switch H2 is open, and the second auxiliary electric switch S2 is off when the second valve switch H2 is closed; the third valve switch H3 is provided with a third auxiliary electric switch S3, the third auxiliary electric switch S3 is on when the third valve switch H3 is on, and the third auxiliary electric switch S3 is off when the third valve switch H3 is off; the fourth valve switch H4 is provided with a fourth auxiliary electric switch S4, the fourth auxiliary electric switch S4 is turned on when the fourth valve switch H4 is open, and the fourth auxiliary electric switch S4 is turned off when the fourth valve switch H4 is closed.
The sensor detection device further comprises a first indication loop, a second indication loop, a third indication loop and a fourth indication loop, and two ends of each indication loop are connected with a power supply. As shown in fig. 2, the first auxiliary electric switch S1 is serially arranged in a first indicating loop, and a first indicating lamp L1 is also serially arranged in the first indicating loop; the second auxiliary electric switch S2 is arranged in series in a second indicating loop, and a second indicating lamp L2 is also arranged in series in the second indicating loop; the third auxiliary electric switch S3 is arranged in series in a third indicating loop, and a third indicating lamp L3 is also arranged in series in the third indicating loop; the fourth auxiliary electric switch S4 is serially arranged in a fourth indicating circuit, and a fourth indicating lamp L4 is also serially arranged in the fourth indicating circuit. Then, when one of the valve switches is opened, the corresponding auxiliary electric switch is turned on, the corresponding indicator lamp is turned on, and the operating state of each valve switch, that is, the switching state of the first filter and/or the second filter, can be indicated according to the lighting state of each indicator lamp.
Controlling the first valve switch H1, the second valve switch H2, the third valve switch H3, and the fourth valve switch H4 to engage the first filter and/or the second filter, or neither, specifically: when the first valve switch H1 and the third valve switch H3 are open and the second valve switch H2 and the fourth valve switch H4 are closed, both the first filter and the second filter are put into operation, and accordingly, the first indicator lamp L1 and the third indicator lamp L3 are turned on; when the first valve switch H1 and the fourth valve switch H4 are open and the second valve switch H2 and the third valve switch H3 are closed, the first filter is put in and accordingly the first indicator lamp L1 and the fourth indicator lamp L4 are turned on; when the second valve switch H2 and the third valve switch H3 are open and the first valve switch H1 and the fourth valve switch H4 are closed, the second filter is put in and accordingly the second indicator lamp L2 and the third indicator lamp L3 are turned on; when the second valve switch H2 and the fourth valve switch H4 are open and the first valve switch H1 and the third valve switch H3 are closed, neither filter is put into operation, and accordingly, the second indicator lamp L2 and the fourth indicator lamp L4 are turned on.
In this embodiment, the sensor detection device further includes a first gas pressure detector T1, a second gas pressure detector T2, a gas pressure comparator, and an alarm. The first gas pressure detector T1 and the second gas pressure detector T2 are both conventional gas pressure detectors for detecting gas pressure. A first gas pressure detector T1 is provided in the gas input conduit for detecting the input gas pressure in the gas input conduit; a second gas pressure detector T2 is provided in the gas delivery line for detecting the output gas pressure in the gas delivery line.
The electric signal output ends of the first gas pressure detector T1 and the second gas pressure detector T2 are electrically connected with the electric signal input end of the gas pressure comparator. The gas pressure comparator is used to compare the input gas pressure with the output gas pressure, i.e. to calculate input gas pressure and output gas pressure error values, such as: the difference between the input gas pressure and the output gas pressure is calculated. And the gas pressure comparator outputs a high level signal when an error value of the input gas pressure and the output gas pressure is greater than a preset error value. The gas pressure comparator is a device for realizing a gas pressure comparison function, can be a data processing chip, is internally provided with a preset error value and a gas pressure comparison strategy, realizes the gas pressure error value comparison function through the internally provided preset error value and the gas pressure comparison strategy, and can also be a comparator hardware circuit, wherein the comparator circuit is provided with two signal input ends, one signal input end is in electric signal connection with the first gas pressure detector T1, the other signal input end is in electric signal connection with the second gas pressure detector T2, realizes the gas pressure error value calculation and comparison functions through a hardware circuit structure, and outputs a comparison result. It should be understood that the gas pressure error value calculation and comparison strategies described above are conventional strategies, and the sensor detection device provided in the present embodiment only utilizes the existing gas pressure error value calculation and comparison strategies, and is not limited thereto.
The electric signal output end of the gas pressure comparator is connected with an alarm. The alarm can be a conventional audible and visual alarm and is controlled by a high-level signal output by the gas pressure comparator, and when the high-level signal is received, the alarm gives an alarm. Therefore, when the gas pressure comparator outputs a high-level signal, the difference between the input gas pressure and the output gas pressure is large, namely the input gas pressure is large, the output gas pressure is small, the serious blockage of the filter is indicated to a great extent, and a worker can know whether the filter operates normally according to an alarm signal of the alarm, so that the gas detection reliability is improved.
In this embodiment, the sensor detection device further includes a standby gas detection chamber, a fifth valve switch H5, and a sixth valve switch H6. The backup gas detection chamber may be the same device as the main gas detection chamber, and the fifth valve switch H5 and the sixth valve switch H6 may be the same device as the first valve switch H1.
The output end of the gas transmission pipeline is communicated with the input end of the main gas detection cavity through a fifth valve switch H5, and the output end of the gas transmission pipeline is communicated with the input end of the standby gas detection cavity through a sixth valve switch H6. Moreover, the output end of the main gas detection cavity and the output end of the standby gas detection cavity can be communicated with each other and the outside to output the detected gas.
By means of the fifth valve switch H5 and the sixth valve switch H6 it is possible to: under the normal condition, drop into main gas detection chamber, reserve gas detection chamber is in standby state, when main gas detection chamber trouble, switches to reserve gas detection chamber, continues to carry out gas detection, promotes gas detection reliability.
In this embodiment, the fifth valve switch H5 is provided with a fifth auxiliary electric switch S5, the fifth auxiliary electric switch S5 is turned on when the fifth valve switch H5 is open, and the fifth auxiliary electric switch S5 is turned off when the fifth valve switch H5 is closed; the sixth valve switch H6 is provided with a sixth auxiliary electric switch S6, the sixth auxiliary electric switch S6 is turned on when the sixth valve switch H6 is opened, and the sixth auxiliary electric switch S6 is turned off when the sixth valve switch H6 is closed.
The sensor detection means further comprises a display, which may be a conventional display device. The electric signal output end of the main gas detection cavity (namely the electric signal output end of the gas sensor in the main gas detection cavity) is electrically connected with the input end of the fifth auxiliary electric switch S5, the electric signal output end of the standby gas detection cavity (namely the electric signal output end of the gas sensor in the standby gas detection cavity) is electrically connected with the input end of the sixth auxiliary electric switch S6, and the output end of the fifth auxiliary electric switch S5 and the output end of the sixth auxiliary electric switch S6 are electrically connected with the display. Then, when the main gas detection chamber is thrown into, the fifth valve switch H5 is opened, the fifth auxiliary switch S5 is turned on, and the gas data detected by the main gas detection chamber can be output to the display through the fifth auxiliary switch S5 for displaying; when throwing into standby gas detection chamber, sixth valve switch H6 opens, and sixth auxiliary electric switch S6 switches on, and the gaseous data that standby gas detection chamber detected can be exported for the display through sixth auxiliary electric switch S6 and show, can accurate reliable demonstration gaseous detection data, prevent to show the gaseous data that the gaseous detection chamber that does not throw into corresponds.
Claims (5)
1. A sensor detection device, comprising: the gas detection device comprises a gas input pipeline, a first filter, a second filter, a gas transmission pipeline, a main gas detection cavity, a first valve switch, a second valve switch, a third valve switch and a fourth valve switch;
the input end of the gas input pipeline is used for inputting gas to be detected, the output end of the gas input pipeline is communicated with the input end of the first valve switch and the input end of the second valve switch, the output end of the first valve switch is communicated with the input end of the first filter, the output end of the second valve switch, the input end of the third valve switch are communicated with the input end of the fourth valve switch, the output end of the third valve switch is communicated with the input end of the second filter, the output end of the second filter is communicated with the output end of the fourth valve switch, the output end of the second filter is communicated with the input end of the gas transmission pipeline, and the output end of the gas transmission pipeline is communicated with the input end of the main gas detection cavity.
2. The sensor detection apparatus according to claim 1, wherein the first valve switch is provided with a first auxiliary electric switch that is turned on when the first valve switch is opened and turned off when the first valve switch is closed;
the second valve switch is provided with a second auxiliary electric switch, when the second valve switch is opened, the second auxiliary electric switch is conducted, and when the second valve switch is closed, the second auxiliary electric switch is disconnected;
the third valve switch is provided with a third auxiliary electric switch, when the third valve switch is opened, the third auxiliary electric switch is conducted, and when the third valve switch is closed, the third auxiliary electric switch is disconnected;
the fourth valve switch is provided with a fourth auxiliary electric switch, when the fourth valve switch is opened, the fourth auxiliary electric switch is conducted, and when the fourth valve switch is closed, the fourth auxiliary electric switch is disconnected;
the sensor detection device further comprises a first indication circuit, a second indication circuit, a third indication circuit and a fourth indication circuit, wherein the first auxiliary electric switch is serially arranged in the first indication circuit, the second auxiliary electric switch is serially arranged in the second indication circuit, the third auxiliary electric switch is serially arranged in the third indication circuit, and the fourth auxiliary electric switch is serially arranged in the fourth indication circuit.
3. The sensor detection apparatus according to claim 1, further comprising a first gas pressure detector disposed in the gas input pipeline for detecting an input gas pressure in the gas input pipeline, a second gas pressure detector disposed in the gas delivery pipeline for detecting an output gas pressure in the gas delivery pipeline, a gas pressure comparator, and an alarm;
the electric signal output end of the first gas pressure detector and the electric signal output end of the second gas pressure detector are in electric signal connection with the electric signal input end of the gas pressure comparator, the gas pressure comparator is used for comparing the input gas pressure with the output gas pressure, when the error value of the input gas pressure and the output gas pressure is larger than the preset error value, a high level signal is output, and the electric signal output end of the gas pressure comparator is in electric signal connection with the alarm.
4. The sensor detection apparatus of claim 1, further comprising a standby gas detection chamber, a fifth valve switch and a sixth valve switch, wherein the output end of the gas transmission pipeline is communicated with the input end of the main gas detection chamber through the fifth valve switch, and the output end of the gas transmission pipeline is communicated with the input end of the standby gas detection chamber through the sixth valve switch.
5. The sensor detection apparatus according to claim 4, wherein the fifth valve switch is provided with a fifth auxiliary electric switch, the fifth auxiliary electric switch is turned on when the fifth valve switch is opened, and the fifth auxiliary electric switch is turned off when the fifth valve switch is closed;
the sixth valve switch is provided with a sixth auxiliary electric switch, when the sixth valve switch is opened, the sixth auxiliary electric switch is turned on, and when the sixth valve switch is closed, the sixth auxiliary electric switch is turned off;
the sensor detection device further comprises a display, an electric signal output end of the main gas detection cavity is in electric signal connection with an input end of the fifth auxiliary electric switch, an electric signal output end of the standby gas detection cavity is in electric signal connection with an input end of the sixth auxiliary electric switch, and an output end of the fifth auxiliary electric switch and an output end of the sixth auxiliary electric switch are in electric signal connection with the display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121425309.7U CN214845150U (en) | 2021-06-25 | 2021-06-25 | Sensor detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121425309.7U CN214845150U (en) | 2021-06-25 | 2021-06-25 | Sensor detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214845150U true CN214845150U (en) | 2021-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121425309.7U Active CN214845150U (en) | 2021-06-25 | 2021-06-25 | Sensor detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214845150U (en) |
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2021
- 2021-06-25 CN CN202121425309.7U patent/CN214845150U/en active Active
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Address after: Room 101, 1st floor, building 10, Yida science and technology new town, 16 Jinzhan street, high tech Industrial Development Zone, Zhengzhou City, Henan Province, 450000 Patentee after: Henan Baoshian Technology Co.,Ltd. Country or region after: China Address before: Room 101, 1st floor, building 10, Yida science and technology new town, 16 Jinzhan street, high tech Industrial Development Zone, Zhengzhou City, Henan Province, 450000 Patentee before: HENAN BOSEAN ELECTRONIC TECHNOLOGY CO.,LTD. Country or region before: China |