CN210894290U - Wireless gas sampling detector - Google Patents
Wireless gas sampling detector Download PDFInfo
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- CN210894290U CN210894290U CN201921834370.XU CN201921834370U CN210894290U CN 210894290 U CN210894290 U CN 210894290U CN 201921834370 U CN201921834370 U CN 201921834370U CN 210894290 U CN210894290 U CN 210894290U
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Abstract
The utility model discloses a wireless gas sampling detector, which is externally connected with a power line and comprises a detection main body, a wireless module antenna, a sensor, a first plug and a connecting piece; the wireless module antenna is inserted into one end of the detection main body through a connecting piece and is electrically connected with the detection main body, the sensor is screwed into the bottom of the detection main body and is assembled and fixed with the detection main body through threads, and the power line is inserted into the other end of the detection main body through a first plug and is electrically connected with the detection main body; the sensor is used for detecting gas in real time and outputting a corresponding detection value to the detection main body; the detection main body converts the detection value into corresponding gas concentration data and displays the gas concentration data in real time, and the gas concentration data are transmitted wirelessly through a wireless module antenna. The wireless transmission function is realized by adding the wireless module antenna, the wireless gas sampling detector can be arranged at any position and can be conveniently moved at any time, and the problems that the transmission distance is limited, the movement is inconvenient and the parameter ad hoc network cannot be realized due to the wired transmission of the existing gas sampling detector can be solved.
Description
Technical Field
The utility model relates to a gaseous detection technology field, in particular to wireless gas sampling detector.
Background
The gas sampling detector is widely applied to occasions such as petroleum, petrifaction, chemical engineering, coal, metallurgy, underground tunnels, medicines, mechanical equipment, glass processing, rubber, chemical fertilizers, steel smelting, desulfurization and denitrification, cement plant boiler houses and the like. The existing gas sampling detector mostly adopts a wired transmission mode, the transmission distance is short, 4G communication cannot be realized, wired networking is difficult to realize, and equipment needs to be frequently moved along with engineering.
Thus, the prior art has yet to be improved and enhanced.
SUMMERY OF THE UTILITY MODEL
In view of the foregoing prior art, an object of the present invention is to provide a wireless gas sampling detector to solve the problem that the transmission distance that the wired transmission of the existing gas sampling detector leads to is limited, inconvenient to move.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a wireless gas sampling detector is externally connected with a power line and comprises a detection main body, a wireless module antenna, a sensor, a first plug and a connecting piece;
the wireless module antenna is inserted into one end of the detection main body through a connecting piece and is electrically connected with the detection main body, the sensor is screwed into the bottom of the detection main body and is assembled and fixed with the detection main body through threads, and the power line is inserted into the other end of the detection main body through a first plug and is electrically connected with the detection main body;
the sensor is used for detecting gas in real time and outputting a corresponding detection value to the detection main body; the detection main body converts the detection value into corresponding gas concentration data and displays the gas concentration data in real time, and the gas concentration data are transmitted wirelessly through a wireless module antenna.
In the wireless gas sampling detector, the connecting piece comprises a first plug and an SMA elbow connector;
the elbow of the SMA elbow connector is screwed into the jack at the bottom of the wireless module antenna and is assembled and fixed through threads, the male head of the second plug is screwed into the female head of the SMA elbow connector and is assembled and fixed through threads, and the female head of the second plug is screwed into the first through hole at one end of the detection main body and is assembled and fixed through threads.
In the wireless gas sampling detector, the detection main body comprises an upper cover, a display screen, a circuit board and a bottom shell;
the display screen is fixed on the circuit board and electrically connected with the circuit board, the circuit board is placed in the bottom shell and is in threaded connection with the bottom plate of the bottom shell, and the upper cover and the bottom shell are assembled and fixed through threads.
In the wireless gas sampling detector, a control circuit, an interface circuit and a power supply circuit are integrated on the circuit board, the power supply circuit is connected with the control circuit and a power line, the control circuit is connected with the interface circuit, and the interface circuit is connected with the sensor and the wireless module antenna;
the interface circuit is used for receiving a detection value output by the sensor and transmitting the detection value to the control circuit, the control circuit converts the detection value into corresponding gas concentration data and outputs the data in two paths, one path of the data is transmitted to the display screen for display, and the other path of the data is transmitted to the wireless module antenna through the interface circuit; the power supply circuit is used for converting power supply voltage input by the power line into power supply voltage and supplying power to the control circuit and the interface circuit.
In the wireless gas sampling detector, two sides of the bottom of the detection main body are respectively provided with a mounting side arm which is used for being connected with a mounting bracket, and the mounting side arms are provided with through holes for mounting.
In the wireless gas sampling detector, the display window on the upper cover is a glass window.
Compared with the prior art, the utility model provides a wireless gas sampling detector, including detecting main part, wireless module antenna, sensor, first end cap and connecting piece; the wireless module antenna is inserted into one end of the detection main body through a connecting piece and is electrically connected with the detection main body, the sensor is screwed into the bottom of the detection main body and is assembled and fixed with the detection main body through threads, and the power line is inserted into the other end of the detection main body through a first plug and is electrically connected with the detection main body; the sensor is used for detecting gas in real time and outputting a corresponding detection value to the detection main body; the detection main body converts the detection value into corresponding gas concentration data and displays the gas concentration data in real time, and the gas concentration data are transmitted wirelessly through a wireless module antenna. The wireless transmission function is realized by adding the wireless module antenna, the wireless gas sampling detector can be arranged at any position and can be conveniently moved at any time, and the problems that the transmission distance is limited, the movement is inconvenient and the parameter ad hoc network cannot be realized due to the wired transmission of the existing gas sampling detector can be solved.
Drawings
Fig. 1 is the utility model provides a schematic diagram of wireless gas sampling detector.
Fig. 2 is an exploded view of the wireless gas sampling detector provided by the present invention.
Fig. 3 is an exploded view of the main body of the wireless gas sampling detector provided by the present invention.
Detailed Description
The utility model provides a wireless gas sampling detector. In order to make the objects, technical solutions and effects of the present invention clearer and clearer, the following description of the present invention will refer to the accompanying drawings and illustrate embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1 and fig. 2, the wireless gas sampling detector is in communication connection with the wireless gas alarm control host, and includes a detection main body 1, a wireless module antenna 2, a sensor 3, a first plug 4 and a connecting member; the wireless module antenna 2 is inserted into one end of the detection main body 1 through a connecting piece and is electrically connected with the detection main body 1, the sensor 3 is screwed into the bottom of the detection main body 1 and is assembled and fixed with the detection main body 1 through threads, and the power line 10 is inserted into the other end of the detection main body 1 through the first plug 4 and is electrically connected with the detection main body 1. The sensor 3 is used for detecting gas in real time and outputting a corresponding detection value to the detection main body 1; the detection main body 1 converts the detection value into corresponding gas concentration data and displays the gas concentration data in real time, and the gas concentration data are transmitted to a wireless gas alarm control host through a wireless module antenna 2 in a wireless mode.
The wireless gas sampling detector can display gas concentration data detected on site in real time, and can transmit the gas concentration data to the wireless gas alarm control host in a wireless mode (Zigbee, LORA and the like), and the wireless gas alarm control host transmits signals to the upper computers such as a PLC (programmable logic controller)), a DCS (distributed control system), an alarm control host and the like for unified display, management and control.
The wireless module antenna 2 (the wireless module and the antenna are integrated together) is used for realizing wireless transmission, transmission modes such as ZigBee (a low-power local area network protocol based on IEEE802.15.4 standard), Lora (an ultra-long distance wireless transmission scheme based on spread spectrum technology) and the like can be adopted, the ZigBee module or the Lora module is correspondingly arranged inside the wireless module antenna 2, and wireless signal transmission and parameter ad hoc network can be realized in an area without signal coverage. The antenna in the wireless module antenna 2 adopts a fiber steel memory metal wireless module external antenna, and 4Km remote transmission communication can be realized.
In this embodiment, the connecting member includes second end cap 9 and SMA elbow connector 5, the elbow (the interior needle of external screw thread) of SMA elbow connector 5 twists the jack (being provided with the internal thread) and is fixed through the screw assembly of wireless module antenna 2 bottom, the public head (being provided with the external screw thread) of second end cap 9 twists the female head (the interior needle of internal screw thread) of SMA elbow connector 5 and is fixed through the screw assembly, the female head (being provided with the external screw thread) of second end cap 9 twists the first through-hole 6 (being provided with the internal thread) and is fixed through the screw assembly of the one end of surveying main part 1.
Referring to fig. 3, the detecting body 1 includes an upper cover 11, a display 12, a circuit board 13 and a bottom case 14; the display screen 12 is fixed on the circuit board 13 and electrically connected with the circuit board 13, the circuit board 13 is placed in the bottom case 14 and is in threaded connection with a bottom plate of the bottom case 14 (the circuit board 13 and the bottom plate are provided with corresponding screw holes and are fixedly connected through screws), and the upper cover 11 (provided with internal threads) and the bottom case 14 (provided with external threads) are fixedly assembled through threads. The display window 111 of the upper cover 11 may be made of transparent material such as glass and plastic.
A control circuit, an interface circuit and a power supply circuit are integrated on the circuit board 13, the power supply circuit is connected with the control circuit and a power line, the control circuit is connected with the interface circuit, and the interface circuit is connected with the sensor 3 and the wireless module antenna 2; the connections here are all electrical connections. The interface circuit is used for receiving the detection value output by the sensor 3 and transmitting the detection value to the control circuit, the control circuit converts the detection value into corresponding gas concentration data and outputs the data in two paths, one path of data is transmitted to the display screen 12 to be displayed, and the other path of data is transmitted to the wireless module antenna 2 through the interface circuit. The power supply circuit is used for converting power supply voltage input by a power line into power supply voltage and supplying power to the control circuit and the interface circuit, the circuit board 13 can also be provided with an alarm circuit, 2 groups of relays (switching value signals) are arranged in the alarm circuit, and the control circuit outputs corresponding control signals to control the alarm circuit to carry out sound-light alarm.
The circuits and functions of the circuit board 13 are prior art, and the present application mainly transmits gas concentration data wirelessly. In specific implementation, a data line (with an interface) connected with the interface circuit sequentially passes through the first through hole 6 and the second plug 9 (hollow) to be plugged with the inner needle of the female head of the SMA elbow connector 5, so that the gas concentration data can be transmitted to the wireless module antenna 2. The upper cover 11 and the bottom shell 14 are made of ADC12 aluminum alloy, so that the sensor is firm, wear-resistant and corrosion-resistant, is more suitable for outdoor installation, and prolongs the service life of the wireless gas sampling detector; other materials can be selected according to requirements to adapt to different environments during specific implementation; the appearance shapes of the upper cover 11 and the bottom shell 14 can be changed according to requirements, so as to meet the requirements of customers on the appearance and the appearance of the air or the industrial products.
Preferably, for the convenience of wall-mounted installation, two sides of the bottom of the detection main body 1 can be respectively provided with a mounting side arm 7, the mounting side arm 7 is provided with a through hole 8, the wireless gas sampling detector is mounted on a mounting bracket through the mounting side arms at the two sides, the mounting bracket can be fixed on a wall body, the mounting bracket is connected with the wall body through an expansion bolt, and the gas sampling detector is connected with the mounting bracket through a screw.
Preferably, the upper cover 11 and the bottom case 14 of the probe main body 1 may be made of die-cast aluminum, so that not only is the weight small and the protection level high, but also the main body is colored orange to be highlighted.
To sum up, the utility model provides a wireless gas sampling detector, which performs gas detection in real time through a sensor and outputs a corresponding detection value to a detection main body; the detection value is converted into corresponding gas concentration data by the detection main body and displayed in real time, the gas concentration data is wirelessly transmitted to the wireless gas alarm control host through the wireless module antenna, a wireless transmission function is realized by adding the wireless module antenna, the wireless gas sampling detector can be arranged at any position and can be conveniently moved at any time, and the problems that the transmission distance is limited, inconvenient movement and parameter self-networking cannot be realized due to wired transmission of the existing gas sampling detector can be solved.
The division of the functional modules is only used for illustration, and in practical applications, the functions may be distributed by different functional modules according to needs, that is, the functions may be divided into different functional modules to complete all or part of the functions described above.
It should be understood that equivalent alterations and modifications can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such alterations and modifications should fall within the scope of the appended claims.
Claims (6)
1. A wireless gas sampling detector is externally connected with a power line and is characterized by comprising a detection main body, a wireless module antenna, a sensor, a first plug and a connecting piece;
the wireless module antenna is inserted into one end of the detection main body through a connecting piece and is electrically connected with the detection main body, the sensor is screwed into the bottom of the detection main body and is assembled and fixed with the detection main body through threads, and the power line is inserted into the other end of the detection main body through a first plug and is electrically connected with the detection main body;
the sensor is used for detecting gas in real time and outputting a corresponding detection value to the detection main body; the detection main body converts the detection value into corresponding gas concentration data and displays the gas concentration data in real time, and the gas concentration data are transmitted wirelessly through a wireless module antenna.
2. The wireless gas sampling probe of claim 1, wherein the connector comprises a second bulkhead and an SMA elbow connector;
the elbow of the SMA elbow connector is screwed into the jack at the bottom of the wireless module antenna and is assembled and fixed through threads, the male head of the second plug is screwed into the female head of the SMA elbow connector and is assembled and fixed through threads, and the female head of the second plug is screwed into the first through hole at one end of the detection main body and is assembled and fixed through threads.
3. The wireless gas sampling probe of claim 1, wherein the probe body comprises an upper cover, a display screen, a circuit board, and a bottom shell;
the display screen is fixed on the circuit board and electrically connected with the circuit board, the circuit board is placed in the bottom shell and is in threaded connection with the bottom plate of the bottom shell, and the upper cover and the bottom shell are assembled and fixed through threads.
4. The wireless gas sampling probe of claim 3, wherein the circuit board has integrated thereon a control circuit, an interface circuit and a power supply circuit, the power supply circuit being connected to the control circuit and the power line, the control circuit being connected to the interface circuit, the interface circuit being connected to the sensor and the wireless module antenna;
the interface circuit is used for receiving a detection value output by the sensor and transmitting the detection value to the control circuit, the control circuit converts the detection value into corresponding gas concentration data and outputs the data in two paths, one path of the data is transmitted to the display screen for display, and the other path of the data is transmitted to the wireless module antenna through the interface circuit; the power supply circuit is used for converting power supply voltage input by the power line into power supply voltage and supplying power to the control circuit and the interface circuit.
5. The wireless gas sampling detector according to claim 3, wherein two sides of the bottom of the detection body are respectively provided with a mounting side arm for connecting with the mounting bracket, and the mounting side arms are provided with through holes for mounting.
6. The wireless gas sampling probe of claim 3, wherein the display window on the upper cover is a glass window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921834370.XU CN210894290U (en) | 2019-10-29 | 2019-10-29 | Wireless gas sampling detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921834370.XU CN210894290U (en) | 2019-10-29 | 2019-10-29 | Wireless gas sampling detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210894290U true CN210894290U (en) | 2020-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921834370.XU Active CN210894290U (en) | 2019-10-29 | 2019-10-29 | Wireless gas sampling detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210894290U (en) |
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2019
- 2019-10-29 CN CN201921834370.XU patent/CN210894290U/en active Active
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