CN212617642U

CN212617642U - Multipurpose gas flow divider

Info

Publication number: CN212617642U
Application number: CN202021314123.XU
Authority: CN
Inventors: 宋庆国; 王园园; 高晓沛; 王静; 阚云旭; 许腾跃
Original assignee: Hebei Aimoli Technology Co ltd
Current assignee: Emory Hebei Technology Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-02-26
Anticipated expiration: 2030-07-07

Abstract

The utility model provides a gaseous diverging device of multipurpose, its structure includes that the tubulose is used for the splendid attire to detect the discharge of gaseous, and the both ends shutoff of discharge has the end cover, has connect on one of them end cover of discharge with the communicating intake pipe of discharge, and the other end is covered and is connect with the communicating outlet duct of discharge, has still connect a plurality of roots and the communicating shunt tubes tube head of discharge on the outer wall of discharge. The utility model discloses have the multiple use, not only can be used to gaseous composition to detect, still can be used to the demarcation of sensor. The device is used for detecting gas components, so that the detection structure is more accurate and the precision is higher. The device is adopted to calibrate the sensors, so that a plurality of sensors can be calibrated at the same time, and the calibration efficiency of the sensors is improved.

Description

Multipurpose gas flow divider

Technical Field

The utility model relates to a gaseous detection device, specifically speaking are gaseous diverging device of multipurpose.

Background

In actual production, real-time detection of discharged gas components is often required, but existing detection instruments for detecting each gas component are different, that is, only one gas component can be detected by one detection instrument. If different components of the same gas are detected, a plurality of detection instruments for detecting different gases need to be connected to a pipeline for discharging the gas at the same time. The actually discharged gas is mostly discharged in sections, and the components of the gas discharged from each section are different from those of the gas discharged from each section, which may affect the accuracy of gas detection, so it is necessary to detect the same section of gas simultaneously as much as possible.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a gaseous diverging device of multipurpose to the realization is to the collection and the reposition of redundant personnel of same section exhaust gas, solves the problem of the accuracy that the gas composition detected.

The utility model discloses a realize like this: a multipurpose gas flow divider is characterized in that a gas collecting pipe for containing gas to be detected is formed by straight cylindrical pipes, end covers are respectively plugged at two ends of the gas collecting pipe, an air inlet pipe communicated with the gas collecting pipe is connected to one end cover, an air outlet pipe communicated with the gas collecting pipe is connected to the other end cover, a plurality of flow dividing pipe joints communicated with the gas collecting pipe are further connected to the pipe wall of the gas collecting pipe, and a pressure gauge for detecting the gas pressure in the inner cavity of the gas collecting pipe is further connected to the end cover or the pipe wall of the gas collecting pipe.

The air inlet pipe and the air outlet pipe are respectively connected with a stop valve; the shunt tubes connected with the joints of the shunt tubes are respectively connected with a stop valve.

The utility model relates to a device of gaseous collection and reposition of redundant personnel, treat gaseous discharge including the splendid attire, the both ends shutoff of this discharge has the end cover, has connect on one of them end cover with the communicating intake pipe of discharge, has connect on another end cover with the communicating outlet duct of discharge, has still connect a plurality of roots and the communicating shunt tubes tube head of discharge on the outer wall of discharge, the shunt tube head is used for connecing the gas detector. The utility model discloses a collecting of gas to the same section has been realized to the discharge to through the gaseous reposition of redundant personnel of shunt tubes tube head in to the discharge, with guaranteed as far as possible to be to the gaseous detection of same section, thereby improve the accuracy that gaseous detected. The utility model discloses can also be used for the demarcation work of sensor, pack the calibration gas in to the discharge through the intake pipe promptly, then will treat the sensor of demarcation and connect respectively on the shunt tubes to the realization is markd when to a plurality of sensors. The utility model discloses not only can be used for the detection of gas composition, still can be applied to the demarcation work of sensor, have very high popularization and application and worth.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the sensor structure.

In the figure: 1. a gas collecting pipe; 2. an end cap; 3. a pressure gauge; 4. a shunt tube head; 5. an air inlet pipe; 6. an air outlet pipe; 7. a sensor; 7-1, threading holes; 7-2, an upper cover; 7-3, a shell; 7-4, ring edges; 7-5, an air inlet channel; 7-6, an air outlet channel; 7-7, a circuit board; 7-8, a first sealing ring; 7-9, a detection component; 7-10, a detection cavity; 7-11, a second sealing ring; 7-12, a ring platform; 7-13, coil slot; 8. and a stop valve.

Detailed Description

As shown in fig. 1, the utility model discloses a gas collecting 1, this gas collecting 1 are transparent tubular structure for the splendid attire is collected and is waited the gas of detecting, and the both ends shutoff of this gas collecting 1 has end cover 2, in order to realize the airtight of gas collecting 1, prevents the leakage of the interior gas of gas collecting 1. One end cover 2 of the gas collecting pipe 1 is connected with a gas inlet pipe 5 communicated with the gas collecting pipe 1, and the other end cover 2 is connected with a gas outlet pipe 6 communicated with the gas collecting pipe 1, so that gas to be detected is introduced into the gas collecting pipe 1.

In this embodiment, the outer wall of the gas collecting pipe 1 is further connected with a plurality of shunt pipe heads 4, the shunt pipe heads 4 are communicated with the gas collecting pipe 1, the shunt pipe heads 4 are used for connecting shunt pipes connected with an index detector, and the index detector can purchase index detectors sold on the market as required to detect indexes of gas in the cavity introduced into the gas collecting pipe 1. The utility model discloses a shunt tubes tube head 4 also can accept the sensor 7 of demarcation to accomplish simultaneously the demarcation work to a plurality of sensors 7. The sensor 7 may employ the sensor 7 shown in fig. 2.

The sensor 7 comprises a housing 7-3 and a detection device mounted within the housing 7-3. The detection device comprises a detection component 7-9 and a circuit board 7-7, wherein the detection component 7-9 is electrically connected with the circuit board 7-7 and fixed on the bottom surface of the circuit board 7-7 and used for detecting gas to be detected entering the shell 7-3 and converting detection information into an electric signal.

The shell 7-3 is a reducing inner cavity with a thick upper part and a thin lower part, and an annular table 7-12 at the reducing part of the inner cavity is used for fixing the circuit board 7-7. The bottom surface of the shell 7-3 is also provided with an annular edge 7-4 protruding out of the bottom surface, a groove formed by the annular edge 7-4 and the cavity wall of the shell 7-3 is embedded with a first sealing ring 7-8, and the bottom surface of the detection component 7-9 is pressed on the first sealing ring 7-8, so that a closed space surrounded by the bottom surface of the inner cavity of the shell 7-3, the annular edge 7-4 and the bottom surface of the detection component 7-9 forms a detection cavity 7-10 for filling detection gas. The bottom of the shell 7-3 is provided with an air inlet channel 7-5 and an air outlet channel 7-6 which are respectively communicated with the detection cavity 7-10 so as to realize the air charging and discharging into the detection cavity 7-10.

The lower section of the inner cavity of the shell 7-3 is a cylindrical cavity with the diameter slightly larger than that of the detection assembly 7-9, and a second sealing ring 7-11 is arranged on the surface of an annular table 7-12 at the reducing position of the inner cavity of the shell 7-3 to prevent gas in the inner cavity of the shell 7-3 from leaking.

The sensor 7 is covered with an upper cover 2 at the upper opening of a shell 7-3, and the upper cover 7-2 is provided with a threading hole 7-1 for threading a lead led out by a circuit board 7-7. The upper cover 7-2 is screwed to the housing 7-3 by means of a screw thread provided on the edge thereof.

The outer wall of the lower section of the shell 7-3 of the utility model is also provided with a coil groove 7-13 for installing a heating coil.

Will the utility model be used for the sensor demarcation during operation, need connect the admission line 7-5 of sensor 7 with the shunt tubes tube head 4 of the utility model discloses discharge 1 mutually.

The utility model discloses manometer 3 still is equipped with on the end cover 2 of the arbitrary one end of discharge 1 for detect the gas pressure in discharge 1, too big to prevent the gas pressure in discharge 1, make the chamber wall take place to burst.

In this embodiment, the contact between the flow dividing pipe head 4, the gas inlet pipe 5 and the gas outlet pipe 6 and the gas collecting pipe 1 or the end cover 2 is sealed to prevent the gas in the gas collecting pipe 1 from leaking.

The utility model is provided with a stop valve 8 on the air inlet pipe 5 and the air outlet pipe 6 respectively; the shunt tubes connected with the shunt tube joints 4 are respectively connected with a stop valve 8, and the stop valves 8 are used for controlling the on-off of the corresponding pipelines.

Claims

1. A multipurpose gas flow divider is characterized in that a gas collecting pipe for containing gas to be detected is formed by straight cylindrical pipes, end covers are respectively plugged at two ends of the gas collecting pipe, an air inlet pipe communicated with the gas collecting pipe is connected to one end cover, an air outlet pipe communicated with the gas collecting pipe is connected to the other end cover, a plurality of flow dividing pipe joints communicated with the gas collecting pipe are further connected to the pipe wall of the gas collecting pipe, and a pressure gauge for detecting the gas pressure in the inner cavity of the gas collecting pipe is further connected to the end cover or the pipe wall of the gas collecting pipe.

2. The multipurpose gas splitting device according to claim 1, wherein a stop valve is connected to each of the inlet pipe and the outlet pipe; the shunt tubes connected with the joints of the shunt tubes are respectively connected with a stop valve.