CN217006958U

CN217006958U - Methane detection device

Info

Publication number: CN217006958U
Application number: CN202220557952.3U
Authority: CN
Inventors: 庞伟伟
Original assignee: Hefei Zhongke Jiuheng Technology Co ltd
Current assignee: Hefei Zhongke Jiuheng Technology Co ltd
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-07-19
Anticipated expiration: 2032-03-15

Abstract

The utility model discloses a methane detection device, comprising: the device comprises a main body frame, a detection gas pool assembly, a current display meter, a test board, a collection board, a flowmeter, a voltage display meter, a main power switch, a bottom cover, support legs and a detected module. The detection gas cell assembly includes: the device comprises a connecting main body, an installation table, a sealing ring, a first air pipe joint and a second air pipe joint; the detected module includes: mounting disc, seal cover, laser support, humidity transducer, inserted bar. The system can perform flow-splitting detection on homologous methane, and each detection branch is provided with the detection mechanism, so that the methane can be accurately detected in a short time, the overall detection efficiency is high, the detection cost is low, and the system has strong practicability; simple structure, the simple operation extensively is applicable to the detection area of multiple gas. The problem of methane let in the check out test set of function singleness in proper order and carry out the detection of each index, detection efficiency is low, detects with high costs, needs the multiple detection in order to guarantee the authority of detecting is solved.

Description

Methane detection device

Technical Field

The utility model belongs to the field of gas detection, and particularly relates to a methane detection device.

Background

Methane is an organic compound, widely distributed in nature, is a main component of natural gas, methane, pit gas and the like, and is commonly called as gas. It can be used as fuel and raw material for preparing hydrogen, carbon black, CO, acetylene, hydrocyanic acid and formaldehyde. The application face of methane is very extensive in industrial production and daily life, because methane causes the incident easily, consequently need detect methane during the in-service use, and traditional detection mode carries out the detection of each index in directly letting in the check out test set of function singleness with methane in proper order, and this kind of mode detection efficiency is low, detects with high costs, need carry out a lot of in order to guarantee the authority nature that detects moreover and detect. Therefore, the device capable of rapidly and efficiently and accurately detecting the methane is designed to meet the actual requirement.

In view of the above-mentioned problems, a methane detection device has been devised.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model aims to provide a methane detection device, which solves the problems that in the prior art, methane is sequentially introduced into detection equipment with a single function to detect each index, the detection efficiency is low, the detection cost is high, and multiple detections are needed to ensure the detection authority.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a methane detection device, includes the main part frame, the installation is equipped with a plurality of detection gas pond subassemblies in the main part frame, the grafting is installed and is detected the module on the detection gas pond subassembly.

The detection gas pool assembly comprises a connecting body, an installation table is fixedly arranged at the upper end of the connecting body, jacks are arranged on the installation table, a sealing ring is fixedly arranged at the upper end of the installation table, a first gas pipe joint is fixedly arranged at the side end of the connecting body, a second gas pipe joint is fixedly arranged at the lower end of the connecting body, the first gas pipe joint and the second gas pipe joint are communicated with the connecting body, and the detection gas pool assembly is communicated with the first gas pipe joint and the second gas pipe joint through gas pipes.

The detection module comprises a mounting disc, a sealing sleeve is fixedly arranged on one side of the mounting disc and is matched and sealed with the sealing ring, a laser support and a humidity sensor are fixedly arranged in the sealing sleeve, the laser support is used for detecting the concentration of methane, the humidity sensor is used for detecting the humidity of the methane, an insertion rod is fixedly arranged on the mounting disc and is in insertion fit with the insertion hole.

Further, the upper end fixed mounting of main part frame has current display table and surveys the test panel, fixed mounting has the set board in the main part frame, one side fixed mounting of main part frame has flowmeter, voltage display table and total switch, the bottom is installed to the lower extreme screw thread of main part frame, the fixed stabilizer blade that is equipped with of lower extreme of bottom.

Furthermore, the current display meter is used for testing the current of the detected module during working, the flow meter is used for testing the flow of methane entering the whole device, the voltage display meter is used for testing the voltage of the whole device during working, the main power switch is used for controlling the on-off of the power supply of the whole device, and the detected module is used for detecting the methane concentration passing through the detected gas pool assembly.

The utility model has the beneficial effects that:

1. the methane detection device provided by the utility model can be used for carrying out shunt detection on homologous methane, and each detection branch is provided with the detection mechanism, so that the methane can be accurately detected in the shortest time, the overall detection efficiency is high, the detection cost is low, and the methane detection device has strong practicability;

2. the methane detection device provided by the utility model is simple in structure, convenient and fast to operate and capable of being widely applied to the field of detection of various gases.

Drawings

In order to more clearly illustrate the embodiments or prior art solutions of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of an embodiment of the present invention;

FIG. 2 is a schematic diagram of a test gas cell assembly according to an embodiment of the utility model;

FIG. 3 is a schematic structural diagram of a module under test according to an embodiment of the present invention;

fig. 4 is a schematic diagram of internal gas paths in an embodiment of the utility model.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

As shown in fig. 1, a methane detection device, including main part frame 1, the installation is equipped with a plurality of detection gas pond subassemblies 2 in the main part frame 1, the upper end fixed mounting of main part frame 1 has current display table 3 and surveys test panel 4, fixed mounting has aggregation board 5 in the main part frame 1, one side fixed mounting of main part frame 1 has flowmeter 6, voltage display table 7 and total power switch 8, bottom 9 is installed to the lower extreme screw thread of main part frame 1, the fixed stabilizer blade 10 that is equipped with of lower extreme of bottom 9, it installs by detection module 11 to peg graft on the detection gas pond subassembly 2.

The current display table 3 is used for testing the current of the detected module 11 during working, the flow meter 6 is used for testing the flow of methane entering the whole device, the voltage display table 7 is used for testing the voltage of the whole device during working, the main power switch 8 is used for controlling the on-off of the power supply of the whole device, and the detected module 11 is used for detecting the methane concentration passing through the detected gas pool assembly 2. It should be noted that the side end of the main frame 1 is provided with heat dissipation holes. The test board 4 and the assembly board 5 are used for converting the serial port protocol of the module to be tested 11 into a USB protocol and transmitting the USB protocol to a computer.

As shown in fig. 2, the detection gas cell assembly 2 includes a connection body 16, a mounting table 12 is fixedly disposed at an upper end of the connection body 16, and a jack is disposed on the mounting table 12. The upper end of the mounting table 12 is fixedly provided with a sealing ring 13, the side end of the connecting body 16 is fixedly provided with a first air pipe joint 14, the lower end of the connecting body 16 is fixedly provided with a second air pipe joint 15, and the first air pipe joint 14 and the second air pipe joint 15 are both communicated with the connecting body 16. And the adjacent detection gas cell assemblies 2 are connected with a first gas pipe joint 14 and a second gas pipe joint 15 through gas pipes to complete communication.

As shown in fig. 3, the detected module 11 includes a mounting plate 21, a sealing sleeve 19 is fixedly disposed on one side of the mounting plate 21, and the sealing sleeve 19 is sealed with the sealing ring 13 in a matching manner. Seal cover 19 internal fixation is equipped with laser support 17 and humidity transducer 18, laser support 17 is used for detecting methane concentration, humidity transducer 18 is used for detecting the humidity of methane. An inserting rod 20 is fixedly arranged on the mounting disc 21, and the inserting rod 20 is matched with the inserting hole in an inserting mode. It should be noted that the sealing ring 13 can seal the mounting table 12 and provide a clamping function after the module 11 to be tested is inserted into the mounting table 12.

As shown in fig. 4, a specific example is shown here, divided into four parallel branches. Methane enters from the main air inlet, flows into A, B, C, D air inlets (air pipes closest to the main air inlet) through one-to-four paths, and flows out from the main air outlet through four air outlets (air pipes farthest from the main air inlet) collected by A 'B' C 'D' after passing through four paths of series air pools.

During the use with a plurality of detection module 11 with each detect gas cell subassembly 2 and peg graft, each detect gas cell subassembly 2 this moment and be in encapsulated situation by detection module 11, and laser support 17 and humidity transducer 18 arrange in connecting body 16, then open total switch 8 to let in methane from total air inlet, methane gathers after each branch road detects gas cell subassembly 2 and detected module 11 and flows out from total gas outlet, each detection mechanism in the methane transmission in-process device carries out corresponding detection.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. A methane detection device comprises a main body frame (1), and is characterized in that a plurality of detection gas pool assemblies (2) are arranged in the main body frame (1), and detected modules (11) are inserted and installed on the detection gas pool assemblies (2);

the detection gas pool assembly (2) comprises a connecting body (16), an installation table (12) is fixedly arranged at the upper end of the connecting body (16), an insertion hole is formed in the installation table (12), a sealing ring (13) is fixedly arranged at the upper end of the installation table (12), a first gas pipe joint (14) is fixedly arranged at the side end of the connecting body (16), a second gas pipe joint (15) is fixedly arranged at the lower end of the connecting body (16), the first gas pipe joint (14) and the second gas pipe joint (15) are both communicated with the connecting body (16), and the adjacent detection gas pool assembly (2) is connected with the first gas pipe joint (14) and the second gas pipe joint (15) through gas pipes to complete communication;

detected module (11) includes mounting disc (21), one side of mounting disc (21) is fixed and is equipped with seal cover (19), seal cover (19) are sealed with sealing washer (13) cooperation, seal cover (19) internal fixation is equipped with laser support (17) and humidity transducer (18), laser support (17) are used for detecting methane concentration, humidity transducer (18) are used for detecting the humidity of methane, fixed inserted bar (20) that is equipped with on mounting disc (21), inserted bar (20) and jack cooperation of pegging graft.

2. The methane detection device according to claim 1, wherein a current display meter (3) and a test board (4) are fixedly mounted at the upper end of the main body frame (1), an assembly board (5) is fixedly mounted in the main body frame (1), a flowmeter (6), a voltage display meter (7) and a main power switch (8) are fixedly mounted at one side of the main body frame (1), a bottom cover (9) is mounted at the lower end of the main body frame (1) through threads, and support legs (10) are fixedly arranged at the lower end of the bottom cover (9).

3. The methane detection device according to claim 2, wherein the current display meter (3) is used for testing the current of the detected module (11) during operation, the flow meter (6) is used for testing the flow rate of methane entering the whole device, the voltage display meter (7) is used for testing the voltage of the whole device during operation, the main power switch (8) is used for controlling the power on-off of the whole device, and the detected module (11) is used for detecting the methane concentration passing through the detection gas pool assembly (2).