A mine hand-held portable detachable multifunctional concentration detector
By designing a handheld, portable, detachable, multi-functional concentration detector for mines, the problem of existing equipment being unable to be easily moved and perform real-time detection has been solved, enabling real-time concentration detection and improving accuracy while reducing maintenance costs.
Patent Information
- Application Number
- CN202310550303.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2023-05-16
- Publication Date
- 2026-02-27
- Estimated Expiration
- 2043-05-16
AI Technical Summary
Existing mine detection equipment is mostly fixed in structure, which cannot be easily moved, resulting in high production costs and the inability to achieve real-time concentration detection, thus failing to meet the real-time needs of mine concentration detection.
A portable, detachable, multi-functional concentration detector for mines was designed, comprising a detachable sensor assembly and a concentration detection host. The detachable structure allows for focused detection of a single parameter concentration, improving detection accuracy. It is also connected via clips and bayonet interfaces for easy maintenance.
It enables real-time concentration detection, ensuring the reliability of detection results, reducing maintenance costs, improving detection accuracy, and is easy to carry and maintain.
Smart Images
Figure CN116660464B_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to a mine handheld portable detachable multifunctional concentration detector, belonging to the field of detection equipment and technology. BACKGROUND
[0002] Mine disasters such as dust hazards, gas hazards, and goaf spontaneous combustion have brought great hidden dangers to mine operators and safety production. Dust with too high concentration can cause lung disease of mine operators and lead to dust explosion; gas with too high concentration is one of the main reasons for gas hazards; oxygen concentration affects the goaf spontaneous combustion. Therefore, real-time detection of mine dust and gas concentration and oxygen content is particularly important for ensuring the health of operators and preventing accidents.
[0003] At present, the existing detection equipment at home and abroad is mostly fixed structure, which cannot be moved conveniently, not to mention being carried around. If a large number of installations are required, a large number of supporting equipment will also lead to the increase of production cost, which not only increases the production cost, but also wastes related resources, and cannot meet the demand of real-time concentration detection of mine production. SUMMARY
[0004] The present application aims to provide a mine handheld portable detachable multifunctional concentration detector, which is convenient to carry, can realize real-time detection of concentration, can ensure the reliability of detection results, and can meet the demand of real-time concentration detection of mine; by adopting a detachable structure, single parameter concentration can be detected according to the detection needs, the detection accuracy is improved, maintenance is facilitated, the maintenance cost is reduced, and the above problems in the background art are effectively solved.
[0005] The technical scheme of the present application is: a mine handheld portable detachable multifunctional concentration detector, comprising a detachable sensor assembly and a concentration detection host, the detachable sensor assembly is installed on the top of the concentration detection host, the detachable sensor assembly comprises a shell, an assembly air inlet, an assembly air outlet, a data power two-in-one interface, a buckle button, a buckle interface and a sensor installation cavity, the detachable sensor assembly is connected to the concentration detection host through the buckle and the buckle interface, and the buckle button is in contact with the buckle interface; the sensor is installed in the sensor installation cavity, and the assembly air inlet and the assembly air outlet are respectively connected to the sensor inlet and outlet of the sensor installation cavity.
[0006] The concentration detection host side is provided with an air inlet pipe, and the air inlet pipe is provided with a control knob; a battery module is installed at the bottom of the concentration detection host, and a controller is installed at the middle of the concentration detection host; a detachable drying kit, a flow meter, a pulse damper and a gas pump are arranged inside the concentration detection host and are connected through internal pipelines; the internal pipeline connection mode is in the order of the air inlet pipe, a first air inlet pipeline, the detachable drying kit, a second air inlet pipeline, the flow meter, a third air inlet pipeline, the pulse damper, a fourth air inlet pipeline, a detachable sensor assembly, an air outlet pipeline, the gas pump and an air outlet orifice according to the gas transmission sequence.
[0007] The controller is a PLC controller, which comprises a controller shell, a display screen, an operation button and a data processing and control module; the data processing and control module is connected with the control knob, the display screen, the operation button, the flow meter, the pulse damper and the sensor through a signal circuit, and is connected with the gas pump through a control circuit; the display screen and the operation button are arranged on the controller shell and exposed on the surface of the concentration detection host; the operation button comprises a power switch and operation keys.
[0008] The battery module comprises a storage battery, which is connected with the control knob, the flow meter, the pulse damper, the data processing and control module, the display screen, the operation button, the gas pump and a data power supply two-in-one interface through a power supply circuit; a power charging port is arranged at the bottom of the back of the concentration detection host, and the storage battery is charged through the power charging port; the storage battery is one of a lithium battery, an alkaline zinc-manganese battery, a cadmium-nickel battery and a hydrogen-nickel battery.
[0009] The detachable drying kit comprises a drying pipeline, a detachable drying kit shell and a drying kit pull ring, and is a plug-in straight pipe structure; the drying pipeline is arranged in the detachable drying kit shell through the drying kit pull ring, and the inside of the drying pipeline is filled with a drying agent.
[0010] Sealing rings are arranged at both ends of the internal pipeline of the concentration detection host.
[0011] The concentration detection host has the advantages that it is convenient to carry, can realize real-time detection of concentration, can guarantee the reliability of the detection result, can meet the needs of real-time detection of the concentration of a mine, can focus on detecting a single parameter concentration according to the needs of detection by adopting a detachable structure, can improve the detection accuracy, is convenient to maintain and can reduce the maintenance cost. BRIEF DESCRIPTION OF DRAWINGS
[0012] Figure 1 It is a front structure schematic diagram of the application;
[0013] Figure 2 It is an internal structure schematic diagram of the concentration detection host of the application;
[0014] Figure 3 It is a left side structure schematic diagram of the application;
[0015] Figure 4 The schematic diagram of the back structure of the present application;
[0016] Figure 5 The left side view of the detachable sensor assembly of the present application;
[0017] Figure 6 The schematic diagram of the internal structure of the detachable sensor assembly of the present application;
[0018] Figure 7 The working principle diagram of the data processing and control system of the present application;
[0019] In the figure: the outer shell 1, the concentration detection host shell 2, the battery module shell 3, the air inlet pipe 4, the control knob 5, the controller shell 6, the display screen 7, the control button 8, the buckle button 9, the first air inlet pipe 10, the drying pipe 11, the second air inlet pipe 12, the third air inlet pipe 13, the fourth air inlet pipe 14, the exhaust pipe 15, the detachable drying kit shell 16, the drying kit pull ring 17, the flow meter 18, the data processing and control module 19, the pulse damper 20, the air pump 21, the battery 22, the data power two-in-one interface 23, the sealing ring 24, the buckle 25, the exhaust orifice 26, the power charging port 27, the buckle interface 28, the sensor installation cavity 29, the assembly air inlet 30, and the assembly exhaust 31. Embodiment
[0020] In order to make the purpose, technical scheme and advantages of the embodiment of the application clearer, the technical scheme of the embodiment of the application will be described clearly and completely below in combination with the drawings in the embodiment. Obviously, the described embodiment is only a part of the embodiments of the application, not all the embodiments of the application. Based on the embodiment in the application, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the application.
[0021] A mine handheld portable detachable multifunctional concentration detector comprises a detachable sensor assembly and a concentration detection host, the detachable sensor assembly is installed on the top of the concentration detection host, the detachable sensor assembly comprises an outer shell 1, an assembly air inlet 30, an assembly exhaust 31, a data power two-in-one interface 23, a buckle button 9, a buckle interface 28 and a sensor installation cavity 29, the detachable sensor assembly is connected with the concentration detection host through the buckle 25 and the buckle interface 28, the buckle button 9 is in contact with the buckle interface 28, the sensor is installed in the sensor installation cavity 29, and the assembly air inlet 30 and the assembly exhaust 31 are respectively connected with the sensor inlet and outlet of the sensor installation cavity 29.
[0022] The concentration detection host side is provided with an air inlet pipe 4, and the air inlet pipe 4 is provided with a control knob 5; a battery module is installed at the bottom of the concentration detection host, and a controller is installed at the middle of the concentration detection host; a detachable drying kit, a flowmeter 18, a pulse damper 20 and a gas pump 21 are arranged inside the concentration detection host and are connected through internal pipelines; the internal pipeline connection mode is in the order of the air inlet pipe 4, a first air inlet pipeline 10, the detachable drying kit, a second air inlet pipeline 12, the flowmeter 18, a third air inlet pipeline 13, the pulse damper 20, a fourth air inlet pipeline 14, a detachable sensor assembly, an air outlet pipeline 15, the gas pump 21 and an air outlet orifice 26 according to the sequence of gas transmission.
[0023] The controller is a PLC controller, which comprises a controller shell 6, a display screen 7, control buttons 8 and a data processing and control module 19; the data processing and control module 19 is connected with the control knob 5, the display screen 7, the control buttons 8, the flowmeter 18, the pulse damper 20 and the sensor through a signal circuit and is connected with the gas pump 21 through a control circuit; the display screen 7 and the control buttons 8 are arranged on the controller shell 6 and are exposed on the surface of the concentration detection host; the control buttons 8 include a power switch and operation buttons.
[0024] The battery module comprises a storage battery 22, which is connected with the control knob 5, the flowmeter 18, the pulse damper 20, the data processing and control module 19, the display screen 7, the control buttons 8, the gas pump 21 and a data power supply two-in-one interface 23 through a power supply circuit; a power charging port 27 is arranged at the bottom of the back of the concentration detection host, and the storage battery 22 is charged through the power charging port 27; the storage battery 22 is one of a lithium battery, an alkaline zinc-manganese battery, a cadmium-nickel battery and a hydrogen-nickel battery.
[0025] The detachable drying kit comprises a drying pipeline 11, a detachable drying kit shell 16 and a drying kit pull ring 17, is in a plug-in straight pipe structure, the drying pipeline 11 is arranged in the detachable drying kit shell 16 through the drying kit pull ring 17, and the inside of the drying pipeline 11 is filled with a drying agent.
[0026] Sealing rings 24 are arranged at both ends of the internal pipeline of the concentration detection host.
[0027] In actual application, the concentration detector is in a rectangular shape as a whole, the battery module is installed at the bottom of the concentration detector, specifically, the storage battery 22 in the battery module is a lithium battery, which continuously supplies power to the controller, the flowmeter 18, the pulse damper 20 and the sensor through a power supply circuit; similarly, the storage battery 22 can also be an alkaline zinc-manganese battery, a cadmium-nickel battery, a hydrogen-nickel battery or the like; the storage battery 22 is charged through the power charging port 27 at the bottom of the back of the concentration detector.
[0028] The controller is installed in the middle of the concentration detector, which belongs to a PLC controller, mainly composed of a controller shell 6, a display screen 7, control buttons 8, a data processing and control module 19, wherein the data processing and control module 19 is connected with the control knob 5, the display screen 7, the control buttons 8, the flow meter 18, the pulse damper 20 and the sensor through a signal circuit, and connected with the air pump 21 through a control circuit, the display screen 7 and the control buttons 8 are arranged on the controller shell 6 and exposed on the surface of the concentration detection host, and the control buttons 8 include a power switch and operation keys. The display screen 7 can realize the presentation of information parameters such as air intake, flow, pressure pulse information, concentration information and electric quantity.
[0029] The detachable sensor assembly is installed on the top of the concentration detector, connected with the concentration detection host through the buckle 25 and the bayonet interface 28, the buckle button 9 is used for disconnection, so that the two can be separated. The fourth air inlet pipe 14 is connected with the assembly air inlet 30, and the air outlet pipe 15 is connected with the assembly air outlet 31, and the sealing ring 24 is arranged at the connection position to seal the interface to ensure the sealing of the pipe. The sensor installation cavity 29 can install corresponding sensors according to the actual detection gas type, so as to detect the concentration of dust, gas and oxygen, and can ensure the detection of single parameter concentration and improve the detection accuracy. The sensor air inlet and the air outlet need to be connected with the assembly air inlet 30 and the assembly air outlet 31 respectively, and the power supply and data signal transmission are realized through the data power two-in-one interface 23 arranged on the assembly and the host.
[0030] The concentration detector main body is the concentration detection host, the control knob 5 is used for controlling the rotation speed of the air pump 21, and then the air intake of the air inlet pipe 4 is controlled. The connection mode is as follows in sequence according to the gas transmission sequence: the air inlet pipe 4, the first air inlet pipe 10, the detachable drying kit, the second air inlet pipe 12, the flow meter 18, the third air inlet pipe 13, the pulse damper 20, the fourth air inlet pipe 14, the detachable sensor assembly, the air outlet pipe 15, the air pump 21 and the air outlet 26.
[0031] The detachable drying kit includes a drying pipe 11, a detachable drying kit shell 16 and a drying kit pull ring 17, which is a plug-in structure, and the kit is pulled out for maintenance or replacement by pulling the drying kit pull ring 17. The drying pipe 11 and the air inlet pipe at both ends are sealed by the sealing ring 24, the drying pipe 11 is filled with drying agent, and the gas can effectively remove the moisture in the air, so as to reduce the influence of water vapor on the measurement accuracy to the greatest extent, thereby improving the measurement accuracy.
[0032] When the gas passes through the flow meter 18, the flow information of the gas in the pipeline can be obtained, and is fed back to the data processing and control module 19 in real time through the signal circuit. After receiving the flow signal, the data processing and control module 19 cooperates with the gas pump 21 to work, so as to ensure the constant flow of the gas in the pipeline. Through the cooperation of the flow meter 18, the gas pump 21 and the data processing and control module 19, the measurement process is always in a constant flow state. When the gas passes through the pulsation damper 20, the gas pressure pulse in the pipeline can be eliminated, so as to stabilize the gas pressure and flow. The gas pressure pulsation information is fed back to the data processing and control module 19 through the signal circuit, and is synchronously transmitted to the display screen 7 for real-time and direct presentation.
[0033] The working principle and circuit composition are as follows: the required sensor assembly for detecting the gas is installed, the controller power switch is pressed to start the instrument, the control knob 8 is rotated to control the air intake, the gas enters the instrument, the moisture in the gas is removed through the drying pipeline 11, the flow is stabilized through the flow meter 18 and the gas pump 21, the gas pressure pulse is eliminated through the pulsation damper 20, the gas concentration is detected by the sensor, and the gas is discharged through the exhaust hole 26 at the back of the detection instrument. In the above process, the control knob 8 controls the rotating speed of the gas pump 21 through the control circuit, and transmits the real-time signal to the data processing and control module 19 through the signal circuit; the flow meter 18 and the pulsation damper 20 transmit the real-time signal to the data processing and control module 19 through the signal circuit, and process the information; the data processing and control module 19 cooperates with the gas pump 21 to work through the control circuit; the sensor detection result is transmitted to the data processing and control module 19 through the signal circuit; the information parameters such as the air intake, the flow, the pressure pulse, the concentration and the electric quantity are presented on the controller display screen 6 after being processed by the data processing and control module 19.
[0034] Through the setting of the control knob at the air inlet, the air intake can be controlled in a non-polarized manner, so as to realize the fine control of the air intake. Through the setting of the detachable drying kit, the moisture in the air can be removed by using the drying agent, so as to reduce the influence of the water vapor on the measurement accuracy to the maximum extent, thereby improving the measurement accuracy. Through the setting of the flow meter, the flow information of the gas in the pipeline can be obtained, and is fed back to the data processing and control module in real time. After receiving the flow signal, the module controls the gas pump to work, so as to ensure the constant flow of the gas in the pipeline. Through the cooperation of the flow meter, the gas pump and the module, the measurement process is always in a constant flow state. Through the setting of the pulsation damper, the gas pressure pulse in the pipeline can be eliminated, so as to stabilize the gas pressure and flow. Through the setting of the detachable sensor assembly, the corresponding concentration sensor is installed in the sensor installation cavity, so as to detect the concentration of dust, gas, oxygen and the like. The buckle connection mode facilitates the disassembly of the sensor assembly, is convenient for maintenance, and reduces the maintenance cost.
[0035] The above-described embodiments are merely intended to describe the preferred embodiments of the present application, and are not intended to limit the concept and scope of the present application. Various changes and modifications to the present application made by those skilled in the art, which do not depart from the design scheme of the present application, should fall within the scope of the present application. The technical content of the present application claimed for protection has been fully described in the claims.
Claims
1. A portable, detachable, multi-functional concentration detector for mines, characterized in that: The device includes a detachable sensor assembly and a concentration detection host. The detachable sensor assembly is installed on the top of the concentration detection host. The detachable sensor assembly includes a housing (1), an assembly air inlet (30), an assembly exhaust outlet (31), a data and power combined interface (23), a snap button (9), a snap interface (28), and a sensor mounting cavity (29). The detachable sensor assembly is connected to the concentration detection host through snaps (25) and snap interfaces (28). The snap button (9) contacts the hook of the snap interface (28). The sensor is installed in the sensor mounting cavity (29). The assembly air inlet (30) and the assembly exhaust outlet (31) are respectively connected to the sensor inlet and outlet of the sensor mounting cavity (29). The concentration detection host is provided with an air inlet (4) on the side and a control knob (5) at the air inlet (4); a battery module is installed at the bottom of the concentration detection host and a controller is installed in the middle of the concentration detection host; the concentration detection host is provided with a detachable drying kit, a flow meter (18), a pulse damper (20) and an air pump (21), which are connected by internal pipelines. The internal pipelines are connected in the order of gas transmission as follows: air inlet (4), first air inlet pipeline (10), detachable drying kit, second air inlet pipeline (12), flow meter (18), third air inlet pipeline (13), pulse damper (20), fourth air inlet pipeline (14), detachable sensor assembly, exhaust pipeline (15), air pump (21) and exhaust port (26).
2. The handheld, portable, detachable, multi-functional concentration detector for mines according to claim 1, characterized in that: The controller is a PLC controller, which includes a controller housing (6), a display screen (7), control buttons (8) and a data processing and control module (19). The data processing and control module (19) is connected to the control knob (5), the display screen (7), the control buttons (8), the flow meter (18), the pulsation damper (20) and the sensor through a signal circuit, and is connected to the air pump (21) through a control circuit. The display screen (7) and control buttons (8) are located on the housing (6) of the controller and exposed on the surface of the concentration detection host. The control buttons (8) include a power switch and an operation button.
3. The handheld, portable, detachable, multi-functional concentration detector for mines according to claim 2, characterized in that: The battery module includes a storage battery (22), which is connected to the control knob (5), flow meter (18), pulsation damper (20), data processing and control module (19), display screen (7), control button (8), air pump (21) and data power interface (23) respectively via power supply lines; a power charging port (27) is provided at the bottom of the back of the concentration detection host, and the storage battery (22) is charged through the power charging port (27); the storage battery (22) is one of lithium battery, alkaline zinc manganese battery, nickel cadmium battery or nickel hydrogen battery.
4. The handheld, portable, detachable, multi-functional concentration detector for mines according to claim 1, characterized in that: The detachable drying kit includes a drying pipe (11), a detachable drying kit housing (16), and a drying kit pull ring (17). It is a plug-in straight pipe structure. The drying pipe (11) is installed in the detachable drying kit housing (16) through the drying kit pull ring (17). The drying pipe (11) is filled with desiccant.
5. A portable, detachable, multi-functional concentration detector for mines according to claim 1, characterized in that: The two ends of the internal pipeline of the concentration detection host are equipped with sealing rings (24).
Citation Information
Patent Citations
Combustible gas sensor module and combustible gas sensing device
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