Portable gas detector

Abstract

The utility model discloses a portable gas detector, which relates to the field of gas detectors and comprises a detector body, a gas sensor is mounted on the outer wall of the back of the detector body, an insertion groove is arranged on one side of the outer wall of the back of the detector body close to the gas sensor, and a movable cover is inserted into the inner wall of the insertion groove. A filter screen is installed on the inner wall of the movable cover, multiple sets of rubber cushions are installed on the outer wall of the side face of the detector body, and multiple sets of grip grooves are fixed to the side, away from the rubber cushions, of the outer wall of the side face of the detector body and evenly distributed in the side, away from the rubber cushions, of the outer wall of the side face of the detector body; a connecting protrusion is fixed to the side, away from the grip groove, of the outer wall of the side face of the detector body, and a rope hole is formed in the inner wall of the top of the connecting protrusion. The safety of the device can be improved, and the practicability of the device can be improved.

Description

Technical Field

[0001] The utility model relates to the field of gas detectors, in particular to a portable gas detector. Background Art

[0002] Gas detectors are generally composed of gas sensors and some necessary circuits, instruments and shells, and are used to detect target gases. Detection work is often carried out outdoors, in factories, war zones and other places, and the gases detected are often dangerous gases, toxic and harmful gases. Therefore, there are strict requirements on the power consumption, safety and convenience of the detector.

[0003] Currently, gas detectors are fixed in design and can only detect one or a few gases. In addition, the detectors need to be carried by people into dangerous areas, which poses a great threat to personal safety. In view of the problems in the related technology, the prior art proposes a portable gas detector to solve them.

[0004] For example, a portable gas detector in a patent (Announcement No.: CN217654551U) includes: a plurality of mutually adaptable cavity bases, the cavity base at the lowest end is movably connected with a support rod, the cavity base includes a cavity cover and a cavity seat movably connected to each other through a thread, a sensor socket is provided in the cavity seat, the sensor socket is adapted to be plugged with a gas sensor, the cavity cover is provided with a threaded groove, the bottom of the cavity seat is provided with a threaded boss that engages with the threaded groove, and the cavity cover and the cavity seat are respectively provided with flow holes, and air flows between adjacent flow holes. Beneficial effects: through a plurality of mutually adaptable cavity bases and support rods, it is convenient to detect gas in real time, and the cavity base is convenient to disassemble and assemble gas sensors with different functions through the cavity cover and cavity seat that are movably connected to each other. In addition, the splicing type allows the staff to maintain a certain safe distance from the area to be detected, and the parameter information can be read intuitively and quickly through the ammeter. It has a simple structure, low power consumption, and strong practicality.

[0005] The above patent uses a cavity base and a support rod to facilitate real-time gas detection. In daily use, the cylindrical setting of the device may cause the device to slip from the user's hand, causing collision damage to the electronic components inside the cavity, reducing the safety of the device. Therefore, it is necessary to invent a portable gas detector to solve the above problem. Utility Model Content

[0006] The purpose of the utility model is to provide a portable gas detector to solve the low safety problem raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a portable gas detector, comprising a detector body, a gas sensor is installed on the back outer wall of the detector body, a plug-in groove is provided on the back outer wall of the detector body close to the gas sensor, a movable cover is plugged into the inner wall of the plug-in groove, a filter is installed on the inner wall of the movable cover, a plurality of groups of rubber pads are installed on the side outer wall of the detector body, a plurality of groups of handle grooves are fixed on the side of the side outer wall of the detector body away from the rubber pad, the plurality of groups of handle grooves are evenly distributed on the side of the side outer wall of the detector body away from the rubber pad, a connecting protrusion is fixed on the side of the side outer wall of the detector body away from the handle groove, and a rope hole is provided on the top inner wall of the connecting protrusion.

[0008] Preferably, the outer wall of the movable cover is provided with an external thread, and the inner wall of the inserting groove is provided with an internal thread.

[0009] Preferably, a display screen is installed on the top outer wall of the detector body.

[0010] Preferably, two groups of signal lights are installed on a side of the top outer wall of the detector body close to the display screen, and the two groups of signal lights are symmetrically distributed on a side of the top outer wall of the detector body close to the display screen.

[0011] Preferably, a voice group is installed on a side of the top outer wall of the detector body close to the signal light.

[0012] Preferably, a reset button is installed on a side of the top outer wall of the detector body close to the voice group.

[0013] Preferably, a charging port is provided on the outer wall of the detector body, and two groups of heat dissipation nets are provided on one side of the charging port, and the two groups of heat dissipation nets are symmetrically distributed on one side of the charging port.

[0014] Technical effects and advantages of the utility model:

[0015] 1. The movable cover of the utility model can be embedded in the plug-in groove of the outer wall of the back of the detector body to shield the fixed gas sensor. The filter mesh embedded in the movable cover can filter dust to avoid damage to the electronic components. The multiple sets of rubber cushions fixed on the side outer wall of the detector body can protect the side outer wall. The multiple sets of grip grooves can increase the friction between the hand and the device. The staff can use the rope to sleeve the rope hole in the connecting protrusion of the outer wall of the detector body and sleeve it on the staff's hand, so that the device can avoid slipping from the hand and being damaged, thereby improving the safety of the device.

[0016] 2. The external thread of the outer wall of the movable cover in the utility model can be removed from the internal thread of the inner wall of the plug-in groove. The display screen on the top of the device can display the air value detected by the gas sensor. The operation of the two groups of signal lights and the voice group is convenient for the staff to understand the operation status of the device. By pressing the reset button, the data of the electronic components in the device are cleared. The charging port on the outer wall of the device charges the battery inside the detector body, which is convenient for the staff to carry remotely. The two groups of heat dissipation nets on the outer wall of the device can export the heat generated by the operation of the electronic components, thereby improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 The utility model is a schematic diagram of the overall structure of a portable gas detector.

[0019] Figure 2 The utility model is a schematic diagram of a top view of the portable gas detector.

[0020] Figure 3 The utility model is a schematic diagram of the structure of a portable gas detector viewed from above.

[0021] Figure 4 The utility model is a schematic diagram of the explosion structure of a portable gas detector.

[0022] In the figure: 1. Detector body; 2. Gas sensor; 3. Plug-in groove; 4. Movable cover; 5. Filter; 6. Rubber cushion; 7. Grip groove; 8. Connection protrusion; 9. Rope hole; 10. External thread; 11. Internal thread; 12. Display screen; 13. Signal light; 14. Voice group; 15. Reset button; 16. Charging port; 17. Heat dissipation net. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model claimed for protection, but merely represents the selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0024] The utility model provides Figure 1-4 A portable gas detector shown in the figure includes a detector body 1, a gas sensor 2 is installed on the back outer wall of the detector body 1, a plug-in groove 3 is arranged on the side of the back outer wall of the detector body 1 close to the gas sensor 2, and a movable cover 4 is plugged into the inner wall of the plug-in groove 3, wherein the user can fix the gas sensor 2 on the back outer wall of the detector body 1, and the movable cover 4 is plugged into the plug-in groove 3 on the back outer wall of the detector body 1, so as to improve the safety of the gas sensor 2, and a filter net 5 is installed on the inner wall of the movable cover 4, wherein the user can install the filter net 5 on the inner wall of the movable cover 4 to block the dust outside the device, so that the dust does not damage the sensitivity of the gas sensor 2, and a plurality of groups of rubber pads 6 are installed on the side outer wall of the detector body 1, wherein the user can fix the plurality of groups of rubber pads 6 evenly on the detector The side outer wall of the main body 1 allows the device to protect the side outer wall of the device after it falls from the hand. A plurality of groups of grip grooves 7 are fixed to the side of the side outer wall of the detector main body 1 away from the rubber pad 6. The plurality of groups of grip grooves 7 are evenly distributed on the side of the side outer wall of the detector main body 1 away from the rubber pad 6. The user can evenly fix the plurality of groups of grip grooves 7 on the side outer wall of the detector main body 1 so that the friction between the fingers of the staff and the device can be increased through the grip grooves 7. A connecting protrusion 8 is fixed to the side of the side outer wall of the detector main body 1 away from the grip groove 7. A rope hole 9 is provided on the top inner wall of the connecting protrusion 8. The user can insert the rope into the rope hole 9 at the top of the connecting protrusion 8 on the side outer wall of the device so that the staff can connect the rope to the hand, thereby preventing the device from slipping due to injury and improving the safety of the device.

[0025] The outer wall of the movable cover 4 is provided with an external thread 10, and the inner wall of the plug-in groove 3 is provided with an internal thread 11, wherein the outer diameter of the external thread 10 is the same as the inner diameter of the internal thread 11, so that the staff can remove and install the movable cover 4 from the plug-in groove 3 by rotating the movable cover 4, making the device convenient for the user to remove the movable cover 4.

[0026] A display screen 12 is installed on the top outer wall of the detector body 1, and the gas change data detected by the gas sensor 2 on the outer wall of the device can be transmitted to the display screen 12, so that the staff can understand the gas content value in the air through the data changes on the display screen 12.

[0027] Two groups of signal lights 13 are installed on one side of the top outer wall of the detector body 1 close to the display screen 12. The two groups of signal lights 13 are symmetrically distributed on one side of the top outer wall of the detector body 1 close to the display screen 12. The user can connect the two groups of signal lights 13 on the top of the device in series with the circuit so that the staff can understand the operation status of the device by the flashing of the signal lights 13.

[0028] A voice group 14 is installed on one side of the top outer wall of the detector body 1 near the signal light 13, wherein the data changes detected by the gas sensor 2 in the device can be broadcasted through the voice group 14, so that the device can easily understand the specific value changes.

[0029] A reset button 15 is installed on the top outer wall of the detector body 1 near the voice group 14. The user can press the reset button 15 on the device to reset the electronic components and operating data inside the device and start it without powering off, thereby improving the practicality of the device.

[0030] A charging port 16 is provided on the outer wall of the detector body 1, and two groups of heat dissipation nets 17 are opened on one side of the charging port 16. The two groups of heat dissipation nets 17 are symmetrically distributed on one side of the charging port 16. The user can charge the battery inside the detector body 1 through the charging port 16 on the outer wall of the device, so that the device can be carried remotely, and the heat generated by the long-term operation of the electronic components inside the device can be discharged through multiple groups of heat dissipation nets 17, thereby extending the service life of the device.

[0031] Working principle: The movable cover 4 can be inserted into the insertion groove 3 on the outer wall of the back of the detector body 1 to shield the fixed gas sensor 2. The filter 5 inserted into the movable cover 4 can filter dust to avoid damage to the electronic components. The multiple sets of rubber pads 6 fixed on the side outer wall of the detector body 1 can protect the side outer wall. The multiple sets of grip grooves 7 can increase the friction between the hand and the device. The staff can use the rope to sleeve the rope hole 9 in the connecting protrusion 8 on the outer wall of the detector body 1 and sleeve it on the staff's hand, so that the device can avoid slipping from the hand and being damaged, thereby improving the safety of the device; the external thread 10 on the outer wall of the movable cover 4 can The device can be disassembled from the internal thread 11 on the inner wall of the plug-in groove 3. The display screen 12 on the top of the device can display the air value detected by the gas sensor 2. The operation of the two groups of signal lights 13 and the voice group 14 makes it easy for the staff to understand the operation of the device. By pressing the reset button 15, the data of the electronic components in the device are cleared. The charging port 16 on the outer wall of the device charges the battery inside the detector body 1, which is convenient for the staff to carry it remotely. The two groups of heat dissipation nets 17 on the outer wall of the device can dissipate the heat generated by the operation of the electronic components, thereby improving the practicability of the device and realizing the function of improving the safety and practicability of a portable gas detector.

[0032] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be subject to various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A portable gas detector, comprising a detector body (1), characterized in that: A gas sensor (2) is installed on the back outer wall of the detector body (1); a plug-in groove (3) is provided on the side of the back outer wall of the detector body (1) close to the gas sensor (2); a movable cover (4) is plugged into the inner wall of the plug-in groove (3); a filter (5) is installed on the inner wall of the movable cover (4); a plurality of groups of rubber pads (6) are installed on the side outer wall of the detector body (1); a plurality of groups of gripping grooves (7) are fixed on the side of the side outer wall of the detector body (1) away from the rubber pad (6); the plurality of groups of gripping grooves (7) are evenly distributed on the side of the side outer wall of the detector body (1) away from the rubber pad (6); a connecting protrusion (8) is fixed on the side of the side outer wall of the detector body (1) away from the gripping groove (7); a rope hole (9) is provided on the top inner wall of the connecting protrusion (8).

2. A portable gas detector according to claim 1, characterized in that: The outer wall of the movable cover (4) is provided with an external thread (10), and the inner wall of the plug-in groove (3) is provided with an internal thread (11).

3. A portable gas detector according to claim 1, characterized in that: A display screen (12) is installed on the top outer wall of the detector body (1).

4. A portable gas detector according to claim 3, characterized in that: Two groups of signal lights (13) are installed on a side of the top outer wall of the detector body (1) close to the display screen (12), and the two groups of signal lights (13) are symmetrically distributed on a side of the top outer wall of the detector body (1) close to the display screen (12).

5. A portable gas detector according to claim 4, characterized in that: A voice group (14) is installed on a side of the top outer wall of the detector body (1) close to the signal light (13).

6. A portable gas detector according to claim 5, characterized in that: A reset button (15) is installed on a side of the top outer wall of the detector body (1) close to the voice group (14).

7. A portable gas detector according to claim 1, characterized in that: The outer wall of the detector body (1) is provided with a charging port (16), and two groups of heat dissipation nets (17) are opened on one side of the charging port (16). The two groups of heat dissipation nets (17) are symmetrically distributed on one side of the charging port (16).

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