CN219737409U - Portable gas detection device - Google Patents

Abstract

The utility model belongs to the technical field of gas detection, in particular to a portable gas detection device which comprises a detector body and an air suction cover; an air inlet hole is formed in the center of the top of the detector body, an air inlet pipe is fixedly connected to the port of the air inlet hole, a detection probe is fixed in the air inlet pipe, a threaded hole matched with the end part of the air inlet pipe is formed in the bottom of the air suction cover, a filter plate is fixed to the port of the air suction cover, a partition plate is fixedly connected in the air suction cover, a motor is mounted on the partition plate, and the output end of the motor is connected with a suction fan; when detecting in narrow or open places, the air suction cover is connected with the detector body 1 through the cooperation of the threaded holes and the air inlet pipe, and then the detection probe stretches into the air suction cover, and the air suction fan sucks air in the narrow or open places into the air suction cover through the action of the motor, so that the air in the narrow or open places can be detected, and the detection accuracy is improved.

Description

Portable gas detection device

Technical Field

The utility model relates to the technical field of gas detection, in particular to a portable gas detection device.

Background

The gas detector is an instrument tool for detecting the concentration of gas leakage, and mainly utilizes a gas sensor to detect the gas species existing in the environment.

The existing gas detector consists of a gas sensor unit, a detection main board unit, a power supply unit, an alarm unit, a sampling unit, a man-machine interaction unit, a structural unit and the like, wherein each unit is an important component of the gas detector, when the gas is detected, the detector is placed in the air, and the concentration of the gas is detected through a probe, so that the purpose of detecting the gas is achieved.

When the conventional portable gas detector detects gas in a concealed space, the gas detector is difficult to stretch in, when the gas detector detects gas in an open place, the free-flowing gas enables the data detected by the probe to be inaccurate, and the data are easy to touch keys on the device in the use process, so that the data are deleted during counting or use, and the use effect of the device is further affected; therefore, a portable gas detection device is proposed for the above-mentioned problems.

Disclosure of Invention

In order to overcome the defects in the prior art and solve the problems set forth in the background art, the utility model provides a portable gas detection device.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a portable gas detection device, which comprises a detector body and an air suction cover; an air inlet hole is formed in the center of the top of the detector body, an air inlet pipe is fixedly connected to the port of the air inlet hole, a detection probe is fixed in the air inlet pipe, a threaded hole matched with the end part of the air inlet pipe is formed in the bottom of the air suction cover, a filter plate is fixed at the port of the air suction cover, a partition plate is fixedly connected in the air suction cover, a motor is mounted on the partition plate, the output end of the motor is connected with a suction fan, the suction fan is arranged below the filter plate, a display screen and three warning lamps are assembled on the detector body, and the warning lamps are arranged above the display screen, the check key and four regulation and control keys are installed to one side bottom of detector body, and four regulation and control key encircles the check key setting, when detecting in narrow or open place, through the cooperation of screw hole and intake pipe, make the cover of breathing in and detector body be connected, and then make the test probe stretch into in the cover of breathing in, through the motor effect, make the suction fan inhale in the cover of breathing in with the air in narrow or open place, thereby can detect the gas in narrow or open place, and then improved the precision that detects, through setting up the filter, can intercept the impurity that contains in the external gas, avoid influencing detection device's use.

Preferably, two symmetrical fixing plates are arranged on the detector body, sliding grooves are formed in the two fixing plates, springs are fixed in the sliding grooves, the other ends of the springs are fixedly connected with sliding covers in a matched mode, the sliding covers are connected with the sliding grooves in a sliding mode, when the device is used, keys can be covered and protected through cooperation among the springs, the sliding covers and the sliding grooves, and the phenomenon that the keys on the device are touched during use to cause counting or data are deleted during use is avoided, so that the using effect of the device is improved.

Preferably, rubber backing plates are fixed on two arc-shaped surfaces of the detector body, and when the device is used, the detector body can be held in a hand more stably by arranging the rubber backing plates, so that the body detector body is prevented from falling off.

The utility model has the advantages that:

1. when the utility model detects in a narrow or open place, the air suction cover is connected with the detector body through the matching action of the threaded hole and the air inlet pipe, so that the detection probe extends into the air suction cover, and the air suction fan sucks air in the narrow or open place into the air suction cover through the action of the motor, thereby detecting the air in the narrow or open place and further improving the detection accuracy;

2. when the device is used, the keys can be covered and protected through the cooperative cooperation among the spring, the sliding cover and the sliding groove, so that the phenomenon that the number is counted or data is deleted when the device is used due to touching the keys on the device when the device is used is avoided, and the using effect of the device is improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic diagram of a unitary side-view perspective;

FIG. 2 is a schematic diagram of a cross-sectional three-dimensional enlarged structure of an inhalation mask;

FIG. 3 is a schematic diagram of a front perspective view of a detector body;

FIG. 4 is an enlarged perspective view of part A;

fig. 5 is a schematic diagram of a left-hand perspective structure.

In the figure: 1. a detector body; 2. a display screen; 3. a warning light; 4. a control key; 5. a confirmation key; 6. a chute; 7. a spring; 8. a sliding cover; 9. a rubber backing plate; 10. an air inlet pipe; 11. a detection probe; 12. an air suction cover; 13. a threaded hole; 14. a filter plate; 15. a partition plate; 16. a motor; 17. a suction fan; 18. a transparent protective film.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1 to 3, a portable gas detecting apparatus includes a detector body 1 and a suction hood 12; an air inlet hole is formed in the center of the top of the detector body 1, an air inlet pipe 10 is fixedly connected to the port of the air inlet hole, a detection probe 11 is fixed in the air inlet pipe 10, a threaded hole 13 matched with the end part of the air inlet pipe 10 is formed in the bottom of an air suction cover 12, a filter plate 14 is fixed to the port of the air suction cover 12, a partition plate 15 is fixedly connected in the air suction cover 12, a motor 16 is mounted on the partition plate 15, the output end of the motor 16 is connected with a suction fan 17, the suction fan 17 is arranged below the filter plate 14, a display screen 2 and three warning lamps 3 are assembled on the detector body 1, the warning lamps 3 are arranged above the display screen 2, a confirmation key 5 and four regulation keys 4 are mounted at the bottom end of one side of the detector body 1, and the four regulation keys 4 are arranged around the confirmation key 5; when detecting in narrow or open places, make suction hood 12 be connected with detector body 1 through screw hole 13 and intake pipe 10's cooperation, and then make detection probe 11 stretch into in the suction hood 12, start motor 16, make suction fan 17 rotate, and then can inhale the air in narrow or open places to suction hood 12 in, thereby can detect the gas in narrow or open places, and then improved the precision that detects, through setting up filter 14, can intercept the impurity that contains in the external gas, avoid influencing detection device's use.

Rubber backing plates 9 are fixed on the two arc-shaped surfaces of the detector body 1; when the device is used, the detector body 1 can be held in the hand more firmly by arranging the rubber backing plate 9, so that the phenomenon of sliding of the detector body 1 is avoided.

Referring to fig. 4, two symmetrical fixing plates are installed on the detector body 1, sliding grooves 6 are formed on the two fixing plates, springs 7 are fixed in the two sliding grooves 6, a sliding cover 8 is fixedly connected to the other ends of the two springs 7 in a matching manner, and the sliding cover 8 is slidably connected with the sliding grooves 6; when the device is used, the sliding cover 8 is manually pushed to expose the keys, the hands are removed after the device is used, the sliding cover 8 is quickly reset under the action of the spring 7, and then the keys can be covered and protected, so that the phenomenon that the keys on the device are touched to cause counting or the data are deleted during the use is avoided, and the use effect of the device is improved.

Referring to fig. 5, a transparent protective film 18 is adhered to the outer surface of the display screen 2; when the device is used, the transparent protective film 18 is provided, so that the display screen 2 can be isolated and protected.

The working principle is that the existing portable gas detector is difficult to stretch in when detecting gas in a concealed space, and free-floating gas enables data detected by a probe to be inaccurate when detecting gas in a vacant place, and the data are easy to touch keys on the device in the use process, so that the data are deleted when being counted or used, and the use effect of the device is further affected; therefore, a portable gas detection device is proposed for the above-mentioned problems; when detecting in a narrow or open place, the air suction cover 12 is connected with the detector body 1 through the matching action of the threaded hole 13 and the air inlet pipe 10, the detection probe 11 extends into the air suction cover 12, the motor 16 is started, the air suction fan 17 is rotated, and then air in the narrow or open place can be sucked into the air suction cover 12, so that the air in the narrow or open place can be detected, the detection accuracy is improved, impurities contained in the external air can be intercepted through the filter plate 14, and the use of the detection device is prevented from being influenced; when the device is used, the sliding cover 8 is manually pushed to expose the keys, the hands are removed after the device is used, the sliding cover 8 is quickly reset under the action of the spring 7, and then the keys can be covered and protected, so that the phenomenon that the keys on the device are touched to cause counting or the data are deleted during the use is avoided, and the use effect of the device is improved.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (6)

1. A portable gas detection device, characterized in that: comprises a detector body (1) and an air suction cover (12); the detector comprises a detector body (1), wherein an air inlet hole is formed in the center of the top of the detector body (1), an air inlet pipe (10) is fixedly connected to the port of the air inlet hole, a detection probe (11) is fixedly arranged in the air inlet pipe (10), a threaded hole (13) matched with the end part of the air inlet pipe (10) is formed in the bottom of an air suction cover (12), a filter plate (14) is fixedly arranged at the port of the air suction cover (12), a partition plate (15) is fixedly connected in the air suction cover (12), a motor (16) is mounted on the partition plate (15), an air suction fan (17) is connected to the output end of the motor (16), and the air suction fan (17) is arranged below the filter plate (14).

2. The portable gas detection device of claim 1, wherein: the detector is characterized in that a display screen (2) and three warning lamps (3) are arranged on the detector body (1), and the warning lamps (3) are arranged above the display screen (2).

3. The portable gas detection device of claim 1, wherein: the detector comprises a detector body (1), wherein a confirmation key (5) and four regulation keys (4) are arranged at the bottom end of one side of the detector body (1), and the four regulation keys (4) are arranged around the confirmation key (5).

4. The portable gas detection device of claim 1, wherein: two symmetrical fixing plates are arranged on the detector body (1), and sliding grooves (6) are formed in the two fixing plates.

5. The portable gas detection device of claim 4, wherein: the two sliding grooves (6) are internally and fixedly provided with springs (7), the other ends of the two springs (7) are fixedly connected with sliding covers (8) in a matching way, and the sliding covers (8) are in sliding connection with the sliding grooves (6).

6. The portable gas detection device of claim 5, wherein: rubber backing plates (9) are fixed on two arc-shaped surfaces of the detector body (1).