CN211825901U - Portable tunnel gas detector - Google Patents

Abstract

The utility model discloses a portable tunnel gas detector, which comprises a detector body, wherein the top end of the detector body is provided with a first connecting male head, the first connecting male head is in threaded connection with a first connecting female head, the top end of the first connecting female head is fixedly connected with a flexible sleeve, when the detector is used, when the detector carries out gas detection on dead angles in a tunnel, the first connecting female head and the first connecting male head are firstly separated, then a telescopic rod is taken off from a clamping jaw, the second connecting male head and the first connecting female head are connected, finally the second connecting female head and the first connecting male head are connected, then the telescopic rod is lengthened, the detector body is held by hand, the detector can be close to the dead angles to complete detection, the detector can shorten the distance between the detector and a detected region, improve the detection accuracy, reduce errors, and simultaneously enable a detector to keep away from the detected region, the health of the detection personnel is protected, and the use is safer.

Description

Portable tunnel gas detector

Technical Field

The utility model relates to a detector, in particular to gaseous detector in portable tunnel.

Background

Along with the development of road construction technology, the requirements of mountain excavation and tunnel construction are more and more, but the tunnel excavation needs the effort of constructors, and in the excavation process, except for coping with the severe natural conditions of the external mountain area, the constructors still need to be threatened by harmful gas in the mountain, so the personal safety of the constructors needs to be ensured, and the harmful gas in the tunnel needs to be monitored at any time in the construction process.

Gaseous detector in tunnel among the prior art is when detecting tunnel gas, and most of gaseous detectors are hand-held type, and the probe is nearer apart from gaseous detector body distance, when carrying out the gas detection to dead angle in the tunnel, and the probe distance is far away, and the testing result error is big, if be close to the dead angle with the probe, and the testing personnel is nearer apart from gas this moment, if be harmful gas, and the testing personnel is very dangerous.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable tunnel gas detector to the probe that proposes in solving above-mentioned background art is close apart from gas detector body distance, when carrying out the gas detection to the dead angle in the tunnel time measuring, and the probe distance is far away, and the testing result error is big, if be close to the dead angle with the probe, and the testing personnel is close apart from gas this moment, if be harmful gas, and the testing personnel is very dangerous problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a portable tunnel gas detector, includes the detector body, the top of detector body is provided with the public head of first connection, the female head of first connection threaded connection has the female head of first connection, the top fixedly connected with flexible sleeve of the female head of first connection, the probe is installed to flexible sleeve's end, the back fixedly connected with jack catch of detector body, the display screen is installed at the positive top of detector body, bee calling organ is installed to the positive bottom of detector body, probe, bee calling organ and display screen all with detector body electric connection.

As an optimized technical scheme of the utility model, the jack catch block is connected with the telescopic link.

As a preferred technical scheme of the utility model, public head is connected to the flexible end fixedly connected with second of telescopic link, female head is connected to the bottom fixedly connected with second of telescopic link.

As a preferred technical scheme of the utility model, the circular cover of middle part fixedly connected with of telescopic link, the inside of circular cover is rotated and is connected with the runner, through torsion spring elastic connection between runner and the circular cover.

As an optimal technical scheme of the utility model, through connecting wire electric connection between female head and the second connection public head is connected to the second, the connecting wire twines in the surface of runner.

As an optimal technical scheme of the utility model, the back of detector body is seted up flutedly, the recess is hugged closely in the back of telescopic link.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses when using, when carrying out the gas detection in the dead angle to the tunnel time measuring, separate female first of first connection and first public head of connection earlier, then take off the telescopic link from the jack catch to connect public head of second connection and first public head of connection, connect female head of second connection and first public head of connection at last, then lengthen the telescopic link, handheld detector body this moment, be close to the dead angle with the probe and can accomplish the detection, the utility model discloses can shorten the probe and be close to the distance in dead angle and detect the region, improve the degree of accuracy that detects, reduce the error, can let the measurement personnel keep away from the region of being surveyed simultaneously, the protection measurement personnel's is healthy, and it is safer to use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the back of the present invention;

fig. 3 is a schematic structural view of the middle telescopic rod of the present invention.

In the figure: 1. a detector body; 2. a probe; 3. a flexible sleeve; 4. a second connecting male head; 5. a first connecting female; 6. a display screen; 7. a torsion spring; 8. a buzzer; 9. a groove; 10. a second connecting female head; 11. a telescopic rod; 12. a circular sleeve; 13. a claw; 14. a first connecting male; 15. a rotating wheel; 16. and connecting the wires.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides a portable tunnel gas detector's technical scheme: including detector body 1, the top of detector body 1 is provided with the public first 14 of first connection, the public first 14 threaded connection of first connection has the female first 5 of first connection, the female first 5 of first connection's top fixedly connected with flexible sleeve 3, probe 2 is installed to flexible sleeve 3's end, detector body 1's back fixedly connected with jack catch 13, display screen 6 is installed at the positive top of detector body 1, bee calling organ 8 is installed to the positive bottom of detector body 1, probe 2, bee calling organ 8 and display screen 6 all with detector body 1 electric connection, the utility model discloses when using, handheld detector body 1, the gaseous composition data transmission that this moment probe 2 detected is for detector body 1 to show through display screen 6, when gaseous composition exceeds standard, bee calling organ 8 circular telegram sends the police dispatch newspaper.

Referring to fig. 2 and fig. 3, a jaw 13 is connected with a telescopic rod 11 in a clamping manner, a telescopic end of the telescopic rod 11 is fixedly connected with a second connecting male head 4, a bottom end of the telescopic rod 11 is fixedly connected with a second connecting female head 10, a circular sleeve 12 is fixedly connected with the middle part of the telescopic rod 11, a rotating wheel 15 is rotatably connected inside the circular sleeve 12, the rotating wheel 15 is elastically connected with the circular sleeve 12 through a torsion spring 7, the second connecting female head 10 is electrically connected with the second connecting male head 4 through a connecting wire 16, the connecting wire 16 is wound on the outer surface of the rotating wheel 15, a groove 9 is formed in the back surface of the detector body 1, the groove 9 is tightly attached to the back surface of the telescopic rod 11, the telescopic rod 11 is convenient to take, when the gas detection is performed on a dead angle in a tunnel, the first connecting female head 5 is separated from the first connecting male head 14, then the telescopic rod 11 is taken down from the jaw 13, and the second connecting, connect female head 10 and first public head 14 of connection with the second at last, then lengthen telescopic link 11, handheld detector body 1 this moment is close to the dead angle with probe 2 and can accomplish the detection, the utility model discloses can shorten the distance of probe and surveyed the region, improve the degree of accuracy that detects, reduce the error, can let the measurement personnel keep away from simultaneously and surveyed the region, protect measurement personnel's healthy, it is safer to use.

When the portable tunnel gas detector is used, the utility model is characterized in that the detector body 1 is held by hand, gas component data detected by the probe 2 at the moment is transmitted to the detector body 1 and displayed through the display screen 6, when the gas component exceeds the standard, the buzzer 8 is electrified to give an alarm, when the gas detection is carried out on dead angles in the tunnel, the first connecting female head 5 and the first connecting male head 14 are separated, the telescopic rod 11 is taken down from the clamping jaw 13, the second connecting male head 4 and the first connecting female head 5 are connected, the second connecting female head 10 and the first connecting male head 14 are connected, the telescopic rod 11 is stretched, the detector body 1 is held by hand at the moment, the probe 2 is close to the dead angles, the detection can be completed, the distance between the probe and a detected area can be shortened, the detection accuracy is improved, reduce the error, can let measurement personnel keep away from the region of being surveyed simultaneously, protect measurement personnel's healthy, use safelyr.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a portable tunnel gas detector, includes detector body (1), its characterized in that: the top of detector body (1) is provided with the public first (14) of first connection, the public first (14) threaded connection of first connection has the female first (5) of first connection, the top fixedly connected with bushing (3) of the female first (5) of first connection, probe (2) are installed to the end of bushing (3), back fixedly connected with jack catch (13) of detector body (1), display screen (6) are installed at the positive top of detector body (1), bee calling organ (8) are installed to the positive bottom of detector body (1), probe (2), bee calling organ (8) and display screen (6) all with detector body (1) electric connection.

2. The portable tunnel gas detector of claim 1, wherein: the clamping jaw (13) is connected with a telescopic rod (11) in a clamping manner.

3. The portable tunnel gas detector according to claim 2, wherein: public head (4) is connected to the flexible end fixedly connected with second of telescopic link (11), female head (10) is connected to the bottom fixedly connected with second of telescopic link (11).

4. The portable tunnel gas detector according to claim 2, wherein: the middle part fixedly connected with circular cover (12) of telescopic link (11), the inside rotation of circular cover (12) is connected with runner (15), pass through torsion spring (7) elastic connection between runner (15) and circular cover (12).

5. The portable tunnel gas detector according to claim 3, wherein: female head (10) is connected to the second and public head (4) is connected to the second between through connecting wire (16) electric connection, connecting wire (16) twines in the surface of runner (15).

6. The portable tunnel gas detector of claim 1, wherein: the back of the detector body (1) is provided with a groove (9), and the groove (9) is tightly attached to the back of the telescopic rod (11).

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