CN216117548U

CN216117548U - Portable single gas detector

Info

Publication number: CN216117548U
Application number: CN202122710602.4U
Authority: CN
Inventors: 宋振
Original assignee: Shandong Duorui Electronic Technology Co ltd
Current assignee: Shandong Duorui Electronic Technology Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-03-22
Anticipated expiration: 2031-11-08

Abstract

The utility model discloses a portable single gas detector, which comprises a plastic shell bottom, wherein the plastic shell bottom is of a structure held by a user, the end part of the plastic shell bottom is clamped and connected with a plastic shell cover, the side of the plastic shell cover is movably connected with a display screen, the top of the display screen is provided with an indicator lamp in parallel, and the indicator lamp is fixedly connected with the plastic shell cover; the microphone is fixedly connected to the inner wall of the plastic shell bottom through bolts, a connecting piece is fixedly mounted on the inner wall of the plastic shell bottom, and a lithium battery is fixedly connected to the inner wall of the plastic shell bottom. This portable single gas detection appearance through the NB module that sets up for the device can in time convey the alarm information and the real-time data of gathering to network server and cell-phone through wireless module and serve, through increase voice module on the circuit mainboard, makes this portable gas detection appearance can both carry out voice prompt at trouble or alarm state, and can come to point out the user through the voice prompt audio frequency of difference.

Description

Portable single gas detector

Technical Field

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

Background

The gas detector is an instrument tool for detecting gas leakage concentration, and comprises: the portable gas detector, the handheld gas detector, the fixed gas detector, the online gas detector and the like mainly utilize a gas sensor to detect the types of gases existing in the environment, and at present, a convenient single gas detector is generally used for detecting the gases in order to facilitate detection personnel to detect the gases on site, but the device has certain defects;

1. most of the existing portable gas detectors are monitored and checked on site, real-time data and alarm information cannot be sent to a mobile phone end or a computer end to realize remote monitoring, further the condition of toxic and harmful gas leakage in an operation site cannot be known in time, most of the detectors can only send simple alarm sound in the use process, and a user cannot timely judge the existing state of an alarm according to the alarm sound, so that corresponding measures cannot be made in time.

2. After long-time power failure, the existing portable gas detector is prone to generating the phenomenon of inaccurate concentration value due to long self aging time when the gas detector is started up again, so that the detected data has large errors and certain use defects.

In order to solve the problems, innovative design is urgently needed on the basis of the structure of the original gas detector.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a portable single gas detector to solve the problem that the real-time data which is provided in the background technology cannot be transmitted to a mobile phone end or a computer end and is easy to age after long-time power failure.

In order to achieve the purpose, the utility model provides the following technical scheme: a portable single gas detector, comprising:

the plastic shell bottom is of a structure held by a user, the end part of the plastic shell bottom is connected with the plastic shell cover in a clamping manner, the side edge of the plastic shell cover is movably connected with a display screen, an indicator lamp is arranged on the top of the display screen in parallel, and the indicator lamp is fixedly connected with the plastic shell cover;

the microphone is fixedly connected to the inner wall of the plastic shell bottom through a bolt, a connecting piece is fixedly installed on the inner wall of the plastic shell bottom, the inner wall of the plastic shell bottom is fixedly connected with a lithium battery, and the other side of the lithium battery is movably connected with a circuit main board;

the fixed block, its fixed connection be in on the tip at the bottom of the plastic casing, and the inside block of fixed block is connected with the dustproof stopper to the tip fixedly connected with stabilizing block of dustproof stopper, the avris movable mounting at the bottom of the plastic casing has the back splint moreover.

Preferably, the plastic cover further comprises:

the dustproof cover is fixedly connected to the side of the plastic shell cover;

the acrylic screen is embedded in the plastic shell cover, and the side of the acrylic screen is fixedly connected with the side of the indicator light;

and the control button is fixedly connected to the side of the acrylic screen.

Preferably, the quantity of connecting piece is four, and every two of four connecting pieces are a set of to two sets of connecting pieces use the perpendicular bisector at the bottom of moulding the shell to set up as symmetry axis symmetry, and mould the shell bottom and constitute the block structure through connecting piece and moulded the shell lid moreover.

Preferably, the circuit board further includes:

the NB module is fixedly connected to the side of the circuit main board;

the voice module is fixedly arranged on the side of the circuit main board and is arranged in parallel with the NB module;

the button modules are fixedly installed on the side of the circuit main board at equal intervals, and the installation positions of the button modules correspond to the installation positions of the control buttons one by one.

Preferably, the avris of stable piece and the tip fixed connection of dustproof stopper, and stable piece constitutes block structure through dustproof stopper and fixed block to the external dimension of dustproof stopper and the inside dimension of the inside through-hole of fixed block coincide completely.

Compared with the prior art, the utility model has the beneficial effects that: the portable single gas detector;

1. the portable gas detector is provided with an information prompt structure consisting of an NB module and a voice module, the device can transmit the acquired alarm information and real-time data to a network server and a mobile phone end through a wireless module in time through the set NB module, the portable gas detector can carry out voice prompt in a fault or alarm state through adding the voice module on a circuit mainboard, and can prompt a user through different voice prompt audios;

2. be provided with the protective structure that circuit mainboard and dustproof stopper are constituteed, through the circuit mainboard that sets up, make the inside sensor aging speed of this gas detection appearance can obtain slowing down, can detect accurate gas concentration numerical value in the start short time, and then avoided the sensor to take place the condition emergence that ageing causes the detected data to produce great error, through the dustproof stopper that sets up, make dust in the outside air difficult to enter into and mould the shell in, and then further the ageing speed that has slowed down the sensor.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic cross-sectional structural view of the present invention;

FIG. 3 is a rear view of the present invention;

FIG. 4 is a schematic diagram of a front view structure of the circuit board according to the present invention;

FIG. 5 is a schematic view of the structural connection between the plastic case bottom and the lithium battery according to the present invention.

In the figure: 1. a plastic shell bottom; 2. a plastic shell cover; 21. a dust cover; 22. an acrylic screen; 23. an operation button; 3. a display screen; 4. an indicator light; 5. a microphone; 6. a connecting member; 7. a lithium battery; 8. a circuit main board; 81. an NB module; 82. a voice module; 83. a button module; 9. a fixed block; 10. a dust plug; 11. a stabilizing block; 12. a back clip.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a portable single gas detector, comprising: the device comprises a plastic shell bottom 1, a plastic shell cover 2, a dustproof cover 21, an acrylic screen 22, an operation button 23, a display screen 3, an indicator lamp 4, a microphone 5, a connecting piece 6, a lithium battery 7, a circuit main board 8, an NB module 81, a voice module 82, a button module 83, a fixed block 9, a dustproof plug 10, a stable block 11 and a back clamp 12;

the plastic shell comprises a plastic shell bottom 1 which is a structure held by a user, wherein the end part of the plastic shell bottom 1 is connected with a plastic shell cover 2 in a clamping manner, the side of the plastic shell cover 2 is movably connected with a display screen 3, an indicator lamp 4 is arranged on the top of the display screen 3 in parallel, and the indicator lamp 4 is fixedly connected with the plastic shell cover 2;

the microphone 5 is fixedly connected to the inner wall of the plastic shell bottom 1 through bolts, a connecting piece 6 is fixedly installed on the inner wall of the plastic shell bottom 1, the inner wall of the plastic shell bottom 1 is fixedly connected with a lithium battery 7, and the other side of the lithium battery 7 is movably connected with a circuit main board 8;

fixed block 9, its fixed connection is on the tip at the bottom of the plastic casing 1, and the inside block of fixed block 9 is connected with dustproof stopper 10 to the tip fixedly connected with stabilizing block 11 of dustproof stopper 10, the avris movable mounting at the bottom of the plastic casing 1 has back splint 12 moreover.

Referring to fig. 1, the plastic case cover 2 further includes:

the dustproof cover 21 is fixedly connected to the side of the plastic shell cover 2, and dust is not easy to enter the detector from an air inlet of the plastic shell cover 2 through the arranged dustproof cover 21;

the acrylic screen 22 is embedded in the plastic shell cover 2, and the side of the acrylic screen 22 is fixedly connected with the side of the indicator lamp 4;

the control button 23 is fixedly connected to the side of the acrylic screen 22, and the control button 23 is arranged so that a worker can conveniently control the detector;

referring to fig. 2, 3 and 5, the number of the connecting pieces 6 is four, each two of the four connecting pieces 6 are in one group, the two groups of connecting pieces 6 are symmetrically arranged by taking a perpendicular bisector of the plastic housing bottom 1 as a symmetry axis, the plastic housing bottom 1 and the plastic housing cover 2 form a clamping structure through the connecting pieces 6, and the plastic housing bottom 1 and the plastic housing cover 2 which are arranged into the clamping structure facilitate the disassembly and assembly of a worker, so that the worker can conveniently and quickly overhaul the detector;

referring to fig. 2 and 4, the circuit board 8 further includes:

the NB module 81 is fixedly connected to the side of the circuit main board 8, and data detected by the detector can be transmitted to a mobile phone end or a computer end in real time through the NB module 81;

the voice module 82 is fixedly installed on the side of the circuit main board 8, the voice module 82 is arranged in parallel with the NB module 81, and the voice module 82 is arranged, so that the detector can give an alarm when a fault occurs or an alarm is required, and further, the alarm can be provided for a detector in time;

the button modules 83 are fixedly arranged on the side of the circuit main board 8 at equal intervals, and the installation positions of the button modules 83 correspond to the installation positions of the control buttons 23 one by one;

referring to fig. 5, the side of the stabilizing block 11 is fixedly connected to the end of the dust plug 10, the stabilizing block 11 forms a fastening structure with the fixing block 9 through the dust plug 10, the external dimension of the dust plug 10 is completely matched with the internal dimension of the through hole inside the fixing block 9, and the stabilizing block 11 and the fixing block 9 are arranged in the fastening structure, so that the stabilizing block 11 and the fixing block 9 are conveniently spliced.

The working principle is as follows: when the portable single gas detector is used, according to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, a worker lifts the device through the back clamp 12, then the device is opened by pressing the operation button 23 and matching the button module 83 on the circuit main board 8, power supplies used by the circuit main board 8 are all provided by the lithium battery 7, then the worker detects gas through the device, when the gas leaks, the value detected by the device is displayed through the display screen 3 on the surface of the acrylic screen 22, meanwhile, the voice module 82 controls the sound of the microphone 5 to penetrate through the dustproof cover 21 to alarm the worker, so that the worker can confirm whether the gas leaks in time, and then the detected data is transmitted to the mobile phone end or the computer end through the NB module 81 in real time;

according to fig. 1, 2, 3 and 5, when the gas detector is damaged, the indicator lamp 4 is turned on, the microphone 5 gives an alarm to workers, then the workers disassemble the device and overhaul the circuit main board 8, after the gas detector is repaired, the workers assemble and splice the plastic shell bottom 1 and the plastic shell cover 2 through the connecting piece 6, then grasp the stabilizing block 11 and clamp the stabilizing block into the fixing block 9 through the dustproof plug 10, and the whole assembly of the gas detector is completed.

Those not described in detail in this specification are within the skill of the art.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A portable single gas detector, comprising:

2. The portable single gas detector of claim 1, wherein: the plastic shell cover further comprises:

and the control button is fixedly connected to the side of the acrylic screen.

3. The portable single gas detector of claim 1, wherein: the quantity of connecting piece is four, and every two of four connecting pieces are a set of to two sets of connecting pieces use the perpendicular bisector at the bottom of moulding the shell to set up as symmetry axis symmetry, and mould the shell bottom and constitute the block structure through connecting piece and moulding the shell lid moreover.

4. The portable single gas detector of claim 1, wherein: the circuit main board further includes:

the NB module is fixedly connected to the side of the circuit main board;

5. The portable single gas detector of claim 1, wherein: the avris of stabilizing the piece and the tip fixed connection of dustproof stopper, and stabilizing the piece and constitute the block structure through dustproof stopper and fixed block to the external dimension of dustproof stopper and the inside dimension of the inside through-hole of fixed block coincide completely.