CN215449190U

CN215449190U - Portable gas detector

Info

Publication number: CN215449190U
Application number: CN202121564975.9U
Authority: CN
Inventors: 田芬
Original assignee: Shenzhen Jiangshi Technology Co ltd
Current assignee: Shenzhen Jiangshi Technology Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2022-01-07
Anticipated expiration: 2031-07-09

Abstract

The utility model discloses a portable gas detector, which comprises a shell, a main board, a sensor board, a charging board, a battery, a display screen and a plurality of sensors, wherein the main board, the sensor board, the charging board, the battery, the display screen and the sensors are arranged in the shell; the sensors are electrically connected with the sensor board, and the sensor board is electrically connected with the main board; the display screen is electrically connected with the main board, and the shell is provided with a display window for the display screen to be exposed outside the shell; a battery cavity for mounting a battery is further arranged in the shell, and the battery is electrically connected with the mainboard. The utility model is provided with a plurality of sensors in the shell, can realize the detection of a plurality of gases, has stronger applicability, and is provided with the display screen, thereby being convenient for displaying data and reading data. In addition, the battery protection board and the mainboard are connected in a plug-in mode through the slot and the plug in a matched mode, when only the battery protection board is damaged, the battery protection board can be conveniently replaced, the mainboard does not need to be replaced together, maintenance cost is saved, and maintenance is more convenient.

Description

Portable gas detector

Technical Field

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

Background

The gas detector can be widely applied to the detection of production and use fields of natural gas, petroleum, chemical industry, metallurgical coking and other industries on gas or toxic gas, is also suitable for the detection of gas storage and transmission and distribution, and is a necessary safety instrument for safety management personnel and inspection and maintenance personnel of related industries.

The existing portable gas detector can only detect one gas generally, and has poor applicability. At present, portable detectors capable of detecting various gases exist, but the portable detectors are high in cost, unreasonable in structural design, large in size and inconvenient to carry.

SUMMERY OF THE UTILITY MODEL

The present invention aims to overcome the disadvantages of the prior art and to provide a portable gas detector.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the portable gas detector comprises a shell, a main board, a sensor board, a charging board, a battery, a display screen and a plurality of sensors, wherein the main board, the sensor board, the charging board, the battery, the display screen and the sensors are arranged in the shell; the sensors are electrically connected with a sensor board, and the sensor board is electrically connected with the main board; the display screen is electrically connected with the mainboard, and a display window used for the display screen to be exposed outside the shell is arranged on the shell; and a battery cavity for mounting the battery is further arranged in the shell, and the battery is electrically connected with the mainboard.

The further technical scheme is as follows: the number of the sensors is four, and the sensors are respectively a first sensor, a second sensor, a third sensor and a fourth sensor; the first sensor is used for detecting combustible gas, the second sensor is used for detecting oxygen, the third sensor is used for detecting hydrogen sulfide gas, and the fourth sensor is used for detecting carbon monoxide gas.

The further technical scheme is as follows: the battery cavity is also internally provided with a charging plate and a battery protection plate electrically connected with the charging plate, and the charging plate is electrically connected with the battery.

The further technical scheme is as follows: the shell is provided with a charging port at a position corresponding to the charging plate.

The further technical scheme is as follows: the battery protection board is provided with a slot, and the mainboard is provided with a plug; the battery protection board and the main board are connected in a plug-in mode through the slot and the plug in a matched mode.

The further technical scheme is as follows: the shell is provided with a sensor hole for exposing the sensor outside the shell.

The further technical scheme is as follows: the shell comprises an upper shell and a lower shell connected with the upper shell; the upper shell is provided with the display window and the sensor hole.

The further technical scheme is as follows: the lower case is provided with the battery cavity and a charging port.

The further technical scheme is as follows: still including locating the bee calling organ in the casing, bee calling organ with mainboard electric connection.

The further technical scheme is as follows: still including locating the shock dynamo in the casing, shock dynamo with mainboard electric connection.

Compared with the prior art, the utility model has the beneficial effects that: the utility model is provided with a plurality of sensors in the shell, can realize the detection of a plurality of gases, has stronger applicability, and is provided with the display screen, thereby being convenient for displaying data and reading data. In addition, the battery protection board and the mainboard are connected in a plug-in mode through the slot and the plug in a matched mode, when only the battery protection board is damaged, the battery protection board can be conveniently replaced, the mainboard does not need to be replaced together, maintenance cost is saved, and maintenance is more convenient.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more apparent, the following detailed description will be given of preferred embodiments.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is an assembled view of an embodiment of the portable gas detector of the present invention;

FIG. 2 is an exploded view of an embodiment of the portable gas detector of the present invention.

Reference numerals

1. A housing; 11. an upper shell; 111. a sensor aperture; 112. displaying a window; 12. a lower case; 121. a battery cavity; 2. a battery; 3. a sensor board; 31. a first sensor; 32. a second sensor; 33. a third sensor; 34. a fourth sensor; 4. a main board; 41. a plug; 5. a display screen; 6. a buzzer; 7. a battery protection plate; 8. a charging plate; 9. a vibration motor.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to specific embodiments of the present invention, and it should be understood that the described embodiments are 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.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification and claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

It is also to be understood that the terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in the specification of the present invention and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.

The utility model provides a portable gas detector which can be applied to the fields of coal mines, petroleum, electric power, environmental protection, metallurgy, underground pipelines, aerospace, scientific research experiments and the like, and has the characteristics of flexible use and convenience in carrying. The utility model is described below by means of specific examples.

Referring to fig. 1 and 2, a portable gas detector includes a housing 1, and a main board 4, a sensor board 3, a charging board 8, a battery 2, a display screen 5 and a plurality of sensors disposed in the housing 1; the sensors are electrically connected with the sensor board 3, and the sensor board 3 is electrically connected with the main board 4;

the display screen 5 is electrically connected with the main board 4, and the casing 1 is provided with a display window 112 for exposing the display screen 5 outside the casing 1; a battery cavity 121 for installing the battery 2 is further disposed in the housing 1, and the battery 2 is electrically connected to the main board 4.

In the present embodiment, there are four sensors, namely, a first sensor 31, a second sensor 32, a third sensor 33, and a fourth sensor 34; the first sensor 31 is used for detecting combustible gas, the second sensor 32 is used for detecting oxygen gas, the third sensor 33 is used for detecting hydrogen sulfide gas, and the fourth sensor 34 is used for detecting carbon monoxide gas. It should be noted that the portable gas detector of the present invention can detect a plurality of gases simultaneously, and taking this embodiment as an example, if combustible gas, oxygen, hydrogen sulfide gas and carbon monoxide gas exist in some scenes, the display screen 5 of the gas detector can simultaneously display the detection concentration of such gas, and has the advantages of flexible and convenient use and stronger applicability.

Further, referring to fig. 2, a charging plate 8 and a battery protection plate 7 electrically connected to the charging plate 8 are further installed in the battery cavity 121, the charging plate 8 is electrically connected to the battery 2, and a charging port is formed at a position of the housing 1 corresponding to the charging plate 8. Charging plate 8 and battery protection shield 7 welded connection, and both are mutual state, and battery protection shield 7 has the effect of protection to battery 2, and charging plate 8 can realize charging battery 2.

Further, referring to fig. 2, a slot is disposed on the battery protection board 7, and a plug 41 is disposed on the motherboard 4; the battery protection board 7 and the main board 4 form a plug-in connection through the matching of a slot and a plug 41. The battery protection board 7 and the mainboard 4 are matched with each other through the slot and the plug 41 to form plug-in connection, when only the battery protection board 7 is damaged, the battery protection board 7 can be conveniently replaced, the mainboard 4 does not need to be replaced together, the maintenance cost is saved, and the maintenance is more convenient.

Further, referring to fig. 2, in order to avoid the influence of the housing 1 on the detection of the sensor, a sensor hole 111 is formed in the housing 1 for exposing the sensor to the outside of the housing 1.

Further, in some embodiments, for example, in the present embodiment, referring to fig. 2, the housing 1 includes an upper shell 11, and a lower shell 12 screwed to the upper shell 11; the upper case 11 is provided with the above-mentioned display window 112 and sensor hole 111, and the lower case 12 is provided with the above-mentioned battery chamber 121 and charging port.

In some embodiments, for example, referring to fig. 2 in the present embodiment, the portable gas detector further includes a buzzer 6 disposed in the housing 1, and the buzzer 6 is electrically connected to the main board 4. When the concentration of the detected gas exceeds a set value, the buzzer 6 sounds to remind the detection personnel.

In some embodiments, in order to further enhance the reminding, an alarm lamp connected to the main board 4 is designed, preferably, the alarm lamp is disposed at four corners of the housing 1, and the housing 1 is designed by using a transparent material at the four corners, so that the light emitted by the alarm lamp can be conveniently and visually observed.

In some embodiments, for example, referring to fig. 2 in the present embodiment, the portable gas detector further includes a vibration motor 9 disposed in the housing 1, and the vibration motor 9 is electrically connected to the main board 4. The vibrating motor 9 is designed as a warning means when the concentration of the detected gas exceeds a set value.

It should be noted that the main board 4 of the portable gas detector mainly plays a role in coordinating and controlling each component, so that each function of the portable gas detector can normally operate, and the main board 4 can be selected from those commonly found in the market.

In some special cases, such as pipe ditches, groove ditches or detection areas difficult to reach by people, the portable gas detector of the utility model can be used together with a sampling gas pump, and when in use, the sampling gas pump is only connected with the portable gas detector through the equipped connecting line.

To sum up: the utility model is provided with a plurality of sensors in the shell, can realize the detection of a plurality of gases, has stronger applicability, and is provided with the display screen, thereby being convenient for displaying data and reading data. In addition, the battery protection board and the mainboard are connected in a plug-in mode through the slot and the plug in a matched mode, when only the battery protection board is damaged, the battery protection board can be conveniently replaced, the mainboard does not need to be replaced together, maintenance cost is saved, and maintenance is more convenient.

While the utility model has been described with reference to specific embodiments, the utility model is not limited thereto, and various equivalent modifications and substitutions can be easily made by those skilled in the art within the technical scope of the utility model. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The portable gas detector is characterized by comprising a shell, a main board, a sensor board, a charging board, a battery, a display screen and a plurality of sensors, wherein the main board, the sensor board, the charging board, the battery, the display screen and the sensors are arranged in the shell; the sensors are electrically connected with a sensor board, and the sensor board is electrically connected with the main board; the display screen is electrically connected with the mainboard, and a display window used for the display screen to be exposed outside the shell is arranged on the shell; and a battery cavity for mounting the battery is further arranged in the shell, and the battery is electrically connected with the mainboard.

2. The portable gas detector of claim 1, wherein the plurality of sensors is four, being a first sensor, a second sensor, a third sensor, and a fourth sensor; the first sensor is used for detecting combustible gas, the second sensor is used for detecting oxygen, the third sensor is used for detecting hydrogen sulfide gas, and the fourth sensor is used for detecting carbon monoxide gas.

3. The portable gas detector according to claim 1, wherein a charging plate and a battery protection plate are further installed in the battery chamber, wherein the charging plate is electrically connected with the battery, and the battery protection plate is electrically connected with the battery.

4. The portable gas detector of claim 3, wherein the housing defines a charging port at a location corresponding to the charging plate.

5. The portable gas detector according to claim 3, wherein the battery protection plate is provided with a slot, and the main plate is provided with a plug; the battery protection board and the main board are connected in a plug-in mode through the slot and the plug in a matched mode.

6. The portable gas detector according to claim 4, wherein the housing defines a sensor hole for exposing the sensor to the outside of the housing.

7. The portable gas detector of claim 6, wherein the housing comprises an upper shell, and a lower shell coupled to the upper shell; the upper shell is provided with the display window and the sensor hole.

8. The portable gas detector of claim 7, wherein the lower housing is provided with the battery cavity and a charging port.

9. The portable gas detector according to claim 1, further comprising a buzzer disposed within the housing, the buzzer being electrically connected to the main board.

10. The portable gas detector of claim 1, further comprising a vibration motor disposed within the housing, the vibration motor being electrically connected to the motherboard.