CN215415307U

CN215415307U - Fixed gas detector

Info

Publication number: CN215415307U
Application number: CN202121565579.8U
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: 2022-01-04
Anticipated expiration: 2031-07-09

Abstract

The utility model discloses a fixed gas detector, which comprises a shell, a control panel, a display panel and a probe assembly, wherein the shell is provided with a plurality of first connecting holes; the control panel and the display panel are arranged in the shell, and the display panel is electrically connected with the shell; the probe assembly is arranged at the bottom of the shell and is electrically connected with the control panel; the probe assembly comprises a probe seat fixed on the shell and a sensor connected to the probe seat; a sensor circuit board is arranged on the probe seat, and the sensor is connected to the sensor circuit board; the sensor circuit board is connected with the probe seat in a plug-in mode, and the sensor is connected with the sensor circuit board in a plug-in mode. According to the utility model, the sensor circuit board and the probe seat are designed to be in plug-in connection, and the sensor circuit board are designed to be in plug-in connection, so that when the sensor needs to be replaced, the sensor can be directly replaced by plug-in connection without replacing the sensor circuit boards together, the replacement is convenient, and the operation is convenient. In addition, the overall structure is small and exquisite through the reasonable planning of the internal space of the shell.

Description

Fixed gas detector

Technical Field

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

Background

The gas detector can be widely applied to the detection of gas or toxic gas production and use sites in the industries of natural gas, petroleum, chemical engineering, metallurgy coking and the like, 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 in related industries.

The existing fixed gas detector is generally large in size, and the fixed gas detector needs to be fixed at one position for use, so that the existing fixed gas detector can occupy a large space, and the problems of inconvenient replacement and overhaul exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a fixed gas detector.

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

the fixed gas detector comprises a shell, a control panel, a display panel and a probe assembly; the control panel and the display panel are arranged in the shell, and the display panel is electrically connected with the shell; the probe assembly is arranged at the bottom of the shell and is electrically connected with the control panel; the probe assembly comprises a probe seat fixed on the shell and a sensor connected to the probe seat.

The further technical scheme is as follows: and a sensor circuit board is arranged on the probe seat, and the sensor is connected to the sensor circuit board.

The further technical scheme is as follows: the sensor circuit board is connected with the probe seat in a plug-in mode, and the sensor is connected with the sensor circuit board in a plug-in mode.

The further technical scheme is as follows: the probe assembly further comprises a probe shell connected with the probe seat, a containing cavity is formed in the probe shell, and the sensor is contained in the containing cavity.

The further technical scheme is as follows: and an explosion-proof sheet is arranged between the probe shell and the sensor.

The further technical scheme is as follows: the outer surface of the sensor is also provided with a protective cover; the safety cover is made of plastic materials.

The further technical scheme is as follows: the probe assembly also comprises a metal cover body connected with the outer end of the probe shell; the metal cover body is provided with air holes.

The further technical scheme is as follows: the shell comprises a bottom shell and an upper cover connected with the bottom shell; the bottom shell is provided with an installation cavity, and the control panel and the display panel are installed in the installation cavity.

The further technical scheme is as follows: and a glass window is arranged between the display panel and the upper cover.

The further technical scheme is as follows: and an explosion-proof audible and visual alarm is arranged on the left side and/or the right side of the bottom shell.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the sensor circuit board and the probe seat are designed to be in plug-in connection, and the sensor circuit board are designed to be in plug-in connection, so that when the sensor needs to be replaced, the sensor can be directly replaced by plug-in connection without replacing the sensor circuit boards together, the replacement is convenient, and the operation is convenient. In addition, through the reasonable planning to the internal space of casing for fixed gas detector overall structure is small and exquisite, thereby the space that occupies is less, is fit for the installation and the fixed of fixed point formula.

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 a schematic structural view of a stationary gas sensor according to an embodiment of the present invention;

FIG. 2 is an exploded view of a stationary gas sensor in accordance with an embodiment of the present invention.

Reference numerals

1. A housing; 11. an upper cover; 12. a bottom case; 121. a mounting cavity; 13. a display panel; 14. a control panel; 15. a glass window; 2. a probe assembly; 21. a probe base; 22. a sensor; 23. a sensor circuit board; 24. a protective cover; 25. explosion-proof sheets; 26. a probe housing; 27. a metal cover body; 271. And (4) air holes.

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 fixed gas detector which can be applied to the fields of coal mines, petroleum, electric power, environmental protection, metallurgy, aerospace, scientific research experiments and the like and has the characteristics of high detection efficiency and convenience. The utility model is described below by means of specific examples.

Referring to fig. 1 and 2, the stationary gas detector includes a housing 1, a control board 14, a display board 13 and a probe assembly 2; the shell 1 comprises a bottom shell 12 and an upper cover 11 connected with the bottom shell 12; the bottom shell 12 is provided with a mounting cavity 121, the control panel 14 and the display panel 13 are mounted in the mounting cavity 121, and the display panel 13 is electrically connected with the casing 1; a glass window 15 is arranged between the display panel 13 and the upper cover 11; in order to improve the sealing property, a glass pressing ring is filled between the edge of the glass window 15 and the upper cover 11; the probe assembly 2 is arranged at the bottom of the shell 1 and is electrically connected with the control board 14; the probe assembly 2 comprises a probe seat 21 fixed on the shell 1 and a sensor 22 connected to the probe seat 21, a sensor circuit board 23 is arranged on the probe seat 21, the sensor 22 is connected to the sensor circuit board 23, the sensor circuit board 23 is connected with the probe seat 21 in a plug-in mode, and the sensor 22 is connected with the sensor circuit board 23 in a plug-in mode.

Specifically, through designing sensor circuit board 23 and probe seat 21 for plug-in connection to and sensor 22 and sensor circuit board 23 for plug-in connection, when needing to be changed sensor 22, can direct plug change can, need not to change sensor circuit board 23 together, convenient change, convenient operation.

Further, referring to fig. 2, the probe assembly 2 further includes a probe housing 26 connected to the probe base 21, the probe housing 26 is provided with a receiving cavity, and the sensor 22 is received in the receiving cavity. For convenient disassembly, the probe housing 26 is connected with the probe base 21 in a threaded manner.

Further, referring to fig. 2, an explosion-proof sheet 25 is disposed between the probe casing 26 and the sensor 22. Preferably, the explosion-proof sheet 25 is made of a sintered mesh, and the sintered mesh has the advantages of high temperature resistance, good air permeability, high pressure resistance and the like.

In some embodiments, such as the present embodiment, referring to fig. 2, a protective cover 24 is further disposed on an outer surface of the sensor 22; the protective cover 24 covers the sensor 22 to protect the sensor 22, and preferably, the protective cover 24 is made of a plastic material to prevent hard damage to the sensor 22.

In some embodiments, such as the present embodiment, referring to fig. 2, the probe assembly 2 further includes a metal cover 27 attached to the outer end of the probe housing 26; the metal cover 27 is provided with an air hole 271.

In some embodiments, the explosion-proof audible and visual alarm is disposed on the left side and/or the right side of the bottom case 12, and the explosion-proof audible and visual alarm is electrically connected to the control board 14, and the connection may be wired or wireless. When the gas in the detected environment exceeds the standard, the gas can be alarmed through the explosion-proof audible and visual alarm to remind detection personnel.

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 fixed gas detector is characterized by comprising a shell, a control panel, a display panel and a probe assembly; the control panel and the display panel are arranged in the shell, and the display panel is electrically connected with the shell; the probe assembly is arranged at the bottom of the shell and is electrically connected with the control panel; the probe assembly comprises a probe seat fixed on the shell and a sensor connected to the probe seat.

2. The stationary gas detector of claim 1, wherein said probe base has a sensor circuit board thereon, said sensor being attached to said sensor circuit board.

3. The stationary gas detector of claim 2, wherein said sensor circuit board is plug connected to said probe base and said sensor is plug connected to said sensor circuit board.

4. The stationary gas detector of claim 1, wherein the probe assembly further comprises a probe housing coupled to the probe base, the probe housing defining a receiving cavity, the sensor being received in the receiving cavity.

5. The stationary gas detector of claim 4, wherein a burst disk is positioned between said probe housing and said sensor.

6. The stationary gas detector of claim 4, wherein the outer surface of said sensor is further provided with a protective cover; the safety cover is made of plastic materials.

7. The stationary gas detector of claim 4, wherein said probe assembly further comprises a metal shield attached to an outer end of said probe housing; the metal cover body is provided with air holes.

8. The stationary gas detector of claim 1, wherein the housing comprises a bottom shell, and a top cover coupled to the bottom shell; the bottom shell is provided with an installation cavity, and the control panel and the display panel are installed in the installation cavity.

9. The stationary gas detector of claim 8, wherein a glass window is provided between said display panel and said cover.

10. The stationary gas detector of claim 8, wherein said bottom housing is provided with an explosion-proof audible and visual alarm on the left and/or right side.