CN-224203099-U - Gas sensor packaging structure and gas concentration detector

CN224203099UCN 224203099 UCN224203099 UCN 224203099UCN-224203099-U

Abstract

The utility model discloses a gas sensor packaging structure and a gas concentration detector, wherein the gas sensor packaging structure comprises a packaging shell and a sealing plate, a detection cavity is formed in the packaging shell, a gas inlet and a gas outlet are formed in one side of the packaging shell, a glue filling groove is formed in the other side of the packaging shell, a detection port is formed in the bottom of the glue filling groove, a gas inlet channel, a detection channel and a gas outlet channel are sequentially communicated on the detection cavity, the gas inlet channel is communicated with the gas inlet, the detection channel is communicated with the detection port, the gas outlet channel is communicated with the gas outlet, the sealing plate is arranged in the glue filling groove, an induction component is fixed on the sealing plate, the induction component faces towards the detection port, and the sealing plate covers the detection port. The utility model can solve the problem of long-term stability of the sensor.

Inventors

LIN LIPENG
ZHANG YUSHAN
HONG HAOHAN
JIANG DEZHI
SHAN JINDANG

Assignees

上腾科技(广州)有限公司

Dates

Publication Date: 20260505
Application Date: 20250512

Claims (10)

1. The gas sensor packaging structure is characterized by comprising a packaging shell and a sealing plate; A detection cavity is formed in the packaging shell, an air inlet and an air outlet are formed on one side of the packaging shell, a glue filling groove is formed on the other side of the packaging shell, and a detection port is formed at the bottom of the glue filling groove; The shrouding set up in the encapsulating inslot, be fixed with the response subassembly on the shrouding, the response subassembly orientation the detection mouth sets up, the shrouding lid close in the detection mouth.
2. The gas sensor packaging structure according to claim 1, further comprising a filler and a cover plate, wherein the filler is filled in the glue filling groove, and the cover plate covers the glue filling groove to seal the glue filling groove.
3. The gas sensor package according to claim 2, wherein the package shell and the cover plate are made of metal or composite material, and the filler is epoxy resin.
4. A gas concentration detector, characterized by comprising the gas sensor packaging structure of any one of claims 1-3, a main housing and a main control board; the main shell is provided with a top plate, a side plate and a bottom plate, a mounting cavity is formed in the main shell, and a first connecting port and a second connecting port are formed in the side plate; The gas sensor packaging structure is fixed in the mounting cavity, the gas inlet of the gas sensor packaging structure extends out of the first connecting port, and the gas outlet of the gas sensor packaging structure extends out of the second connecting port; the main control board is fixed in the installation cavity and is electrically connected with the induction component.
5. The gas concentration detector according to claim 4, wherein the sensing assembly comprises a helium sensor, a humidity sensor and a temperature sensor, wherein the helium sensor is a thermal conductivity type helium sensor; The main control board is provided with a data processing module and an induction module, the data processing module is electrically connected with the induction module, the induction module is integrated with a temperature compensation circuit, and the induction module is electrically connected with the induction assembly.
6. The gas concentration detector according to claim 5, wherein the main housing side plate is provided with an interface panel, and the interface panel is provided with a power interface; The main control board is provided with a power module, and the power module is electrically connected with the power interface.
7. The gas concentration detector according to claim 6, wherein the interface panel is further provided with an ethernet interface and an RS232 interface; The main control board is provided with a communication module which is respectively and electrically connected with the Ethernet interface and the RS232 interface; The communication module is characterized by further comprising external communication equipment, wherein the external communication equipment is in signal connection with the communication module.
8. The gas concentration detector of claim 5, wherein the top plate of the main housing is provided with an interactive panel; The main control board is provided with an interaction module, the interaction module is electrically connected with the data processing module, and the interaction module is electrically connected with the interaction panel.
9. The gas concentration meter of claim 8, wherein the interactive panel comprises a base interface comprising device ID information and gas concentration information.
10. The gas concentration meter of claim 9, wherein the interactive panel comprises an expansion interface comprising device IP address information and gas concentration information.

Description

Gas sensor packaging structure and gas concentration detector Technical Field The utility model relates to the technical field of gas detectors, in particular to a gas sensor packaging structure and a gas concentration detector. Background The gas concentration detector is a device for detecting the concentration of specific gas in the environment, and is widely applied to the fields of industrial safety, environmental monitoring, medical treatment, scientific research and the like. The traditional helium gas detection device has the following technical defects that 1. The sensor has poor stability, and zero drift is easy to generate after long-term use depending on a single sensor, so that the accuracy is reduced. 2. The communication function is single, and only one communication interface is usually provided. 3. The interactivity is insufficient, the display dimension of the interface information is single, and the state cannot be flexibly switched. Disclosure of utility model In order to overcome the defects in the prior art, the utility model aims to provide a gas sensor packaging structure and a gas concentration detector, which solve the problem of long-term stability of a sensor. The utility model aims at providing a gas sensor packaging structure, which is realized by adopting the following technical scheme: The gas sensor packaging structure is characterized by comprising a packaging shell and a sealing plate; A detection cavity is formed in the packaging shell, an air inlet and an air outlet are formed on one side of the packaging shell, a glue filling groove is formed on the other side of the packaging shell, and a detection port is formed at the bottom of the glue filling groove; The shrouding set up in the encapsulating inslot, be fixed with the response subassembly on the shrouding, the response subassembly orientation the detection mouth sets up, the shrouding lid close in the detection mouth. In one of the purposes of the utility model, an alternative embodiment further comprises a filling agent and a cover plate, wherein the filling agent is filled in the glue filling groove, and the cover plate covers the glue filling groove to seal the glue filling groove. In one of the objects of the utility model, the packaging shell and the cover plate are made of metal or composite materials, and the filler is epoxy resin. The second purpose of the utility model is to provide a gas concentration detector, which is realized by adopting the following technical scheme: The gas concentration detector is characterized by comprising the gas sensor packaging structure according to any one of the purposes of the utility model, a main shell and a main control board; the main shell is provided with a top plate, a side plate and a bottom plate, a mounting cavity is formed in the main shell, and a first connecting port and a second connecting port are formed in the side plate; The gas sensor packaging structure is fixed in the mounting cavity, the gas inlet of the gas sensor packaging structure extends out of the first connecting port, and the gas outlet of the gas sensor packaging structure extends out of the second connecting port; the main control board is fixed in the installation cavity and is electrically connected with the induction component. In a second object of the present utility model, an alternative embodiment is provided, wherein the sensing assembly comprises a helium gas sensor, a humidity sensor and a temperature sensor, and the helium gas sensor is a thermal conduction type helium gas sensor; The main control board is provided with a data processing module and an induction module, the data processing module is electrically connected with the induction module, the induction module is integrated with a temperature compensation circuit, and the induction module is electrically connected with the induction assembly. In a second object of the present utility model, an alternative embodiment is that the main casing side plate is provided with an interface panel, and the interface panel is provided with a power interface; The main control board is provided with a power module, and the power module is electrically connected with the power interface. In a second object of the present utility model, an alternative embodiment is that the interface panel is further provided with an ethernet interface and an RS232 interface; The main control board is provided with a communication module which is respectively and electrically connected with the Ethernet interface and the RS232 interface; The communication module is characterized by further comprising external communication equipment, wherein the external communication equipment is in signal connection with the communication module. In a second object of the utility model, a so-called alternative embodiment, the main housing top plate is provided with an interactive panel; The main control board is provided with an interaction module, the interaction module