CN216449478U

CN216449478U - High-humidity-resistant electrochemical gas sensor

Info

Publication number: CN216449478U
Application number: CN202122503261.3U
Authority: CN
Inventors: 陈震
Original assignee: Hubei Aiherui Technology Co ltd
Current assignee: Hubei Aiherui Technology Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-05-06
Anticipated expiration: 2031-10-18

Abstract

The utility model provides a high-humidity-resistant electrochemical gas sensor, which relates to the technical field of sensors and comprises a sensor, wherein a dehumidifying device is arranged at the top of the sensor, and an installing device is arranged at the bottom of the dehumidifying device. According to the utility model, a dehumidifying article is arranged inside the air-permeable inner box, a worker installs the hollow sleeve on the top of the outer surface of the sensor through the installation device, the worker manually extrudes the two first round rods, pushes the two L-shaped rods to one side, enables the two L-shaped rods to rotate inside the two groups of fixing plates through the rotating cylinders, movably embeds the air-permeable inner box into the hollow sleeve, loosens the elastic force of the two first round rods reset through the two reset springs, pulls the two L-shaped rods to movably embed into the two auxiliary blocks, when the sensor works, air enters the hollow sleeve through the filter screen, and absorbs moisture in the air through the arrangement of the dehumidifying article.

Description

High-humidity-resistant electrochemical gas sensor

Technical Field

The utility model relates to the technical field of sensors, in particular to a high-humidity-resistant electrochemical gas sensor.

Background

Electrochemical gas sensors have two or three electrodes in contact with the electrolyte, and even four electrodes. Typical electrodes consist of a large surface area noble metal and a porous membrane of hydrophobic material. The electrodes and electrolyte are in contact with the ambient air and monitored by the porous membrane. Mineral acids are generally used as electrolytes. Some sensors also use organic electrolytes. The electrodes are generally placed in a plastic box with gas inlet holes and electrical contacts;

however, when the conventional electrochemical gas sensor is operated, a device for treating moisture in air is not provided, and since the air contains a certain amount of moisture, when the electrolyte contacts the moisture, the internal electrolyte absorbs water and expands to overflow, thereby affecting the use of the sensor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, adsorb moisture in air and facilitate the installation of a dehumidifying device.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a resistant high humidity's electrochemical gas sensor, includes the sensor, the top of sensor is provided with dehydrating unit, dehydrating unit's bottom is provided with installation device.

Dehydrating unit includes hollow cover, the both sides that hollow cover is close to the top are all slided and are inlayed and be equipped with first round bar, hollow cover is close to the equal fixed mounting in both sides of one side inside has a plurality of fixed plates, and is a plurality of the fixed plate averagely divide into two sets ofly, and is two there are L type pole, two the equal fixed mounting in center department of one side of L type pole back of the body mutually has reset spring, box in one side of hollow cover slides and inlays and be equipped with ventilative, the inside of box is provided with dehumidification article in ventilative, the box is close to the equal fixed mounting in one side of both sides has supplementary piece, two in ventilative circular through-hole has all been seted up to the inside of supplementary piece, the top of hollow cover is provided with the filter screen.

Preferably, the installation device includes a plurality of fixed blocks and a plurality of second pole, and is a plurality of the equal slip of inside of fixed block inlays and is equipped with the limiting plate, and is a plurality of semicircle spout, a plurality of are all seted up to one side that the limiting plate is close to the bottom surface one side of fixed block inner wall equal fixed mounting has the semicircle arch.

Preferably, the hollow sleeve is movably sleeved on the outer surface of the sensor close to the top, two return springs are fixedly installed on two sides of the inner wall of the hollow sleeve on the opposite sides, and the return springs are movably sleeved on the outer surfaces of the two first round rods.

Preferably, the width of the two circular through holes is larger than that of the two L-shaped rods, and one side of the outer surface of the hollow sleeve is provided with a through hole matched with the breathable inner box.

Preferably, it is a plurality of the rectangle through-hole has all been seted up to the inside of fixed block, and is a plurality of the width of rectangle through-hole matches with the width of a plurality of limiting plates, and is a plurality of the equal fixed mounting in one end of second round bar has the stripper plate.

Preferably, it is a plurality of the equal fixed mounting in one side of stripper plate surface has compression spring, and is a plurality of the equal fixed mounting of the other end of compression spring is at the inner wall that hollow cover is close to the bottom, and is a plurality of the semicircle arch is the activity respectively inlays the inside of establishing at a plurality of semicircle spouts.

Preferably, it is a plurality of fixed block difference fixed mounting is around the sensor surface, and is a plurality of the equal fixed mounting of limiting plate is in the bottom of hollow cover surface, two the equal activity of second pole inlays and establishes in the both sides of hollow cover surface.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the utility model, a dehumidifying article is arranged inside the breathable inner box, a worker installs the hollow sleeve on the top of the outer surface of the sensor through the installation device, the worker manually extrudes the two first round rods, pushes the two L-shaped rods to one side, enables the two L-shaped rods to rotate inside the two groups of fixing plates through the rotating cylinders, movably embeds the breathable inner box into the hollow sleeve, loosens the elastic force of the two first round rods reset through the two reset springs, pulls the two L-shaped rods to movably embed into the two auxiliary blocks, when the sensor works, air enters the hollow sleeve through the filter screen, and adsorbs moisture in the air through the arrangement of the dehumidifying article, so that the sensor is conveniently used safely, the installation and the disassembly of the dehumidifying article are convenient, and the working efficiency is improved.

2. According to the utility model, the plurality of limiting plates at the bottom of the hollow sleeve are movably embedded into the plurality of fixing blocks, and the plurality of semicircular bulges are movably embedded into the plurality of semicircular chutes, and meanwhile. The plurality of second round rods are pulled to separate the plurality of extrusion plates, the plurality of compression springs are in a compression state, after the plurality of semicircular grooves are embedded in the plurality of semicircular bulges in a movable mode, the plurality of second round rods are loosened, the elastic force for resetting the plurality of compression springs is utilized to enable the plurality of extrusion plates to be movably sleeved on the outer surface of the sensor close to the top, and therefore the dehumidifying device is convenient to install.

Drawings

FIG. 1 is a schematic perspective view of a high humidity electrochemical gas sensor according to the present invention;

FIG. 2 is a schematic diagram of a part of a high humidity-resistant electrochemical gas sensor dehumidifier according to the present invention;

FIG. 3 is a schematic diagram of a portion of a high humidity electrochemical gas sensor mounting apparatus according to the present invention;

FIG. 4 is a schematic cross-sectional structural diagram of a hollow sleeve of an electrochemical gas sensor with high humidity resistance according to the present invention;

fig. 5 is an enlarged view of a part a of fig. 1 of the electrochemical gas sensor for resisting high humidity according to the present invention.

Illustration of the drawings:

1. a sensor; 2. a dehumidifying device; 201. a hollow sleeve; 202. a first round bar; 203. a filter screen; 204. a breathable inner box; 205. dehumidifying the articles; 206. a return spring; 207. a circular through hole; 208. an auxiliary block; 209. an L-shaped rod; 210. a fixing plate; 211. rotating the cylinder; 3. a mounting device; 301. a fixed block; 302. a limiting plate; 303. a semicircular chute; 304. a second round bar; 305. a compression spring; 306. a fixing plate; 307. a rectangular through hole; 308. the semicircle is convex.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1 to 5, the present invention provides a high humidity-resistant electrochemical gas sensor, which includes a sensor 1, a dehumidifying apparatus 2 disposed on a top of the sensor 1, and a mounting apparatus 3 disposed on a bottom of the dehumidifying apparatus 2.

The specific arrangement and function of the dehumidifier 2 and the mounting device 3 will be described in detail below.

As shown in fig. 1-5, the dehumidifying apparatus 2 comprises a hollow sleeve 201, wherein a first round bar 202 is slidably embedded in both sides of the hollow sleeve 201 near the top, a plurality of fixing plates 210 are fixedly mounted on both sides of the hollow sleeve 201 near the inside of one side, the plurality of fixing plates 210 are divided into two groups, one side of each group of fixing plates 210 opposite to each other is movably connected with an L-shaped bar 209 through a rotating cylinder 211, a return spring 206 is fixedly mounted at the center of the opposite side of the two L-shaped bars 209, a breathable inner box 204 is slidably embedded in one side of the hollow sleeve 201, dehumidifying articles 205 are arranged inside the breathable inner box 204, auxiliary blocks 208 are fixedly mounted on one side of the breathable inner box 204 near both sides, circular through holes 207 are formed in the two auxiliary blocks 208, a filter screen 203 is arranged on the top of the hollow sleeve 201, the hollow sleeve 201 is movably sleeved on the outer surface of the sensor 1 near the top, one side of the two return springs 206 opposite to each other is fixedly mounted on both sides of the inner wall of the hollow sleeve 201, two reset springs 206 are movably sleeved on the outer surfaces of the two first round rods 202, the width of the two round through holes 207 is larger than that of the two L-shaped rods 209, and one side of the outer surface of the hollow sleeve 201 is provided with a through hole matched with the air-permeable inner box 204.

The whole dehumidifying device 2 achieves the effects that when the dehumidifying device is used, a dehumidifying object 205 is arranged inside the air-permeable inner box 204, a worker installs the hollow sleeve 201 on the top of the outer surface of the sensor 1 through the installation device 3, the worker manually extrudes the two first round rods 202 to push the two L-shaped rods 209 to one side, the two L-shaped rods 209 rotate inside the two groups of fixing plates 210 through the rotating cylinders 211, the air-permeable inner box 204 is movably embedded into the hollow sleeve 201, the worker loosens the elastic force of the two first round rods 202 reset through the two reset springs 206 to pull the two L-shaped rods 209 to be movably embedded into the two auxiliary blocks 208, and because the width of the two round through holes 207 is larger than that of the two L-shaped rods 209, namely, the two L-shaped rods 209 are convenient to enter the two auxiliary blocks 208, and when the two L-shaped rods 209 rotate, the two L-shaped rods cannot contact with the air-permeable inner box 204, when sensor 1 carries out the during operation, the air passes through the inside that filter screen 203 got into hollow cover 201, adsorbs the moisture in the air through the setting of dehumidification article 205 to make things convenient for sensor 1 to carry out safe use, still make things convenient for the installation and the dismantlement of dehumidification article 205, improve work efficiency.

As shown in fig. 1 to 5, the mounting device 3 includes a plurality of fixing blocks 301 and a plurality of second round rods 304, the fixing blocks 301 are all slidably embedded with a limiting plate 302, one side of the limiting plates 302 close to the outer surface of the bottom is all provided with a semicircular chute 303, one side of the inner wall of the fixing blocks 301 is all fixedly provided with a semicircular protrusion 308, the fixing blocks 301 are all provided with a rectangular through hole 307, the width of the rectangular through hole 307 is matched with the width of the limiting plates 302, one end of the second round rods 304 is all fixedly provided with a pressing plate 306, one side of the outer surface of the pressing plate 306 is all fixedly provided with a compression spring 305, the other end of the compression spring 305 is all fixedly provided on the inner wall of the hollow sleeve 201 close to the bottom, the semicircular protrusions 308 are respectively movably embedded inside the semicircular chutes 303, the fixing blocks 301 are respectively fixedly provided around the outer surface of the sensor 1, the plurality of limiting plates 302 are fixedly arranged at the bottom of the outer surface of the hollow sleeve 201, and the two second round rods 304 are movably embedded at two sides of the outer surface of the hollow sleeve 201.

The effect that its whole installation device 3 reached does, when carrying out the use, inlays the activity of a plurality of limiting plates 302 of hollow cover 201 bottom and establishes into a plurality of fixed blocks 301, inlays the activity of a plurality of semicircle archs 308 and establishes into a plurality of semicircle spouts 303, meanwhile. Pulling a plurality of second round bars 304, making a plurality of stripper plates 306 separate, and making a plurality of compression springs 305 be in compression state, after a plurality of semicircle protruding 308 activity inlays and establishes and get into a plurality of semicircle spout 303, unclamping a plurality of second round bars 304, through the elasticity that a plurality of compression springs 305 reset, making a plurality of stripper plates 306 activity cover establish the surface that is close to the top at sensor 1, thereby make things convenient for dehydrating unit 2 to install.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. A high humidity resistant electrochemical gas sensor comprising a sensor (1), characterized in that: a dehumidifying device (2) is arranged at the top of the sensor (1), and a mounting device (3) is arranged at the bottom of the dehumidifying device (2);

the dehumidifying device (2) comprises a hollow sleeve (201), wherein a first round rod (202) is embedded in the two sides of the hollow sleeve (201) close to the top in a sliding mode, a plurality of fixing plates (210) are fixedly installed in the two sides of the hollow sleeve (201) close to the inside of one side in a sliding mode, the fixing plates (210) are evenly divided into two groups, one side, opposite to the two groups of fixing plates (210), is movably connected with an L-shaped rod (209) through a rotating cylinder (211), a reset spring (206) is fixedly installed in the center of the opposite side of the two L-shaped rods (209), an inner breathable box (204) is embedded in one side of the hollow sleeve (201) in a sliding mode, dehumidifying articles (205) are arranged inside the inner breathable box (204), an auxiliary block (208) is fixedly installed on the side, close to the two sides, and a circular through hole (207) is formed in the auxiliary block (208), and a filter screen (203) is arranged at the top of the hollow sleeve (201).

2. A high humidity resistant electrochemical gas sensor as in claim 1, wherein: installation device (3) are including a plurality of fixed blocks (301) and a plurality of second pole (304), and are a plurality of the inside of fixed block (301) is all slided and is inlayed and be equipped with limiting plate (302), and is a plurality of semicircle spout (303) have all been seted up to one side that limiting plate (302) are close to the bottom surface, and are a plurality of the equal fixed mounting in one side of fixed block (301) inner wall has semicircle arch (308).

3. A high humidity tolerant electrochemical gas sensor as claimed in claim 2, wherein: hollow cover (201) activity cover is established at sensor (1) surface near the top, two equal fixed mounting in the both sides of hollow cover (201) inner wall in one side that reset spring (206) carried on the back mutually is two reset spring (206) activity cover is established at the surface of two first round bars (202).

4. A high humidity resistant electrochemical gas sensor as in claim 3, wherein: the width of the two circular through holes (207) is larger than that of the two L-shaped rods (209), and one side of the outer surface of the hollow sleeve (201) is provided with a through hole matched with the air-permeable inner box (204).

5. A high humidity resistant electrochemical gas sensor as in claim 4, wherein: a plurality of rectangle through-hole (307) have all been seted up to the inside of fixed block (301), and are a plurality of the width of rectangle through-hole (307) and the width phase-match of a plurality of limiting plates (302), it is a plurality of the equal fixed mounting in one end of second round bar (304) has stripper plate (306).

6. A high humidity resistant electrochemical gas sensor as in claim 5, wherein: a plurality of one side of stripper plate (306) surface all fixed mounting have compression spring (305), a plurality of the equal fixed mounting of the other end of compression spring (305) is close to the inner wall of bottom at hollow cover (201), and is a plurality of semicircle arch (308) is the activity respectively and inlays the inside of establishing in a plurality of semicircle spout (303).

7. A high humidity resistant electrochemical gas sensor as in claim 6, wherein: it is a plurality of fixed block (301) is fixed mounting respectively around sensor (1) surface, and is a plurality of the equal fixed mounting in the bottom of hollow cover (201) surface of limiting plate (302), two equal activity of second round bar (304) is inlayed and is established in the both sides of hollow cover (201) surface.