CN217404202U

CN217404202U - Wet oxygen detection device

Info

Publication number: CN217404202U
Application number: CN202123305393.1U
Authority: CN
Inventors: 侯日朗; 顾巍
Original assignee: WUXI CHUANGCHEN TECHNOLOGY CO LTD
Current assignee: WUXI CHUANGCHEN TECHNOLOGY CO LTD
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-09-09
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a wet oxygen detection device, which belongs to the technical field of detection equipment, and comprises a control valve, an air inlet device, a gas extraction device, a drying device and a detection device, wherein the air inlet device is arranged at the side end of the gas extraction device, the detection device comprises a wet detection component and a dry detection component, the wet detection component and the dry detection component have the same structure and are symmetrically arranged, the gas extraction device is arranged at the side end of the detection device, the drying device is arranged on the air inlet device, one end of the drying device is connected with the dry detection component, the control valve comprises a first control valve, a second control valve and a third control valve, the first control valve is arranged on the drying device, the second control valve and the third control valve are symmetrically arranged on the two detection devices, the device can detect the oxygen content of the gas in two different states, the humidity difference is obtained by comparing the two, so that the analog quantity signal or the digital quantity signal is transmitted to the detection device.

Description

Wet oxygen detection device

Technical Field

The utility model relates to a check out test set technical field especially relates to a wet oxygen detection device.

Background

Along with the improvement of the industrialization degree, more and more flue gas is discharged to the air, pollutes the environment, also can cause the injury to the human body, consequently the treatment of each country to the flue gas also more and more pays more attention to, can know the various components in the flue gas that discharges through the detection to the flue gas to carry out targeted treatment.

Can produce a large amount of smog in the preparation of some materials, consequently the factory can set up special smog discharge port, collects the smog that produces, and it is very loaded down with trivial details to carry out the testing process to smog among the prior art, and there is great error in the testing data.

Disclosure of Invention

The embodiment of the utility model provides a wet oxygen detection device to it is very loaded down with trivial details to carry out the testing process to smog among the solution prior art, and detects the technical problem that data exists great error.

The embodiment of the utility model provides an adopt following technical scheme: including the control valve, still include air inlet unit, gaseous draw-out device, drying device and detection device, air inlet unit sets up the side at gaseous draw-out device, detection device includes wet determine module and dry determine module, wet determine module is the same with dry determine module structure and is the symmetry setting, gaseous draw-out device sets up the side at detection device, drying device sets up on air inlet unit and one end is connected on doing determine module, the control valve includes first control valve, second control valve and third control valve, first control valve sets up on drying device, and second control valve and third control valve symmetry set up two detection device is last.

Further, the air inlet device comprises an air inlet, an air inlet cavity, an air inlet channel and an air outlet, the air inlet cavity is arranged at the side end of the detection device, the air inlet is arranged at the side end of the air inlet cavity, the air inlet channel is arranged at the other side of the air inlet cavity, and the air outlet is arranged on the air inlet cavity.

Further, the gas extraction device comprises a storage cavity, a driving motor, a rotating rod and an extraction assembly, wherein the storage cavity is arranged on one side of the air inlet channel, the driving motor is arranged in the storage cavity, the rotating rod is arranged at the output end of the driving motor, one end of the rotating rod is connected to the inner side wall of the storage cavity and is rotatably connected, the rotating rod is arranged in an S shape, the extraction assemblies are arranged in two numbers, the two extraction assemblies are symmetrically arranged in the storage cavity, each extraction assembly comprises an extraction rod, an extraction block, an extraction pipeline and an extraction piston, the extraction rod is sleeved on the rotating rod, the extraction block is arranged on the extraction rod and is rotatably connected, one end of the extraction pipeline is connected to the air inlet channel, the other end of the extraction pipeline is connected to the storage cavity and is communicated with the storage cavity, the extraction piston is connected to the extraction block and is rotatably connected to the extraction block, the center of the extraction block is connected to the inner side wall of the storage cavity and is in rotary connection, and one end of the extraction piston is located in the extraction pipeline.

Further, it is including detecting cavity, zirconia measuring equipment and detection pipeline to do the determine module, the side of depositing the cavity is being detected in the detection cavity setting, zirconia measuring equipment sets up in the inside that upper end and one end that detects the cavity are located the detection cavity, detection pipeline one end is connected on the extraction pipeline and the other end is connected and is the intercommunication setting on detecting the cavity, the setting that second control valve and third control valve all correspond is on the detection pipeline.

Further, drying device includes stoving pipeline, heating wire and connecting tube, stoving pipeline connects on the gas outlet, the heating wire sets up the inside at the stoving pipeline, the one end of connecting tube is connected on dry detection subassembly's detection cavity and the other end is connected on the stoving pipeline.

The embodiment of the utility model provides an above-mentioned at least one technical scheme who adopts can reach following beneficial effect:

firstly, after gas flows into the gas inlet channel, the rotating rod on the output end of the driving motor is driven to rotate through the operation of the driving motor, the rotating rod drives the extraction rod to rotate, the extraction rod drives the extraction block to rotate by the central point of the extraction block, so that the extraction piston is driven to perform telescopic motion in the extraction pipeline, and the gas in the gas inlet channel is extracted and discharged into the detection device for detection operation; when gas is in the detection process, the second control valve and the third control valve are in the closed state, the gas inlet can suck gas into the gas inlet cavity conveniently through the operation of the gas extraction device, and meanwhile gas can be discharged from the gas outlet conveniently, so that the working efficiency is improved.

Secondly, after the gas in the gas inlet channel is extracted into the corresponding detection cavity through the gas extraction device, the gas is detected through the zirconia measurement equipment, the humidity difference is obtained through the comparison of the gas and the zirconia measurement equipment, so that the analog quantity signal or the digital quantity signal is transmitted to the detection equipment, and when the gas is detected in the detection cavity, the second control valve and the third control valve are in a closed state.

After the gas is respectively extracted into the two detection cavities, in the extraction process, the motion of the extraction piston is telescopic reciprocating motion, so that when the gas in the gas inlet channel is extracted, part of the gas in the gas inlet channel can be synchronously discharged from the gas outlet, when the gas is discharged from the gas outlet, the heating wire in the drying pipeline can heat the gas through the discharged gas, the generated heat is transferred into the detection cavities of the dry detection assembly through the connecting pipeline, the gas in the detection cavities is heated, the dry and wet detection operation of the gas in the two different detection cavities is realized, then the humidity difference is worked out in a dry and wet conversion formula, and the humidity value and the dry oxygen value are transmitted to the detection equipment through analog quantity signals or digital quantity signals; after the gas in the detection cavity of the dry detection assembly is heated, the first control valve is closed, otherwise, the gas is opened when the gas needs to be heated.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a partial structure of the present invention;

FIG. 3 is a schematic perspective view of the gas extraction device of the present invention;

fig. 4 is a schematic view of a three-dimensional structure of the detecting device and the drying device of the present invention;

fig. 5 is the three-dimensional structure diagram of the middle air inlet device, the detecting device and the drying device of the present invention.

Reference numerals

The device comprises a control valve 1, a first control valve 11, a second control valve 12, a third control valve 13, an air inlet device 2, an air inlet 21, an air inlet cavity 22, an air inlet channel 23, an air outlet 24, an air extraction device 3, a storage cavity 31, a driving motor 32, a rotating rod 33, an extraction assembly 34, an extraction rod 341, an extraction block 342, an extraction pipeline 343, an extraction piston 344, a detection device 4, a wet detection assembly 41, a dry detection assembly 42, a detection cavity 421, a zirconium oxide measuring device 422, a detection pipeline 423, a drying device 5, a drying pipeline 51, a heating wire 52 and a connecting pipeline 53.

Detailed Description

To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The technical solutions provided by the embodiments of the present invention are described in detail below with reference to the accompanying drawings.

The embodiment of the utility model provides a wet oxygen detection device, including control valve 1, still include air inlet unit 2, gaseous extraction element 3, drying device 5 and detection device 4, air inlet unit 2 sets up the side at gaseous extraction element 3, detection device 4 includes wet detection component 41 and dry detection component 42, wet detection component 41 and dry detection component 42 structure is the same and be the symmetry setting, gaseous extraction element 3 sets up the side at detection device 4, drying device 5 sets up on air inlet unit 2 and one end is connected on dry detection component 42, control valve 1 includes first control valve 11, second control valve 12 and third control valve 13, first control valve 11 sets up on drying device 5, and second control valve 12 and third control valve 13 symmetry set up two on detection device 4, this device can detect the oxygen content to the gas of two kinds of different states, the humidity difference is obtained by comparing the two, so that the analog quantity signal or the digital quantity signal is transmitted to the detection device.

Preferably, the gas inlet device 2 includes a gas inlet 21, a gas inlet cavity 22, a gas inlet channel 23 and a gas outlet 24, the gas inlet cavity 22 is disposed at a side end of the detection device 4, the gas inlet 21 is disposed at a side end of the gas inlet cavity 22, the gas inlet channel 23 is disposed at another side of the gas inlet cavity 22, and the gas outlet 24 is disposed on the gas inlet cavity 22, when gas is to be detected, the gas firstly enters the gas inlet cavity 22 through the gas inlet 21, then flows into the gas inlet channel 23, and is discharged through the gas outlet 24, and when the gas flows into the gas inlet channel 23, the gas in the gas inlet channel 23 can be extracted into the detection device 4 through operation of the gas extraction device 3, so that the detection operation is performed on the gas through the zirconia measurement device 422.

Preferably, gas extraction device 3 is including depositing cavity 31, driving motor 32, dwang 33 and extraction subassembly 34, it sets up the one side at inlet channel 23 to deposit cavity 31, driving motor 32 sets up in depositing cavity 31, dwang 33 sets up on driving motor 32' S output, the one end of dwang 33 is connected the inside wall of depositing cavity 31 and is connected for rotating, dwang 33 is the S-shaped setting, extraction subassembly 34 is equipped with two, two extraction subassembly 34 symmetry sets up in depositing cavity 31, every extraction subassembly 34 all includes extraction pole 341, extraction piece 342, extraction pipeline 343 and extraction piston 344, extraction pole 341 cover is established on dwang 33, extraction piece 342 sets up on extraction pole 341 and for the swivelling joint, the one end of extraction pipeline 343 is connected on inlet channel 23 and the other end is connected and is the intercommunication setting on depositing cavity 31, the extraction piston 344 is connected to the extraction block 342 in a rotatable manner, the center of the extraction block 342 is connected to the inner side wall of the storage cavity 31 in a rotatable manner, one end of the extraction piston 344 is located in the extraction pipe 343, when the gas flows into the gas inlet channel 23, the driving motor 32 operates to drive the rotating rod 33 on the output end of the driving motor 32 to rotate, the rotating rod 33 rotates to drive the extraction rod 341 to rotate, the extraction rod 341 rotates to drive the extraction block 342 to rotate at the central point of the extraction rod 341, so that the extraction piston 344 is driven to perform telescopic motion in the extraction pipe 343, and the gas in the gas inlet channel 23 is extracted and discharged into the detection device 4 to perform detection operation; when the gas is detected, the second control valve 12 and the third control valve 13 are in a closed state, the gas suction port 21 can suck the gas into the gas inlet cavity 22 conveniently through the operation of the gas suction device 3, and meanwhile, the gas outlet 24 can discharge the gas conveniently, so that the working efficiency is improved.

Preferably, the dry detection assembly 42 includes a detection cavity 421, a zirconia measurement device 422 and a detection pipeline 423, the detection cavity 421 is disposed at a side end of the storage cavity 31, the zirconia measurement device 422 is disposed at an upper end of the detection cavity 421, and one end of the zirconia measurement device 422 is located inside the detection cavity 421, one end of the detection pipeline 423 is connected to the extraction pipeline 343, and the other end of the detection pipeline 423 is connected to the detection cavity 421, and the second control valve 12 and the third control valve 13 are both correspondingly disposed on the detection pipeline 423, when the gas in the gas inlet channel 23 is extracted into the corresponding detection cavity 421 through the gas extraction device 3, the gas is detected through the zirconia measurement device 422, and the humidity difference is obtained through the comparison between the two, so that the analog quantity signal or the digital quantity signal is transmitted to the detection device, when the gas is detected in the detection cavity 421, the second control valve 12 and the third control valve 13 at this time are in a closed state.

Preferably, the drying device 5 includes a drying duct 51, a heating wire 52 and a connecting duct 53, the drying duct 51 is connected to the air outlet 24, the heating wire 52 is disposed inside the drying duct 51, one end of the connecting duct 53 is connected to the detection cavity 421 of the dry detection assembly 42, and the other end is connected to the drying duct 51, after the air is respectively extracted into the two detection cavities 421, in the extracting process, the motion of the extracting piston 344 is a telescopic reciprocating motion, so that when the air in the air inlet channel 23 is extracted, a part of the air in the air inlet channel 23 can be simultaneously discharged out of the air outlet 24, and when the air is discharged out of the air outlet 24, the heating wire 52 inside the drying duct 51 heats the air through the discharged air, so as to transfer the generated heat into the detection cavity 421 of the dry detection assembly 42 through the connecting duct 53, therefore, the gas in the detection cavity 421 is heated, the dry and wet detection operation of the gas in two different detection cavities 421 is realized, then the humidity difference is calculated by a dry and wet conversion formula, and the humidity value and the dry oxygen value are transmitted to the detection equipment through analog quantity signals or digital quantity signals; after the gas inside the detection chamber 421 of the dry detection assembly 42 is heated, the first control valve 11 is closed, otherwise, the gas is opened when it needs to be heated.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The wet oxygen detection device comprises a control valve (1), and is characterized by further comprising an air inlet device (2), a gas extraction device (3), a drying device (5) and a detection device (4), wherein the air inlet device (2) is arranged at the side end of the gas extraction device (3), the detection device (4) comprises a wet detection assembly (41) and a dry detection assembly (42), the wet detection assembly (41) and the dry detection assembly (42) are symmetrically arranged, the gas extraction device (3) is arranged at the side end of the detection device (4), the drying device (5) is arranged on the air inlet device (2), one end of the drying device is connected to the dry detection assembly (42), the control valve (1) comprises a first control valve (11), a second control valve (12) and a third control valve (13), the first control valve (11) is arranged on the drying device (5), the second control valve (12) and the third control valve (13) are symmetrically arranged on the two detection devices (4).

2. The moisture-oxygen detecting device according to claim 1, characterized in that: the air inlet device (2) comprises an air inlet (21), an air inlet cavity (22), an air inlet channel (23) and an air outlet (24), the air inlet cavity (22) is arranged at the side end of the detection device (4), the air inlet (21) is arranged at the side end of the air inlet cavity (22), the air inlet channel (23) is arranged at the other side of the air inlet cavity (22), and the air outlet (24) is arranged on the air inlet cavity (22).

3. The moisture and oxygen detecting device according to claim 2, wherein: gas extraction device (3) is including depositing cavity (31), driving motor (32), dwang (33) and extraction subassembly (34), deposit cavity (31) and set up the one side at inlet channel (23), driving motor (32) set up and deposit cavity (31) in, dwang (33) set up on driving motor' S (32) output, the one end of dwang (33) is connected and is being connected for rotating at the inside wall of depositing cavity (31), dwang (33) is the S-shaped setting, extraction subassembly (34) are equipped with two, two extraction subassembly (34) symmetry sets up in depositing cavity (31), every extraction subassembly (34) all include extraction pole (341), extraction piece (342), extraction pipeline (343) and extraction piston (344), extraction pole (341) cover is established on dwang (33), the extraction piece (342) sets up on extraction pole (341) and connects for rotating, the one end of extraction pipeline (343) is connected on inlet channel (23) and the other end is connected and is the intercommunication setting on depositing cavity (31), extraction piston (344) are connected on extraction piece (342) and are the rotation connection, the center department of extraction piece (342) is connected on the inside wall of depositing cavity (31) and is the rotation connection, the one end of extraction piston (344) is located extraction pipeline (343).

4. The moisture and oxygen detecting device according to claim 3, wherein: dry detection subassembly (42) including detecting cavity (421), zirconia measuring equipment (422) and detection pipeline (423), detection cavity (421) set up the side of depositing cavity (31), zirconia measuring equipment (422) set up the inside that upper end and one end in detection cavity (421) of detecting cavity (421), it is the intercommunication setting to detect pipeline (423) one end and connect on extraction pipeline (343) and the other end is connected on detecting cavity (421), setting that second control valve (12) and third control valve (13) all correspond is on detecting pipeline (423).

5. The moisture/oxygen detecting device according to claim 4, wherein: drying device (5) are including drying duct (51), heating wire (52) and connecting tube (53), drying duct (51) is connected on gas outlet (24), heating wire (52) set up the inside at drying duct (51), the one end of connecting tube (53) is connected on detection cavity (421) of doing detection subassembly (42) and the other end is connected on drying duct (51).