CN222379631U - A micro oxygen private protection device - Google Patents

Abstract

The utility model relates to the technical field of micro-oxygen private protection instruments, which comprises a shell and a power supply panel, wherein the power supply panel is arranged on the outer wall of the shell, a protection mechanism is arranged on the inner wall of the shell and comprises a measuring air chamber, the lower end of the measuring air chamber is fixedly connected with the shell, the end part of the measuring air chamber is communicated with an input pipe, the inner wall of the input pipe is communicated with an adjusting piece, the upper end of the adjusting piece is communicated with a gas leakage head, and the inner wall of the gas leakage head is abutted against a sealing cap. When the oxygen concentration in the detected gas exceeds the standard, the electric telescopic rod stretches upwards to drive the sealing cap at the end part of the connecting rod to move upwards, so that the sealing cap is separated from the air leakage head, the detected gas is discharged from the air leakage head, the detected gas can be reduced to enter the measuring air chamber for protection, the detected gas still exists in the measuring air chamber at the moment, the measuring air chamber is in a working state, and the efficiency of using measurement is improved.

Description

Micro-oxygen private protection instrument

Technical Field

The utility model relates to the technical field of micro-oxygen private protection instruments, in particular to a micro-oxygen private protection instrument.

Background

A micro-oximeter structure is generally used in an operating environment where a specific requirement is placed on the oxygen content, and a corresponding electrochemical sensor for detecting the oxygen content is one of important components of the micro-oximeter structure, and when a measured gas enters a measuring gas chamber, the sensor in the measuring gas chamber detects the oxygen concentration in the gas.

For example, although the problem that the service life of the sensor can be shortened and even the sensor can be damaged due to the fact that the sensor can reach the measuring working environment again after the sensor is purged for a long time in the high-oxygen environment is solved by the automatic control micro-oxygen meter structure with the authorization bulletin number of CN209132207U, the problem that the sensor is damaged due to the fact that the sensor is placed in the high-oxygen environment for a long time is solved.

Disclosure of utility model

The utility model aims to solve the problem that the use efficiency is low because a plurality of second electromagnetic valves are switched back and forth to control gas to enter a measuring air chamber in the use process of the existing automatic control micro-oxygen instrument structure.

The micro-oxygen private protection instrument comprises a shell and a power panel, wherein the power panel is arranged on the outer wall of the shell, a protection mechanism is arranged on the inner wall of the shell and comprises a measuring air chamber, the lower end of the measuring air chamber is fixedly connected with the shell, the end part of the measuring air chamber is communicated with an input pipe, the inner wall of the input pipe is communicated with an adjusting piece, the upper end of the adjusting piece is communicated with a gas leakage head, the inner wall of the gas leakage head is abutted against a sealing cap, and a connecting rod is fixedly connected with the outer wall of the sealing cap.

Preferably, the outer wall of shell is equipped with disassembly body, disassembly body includes the fixed head, the outer wall and the shell fixed connection of fixed head, the outer wall and the lid looks joint of fixed head, the air inlet nozzle is installed to the inner wall of lid, the inner wall and the first L pipe joint threaded connection of air inlet nozzle, the filter screen is installed to the inner wall of air inlet nozzle and is offset tightly, the outer wall and the first L pipe joint of filter screen offset tightly.

Preferably, the inner wall of the first L-shaped pipe joint is communicated with a first pipeline, a first electromagnetic valve is installed on the outer wall of the first pipeline, and the output end of the first electromagnetic valve is communicated with the adjusting piece.

Preferably, the outer wall of the adjusting piece is provided with an electric telescopic rod, and the end part of the electric telescopic rod is fixedly connected with the connecting rod.

Preferably, the inner wall of the cover is provided with an air outlet nozzle, the lower end of the air outlet nozzle is communicated with a second L-shaped pipe joint, the end part of the second L-shaped pipe joint is communicated with a second pipeline, the end part of the second pipeline is communicated with a second electromagnetic valve, and the output end of the second electromagnetic valve is communicated with a measuring air chamber.

Preferably, a cover plate is arranged on the surface of the shell, a control panel is arranged on the surface of the cover plate, and the output end of the control panel is electrically connected with the power supply panel and the electric telescopic rod.

The micro-oxygen private protection instrument has the beneficial effects that when the oxygen concentration in the measured gas exceeds the standard, the electric telescopic rod stretches upwards to drive the sealing cap at the end part of the connecting rod to move upwards, so that the sealing cap is separated from the air release head, the measured gas can be discharged from the air release head, the effect that the measured gas enters the measuring air chamber to protect is reduced, the measured gas still exists in the measuring air chamber, the measuring air chamber belongs to a working state, and the efficiency of using measurement is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of the structure of FIG. 1;

FIG. 3 is a schematic top view of the cross-sectional structure of FIG. 1;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2A;

FIG. 5 is an enlarged schematic view of the structure of FIG. 2B;

fig. 6 is an enlarged schematic view of the adjusting member shown in fig. 2.

In the figure, 1, a shell, 2, a power panel, 3, a protection mechanism, 301, a measuring air chamber, 302, an input pipe, 303, an adjusting piece, 304, a gas leakage head, 305, a sealing cap, 306, a connecting rod, 4, a disassembling mechanism, 401, a fixed head, 402, a cover, 403, an air inlet nozzle, 404, a first L-shaped pipe joint, 405, a filter screen, 5, a first pipeline, 6, a first electromagnetic valve, 7, an electric telescopic rod, 8, a gas outlet nozzle, 9, a second L-shaped pipe joint, 10, a second pipeline, 11, a second electromagnetic valve, 12, a cover plate, 13 and a control panel.

Detailed Description

All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the utility model provides a technical scheme that a micro-oxygen private protection instrument comprises a shell 1 and a power panel 2, wherein the power panel 2 is arranged on the outer wall of the shell 1, a protection mechanism 3 is arranged on the inner wall of the shell 1, a seal cap 305 is controlled to separate and enter the shell, so that the seal cap 304 can automatically discharge redundant measured gas, the protection mechanism 3 has the effect of protecting a measuring air chamber 301, the measuring air chamber 301 is fixedly connected with the shell 1 at the lower end, the end part of the measuring air chamber 301 is communicated with an input pipe 302, the inner wall of the input pipe 302 is communicated with an adjusting piece 303, the upper end of the adjusting piece 303 is communicated with the seal cap 305, the inner wall of the seal cap 304 is abutted against the seal cap 305, and a connecting rod 306 is arranged on the outer wall of the seal cap 305;

When the oxygen concentration in the detected gas exceeds the standard, the electric telescopic rod 7 stretches upwards to drive the sealing cap 305 at the end part of the connecting rod 306 to move upwards, so that the sealing cap 305 is separated from the air release head 304, the detected gas is discharged from the air release head 304, the detected gas can be reduced to enter the measuring air chamber 301 for protection, and the detected gas still exists in the measuring air chamber 301, belongs to a working state, and improves the efficiency of using measurement.

Referring to fig. 1, fig. 2 and fig. 5, the outer wall of the housing 1 is provided with a dismounting mechanism 4, which is separated from the first L-shaped pipe joint 404 by a screw thread manner of the air inlet nozzle 403, so that a filter screen 405 inside the first L-shaped pipe joint 404 is dismounted and replaced, the dismounting mechanism 4 comprises a fixing head 401, the outer wall of the fixing head 401 is fixedly connected with the housing 1, the outer wall of the fixing head 401 is clamped with a cover 402, the air inlet nozzle 403 is mounted on the inner wall of the cover 402, the inner wall of the air inlet nozzle 403 is in screw thread connection with the first L-shaped pipe joint 404, the filter screen 405 is mounted on the inner wall of the air inlet nozzle 403 and abutted against the first L-shaped pipe joint 404, and the outer wall of the filter screen 405 is abutted against the first L-shaped pipe joint 404.

Referring to fig. 1 and 2, the inner wall of the first L-shaped pipe fitting 404 is connected with the first pipeline 5, the outer wall of the first pipeline 5 is provided with the first electromagnetic valve 6, the model of the first electromagnetic valve 6 meets the working stage according to the actual requirement, the output end of the first electromagnetic valve 6 is connected with the adjusting member 303, the outer wall of the adjusting member 303 is provided with the electric telescopic rod 7, the model of the electric telescopic rod 7 meets the working stage according to the actual requirement, and the end part of the electric telescopic rod 7 is fixedly connected with the connecting rod 306.

Referring to fig. 1 and 2, an air outlet nozzle 8 is mounted on the inner wall of the cover 402, the lower end of the air outlet nozzle 8 is communicated with a second L-shaped pipe joint 9, the end of the second L-shaped pipe joint 9 is communicated with a second pipeline 10, the end of the second pipeline 10 is communicated with a second electromagnetic valve 11, the model of the first electromagnetic valve 6 meets the working stage according to the actual requirement, the output end of the second electromagnetic valve 11 is communicated with a measuring air chamber 301, a cover plate 12 is mounted on the surface of the housing 1, a control panel 13 is mounted on the surface of the cover plate 12, and the output end of the control panel 13 is electrically connected with the power panel 2 and the electric telescopic rod 7.

Working principle:

Initial working stage

The inside of gynaecology department with little oxygen private protection appearance measurement, through operating control panel 13, make power panel 2 supply power to inside measurement air chamber 301, first solenoid valve 6, second solenoid valve 11 and electric telescopic handle 7, the gas of being surveyed enters into first L pipe joint 404 from air inlet nozzle 403, the inside filter screen 405 of first L pipe joint 404 keeps apart worm and the cubic dust in the gas, guarantees inside clean.

Stage of measuring work

The measured gas enters the measuring air chamber 301 from the first pipeline 5, the first electromagnetic valve 6, the adjusting piece 303 and the input pipe 302 and is measured through the internal sensor, when the oxygen concentration in the measured gas exceeds the standard, the electric telescopic rod 7 stretches upwards to drive the sealing cap 305 at the end part of the connecting rod 306 to move upwards, so that the sealing cap 305 is separated from the air release head 304, the measured gas is discharged from the air release head 304, the measured gas can be reduced to enter the measuring air chamber 301, meanwhile, the measuring air chamber 301 is still in a normal working state, the protection of the measuring air chamber 301 is effectively ensured, when the oxygen concentration in the measured gas is normal, the gas flows to the second L-shaped pipe joint 9 from the second electromagnetic valve 11 and the second pipeline 10, finally, the oxygen is discharged outwards from the air outlet nozzle 8, the cover plate 12 can be opened manually to facilitate the maintenance of cleaning the inside, and the sealing maintenance of the connecting part can be controlled by the first electromagnetic valve 6 and the second electromagnetic valve 11.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The micro-oxygen private instrument comprises a shell (1) and a power supply panel (2), wherein the power supply panel (2) is arranged on the outer wall of the shell (1), the micro-oxygen private instrument is characterized in that a protection mechanism (3) is arranged on the inner wall of the shell (1), the protection mechanism (3) comprises a measurement air chamber (301), the lower end of the measurement air chamber (301) is fixedly connected with the shell (1), the end part of the measurement air chamber (301) is communicated with an input pipe (302), the inner wall of the input pipe (302) is communicated with an adjusting piece (303), the upper end of the adjusting piece (303) is communicated with a leakage head (304), the inner wall of the leakage head (304) is abutted against a sealing cap (305), and a connecting rod (306) is arranged on the outer wall of the sealing cap (305).

2. The micro-oxygen private instrument according to claim 1, wherein the outer wall of the housing (1) is provided with a dismounting mechanism (4), the dismounting mechanism (4) comprises a fixing head (401), the outer wall of the fixing head (401) is fixedly connected with the housing (1), the outer wall of the fixing head (401) is clamped with a cover (402), an air inlet nozzle (403) is mounted on the inner wall of the cover (402), the inner wall of the air inlet nozzle (403) is in threaded connection with a first L-shaped pipe joint (404), a filter screen (405) is mounted on the inner wall of the air inlet nozzle (403) in a propping mode, and the outer wall of the filter screen (405) is in propping mode with the first L-shaped pipe joint (404).

3. The micro-oxygen privacy instrument according to claim 2, wherein the inner wall of the first L-shaped pipe joint (404) is communicated with the first pipeline (5), the first electromagnetic valve (6) is installed on the outer wall of the first pipeline (5), and the output end of the first electromagnetic valve (6) is communicated with the adjusting piece (303).

4. The micro-oxygen privacy instrument according to claim 1, wherein an electric telescopic rod (7) is arranged on the outer wall of the adjusting piece (303), and the end part of the electric telescopic rod (7) is fixedly connected with a connecting rod (306).

5. The micro-oxygen privacy instrument according to claim 2, wherein an air outlet nozzle (8) is arranged on the inner wall of the cover (402), the lower end of the air outlet nozzle (8) is communicated with a second L-shaped pipe joint (9), the end part of the second L-shaped pipe joint (9) is communicated with a second pipeline (10), the end part of the second pipeline (10) is communicated with a second electromagnetic valve (11), and the output end of the second electromagnetic valve (11) is communicated with the measuring air chamber (301).

6. The micro-oxygen privacy instrument according to claim 1, wherein a cover plate (12) is arranged on the surface of the shell (1), a control panel (13) is arranged on the surface of the cover plate (12), and the output end of the control panel (13) is electrically connected with the power supply panel (2) and the electric telescopic rod (7).