CN212780718U

CN212780718U - Good-safety carbon monoxide concentration detector for occupational health detection

Info

Publication number: CN212780718U
Application number: CN202021486010.8U
Authority: CN
Inventors: 李萍; 刘俊秀; 任国文
Original assignee: Tianjin Ankai Safety And Health Evaluation Testing Co ltd
Current assignee: Tianjin Ankai Safety And Health Evaluation Testing Co ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-03-23
Anticipated expiration: 2030-07-24

Abstract

The utility model discloses a carbon monoxide concentration detector with good safety for occupational health detection, which comprises a detector main body, a carbon monoxide detection probe and an air pump, wherein an air detection circuit is arranged in the detector main body; the cleaning mechanism is arranged in the air inlet pipe and comprises a positioning frame embedded in the air inlet pipe, a rotating shaft is arranged on the positioning frame and connected with a cleaning plate which is in contact with the inner wall of the air inlet pipe through a spring connecting rod, a cleaning wool layer is arranged on the surface of the cleaning plate, a speed reduction motor which is in transmission connection with the rotating shaft is fixed on the positioning frame, and a first end cover is arranged at the air inlet end of the air inlet pipe. The utility model discloses use stably with detect the advantage that the security performance is good.

Description

Good-safety carbon monoxide concentration detector for occupational health detection

Technical Field

The utility model relates to a carbon monoxide concentration detection appearance production technical field specifically is a carbon monoxide concentration detection appearance that security is good that occupational health detected usefulness.

Background

The occupational health research aims at preventing the health of workers from being damaged by harmful factors in the occupational activities of the workers in the occupational health research, wherein the occupational health research aims at preventing the health of the workers from being influenced by the working environment and preventing occupational hazards; only by creating reasonable working conditions, all the personnel engaged in the labor can keep healthy in the aspects of physique, spirit, social adaptation and the like; only by preventing occupational diseases and occupational related diseases can the absenteeism of injuries be reduced, and the labor productivity is improved. After the carbon monoxide concentration detector is used, more dust is gradually accumulated in the carbon monoxide concentration detector and is attached to the detection probe. If not cleaned, the detection accuracy of the air detector is reduced, and even the normal use of the carbon monoxide concentration detector is influenced, so that potential safety hazards exist. Therefore, the carbon monoxide concentration detector with good safety for occupational health detection is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects existing in the prior art, the utility model provides a carbon monoxide concentration detector with good safety for occupational health detection.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a good-safety carbon monoxide concentration detector for occupational health detection, which comprises a detector main body, a carbon monoxide detection probe and an air pump, wherein an air detection circuit is arranged in the detector main body; the cleaning device is characterized in that a cleaning mechanism is arranged in the air inlet pipe and comprises a positioning frame embedded in the air inlet pipe, a rotating shaft is arranged on the positioning frame, the rotating shaft is connected with a cleaning plate which is in contact with the inner wall of the air inlet pipe through a spring connecting rod, a cleaning wool layer is arranged on the surface of the cleaning plate, a speed reduction motor in transmission connection with the rotating shaft is fixed on the positioning frame, a first end cover is arranged at the air inlet end of the air inlet pipe, and a dust filter screen is embedded in the first end cover; the air outlet end of the air inlet pipe is in threaded connection with a second end cover, a connecting pipe communicated with the interior of the air inlet pipe is arranged on the second end cover, the connecting pipe is connected with the air inlet end of the air pump through an air duct, and the detection surface of the carbon monoxide detection probe is flush with the surface of the inner wall of the air inlet pipe.

As a preferred technical scheme of the utility model, the inside of air-supply line is equipped with the locating rack stopper in the one side that is close to the air inlet end, the tip of second end cover is equipped with the locating tube that stretches into the air-supply line inside and contradict with the terminal surface of locating rack, the locating rack is fixed under the centre gripping of locating rack stopper and locating tube is spacing.

As a preferred technical scheme of the utility model, spring link is equipped with flexible chamber including setting up at the epaxial locating lever of commentaries on classics in the locating lever, flexible intracavity is equipped with the piston piece, the outer end of piston piece is equipped with the outer telescopic link that stretches out and draws back the chamber, the top and the cleaning plate of telescopic link are connected, be equipped with pressure spring between the bottom side in piston piece and flexible chamber, the tip of locating lever is equipped with the spacing closing cap that supplies the telescopic link to pass.

As an optimized technical scheme of the utility model, the both sides of cleaning plate are equipped with the arc curved surface that makes progress.

As an optimized technical scheme of the utility model, first end cover and the air inlet end threaded connection of air-supply line.

As an optimized technical scheme of the utility model, the tip of registration arm is equipped with rubber abrasionproof layer.

The utility model has the advantages that: this kind of good carbon monoxide concentration detection appearance of security that occupational health detected usefulness, at first under the effect of air pump, in inhaling the air-intake pipe with external air, detect the carbon monoxide concentration in the air of inhaling under carbon monoxide test probe's effect, wherein clean the mechanism cleans carbon monoxide test probe through setting up, avoid long-time use in-process, carbon monoxide test probe is attached to a large amount of dusts, and reduces carbon monoxide test probe's detection precision, and has the potential safety hazard. The main pivot that drives through gear motor rotates, and then drives the inner wall that the cleaning plate is pasting the air-supply line and clean, because carbon monoxide test probe's detection face and the inner wall surface parallel and level of air-supply line, so can clean carbon monoxide test probe's detection face along with the rotation of cleaning plate, avoid carbon monoxide test probe's detection face to go up to be attached to and have a large amount of dusts, the dust that the cleaning process produced takes out under the air current effect of air-supply line.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural diagram of a highly safe carbon monoxide concentration detector for occupational health detection according to the present invention;

FIG. 2 is a schematic structural diagram of a spring link of a highly safe detector for detecting carbon monoxide concentration for occupational health, according to the present invention;

FIG. 3 is a cross-sectional view of a cleaning plate of a highly safe carbon monoxide concentration detector for occupational health testing according to the present invention.

In the figure: 1. a detector main body; 2. a carbon monoxide detection probe; 3. an air pump; 4. an air detection circuit; 5. an air inlet pipe; 6. a cleaning mechanism; 7. a positioning frame; 8. a rotating shaft; 9. a spring link; 10. cleaning the plate; 11. cleaning the plush layer; 12. a reduction motor; 13. a first end cap; 14. a dust filter screen; 15. a second end cap; 16. a connecting pipe; 17. an air duct; 18. a positioning frame limiting block; 19. a positioning tube; 20. positioning a rod; 21. a telescoping chamber; 22. a piston block; 23. a telescopic rod; 24. a compression spring; 25. limiting and sealing the cover; 26. an arc-shaped curved surface; 27. rubber anti-wear layer.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1, fig. 2 and fig. 3, the utility model relates to a carbon monoxide concentration detector with good safety for occupational health detection, which comprises a detector main body 1, a carbon monoxide detection probe 2 and an air pump 3, wherein an air detection circuit 4 is arranged in the detector main body 1, an air inlet pipe 5 is arranged on the detector main body 1, the carbon monoxide detection probe 2 is embedded in the air inlet pipe 5 and is electrically connected with the carbon monoxide detection probe 2, and the air pump 3 is arranged on the detector main body 1; the method is characterized in that: a cleaning mechanism 6 is arranged in the air inlet pipe 5, the cleaning mechanism 6 comprises a positioning frame 7 embedded in the air inlet pipe 5, a rotating shaft 8 is arranged on the positioning frame 7, the rotating shaft 8 is connected with a cleaning plate 10 contacted with the inner wall of the air inlet pipe 5 through a spring connecting rod 9, a cleaning plush layer 11 is arranged on the surface of the cleaning plate 10, a speed reducing motor 12 in transmission connection with the rotating shaft 8 is fixed on the positioning frame 7, a first end cover 13 is arranged at the air inlet end of the air inlet pipe 5, and a dust filter screen 14 is embedded on the first end cover 13; the air outlet end of the air inlet pipe 5 is in threaded connection with a second end cover 15, a connecting pipe 16 communicated with the interior of the air inlet pipe 5 is arranged on the second end cover 15, the connecting pipe 16 is connected with the air inlet end of the air pump 3 through an air duct 17, and the detection surface of the carbon monoxide detection probe 2 is flush with the surface of the inner wall of the air inlet pipe 5.

The inside of air-supply line 5 is equipped with locating rack stopper 18 in the one side that is close to the air inlet end, the tip of second end cover 15 is equipped with the registration arm 19 that stretches into the inside and conflict with the terminal surface of registration arm 7 of air-supply line 5, registration arm 7 fixes under the centre gripping of locating rack stopper 18 and registration arm 19 is spacing, can dismantle locating rack 7 get off, has the characteristics convenient to install and dismantle to be convenient for more renew clean board 10.

The spring connecting rod 9 comprises a positioning rod 20 arranged on the rotating shaft 8, a telescopic cavity 21 is arranged in the positioning rod 20, a piston block 22 is arranged in the telescopic cavity 21, a telescopic rod 23 extending out of the telescopic cavity 21 is arranged at the outer end of the piston block 22, the top end of the telescopic rod 23 is connected with the cleaning plate 10, a compression spring 24 is arranged between the piston block 22 and the bottom side of the telescopic cavity 21, a limiting sealing cover 25 for the telescopic rod 23 to penetrate is arranged at the end part of the positioning rod 20, the telescopic cleaning plate 10 is tightly attached to the inner wall of the air inlet pipe 5 under the action of the compression spring 24, and is further tightly attached to the detection surface of the carbon monoxide detection probe 2, so that the work of cleaning the detection surface of the carbon monoxide detection probe 2 is achieved, a large amount of dust is prevented from being attached to the detection surface, the detection precision of the carbon monoxide detection probe 2 is reduced, and, the carbon monoxide detection probe 2 is guaranteed to have high detection precision in real time.

The two sides of the cleaning plate 10 are provided with upward arc-shaped curved surfaces 26, which play a role of scratch prevention.

The first end cover 13 is in threaded connection with the air inlet end of the air inlet pipe 5, so that the air inlet pipe is convenient to mount and dismount.

The end of the positioning tube 19 is provided with a rubber anti-wear layer 27, which plays a role in preventing wear.

The working principle is as follows: firstly, in air pump 3's effect, inhale air-supply line 5 with external air in, detect the carbon monoxide concentration in the air of inhaling under carbon monoxide test probe 2's effect, wherein clean carbon monoxide test probe 2 through setting up clean mechanism 6, avoid long-time use in-process, carbon monoxide test probe 2 adheres to a large amount of dusts, and reduces carbon monoxide test probe 2's detection precision, and has the potential safety hazard. Mainly drive pivot 8 through gear motor 12 and rotate, and then drive cleaning plate 10 and paste the inner wall of air-supply line 5 and clean, because carbon monoxide test probe 2's the test surface and the inner wall surface parallel and level of air-supply line 5, so can clean carbon monoxide test probe 2's test surface along with cleaning plate 10's rotation, avoid having a large amount of dusts on carbon monoxide test probe 2's the test surface, the dust that the cleaning process produced takes away under the air current effect of air-supply line 5.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A carbon monoxide concentration detector with good safety for occupational health detection comprises a detector main body (1), a carbon monoxide detection probe (2) and an air pump (3), wherein an air detection circuit (4) is arranged in the detector main body (1), an air inlet pipe (5) is arranged on the detector main body (1), the carbon monoxide detection probe (2) is embedded in the air inlet pipe (5) and is electrically connected with the carbon monoxide detection probe (2), and the air pump (3) is arranged on the detector main body (1); the method is characterized in that: a cleaning mechanism (6) is arranged in the air inlet pipe (5), the cleaning mechanism (6) comprises a positioning frame (7) embedded in the air inlet pipe (5), a rotating shaft (8) is arranged on the positioning frame (7), the rotating shaft (8) is connected with a cleaning plate (10) contacted with the inner wall of the air inlet pipe (5) through a spring connecting rod (9), a cleaning plush layer (11) is arranged on the surface of the cleaning plate (10), a speed reducing motor (12) in transmission connection with the rotating shaft (8) is fixed on the positioning frame (7), a first end cover (13) is arranged at the air inlet end of the air inlet pipe (5), and a dust filter screen (14) is embedded on the first end cover (13); the air outlet end threaded connection of air-supply line (5) has second end cover (15), be equipped with on second end cover (15) with connecting pipe (16) of the inside intercommunication of air-supply line (5), connecting pipe (16) are connected through the inlet end of air duct (17) with air pump (3), the detection face of carbon monoxide test probe (2) and the inner wall surface parallel and level of air-supply line (5).

2. The carbon monoxide concentration detector with good safety for occupational health detection according to claim 1, wherein a positioning frame limiting block (18) is arranged inside the air inlet pipe (5) on one side close to the air inlet end, a positioning pipe (19) which extends into the air inlet pipe (5) and is abutted against the end face of the positioning frame (7) is arranged at the end portion of the second end cover (15), and the positioning frame (7) is fixed under the clamping limiting of the positioning frame limiting block (18) and the positioning pipe (19).

3. The carbon monoxide concentration detector with good safety for occupational health detection according to claim 1, wherein the spring connecting rod (9) comprises a positioning rod (20) arranged on the rotating shaft (8), a telescopic cavity (21) is formed in the positioning rod (20), a piston block (22) is arranged in the telescopic cavity (21), a telescopic rod (23) extending out of the telescopic cavity (21) is arranged at the outer end of the piston block (22), the top end of the telescopic rod (23) is connected with the cleaning plate (10), a compression spring (24) is arranged between the piston block (22) and the bottom side of the telescopic cavity (21), and a limiting sealing cover (25) for the telescopic rod (23) to pass through is arranged at the end of the positioning rod (20).

4. The detector for detecting the concentration of carbon monoxide with good safety for occupational health detection according to claim 1, wherein two sides of the cleaning plate (10) are provided with upward arc-shaped curved surfaces (26).

5. The detector for detecting the concentration of carbon monoxide with good safety for occupational health detection according to claim 1, wherein the first end cover (13) is in threaded connection with an air inlet end of the air inlet pipe (5).

6. The instrument for detecting the concentration of carbon monoxide with good safety for occupational health detection according to claim 2, wherein a rubber wear-proof layer (27) is arranged at the end of the positioning tube (19).