阅读说明：本技术 一种消防空气呼吸器呼吸性能监测装置 (Respiratory performance monitoring device of fire-fighting air respirator ) 是由 丁志宏 邱伟进 于 2021-10-27 设计创作，主要内容包括：本发明公开了一种消防空气呼吸器呼吸性能监测装置,包括机壳和呼吸管,机壳内设有保温腔,保温腔左右两端设有干燥腔,呼吸管内设有初始腔,干燥腔上端壁内固定连接有长管,长管内设有过滤腔,机壳内设有分割机构、功能机构和检测机构,所述检测机构能够检测进入呼吸管内的空气的成分,分割机构能够根据检测机构的检测做出措施,保护人的安全,利用设计的空气感应器,能够立马阻断呼吸管内的空气,防止有害气体继续进入人的呼吸道,适应各种恶劣环境的工作。(The invention discloses a respiratory performance monitoring device of a fire-fighting air respirator, which comprises a machine shell and a breathing pipe, wherein a heat preservation cavity is arranged in the machine shell, drying cavities are arranged at the left end and the right end of the heat preservation cavity, an initial cavity is arranged in the breathing pipe, a long pipe is fixedly connected in the upper end wall of the drying cavity, a filtering cavity is arranged in the long pipe, a dividing mechanism, a functional mechanism and a detection mechanism are arranged in the machine shell, the detection mechanism can detect components of air entering the breathing pipe, the dividing mechanism can take measures according to the detection of the detection mechanism to protect the safety of people, and the designed air inductor can be used for immediately blocking the air in the breathing pipe to prevent harmful gas from continuously entering the respiratory tract of people and adapt to the work in various severe environments.)

1. A fire-fighting air respirator respiratory performance monitoring device, includes casing (10) and breathing tube (55), its characterized in that: a heat preservation cavity (48) is arranged in the machine shell (10), drying cavities (47) are arranged at the left end and the right end of the heat preservation cavity (48), an initial cavity (46) is arranged in the breathing tube (55), a long tube (15) is fixedly connected in the upper end wall of the drying cavity (47), a filtering cavity (49) is arranged in the long tube (15), a dividing mechanism (50), a functional mechanism (51) and a detection mechanism (53) are arranged in the machine shell (10), the detection mechanism (53) can detect components of air entering the breathing tube (55), and the dividing mechanism (50) can work according to the detection of the detection mechanism (53);

the functional mechanism (51) comprises a feedback mechanism (52) which can detect and display purified gas again, the filter chamber (49) is internally and fixedly connected with a porous sponge (31), the filter chamber (49) is internally and fixedly connected with a reaction shell (32), a contraction elastic bag (35) is arranged in the heat preservation chamber (48), the contraction elastic bag (35) is communicated with the filter chamber (49), a heat preservation wooden plug (13) is filled in the heat preservation chamber (48), a valve (33) is arranged in the contraction elastic bag (35), an oxygen bottle (36) is arranged in the heat preservation chamber (48), the oxygen bottle (36) is communicated with the filter chamber (49) and provides oxygen for the filter chamber (49), a gas valve (34) is arranged in the oxygen bottle (36), and the gas valve (34) can control the oxygen in the oxygen bottle (36) to enter the amount of the filter chamber (49), three rotating electrical machines (40) of fixedly connected with in heat preservation chamber (48), rotating electrical machines (40) power connection has rotation axis (39), rotation axis (39) fixedly connected with rotatory filter plate (37), be equipped with three heat pipe (11) in filter chamber (49), be equipped with mercury (28) in heat pipe (11), sliding connection has metal signal piece (29) in heat pipe (11), signal receiver (30) of heat pipe (11) fixedly connected with different height position, be equipped with five refrigerators (12) in heat preservation chamber (48).

2. A fire fighting air respirator respiratory performance monitoring device according to claim 1, characterized in that: the detection mechanism (53) comprises a gas collector (26) fixedly connected with the upper end wall of the initial cavity (46), the other end of the gas collector (26) is externally connected with an air inductor (25), and the air inductor (25) is fixedly connected with the machine shell (10).

3. A fire fighting air respirator respiratory performance monitoring device according to claim 2, characterized in that: porous activated carbon (23) is fixedly connected in the initial cavity (46), the porous activated carbon (23) can be fixedly connected with a fixing rod (20) in the initial cavity (46), the fixing rod (20) is fixedly connected with a revolution counter (21), and the revolution counter (21) is rotatably connected with a fan (22).

4. A fire fighting air respirator respiratory performance monitoring device according to claim 1, wherein: feedback mechanism (52) include extraction valve (38) that are equipped with in casing (10), be equipped with water pocket (43) in dry chamber (47), water pocket (43) fixedly connected with heat preservation chamber (48), be equipped with suction pump (42) in water pocket (43), suction pump (42) are in fixedly connected with atomizer (41) in filter chamber (49).

5. A fire fighting air respirator respiratory performance monitoring device according to claim 4, characterized in that: the long pipe (15) is fixedly connected with a hose (16) outside the shell (10).

6. A fire fighting air respirator respiratory performance monitoring device according to claim 1, wherein: cut apart mechanism (50) and include initial chamber (46) upper end wall fixed connection's relay (27), initial chamber (46) upper end wall fixedly connected with fixed spring (19), fixed spring (19) lower extreme fixedly connected with fixed plate (54), terminal surface fixedly connected with compression gasbag (24) under fixed plate (54), compression gasbag (24) and external world are connected through breather pipe (17), be equipped with aspiration pump (18) in breather pipe (17).

Technical Field

The invention relates to the field of testing, in particular to a device for monitoring the respiratory performance of a fire-fighting air respirator.

Background

The respiratory performance detection device of the existing fire-fighting air respirator can only simply detect whether the respirator can normally work in advance, if the respirator fails due to some reasons in disaster relief, the respirator cannot be detected, and even if the respirator is detected, due to the inconvenience of the disaster relief position, the respirator cannot be discharged and repaired due to the failure of one respirator, and the respirator is replaced, so that the life of a fireman can be threatened, the fire-fighting air respirator cannot be detected through a common respiratory monitoring device when oxygen does not exist, the respiratory monitoring device in the market cannot detect whether the air respirator still has oxygen, and although the respirator has oxygen display, the residual oxygen is not easy to pay attention to in disaster relief.

Disclosure of Invention

The invention aims to provide a respiratory performance monitoring device of a fire-fighting air respirator, which is used for overcoming the defects in the prior art.

The fire-fighting air respirator respiratory performance monitoring device comprises a machine shell and a breathing tube, wherein a heat preservation cavity is arranged in the machine shell, drying cavities are arranged at the left end and the right end of the heat preservation cavity, an initial cavity is arranged in the breathing tube, a long tube is fixedly connected in the upper end wall of the drying cavity, a filtering cavity is arranged in the long tube, a dividing mechanism, a functional mechanism and a detection mechanism are arranged in the machine shell, the detection mechanism can detect the components of air entering the breathing tube, and the dividing mechanism can work according to the detection of the detection mechanism;

the functional mechanism comprises a feedback mechanism which can detect and display purified gas again, porous sponge is fixedly connected in the filter cavity, a reaction shell is fixedly connected in the filter cavity, a contraction elastic bag is arranged in the heat preservation cavity and communicated with the filter cavity, a heat preservation wooden plug is filled in the heat preservation cavity, a valve is arranged in the contraction elastic bag, an oxygen bottle is arranged in the heat preservation cavity and communicated with the filter cavity and provides oxygen for the filter cavity, a gas valve is arranged in the oxygen bottle and can control the amount of oxygen in the oxygen bottle entering the filter cavity, three rotating motors are fixedly connected in the heat preservation cavity, a rotating shaft is in power connection with the rotating motors, a rotating filter paper board is fixedly connected with the rotating shaft, and three heat conducting pipes are arranged in the filter cavity, the heat-insulation device is characterized in that mercury is arranged in the heat conduction pipe, a metal signal sheet is connected in the heat conduction pipe in a sliding mode, the heat conduction pipe is fixedly connected with signal receivers at different height positions, and five refrigerators are arranged in the heat insulation cavity.

Further, detection mechanism includes initial chamber upper end wall fixedly connected with gas collector, the gas collector other end is connected with the air inductor in the external world, the air inductor with casing fixed connection.

Further, the initial intracavity fixedly connected with porous activated carbon, porous activated carbon can initial intracavity fixedly connected with dead lever, dead lever fixedly connected with revolution counter, revolution counter rotationally connected with fan.

Further, feedback mechanism includes the extraction valve that is equipped with in the casing, the dry intracavity is equipped with the water pocket, water pocket fixedly connected with heat preservation chamber, be equipped with the suction pump in the water pocket, the suction pump is in filter intracavity fixedly connected with atomizer.

Furthermore, the long pipe is fixedly connected with a hose outside the shell.

Further, the partition mechanism comprises a relay fixedly connected with the upper end wall of the initial cavity, a fixing spring is fixedly connected with the upper end wall of the initial cavity, a fixing plate is fixedly connected with the lower end of the fixing spring, a compression air bag is fixedly connected with the lower end face of the fixing plate, the compression air bag is connected with the outside through a vent pipe, and the air pump is arranged in the vent pipe.

Compared with the prior art, the invention has the following beneficial effects: the oxygen supply device can automatically judge whether the oxygen bottle has no oxygen or has air pipe leakage by utilizing the revolution counter, then finishes air extraction from the outside by controlling the air extraction valve, quickly purifies and filters under the guide of the long pipe, finishes oxygen supply, reduces the manual replacement of the oxygen-free bottle, prolongs the working time of the respirator, reduces the manual participation and improves the working efficiency;

utilize the air inductor of design, can block the air in the respiratory tube immediately, prevent that harmful gas from continuing to get into people's respiratory track, make the air about the air inductor cut off, porous active carbon still can absorb partial harmful gas continuation work before the air inductor does not seal the respiratory tube completely, reduce because work causes the injury to the human body after making respirator pipeline fish tail reveal, reduce the frequency of changing the respirator, improve work efficiency, adapt to the work of various adverse circumstances.

Drawings

FIG. 1 is a schematic exterior view of a fire air respirator respiratory performance monitoring apparatus of the present invention;

FIG. 2 is a schematic diagram of the overall structure of a respiratory performance monitoring device of a fire-fighting air respirator of the present invention;

FIG. 3 is a schematic view of A-A of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic view of B-B of FIG. 3 according to the present invention;

FIG. 5 is a schematic view of C-C of FIG. 2 in accordance with the present invention;

FIG. 6 is an enlarged view of a portion of FIG. 2 of the present invention;

in the figure:

10. a housing; 11. a heat conducting pipe; 12. a refrigerator; 13. a heat preservation wooden plug; 14. a water-absorbing sponge; 15. a long tube; 16. a hose; 17. a breather pipe; 18. an air pump; 19. fixing the spring; 20. fixing the rod; 21. a revolution counter; 22. a fan; 23. porous activated carbon; 24. compressing the air bag; 25. an air inductor; 26. a gas collector; 27. a relay; 28. mercury; 29. a metal signal sheet; 30. a signal receiver; 31. a porous sponge; 32. a reaction shell; 33. a valve; 34. a gas valve; 35. contracting the elastic bag; 36. an oxygen cylinder; 37. rotating the filter paper board; 38. an air extraction valve; 39. a rotating shaft; 40. a rotating electric machine; 41. an atomizer; 42. a water pump; 43. a water bladder; 44. a desiccant; 45. a display; 46. an initial cavity; 47. a drying chamber; 48. a heat preservation cavity; 49. a filter chamber; 50. a dividing mechanism; 51. a functional mechanism; 52. a feedback mechanism; 53. a detection mechanism; 54. a fixing plate; 55. a breathing tube.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention:

referring to fig. 1 to 6, a respiratory performance monitoring device of a fire-fighting air respirator according to an embodiment of the present invention includes a casing 10 and a breathing tube 55, wherein a heat preservation cavity 48 is provided in the casing 10, drying cavities 47 are provided at left and right ends of the heat preservation cavity 48, an initial cavity 46 is provided in the breathing tube 55, a long tube 15 is fixedly connected in an upper end wall of the drying cavity 47, a filtering cavity 49 is provided in the long tube 15, a dividing mechanism 50, a functional mechanism 51 and a detection mechanism 53 are provided in the casing 10, the detection mechanism 53 can detect components of air entering the breathing tube 55, so as to determine whether the latter scheme needs to be started, and the dividing mechanism 50 can make a measure of a scent type according to the determination of the detection mechanism 53, so as to protect human safety;

the functional mechanism 51 comprises a feedback mechanism 52 capable of detecting and displaying purified gas again, the filter cavity 49 is internally and fixedly connected with a porous sponge 31, the filter cavity 49 is internally and fixedly connected with a reaction shell 32, the heat preservation cavity 48 is internally provided with a contraction elastic bag 35, the contraction elastic bag 35 is communicated with the filter cavity 49, the heat preservation cavity 48 is internally filled with a heat preservation wooden plug 13 and is fixedly connected with the reaction shell 32, the contraction elastic bag 35 is internally provided with a valve 33, the heat preservation cavity 48 is internally provided with an oxygen bottle 36, the oxygen bottle 36 is communicated with the filter cavity 49 and provides oxygen for the filter cavity 49, the oxygen bottle 36 is internally provided with a gas valve 34 for controlling the amount of oxygen in the oxygen bottle 36 entering the filter cavity 49, the heat preservation cavity 48 is internally and fixedly connected with three rotating motors 40, and the rotating motors 40 are in power connection with a rotating shaft 39, the rotatory filter plate 37 of rotation axis 39 fixedly connected with, be equipped with three heat pipe 11 in the filter chamber 49, be equipped with mercury 28 in the heat pipe 11, sliding connection has the metallic signal piece 29 in the heat pipe 11, the signal receiver 30 of the not co-altitude position of heat pipe 11 fixedly connected with, be equipped with five refrigerators 12 in the heat preservation chamber 48, the intussuseption in the heat preservation chamber 48 is equipped with heat preservation wooden plug 13, rotating electrical machines 40 start to drive rotation axis 39 and rotate, thereby drive the rotation of rotatory filter plate 37 and rotate, through the rotation of the rotatory filter plate 37 of control, the flow that the control gas got into, thereby the speed that the control reaction takes place.

In an implementation manner, the detecting mechanism 53 includes a gas collector 26 fixedly connected to an upper end wall of the initial cavity 46, an air sensor 25 is connected to the other end of the gas collector 26, the air sensor 25 is fixedly connected to the housing 10, the air sensor 25 is capable of analyzing the air collected by the gas collector 26 and determining that the air has certain components harmful to the human body, a porous activated carbon 23 is fixedly connected to the initial cavity 46, the porous activated carbon 23 is capable of fixedly connecting a fixing rod 20 to the initial cavity 46, the fixing rod 20 is fixedly connected to a revolution counter 21, the revolution counter 21 is rotatably connected to a fan 22, and the revolution counter 21 is capable of detecting the revolution speed of the fan 22.

In an implementation manner, the feedback mechanism 52 includes the air suction valve 38 disposed in the casing 10, the water absorbing sponge 14 is filled in the drying chamber 47, the water bag 43 is disposed in the drying chamber 47, the heat preservation chamber 48 is fixedly connected to the water bag 43, the water pump 42 is disposed in the water bag 43, the atomizer 41 is fixedly connected to the water pump 42 in the filtering chamber 49, the atomizer 41 can atomize water, the atomized water is then made to be in the filtering chamber 49, the drying agent 44 is fixedly connected to the filtering chamber 49, the drying agent 44 can absorb water, the gas collector 26 is disposed in the filtering chamber 49, the gas collector 26 transmits the collected gas to the air sensor 25 disposed in the drying chamber 47 for detection, the air sensor 25 is electrically connected to the display 45, the air sensor 25 displays the analyzed data on the display 45, a hose 16 is fixedly connected to the long pipe 15 outside the casing 10, and the hose 16 can communicate the initial chamber 46 with the filter chamber 49.

In an implementation manner, the dividing mechanism 50 includes a relay 27 fixedly connected to an upper end wall of the initial cavity 46, a fixed spring 19 is fixedly connected to the upper end wall of the initial cavity 46, a fixed plate 54 is fixedly connected to a lower end of the fixed spring 19, a compression air bag 24 is fixedly connected to a lower end surface of the fixed plate 54, the compression air bag 24 is connected to the outside through a vent pipe 17, and the air pump 18 is disposed in the vent pipe 17.

The invention relates to a respiratory performance monitoring device of a fire-fighting air respirator, which comprises the following working procedures:

in the initial state, the fixing spring 19 is in a relaxed state, the metal signal plate 29 is in the most rest position, the fixing spring 19 is in the highest position, the air pump 18 is in a closed state, and the dividing mechanism 50 is in a compressed state.

Firstly, condition analysis, when the fire-fighting air respirator is broken by things in the operation process, the breathing pipeline is broken, at the moment, the gas collector 26 collects the gas which is no longer harmless or has particles, at the moment, the air sensor 25 obtains the analyzed data, the relay 27 is immediately started, the relay 27 is started to push away the fixing plate 54, the air pump 18 starts to pump air, the breathing pipe 55 is inflated through the breather pipe 17, the compression air bag 24 rapidly expands and amplifies, the breathing pipe 55 is blocked, harmful gas is prevented from entering the respiratory system of people, then the rotating speed counter 21 starts to detect the rotating speed reduction of the fan 22, and then the rotating speed counter feeds back to the computer, the air pump 38 is immediately started to suck the outside air into the filter cavity 49, when the air enters the first heat conduction pipe 11, the temperature of the entering air is not high, and the mercury 28 does not change, the signal receiver 30 is unchanged, then the gas continuously enters along the long pipe 15, then the gas passes through the porous sponge 31, particles in the air are filtered, if the external air sensor 25 detects that the gas components comprise carbon monoxide and a gas containing sulfur or nitre, the valve 33 and the gas valve 34 are simultaneously opened, the catalyst is filled in the contracted elastic bag 35, the liquid oxygen is filled in the oxygen cylinder 36, the carbon monoxide and the substance containing sulfur and nitre are fully reflected in the reaction shell 32 to generate a nontoxic and harmless gas, and then the valve 33 and the gas valve 34 are closed after a certain time.

At this moment, the gas filters moisture and particles through the three rotary filter paper boards 37, at this moment, the water pump 42 starts the atomizer 41 to spray atomized water vapor, so that the air entering the vicinity of the atomizer 41 is mixed by water vapor, so that solid particles and part of harmful gas dissolved in water and electricity are mixed, then the water drops are condensed on the pipe wall of the long pipe 15, then a plurality of small holes are arranged on the pipe wall of the long pipe 15, the water convenient to mix is absorbed by the water absorption sponge 14, then the gas passes through the drying agent 44 to be dried again, then the gas collector 26 in the long pipe 15 collects the gas in the long pipe 15 at this moment and then the air inductor 25 in the drying cavity 47 analyzes the components, the gas is shown in the display 45, and the filtered gas enters the initial cavity 46 on the left side of the air inductor 25 along the hose 16 for people to breathe.

If the oxygen in the oxygen cylinder is insufficient and the person cannot timely replace the oxygen cylinder, the revolution counter 21 detects that the revolution of the fan 22 is reduced, the air extracting valve 38 starts to extract air, the oxygen supply requirement can be temporarily completed through a series of filtering, when the person needs to breathe a large amount during running, the rotary filter board 37 can be adjusted, the rotary motor 40 is started to drive the rotary shaft 39 to rotate, so as to drive the rotary filter board 37 to rotate ninety degrees, so that the channel is opened, the required air is more, the material required for reaction is properly increased, so as to adjust the air flow, if the person needs to supply oxygen at high temperature, the mercury 28 starts to expand after sensing the temperature rise, the metal signal sheet 29 is pushed to move downwards, so that the metal signal sheet 29 passes through the signal receiver 30, and the signal receiver 30 receives signals, the two refrigerators 12 at the rightmost end start to work and cool, the heat-preserving wooden plug 13 has the function of preserving heat, then the temperature is reduced after the second heat-conducting pipe 11 and the second mercury 28 detects the temperature, the metal signal sheet 29 does not pass through the signal receiver 30, the rest refrigerators 12 are not started, if the second mercury 28 continues to expand, so that the second metal signal sheet 29 passes through the signal receiver 30, all the refrigerators 12 are started to cool, the third metal signal sheet 29 does not pass through the signal receiver 30, the cooling mercury 28 contracts, and the metal signal sheet 29 resets.

It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.