CN112472939A

CN112472939A - Medical oxygen supply device for respiratory medicine

Info

Publication number: CN112472939A
Application number: CN202011512783.3A
Authority: CN
Inventors: 车国容
Original assignee: Chengdu Feisipu Technology Co Ltd
Current assignee: Chengdu Feisipu Technology Co Ltd
Priority date: 2020-12-20
Filing date: 2020-12-20
Publication date: 2021-03-12

Abstract

The invention provides a medical oxygen supply device for a respiratory medicine, which comprises a base and a bracket arranged on the base, wherein an air-oxygen mixer is fixedly connected on the base through the bracket, a control panel is arranged on the outer side wall of the air-oxygen mixer, an air inlet mechanism is arranged on the air-oxygen mixer, the air inlet mechanism is connected with an air inlet of the air-oxygen mixer, an oxygen inlet pipe is arranged on the front side of the air-oxygen mixer, and the oxygen inlet pipe is connected with the oxygen inlet of the air-oxygen mixer; a humidifying mechanism is arranged below the air-oxygen mixer, the humidifying mechanism is connected with the air outlet end of the air-oxygen mixer, and the mixed air-oxygen is humidified through the humidifying mechanism; the medical oxygen supply device provided by the invention can adjust the temperature and humidity of air and oxygen mixture, so that a patient can inhale more comfortably, and the medical oxygen supply device is high in use safety.

Description

Medical oxygen supply device for respiratory medicine

Technical Field

The invention relates to the technical field of medical instruments, in particular to a medical oxygen supply device for respiratory medicine.

Background

In modern clinical medicine, the oxygen supply machine has become the stock medical instrument of hospital, and many inpatients all need to supply oxygen to it to help it carry out cardiopulmonary resuscitation, and in respiratory medicine, the oxygen suppliment device is its indispensable medical instrument more, and the oxygen suppliment occupies very important position in modern medical field. The oxygen supply machine is a vital medical device which can prevent and treat respiratory failure, reduce complications and save and prolong the life of a patient.

When the oxygen uptake is used, in order to reduce patient's uncomfortable sense, in order to reduce patient's air flue production phlegm scab's probability simultaneously, reduce the risk that the air flue blockked up, need carry out the humidifying to the oxygen that supplies the oxygen machine output, when carrying out the humidifying to oxygen, gas transmission pipeline directly communicates with the humidifying case that contains distilled water, when humidifying incasement water injection is too much or when producing the negative pressure in making the gas-supply pipe because the trouble, the distilled water in the humidifying incasement can directly enter into in the gas-supply pipe, the easy unexpected drop of water that inhales of patient, cause the emergence of medical accident, influence the security that the device used.

Therefore, there is a need to provide a new medical oxygen supply device for respiratory medicine to solve the above technical problems.

Disclosure of Invention

In order to solve the technical problems, the invention provides a medical oxygen supply device with high use safety for respiratory medicine, which comprises a base and a bracket arranged on the base, wherein an air-oxygen mixer is fixedly connected on the base through the bracket, a control panel is arranged on the outer side wall of the air-oxygen mixer, an air inlet mechanism is arranged on the air-oxygen mixer, the air inlet mechanism is connected with an air inlet of the air-oxygen mixer, an oxygen inlet pipe is arranged on the front side of the air-oxygen mixer, and the oxygen inlet pipe is connected with an oxygen inlet of the air-oxygen mixer; a humidifying mechanism is arranged below the air-oxygen mixer, the humidifying mechanism is connected with the air outlet end of the air-oxygen mixer, and the mixed air-oxygen is humidified through the humidifying mechanism; the medical oxygen supply device for the respiratory medicine department can adjust the temperature and humidity of air and oxygen mixture, so that a patient can inhale more comfortably, and the use safety is high.

The invention solves the technical problem, and adopts the technical scheme that:

a medical oxygen supply device for a respiratory medicine comprises a base and a bracket arranged on the base, wherein an air-oxygen mixer is fixedly connected to the base through the bracket, a control panel is arranged on the outer side wall of the air-oxygen mixer, an air inlet mechanism is arranged on the air-oxygen mixer, the air inlet mechanism is connected with an air inlet of the air-oxygen mixer, an oxygen inlet pipe is arranged on the front side of the air-oxygen mixer, and the oxygen inlet pipe is connected with an oxygen inlet of the air-oxygen mixer; a humidifying mechanism is arranged below the air-oxygen mixer, the humidifying mechanism is connected with the air outlet end of the air-oxygen mixer, and the mixed air-oxygen is humidified through the humidifying mechanism; the front side of the humidifying mechanism is connected with an air outlet mechanism, and the air outlet mechanism is connected with an air outlet of the humidifying mechanism;

the humidifying mechanism comprises a connecting pipe, a humidifying box and a water injection pipe, the lower surface of the air-oxygen mixer is fixedly connected with the humidifying box through a fixing rod, the water injection pipe is fixedly connected with the inner cavity of the humidifying box and communicated with the inner cavity of the humidifying box on the side wall of the humidifying box, an air inlet is arranged above one side wall of the humidifying box, the air inlet of the humidifying box is connected with the air outlet end of the air-oxygen mixer through the connecting pipe, an anti-backflow structure is arranged in the humidifying box, and a water storage mechanism is connected below the humidifying box.

The medical oxygen supply device for the respiratory medicine comprises a fixing plate and a mounting plate, wherein the fixing plate is fixedly connected in the humidification box, the inner cavity of the humidification box is divided into an upper part and a lower part by the fixing plate, and a plurality of through holes which are uniformly distributed are formed in the fixing plate; a mounting plate is arranged below the fixed plate, a plurality of telescopic rods are fixedly connected to the upper surface of the mounting plate, a circular limiting block is arranged at the upper end of each telescopic rod, and the circular limiting block and the upper ends of the telescopic rods are connected in a threaded connection or clamping connection mode; many flexible upwards run through the smooth joining in marriage hole of seting up on the fixed plate, and the telescopic link can slide from top to bottom in the smooth joining in marriage hole of seting up on the fixed plate, and the mounting panel passes through telescopic link and fixed plate sliding connection, and it is cursory at the lower fixed surface of mounting panel to be connected with, and the upper surface integrated into one piece of mounting panel has a plurality of big end down's toper pieces, and toper piece and through-hole one-to-one setting.

Further, retaining mechanism includes solenoid valve, water storage box, honeycomb duct and drain pipe, at the honeycomb duct of the lower fixed surface of humidifying case connection and humidifying incasement chamber intercommunication, through honeycomb duct connection humidifying case and retaining structure, installs the solenoid valve on the honeycomb duct, connects the water storage box in the below of honeycomb duct, at the drain pipe of the periphery fixed connection and the water storage box inner chamber intercommunication of water storage box, installs the valve on the drain pipe.

Furthermore, a proximity switch is arranged on the upper surface of the mounting plate, when the mounting plate moves upwards and the conical block blocks the through hole, the proximity switch is triggered, the electromagnetic valve is opened through the proximity switch, and after the electromagnetic valve is opened, the distilled water in the humidification tank enters the water storage tank through the flow guide pipe;

the water injection pipe is arranged below one side wall of the humidifying box, and a sealing cover is connected to the opening of the water injection pipe in a threaded manner.

Preferably, the humidifying mechanism further comprises a stirring structure, the stirring structure is arranged in the humidifying box and disturbs liquid in the humidifying box through the stirring structure, the stirring structure comprises an impeller, a rotating shaft, a stirring plate and a bearing seat, the inner bottom wall of the humidifying box is rotatably connected with the rotating shaft through the bearing seat, and the rotating shaft penetrates through the fixed plate and is rotatably connected with the fixed plate through a sealing bearing; a plurality of stirring boards of a section periphery fixedly connected with of pivot below being located the mounting panel, at the coaxial pivoted impeller of the top fixedly connected with of pivot, the mouth of pipe of giving vent to anger of connecting pipe sets up towards the impeller.

The medical oxygen supply device for breathing internal medicine, humidifying mechanism still includes electric heating board, temperature sensor, humidity transducer and screw thread post, at the inner chamber diapire fixed connection electric heating board of humidifying case, has seted up threaded hole above the lateral wall of humidifying case, and screw hole female connection has the screw thread post, the screw thread post is "U" shape, and both ends all stretch into the humidifying incasement, and temperature sensor is connected to the wherein one end of screw thread post "U" shape post, connects humidity transducer at the other end of "U" shape post, and temperature sensor and humidity transducer's cross-sectional area all is less than the cross-sectional area of screw thread post.

More preferably, the air inlet mechanism comprises an air outlet pipe, a photocatalytic net, a treatment box, an ultraviolet lamp, an air inlet pipe, partition plates and a transparent inner cylinder, the upper surface of the air-oxygen mixer is fixedly connected with the treatment box, the transparent inner cylinder with an opening at the upper end is fixedly connected in the treatment box, a plurality of layers of photocatalytic nets are fixedly connected between the transparent inner cylinder and the treatment box, a plurality of partition plates which are arranged in a staggered mode are fixedly connected in the transparent inner cylinder, the partition plates are arranged in an inclined mode, and the ultraviolet lamp is installed on the lower surfaces of the partition plates; the outer fixed surface of the bottom of the treatment box is connected with an air outlet pipe which is communicated with the inside of the treatment box, one end of the air outlet pipe, which is far away from the treatment box, is connected with an air inlet of an air-oxygen mixer, and the outer fixed surface of the bottom of the treatment box is connected with an air inlet pipe which is communicated with the bottom of the transparent inner barrel.

Further, the mechanism of giving vent to anger includes first threaded connection head, elasticity stationary flow storehouse, gas-supply pipe, second threaded connection head and air current adjusting device, the gas outlet at humidifying roof portion is connected with the one end of blast pipe, and the other end of blast pipe has the inlet pipe mouth in elasticity stationary flow storehouse through first threaded connection head thread sealing connection, and the gas vent in elasticity stationary flow storehouse has the gas-supply pipe through second threaded connection head threaded connection.

Furthermore, the air outlet mechanism further comprises a connecting rod and a protective cover, the lower surface of the air-oxygen mixer is fixedly connected with the protective cover with two open ends through the connecting rod, and the elastic flow stabilizing bin is positioned in the protective cover.

The aforesaid is used for breathing medical oxygen supply device of internal medicine, air current adjusting device includes rotating electrical machines, horizontal fixed axle and perpendicular fixed axle, perpendicular fixed axle is fixed on the mechanism of giving vent to anger, perpendicular fixed axle fixed connection horizontal fixed axle, the articulated shrink plate of the preceding tip of horizontal fixed axle, the shrink plate is "umbrella" column structure, a plurality of fixed blocks of middle part fixedly connected with of shrink plate, at fixed block fixedly connected with expanding spring, expanding spring's other end fixedly connected with locating piece, the locating piece passes through the rope and is connected with rotating electrical machines, is provided with the gyro wheel in the internal connection department of horizontal fixed axle and perpendicular fixed axle, the gyro wheel can let rotating electrical machines control locating piece carry out the level and control the removal, rotating electrical machines is connected with operating handle.

Compared with the related art, the medical oxygen supply device for respiratory medicine provided by the invention has the following beneficial effects:

1. the invention prevents the liquid in the humidification box from flowing back into the air outlet mechanism through the backflow preventing structure, thereby avoiding the accidental water drop inhalation of a patient, avoiding the occurrence of medical accidents and improving the use safety of the device;

2. when the humidifying device is used, when mixed gas in the air-oxygen mixer enters the humidifying box through the connecting pipe, the impeller can be blown to rotate under the action of airflow, the stirring plate rotates under the action of the rotating shaft, and distilled water in the humidifying box can be disturbed through the rotation of the stirring plate, so that the volatilization of the distilled water is facilitated, and the humidifying effect on the mixed gas is improved;

3. the ultraviolet lamp can sterilize the gas entering the transparent inner cylinder by ultraviolet rays, so that the probability of sucking germs by a patient is reduced, the probability of infection of the patient is reduced, and the use safety of the device is improved; the ultraviolet lamp can catalyze the nano photocatalyst to generate active substances with strong oxidizability such as hydroxyl radicals and the like, and the active substances with strong oxidizability decompose bacteria, so that secondary disinfection and sterilization can be performed on air, and the effect of performing disinfection and sterilization on external air is improved; the probability of the patient inhaling the germs is reduced, the probability of the patient infection is reduced, and the use safety of the device is improved;

4. the elastic flow stabilizing bin has elasticity, so that the flow rate of the mixed gas can be adjusted by adjusting the inner diameter of the elastic flow stabilizing bin, the flow rate of the mixed gas is stabilized, the mixed gas enters the body of a patient at a stable speed, and the comfort degree of the patient during inhalation is improved.

Drawings

FIG. 1 is a schematic structural diagram of a medical oxygen supply apparatus for respiratory medicine according to a preferred embodiment of the present invention;

fig. 2 is a partially sectional schematic structural view of the medical oxygen supply apparatus for department of respiratory medicine shown in fig. 1;

FIG. 3 is a schematic structural view of the air intake mechanism shown in FIG. 2;

FIG. 4 is a schematic structural diagram of the air outlet mechanism shown in FIG. 1;

FIG. 5 is a schematic structural view of the humidifying mechanism shown in FIG. 2;

FIG. 6 is a schematic structural view of an anti-backflow structure in the humidification mechanism shown in FIG. 5;

FIG. 7 is a schematic structural view of a water storing mechanism in the humidifying mechanism shown in FIG. 5;

fig. 8 is a schematic structural view of an agitating structure in the humidifying mechanism shown in fig. 5.

FIG. 9 is a schematic view of the air flow adjusting device of the air outlet mechanism shown in FIG. 4

FIG. 10 is a schematic view of the structure of the stirring plate of the stirring structure shown in FIG. 8

Reference numbers in the figures: 1. an air intake mechanism; 11. an air outlet pipe; 12. a photocatalytic network; 13. a treatment tank; 14. an ultraviolet lamp; 15. an air inlet pipe; 16. a partition plate; 17. a transparent inner barrel; 2. an air-oxygen mixer; 3. a support; 4. a base; 5. locking the universal wheel; 6. a control panel; 7. an oxygen inlet pipe; 8. an air outlet mechanism; 81. a first threaded connector; 82. a connecting rod; 83. an elastic steady flow bin; 84. a gas delivery pipe; 85. a second threaded connector; 86. a protective cover; 9. a humidifying mechanism; 91. a connecting pipe; 92. a backflow prevention structure; 921. a fixing plate; 922. a conical block; 923. floating; 924. a telescopic rod; 925. mounting a plate; 926. a through hole; 927. a circular limiting block; 93. an electrical heating plate; 94. a water storage mechanism; 941. an electromagnetic valve; 942. a water storage tank; 943. a flow guide pipe; 944. a drain pipe; 95. a stirring structure; 951. an impeller; 952. a rotating shaft; 953. a stirring plate; 954. a bearing seat; 96. a temperature sensor; 97. a threaded post; 98. a humidifying box; 99. a water injection pipe; 100. a rotating electric machine; 101. an operating handle; 102. a roller; 103. positioning blocks; 104. a tension spring; 105. a fixed block; 106. a shrink plate; 107. a horizontal fixed shaft; 108. a vertical fixed shaft; 900. atomizing humidifier

Detailed Description

The invention is further described with reference to the following figures and embodiments.

Referring to fig. 1 to 10, the medical oxygen supply device for respiratory medicine provided by the present invention includes a base 4, an air-oxygen mixer 2 is fixedly connected to the upper surface of the base 4 through a bracket 3, a control panel 6 is installed at the outer side of the air-oxygen mixer 2, an air intake mechanism 1 is installed on the air-oxygen mixer 2, and the air intake mechanism 1 is connected to an air intake of the air-oxygen mixer 2; an oxygen inlet pipe 7 is arranged on the front side of the air-oxygen mixer 2, and the oxygen inlet pipe 7 is connected with an oxygen inlet of the air-oxygen mixer 2; a humidifying mechanism 9 is arranged below the air-oxygen mixer 2, the humidifying mechanism 9 is connected with the air outlet end of the air-oxygen mixer 2, and the mixed air oxygen is humidified through the humidifying mechanism 9; the front side of the humidifying mechanism 9 is connected with an air outlet mechanism 8, and the air outlet mechanism 8 is connected with an air outlet of the humidifying mechanism 9.

In the specific implementation process, as shown in fig. 1, fig. 2 and fig. 5, the humidification mechanism 9 includes a connection pipe 91, an anti-backflow structure 92, a water storage structure 94, a humidification box 98 and a water injection pipe 99, the humidification box 98 is fixedly connected to the lower surface of the air-oxygen mixer 2 through a fixing rod, the water injection pipe 99 is fixedly connected to the side wall of the humidification box 98 and is communicated with the inside of the humidification box, and the water injection pipe 99 is arranged at the middle lower part of one side wall of the humidification box 98.

The opening of the water injection pipe 99 is in threaded connection with a sealing cover, an air inlet is formed above one side wall of the humidification box 98, the air inlet of the humidification box 98 and the air outlet end of the air-oxygen mixer 2 are connected through a connecting pipe 91, and an air outlet, close to the top, of the front side wall of the humidification box 98 is connected with the air outlet mechanism 8; the anti-backflow structure 92 is installed in the inner cavity of the humidification box 98, liquid in the humidification box 98 can be prevented from flowing back into the air outlet mechanism 8 through the anti-backflow structure 92, and the water storage structure 94 is connected to the lower surface of the humidification box 98.

Need to explain: when the device is in use, medical oxygen enters into the air-oxygen mixer 2 through the oxygen inlet pipe 7, air enters into the air-oxygen mixer 2 through the air inlet mechanism 1, air and oxygen enter into the humidifying mechanism 9 after mixing in the air-oxygen mixer 2, after the gas after mixing is humidified in the humidifying mechanism 9, the gas is blown out through the air outlet mechanism 8, and the air outlet mechanism 8 is connected with a breathing pipe and a breathing mask, thereby oxygen supply can be carried out on a patient.

It is also stated that: unscrewing a sealing cover arranged at the end part of a water injection pipe 99, injecting distilled water into the humidification box 98 through the water injection pipe 99, wherein the distilled water is directly injected below the backflow prevention structure 92 in the humidification box 98, and screwing the sealing cover after the distilled water is injected; in the mist after mixing enters into humidifying case 98 through connecting pipe 91 in the air-oxygen mixer 2, the distilled water evaporates and atomizes in humidifying case 98, the vapor after evaporation and atomizing mixes with mist, thereby can carry out the humidification to mist, make the patient can inhale moist oxygen, thereby reduce patient's uncomfortable and feel, inhale moist oxygen simultaneously, can reduce patient's air flue production phlegm scab's probability, reduce air flue blocking's probability.

It is also stated that: the backflow prevention structure 92 can prevent the liquid in the humidification box 98 from flowing back into the air outlet mechanism 8, so that the accidental water drop suction of a patient is avoided, the occurrence of medical accidents is avoided, and the use safety of the device is improved.

Referring to fig. 5 and 6, backflow preventing structure 92 includes fixed plate 921, toper piece 922, cursory 923, telescopic link 924 and mounting panel 925, fixed connection fixed plate 921 in humidifying box 98 separates the inner chamber of humidifying box 98 for upper and lower two parts through fixed plate 921, sets up a plurality of evenly distributed's through-hole 926 at fixed plate 921, and the upper end of telescopic link 924 is provided with circular restriction piece 927, can prevent effectively that telescopic link 924 from droing, and the connected mode of threaded connection or joint is adopted with the upper end of telescopic link 924 to circular restriction piece 927. The below of fixed plate 921 sets up mounting panel 925, and mounting panel 925 passes through telescopic link 924 and fixed plate 921 sliding connection, is connected with many telescopic links 924 at the last fixed surface of mounting panel 925 promptly, and flexible 924 upwards runs through the sliding fit hole on the fixed plate 921, and telescopic link 924 can slide from top to bottom in the sliding fit hole that sets up on the fixed plate 921 to realize the sliding connection between mounting panel 925 and the fixed plate 921, and telescopic link 924 can also lead and fix a position the upper and lower slip of mounting panel 925.

The buoy 923 is fixedly connected to the lower surface of the mounting plate 925, a plurality of tapered blocks 922 which are small in size and large in size are integrally formed on the upper surface of the mounting plate 925, and the tapered blocks 922 are arranged in one-to-one correspondence with the through holes 926. The orifice of the water injection pipe 99 is opened below the mounting plate 925 provided in the humidification case 98.

Need to explain: during the device normal use, under the effect of toper piece 922, cursory 923 and mounting panel 925 gravity for produce the gap between mounting panel 925 and the fixed plate 921, and produce the space between toper piece 922 and the through-hole 926, the gas that the distilled water heating evaporation formed can pass through the through-hole 926, enters into the top of fixed plate 921 and mixes with the mist, thereby can carry out the humidifying to the mist.

It is also stated that: when pouring water into humidifying case 98 when many, cursory 923 at first contacts with the distilled water, cursory 923 produces buoyancy, under the buoyancy effect that cursory 923 produced, make mounting panel 925 upward movement, thereby toper piece 922 upward movement in step, block up through-hole 926 through toper piece 922, the distilled water of avoiding the fixed plate 921 bottom upwards enters into the fixed plate 921 top through-hole 926, thereby avoid the distilled water to enter into in the mechanism of giving vent to anger 8, and then avoid the patient to inhale the distilled water, avoid the emergence of medical accident, the security that the improvement device used.

It is also stated that: when negative pressure occurs in the air outlet mechanism 8 due to a fault or other reasons, the mounting plate 925 can also move upwards, the conical block 922 can block the through hole 926 at the moment, and distilled water at the bottom of the fixing plate 921 is prevented from upwards entering the fixing plate 921 through the through hole 926, so that the distilled water is prevented from entering the air outlet mechanism 8.

Referring to fig. 5 and 7, the water storage structure 94 mounted below the humidification tank 98 includes an electromagnetic valve 941, a water storage tank 942, a flow guide pipe 943 and a water discharge pipe 944, the flow guide pipe 943 is fixedly connected to the lower surface of the humidification tank 98 and is communicated with the inner cavity of the humidification tank 98, namely, the humidification tank 98 and the water storage structure 94 are connected and communicated through the flow guide pipe 943, the electromagnetic valve 941 is mounted on the flow guide pipe 943, the water storage tank 942 is connected to the lower portion of the flow guide pipe 943, the water storage tank 942 is fixedly connected to the periphery of the water storage tank 942 and is communicated with the inner cavity of the water storage tank 942.

Need to explain: still install proximity switch at the upper surface of mounting panel 925, when mounting panel 925 upward movement just makes toper piece 922 block up through-hole 926, proximity switch is triggered, makes solenoid valve 941 open through proximity switch, and the distilled water in the humidification case 98 passes through honeycomb duct 943 and enters into in the water storage tank 942 at this moment, reduces the water level in the humidification case 98, reduces the probability that the distilled water in the humidification case 98 enters into air outlet mechanism 8, improves the security that the device used.

Referring to fig. 5 and 8, the humidifying mechanism 9 further includes a stirring structure 95, the stirring structure 95 is disposed in the humidifying tank 98, the liquid in the humidifying tank 98 is disturbed by the stirring structure 95, the stirring structure 95 includes an impeller 951, a rotating shaft 952, a stirring plate 953 and a bearing seat 954, an inner bottom wall of the humidifying tank 98 is rotatably connected to the rotating shaft 952 through the bearing seat 954, and the rotating shaft 952 penetrates through the fixing plate 921 and is rotatably connected to the fixing plate 921 through a sealing bearing; a plurality of stirring plates 953 are fixedly connected to the periphery of the section of the rotating shaft 952 below the mounting plate 925, that is, a plurality of stirring plates 953 are mounted on the circumference of the section of the rotating shaft 952 between the lower wall of the mounting plate 925 and the bottom wall of the humidification tank 98. An impeller 951 which coaxially rotates is fixedly connected to the top of the rotating shaft 952, and an air outlet pipe opening of the connecting pipe 91 is arranged towards the impeller 951.

Referring to fig. 10, the last blade that sets up of impeller 951, its blade is the slope setting about in vertical direction, when the gas after mixing passes through connecting pipe 91 and enters into humidifying case 98 in the air-oxygen blender 2, can blow impeller 951 and rotate under the effect of air current, under the effect of pivot 952, make stirring board 953 rotate, rotation through stirring board 953, can disturb the distilled water in humidifying case 98, be favorable to volatilizing of distilled water, thereby improve the humidifying effect to the mist, simultaneously because impeller 951 sets up for vertical direction slope, upwards volatilizing of distilled water can let impeller 951 obtain oblique ascending power of turning, further assist impeller 951's rotation.

Referring to fig. 5, the humidifying mechanism 9 further includes an electric heating plate 93, a temperature sensor 96 and a threaded column 97, the inner bottom wall of the humidifying box 98 is fixedly connected with the electric heating plate 93, the upper side wall of the humidifying box 98 is provided with a threaded hole, the threaded hole is internally connected with the threaded column 97, and one end of the threaded column 97, which is located in the humidifying box 98, is fixedly connected with the temperature sensor 96. Furthermore, the threaded column 97 is U-shaped, two ends of the threaded column extend into the humidification box 98, one end of the U-shaped column of the threaded column 97 is connected with the temperature sensor 96 to detect the temperature in the humidification box 98, the other end of the U-shaped column is connected with the humidity sensor to detect the humidity in the humidification box 98, and the cross-sectional areas of the temperature sensor 96 and the humidity sensor are smaller than the cross-sectional area of the threaded column 97. The temperature sensor 96 and the humidity sensor are both electrically connected with the control panel 6 arranged on the outer wall of the air-oxygen mixer 2, and can transmit the detected temperature and humidity data to the control panel 6 in real time and display the data on a display screen arranged on the control panel 6.

Need to explain: the distilled water in the humidifying box 98 can be heated through the electric heating plate 93, so that the volatilization of the distilled water is facilitated, and the mixed air is heated to the temperature comfortable for people to inhale. Thereby further improve the humidifying effect to mist, and to the heating back of distilled water, rethread heat exchange can heat mist to let blow out moist gas in the humidifying case 98, thereby reduce the irritating sense when the patient inhales oxygen, reduce patient's uncomfortable sense.

As another specific embodiment, when the steam generated by heating and evaporating the distilled water is not enough to reach the set mixed humidity value, in order to increase the humidification effect to the mixed air, the invention is additionally provided with an atomization humidifier 900. That is, the humidifying mechanism 9 further includes an atomizing humidifier 900, as shown in fig. 5 and fig. 8, the atomizing humidifier 900 is an existing commonly-used ultrasonic atomizing humidifier, and sets the ultrasonic atomizing generator in the cavity of the lower half of the humidifying box 98, so as to atomize the distilled water in the cavity of the lower half of the humidifying box 98, the atomizing nozzle of the atomizing humidifier 900 is arranged in the cavity of the upper half of the humidifying box 98, the humidifying and atomizing steam generated by the ultrasonic atomizing generator is guided to the atomizing nozzle arranged in the upper half of the humidifying box 98 through the connecting pipe, and is sprayed into the mixed air in the cavity of the upper half of the humidifying box 98 from the atomizing nozzle. The connecting pipe of ultrasonic atomization generating device and nozzle can set firmly on the inside wall of humidifying case 98, also can run through fixed plate 921 and mounting panel 925 and set up, when the mode that adopts to run through fixed plate 921 and mounting panel 925 sets up, connecting pipe and mounting panel 925 sliding fit, connecting pipe and fixed plate 921 fixed connection.

It is also stated that: the temperature sensor 96 can detect the temperature in the humidification box 98, when the temperature in the humidification box 98 is higher than a preset value, the electric heating plate 93 reduces power or stops working through the external controller, the temperature in the humidification box 98 is reduced, when the temperature in the humidification box 98 is lower than the preset value, the electric heating plate 93 increases power through the external controller, so that the temperature in the humidification box 98 is increased, the temperature in the humidification box 98 is kept constant at 36-37 ℃, the temperature of the warm and humid gas blown out from the humidification box 98 is controlled at 36-37 ℃, and the temperature is close to the temperature of a human body, so that the discomfort of a patient is better reduced;

it is also stated that: through anticlockwise rotation screw thread post 97 for screw thread post 97 can separate with humidifying case 98, because temperature sensor 96 and humidity transducer's cross-sectional area all is less than screw thread post 97's cross-sectional area, thereby can take off temperature sensor 96 or humidity transducer in step, be favorable to temperature sensor 96 and humidity transducer's change and maintenance, reduce the use degree of difficulty of device.

Referring to fig. 1, 2 and 3, the air inlet mechanism 1 includes an air outlet pipe 11, a photocatalytic net 12, a treatment box 13, an ultraviolet lamp 14, an air inlet pipe 15, a partition plate 16 and a transparent inner cylinder 17, the upper surface of the air-oxygen mixer 2 is fixedly connected with the treatment box 13, the transparent inner cylinder 17 with an open upper end is fixedly connected in the treatment box 13, a plurality of layers of photocatalytic nets 12 are fixedly connected between the transparent inner cylinder 17 and the treatment box 13, a plurality of partition plates 16 which are arranged in a staggered manner are fixedly connected in the transparent inner cylinder 17, the partition plates 16 are arranged in an inclined manner, and the ultraviolet lamp 14 is installed on the lower surface of the partition plates 16; the outer fixed surface in bottom of handling case 13 is connected with the outlet duct 11 that communicates each other rather than inside, and the one end that the treatment case 13 was kept away from to outlet duct 11 is connected with the air inlet of air oxygen mixer 2, and handles the intake pipe 15 that the outer fixed surface in bottom of case 13 is connected with and communicates each other bottom transparent inner tube 17.

Need to explain: the external air enters the transparent inner cylinder 17 through the air inlet pipe 15, passes through the photocatalysis net 12, then enters the air outlet pipe 11, and enters the air-oxygen mixer 2 under the guide of the air outlet pipe 11.

The ultraviolet lamp 14 can sterilize the gas entering the transparent inner cylinder 17 by ultraviolet rays, so that the probability of the patient inhaling germs is reduced, the probability of infection of the patient is reduced, and the use safety of the device is improved; the plurality of partition plates 16 can increase the stroke of the external air in the transparent inner barrel 17, so that the time for the external air to carry out ultraviolet disinfection and sterilization is increased, and the effect of the external air to carry out ultraviolet disinfection and sterilization is improved; and the baffle 16 arranged obliquely can improve the refraction frequency of the ultraviolet lamp 14 in the air inlet mechanism 1, thereby further improving the ultraviolet disinfection and sterilization effect.

The surface of the photocatalytic net 12 is coated with a nano photocatalyst such as: the titanium dioxide coating can catalyze the nano photocatalyst to generate active substances with strong oxidizability such as hydroxyl radicals and the like through the ultraviolet lamp 14, and decompose bacteria through the active substances with strong oxidizability, so that secondary disinfection and sterilization can be performed on air, and the effect of performing disinfection and sterilization on external air is improved; the number of the photocatalytic networks 12 is multiple, and the number of times of air sterilization can be increased by the plurality of photocatalytic networks 12, so that the effect of sterilizing and disinfecting the external air is further improved, the probability of sucking germs by a patient is reduced, the probability of infection of the patient is reduced, and the use safety of the device is improved.

Referring to fig. 1, 4 and 9, the air outlet mechanism 8 includes a first threaded connector 81, an elastic steady flow bin 83, an air delivery pipe 84 and a second threaded connector 85, the outer side of the air outlet of the front side wall of the humidification box 98, which is close to the top of the humidification box, is connected with an exhaust pipe, the other end of the exhaust pipe is in threaded sealing connection with the air inlet pipe orifice of the elastic steady flow bin 83 through the first threaded connector 81, and the air outlet of the elastic steady flow bin 83 is in threaded connection with the air delivery pipe 84 through the second threaded connector 85; an air flow adjusting device is arranged inside the air outlet mechanism 8 and comprises a rotary motor 100, an operating handle 101, a roller 102, a positioning block 103, a telescopic spring 104, a fixing block 105, a contraction plate 106, a horizontal fixing shaft 107 and a vertical fixing shaft 108, wherein the vertical fixing shaft 108 is fixed on the air outlet mechanism 8, the vertical fixing shaft 108 is connected with the horizontal fixing shaft 107, the front end part of the horizontal fixing shaft 107 is hinged with the contraction plate 106, the contraction plate 106 is of an umbrella-shaped structure, the middle part of the contraction plate 106 is fixedly connected with the fixing blocks 105, the fixing blocks 105 are fixedly connected with the telescopic spring 104, the other end of the telescopic spring 104 is fixedly connected with the positioning block 103, the telescopic spring 104 is in an extension state under a normal state, and the elastic force of the telescopic spring can push the. The positioning block 103 is connected with the rotating motor 100 through a rope, a roller 102 is arranged at the inner connection part of the horizontal fixed shaft 107 and the vertical fixed shaft 108, the roller 102 can enable the rotating motor 100 to control the positioning block 103 to move horizontally leftwards and rightwards, and the rotating motor 100 is connected with an operating handle 101. Of course, the rotary electric machine 100 may be replaced with a reel, and the winding of the reel and the opening and closing of the contraction plate 106 may be controlled by manually rotating the operation handle 101.

Need to explain: the humidified mixed gas in the humidification box 98 enters the elastic steady flow bin 83 through the exhaust pipe, primary airflow adjustment is performed through an airflow adjusting device, the operation handle 101 can control the rotation and the forward and reverse rotation of the rotating motor 100, the horizontal forward or backward movement of the positioning block 103 can be controlled through a rope, the retraction degree of the contraction plate 106 is further controlled, when the positioning block 103 moves backwards, the contraction plate 106 contracts like an umbrella-shaped mode, the interval between the contraction plate 106 and the bin wall of the elastic steady flow bin 83 is increased, and the entering amount of airflow is further increased; when the positioning block 103 moves forwards, the contraction plate 106 is unfolded like an umbrella-shaped mode, the interval between the contraction plate 106 and the bin wall of the elastic steady flow bin 83 is reduced, and the entering amount of airflow is further reduced; the air flow can be preliminarily adjusted in a large range through the air flow adjusting device; the elastic steady flow bin 83 is made of elastic materials, so that the flow rate of the mixed gas can be adjusted through adjusting the inner diameter of the elastic steady flow bin 83, the flow rate of the mixed gas is stabilized, the mixed gas enters the body of a patient at a stable speed, and the comfort degree of the patient during inhalation is improved; when the flow rate of the mixed gas increases, the elastic flow stabilization cabin 83 is elastically deformed, so that the inner diameter of the elastic flow stabilization cabin 83 is increased, the flow rate of the mixed gas is reduced, and when the flow rate of the mixed gas is reduced, the elastic flow stabilization cabin 83 is elastically deformed, so that the inner diameter of the elastic flow stabilization cabin 83 is reduced, and the flow rate of the mixed gas is increased.

It is also stated that: through rotating first threaded connection head 81 and second threaded connection head 85 for elasticity stationary flow storehouse 83 can take off alone, thereby is favorable to the change in elasticity stationary flow storehouse 83, reduces the use degree of difficulty of device.

Referring to fig. 4, the air outlet mechanism 8 further includes a connecting rod 82 and a protective cover 86, the lower surface of the air-oxygen mixer 2 is fixedly connected with the protective cover 86 with two open ends through the connecting rod 82, and the elastic flow stabilizing cabin 83 is located in the protective cover 86.

Need to explain: the elastic flow stabilizing bin 83 and the airflow adjusting device can be protected through the protective cover 86, and the probability that the elastic flow stabilizing bin 83 and the airflow adjusting device collide with an external object is reduced, so that the probability that the elastic flow stabilizing bin 83 is damaged is reduced, and the service life of the elastic flow stabilizing bin 83 is prolonged.

Referring to fig. 1, locking universal wheels 5 are mounted at corners of the lower surface of the base 4.

Need to explain: can make things convenient for the removal and the transportation of whole device through locking universal wheel 5, reduce the use degree of difficulty of device.

Need to explain: ultraviolet lamp 14 in this application, empty oxygen blender 2, electric heating board 93, solenoid valve 941, stirring structure 95, temperature sensor 96, humidity transducer, rotating electrical machines 100, atomizing humidifier 900 etc. electrical components all adopt electric connection's mode to concentrate and be connected to control panel 6, can carry out state display and concrete operation through control panel 6, make things convenient for the unified management of operating personnel.

The working principle of the medical oxygen supply device for respiratory medicine provided by the invention is as follows:

when the device is used, external air enters the transparent inner cylinder 17 through the air inlet pipe 15, and the ultraviolet lamp 14 can sterilize and disinfect the gas entering the transparent inner cylinder 17 by ultraviolet rays, so that the probability of sucking germs by a patient is reduced, the probability of infection of the patient is reduced, and the use safety of the device is improved; the plurality of partition plates 16 can increase the stroke of the external air in the transparent inner barrel 17, so that the time for the external air to carry out ultraviolet disinfection and sterilization is increased, and the effect of the external air to carry out ultraviolet disinfection and sterilization is improved; the surface of the photocatalytic net 12 is coated with a nano photocatalyst such as: the titanium dioxide coating can catalyze the nano photocatalyst to generate active substances with strong oxidizability such as hydroxyl radicals and the like through the ultraviolet lamp 14, and decompose bacteria through the active substances with strong oxidizability, so that secondary disinfection and sterilization can be performed on air, and the effect of performing disinfection and sterilization on external air is improved; the number of the photocatalytic networks 12 is multiple, and the number of times of air sterilization can be increased by the multiple photocatalytic networks 12, so that the effect of sterilizing and disinfecting external air is further improved, the probability of sucking germs by a patient is reduced, the probability of infection of the patient is reduced, and the use safety of the device is improved; when the device is normally used, under the action of the gravity of the conical block 922, the buoy 923 and the mounting plate 925, a gap is formed between the mounting plate 925 and the fixing plate 921, a gap is formed between the conical block 922 and the through hole 926, and gas recovered by distilled water can enter the upper part of the fixing plate 921 through the through hole 926 and is mixed with mixed gas, so that the mixed gas can be humidified; when more water is injected into the humidifying box 98, the floater 923 is firstly contacted with the distilled water, the floater 923 generates buoyancy, and under the action of the buoyancy generated by the floater 923, the mounting plate 925 moves upwards, so that the conical block 922 moves upwards synchronously, the through hole 926 is blocked by the conical block 922, the distilled water at the bottom of the fixing plate 921 is prevented from entering the fixing plate 921 upwards through the through hole 926, the distilled water is prevented from entering the air outlet mechanism 8, and the use safety of the device is improved; when negative pressure occurs in the air outlet mechanism 8 due to a fault or other reasons, the mounting plate 925 also moves upwards, and at the moment, the tapered block 922 also blocks the through hole 926, so that distilled water at the bottom of the fixing plate 921 is prevented from entering the fixing plate 921 upwards through the through hole 926.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A medical oxygen supply device for respiratory medicine, includes base (4) and support (3) of ann on base (4), its characterized in that: an air-oxygen mixer (2) is fixedly connected to a base (4) through a support (3), a control panel (6) is installed on the outer side wall of the air-oxygen mixer (2), an air inlet mechanism (1) is installed on the air-oxygen mixer (2), the air inlet mechanism (1) is connected with an air inlet of the air-oxygen mixer (2), an oxygen inlet pipe (7) is installed on the front side of the air-oxygen mixer (2), and the oxygen inlet pipe (7) is connected with an oxygen inlet of the air-oxygen mixer (2); a humidifying mechanism (9) is arranged below the air-oxygen mixer (2), the humidifying mechanism (9) is connected with the air outlet end of the air-oxygen mixer (2), and the mixed air oxygen is humidified through the humidifying mechanism (9); the front side of the humidifying mechanism (9) is connected with an air outlet mechanism (8), and the air outlet mechanism (8) is connected with an air outlet of the humidifying mechanism (9);

humidifying mechanism (9) are including connecting pipe (91), humidifying case (98) and water injection pipe (99), pass through dead lever fixed connection humidifying case (98) at the lower surface of air-oxygen blender (2), water injection pipe (99) of fixed connection and humidifying incasement chamber intercommunication on humidifying case (98) lateral wall, the air inlet has been seted up to a lateral wall top at humidifying case (98), the air inlet of connecting humidifying case (98) through connecting pipe (91) and the end of giving vent to anger of air-oxygen blender (2), install backflow prevention structure (92) in humidifying case (98), be connected with retaining mechanism (94) in the below of humidifying case (98).

2. The medical oxygen supply apparatus of claim 1, wherein: the backflow preventing structure (92) comprises a fixing plate (921) and a mounting plate (925), the fixing plate (921) is fixedly connected in the humidifying box (98), an inner cavity of the humidifying box (98) is divided into an upper part and a lower part through the fixing plate (921), and a plurality of through holes (926) which are uniformly distributed are formed in the fixing plate (921); a mounting plate (925) is arranged below the fixing plate (921), a plurality of telescopic rods (924) are fixedly connected to the upper surface of the mounting plate (925), a circular limiting block (927) is arranged at the upper end of each telescopic rod (924), and the circular limiting block (927) and the upper end of each telescopic rod (924) are connected in a threaded connection or clamping manner; many flexible (924) upwards run through the sliding fit hole of seting up on fixed plate (921), and telescopic link (924) can slide from top to bottom in the sliding fit hole of seting up on fixed plate (921), mounting panel (925) pass through telescopic link (924) and fixed plate (921) sliding connection, be connected with cursory (923) at the lower fixed surface of mounting panel (925), the upper surface integrated into one piece of mounting panel (925) has big taper block (922) about a plurality of, and taper block (922) and through-hole (926) one-to-one set up.

3. The medical oxygen supply apparatus of claim 2, wherein: retaining mechanism (94) include solenoid valve (941), water storage box (942), honeycomb duct (943) and drain pipe (944), honeycomb duct (943) of lower surface fixed connection and humidifying box (98) inner chamber intercommunication in humidifying box (98), connect humidifying box (98) and retaining structure (94) through honeycomb duct (943), install solenoid valve (941) on honeycomb duct (943), water storage box (942) is connected in the below of honeycomb duct (943), drain pipe (944) of periphery fixed connection and water storage box (942) inner chamber intercommunication in water storage box (942), install the valve on drain pipe (944).

4. The medical oxygen supply apparatus of claim 3, wherein: a proximity switch is installed on the upper surface of the installation plate (925), when the installation plate (925) moves upwards and the conical block (922) blocks the through hole (926), the proximity switch is triggered, the electromagnetic valve (941) is opened through the proximity switch, and after the electromagnetic valve (941) is opened, distilled water in the humidification box (98) enters the water storage box (942) through the draft tube (943);

the water injection pipe (99) is arranged below one side wall of the humidifying box (98), and a sealing cover is connected to the opening of the water injection pipe (99) in a threaded manner.

5. The medical oxygen supply apparatus of claim 2, wherein: the humidifying mechanism (9) further comprises a stirring structure (95), the stirring structure (95) is arranged in the humidifying box (98), liquid in the humidifying box (98) is disturbed through the stirring structure (95), the stirring structure (95) comprises an impeller (951), a rotating shaft (952), a stirring plate (953) and a bearing seat (954), the inner bottom wall of the humidifying box (98) is rotatably connected with the rotating shaft (952) through the bearing seat (954), and the rotating shaft (952) penetrates through the fixing plate (921) and is rotatably connected with the fixing plate (921) through a sealing bearing; a plurality of stirring boards (953) of a section of periphery fixedly connected with that are located mounting panel (925) below pivot (952), at the coaxial pivoted impeller (951) of the top fixedly connected with of pivot (952), the mouth of pipe of giving vent to anger of connecting pipe (91) sets up towards impeller (951).

6. The medical oxygen supply apparatus of claim 2, wherein: humidifying mechanism (9) still include electric heating board (93), temperature sensor (96), humidity transducer and screw thread post (97), at inner chamber diapire fixed connection electric heating board (93) of humidifying case (98), set up threaded hole above the lateral wall of humidifying case (98), screw hole internal thread connection has screw thread post (97), screw thread post (97) are "U" shape, and both ends all stretch into in humidifying case (98), and temperature sensor (96) are connected to one of them end of screw thread post (97) "U" shape post, connect humidity transducer at the other end of "U" shape post, and temperature sensor (96) and humidity transducer's cross-sectional area all is less than the cross-sectional area of screw thread post (97).

7. The medical oxygen supply apparatus of claim 1, wherein: the air inlet mechanism (1) comprises an air outlet pipe (11), a photocatalytic net (12), a treatment box (13), an ultraviolet lamp (14), an air inlet pipe (15), a partition plate (16) and a transparent inner cylinder (17), wherein the upper surface of the air-oxygen mixer (2) is fixedly connected with the treatment box (13), the transparent inner cylinder (17) with an opening at the upper end is fixedly connected in the treatment box (13), a plurality of layers of photocatalytic nets (12) are fixedly connected between the transparent inner cylinder (17) and the treatment box (13), a plurality of partition plates (16) which are arranged in a staggered mode are fixedly connected in the transparent inner cylinder (17), the partition plates (16) are arranged in an inclined mode, and the ultraviolet lamp (14) is installed on the lower surface of each partition plate; the bottom outer surface of the treatment box (13) is fixedly connected with an air outlet pipe (11) communicated with the inside of the treatment box, one end, far away from the treatment box (13), of the air outlet pipe (11) is connected with an air inlet of an air-oxygen mixer (2), and the bottom outer surface of the treatment box (13) is fixedly connected with an air inlet pipe (15) communicated with the bottom of the transparent inner cylinder (17).

8. The medical oxygen supply apparatus of claim 2, wherein: air outlet mechanism (8) include first threaded connection head (81), elasticity stationary flow storehouse (83), gas-supply pipe (84), second threaded connection head (85) and air current adjusting device, the gas outlet at humidification case (98) top is connected with the one end of blast pipe, and the other end of blast pipe is through the air inlet pipe mouth in first threaded connection head (81) screw thread sealing connection elasticity stationary flow storehouse (83), and the gas vent in elasticity stationary flow storehouse (83) has gas-supply pipe (84) through second threaded connection head (85) screw thread connection.

9. The medical oxygen supply apparatus of claim 8, wherein: the air outlet mechanism (8) further comprises a connecting rod (82) and a protective cover (86), the lower surface of the air-oxygen mixer (2) is fixedly connected with the protective cover (86) with two ends open through the connecting rod (82), and the elastic flow stabilizing bin (83) is located in the protective cover (86).

10. The medical oxygen supply apparatus of claim 8, wherein: the air flow adjusting device comprises a rotating motor (100), a horizontal fixing shaft (107) and a vertical fixing shaft (108), the vertical fixing shaft (108) is fixed on the air outlet mechanism (8), the vertical fixing shaft (108) is fixedly connected with the horizontal fixing shaft (107), the front end part of the horizontal fixing shaft (107) is hinged with a contraction plate (106), the contraction plate (106) is of an umbrella-shaped structure, the middle part of the contraction plate (106) is fixedly connected with a plurality of fixing blocks (105), the fixing blocks (105) are fixedly connected with telescopic springs (104), the other ends of the telescopic springs (104) are fixedly connected with positioning blocks (103), the positioning blocks (103) are connected with the rotating motor (100) through ropes, a roller (102) is arranged at the inner connection part of the horizontal fixing shaft (107) and the vertical fixing shaft (108), and the roller (102) can enable the rotating motor (100) to control the positioning blocks (103) to move horizontally left, the rotating motor (100) is connected with an operating handle (101).