CN205924630U - Medical novel breathing machine - Google Patents
Medical novel breathing machine Download PDFInfo
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- CN205924630U CN205924630U CN201620509566.1U CN201620509566U CN205924630U CN 205924630 U CN205924630 U CN 205924630U CN 201620509566 U CN201620509566 U CN 201620509566U CN 205924630 U CN205924630 U CN 205924630U
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Abstract
The utility model discloses a medical novel breathing machine, the return circuit of breathing in of breathing machine includes air -oxygen mixing ware and air supply, and the air supply is connected with the air -oxygen mixing ware, and the air -oxygen mixing ware passes through the trachea to be connected with the biofilter, and the biofilter is connected with the snifter valve, is equipped with overvoltage protector and flowmeter between biofilter and the snifter valve, and the snifter valve is connected with humidifier, and humidifier is connected with the respiratory tube, the expiration return circuit includes water trap and expiratory valve, and the end of breather valve is equipped with the check valve, be equipped with ultraviolet lamp on the biofilter, ultraviolet lamp shines the biofilter, and the low reaches of biofilter are equipped with the ozonolysis ware. The utility model discloses a technique aim at provide an air feed cleaner, have overvoltage protector and medical novel breathing machine safer, that can conveniently monitor the air feed flow, this kind of medical novel breathing machine can also make things convenient for the proportion of conditioning air oxygen more to ensure that it supports for the patient to have oxygen / air at least.
Description
Technical field
The utility model is related to field of medical device, particularly a kind of novel medical lung ventilator.
Background technology
In current clinical medicine, lung ventilator is as the effective means of an energy artificial substituting expiratory positive airway pressure function, general
All over for the respiratory failure caused by a variety of causes, the management of the anesthesia respiration during major operation, Breathing Suppotion treatment and emergency resuscitation
In, occupy highly important position in Modern Medical Field.Lung ventilator is that one kind can play prevention and treatment respiratory failure,
Reduce complication, save and extend the vital Medical Devices of patients ' lives.
The bacterium bactericidal effect of existing lung ventilator is bad, and biofilter is easy to be attached to bacterium after filter bacteria
On filter, long-time after be easy to so that bacterium enters in air-breathing loop by biofilter, hence into patient
Cause in vivo patient is injured.
Utility model content
For the above-mentioned deficiency in lung ventilator presence, technical purpose of the present utility model is to provide a kind of supply cleaner
Only, novel medical lung ventilator that is safer, can conveniently monitoring gas supply flow, this novel medical with overvoltage protector
Lung ventilator can also the convenient ratio adjusting air oxygen, and guarantee at least to have oxygen/air and support to patient.
The utility model is achieved through the following technical solutions：
A kind of novel medical lung ventilator, including：Air-breathing loop, expiration loop and respiratory siphon, air-breathing loop and expiration loop
Connect with respiratory siphon respectively, respiratory siphon is connected with breathing mask；Air-breathing loop includes sky oxygen mixer and source of the gas, source of the gas and empty oxygen
Blender connects, and empty oxygen mixer is connected with biofilter by tracheae, and biofilter is connected with inlet valve, bacteriological filter
Be provided with overvoltage protector and flowmeter between device and inlet valve, flowmeter located at the tract of overvoltage protector, inlet valve with wet
Change device to connect, humidification machine is connected with respiratory siphon；Expiration loop includes de-watering apparatus and outlet valve, and de-watering apparatus are by tracheae respectively
It is connected with respiratory siphon, breather valve, the end of breather valve is provided with check-valves；Described biofilter is provided with ultraviolet lamp, described
Ultraviolet lamp irradiates to biofilter, and the downstream of biofilter is provided with ozone decomposed device.
In technique scheme, by being provided with air-breathing loop and expiration loop so that oxygen supply can smooth circulation, empty
Gas blender mixes to air, oxygen, thus providing the gas of the empty oxygen ratio required for patient, source of the gas is air and oxygen
Gas source of the gas, mixed gas can be filtered by biofilter, sterilized, and the overvoltage protector being provided with avoids carrying for patient
For breathing gas air pressure too high, flowmeter is convenient to monitor gas supply flow, and humidification machine can moisten to gas so that
Patient is more comfortable；The ultraviolet lamp that biofilter is provided with can carry out disinfection to biofilter sterilization, and with purple
Outside line is irradiated producing some ozone to filter, and the ozone decomposed device that the downstream of biofilter is installed can be right
The ozone producing is decomposed, it is to avoid cause discomfort to patient.
Further, described sky oxygen mixer include shell, the first air spring, the second air spring, balancing pole and every
Layer, the middle part of described shell is provided with a counter balance pocket, is provided with and for counter balance pocket to be divided into two-part interlayer, in interlayer in counter balance pocket
Heart position both sides are symmetrically installed with balancing pole, and the both ends of the surface of balancing pole are respectively equipped with regulation head；It is provided with first on the left of counter balance pocket to enter
Air cavity and the second inlet chamber, the first inlet chamber and the second inlet chamber are provided with the adjustment hole connecting with counter balance pocket, the first inlet chamber with
It is respectively equipped with the first air spring perpendicular to counter balance pocket, the second air spring, the first air spring and in second inlet chamber
One end of two air springs is respectively and fixedly installed to inside the shell, and the other end is installed with adjusting head cooperation；Counter balance pocket is the two of interlayer
Side is respectively equipped with the steam vent intersecting, and steam vent is respectively equipped with flowmeter；First inlet chamber is set respectively with the second inlet chamber
There is the air admission hole being connected with oxygen, air.
In technique scheme, the counter balance pocket that is provided with the middle part of the shell of empty oxygen mixer, it is provided with interlayer in the middle of counter balance pocket, from
And enable the first air spring, the pressure change of the second air spring to change the position of balancing pole, thus change regulation head
The distance between with the adjustment hole on inlet chamber, thus changing from the first inlet chamber, the second inlet chamber effluent air flow, this
Plant empty oxygen mixer the Flow-rate adjustment of oxygen, air is only needed to one end is adjusted, governing speed is fast, and adjustment is accurate, and
And do not have gas leakage；Air spring carries out telescopic adjustment, it is to avoid the oxidized problem of the material of spiral, avoids spiral shell simultaneously
The problem of rotation spring elastic extenuation in use, in use the bottom of metal spring can carry out with empty oxygen mixer
Friction causes health effect it is likely that producing some fine metal bits to patient；The row of being respectively provided on two sides with counter balance pocket interlayer
Pore, is provided with the convenient empty oxygen ratio observing outflow in steam vent of flowmeter on steam vent, is also convenient for empty oxygen ratio is carried out
Control.
Further, the first air spring in described first inlet chamber includes：Open-topped cylindrical drum, rubber tube and
Spring cup, the top and bottom of rubber tube is connected with spring cup, cylindrical drum respectively, and cylindrical drum is provided with air pressure adjustment pipe.
In technique scheme, the cylindrical drum at the first air spring top can play the supporting role to rubber tube, this
The empty oxygen proportion adjustment of empty oxygen mixer is all the small regulation of comparison, and therefore, the first air spring only needs to be provided with top
Partial rubber tube makees telescopic action, and the spring cup being provided with rubber tube it can be avoided that pressure is different and make rubber
Cylinder top bump, so that rubber tube is changed with the cooperation position adjusting head, the precision that impact is adjusted, cylindrical drum is provided with
Air pressure adjustment pipe can facilitate the installation of air pressure adjustment pipe, increases the reliability of the first air spring
Further, described second air spring includes：Open-topped cylindrical drum, rubber tube and spring cup, rubber tube
Top and bottom be connected with spring cup, cylindrical drum respectively.
In technique scheme, by by the second air spring be set to the structure the same with the first air spring main body with big
Little, simply the second air spring does not need air pressure is adjusted, from without being provided with air pressure adjustment pipe, thus reducing production
Cost.
Further, described cylindrical drum open end is provided with sealing flange, and the end face of sealing flange is provided with the sealing of projection
Tooth and some bolts hole being evenly arranged, sealing tooth cross sectional shape is the right angled triangle with 15 ° of acute angles, and sealing tooth is raised high
Spend for 2mm, seal tooth towards centrally disposed；Sealing flange cooperation is provided with U-shaped hold-down ring, and the middle part of hold-down ring is provided with bolt
Hole, the face being provided with bolt hole is plane, and between hold-down ring and sealing flange, compression is provided with rubber tube.
In technique scheme, it is provided with sealing flange in the open end of cylindrical drum, and the end face in sealing flange sets
Have sealing tooth, so that the effect of sealing is more preferably, sealing tooth cross sectional shape is the right angled triangle of 15 ° of acute angles, right angle close
The envelope center towards cylindrical drum for the tooth, when enabling to have high pressure in rubber tube, prevents rubber tube from slipping cylindrical drum, and seals
The raised height of tooth is 2mm so that sealing effectiveness is more preferable with fixed effect, and rubber tube will not be caused damage；With sealing
Flange coordinated for U-shaped hold-down ring, U-shaped hold-down ring forms twice compression sealing to rubber tube, so that sealing is more
Reliable, and it is prevented from rubber tube and cylindrical drum slippage.
Further, described air pressure adjustment pipe is provided with motor-operated control valve, and cylindrical drum is provided with electronic vent valve, and air pressure is adjusted
Section pipe be connected with source of the gas, be provided with the A pressure sensor being connected with MCU in the first air spring, MCU respectively with motor-operated control valve, electricity
Dynamic vent valve, display and controller connect.
In technique scheme, by being provided with motor-operated control valve on air pressure adjustment pipe, cylindrical drum is provided with electronic venting
Valve, thus carrying out aerating and exhaust to the first air spring, thus control the air pressure in the first air spring.
Further, the air pressure that described A pressure sensor records is P1, the air pressure P2 filling in the second air spring, △ P=
P1-P2, when increasing the air pressure in the first air spring, sends increase air pressure by controller to MCU and adjusts signal command,
MCU receives the increase backward motor-operated control valve of air pressure signal order and sends the signal command opened, and the gases at high pressure of source of the gas are to the
One air spring is pressurizeed, and A pressure sensor records the real-time pressure in the first air spring and sends pressure signal to
When the air pressure that MCU, A pressure sensor records in the first air spring reaches desired value, MCU sends closing letter to motor-operated control valve
Number order, thus the pressure in the first air spring is adjusted to desired value；
When reducing the air pressure in the first air spring, MCU sends, to electronic vent valve, the signal command opened, electronic
After vent valve receives the signal command opened, electronic vent valve is opened, and electronic vent valve is slowly exitted, A pressure sensing
Device records the real-time pressure in the first air spring and sends pressure signal to MCU, and A pressure sensor records the first air bullet
When air pressure in spring reaches desired value, MCU sends the signal command of closing to electronic vent valve, and electronic vent valve receives wall built-up
Signal command after by electronic vent valve close；During △ P ＞ 0, the first air spring internal gas pressure is bigger, thus promoting the first air
Regulation head on spring moves to the second air spring, thus increasing the air inflow of the second inlet chamber, reduces the first inlet chamber
Air inflow；During △ P ＜ 0, the second air spring internal gas pressure is bigger, thus promoting the regulation head on the second air spring empty to first
Gas spring moves, thus increasing the air inflow of the first inlet chamber, reduces the air inflow of the second air spring, adjustment oxygen and air
Mixed proportion.
In technique scheme, the pressure signal that fed back by A pressure sensor, thus control in the first air spring
Air pressure adjusting the flexible of the first air spring, thus adjusting the first inlet chamber（20）, the second inlet chamber（21）Interior air inflow,
This regulative mode is quick, accurate, and oxygen/air all can be had to be patient's oxygen supply in the case of any regulation, also allows for adjusting
Section pumping and the mixed proportion of air.
The beneficial effects of the utility model are:
1st, by being provided with air-breathing loop and expiration loop so that oxygen supply can smooth circulation, air mixer is to sky
Gas, oxygen are mixed, thus providing the gas of the empty oxygen ratio required for patient, source of the gas is air and oxygen source, bacterium
Mixed gas can be filtered by filter, sterilized, and the overvoltage protector being provided with avoids the tidal air providing for patient
Body air pressure is too high, and flowmeter is convenient to monitor gas supply flow, and humidification machine can moisten to gas, so that patient is more easypro
Suitable；The ultraviolet lamp that biofilter is provided with can carry out disinfection to biofilter sterilization, and uses ultraviolet to filtration
Device is irradiated producing some ozone, and the ozone decomposed device that the downstream of biofilter is installed can be to the ozone producing
Decomposed, it is to avoid discomfort is caused to patient.
2nd, the counter balance pocket being provided with the middle part of the shell of empty oxygen mixer, is provided with interlayer in the middle of counter balance pocket, so that first is empty
Gas spring, the pressure change of the second air spring can change the position of balancing pole, thus changing on regulation head and inlet chamber
The distance between adjustment hole, thus change from the first inlet chamber, the second inlet chamber effluent air flow, this sky oxygen mixer
The Flow-rate adjustment of oxygen, air is only needed to one end is adjusted, governing speed is fast, adjustment accurately, and does not have gas
Leakage；First air spring carries out telescopic adjustment, it is to avoid the oxidized problem of the material of spiral, avoids the helical spring to exist simultaneously
The problem of elastic extenuation during use, in use the bottom of metal spring can be rubbed with empty oxygen mixer, very
Some fine metal bits may be produced health effect is caused to patient；It is respectively provided on two sides with steam vent in counter balance pocket interlayer,
Steam vent is provided with the convenient empty oxygen ratio observing outflow in steam vent of flowmeter, is also convenient for empty oxygen ratio is controlled.
3rd, the cylindrical drum at the first air spring top can play the supporting role to rubber tube, the sky of this sky oxygen mixer
Oxygen proportion adjustment is all the small regulation of comparison, and therefore, the rubber tube that the first air spring only needs to for top to be provided with part is made
Telescopic action, and the spring cup being provided with rubber tube it can be avoided that pressure is different and make rubber tube top bump, from
And make rubber tube and the cooperation position change adjusting head, and the precision that impact is adjusted, air pressure adjustment pipe energy is provided with cylindrical drum
Enough facilitate the installation of air pressure adjustment pipe, increase the reliability of the first air spring
4th, the open end in cylindrical drum is provided with sealing flange, and the end face in sealing flange is provided with sealing tooth, thus
So that the effect of sealing is more preferably, sealing tooth cross sectional shape is the right angled triangle of 15 ° of acute angles, and the sealing tooth at right angle is towards cylindrical drum
Center, when enabling to have high pressure in rubber tube, prevent rubber tube from slipping cylindrical drum, and seal the raised height of tooth be
2mm is so that sealing effectiveness is more preferable with fixed effect, and rubber tube will not be caused damage；Coordinated with sealing flange
For U-shaped hold-down ring, U-shaped hold-down ring forms twice compression sealing to rubber tube, so that sealing is relatively reliable, and can prevent
Only rubber tube and cylindrical drum slip.
Brief description
Fig. 1 is the general structure schematic diagram of novel medical lung ventilator of the present utility model；
Fig. 2 is the structural representation of sky oxygen mixer；
Fig. 3 is the enlarged drawing of part A in Fig. 2；
Fig. 4 is the structural representation that cylindrical drum is installed with rubber tube cooperation.
In figure marks：1 is air-breathing loop, 2 is expiration loop, 3 is respiratory siphon, 4 is empty oxygen mixer, 4.1 is shell,
4.2 is the first air spring, 4.2.1 is cylindrical drum, 4.2.2 is rubber tube, 4.2.3 is spring cup, 4.3 is balancing pole, 4.4 are
Interlayer, 4.5 be counter balance pocket, 4.6 be adjust head, 4.7 be the second air spring, 10 be sealing flange, 11 be sealing tooth, 12 be pressure
Tight ring, 20 be the first inlet chamber, 21 be the second inlet chamber.
Specific embodiment
Below in conjunction with the accompanying drawings the utility model is described in detail.
As shown in Figure 1, Figure 2, the novel medical lung ventilator shown in Fig. 3 and Fig. 4, including：Air-breathing loop 1, expiration loop 2, breathing
Pipe 3, empty oxygen mixer 4, shell 4.1, the first air spring 4.2, cylindrical drum 4.2.1, rubber tube 4.2.2, spring cup 4.2.3,
Balancing pole 4.3, interlayer 4.4, counter balance pocket 4.5, regulation the 4.6, second air spring 4.7, sealing flange 10, sealing tooth 11, pressure
Tight ring 12, the first inlet chamber 20 and the second inlet chamber 21, air-breathing loop 1 is connected with respiratory siphon 3 respectively with expiration loop 2, breathing
Pipe 3 is connected with breathing mask；Air-breathing loop 1 includes sky oxygen mixer 4 and source of the gas, and source of the gas is connected with empty oxygen mixer 4, and empty oxygen mixes
Clutch 4 is connected with biofilter by tracheae, and biofilter is connected with inlet valve, sets between biofilter and inlet valve
Have overvoltage protector and flowmeter, flowmeter is connected with humidification machine located at the tract of overvoltage protector, inlet valve, humidification machine with
Respiratory siphon 3 connects；Expiration loop 2 includes de-watering apparatus and outlet valve, de-watering apparatus pass through tracheae respectively with respiratory siphon 3, breathing
Valve connects, and the end of breather valve is provided with check-valves；Described biofilter is provided with ultraviolet lamp, and described ultraviolet lamp is to bacterium
Filter exposure, the downstream of biofilter is provided with ozone decomposed device.
Empty oxygen mixer 4 include shell 4.1, the first air spring 4.2, the second air spring 4.7, balancing pole 4.3 and every
Layer 4.4, the material of shell 4.1 can be medical stainless steel or ABS engineering plastics or PTFE, preferably ABS engineering plastics, ABS intensity
Greatly, so that empty oxygen mixer 4 is relatively reliable and firm, the middle part of shell 4.1 is provided with a counter balance pocket 4.5, counter balance pocket for impact resistance
It is provided with 4.5 and counter balance pocket is divided into two-part interlayer 4.4, the material of interlayer 4.4 is silicon rubber, the centre bit of interlayer 4.4
Put both sides and be symmetrically installed with balancing pole 4.3, the both ends of the surface of balancing pole 4.3 are respectively equipped with regulation 4.6；Set on the left of counter balance pocket 4.5
There are the first inlet chamber 20 and the second inlet chamber 21, the first inlet chamber 20 is provided with the second inlet chamber 21 and to be connected with counter balance pocket 4.5
Be respectively equipped with adjustment hole, the first inlet chamber 20 and the second inlet chamber 21 the first air spring 4.2 perpendicular to counter balance pocket 4.5,
Second air spring 4.7, one end of the first air spring 4.2 and the second air spring 4.7 is respectively and fixedly installed to shell 4.1
Interior, the other end is installed with adjusting 4.6 cooperation；Counter balance pocket 4.5 is respectively provided on two sides with, in interlayer 4.4, the steam vent intersecting,
Flowmeter is respectively equipped with steam vent；First inlet chamber 20 is respectively equipped with and entering that oxygen, air are connected with the second inlet chamber 21
Pore.
The first air spring 4.2 in described first inlet chamber 20 includes：Open-topped cylindrical drum 4.2.1, rubber tube
4.2.2 and spring cup 4.2.3, the material of cylindrical drum 4.2.1 and spring cup 4.2.3 can be ABS engineering plastics, rubber tube 4.2.2
Top and bottom be connected with spring cup 4.2.3, cylindrical drum 4.2.1 respectively, cylindrical drum 4.2.1 is provided with air pressure adjustment pipe；Institute
State the second air spring 4.7 to include：Open-topped cylindrical drum, rubber tube and spring cup, the top and bottom of rubber tube is respectively
It is connected with spring cup, cylindrical drum；Described cylindrical drum 4.2.1 open end is provided with sealing flange 10, and the end face of sealing flange 10 sets
There are the sealing tooth 11 of projection and some bolts hole being evenly arranged, sealing tooth 11 is the right angled triangle with 15 ° of acute angles, sealing
Tooth 11 height of projection is 2mm, and sealing tooth 11 is towards centrally disposed；Sealing flange 10 cooperation is provided with U-shaped hold-down ring 12, hold-down ring
12 middle part is provided with bolt hole, and between hold-down ring 12 and sealing flange 10, compression is provided with rubber tube 4.2.2；Described spring cup
4.2.3 it is provided with the sealing tooth 11 of projection and some bolts hole being evenly arranged with the mating surface of rubber tube 4.2.2, seal 11 sections of tooth
Face is shaped as the right angled triangle with 15 ° of acute angles, and sealing tooth 11 height of projection is 2mm, and sealing tooth 11 is towards centrally disposed；Sealing
Flange 10 cooperation is provided with U-shaped hold-down ring 12, and the middle part of hold-down ring 12 is provided with bolt hole, between hold-down ring 12 and sealing flange 10
Compression is provided with rubber tube 4.2.2；Described air pressure adjustment pipe is provided with motor-operated control valve, and cylindrical drum 4.2.1 is provided with electronic putting
Air valve, air pressure adjustment pipe is connected with source of the gas, is provided with the A pressure sensor being connected with MCU in the first air spring 4.2, MCU respectively with
Motor-operated control valve, electronic vent valve, display and controller connect；
The air pressure that described A pressure sensor records is P1, the air pressure P2 filling in the second air spring 4.7, △ P=P1-P2,
When the air pressure in the first air spring 4.2 will be increased, increase air pressure is sent to MCU by controller and adjusts signal command, MCU
Receive the increase backward motor-operated control valve of air pressure signal order and send the signal command opened, the gases at high pressure of source of the gas are empty to first
Gas spring 4.2 is pressurizeed, and A pressure sensor records the real-time pressure in the first air spring 4.2 and transmits pressure signal
To MCU, when air pressure that A pressure sensor records in the first air spring 4.2 reaches desired value, MCU sends to motor-operated control valve
Shutdown signal order, thus the pressure in the first air spring 4.2 is adjusted to desired value；
When reducing the air pressure in the first air spring 4.2, MCU sends, to electronic vent valve, the signal command opened,
After electronic vent valve receives the signal command opened, electronic vent valve is opened, and electronic vent valve is slowly exitted, A pressure
Sensor records the real-time pressure in the first air spring 4.2 and sends pressure signal to MCU, and A pressure sensor records
When air pressure in one air spring 4.2 reaches desired value, MCU sends the signal command of closing, electronic venting to electronic vent valve
Electronic vent valve cuts out after receiving the signal command of wall built-up by valve；During △ P ＞ 0, the first air spring 4.2 internal gas pressure is bigger,
Thus promoting the regulation 4.6 on the first air spring 4.2 mobile to the second air spring 4.7, thus increasing the second inlet chamber
21 air inflow, reduces the air inflow of the first inlet chamber 20；During △ P ＜ 0, the second air spring 4.7 internal gas pressure is bigger, thus pushing away
Regulation 4.6 on dynamic second air spring 4.7 is mobile to the first air spring 4.2, thus increasing entering of the first inlet chamber 20
Tolerance, reduces the air inflow of the second air spring 4.7, the mixed proportion of adjustment oxygen and air.
By being provided with air-breathing loop 1 and expiration loop 2 so that oxygen supply can smooth circulation, air mixer 4 is to sky
Gas, oxygen are mixed, thus providing the gas of the empty oxygen ratio required for patient, source of the gas is air and oxygen source, bacterium
Mixed gas can be filtered by filter, sterilized, and the overvoltage protector being provided with avoids the tidal air providing for patient
Body air pressure is too high, and flowmeter is convenient to monitor gas supply flow, and humidification machine can moisten to gas, so that patient is more easypro
Suitable；The ultraviolet lamp that biofilter is provided with can carry out disinfection to biofilter sterilization, and uses ultraviolet to filtration
Device is irradiated producing some ozone, and the ozone decomposed device that the downstream of biofilter is installed can be to the ozone producing
Decomposed, it is to avoid discomfort is caused to patient.
The counter balance pocket 4.5 being provided with the middle part of the shell 4.1 of empty oxygen mixer 4, is provided with interlayer 4.5 in the middle of counter balance pocket 4.5, thus
The first air spring 4.2, the pressure change of the second air spring 4.7 is enable to change the position of balancing pole 4.3, thus changing
The distance between adjustment hole in regulation 4.6 and inlet chamber, thus change flow out from the first inlet chamber 20, the second inlet chamber 21
Gas flow, this sky oxygen mixer 4 Flow-rate adjustment of oxygen, air is only needed to one end is adjusted, governing speed
Hurry up, adjustment accurately, and does not have gas leakage；Air spring carries out telescopic adjustment, it is to avoid the material of spiral is oxidized
Problem, avoids the problem of helical spring elastic extenuation in use, the bottom meeting of metal spring in use simultaneously
Rubbed with empty oxygen mixer 4 it is likely that being produced some fine metal bits health effect is caused to patient；In counter balance pocket 4.5
Interlayer 4.4 be respectively provided on two sides with steam vent, steam vent is provided with flowmeter is convenient to observe the empty oxygen flowing out in steam vent
Ratio, is also convenient for empty oxygen ratio is controlled.
Claims (7)
1. a kind of novel medical lung ventilator is it is characterised in that include：Air-breathing loop（1）, expiration loop（2）And respiratory siphon（3）,
Air-breathing loop（1）With expiration loop（2）Respectively with respiratory siphon（3）Connection, respiratory siphon（3）It is connected with breathing mask；Air-breathing loop
（1）Including empty oxygen mixer（4）And source of the gas, source of the gas and empty oxygen mixer（4）Connect, empty oxygen mixer（4）By tracheae and carefully
Bacterium filter connects, and biofilter is connected with inlet valve, is provided with overvoltage protector and stream between biofilter and inlet valve
Gauge, flowmeter is connected with humidification machine located at the tract of overvoltage protector, inlet valve, humidification machine and respiratory siphon（3）Connect；Exhale
Air circuit（2）Including de-watering apparatus and outlet valve, de-watering apparatus pass through tracheae respectively with respiratory siphon（3）, breather valve connect, breathing
The end of valve is provided with check-valves；Described biofilter is provided with ultraviolet lamp, and described ultraviolet lamp irradiates to biofilter,
The downstream of biofilter is provided with ozone decomposed device.
2. novel medical lung ventilator according to claim 1 it is characterised in that described sky oxygen mixer（4）Including shell
（4.1）, the first air spring（4.2）, the second air spring（4.7）, balancing pole（4.3）And interlayer（4.4）, described shell
（4.1）Middle part be provided with a counter balance pocket（4.5）, counter balance pocket（4.5）Inside it is provided with and counter balance pocket is divided into two-part interlayer
（4.4）, interlayer（4.4）Center both sides be symmetrically installed with balancing pole（4.3）, balancing pole（4.3）Both ends of the surface set respectively
There is regulation head（4.6）；Counter balance pocket（4.5）Left side is provided with the first inlet chamber（20）And second inlet chamber（21）, the first inlet chamber
（20）With the second inlet chamber（21）It is provided with and counter balance pocket（4.5）The adjustment hole of connection, the first inlet chamber（20）With the second inlet chamber
（21）Inside it is respectively equipped with perpendicular to counter balance pocket（4.5）The first air spring（4.2）, the second air spring（4.7）, the first air
Spring（4.2）And second air spring（4.7）One end be respectively and fixedly installed to shell（4.1）Interior, the other end with adjust head
（4.6）Cooperation is installed；Counter balance pocket（4.5）In interlayer（4.4）Be respectively provided on two sides with the steam vent intersecting, on steam vent respectively
It is provided with flowmeter；First inlet chamber（20）With the second inlet chamber（21）It is respectively equipped with the air admission hole being connected with oxygen, air.
3. novel medical lung ventilator according to claim 2 is it is characterised in that described first inlet chamber（20）Interior first
Air spring（4.2）Including：Open-topped cylindrical drum（4.2.1）, rubber tube（4.2.2）And spring cup（4.2.3）, rubber tube
（4.2.2）Top and bottom respectively with spring cup（4.2.3）, cylindrical drum（4.2.1）Connect, cylindrical drum（4.2.1）It is provided with
Air pressure adjustment pipe.
4. novel medical lung ventilator according to claim 2 is it is characterised in that described second air spring（4.7）Including：
Open-topped cylindrical drum, rubber tube and spring cup, the top and bottom of rubber tube is connected with spring cup, cylindrical drum respectively.
5. novel medical lung ventilator according to claim 3 is it is characterised in that described cylindrical drum（4.2.1）Open end
It is provided with sealing flange（10）, sealing flange（10）End face be provided with projection sealing tooth（11）And some bolts being evenly arranged
Hole, seals tooth（11）Cross sectional shape is the right angled triangle with 15 ° of acute angles, seals tooth（11）Height of projection is 2mm, seals tooth
（11）Towards centrally disposed；Sealing flange（10）Cooperation is provided with U-shaped hold-down ring（12）, hold-down ring（12）Middle part be provided with bolt
Hole, hold-down ring（12）With sealing flange（10）Between compression rubber tube is installed（4.2.2）.
6. novel medical lung ventilator according to claim 3 is it is characterised in that described spring cup（4.2.3）With rubber tube
（4.2.2）Mating surface be provided with projection sealing tooth（11）And some bolts hole being evenly arranged, seal tooth（11）It is with 15 °
The right angled triangle of acute angle, seals tooth（11）Height of projection is 2mm, seals tooth（11）Towards centrally disposed；Sealing flange（10）Join
Conjunction is provided with U-shaped hold-down ring（12）, hold-down ring（12）Middle part be provided with bolt hole, hold-down ring（12）With sealing flange（10）Between
Compression is provided with rubber tube（4.2.2）.
7. novel medical lung ventilator according to claim 3 is it is characterised in that described air pressure adjustment pipe is provided with electronic control
Valve processed, cylindrical drum（4.2.1）It is provided with electronic vent valve, air pressure adjustment pipe is connected with source of the gas, the first air spring（4.2）Inside it is provided with
The A pressure sensor being connected with MCU, MCU is connected with motor-operated control valve, electronic vent valve, display and controller respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620509566.1U CN205924630U (en) | 2016-05-31 | 2016-05-31 | Medical novel breathing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620509566.1U CN205924630U (en) | 2016-05-31 | 2016-05-31 | Medical novel breathing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205924630U true CN205924630U (en) | 2017-02-08 |
Family
ID=57931804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620509566.1U Expired - Fee Related CN205924630U (en) | 2016-05-31 | 2016-05-31 | Medical novel breathing machine |
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| Country | Link |
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| CN (1) | CN205924630U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105963836A (en) * | 2016-05-31 | 2016-09-28 | 成都德善能科技有限公司 | Novel medical breathing machine |
| CN111249818A (en) * | 2020-03-27 | 2020-06-09 | 中国人民解放军陆军特色医学中心 | Recovery processing system for expired gas of critically ill patient in hospital |
-
2016
- 2016-05-31 CN CN201620509566.1U patent/CN205924630U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105963836A (en) * | 2016-05-31 | 2016-09-28 | 成都德善能科技有限公司 | Novel medical breathing machine |
| CN105963836B (en) * | 2016-05-31 | 2019-02-15 | 广州五颗星信息科技有限公司 | A kind of novel medical ventilator |
| CN111249818A (en) * | 2020-03-27 | 2020-06-09 | 中国人民解放军陆军特色医学中心 | Recovery processing system for expired gas of critically ill patient in hospital |
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