CN205759083U - A kind of adjusting means of respirator oxygen source gas input - Google Patents

A kind of adjusting means of respirator oxygen source gas input Download PDF

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Publication number
CN205759083U
CN205759083U CN201620307848.3U CN201620307848U CN205759083U CN 205759083 U CN205759083 U CN 205759083U CN 201620307848 U CN201620307848 U CN 201620307848U CN 205759083 U CN205759083 U CN 205759083U
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China
Prior art keywords
adjusting means
oxygen source
source gas
pressure
respirator
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CN201620307848.3U
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Chinese (zh)
Inventor
戴征
丁锦
刘炜
徐勤鹏
曾小辉
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Hunan Mingkang Zhongjin Medical Technology Co.,Ltd.
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Hunan Micomme Zhongjin Medical Technology Development Co Ltd
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Abstract

The utility model proposes the adjusting means of a kind of respirator oxygen source gas input, including adjusting means body, inlet suction port and pressure transducer, be connected with described adjusting means body, for monitoring the pressure of this internal oxygen source gas of adjusting means;Control device, receive the pressure signal of oxygen source gas of described pressure transducer detection, and after contrasting with preset pressure value, send control signal;Proportioning valve, receives described control signal, and regulates valve port opening according to control signal, thus regulate the pressure of the oxygen source gas of adjusting means body outlet side.So, pressure by this internal oxygen source gas of pressure sensor monitoring adjusting means, again by controlling the device valve port opening according to pressure signal with preset pressure value regulation proportioning valve, thus regulate the pressure of the oxygen source gas of adjusting means body outlet side so that the oxygen source stability of flow of respirator gas outlet.

Description

A kind of adjusting means of respirator oxygen source gas input
Technical field
This utility model relates to medical instruments field, particularly to the adjusting means of a kind of respirator oxygen source gas input.
Background technology
Noninvasive ventilator is by face mask mechanical ventilation and Digital Control, it is achieved various respiratory pattern, sleeps for treatment Dormancy apnea syndrome, the treatment of all kinds respiratory failure disease and rehabilitation, for chronic obstructive pulmonary disease, critical Acute hypoxia respiratory failure that asthma respiratory failure, a variety of causes cause, withdraw artificial airway and carry out sequential face shield machinery Ventilation, chronic the paracmastic rehabilitation of patient etc. that declines is exhaled to have special efficacy.Its mechanism of action is for assisting or controlling patient Autonomous respiration campaign, in order to reach the gas exchange in lung, reduces human body respiration flesh power consumption, is beneficial to the recovery of respiratory function, It is also referred to as mechanical ventilating machine clinically.
The high pressure oxygen access device of noninvasive ventilator all runs as external equipment, by external equipment first Access high pressure oxygen, after Manual delimitation reduces pressure, then low oxygen is accessed respirator.Cannot realize automatically controlling access Oxygen pressure, in-convenience in use.
Utility model content
The technical problems to be solved in the utility model is: provide the adjusting means that a kind of respirator oxygen source gas inputs, its The oxygen source gas input pressure of noninvasive ventilator can be automatically adjusted, easy to use, safe.
Solution of the present utility model is achieved in that the adjusting means that a kind of respirator oxygen source gas inputs, bag Including adjusting means body and inlet suction port, described oxygen source gas is in inlet suction port enters into adjusting means body, wherein, and institute State adjusting means and also include pressure transducer, be connected with described adjusting means body, be used for monitoring this internal oxygen source of adjusting means The pressure of gas;Control device, receive the pressure signal of the oxygen source gas of described pressure transducer detection, and and preset pressure value After contrasting, send control signal;Proportioning valve, receives described control signal, and regulates valve port opening according to control signal, from And regulate the pressure of the oxygen source gas of adjusting means body outlet side.So, by pressure sensor monitoring adjusting means body The pressure of interior oxygen source gas, and by pressure signal transmission give control device, control device by the pressure signal received and with in advance If force value contrasts, if the pressure signal received is relatively big, then send control signal to proportioning valve, reduce the valve port of proportioning valve Aperture, thus reduce the pressure of the oxygen source gas of adjusting means body outlet side so that the oxygen source flow fall of respirator gas outlet Low, thus reach the mixed gas of required ratio.Certainly, if the pressure signal received is less, then send control letter to proportioning valve Number, the valve port opening of scaling up valve, thus increase the pressure of the oxygen source gas of adjusting means body outlet side so that respirator The oxygen source flow of gas outlet increases, thus reaches the mixed gas of required ratio.Therefore, by described adjusting means, it can be certainly The oxygen source gas input pressure of dynamic regulation noninvasive ventilator so that the oxygen source stability of flow of respirator gas outlet, desired proportions Output mixed gas, easy to use, safe.
Another technical scheme of the present utility model is that, on above-mentioned basis, described adjusting means also includes sealing adaptor Head, described sealing adaptor head is connected with described adjusting means body, and described proportioning valve is fastened on described sealing adaptor head. So, gas switching can be carried out by described sealing adaptor head, thus save the space that whole adjusting means takies, make regulation Device is miniaturized, more practical.Further, proportioning valve is fastened on described sealing adaptor head, can save further The space that the most whole adjusting means takies, makes adjusting means be miniaturized further.
Another technical scheme of the present utility model is on above-mentioned basis, and described proportioning valve is micro-scale valve.This Sample, can save the space that whole adjusting means takies, and makes adjusting means be miniaturized.
Another technical scheme of the present utility model is on above-mentioned basis, and described micro-scale valve is by sealing screw thread Fix with described sealing adaptor head hermetic seal and be connected.So, micro-scale valve is by sealing screw thread and described sealing adaptor head gas It is sealedly and fixedly connected, it is ensured that the air-tightness of junction, prevents gas leakage.
Another technical scheme of the present utility model is on above-mentioned basis, and described sealing adaptor head is by fixing tabletting Forced with described adjusting means body with O RunddichtringO it is connected.So, sealing adaptor head is sealed by fixing tabletting and O type Enclose be connected forced with described adjusting means body, it is ensured that the air-tightness of junction, prevent gas leakage.
Another technical scheme of the present utility model is that, on above-mentioned basis, described adjusting means also includes relief valve, Described relief valve is connected with described adjusting means body, when adjusting means body interior oxygen source gas pressure exceedes warning value, Start relief valve, reduce adjusting means body interior oxygen source gas pressure.As such, it is possible to by each to adjusting means of relief valve Parts play a protective role.
Another technical scheme of the present utility model is on above-mentioned basis, and described relief valve is by sealing screw thread and institute State adjusting means body hermetic seal to connect.So, relief valve is connected with described adjusting means body hermetic seal by sealing screw thread, Ensure that the air-tightness of junction, prevent gas leakage.
Another technical scheme of the present utility model is on above-mentioned basis, described inlet suction port by fixing tabletting and O RunddichtringO is forced with described adjusting means body to be connected.So, inlet suction port by fixing tabletting and O RunddichtringO with The described forced connection of adjusting means body, it is ensured that the air-tightness of junction, prevents gas leakage.
Another technical scheme of the present utility model is that, on above-mentioned basis, described pressure transducer is sealed by O type Enclose be connected forced with described adjusting means body.So, pressure transducer is by O RunddichtringO and described adjusting means body Forced connection, it is ensured that the air-tightness of junction, prevents gas leakage.
Another technical scheme of the present utility model is on above-mentioned basis, and described control device is PLC or single-chip microcomputer. So, controlling device is PLC or single-chip microcomputer, and cost is relatively low, and versatility is preferable.
Accompanying drawing explanation
The accompanying drawing constituting a part of the present utility model is further appreciated by of the present utility model for providing, and this practicality is new The schematic description and description of type is used for explaining this utility model, is not intended that improper restriction of the present utility model.
Fig. 1 is the profile of the adjusting means of the respirator oxygen source gas input that a kind of embodiment of this programme relates to.
Wherein:
1 adjusting means body 2 inlet suction port 3 pressure transducer 4 proportioning valve
5 sealing adaptor head 6 relief valve
Detailed description of the invention
Being described in detail this utility model below in conjunction with the accompanying drawings, the description of this part is only exemplary and explanatory, Protection domain of the present utility model should there be is not any restriction effect.Additionally, those skilled in the art's retouching according to presents State, the feature in embodiment in presents and in different embodiment can be carried out respective combination.
This utility model embodiment is as follows, refers to Fig. 1, the adjusting means that a kind of respirator oxygen source gas inputs, including Adjusting means body 1 and inlet suction port 2, described oxygen source gas is in inlet suction port 2 enters into adjusting means body 1, wherein, Described adjusting means also includes that pressure transducer 3, described pressure transducer 3 are connected with described adjusting means body 1, are used for monitoring The pressure of oxygen source gas in adjusting means body 1;Control device, for receiving the oxygen source gas of described pressure transducer 3 detection Pressure signal, and after contrasting with preset pressure value, send control signal;Proportioning valve 4, receives described control signal, and Regulate valve port opening according to control signal, thus regulate the pressure of the oxygen source gas of adjusting means body 1 outlet side.Wherein, institute State in adjusting means body 1 can be the cavity body structure being provided with gas channel, described inlet suction port 2, pressure transducer 3 and ratio Valve 4 can carry out pressure communication in parallel with regulation adjusting means body 1.Described adjusting means body passes through air inlet connecting Head is connected with oxygen source gas storage device, and between described inlet suction port with oxygen source gas storage device, hermetic seal is connected, air inlet connecting The concrete structure of head can use existing hermetic seal joint.So, by this internal oxygen of pressure sensor monitoring adjusting means The pressure of source gas, and by pressure signal transmission give control device, control device by the pressure signal received and with default pressure Force value contrasts, if the pressure signal received is relatively big, then sends control signal to proportioning valve, and the valve port reducing proportioning valve is opened Degree, thus reduce the pressure of the oxygen source gas of adjusting means body outlet side so that the oxygen source flow-reduction of respirator gas outlet, Thus reach the mixed gas of required ratio.Certainly, if the pressure signal received is less, then send control signal to proportioning valve, The valve port opening of scaling up valve, thus increase the pressure of the oxygen source gas of adjusting means body outlet side so that respirator goes out The oxygen source flow of QI KOU increases, thus reaches the mixed gas of required ratio.Therefore, by described adjusting means, it can be automatic The oxygen source gas input pressure of regulation noninvasive ventilator so that the oxygen source stability of flow of respirator gas outlet, desired proportions is defeated Go out mixed gas, easy to use, safe.
On the basis of above-described embodiment, in another embodiment of this utility model, described adjusting means can also include close Envelope adaptor 5, described sealing adaptor head 5 is connected with described adjusting means body 1, and described proportioning valve 4 is fastened on described close On envelope adaptor 5.So, gas switching can be carried out by described sealing adaptor head 5 or adjust airflow direction etc., thus saving The space that whole adjusting means takies, makes adjusting means be miniaturized, more practical.Further, proportioning valve 4 is fastened on On described sealing adaptor head 5, the space that whole adjusting means takies can be saved further, make adjusting means the most miniature Change.
On the basis of above-described embodiment, in another embodiment of this utility model, described proportioning valve 4 is preferably micro-scale Valve 4.As such, it is possible to save the space that whole adjusting means takies, adjusting means is made to be miniaturized.
On the basis of above-described embodiment, in another embodiment of this utility model, described micro-scale valve 4 can be by close Envelope screw thread is fixing with the hermetic seal of described sealing adaptor head 5 to be connected.So, micro-scale valve 4 is by sealing screw thread and described sealing Adaptor 5 hermetic seal is fixing to be connected, it is ensured that the air-tightness of junction, prevents gas leakage.
On the basis of above-described embodiment, in another embodiment of this utility model, described sealing adaptor head 5 can be by solid Level pressure sheet and O RunddichtringO is forced with described adjusting means body 1 is connected.So, sealing adaptor head 5 by fixing tabletting and O RunddichtringO is forced with described adjusting means body 1 to be connected, it is ensured that the air-tightness of junction, prevents gas leakage.
On the basis of above-described embodiment, in another embodiment of this utility model, described adjusting means can also include peace Full valve 6, described relief valve 6 is connected with described adjusting means body 1, when adjusting means body 1 internal oxygen source gas pressure exceedes During warning value, start relief valve 6, reduce adjusting means body 1 internal oxygen source gas pressure.As such, it is possible to it is right by relief valve 6 Each parts of adjusting means play a protective role.
On the basis of above-described embodiment, in another embodiment of this utility model, described relief valve 6 can be by sealing spiral shell Stricture of vagina is connected with the hermetic seal of described adjusting means body 1.So, relief valve 6 is by sealing screw thread and described adjusting means body 1 gas It is tightly connected, it is ensured that the air-tightness of junction, prevents gas leakage.
On the basis of above-described embodiment, in another embodiment of this utility model, described inlet suction port 2 can be by fixing Tabletting and O RunddichtringO is forced with described adjusting means body 1 is connected.So, inlet suction port 2 is by fixing tabletting and O type Sealing ring is forced with described adjusting means body 1 to be connected, it is ensured that the air-tightness of junction, prevents gas leakage.
On the basis of above-described embodiment, in another embodiment of this utility model, described pressure transducer 3 can pass through O RunddichtringO is forced with described adjusting means body 1 to be connected.So, pressure transducer 3 is by O RunddichtringO and described regulation The forced connection of device body 1, it is ensured that the air-tightness of junction, prevents gas leakage.
On the basis of above-described embodiment, in another embodiment of this utility model, described control device can be PLC or list Sheet machine.So, controlling device is PLC or single-chip microcomputer, and cost is relatively low, and versatility is preferable.
During use, adjusting means described in this patent can be built in inside respirator, thus reduce the volume of respirator, Increase its convenience carried.Install the respirator regulating shape described in this patent additional, high pressure oxygen, hyperbaric oxygen can be directly accessed Gas enters in adjusting means body 1 by inlet suction port 2, is detected the pressure of high pressure oxygen by pressure transducer 3, then will Pressure signal is sent to control unit, and high pressure oxygen is again in sealing adaptor head 5 enters into micro-scale valve 4, according to demand, Micro-scale valve 4 is adjusted with preset pressure value by control unit according to pressure signal, and make described adjusting means goes out air pressure Power, flow reach demand condition;It addition, in described adjusting means running, when oxygen source pressure exceedes warning value, start Relief valve 6, reduces the pressure within adjusting means, plays a protective role parts each in adjusting means.By described regulation dress Put after being automatically adjusted, be reduced to required low oxygen, send after then air and low oxygen being mixed according to a certain percentage Enter the gas outlet to respirator, thus reach the mixed gas of required ratio.Therefore, by described adjusting means, it can be automatic The oxygen source gas input pressure of regulation noninvasive ventilator so that the oxygen source stability of flow of respirator gas outlet, desired proportions is defeated Go out mixed gas, easy to use, safe.
The above is only preferred implementation of the present utility model, it is noted that for the common skill of the art For art personnel, on the premise of without departing from this utility model principle, it is also possible to make some improvements and modifications, these improve and Retouching also should be regarded as protection domain of the present utility model.

Claims (9)

1. an adjusting means for respirator oxygen source gas input, including adjusting means body and inlet suction port, described oxygen source gas Body is in inlet suction port enters into adjusting means body, it is characterised in that: described adjusting means also includes
Pressure transducer, is connected with described adjusting means body, for monitoring the pressure of this internal oxygen source gas of adjusting means;
Control device, receive the pressure signal of oxygen source gas of described pressure transducer detection, and with preset pressure value carry out right After Bi, send control signal;
Proportioning valve, receives described control signal, and regulates valve port opening according to control signal, thus regulate adjusting means body and go out The pressure of the oxygen source gas of gas end;
Described adjusting means also includes relief valve, and described relief valve is connected with described adjusting means body, when adjusting means body When internal oxygen source gas pressure exceedes warning value, start relief valve, reduce adjusting means body interior oxygen source gas pressure.
The adjusting means of respirator oxygen source gas the most according to claim 1 input, it is characterised in that described adjusting means Also including that sealing adaptor head, described sealing adaptor head are connected with described adjusting means body, described proportioning valve is fastened on institute State on sealing adaptor head.
The adjusting means of respirator oxygen source gas the most according to claim 2 input, it is characterised in that described proportioning valve is Micro-scale valve.
The adjusting means of respirator oxygen source gas the most according to claim 3 input, it is characterised in that described micro-scale By sealing, screw thread and described sealing adaptor head hermetic seal are fixing to be connected valve.
The adjusting means of respirator oxygen source gas the most according to claim 2 input, it is characterised in that described sealing adaptor Head is connected by fixing tabletting and O RunddichtringO are forced with described adjusting means body.
The adjusting means of respirator oxygen source gas the most according to claim 1 input, it is characterised in that described relief valve leads to Cross sealing screw thread to be connected with described adjusting means body hermetic seal.
The adjusting means of respirator oxygen source gas the most according to claim 1 input, it is characterised in that described inlet suction port It is connected by fixing tabletting and O RunddichtringO are forced with described adjusting means body.
The adjusting means of respirator oxygen source gas the most according to claim 1 input, it is characterised in that described pressure sensing Device is connected by O RunddichtringO is forced with described adjusting means body.
The adjusting means of respirator oxygen source gas the most according to any one of claim 1 to 8 input, it is characterised in that Described control device is PLC or single-chip microcomputer.
CN201620307848.3U 2016-04-13 2016-04-13 A kind of adjusting means of respirator oxygen source gas input Active CN205759083U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620307848.3U CN205759083U (en) 2016-04-13 2016-04-13 A kind of adjusting means of respirator oxygen source gas input

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620307848.3U CN205759083U (en) 2016-04-13 2016-04-13 A kind of adjusting means of respirator oxygen source gas input

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112190800A (en) * 2020-09-27 2021-01-08 湖南明康中锦医疗科技发展有限公司 Pressure control system and method of respiratory support equipment
DE212020000536U1 (en) 2020-06-12 2021-12-17 Jiangsu Yuyue Information Technology System Co., Ltd. oxygen blending system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE212020000536U1 (en) 2020-06-12 2021-12-17 Jiangsu Yuyue Information Technology System Co., Ltd. oxygen blending system
CN112190800A (en) * 2020-09-27 2021-01-08 湖南明康中锦医疗科技发展有限公司 Pressure control system and method of respiratory support equipment

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Address after: 410205 Room 101, 1st floor, north of superstar entrepreneurship base, No. 8 Lujing Road, high tech Development Zone, Changsha, Hunan

Patentee after: Hunan Mingkang Zhongjin Medical Technology Co.,Ltd.

Address before: 410205 Room 102, 1st floor, north of superstar entrepreneurship base, No. 8 Lujing Road, high tech Development Zone, Changsha, Hunan

Patentee before: HUNAN MICOME ZHONGJIN MEDICAL SCIENCE & TECHNOLOGY DEVELOPMENT Co.,Ltd.

CP03 Change of name, title or address