CN208339903U - A kind of assisted respirator - Google Patents

Abstract

The utility model discloses an auxiliary breathing device, comprising a breathing mask, a main air inlet pipe, an auxiliary air inlet pipe, an air outlet pipe and a branch pipe. A connecting head is fixedly connected to the left surface of the breathing mask, and the interior of the connecting head is from left to A ventilation device, a control device and a gas sensor are arranged in sequence on the right side, a suction fan is arranged on the left side of the air outlet, one end of the auxiliary air inlet pipe is fixedly connected with the main air inlet pipe, and a blower is arranged outside the other end; A suction fan is provided to quickly discharge the carbon dioxide exhaled by the patient through the trachea, and a blower is set outside the auxiliary air duct to filter the outside air into clean oxygen through the filter device inside the auxiliary air duct and transport it to the main air intake duct. The oxygen supply is increased, and the gas sensor inside the connecting head controls the ventilation device through the control device, so as to realize the supply and discharge of gas during the patient's exhalation and inhalation process, and the utility model has a simple structure and is convenient to use.

Description

A kind of assisted respirator

Technical field

The utility model relates to the field of medical instrument technology, specially a kind of assisted respirator.

Background technique

Respiratory auxiliary system is a kind of adjuvant treatment to patients with respiratory failure, and aspiratory action generates thoracic cavity when expiratory positive airway pressure Negative pressure, lung, which is passively expanded, there is alveolar and air flue negative pressure, to constitute the pressure difference between gas port and alveolar and complete to inhale Gas；Thorax and lung recoil after air-breathing generate opposite pressure difference and complete to exhale.The breathing apparatus treated, is usually used in disease The more complex heavier patient of feelings, breathing equipment require function more complete, various breathing patterns can be carried out, to adapt to change of illness state It needs.And anesthesia respiration equipment is mainly used for the patient in anesthesia surgery, patient is mostly abnormal without great cardiopulmonary, it is desirable that breathing As long as device can be changed ventilatory capacity, respiratory rate and inspiratory/expiratory person, IPPV can be manageed it, substantially just can be used.

And it is existing auxiliary patient respiration technology be by storage oxygen or produce oxygen device directly with breathing mask or nasal tube phase Even, oxygen is continuing to supply user in a steady stream, is provided which oxygen when exhaling and air-breathing, this has aggravated disease to a certain extent The burden of people's breathing, the oxygen provided fail to make full use of, and the oxygen provided when exhaling is wasted completely or to a certain extent, Gas can not be supplied and is discharged according to the expiration and breathing process of patient.

Utility model content

The purpose of this utility model is to provide a kind of assisted respirators, to solve mentioned above in the background art ask Topic.

To achieve the above object, the utility model provides the following technical solutions: a kind of assisted respirator, including breathing Cover, main air inlet pipe, auxiliary air inlet pipe, escape pipe and branched pipe, respirator right side edge position are detachably connected flexible tie up Band, the respirator left-hand face are fixedly connected with connector, and ventilation dress has been set gradually from left to right inside the connector It sets, control device and gas sensor, the control device are fixedly connected with air interchanger and gas sensor, the connection Head upper surface is fixedly connected with escape pipe, and the escape pipe other end is removably connected with gas outlet, sets on the left of the gas outlet Be equipped with suction ventilator, the connector lower surface is fixedly connected by branched pipe with support mouth pipe, on the left of the connector by it is main into Tracheae is fixedly connected with oxygen supplying tank, and the oxygen supplying tank and main air inlet pipe junction are provided with switch valve, it is described it is auxiliary into Tracheae one end is fixedly connected with main air inlet pipe, is provided with hair dryer on the outside of the other end.

Preferably, the auxiliary air inlet pipe is internally provided with filter device, and the filter device includes being coated with sodium hydroxide Filter screen and nitrogen adsorption layer.

Preferably, the air interchanger is made of Barrel of Hydraulic Cylinders and piston rod, and piston rod front end is provided with circle Relief piston.

Preferably, the respirator upper surface is equipped with nose-shaped groove.

Preferably, the gas sensor outer surface is set as honeycomb.

Compared with prior art, the utility model has the beneficial effects that by the way that suction ventilator is arranged on the outside of gas outlet, it can It realizes and quickly the carbon dioxide that patient breathes out is discharged through escape pipe, and hair dryer is set on the outside of auxiliary air inlet pipe, can incite somebody to action Outside air is filtered into clean oxygen through the filter device inside auxiliary air inlet pipe and is transported in main air inlet pipe, increases oxygen confession To amount, while having saved resource, and support mouth pipe be fixedly connected by branched pipe with connector, support mouth pipe may be implemented patient according to Respiratory is completed by mouth, plays the role of assisted respiartion, the gas sensor inside connector is controlled by control device Air interchanger realizes supply and discharge that patient exhales with gas in breathing process, and the utility model structure is simple, uses It is convenient.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the structural schematic diagram of enlarged drawing inside the connector of the utility model.

In figure: 1- respirator；2- elastic bands；3- escape pipe；The gas outlet 4-；5- suction ventilator；6- supports mouth pipe；7- connection Head；8- main air inlet pipe；9- branched pipe；The auxiliary air inlet pipe of 10-；11- filter device；12- hair dryer；13- switch valve；14- oxygen supplies To tank；15- air interchanger；16- control device；17- gas sensor.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of assisted respirator, including respirator 1, Main air inlet pipe 8, auxiliary air inlet pipe 10, escape pipe 3 and branched pipe 9, the 1 right side edge position of respirator are detachably connected flexible Bandage 2,1 left-hand face of respirator are fixedly connected with connector 7, have been set gradually from left to right inside the connector 7 Air interchanger 15, control device 16 and gas sensor 17, the control device 16 and air interchanger 15 and gas sensor 17 It is fixedly connected with, 7 upper surface of connector is fixedly connected with escape pipe 3, and 3 other end of escape pipe is removably connected with out Port 4, suction ventilator 5 is provided on the left of the gas outlet 4, and 7 lower surface of connector is fixed by branched pipe 9 and support mouth pipe 6 It connects, oxygen supplying tank 14, the oxygen supplying tank 14 and master is fixedly connected with by main air inlet pipe 8 on the left of the connector 7 8 junction of air inlet pipe is provided with switch valve 13, and described auxiliary 10 one end of air inlet pipe is fixedly connected with main air inlet pipe 8, on the outside of the other end It is provided with hair dryer 12.

The auxiliary air inlet pipe 10 is internally provided with filter device 11, and the filter device 11 includes being coated with sodium hydroxide Filter screen and nitrogen adsorption layer, the filter screen for being coated with sodium hydroxide are used to remove the carbon dioxide and small particle in air, nitrogen Aspiration layer is used to absorb the nitrogen in air, and the air interchanger 15 is made of Barrel of Hydraulic Cylinders and piston rod, and piston rod Front end is provided with round relief piston, for controlling the gas current intelligence of main air inlet pipe 8, escape pipe 3 and branched pipe 9, institute 1 upper surface of respirator is stated equipped with nose-shaped groove, is closely connect for respirator 1 with patient's face, prevents the leakage of gas, it is described 17 outer surface of gas sensor is set as honeycomb, increases the contact area with gas, incudes gas for fast and easy.

Working principle: the face that respirator 1 is fixed on patient by elastic bands 2 is first passed through when use, then passes through switch Valve 13 opens oxygen supplying tank 14, allows oxygen supplying tank 14 to supply oxygen to connector 7 and respirator 1 through main air inlet pipe 8, simultaneously The hair dryer 12 for starting auxiliary 10 outside of air inlet pipe, allows hair dryer 12 by outside air through the filter device 11 inside auxiliary air inlet pipe 10 It is filtered into clean oxygen to be transported in main air inlet pipe 8, increases oxygen supply amount, while having saved resource, when patient exhales When, the carbon dioxide of exhalation is connected after the gas sensor 17 inside head 7 senses, signal will be transmitted to control device 16, control device 16 controls air interchanger 15 and operates, and at this moment the round choke of the piston rod front end setting in air interchanger 15 is living Plug will open the blocking to escape pipe 3, while block to main air inlet pipe 8 and branched pipe 9, and the carbon dioxide of exhalation is gone out The suction ventilator 5 in 3 outside of tracheae is quickly sucked out through escape pipe 3, when gas sensor 17 senses gas concentration lwevel lower than setting When value, blocking of the opening of air interchanger 15 to main air inlet pipe 8 and branched pipe 9 will be controlled by control device 16, while to out Tracheae 3 blocks, and conveying oxygen to respirator 1 completes breathing process by nose and oral area for patient, support mouth pipe 6 be used for patient according to By oral area breathe, when exhalation carbon dioxide through branched pipe 9 reach connector 7 inside, will be sensed by gas sensor 17, Make control device 16 control air interchanger 15 to block main air inlet pipe 8 and branched pipe 9, open simultaneously to the stifled of escape pipe 3 Carbon dioxide is discharged in plug.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. An auxiliary breathing apparatus, comprising a breathing mask (1), a main air inlet pipe (8), an auxiliary air inlet pipe (10), an air outlet pipe (3) and a branch pipe (9), characterized in that: the breathing mask ( 1) An elastic strap (2) is detachably connected to the right edge, and a connecting head (7) is fixedly connected to the left surface of the breathing mask (1), and the connecting head (7) is arranged in sequence from left to right inside There is a ventilation device (15), a control device (16) and a gas sensor (17), the control device (16) is fixedly connected with the ventilation device (15) and the gas sensor (17), and the connecting head (7) ) an air outlet pipe (3) is fixedly connected to the upper surface, the other end of the air outlet pipe (3) is detachably connected with an air outlet (4), and a suction fan (5) is arranged on the left side of the air outlet (4). The lower surface of the connecting head (7) is fixedly connected with the nozzle support pipe (6) through the branch pipe (9), and the left side of the connecting head (7) is fixedly connected with the oxygen supply tank (14) through the main air inlet pipe (8), so A switch valve (13) is provided at the connection between the oxygen supply tank (14) and the main air intake pipe (8), one end of the auxiliary air intake pipe (10) is fixedly connected with the main air intake pipe (8), and a blower ( 12). 2 . The auxiliary breathing device according to claim 1 , wherein a filter device ( 11 ) is provided inside the auxiliary air inlet pipe ( 10 ), and the filter device ( 11 ) comprises a sodium hydroxide coating filter screen and nitrogen absorption layer. 3 . The auxiliary breathing apparatus according to claim 1 , wherein the ventilation device ( 15 ) is composed of a hydraulic cylinder cylinder and a piston rod, and the front end of the piston rod is provided with a circular gas blocking piston. 4 . 4. An auxiliary breathing apparatus according to claim 1, characterized in that: the upper surface of the breathing mask (1) is provided with a nose-shaped groove. 5 . The assisted breathing apparatus according to claim 1 , wherein the outer surface of the gas sensor ( 17 ) is set as a honeycomb structure. 6 .