CN218515984U - Head-mounted breathing machine - Google Patents

Abstract

The utility model is suitable for the technical field of breathing machines, and provides a head-wearing breathing machine, which comprises a breathing machine body and a head band, wherein the body comprises a main machine and a gas transmission piece connected with the main machine; the main machine is used for providing air flow, the main machine is provided with an air inlet and an air outlet, and the air flow flows in from the air inlet and flows out from the air outlet; the air delivery piece is connected between the air outlet and a respiratory tract inlet (mouth and nose) of the human body and is used for guiding airflow into the respiratory tract of the human body, so that air forms certain air pressure in the respiratory tract of the human body, the respiratory tract is maintained to be open, and the respiratory function is realized; the head band is connected with the main machine and/or the air conveying piece and is used for fixing the respirator body on the head of a user. The utility model provides a head-mounted breathing machine constitutes simple structure, easily equipment, and convenient to use does not disturb normal sleep, and small portable more can satisfy consumers' demand, has great market prospect.

Description

Head-mounted breathing machine

Technical Field

The utility model relates to a breathing machine technical field, in particular to wear-type breathing machine.

Background

Obstructive sleep apnea-hypopnea syndrome (OSAHS) is a potentially fatal sleep breathing disorder whose immediate pathogenesis is narrowing and obstruction of the upper airway, in fact upper airway collapse.

The treatment of OSA varies from person to person and can be generally classified into the following categories: 1. using a sleep ventilator: when sleeping, the respirator supplies air to open the upper respiratory tract by air pressure, so as to keep breathing smooth without wound and apply the most; 2. and (3) surgical treatment: through judgment and examination of doctors, parts of adenoids, fat, muscle tissues and the like are cut off, the pharyngeal cavity is expanded, the airway is kept smooth, wounds exist, and the recurrence is possible; 3. an oral appliance: when sleeping, the upper and lower tooth sockets are occluded, the tongue and the lower jaw are drawn to move forwards, and the oropharynx and the lower pharynx cavity are expanded, so that the traditional Chinese medicine is used for treating mild diseases, is mostly intolerant and has poor effect.

It follows that a ventilator is the preferred solution for treating OSA, and can help more than 80% of OSAHS patients. In order to meet the needs, small-sized respirators used for families are available on the market in addition to large-sized respirators used in hospitals, however, the small-sized respirators used for families still have the problems of complex machine structure, more accessories, complex assembly, large volume and high price, and limit the use of people. In addition, the existing household breathing machine has the defects that the host machine and the mask need to be connected through the ventilating pipe with the length of about 2 meters, the normal physiological activities of the patient such as natural turning over, getting up at night and the like during sleeping are disturbed, and the use is very inconvenient.

In view of the above, how to make the structure of the ventilator simpler and the use more convenient is a technical problem to be solved in the field.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model discloses a following technical scheme realizes:

a head-wearing respirator comprises a respirator body and a head band, wherein the body comprises a main machine and an air transmission piece connected with the main machine; the main machine is used for providing air flow, the main machine is provided with an air inlet and an air outlet, and the air flow flows in from the air inlet and flows out from the air outlet; the air delivery piece is connected between the air outlet and the respiratory tract inlet (mouth and nose) of the human body and used for guiding air flow into the respiratory tract of the human body, and the head band is connected with the main machine and/or the air delivery piece and used for fixing the breathing machine body on the head of a user.

Further, the gas transmission piece is selected from one of a face mask, a nose pillow, a nose mask, an oronasal mask and a head mask, and a buffering piece is arranged at the joint of the gas transmission piece and the face of a user.

Furthermore, the air delivery piece is provided with an air flow channel, one end of the air flow channel is connected with the air outlet, and the other end of the air flow channel is used for being connected with the respiratory tract of the human body.

Furthermore, the end part of the air flow channel facing the host is provided with a heat and humidity exchanger, and the air outlet, the heat and humidity exchanger and the air flow channel are communicated in sequence.

Furthermore, one end of the heat and moisture exchanger is detachably connected with the air outlet, and the other end of the heat and moisture exchanger is in telescopic fit with the air flow channel.

Furthermore, the end part of the heat and humidity exchanger is inserted in the airflow channel, a rubber part is arranged on the periphery of the end part of the heat and humidity exchanger, and the rubber part is in interference fit with the inner periphery of the end part of the airflow channel, so that the heat and humidity exchanger and the air conveying part have frictional resistance when stretching relatively.

Furthermore, an outer ring is coaxially arranged on the periphery of the end part of the air flow channel facing the heat and humidity exchanger, the outer ring and the outer wall of the air flow channel surround to form an annular piston cylinder with an opening at one end, the end part of the heat and humidity exchanger is inserted into the annular piston cylinder, a Y-shaped ring is arranged on the end part of the heat and humidity exchanger, and the forked end of the Y-shaped ring faces the opening of the annular piston cylinder; and a sealing ring is arranged at the end part of the outer wall of the airflow channel.

Further, an exhalation safety valve is arranged on the air flow channel.

Furthermore, a communication module used for being connected with an upper computer is arranged in the host.

Further, the air inlet of the host computer is detachably provided with a filtering device.

Compared with the prior art, the utility model discloses technical scheme and beneficial effect as follows:

(1) The utility model discloses a head-mounted breathing machine has left out the breathing hose of the overlength of traditional breathing machine, and the breathing machine that has significantly reduced is disturbed user's use, comfort when having strengthened the sleep. The volume is small and exquisite, and the equipment is swift.

(2) The utility model discloses a breathing machine is provided with heat moisture exchanger between host computer and defeated gas spare, with heat and humidity in the user's exhalation gas, carries out humidification and heating to user's inspiratory gas, has solved inspiratory gas's temperature and humidity problem, compares with there being the water humidification to simplify the structure greatly simultaneously.

(3) The utility model discloses a heat and moisture exchanger's one end can be dismantled with the gas outlet and be connected, the other end and the flexible cooperation of airflow channel for the breathing machine body can adjust optimum length according to different users' facial characteristic, has improved the accommodation of breathing machine.

(4) The utility model discloses a cooperation of Y type circle and annular piston cylinder is adopted in the flexible cooperation of heat and moisture exchanger and gas transmission spare for the regulation between heat and moisture exchanger and the gas transmission spare is lighter, and the assembly steadiness also can be ensured simultaneously.

Drawings

Fig. 1 is a perspective structural view of a head-mounted ventilator according to an embodiment of the present invention;

fig. 2 is a further perspective structural view of a head-mounted ventilator according to an embodiment of the present invention;

FIG. 3 is a block diagram of a heat and moisture exchanger according to an embodiment of the present invention;

FIG. 4 isbase:Sub>A sectional view taken along line A-A of FIG. 3;

fig. 5 is a schematic view of the heat and moisture exchanger assembled with the airflow path.

Illustration of the drawings:

a ventilator body-1; a host machine-11; outlet-111; a gas transmission member-12; an airflow channel-121; a seal ring-1211; a buffer-122; an expiratory safety valve-123; outer ring-124; an annular piston cylinder-125; heat and moisture exchanger-13; external threads-131; a first rubber member-132; a second rubber member-133; y-shaped ring-134;

a headband-2.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 and 2, a head-mounted respirator includes a respirator body 1 and a head band 2, the respirator body 1 includes a main body 11 and an air transmission member 12 connected to the main body 11, the main body 11 is used for providing an air flow, the main body 11 is provided with an air inlet (not shown) and an air outlet 111, and the air flow flows in from the air inlet and flows out from the air outlet 111. The air delivery member 12 is connected between the air outlet 111 and an entrance (mouth, nose) of the respiratory tract of the human body, and guides the air flow into the respiratory tract of the human body.

The headband 2 links to each other with host computer 11 and/or defeated gas piece 12, and the headband 2 is used for being fixed in user's head with breathing machine body 1, and the headband 2 here can adopt one of elastic cord, magic tape, bandage, cingulum etc. the regulation elasticity that can be convenient fast can.

The user is when using the breathing machine of this embodiment, fixes breathing machine body 1 at the user head through bandeau 2, connects gas transmission piece 12 at the respiratory tract entrance, like nasal cavity department, starts the switch of host computer, and the air current that the host computer will produce passes through gas outlet 111 and inputs gas transmission piece 12, and then enters into user's respiratory tract along with gas transmission piece to play the purpose that the help user breathed.

The head-mounted respirator of the embodiment has a simple composition structure, can be used after being purchased by a user and is simply assembled, and is convenient and quick; and small, can take in the head position, just so saved usage space and storage space to and when the user uses this head-mounted breathing machine, can not hinder user's standing up, crouching, walking, can not restrict user's action even when using this head-mounted breathing machine, make people more intentionally wish to use this head-mounted breathing machine, improved the frequency of utilization of this breathing machine greatly. The application provides a head-mounted breathing machine, because small, the simple operation no matter is domestic or medical place uses, all is accepted by everybody very easily.

The gas transmission piece 12 is selected from one of a face mask, a nasal pillow, a nasal mask, an oronasal mask and a head mask, different people can select according to hobbies, the joint of the gas transmission piece and the face of a user is provided with the buffer piece 122, the buffer piece 122 can improve the sealing performance of the gas transmission piece 12 contacting with the face, and the face can be effectively protected from overstock injury caused by long-time wearing of a breathing machine, and in the embodiment, the buffer piece 122 is a silica gel cushion.

The gas transmission piece is provided with a gas flow channel 121, one end of the gas flow channel 121 is connected with the gas outlet 111, the other end of the gas flow channel 121 is used for being connected with the respiratory tract of the human body, and one end of the gas flow channel 121 and the gas outlet 111 can be fixedly connected or detachably connected, for example, clamped and connected, as shown in fig. 1. The end of the airflow channel 121 facing the main unit 11 is provided with a heat and humidity exchanger 13, and the air outlet 111, the heat and humidity exchanger 13 and the airflow channel 121 are sequentially communicated, so that the airflow is heated and humidified and then sent to the respiratory tract of the human body, as shown in fig. 2.

The gas transmission member 12 is provided with an exhalation safety valve 123, and the exhalation safety valve 123 can communicate the environment inside the gas transmission member 12 with the external environment after being opened. When the respirator is used, the air flow output by the main machine 11 needs to form air flow with certain air pressure on the air conveying piece 12, and then enters the airway of the human body to provide a function. That is to say, the gas that human body breathes in this moment is that host computer 11 provided, and when the breathing machine broke down, the air current pressure that provides was too big when probably haring human respiratory track, the relief valve can guarantee in time to open the exhaust gas, prevents that atmospheric pressure from crossing to cause the damage. When the host fails to provide air flow, the exhalation safety valve 123 is opened in time, so that accidents such as suffocation can be avoided.

Referring to fig. 3, the humidification module of the present embodiment employs a heat and humidity exchanger, and compared with a humidifier of a conventional ventilator, the humidification module has a smaller volume and more convenient effects, and meanwhile, in order to prevent a patient from inhaling dry and cold air to cause respiratory tract irritation and cough, the conventional ventilator is often equipped with a humidifier and a heating element to increase humidity and temperature of the air, so that the volume of the ventilator is increased, and there is a risk that distilled water may enter a ventilator circuit by mistake to cause short circuit and damage electronic components, and thus inconvenience is brought to the user. The heat and moisture exchanger of the present embodiment employs anhydrous humidification, and when a user exhales, the heat and moisture in the exhaled air of the user are sufficiently recovered, and when the user inhales, the recovered heat and water vapor are used to humidify and heat the inhaled air of the user.

Referring to fig. 4, the end of the heat and moisture exchanger 13 connected to the air outlet 111 is provided with an external thread 131, and correspondingly, the air outlet 111 of the main unit 11 is also provided with an internal thread, and the two are connected by a thread; the other end of the heat and humidity exchanger 13 is inserted into the airflow channel 121, a first rubber 132 is arranged on the outer periphery of the end of the heat and humidity exchanger, and the first rubber 132 is in interference fit with the inner periphery of the end of the airflow channel 121, so that the heat and humidity exchanger 13 and the air conveying part 2 have frictional resistance when relatively stretching, and the heat and humidity exchanger and the air conveying part can stretch and be fixed, as shown in a. The end of the heat moisture exchanger 13 connected to the air outlet 111 may be provided with a second rubber 133, as shown in b, which is in interference fit with the air outlet 111 of the main unit 11, or the inner circumference of the air outlet 111 may be provided with an inner ring (not shown) for limiting the second rubber 33 during assembly. The heat and moisture exchanger 13 is in threaded fit with the air outlet 111 or the second rubber 133 is in interference fit with the inner wall of the air outlet 111, and the other end of the heat and moisture exchanger 13 is provided with a Y-ring 134, as shown in c and d in the figure. Of course, the heat moisture exchanger 13 can be detachably connected to the host 11 by other methods besides screw connection and clamping, which are not exemplified herein.

Referring to fig. 5, an outer ring 124 is coaxially arranged on the periphery of the end of the air flow channel 121 facing the heat and moisture exchanger 13, the outer ring 124 and the outer wall of the end of the air flow channel surround to form an annular piston cylinder 125 with an opening at one end, the end of the heat and moisture exchanger 13 is inserted into the annular piston cylinder 125, the end of the heat and moisture exchanger 13 is provided with a Y-shaped ring 134, the forked end of the Y-shaped ring 134 faces the opening of the annular piston cylinder 125, and the end of the outer wall of the air flow channel is provided with a sealing ring 1211.

When the end of the heat and moisture exchanger is inserted into the annular piston cylinder, the outer wall of the Y-shaped ring 134 is in sliding fit with the inner wall of the annular piston cylinder 125, when the air delivery member 12 slides towards the direction close to the heat and moisture exchanger 13, the Y-shaped ring 134 deforms and opens, so that the air in the annular piston cylinder 125 can be discharged through the Y-shaped ring 134, when the air delivery member 12 slides towards the direction far away from the heat and moisture exchanger 13, the Y-shaped ring 134 and the sealing ring 1211 enable the heat and moisture exchanger 13 and the annular piston cylinder 125 to form sealing, negative pressure is formed in the annular piston cylinder 125, and the heat and moisture exchanger 13 and the air delivery member 12 can be separated only by overcoming the drawing resistance formed by the negative pressure. Therefore, by adopting the telescopic matching mode, the longitudinal length of the respirator can be adjusted very easily when the heat and moisture exchanger 13 is inserted into the airflow channel 121 of the air delivery piece 12 according to the facial features of different users. When the adjustment is completed, the underpressure in the annular piston cylinder 125 results in a more secure assembly between the insert gas transfer elements 12 of the heat moisture exchanger 13 and less tendency to move again.

Thanks to the firm assembly of the air delivery member 12 and the main unit 11 in the longitudinal direction, or the firm assembly of the heat and moisture exchanger 13 and the air delivery member 12 and the main unit 11 in the longitudinal direction, the head band can be connected to the main unit 11 or the air delivery member 12 only to fix the respirator body 1 on the head of the user, and of course, the head band can be connected to both the air delivery member 12 and the main unit 11.

It can be understood that, the breathing machine of this embodiment further includes a pressure sensor for monitoring the air pressure in the air outlet of the main machine or the air delivery member, and an air flow sensor for monitoring the flow rate of the air flow in the air outlet or the air delivery member, and the pressure sensor and the air flow sensor are connected to the controller in the main machine, and control the motor in the main machine to automatically adjust the flow rate and pressure of the output air flow, so that the breathing of the patient is natural and smooth, and no touch feeling can be generated. The main body 11 is also provided with a shock absorbing and buffering assembly to reduce the vibration of the motor and to make the head of the user feel a distinct jolt.

In this embodiment, the host 11 supplies power through the portable power source, and the pulling of the power cord is avoided when sleeping at night. In other embodiments, the mobile power supply can be set as a wireless charging power supply, and the sleep pillow is provided with the wireless charging device, so that the mobile power supply can be charged in the using process, and the power supply is ensured to be full when in use.

Furthermore, a communication module used for being connected with an upper computer is arranged in the host computer and used for uploading the use data of the user to the upper computer, so that hospitals, product operators and the like can conveniently guide the use of the user.

Furthermore, the air inlet of the host can be detachably provided with a filtering device, the filtering device can be a filtering fixed plate which is clamped with a shell of the host, the filtering fixed plate is attached with filter cotton, after the filtering fixed plate is used for a certain time, the filtering fixed plate is taken down, the filter cotton is replaced periodically, the quality of the output air flow of the host is improved, and meanwhile, dust particles in the air are prevented from blocking components in the host.

The utility model discloses a wear-type breathing machine has left out the breathing hose of the overlength of traditional breathing machine, and the breathing machine that has significantly reduced is disturbed user's use, comfort when having strengthened the sleep. Small in size, the equipment is swift, simultaneously through the flexible connection between heat moisture exchanger and the gas transmission spare for the longitudinal length of breathing machine can be adjusted according to user's facial feature, thereby makes the breathing machine laminating face that can be better.

While the above description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the invention as expressed in the above teachings or as determined by the knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims (10)

1. A head-mounted ventilator, comprising:

the breathing machine body comprises a main machine and an air conveying piece connected with the main machine; the main machine is used for providing air flow, the main machine is provided with an air inlet and an air outlet, and the air flow flows in from the air inlet and flows out from the air outlet; the air delivery piece is connected between the air outlet and the respiratory tract inlet of the human body and is used for guiding the air flow into the respiratory tract of the human body;

the head band is connected with the main machine and/or the air conveying piece and used for fixing the breathing machine body on the head of a user.

2. A head-mounted respirator according to claim 1, wherein the delivery means is selected from the group consisting of face mask, nasal pillow, nasal mask, oronasal mask, and hood, and wherein cushioning means is provided at the point of engagement of the delivery means with the user's face.

3. A head-mounted respirator according to claim 2, wherein the air delivery member has an air flow channel having one end connected to the air outlet and the other end for connection to the respiratory tract of the person.

4. The head-mounted respirator of claim 3, wherein the end of the air flow channel facing the main unit is provided with a heat and moisture exchanger, and the air outlet, the heat and moisture exchanger and the air flow channel are sequentially communicated.

5. A head-mounted respirator according to claim 4, wherein said heat moisture exchanger has one end removably connected to said air outlet and another end telescopically engaging said air flow path.

6. The head-mounted respirator of claim 5, wherein the end of the heat and moisture exchanger is inserted into the air flow channel, and a rubber member is disposed on the outer circumference of the end of the heat and moisture exchanger, and the rubber member is in interference fit with the inner circumference of the end of the air flow channel, so that the heat and moisture exchanger and the air delivery member have frictional resistance when relatively extending and contracting.

7. The head-mounted respirator of claim 5, wherein the periphery of the end part of the air flow channel facing the heat and moisture exchanger is coaxially provided with an outer ring, the outer ring and the outer wall of the air flow channel surround to form an annular piston cylinder with an opening at one end, the end part of the heat and moisture exchanger is inserted into the annular piston cylinder, the end part of the heat and moisture exchanger is provided with a Y-shaped ring, and the forked end of the Y-shaped ring faces the opening of the annular piston cylinder;

and a sealing ring is arranged at the end part of the outer wall of the airflow channel.

8. A head-mounted respirator according to claim 3, wherein the air flow passage is provided with an exhalation safety valve.

9. The head-mounted respirator of claim 1, wherein the main body is provided with a communication module for connecting with an upper computer.

10. A head-mounted respirator according to claim 1, wherein the air inlet of the main unit is detachably provided with a filter.

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