CN219001566U

CN219001566U - Low-noise breathing machine

Info

Publication number: CN219001566U
Application number: CN202222739472.1U
Authority: CN
Inventors: 周禹炀
Original assignee: Eastern Theater General Hospital of PLA
Current assignee: Eastern Theater General Hospital of PLA
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2023-05-12
Anticipated expiration: 2032-10-18

Abstract

The utility model discloses a low-noise breathing machine, which relates to the field of breathing machines and comprises a fan housing, wherein a sound-proof housing is arranged on the surface of the fan housing, a coiled pipe is arranged on the upper surface of the inner wall of the fan housing, a plurality of silencing grooves are formed in the inner wall of the coiled pipe, sound-absorbing cotton is arranged on the inner wall of the silencing grooves, sound-insulating cotton is arranged on the inner wall of the coiled pipe, an oxygen pipe is arranged below one side of the inner wall of the fan housing, an air outlet pipe is connected to the upper end of the coiled pipe through a connecting mechanism, and a driving mechanism is arranged below the inner wall of the fan housing. The utility model can carry out noise reduction treatment on the noise generated by the operation of the internal device of the equipment when the breathing machine is operated, so that the breathing machine can not generate a great deal of noise to influence the rest of a patient when in use, and further the use effect and the practicability of the breathing machine are improved.

Description

Low-noise breathing machine

Technical Field

The utility model relates to the field of respirators, in particular to a low-noise respirator.

Background

In modern clinical medicine, a respirator is taken as an effective means capable of replacing autonomous ventilation function artificially, is widely used in respiratory failure caused by various reasons, anesthesia respiratory management during major surgery, respiratory support treatment and emergency resuscitation, and occupies a very important position in the field of modern medicine, and the respirator is a vital medical device capable of preventing and treating respiratory failure, reducing complications and saving and prolonging the life of a patient.

At present, when the existing breathing machine is used, certain operation noise is generated by driving breathing equipment in the equipment, and the operation noise generated by the breathing machine can be operated to work and rest of a patient, so that the using effect of the breathing machine is reduced.

Disclosure of Invention

The utility model aims to provide a low-noise breathing machine, which aims to solve the problems that when the breathing machine is used, certain operation noise is generated by driving breathing equipment in the equipment, and the operation noise generated by the breathing machine can be operated to work and rest of a patient, so that the using effect of the breathing machine is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a low noise breathing machine, includes the fan housing, the surface of fan housing is equipped with the sound-proof housing, the inner wall upper surface of fan housing is equipped with the coiled pipe, a plurality of amortization grooves have been seted up to the inner wall of coiled pipe, and is a plurality of the inner wall in amortization groove all is equipped with inhales the sound cotton, the inner wall of coiled pipe is equipped with the sound cotton, the below of fan housing inner wall one side is equipped with the oxygen tube, the upper end of coiled pipe is connected with the outlet duct through coupling mechanism, the below of fan housing inner wall is provided with actuating mechanism.

Preferably, the driving mechanism comprises a servo motor, the lower surface of the servo motor is fixedly connected with the lower surface of the inner wall of the fan housing, and the output end of the servo motor is provided with fan blades.

Preferably, a fairing is arranged at the lower end of the coiled pipe.

Preferably, the connecting mechanism comprises a connector, the upper side of the pipe wall of the lower surface coiled pipe of the inner wall of the connector is fixedly connected, the inner wall of the connector is in threaded connection with a threaded connection inner piece, and the surface of the threaded connection inner piece is provided with a butt joint.

Preferably, a sealing gasket is arranged on the upper surface of the connector, and the upper surface of the sealing gasket is in contact with the lower surface of the butt joint.

Preferably, the inner walls of the silencing grooves are designed into hexagons by adopting honeycomb grooves, and the sound insulation cover is made of sound insulation plates.

The utility model has the technical effects and advantages that:

1. through setting up fan housing, coiled pipe, amortization groove, inhale the sound cotton, soundproof cotton, oxygen tube, outlet duct, servo motor, flabellum to can carry out amortization noise reduction to the produced noise of equipment internal device operation when the breathing machine operation, make the breathing machine can not produce a large amount of noise and influence patient's rest when using, and then increased the effect and the practical performance that the breathing machine used.

2. Through setting up the radome fairing to can be convenient for carry out the inside of leading-in coiled pipe with the noise that servo motor operation produced and the air current that the flabellum led in.

3. Through setting up connector, threaded connection internals, butt joint, sealed pad to can be fine connect fixedly equipment and the outlet duct that needs connect the use, and can carry out fine sealing treatment to junction when connecting.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic front sectional structure of the present utility model.

Fig. 3 is a schematic side sectional view of the noise reducing pipe of the present utility model.

Fig. 4 is a schematic diagram of the structure a in fig. 3 according to the present utility model.

Fig. 5 is a schematic front sectional view of the connector of the present utility model.

In the figure: 1. a fan housing; 101. a soundproof cover; 2. a serpentine tube; 3. a sound deadening groove; 4. sound absorbing cotton; 5. soundproof cotton; 6. an oxygen pipe; 7. an air outlet pipe; 8. a servo motor; 9. a fan blade; 10. a fairing; 11. a connector; 12. a threaded connection inner member; 13. butt joint; 14. and a sealing gasket.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-5, the low-noise breathing machine comprises a fan housing 1, a sound insulation cover 101 is arranged on the surface of the fan housing 1, a coiled pipe 2 is arranged on the upper surface of the inner wall of the fan housing 1, an interlayer of built-in sound insulation cotton 5 is adopted for manufacturing the coiled pipe 2, a good sound insulation effect is achieved, the propagation distance of noise guiding out can be increased, further, the noise reduction effect is increased, a plurality of noise reduction grooves 3 are formed in the inner wall of the coiled pipe 2, the inner wall of the noise reduction grooves 3 are designed to be hexagonal, the hexagonal design enables the noise to be well reflected, further, the noise amount is reduced, the sound insulation cover 101 is made of sound insulation plates, sound absorption cotton 4 is arranged on the inner wall of the noise reduction grooves 3, the sound insulation cotton 5 is arranged on the inner wall of the coiled pipe 2, an oxygen pipe 6 is arranged below one side of the inner wall of the fan housing 1, the upper end of the coiled pipe 2 is connected with an air outlet pipe 7 through a connecting mechanism, a driving mechanism is arranged below the inner wall of the fan housing 1, noise generated by running on the inner device of the breathing machine can be subjected to noise reduction and noise reduction treatment on the inner device, and the breathing machine can not generate a large amount of noise in use, and the effect of the breathing machine is increased.

As shown in fig. 1, the driving mechanism comprises a servo motor 8, the servo motor 8 is communicated with an external power supply through a circuit, the lower surface of the servo motor 8 is fixedly connected with the lower surface of the inner wall of the fan housing 1, the output end of the servo motor 8 is provided with fan blades 9, the fan blades 9 are made of PVB plastic, the lower end of the coiled pipe 2 is provided with a fairing 10, the fairing 10 is of a wide-mouth funnel design, and noise generated by the operation of the servo motor 8 and air flow led in by the fan blades 9 are conveniently led into the coiled pipe 2.

As shown in fig. 2, coupling mechanism includes connector 11, the protruding thread design is adopted to connector 11 inner wall top, the pipe wall upside fixed connection of the lower surface coiled pipe 2 of connector 11 inner wall, the inner wall threaded connection of connector 11 has threaded connection internals 12, threaded connection internals 12's surface has seted up with protruding screw thread assorted screw thread recess, threaded connection internals 12's surface is equipped with butt joint 13, connector 11's upper surface is equipped with sealed pad 14, sealed pad 14 adopts the synthetic rubber preparation of manual work to form, the upper surface of sealed pad 14 contacts with butt joint 13's lower surface, can be fine with equipment and the outlet duct 7 that needs to connect the use are connected fixedly, and can carry out fine sealing treatment to the junction when connecting.

The working principle of the utility model is as follows: when the ventilator is used, the servo motor 8 is communicated with an external power supply through a circuit, the fan blades 9 are driven to rotate through the servo motor 8 after the connection, the fan blades 9 guide the oxygen led in by the oxygen pipe 6 upwards, the fairing 10 can guide the oxygen led upwards into the serpentine pipe 2, and finally the oxygen is led into the air outlet pipe 7 through the connector 11 and the butt joint 13, then the basic oxygen supply function of the ventilator can be completed, and the sealing gasket 14 can seal the gap between the butt joint 13 and the connector 11 during use, so that the condition of oxygen leakage is prevented;

when the servo motor 8 is used for generating noise, the sound-proof cover 101 can block the noise generated inside the fan cover 1, the generated noise can be led into the inside of the coiled pipe 2 through the fairing 10, then the noise is refracted by the noise-reducing groove 3 when the noise is inside the coiled pipe 2 by adopting a honeycomb design, the noise can be absorbed by the sound-absorbing cotton 4 inside the noise-reducing groove 3, and the noise can be blocked by the sound-insulating cotton 5 arranged on the inner wall of the coiled pipe 2, so that the breathing machine can perform good noise reduction and insulation treatment;

the breathing machine generates positive pressure in inspiration phase, gas is pressed into the lung, after the pressure rises to a certain level or the inhaled volume reaches a certain level, the breathing machine stops supplying gas, the expiratory valve is opened, and the chest and the lung of a patient collapse passively to generate expiration.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A low noise ventilator comprising a hood (1), characterized in that: the surface of fan housing (1) is equipped with sound-proof housing (101), the inner wall upper surface of fan housing (1) is equipped with coiled pipe (2), a plurality of amortization grooves (3) have been seted up to the inner wall of coiled pipe (2), and is a plurality of the inner wall of amortization groove (3) all is equipped with inhales sound cotton (4), the inner wall of coiled pipe (2) is equipped with soundproof cotton (5), the below of fan housing (1) inner wall one side is equipped with oxygen pipe (6), the upper end of coiled pipe (2) is connected with outlet duct (7) through coupling mechanism, the below of fan housing (1) inner wall is provided with actuating mechanism.

2. The low noise ventilator of claim 1, wherein: the driving mechanism comprises a servo motor (8), the lower surface of the servo motor (8) is fixedly connected with the lower surface of the inner wall of the fan housing (1), and the output end of the servo motor (8) is provided with fan blades (9).

3. The low noise ventilator of claim 1, wherein: the lower end of the coiled pipe (2) is provided with a fairing (10).

4. The low noise ventilator of claim 1, wherein: the connecting mechanism comprises a connector (11), the upper side of the pipe wall of the lower surface coiled pipe (2) of the inner wall of the connector (11) is fixedly connected, the inner wall of the connector (11) is connected with a threaded connection inner piece (12) in a threaded manner, and a butt joint (13) is arranged on the surface of the threaded connection inner piece (12).

5. The low noise ventilator of claim 4, wherein: the upper surface of the connector (11) is provided with a sealing gasket (14), and the upper surface of the sealing gasket (14) is contacted with the lower surface of the butt joint (13).

6. The low noise ventilator of claim 1, wherein: the inner walls of the silencing grooves (3) are respectively designed into a hexagon by adopting honeycomb grooves, and the sound insulation cover (101) is made of sound insulation plates.