CN217187318U - Breathing machine - Google Patents

Abstract

The utility model relates to a medical treatment and sanitation technical field particularly, relates to a breathing machine. The breathing machine comprises a cavity structure, a positioning assembly, a high-frequency oscillation device and a pipeline assembly, wherein the high-frequency oscillation device is positioned in the cavity structure, the input end of the pipeline assembly penetrates through the cavity structure to be communicated with the high-frequency oscillation device, the high-frequency oscillation device is suitable for conveying high-frequency oscillation airflow to a patient end through the pipeline assembly, the positioning assembly is respectively connected with the high-frequency oscillation device and the cavity structure, and the positioning assembly surrounds the high-frequency oscillation device. From this, be connected with high frequency oscillation device and cavity structure respectively through locating component, make locating component can reduce high frequency oscillation device's vibration amplitude, on the one hand, can prevent that the too big and airflow disturbance that arouses of vibration amplitude when high frequency oscillation device moves from causing the discomfort or damage to the patient, on the other hand has reduced the noise that the high frequency oscillation device produced when moving, makes the operation of breathing machine more quiet.

Description

Breathing machine

Technical Field

The utility model relates to a medical health technical field particularly, relates to a breathing machine.

Background

Among the prior art, be provided with the high frequency oscillation device in the breathing machine and vibrate the ventilation with carrying out the high frequency to the patient, the high frequency oscillation device produces easily when moving and rocks and arouses the air current in the air duct and disturb, and then causes discomfort or damage to patient's lung.

SUMMERY OF THE UTILITY MODEL

The utility model provides a problem how to improve high frequency oscillation device's operating stability.

In order to solve the above problem, the utility model provides a breathing machine, including cavity structures, locating component, high frequency oscillation device and pipeline subassembly, high frequency oscillation device is located in the cavity structures, pipeline subassembly's input penetrates cavity structures with high frequency oscillation device intercommunication, high frequency oscillation device is suitable for to pass through pipeline subassembly carries the high frequency and vibrates the air current, locating component respectively with high frequency oscillation device with cavity structural connection, locating component encircles high frequency oscillation device sets up.

Optionally, the positioning assembly includes a first limiting ring, a second limiting ring and a buffer member, the first limiting ring is sleeved on the high-frequency oscillation device, the second limiting ring is connected to the inner wall of the cavity structure, and the buffer member is located between the first limiting ring and the second limiting ring and is respectively abutted against the first limiting ring and the second limiting ring.

Optionally, a limiting hole is formed in the second limiting ring, the limiting hole is radially arranged along the second limiting ring, the first limiting ring comprises a limiting column, and the limiting column penetrates through the limiting hole and is suitable for sliding in the limiting hole.

Optionally, the breathing machine further comprises a buffer device, the buffer device is installed in the cavity structure, and the buffer device is attached to one axial end of the first limiting ring.

Optionally, the buffering device includes a limiting member and an elastic member, the limiting member is connected to the inner wall of the cavity structure, and the elastic member is in positioning fit with the limiting member and at least partially attached to the first limiting ring.

Optionally, the ventilator further comprises an air flow regulating device, the output end of the conduit assembly is communicated with the air flow regulating device, and the air flow regulating device is used for buffering the air flow output from the conduit assembly.

Optionally, the pipe assembly includes a first pipe and a second pipe, the first pipe is respectively communicated with the air flow adjusting device and the high-frequency oscillation device, one end of the second pipe is communicated with the air flow adjusting device, and the other end of the second pipe is suitable for being communicated with the air source assembly.

Optionally, the ventilator further includes a pipeline fixing member, the pipeline fixing member is connected to the outer side wall of the cavity structure, and the pipeline fixing member is configured to fix the first pipeline and partition the first pipeline from the second pipeline.

Optionally, the ventilator further comprises a constant-frequency device, the constant-frequency device is communicated with the conduit assembly, and the constant-frequency device is used for conveying constant-frequency airflow through the conduit assembly.

Optionally, the respirator also includes base and shell, the base with the shell can be dismantled and be connected, the base with the shell surrounds formation cavity structures with pipe assembly's installation space.

Compared with the prior art, the breathing machine of the utility model has the advantages that:

the high-frequency oscillation device is arranged in the cavity structure, and the pipeline assembly is communicated with the high-frequency oscillation device, so that the high-frequency oscillation device can convey high-frequency oscillation airflow through the pipeline assembly, for example, the high-frequency oscillation airflow is conveyed to a patient end, and the high-frequency ventilation of a breathing machine is realized; the positioning assembly is respectively connected with the high-frequency oscillation device and the cavity structure, so that the positioning assembly can reduce the vibration amplitude of the high-frequency oscillation device, on one hand, the phenomenon that airflow disturbance is caused by overlarge vibration amplitude when the high-frequency oscillation device runs and discomfort or damage is caused to a patient can be prevented, on the other hand, noise generated when the high-frequency oscillation device runs is reduced, and the running of the breathing machine is quieter; through the positioning assembly encircles the setting of high frequency oscillation device, make the positioning assembly can be to high frequency oscillation device carries out circumference location, avoids unilateral location to cause high frequency oscillation device atress is inhomogeneous and heels, and then has increased high frequency oscillation device's operating stability.

Drawings

Fig. 1 is a schematic view of an overall structure of a ventilator according to an embodiment of the present invention;

fig. 2 is a schematic view of an installation structure of the cavity structure on the base in the embodiment of the present invention;

FIG. 3 is a schematic view of the connection structure of the duct assembly and the airflow regulating device in the embodiment of FIG. 2;

fig. 4 is a schematic view of an installation structure of the high-frequency oscillating device in the cavity structure according to the embodiment of the present invention;

fig. 5 is an enlarged schematic view of a cross-sectional structure of the positioning assembly in an embodiment of the present invention;

fig. 6 is a schematic structural view of a cavity structure and a buffer device in an embodiment of the present invention;

fig. 7 is an exploded view of a base in an embodiment of the invention;

fig. 8 is an exploded view of the housing in an embodiment of the invention.

Description of reference numerals:

11-a cavity structure; 111-opening; 112-a connecting plate; 12-a positioning assembly; 121-a first stop collar; 122-a second stop collar; 123-buffer member; 13-a buffer device; 131-a stopper; 132-an elastic member; 21-a high frequency oscillation device; 22-a pipe assembly; 221-a first conduit; 222-a second conduit; 223-a third line; 23-gas flow regulating means; 231-a safety valve; 232-high frequency switch valve; 233-air outlet; 234-flow regulating valve; 24-a gas source assembly; 25-a constant frequency device; 26-an atomizing device; 27-a filter; 28-a switching valve; 31-a pipeline fixing member; 32-a base; 321-a first side plate; 322-a second side panel; 323-a third side panel; 324-a fourth side panel; 325-bottom plate; 326-power supply bin; 327-a limiting part; 328-a cover plate; 33-a housing; 331-a mounting frame; 332-a limiting groove; 333-U shaped frame; 41-a display device; 42-a standby power supply component; 43-PCB circuit board.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, references to the description of the terms "an example," "one example," and "one implementation," etc., mean that a particular feature, structure, material, or characteristic described in connection with the example or implementation is included in at least one example or implementation of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or implementation. Furthermore, the particular features, structures, materials, or characteristics described may be implemented in any one or more embodiments or implementations.

Also, in the drawings, the Z-axis represents a vertical, i.e., up-down position, and a positive direction of the Z-axis (i.e., an arrow direction of the Z-axis) represents up, and a negative direction of the Z-axis (i.e., a direction opposite to the positive direction of the Z-axis) represents down; in the drawings, the X-axis represents a horizontal direction and is designated as a left-right position, and a positive direction of the X-axis (i.e., an arrow direction of the X-axis) represents a right side and a negative direction of the X-axis (i.e., a direction opposite to the positive direction of the X-axis) represents a left side; in the drawings, the Y-axis indicates the front-rear position, and the positive direction of the Y-axis (i.e., the arrow direction of the Y-axis) indicates the rear side, and the negative direction of the Y-axis (i.e., the direction opposite to the positive direction of the Y-axis) indicates the front side; it should be noted that the Z-axis, Y-axis and X-axis are only meant to facilitate the description of the present invention and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

An embodiment of the utility model provides a breathing machine, as shown in fig. 1, fig. 3 and fig. 4, the breathing machine includes cavity structures 11, locating component 12, high frequency oscillation device 21 and pipeline assembly 22, high frequency oscillation device 21 is located in cavity structures 11, pipeline assembly 22's input penetrates cavity structures 11 with high frequency oscillation device 21 intercommunication, high frequency oscillation device 21 is used for passing through pipeline assembly 22 carries high frequency oscillation air current, locating component 12 respectively with high frequency oscillation device 21 with cavity structures 11 connects, locating component 12 encircles high frequency oscillation device 21 sets up.

The respirator comprises a shell 33 and a base 32, wherein the shell 33 is connected with the base 32 through screws. An opening 111 for the high-frequency oscillation device 21 to enter and exit is formed in the bottom end of the cavity structure 11, a connecting plate 112 is arranged at the opening 111, the connecting plate 112 faces the outer side of the cavity structure 11, and the connecting plate 112 is connected with the base 32 through screws so as to connect the cavity structure 11 with the shell 33.

The high-frequency oscillation device 21 comprises a housing, an actuator, a piston and a diaphragm, wherein the actuator, the piston and the diaphragm are all accommodated in the housing, the diaphragm is arranged on the piston, and the actuator drives the piston to do linear reciprocating motion, so that gas generates positive and negative pressure waves in the housing.

Locating component 12 presents for the loop configuration, the mounting hole has been seted up in locating component 12's center department, high frequency oscillation device 21 wears to locate in the mounting hole, first connecting hole has been seted up on high frequency oscillation device 21's the casing, the second connecting hole has been seted up on locating component 12, the third connecting hole has been seted up on cavity structures 11, and the bolt fastener passes in proper order first connecting hole the second connecting hole with the third connecting hole is in order to realize cavity structures 11 locating component 12 with high frequency oscillation device 21's connection.

The pipe assembly 22 includes a first pipe 221, a through hole is opened on the cavity structure 11, and the first pipe 221 passes through the through hole to communicate with the high-frequency oscillation device 21. The ventilator comprises a patient end for communicating with a patient and delivering an airflow to the patient, and the other end of the first pipeline 221 is inserted into the patient end to deliver the high-frequency oscillating airflow. In an embodiment, a positioning sleeve is further disposed in the through-hole, the positioning sleeve is sleeved on the first pipeline 221, the inner wall of the positioning sleeve is attached to the first pipeline 221, and the positioning sleeve is used for limiting the displacement of the first pipeline 221 in the through-hole and preventing the first pipeline 221 from shaking to generate airflow disturbance.

This arrangement is advantageous in that the input end of the pipe assembly 22 is communicated with the high-frequency oscillating device 21 through the cavity structure 11 by disposing the high-frequency oscillating device 21 in the cavity structure 11, so that the high-frequency oscillating device 21 can deliver high-frequency oscillating airflow through the pipe assembly 22, for example, to the patient, thereby realizing high-frequency ventilation of the breathing apparatus, and the positioning assembly 12 is connected with the high-frequency oscillating device 21 and the cavity structure 11, respectively, so that the positioning assembly 12 can reduce the vibration amplitude of the high-frequency oscillating device 21, on one hand, the vibration amplitude of the high-frequency oscillating device 21 can be prevented from being too large to cause airflow disturbance when the high-frequency oscillating device 21 is operated, thereby causing discomfort or injury to the patient, on the other hand, the noise generated when the high-frequency oscillating device 21 is operated can be reduced, thereby making the breathing apparatus operate quieter, the positioning assembly 12 is arranged around the high-frequency oscillation device 21, so that the positioning assembly 12 can circumferentially position the high-frequency oscillation device 21, and the high-frequency oscillation device 21 is prevented from being tilted due to uneven stress caused by unilateral positioning, thereby increasing the operation stability of the high-frequency oscillation device 21.

As shown in fig. 4 and 5, the positioning assembly 12 includes a first limiting ring 121, a second limiting ring 122 and a buffer 123, the first limiting ring 121 is sleeved on the high-frequency oscillation device 21, the second limiting ring 122 is connected to the inner wall of the cavity structure 11, and the buffer 123 is located between the first limiting ring 121 and the second limiting ring 122 and is abutted to the first limiting ring 121 and the second limiting ring 122, respectively.

The first limit ring 121 is provided with a mounting hole, the mounting hole is arranged along the axial direction of the first limit ring 121, the high-frequency oscillation device 21 is arranged in the mounting hole in a penetrating manner, the inner wall of the first limit ring 121 is attached to the outer wall of the high-frequency oscillation device 21, and the first limit ring 121 is in bolt fastening connection with the high-frequency oscillation device 21. The second limiting ring 122 and the first limiting ring 121 are coaxially arranged, the second limiting ring 122 is sleeved on the first limiting ring 121, and the second limiting ring 122 is fastened and connected with the inner wall bolt of the cavity structure 11; the bolster 123 can be any one of spring, rubber pad or buffering cotton, the bolster 123 respectively with first spacing ring 121 with second spacing ring 122 screwed connection, the one end of bolster 123 with the laminating of first spacing ring 121 just has elastic force, the other end of bolster 123 with the laminating of second spacing ring 122 just has elastic force. In another embodiment, a planar structure is disposed on an outer side wall of the second position-limiting ring 122, and the planar structure is attached to an inner wall of the cavity structure 11 so that the second position-limiting ring 122 is in surface contact with the cavity structure 11. Thereby increasing the contact area between the second limiting ring 122 and the cavity structure 11, and further increasing the connection stability between the positioning component 12 and the cavity structure 11.

When the high-frequency oscillation device 21 generates vibration in a radial direction, the high-frequency oscillation device 21 drives the first limiting ring 121 to move in the radial direction, and on one hand, the buffer 123 can generate an elastic acting force opposite to the moving direction of the first limiting ring 121 to reduce the shaking amplitude of the high-frequency oscillation device 21; on the other hand, the buffer 123 may serve as a buffer area between the high-frequency oscillator 21 and the cavity structure 11 to slow down the vibration transmission between the high-frequency oscillator 21 and the cavity structure 11; thereby making the operation of the high frequency oscillation device 21 more stable.

As shown in fig. 4 and 5, the second limiting ring 122 is provided with a limiting hole 1221, the limiting hole 122 is disposed along the radial direction of the second limiting ring 122, the first limiting ring 121 includes a limiting post 1222, and the limiting post 1222 penetrates through the limiting hole 1221 and is adapted to slide in the limiting hole 1221.

Four limiting holes 1221 are provided, and the four limiting holes 1221 are arranged in a circumferential array along the second limiting ring 122; the position-limiting columns 1222 are arranged along the radial direction of the first position-limiting ring 121, the number of the position-limiting columns 1222 corresponds to the number of the position-limiting holes 1221, and the position-limiting columns 1222 are arranged coaxially with the position-limiting holes 1221. When the high-frequency oscillator 21 generates vibration in a radial direction, the first limit ring 121 follows the radial movement of the high-frequency oscillator 21 along the second limit ring 122, and the limit post 1222 can slide in the limit hole 1221, so as to prevent the first limit ring 121 from driving the second limit ring 122 to move, thereby weakening the vibration transmission between the high-frequency oscillator 21 and the cavity structure 11; on the other hand, when the high-frequency oscillator 21 vibrates in the axial direction, the stopper hole 1221 may also restrict the movement of the first stopper ring 122 in the axial direction by the stopper post 1222, so that the first stopper ring 121 may not only restrict the displacement of the high-frequency oscillator 21 in the radial direction, but also restrict the displacement of the high-frequency oscillator 21 in the axial direction (i.e., the Y-axis direction in the drawing), thereby further stabilizing the operation of the high-frequency oscillator 21. As shown in fig. 4 and 6, the breathing machine further includes a buffer device 13, the buffer device 13 is installed in the cavity structure 11, and the buffer device 13 is attached to one axial end of the first limiting ring 121.

The buffer device 13 may be any one of a hydraulic buffer, a spring buffer, or a rubber buffer. The buffer device 13 is in bolt fastening connection with the inner wall of the cavity structure 11. The buffer 13 is attached to one axial end of the first limit ring 121, and one end of the first limit ring 121 in the length direction refers to one end of the actuator of the high-frequency oscillator 21 in the linear reciprocating direction (i.e., the direction indicated by the Y-axis direction in the drawing). In one embodiment, there are four buffering devices 13, and four buffering devices 13 are respectively disposed on two axial sides of the first position-limiting ring 121. When the high-frequency oscillation device 21 pushes gas to generate positive and negative pressure waves, the high-frequency oscillation device 21 easily shakes in the direction (i.e. the Y-axis direction in the drawing) of pushing gas to generate positive and negative pressure waves, the buffer device 13 is mounted in the cavity structure 11, the buffer device 13 is attached to one axial end of the first limit ring 121, and the buffer device 13 can buffer the high-frequency oscillation device 21 through the first limit ring 121, so that the vibration amplitude of the high-frequency oscillation device 21 in the Y-axis direction is reduced, and the generation of air flow disturbance is avoided.

As shown in fig. 6, the buffering device 13 includes a limiting member 131 and an elastic member 132, the limiting member 131 is connected to the inner wall of the cavity structure 11, and the elastic member 132 is in positioning fit with the limiting member 131 and at least partially attached to the first limiting ring 121.

The limiting member 131 is a semi-surrounding structure, and the limiting member 131 is integrally connected with the inner wall of the cavity structure 11. The elastic member 132 is a cylinder structure, the elastic member 132 is embedded in the limiting member 131, at least a portion of the elastic member 132 is exposed from the limiting member 131, so that the elastic member 132 is attached to the first limiting ring 121, and the elastic member 132 may be made of an elastic material such as polyurethane, rubber, or silica gel.

The advantage of this arrangement is that, through the positioning cooperation between the position-limiting element 131 and the elastic element 132, the position-limiting element 131 can stop the elastic element 132, on one hand, the elastic element 132 can be prevented from shifting under the shaking of the first position-limiting ring 121 to achieve the buffering effect, and on the other hand, the elastic element 132 can be tightly attached to the first position-limiting ring 121 to enable a certain elastic acting force to be provided between the elastic element 132 and the first position-limiting ring 121, so that the elastic element 132 can stabilize the first position-limiting ring 121 in the length direction.

As shown in fig. 2 to 4, the ventilator further comprises a gas flow regulating device 23, the output end of the conduit assembly 22 is communicated with the gas flow regulating device 23, the gas flow regulating device 23 is suitable for being communicated with the patient end, and the gas flow regulating device 23 is used for regulating the gas flow output from the conduit assembly 22.

The gas flow adjusting device 23 is of a cavity structure, a gas inlet hole is formed in an upper end plate of the gas flow adjusting device 23 and communicated with the output end of the pipeline assembly 22, a gas outlet hole 233 is further formed in the gas flow adjusting device 23, a filter 27 is arranged at the position of the gas outlet hole 233 and used for filtering gas flow flowing out of the gas outlet hole 233, and therefore secondary infection of a patient caused by impurities in the gas flow is avoided. During the operation of the high-frequency oscillation device 21, the high-frequency oscillation device 21 delivers the high-frequency oscillation airflow to the airflow regulating device 23 through the pipe assembly 22, and then the airflow regulating device 23 delivers the high-frequency oscillation airflow to the patient side.

This arrangement has the advantage that the output end of the conduit assembly 22 is in communication with the gas flow regulating device 23, and the gas flow regulating device 23 is in communication with the patient end, so that the gas flow output by the conduit assembly 22 can firstly pass through the gas flow regulating device 23 and then enter the patient end, and the gas flow regulating device 23 performs buffer regulation on the gas flow output by the conduit assembly 22, so that the gas flow has stable frequency, flow rate and pressure, and the lung of the patient is prevented from being damaged due to unstable oscillation frequency of the gas flow.

As shown in fig. 3, the pipe assembly 22 includes a first pipe 221 and a second pipe 222, the first pipe 221 is communicated with the air flow regulator 23 and the high-frequency oscillator 21, one end of the second pipe 222 is communicated with the air flow regulator 23, and the other end of the second pipe 222 is adapted to be communicated with the air supply assembly 24.

The air source assembly 24 may be any one of a turbo fan, an axial flow fan or a pure oxygen compressed air source, the air flow adjusting device 23 is provided with a first air inlet and a second air inlet, one end of the second pipeline 222 is communicated with the output end of the air source assembly 24, the other end of the second pipeline 222 is inserted into the first air inlet, and the air source assembly 24 delivers air into the air flow adjusting device 23 through the second pipeline 222. One end of the first pipeline 221 is inserted into the second air inlet of the air flow adjusting device 23, and the other end of the first pipeline 221 is inserted into the input end of the high-frequency oscillation device 21. During the operation of the high-frequency oscillation device 21, the gas source assembly 24 delivers gas into the gas flow regulating device 23, and the high-frequency oscillation device 21 pumps the gas in the gas flow regulating device 23 back and forth, so that the gas in the gas flow regulating device 23 forms an oscillation gas flow. In one embodiment, the first pipe 221 is an arc-shaped pipe, and the arc-shaped pipe can buffer the airflow output by the high-frequency oscillation device 21 so that the airflow has a stable pressure and flow rate, and the airflow output by the high-frequency oscillation device 21 is more stable. In another embodiment, the air flow adjusting device 23 is further provided with a high-frequency switch valve 232, and the high-frequency switch valve 232 is used for controlling the second air inlet to open or close, so that the high-frequency air flow can be selectively opened or closed. In some embodiments, the airflow adjusting device 23 further has a third air inlet, and the third air inlet is further provided with a safety valve 231, where the safety valve 231 is used to control the third air inlet to open or close, and when other components of the airflow adjusting device 23 are in failure, for example, when other airflow cannot pass through due to power failure, the safety valve 231 may be opened, so that the breathing circuit of the patient is communicated with the atmosphere, and the like, to achieve the effect of safety guarantee.

This arrangement has the advantage that the gas source assembly 24 can deliver gas into the gas flow regulating device 23 through the second pipeline 222 by communicating with the gas source assembly 24 and the gas flow regulating device 23 through the second pipeline 222; through the first pipeline 221 respectively with the airflow adjusting device 23 and the high-frequency oscillation device 21 communicate, the high-frequency oscillation device 21 can realize the input and output of the airflow through the first pipeline 221, avoiding the need of additionally arranging a pipeline to convey the airflow to the high-frequency oscillation device 21, so that the pipeline can be integrated on the airflow adjusting device 23, reducing the volume of the breathing machine, and increasing the portability of the breathing machine.

As shown in fig. 2, the ventilator further includes a tube fixing member 31, the tube fixing member 31 is connected to an outer sidewall of the cavity structure 11, and the tube fixing member 31 is configured to fix the first tube 221 and separate the first tube 221 from the second tube 222.

The pipeline fixing member 31 is fastened and connected with the outer side wall of the cavity structure 11 by bolts, the pipeline fixing member 31 is a U-shaped structure, the pipeline fixing member 31 completely covers the area where the second pipeline 222 is located, the pipeline fixing member 31 includes a side plate, the side plate is disposed between the first pipeline 221 and the second pipeline 222, and the side plate partitions the area where the first pipeline 221 and the second pipeline 222 are located. Therefore, the pipe fixing member 31 is connected to the outer side wall of the cavity structure 11, so that the pipe fixing member 31 can fix the second pipe 222 to the cavity structure 11, and the high-frequency oscillation device 21 drives the first pipe 221 to shake during operation, and the pipe fixing member 31 separates the first pipe 221 from the second pipe 222, thereby preventing the first pipe 221 from colliding with the second pipe 222 to affect the stability of the airflow.

As shown in fig. 2 to 3, the ventilator further includes a constant frequency device 25, the constant frequency device 25 is communicated with the conduit assembly 22, and the constant frequency device 25 is used for delivering a constant frequency airflow to the patient end through the conduit assembly 22.

The constant frequency device 25 may be any one of a mechanical constant frequency ventilator or a constant frequency ventilator. The pipeline assembly 22 further comprises a third pipeline 223, one end of the third pipeline 223 is communicated with the air source assembly 24, the other end of the third pipeline 223 is communicated with the constant-frequency device 25, the air source assembly 24 is used for passing through the third pipeline 223 to convey air flow to the constant-frequency device 25, a fourth air inlet hole is further formed in the air flow adjusting device 23, the constant-frequency device 25 is communicated with the fourth air inlet hole through a pipeline, a flow adjusting valve 234 is further arranged at the fourth air inlet hole, and the flow adjusting valve 234 is used for adjusting the air flow of the constant-frequency ventilating device to the air flow adjusting device 23. In the operation process of the respirator, when a constant-frequency airflow needs to be delivered to a patient, the flow regulating valve 234 is opened so that the constant-frequency ventilating device can deliver the constant-frequency airflow to the airflow regulating device 23, the airflow regulating device 23 delivers the constant-frequency airflow to the patient end to achieve the delivery of the constant-frequency airflow, and when a high-frequency airflow needs to be delivered to the patient, the flow regulating valve 234 is closed, the high-frequency switch valve 232 is opened, and then the delivery of the high-frequency airflow is achieved. In an embodiment, the breathing machine further includes an atomization device 26, the atomization device 26 is communicated with the pipeline assembly 22, the atomization device 26 is connected to the cavity structure 11 by bolt fastening, and the atomization device 26 is used for atomizing the medicine and delivering the atomized medicine to the patient end through the pipeline assembly 22.

The advantage of this arrangement is that the constant frequency device 25 communicates with the conduit assembly 22, so that the constant frequency device 25 can deliver a constant frequency airflow to the patient end through the conduit assembly 22, thereby the ventilator has both functions of high frequency ventilation and constant frequency ventilation, and the application range of the ventilator is increased.

As shown in fig. 1, fig. 7 and fig. 8, the ventilator further includes a base 32 and a housing 33, the base 32 is detachably connected to the housing 33, and the base 32 and the housing 33 surround to form an installation space of the cavity structure 11 and the duct assembly 22.

The base 32 is connected to the housing 33 by screws, the base 32 includes a first side plate 321, a second side plate 322, a third side plate 323, a fourth side plate 324, and a bottom plate 325, the first side plate 321, the second side plate 322, and the bottom plate 325 are integrally connected, a first through hole is formed in the first side plate 321, the gas transmission end of the gas flow adjusting device 23 is inserted into the first through hole, a second through hole is further formed in the first side plate 321, the breath switching valve 28 is inserted into the second through hole, and the breath switching valve 28 is used for controlling the switching operation between the exhalation phase and the inhalation phase of the patient. Second curb plate 322 with first curb plate 321 sets up relatively, be provided with the reference column on the second curb plate 322, the reference column is used for fixing a position PCB circuit board 43, PCB circuit board 43 is used for the hardware communication of breathing machine. The cavity structure 11 is screwed to the bottom plate 325 and is located between the first side plate 321 and the second side plate 322. The third side plate 323 is respectively connected with the first side plate 321 and the second side plate 322, the air source assembly 24 is in screw connection with the third side plate 323, an avoiding hole is formed in the third side plate 323, and an air flow input end of the air source assembly 24 corresponds to the avoiding hole. The fourth side plate 324 is opposite to the third side plate 323, the fourth side plate 324 is connected to the first side plate 321 and the second side plate 322, the fourth side plate 324 is used for reinforcing the first side plate 321 and the second side plate 322, and preventing the first side plate 321 and the second side plate 322 from deforming and tilting, and the constant frequency device 25 is connected to the fourth side plate 324 by screws. In another embodiment, the ventilator further comprises a U-shaped frame 333, the inner wall of the U-shaped frame 333 is screwed with the base 32, and the outer wall of the U-shaped frame 333 is connected with the casing 33.

This configuration has the advantage that the base 32 and the housing 33 enclose the installation space of the chamber structure 11 and the duct assembly 22, so that the chamber structure 11 and the duct assembly 22 can be installed in the base 32, and the housing 33 and the base 32 can protect the chamber structure 11 and the duct assembly 22, and the housing 33 and the base 32 can be detachably connected to facilitate the dismounting and installation of the housing 33, thereby facilitating the maintenance of the internal components of the ventilator.

As shown in fig. 7, the breathing apparatus further includes a standby power supply assembly 42, a power supply bin 326 is disposed on the base 32, and the standby power supply assembly 42 is installed in the power supply bin 326.

The standby power supply component 42 may be an uninterruptible power supply or an emergency power supply, the power supply bin 326 is disposed on a sidewall of the base 32 away from the cavity structure 11, a plurality of heat dissipation holes are disposed on an inner wall of the power supply bin 326, the heat dissipation holes cover an area where the standby power supply component 42 is located, a cover plate 328 is disposed at an opening of the power supply bin 326, the cover plate 328 is connected to the base 32 by screws, and the cover plate 328 is used for fixing the standby power supply component 42 in the power supply bin 326. Therefore, when power is cut off accidentally, the standby power supply assembly 42 can supply power to the respirator to maintain the normal operation of the respirator through the arrangement of the standby power supply assembly 42, and the effect of safety guarantee is achieved.

As shown in fig. 1 and fig. 8, the housing 33 further includes a mounting frame 331, the mounting frame 331 is suitable for mounting the display device 41, a limiting groove 332 is formed on the mounting frame 331, the base 32 includes a limiting portion 327, and the limiting portion 327 is in limiting fit with the limiting groove 332.

The mounting bracket 331 is provided with a mounting groove, the display device 41 is connected with the mounting groove by screws, the display device 41 can be a liquid crystal display or an LED display, and the display device 41 is used for displaying any one of work state information, early warning information, input interface information or patient information of the breathing machine. The limiting portion 327 may include a clamping edge, and the clamping edge is engaged with the limiting groove 332. In an embodiment, the ventilator further includes a sealing ring, the sealing ring is disposed between the mounting frame 331 and the base 32, the sealing ring can prevent moisture or dust in the air from entering the base 32, and sealing of the base 32 is achieved.

The advantage that sets up like this, through the setting of mounting bracket 331, make display device 41 can install in on mounting bracket 331, through spacing portion 327 with spacing cooperation of spacing groove 332, realized mounting bracket 331's installation, when needs are installed during mounting bracket 331, only need with spacing portion 327 inserts on spacing groove 332, when needs are dismantled during mounting bracket 331, only need with mounting bracket 331 takes out, has simplified the dismouting step of mounting bracket 331, and is more convenient.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to fall within the scope of the present disclosure.

Claims (10)

1. The utility model provides a breathing machine, its characterized in that, includes cavity structures (11), locating component (12), high frequency oscillation device (21) and pipeline assembly (22), high frequency oscillation device (21) are located in cavity structures (11), the input of pipeline assembly (22) penetrates cavity structures (11) with high frequency oscillation device (21) intercommunication, high frequency oscillation device (21) are suitable for to pass through pipeline assembly (22) output high frequency oscillation air current, locating component (12) respectively with high frequency oscillation device (21) with cavity structures (11) are connected, locating component (12) encircle high frequency oscillation device (21) set up.

2. The ventilator according to claim 1, wherein the positioning assembly (12) comprises a first limiting ring (121), a second limiting ring (122) and a buffer (123), the first limiting ring (121) is sleeved on the high-frequency oscillation device (21), the second limiting ring (122) is connected with an inner wall of the cavity structure (11), and the buffer (123) is located between the first limiting ring (121) and the second limiting ring (122) and is abutted against the first limiting ring (121) and the second limiting ring (122), respectively.

3. The ventilator according to claim 2, wherein the second limiting ring (122) is provided with a limiting hole (1221), the limiting hole (1221) is arranged along a radial direction of the second limiting ring (122), the first limiting ring (121) comprises a limiting post (1222), and the limiting post (1222) is arranged in the limiting hole (1221) in a penetrating manner and is suitable for sliding in the limiting hole (1221).

4. The respirator of claim 2, further comprising a buffer device (13), wherein the buffer device (13) is installed in the cavity structure (11), and the buffer device (13) is attached to one axial end of the first limit ring (121).

5. The respirator according to claim 4, wherein the cushioning device (13) comprises a retaining member (131) and an elastic member (132), the retaining member (131) is connected to the inner wall of the cavity structure (11), and the elastic member (132) is in positioning fit with the retaining member (131) and at least partially attached to the first retaining ring (121).

6. The ventilator of claim 1, further comprising a flow regulating device (23), an output end of the conduit assembly (22) being in communication with the flow regulating device (23), the flow regulating device (23) being for buffering the flow of gas output from the conduit assembly (22).

7. The ventilator of claim 6, wherein the conduit assembly (22) comprises a first conduit (221) and a second conduit (222), the first conduit (221) being in communication with the flow regulating device (23) and the high frequency oscillating device (21), respectively, one end of the second conduit (222) being in communication with the flow regulating device (23), the other end of the second conduit (222) being adapted to be in communication with a gas source assembly (24).

8. The ventilator according to claim 7, further comprising a tube fixing member (31), wherein the tube fixing member (31) is connected to an outer sidewall of the cavity structure (11), and the tube fixing member (31) is used for fixing the first tube (221) and isolating the first tube (221) and the second tube (222).

9. The ventilator of claim 1, further comprising a constant frequency device (25), the constant frequency device (25) in communication with the conduit assembly (22), the constant frequency device (25) for outputting a constant frequency airflow through the conduit assembly (22).

10. The ventilator according to any one of claims 1-9, further comprising a base (32) and a housing (33), wherein the base (32) is detachably connected to the housing (33), and the base (32) and the housing (33) surround to form an installation space of the cavity structure (11) and the duct assembly (22).

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