CN217286819U

CN217286819U - Double-level respirator

Info

Publication number: CN217286819U
Application number: CN202220981825.6U
Authority: CN
Inventors: 沈嘉琪; 孟舜; 周建新; 马斐
Original assignee: Suzhou Airike Medical Technology Co ltd
Current assignee: Suzhou Airike Medical Technology Co ltd
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-08-26
Anticipated expiration: 2032-04-26

Abstract

A bi-level respirator belongs to the technical field of medical equipment. Including drain pan, last casing, fan subassembly, water tank and heating plate, the drain pan separate into antechamber and back chamber with the shell chamber through a division board, fan unit mount lean on the position on right side in the antechamber, including fan base, amortization seat, fan, wind channel, heat dissipation lid and fan upper cover, the fan pass through the amortization seat and install in the die cavity of fan base, the wind channel constitute for the L type, its one end and fan intercommunication, the other end pass the air flue hole of stepping down on the division board and extend into the back intracavity, the heat dissipation lid is established on the fan, water tank subassembly and heating plate set up in the back intracavity, water tank subassembly include box, case lid and outlet duct, the box set up on the heating plate, the air intake that is used for connecting the wind channel is offered to one side of box in the front chamber. The advantages are that: the path of the air flow passing through the bottom shell is changed, the damping and noise reduction of the fan are achieved, and the service life of the fan is prolonged.

Description

Double-level respirator

Technical Field

The utility model belongs to the technical field of medical equipment, concretely relates to two horizontal breathing machines.

Background

In modern clinical medicine, a ventilator is a vital medical equipment which can artificially replace autonomous ventilation, prevent and treat respiratory failure, reduce complications and save and prolong the life of a patient, and is widely applied to anesthesia respiratory management, respiratory support treatment and emergency resuscitation. The breathing machine for treating the respiratory disorder caused by poor lung function, lung failure, sleep apnea syndrome and the like is a bi-level breathing machine, and the concept of the bi-level breathing machine is to provide a set higher inspiratory pressure and a set lower expiratory pressure for a patient and automatically switch the breathing pressure in the breathing process of the patient. The ventilator draws air from the blower and then provides the air to the user through the humidifier. The prior respirator structure has the following disadvantages in use: firstly, the air flows between the fan and the water tank of the humidifier, the generated flow noise is large, and the breathing machine is generally placed beside a user, so the flow noise can influence the sleep of the user; its two, because the inlet channel of water tank is nearer with outlet channel's distance, gaseous often directly gets into outlet channel after the inlet channel flows, does not pass through the liquid humidification, and the water tank does not have due humidification effect like this, makes the gaseous comparatively dry of breathing machine outflow, brings the discomfort for the user.

In view of the above-mentioned prior art, there is a need for an improved construction of existing ventilators, for which the applicant has made an advantageous design, and the solution described below is made in this context.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high efficiency, fall make an uproar and gaseous two horizontal breathing machine that can obtain abundant humidification.

The utility model aims at reaching like this, a two level breathing machine, including drain pan, last casing, fan subassembly, water tank and heating plate, its characterized in that: the fan assembly is arranged at the position close to the right side of the front cavity and comprises a fan base, a silencing seat, a fan, an air duct, a heat dissipation cover and a fan upper cover, wherein the fan base is fixedly arranged on the bottom wall of the front cavity, the fan is arranged in a cavity of the fan base through the silencing seat, the air duct is in an L shape, one end of the air duct is communicated with the fan, the other end of the air duct penetrates through an air duct abdicating hole in the separating plate and extends into the rear cavity, the heat dissipation cover is arranged on the fan in a covering manner, the fan upper cover is arranged in a matching manner with the fan base to shield the cavity of the fan base, and the fan base is provided with an air inlet corresponding to the air inlet cover, the water tank subassembly and heating plate set up at the rear cavity, the water tank subassembly include box, case lid and outlet duct, the box setting on the heating plate, the air intake that is used for connecting the wind channel is offered to one side of chamber before the box is towards, the upper end opening adaptation installation of case lid and box, the outlet duct set up on the case lid, its upper end passes casing and external intercommunication, the bottom extends into in the box.

The utility model discloses a specific embodiment, the drain pan include demountable assembly's preceding, posterior lateral plate, preceding curb plate be provided with the mainboard in one side towards the shell chamber, then be provided with display screen, menu button and fly the shuttle button in outside one side, the menu button with fly the shuttle button and establish the both sides at the display screen separately, mainboard and fan, heating plate, display screen, menu button and fly shuttle button electricity and be connected.

In another specific embodiment of the present invention, the air duct is provided with a flow sensor, the main board is integrated with a pressure sensor, the pressure sensor is communicated with the air duct through a silica gel air pipe, and the flow sensor and the pressure sensor are respectively connected with the main board electrically.

The utility model discloses a still another concrete embodiment, still include power source, power source set up and be in the ante-chamber lean on left position, the ante-chamber on the left side wall and corresponding power source and seted up electrical socket, power source insert external power source, for the mainboard power supply.

In another specific embodiment of the present invention, the fan base is provided with an air inlet sealing ring on the air inlet, and the air inlet sealing ring is clamped between the air inlet and the air inlet cover; the end of the air duct connected with the air inlet of the box body is provided with a connecting sealing ring.

In still another specific embodiment of the present invention, the silencing seat is filled with silica gel.

In yet another specific embodiment of the present invention, the water tank assembly further comprises a pair of tank cover pressing blocks, and the tank cover pressing blocks are respectively disposed at two ends of the tank cover in the length direction for realizing tight connection between the tank cover and the tank body.

In a more specific embodiment of the present invention, the upper case forms a notch at a position corresponding to the water tank assembly at the rear side, and a flip is provided on the notch, the upper flip is provided with an outlet duct abdicating hole for the outlet duct of the water tank assembly to pass through, the upper flip is provided with a pair of buckles at the rear end interval, the rear side plate of the bottom case is provided with a clamping groove corresponding to the buckle and installed with the buckle in an adaptive manner.

In yet another specific embodiment of the present invention, the upper housing is provided with a locking block at one end of the upward flip, the locking block is provided with a spring bolt at one side of the upward flip, and the upper flip is provided with a bayonet corresponding to the spring bolt.

The utility model discloses a still more and a concrete embodiment, still include the silica gel gasket, the mainboard have set gradually SD card socket, USB interface and USBmini interface at right-hand member top-down, last casing on correspond the SD card socket and seted up upper housing groove to set up the SD card in upper housing groove and let the bit mouth, the drain pan correspond upper housing groove and form the drain pan recess, and set up USB and let the bit mouth and USBmini in the drain pan recess, the first one of silica gel gasket inlay and establish in upper housing groove, the lower half inlays and establishes in the drain pan recess.

The utility model discloses owing to adopted above-mentioned structure, compare with prior art, the beneficial effect who has is: the path of the air flow passing through the bottom shell is changed, the shock absorption and noise reduction of the fan are realized, and the service life of the fan is prolonged; meanwhile, the path of the air flow is further controlled through the separating plate and the L-shaped air channel, and the noise generated by the air flow is reduced as much as possible in the limited space of the bottom shell; the silencing seat filled with silica gel is adopted in the fan assembly, so that the elastic connection with the bottom shell is realized, and the noise generated by gas passing through the inside of the fan can be improved; the air flow path of the air flow in the water tank is changed, so that the effect of sufficient humidification is achieved, and the noise caused by air flow is further dispersed; through the whole layout of the air inlet path and the air outlet path, the air inlet machine can be prevented from being reversely filled with water vapor in the air path.

Drawings

Fig. 1 is an exploded view of the present invention.

In the figure: 1. the air conditioner comprises a bottom shell, 11 front cavities, 111 air inlet covers, 1111 air inlet holes, 12 rear cavities, 13 separating plates, 131 air passage abdicating holes, 14 front side plates, 141 main plates, 142 display screens, 143 menu buttons, 144 shuttle flying buttons, 15 rear side plates, 151 clamping grooves, 16 power jacks, 17 bottom shell grooves; 2. the upper cover, 21 notches, 22 upper flip covers, 221 air outlet pipe abdicating holes, 222 buckles, 23 locking blocks, 231 spring bolts and 24 upper shell grooves; 3. the air conditioner comprises a fan assembly, a fan base, a fan inlet 311, an air inlet 312, an air inlet sealing ring, a silencing seat 32, a fan 33, an air channel 34, an air channel 341, a flow sensor 342, a connecting sealing ring 35, a heat dissipation cover 36 and a fan upper cover; 4. a water tank component, 41, a tank body, 411, an air inlet, 42, a tank cover, 43, an air outlet pipe and 44, and a tank cover pressing block; 5. heating the plate; 6. a power interface; 7. and (5) sealing the silicon gel sheet.

Detailed Description

The following detailed description of the embodiments of the present invention is provided in conjunction with the accompanying drawings, but the description of the embodiments is not intended to limit the technical solutions, and any changes made in the form of the present invention rather than the essential changes should be considered as the protection scope of the present invention.

In the following description, all the concepts related to the directions (or the orientations) of up, down, left, right, front and rear are given for the position state of the drawing being described, and are for the convenience of the public understanding, and thus, cannot be construed as a limitation to the technical solution provided by the present invention.

Referring to fig. 1, the present invention relates to a bi-level respirator, which comprises a bottom shell 1, an upper shell 2, a blower assembly 3, a water tank assembly 4 and a heating plate 5. The bottom shell 1 divides the shell cavity into a front cavity 11 and a rear cavity 12 through a separating plate 13, and the upper shell 2 is matched with the upper end opening of the bottom shell 1. The right side wall of the front cavity 11 is provided with an air inlet cover 111, and an air inlet 1111 is distributed on the air inlet cover 111. The fan assembly 3 is installed near the right side of the front cavity 11 and comprises a fan base 31, a silencing seat 32, a fan 33, an air duct 34, a heat dissipation cover 35 and a fan upper cover 36. Fan base 31 and the diapire fixed mounting of front chamber 11, fan 33 install in fan base 31's die cavity through amortization seat 32, amortization seat 32 intussuseption be filled with silica gel material, can realize the elastic connection of fan subassembly 3 and drain pan 1, improve the noise that gas produced through the inside of fan 33. The air duct 34 is formed in an L shape, one end of which is communicated with the fan 33, and the other end of which extends into the rear cavity 12 through an air duct relief hole 131 on the separating plate 13. By using the L-shaped air duct 34, the flow path of the air can be extended as much as possible in the limited space of the bottom case 1, and the noise generated by the air flow can be reduced as much as possible. The heat dissipation cover 35 is covered on the fan 33, and the fan upper cover 36 is installed in a manner of being matched with the fan base 31 to shield the cavity of the fan base 31. Fan base 31 on correspond air inlet cover 111 and be provided with air inlet 311 to set up air inlet sealing washer 312 on air inlet 311, air inlet sealing washer 312 card establish between air inlet 311 and air inlet cover 111, seal the inlet end of fan 33, prevent gas leakage. Water tank set 4 and heating plate group 5 set up in back chamber 12, water tank set 4 include box 41, case lid 42 and outlet duct 43, box 41 set up on heating plate 5. An air inlet 411 for connecting the air duct 34 is opened at one side of the case 41 facing the front cavity 11, and a connecting sealing ring 342 is provided at the end of the air duct 34 connected with the air inlet 411 of the case 41. The box cover 42 is installed in a matching manner with the upper end opening of the box body 41, and box cover press blocks 44 are respectively arranged at two ends of the box cover 42 in the length direction and used for realizing tight connection between the box cover 42 and the box body 41. The air outlet pipe 43 is arranged on the box cover 42, the upper end of the air outlet pipe penetrates through the upper shell 2 to be communicated with the outside, and the bottom end of the air outlet pipe extends into the box body 41. In the present design, the path of the gas flowing through the case 41 is extended, so that the gas can be humidified sufficiently, and the gas supply effect can be improved.

The upper shell 2 forms a gap 21 at the rear side corresponding to the position of the water tank assembly 4, the gap 21 is provided with a flip 22, the upper flip 22 is provided with an air outlet pipe abdicating hole 221 for the air outlet pipe 43 of the water tank assembly 4 to pass through, the upper flip 22 is provided with a pair of buckles 222 at the rear end at intervals, and the rear side plate 15 of the bottom shell 1 is provided with a clamping groove 151 correspondingly arranged with the buckles 222. One end of the upper shell 2 facing the upward flip 22 is provided with a locking block 23, one side of the locking block 23 facing the upward flip 22 is provided with a spring bolt 231, and the upper flip 22 is provided with a bayonet 223 corresponding to the spring bolt 231.

The utility model changes the path of the air flow passing through the bottom shell 1, and reduces the noise generated by the air flow in the limited space of the bottom shell 1 as much as possible; the fan component adopts the silencing seat filled with the foaming silica gel to realize the elastic connection with the bottom shell, so that the noise generated by the air passing through the inside of the fan can be improved; the air flow path of the air flow in the water tank is changed, so that the effect of sufficient humidification is achieved, and the noise caused by air flow is further dispersed; through the whole layout of the air inlet path and the air outlet path, the air inlet machine can be prevented from being reversely filled with water vapor in the air path.

Further, the bottom case 1 includes front and

rear side plates

14 and 15 detachably assembled. The front side plate 14 is provided with a main plate 141 on one side facing the housing cavity, and is provided with a display screen 142, a menu button 143 and a shuttle button 144 on one side facing outward, the menu button 143 and the shuttle button 144 are respectively arranged on two sides of the display screen 142, the display screen 142 displays working parameters, the menu button 143 is used for menu selection, and the shuttle button 144 is used for adjusting the working parameters. The main board 141 is electrically connected with the fan 33, the heating plate 5, the display 142, the menu button 143 and the shuttle button 144. The air duct 34 is provided with a flow sensor 341, the main board 141 is integrated with a pressure sensor, the pressure sensor is communicated with the air duct 34 through a silica gel air pipe, and the flow sensor 341 and the pressure sensor are respectively electrically connected with the main board 141. The connection between the main board 141 and the blower 33, the heating plate 5, the display screen 142, the menu button 143, the shuttle button 144, the flow sensor 341, and the pressure sensor is applied, which belongs to the prior art and is omitted herein for details.

Mainboard 141 at right end top-down set gradually SD card socket, USB interface and USBmini interface, last casing 2 on correspond the SD card socket and seted up upper housing groove 24 to set up the SD card in upper housing groove 24 and let the position mouth, drain pan 1 correspond upper housing groove 24 and form drain pan recess 17, and set up USB and let the position mouth and USBmini in drain pan recess 17 and let the position mouth, the first half of a silica gel gasket 7 inlays to be established in upper housing groove 24, the lower half inlays to be established in drain pan recess 17 for each external port to the breathing machine carries out sealed protection.

Further, the utility model discloses still include power source 6, power source 6 set up and be in antechamber 11 lean on left position, antechamber 11 on the left side wall and correspond power source 6 and seted up electrical socket 16, power source 6 insert external power source, supply power for mainboard 141.

The breathing machine adopts a double-level working mode, when a patient breathes, the main board 141 controls the fan 33 to work, and when the patient breathes, a pressure is given during expiration, and the pressure is lower than the inspiration pressure, so that the breathing machine is more suitable for natural breathing and eliminates carbon dioxide in the body; during inspiration, a frequency approximating physiological respiration is imparted by adjusting the pressure.

Claims

1. The utility model provides a two horizontal breathing machines, includes drain pan (1), upper housing (2), fan subassembly (3), water tank set spare (4) and heating plate (5), its characterized in that: bottom shell (1) separate into antechamber (11) and back chamber (12) with the shell chamber through a separation plate (13), last casing (2) and the uncovered looks adaptation in upper end of bottom shell (1), antechamber (11) be provided with air inlet cover (111) on the wall of right side, air inlet cover (111) on distribute and have inlet port (1111), fan subassembly (3) install the position that leans on the right side in antechamber (11), including fan base (31), amortization seat (32), fan (33), wind channel (34), cooling cover (35) and fan upper cover (36), fan base (31) and the diapire fixed mounting of antechamber (11), fan (33) install in the die cavity of fan base (31) through amortization seat (32), wind channel (34) constitute for the L type, its one end communicates with fan (33), the other end passes air flue on separation plate (13) and lets a hole (131) extend into back chamber (12), heat dissipation cover (35) lid establish on fan (33), fan upper cover (36) and fan base (31) adaptation installation, cover the die cavity of fan base (31) and protect, fan base (31) on correspond air inlet cover (111) and be provided with air inlet (311), water tank subassembly (4) and heating plate (5) set up in back chamber (12), water tank subassembly (4) including box (41), case lid (42) and outlet duct (43), box (41) set up on heating plate (5), air intake (411) that are used for connecting wind channel (34) are offered to one side of chamber (11) in the orientation to box (41), case lid (42) and the upper end opening adaptation installation of box (41), outlet duct (43) set up on case lid (42), its upper end passes upper casing (2) and communicates with the external world, the bottom end extends into the box body (41).

2. The bi-level respirator of claim 1, wherein the bottom shell (1) comprises a front side plate and a rear side plate (14, 15) which are detachably assembled, the front side plate (14) is provided with a main plate (141) at one side facing the shell cavity, a display screen (142), a menu button (143) and a shuttle flying button (144) are arranged at one side facing outward, the menu button (143) and the shuttle flying button (144) are respectively arranged at two sides of the display screen (142), and the main plate (141) is electrically connected with the fan (33), the heating plate (5), the display screen (142), the menu button (143) and the shuttle flying button (144).

3. The bi-level respirator of claim 2, wherein the air duct (34) is provided with a flow sensor (341), the main board (141) is integrated with a pressure sensor, the pressure sensor is communicated with the air duct (34) through a silica gel air tube, and the flow sensor (341) and the pressure sensor are respectively electrically connected with the main board (141).

4. The bi-level respirator of claim 2, further comprising a power interface (6), wherein the power interface (6) is disposed at a position of the front cavity (11) close to the left side, the front cavity (11) is disposed on the left side wall and has a power jack (16) corresponding to the power interface (6), and the power interface (6) is connected to an external power source to supply power to the main board (141).

5. The bi-level respirator of claim 1, wherein the blower base (31) is provided with an air inlet seal ring (312) at the air inlet (311), the air inlet seal ring (312) is clamped between the air inlet (311) and the air inlet cover (111); the end part of the air duct (34) connected with the air inlet (411) of the box body (41) is provided with a connecting sealing ring (342).

6. The bi-level ventilator of claim 1 wherein the sound attenuating mount (32) is filled with silicone.

7. The bi-level respirator of claim 1, wherein the water tank assembly (4) further comprises a pair of cover pressing blocks (44), and the cover pressing blocks (44) are respectively arranged at two ends of the cover (42) in the length direction and are used for realizing tight connection between the cover (42) and the box body (41).

8. The double-level respirator of claim 2, wherein the upper housing (2) forms a notch (21) at a position corresponding to the water tank assembly (4) at the rear side, and the notch (21) is provided with an upper flip (22), the upper flip (22) is provided with an air outlet pipe abdicating hole (221) for the air outlet pipe (43) of the water tank assembly (4) to pass through, the upper flip (22) is provided with a pair of buckles (222) at the rear end at intervals, and the rear side plate (15) of the bottom shell (1) is provided with a clamping groove (151) corresponding to the buckle (222) and installed in a matching manner with the buckle (222).

9. The bi-level respirator of claim 8, wherein the upper housing (2) is provided with a locking block (23) at one end facing the upper flip (22), the locking block (23) is provided with a spring bolt (231) at one side facing the upper flip (22), and the upper flip (22) is provided with a bayonet (223) corresponding to the spring bolt (231).

10. The double-level respirator of claim 2, further comprising a silicone sealing sheet (7), wherein the main board (141) is provided with an SD card socket, a USB interface and a USBmini interface from top to bottom at the right end, the upper housing (2) is provided with an upper housing groove (24) corresponding to the SD card socket, and the upper housing groove (24) is provided with an SD card yielding port, the bottom housing (1) forms a bottom housing groove (17) corresponding to the upper housing groove (24), and the bottom housing groove (17) is provided with a USB yielding port and a USBmini yielding port, the silicone sealing sheet (7) is embedded in the upper housing groove (24), and the lower half portion is embedded in the bottom housing groove (17).