CN209713903U - Attachment device and breathing apparatus - Google Patents

Abstract

The utility model belongs to the field of medical instrument technology more particularly to a kind of attachment device and breathing apparatus, and attachment device includes machine connector, control box and ventilator interface；Control box is installed on machine connector, it controls and is equipped with control chip and alarm in box, the side for controlling box is equipped with the first contact, ventilator interface is equipped with the second contact, alarm, the first contact and the second contact are electrically connected with control chip, machine connector is plugged in ventilator interface, the first contact and the second contact is in contact so that alarm is short-circuit.The attachment device of the utility model, when in use, when machine connector and interface are loosened or are fallen off, first contact and the second contact disconnect, warning member sounds an alarm, and then reminds patient that the machine connector for loosening or falling off is plugged on ventilator in time in time, to avoid gas leakage, to improve the therapeutic effect of breathing apparatus, while also avoiding the waste of oxygen or pharmaceutical gas.

Description

Attachment device and breathing apparatus

Technical field

The utility model belongs to the field of medical instrument technology more particularly to a kind of attachment device and breathing apparatus.

Background technique

Breathing apparatus is important Medical Devices, it can provide required oxygen or pharmaceutical gas etc. for patient, exhales Equipment is inhaled to generally comprise ventilator, breathing mask and be in charge of component in being connected between breathing mask and ventilator；But mesh Before in divide be usually that connection is realized using machine connector between body and ventilator, and in actual use process In, in be in charge of the influence (such as patient pull) that component is susceptible to external force, this be easy for causing in be in charge of component and breathing The junction of machine, which occurs to loosen, perhaps to fall off to the case where gas leakage such as oxygen or pharmaceutical gas occur, and then reduce breathing The therapeutic effect of equipment, and cause the waste of oxygen or pharmaceutical gas.

Utility model content

The purpose of this utility model is to provide a kind of attachment devices, it is intended to solve ventilator in the prior art and divide in Attachment device between tube assembly is easy to loosen or fall off and cause the technical problem of breathing apparatus therapeutic effect difference.

A kind of attachment device that in order to achieve the above purposes, the technical solution adopted by the utility model is:, including machine connection Head, control box and ventilator interface；The control box is installed on the machine connector, and control core is equipped in the control box The side of piece and alarm, the control box is equipped with the first contact, and the ventilator interface is equipped with the second contact, institute It states alarm, first contact and second contact to be electrically connected with the control chip, the machine connection Head is plugged in the ventilator interface, first contact and second contact is in contact so that the alarm Short circuit.

Further, pressure sensor, the pressure sensor and the control core are additionally provided in the machine connector Piece is electrically connected alarm and the air pressure signal for will test in the machine connector feed back to the control chip with Control whether the alarm sounds an alarm.

Further, touch-control component is additionally provided on the control box, the touch-control component electrically connects with the control chip It connects.

The utility model has the beneficial effects that the attachment device of the utility model, will be connected in the machine be in charge of on body connect Connector is plugged on the ventilator interface on ventilator, while on the first contact and ventilator interface of machine connector Two contacts, so that alarm is short-circuit, alarm is not sounded an alarm, i.e. expression machine connector is steadily plugged on ventilator Ventilator interface on, gas leak phenomenon is not present, alarm do not sound an alarm；Loosen when machine connector and ventilator interface or When person falls off, the first contact and the second contact are disconnected, so that alarm sounds an alarm, and then remind patient in time It to be in charge of body by in time to be plugged on ventilator, to avoid gas leakage, it can be ensured that breathing apparatus has good therapeutic effect, To avoid the waste of oxygen or pharmaceutical gas.

The utility model use another solution is that include ventilator, breathing mask, in be in charge of body and above-mentioned company Connection device, it is described in be in charge of one end of body and be connected with the breathing mask, the machine connector, which is installed in described, is in charge of body The other end on, the ventilator interface is installed on the ventilator.

Further, the breathing apparatus further includes mask connector, one end of the mask connector and it is described in point Tube body connection, the other end of the mask connector are connected with the breathing plug of the breathing mask.

Further, the breathing apparatus further includes the first sealing shroud and the second sealing shroud, it is described in be in charge of the both ends of body It is respectively equipped with first connecting portion and second connecting portion, the machine connector is plugged in the first connecting portion, and described first Sealing shroud is sheathed on except the junction of the first connecting portion and the machine connector, and the mask connector is plugged in institute State in second connecting portion, second sealing shroud be sheathed on the second connecting portion and the mask connector junction it Outside.

Further, it is flexible pipe body that body is in charge of in described, and the outer diameter of the machine connector is greater than or equal to described the The internal diameter of one interconnecting piece, the outer diameter of the mask connector are greater than or equal to the internal diameter of the second connecting portion.

Further, the outside wall surface of the first connecting portion is equipped with several along the axis direction of the first connecting portion First annular protrusion is arranged in interval, and the outside wall surface of the second connecting portion is equipped with several along the axis of the second connecting portion Spaced second annular protrusion in direction.

Further, the inside that body is in charge of in described is equipped with diaphragm, and the diaphragm is in charge of the axis of body in described Direction extend and be used for will be described in be in charge of the gas distribution channel of body and be divided into inlet channel and outlet passageway.

Further, the machine connector is equipped with sample tap, and the sample tap is communicated with the inlet channel, described Breathing apparatus further includes that sampling tracheae and female Luer, the female Luer are fixedly installed in the sample tap, the sampling Tracheae is located in the inlet channel, and the female Luer is connected with one end of the sampling tracheae, described to sample the another of tracheae One end extends in the mask connector.

The breathing apparatus of the utility model, due to having used above-mentioned attachment device, when machine connector and ventilator connect When mouth is loosened or fallen off, the first contact and the second contact are disconnected, and alarm sounds an alarm, and then reminds patient in time The machine connector for loosening or falling off is plugged on ventilator in time, so that gas leakage is avoided, to improve controlling for breathing apparatus Therapeutic effect, while also avoiding the waste of oxygen or pharmaceutical gas.

Detailed description of the invention

It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with It obtains other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of attachment device provided by the embodiment of the utility model.

Fig. 2 is the explosive view at one visual angle of attachment device provided by the embodiment of the utility model.

Fig. 3 is the explosive view at another visual angle of attachment device provided by the embodiment of the utility model.

Fig. 4 is the left view that breathing apparatus provided by the embodiment of the utility model hides breathing mask and ventilator.

Fig. 5 is the cross-sectional view of the control box of breathing apparatus provided by the embodiment of the utility model.

Fig. 6 is the front view that breathing apparatus provided by the embodiment of the utility model hides breathing mask and ventilator.

Fig. 7 is the sectional view that breathing apparatus provided by the embodiment of the utility model hides breathing mask and ventilator.

Fig. 8 is the partial enlarged view in Fig. 7 at A.

Fig. 9 is the explosive view that breathing apparatus provided by the embodiment of the utility model hides breathing mask and ventilator.

Wherein, each appended drawing reference in figure:

It is in charge of body 11-first connecting portion, 12-second connecting portion in 10-

13-diaphragm 14-gas distribution channel, 15-sample taps

20-machine connector 21-control, 23-connection plugs of box

30-mask connector 40-breathing the 50-the first sealing shrouds of plug

60-the second sealing shroud 71-sampling, 72-female Luer of tracheae

80-90-ventilator of flue gas leading the 91-the second contacts of interface

141-142-outlet passageways of inlet channel 111-first annular protrusion

112-the second annular protrusion 211-control the 212-the first contact of chip

213-connection sockets.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining the description of attached drawing 1~9 is exemplary, it is intended to for explaining the utility model, and should not be understood as practical to this Novel limitation.

In the description of the present invention, it should be understood that term " length ", " width ", "upper", "lower", " preceding ", The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached Orientation or positional relationship shown in figure, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this The limitation of utility model.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.

In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be Machine connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis Concrete condition understands the concrete meaning of above-mentioned term in the present invention.

As shown in figure 1-9, a kind of attachment device provided by the embodiment of the utility model, including machine connector 20, control Box 21 and ventilator interface 90；The control box 21 is installed on the machine connector 20, is equipped with control in the control box 21 The side of coremaking piece 211 and alarm (not shown), the control box 21 is equipped with the first contact 212, and the ventilator connects Mouthfuls 90 are equipped with the second contact 91, the alarm, first contact 212 and second contact 91 with it is described It controls chip 211 to be electrically connected, the machine connector 20 is plugged in the ventilator interface 90, first contact 212 and second contact 91 is in contact so that the alarm is short-circuit.

Specifically, the attachment device of the utility model embodiment, will be connected in be in charge of machine connector 20 on body 10 It is plugged on the ventilator interface 90 on ventilator, while the first contact 212 and ventilator interface 90 of machine connector 20 On the second contact be in contact so that alarm is short-circuit, alarm is not sounded an alarm, i.e., expression machine connector 20 steadily It is plugged on the ventilator interface 90 on ventilator, gas leak phenomenon is not present；When 90 pine of machine connector 20 and ventilator interface When moving or falling off, the first contact 212 and the second contact 91 are disconnected, and alarm sounds an alarm, and then reminds disease in time The machine connector 20 for loosening or falling off is plugged on ventilator by people in time, so that gas leakage is avoided, to improve breathing apparatus Therapeutic effect, while also avoiding the waste of oxygen or pharmaceutical gas.

Further, machine connector 20 is equipped with connection plug 23, and control box 21 is equipped with connection socket 213, connection Plug 23 is plugged in connection socket 213, alternatively, control box 21 is equipped with connection plug 23, machine connector 20, which is equipped with, to be connected Plug receptacle 213, connection plug 23 are plugged in connection socket 213.Specifically, the attachment device of the utility model embodiment, In When assembling, the connection socket 213 controlled on box 21 is plugged with the connection plug 23 on machine connector 20, so that control box Installation between 21 and machine connector 20 is more simple, while being also convenient for the replacement and maintenance of control box 21；Alternatively, will control Connection plug 23 on box 21 is plugged in the connection socket 213 on machine connector 20, so that control box 21 is connect with machine Installation between first 20 is more simple, while being also convenient for the replacement and maintenance of control box 21.

In another embodiment of the utility model, pressure sensor is additionally provided in the machine connector, the pressure passes Sensor is electrically connected with the control chip 211 and feeds back to for will test the air pressure signal in the machine connector 20 The control chip 211 is to control whether the alarm sounds an alarm.Specifically, the connection dress of the utility model embodiment It sets, is equipped with control chip 211 in control box 21 and pressure sensor, the pressure information that pressure sensor will test pass to control Coremaking piece 211 controls chip 211 and judges whether the air pressure in machine connector 20 in normal range according to the information of acquisition It is interior, if the air pressure in machine connector 20 is too small, the phenomenon that control chip 211 judge breathing apparatus there are gas leakage, control chip 211 control alarm parts sound an alarm, and the work of alarm are controlled by pressure sensor and control chip 211, so that alarm Alarm it is more accurate, avoid leading to the feelings of false alarm because the first contact 212 and the second contact 91 poor contact occur Condition；If the air pressure in machine connector 20 is excessive, control chip 211 controls alarm and issues alarm, to remind patient Or staff overhauls breathing apparatus, it can be ensured that the proper motion of breathing apparatus, and then improve breathing apparatus Data effect.

Further, it controls and is additionally provided with display device on box 21, display device and control chip 211 are electrically connected, display Device can effectively provide the pressure information in breathing apparatus in real time, in order to checking for medical staff and patient.

In another embodiment of the utility model, be additionally provided with touch-control component on the control box 21, the touch-control component with The control chip 211 is electrically connected.Specifically, the attachment device of the utility model embodiment when machine connector 20 and is exhaled It, can be by the brand for the ventilator being correspondingly connected with, model after the connection of suction machine or before machine connector 20 connects with ventilator And other parameters information is input in control chip 211 by touch-control component, so that control chip 211 is exhaled according to difference The brand of suction machine, model adjust pressure information, so that the alarm of alarm is more accurate, while but also breathing apparatus Use more accurate convenience.

Further, it controls on chip and is also provided with the wireless telecommunications systems such as bluetooth, wireless telecommunications system and external electrical Sub- equipment mutually communicates, so that medical staff can remove control chip by external electronic device, so that control chip It controls more convenient reliable.

As shown in Fig. 4~9, the utility model embodiment also provides a kind of breathing apparatus, including ventilator, breathing mask (not shown), in be in charge of body 10 and above-mentioned attachment device, it is described in be in charge of one end of body 10 and be connected with the breathing mask, institute It states machine connector 20 to be installed on the other end for being in charge of body 10 in described, the ventilator interface 90 is installed on the ventilator On.Specifically, the breathing apparatus of the utility model embodiment, due to having used above-mentioned attachment device, when machine connector 20 When loosening or fall off with ventilator interface 90, the first contact 212 and the second contact 91 are disconnected, and alarm sounds an alarm, And then remind patient that the machine connector 20 for loosening or falling off is plugged on ventilator in time in time, to avoid leaking Gas to improve the therapeutic effect of breathing apparatus, while also avoiding the waste of oxygen or pharmaceutical gas.

In another embodiment of the utility model, in conjunction with shown in Fig. 6, Fig. 7 and Fig. 9, the breathing apparatus further includes mask Connector 30, one end of the mask connector 30 with it is described in be in charge of body 10 and connect, the other end of the mask connector 30 It is connected with the breathing plug 40 of the breathing mask.Specifically, the breathing apparatus of the utility model embodiment, first connects mask First 30 be connected in be in charge of on body 10, then the breathing head of breathing mask is plugged on mask connector 30, which achieves exhale The corresponding connection that mask is in charge of body 10 in is inhaled, by between the breathing plug 40 on breathing mask cover and mask connector 30 Grafting so that breathing mask and in the connection be in charge of between body 10 it is more convenient.

In another embodiment of the utility model, in conjunction with shown in Fig. 6, Fig. 7 and Fig. 9, the breathing apparatus further includes first Sealing shroud 50 and the second sealing shroud 60, it is described in be in charge of the both ends of body 10 and be respectively equipped with first connecting portion 11 and second connecting portion 12, the machine connector 20 is plugged in the first connecting portion 11, and first sealing shroud 50 is sheathed on described first and connects Except the junction of socket part 11 and the machine connector 20, the mask connector 30 is plugged in the second connecting portion 12 Interior, second sealing shroud 60 is sheathed on except the junction of the second connecting portion 12 and the mask connector 30.Specifically Ground, the breathing apparatus of the utility model embodiment, in the first connecting portion 11 being in charge of on body 10 in the insertion of machine connector 20 After upper, then the first sealing shroud 50 is set in except the junction of machine connector 20 and first connecting portion 11, it is close by first The deformation of big envelope 50 is fitted on machine connector 20 and first connecting portion 11, it is ensured that machine connector 20 and first connecting portion The compactness connected between 11, while the leakproofness of machine connector 20 Yu 11 junction of first connecting portion is also improved, it prevents Machine connector 20 leaks air with 11 junction of first connecting portion, improves the therapeutic effect of entire breathing apparatus, also avoids The waste of oxygen or pharmaceutical gas.Similarly, after it will be in charge of in the second connecting portion 12 on body 10 in the insertion of mask connector 30, The second sealing shroud 60 is set in again except the junction of mask connector 30 and second connecting portion 12, passes through the second sealing shroud 60 Deformation be fitted on mask connector 30 and second connecting portion 12, it is ensured that between mask connector 30 and second connecting portion 12 The compactness of connection, while the leakproofness of mask connector 30 Yu 12 junction of second connecting portion is also improved, prevent mask from connecting Connector 30 leaks air with 12 junction of second connecting portion, improves the therapeutic effect of entire breathing apparatus, also avoid oxygen or The waste of pharmaceutical gas.

In another embodiment of the utility model, it is described in be in charge of body 10 be flexible pipe body, the machine connector 20 Outer diameter is greater than or equal to the internal diameter of the first connecting portion 11, and the outer diameter of the mask connector 30 is greater than or equal to described second The internal diameter of interconnecting piece 12.Specifically, the breathing apparatus of the utility model embodiment is in charge of body 10 using soft when in use because in Property tube body, elastic deformability is good, is adjusted so as to facilitate according to the position between breathing mask and ventilator, makes Entire breathing apparatus using more convenient.First connecting portion 11, machine connector 20, second connecting portion 12 and mask connect The inner passage of connector 30 is circle；And being in charge of body 10 due in is flexible pipe body, thus first connecting portion 11 and second connects Socket part 12 all has good elastic deformability；The outer diameter of machine connector 20 is greater than or equal in first connecting portion 11 Diameter, then machine connector 20 can support first connecting portion 11 when machine connector 20 is inserted into 11 inside of first connecting portion It opens, so that the first connecting portion 11 of understanding can be more closely coated on machine connector 20, it is ensured that 11 He of first connecting portion The compactness and leakproofness connected between machine connector 20；In actual production, the outer diameter of machine connector 20 is slightly larger than 11 outer diameter of first connecting portion is advisable.The outer diameter of mask connector 30 is greater than or equal to the internal diameter of second connecting portion 12, then When machine connector 20 is inserted into 12 inside of second connecting portion, machine connector 20 can strut second connecting portion 12, to make Obtaining second connecting portion 12 can more closely be coated on mask connector 30, it is ensured that second connecting portion 12 and mask connector 30 Between the compactness and leakproofness that connect；In actual production, the outer diameter of mask connector 30 is slightly larger than second connecting portion 12 Outer diameter is advisable.

In another embodiment of the utility model, in conjunction with shown in Fig. 6, Fig. 7 and Fig. 8, the outer wall of the first connecting portion 11 Face is equipped with several and is arranged first annular raised 111 along the axis direction interval of the first connecting portion 11, and described second connects The outside wall surface of socket part 12 is equipped with several along spaced second annular protrusion of axis direction of the second connecting portion 12 112.Specifically, the breathing apparatus of the utility model embodiment, the first sealing shroud 50 are sheathed on a first annular raised 111, Each first annular raised 111 can slightly strut corresponding position on the first sealing shroud 50, so that the first sealing shroud 50 It can be closely adhered in first connecting portion 11, it is ensured that the compactness of the first sealing shroud 50 and the connection of first connecting portion 11, together When also increase the compactness connected between first connecting portion 11 and machine mechanical head；Second sealing shroud 60 is sheathed on second annular In protrusion 112, each second annular protrusion 112 can slightly strut corresponding position on the second sealing shroud 60, so that the Two sealing shrouds 60 can be closely adhered in second connecting portion 12, it is ensured that the second sealing shroud 60 and second connecting portion 12 connected Compactness, while also increasing the compactness connected between second connecting portion 12 and mask machinery head.

In another embodiment of the utility model, in conjunction with shown in Fig. 6, Fig. 7 and Fig. 9, it is described in be in charge of the inside of body 10 and set Have a diaphragm 13, the axis direction that the diaphragm 13 is in charge of body 10 in described extend and be used for will be described in be in charge of body 10 Gas distribution channel 14 divides for inlet channel 141 and outlet passageway 142.Specifically, in the breathing apparatus of the utility model embodiment In be in charge of body 10 when in use, need to transmit different gas, thus be in charge of the gas distribution channel 14 of body 10 by by diaphragm plate Be divided into inlet channel 141 and outlet passageway 142, the setting of the structure so that in be in charge of structure that body 10 is a two-chamber Component improves the compactedness of structure.Inlet channel 141 is patient's conveying oxygen or pharmaceutical gas etc., and outlet passageway 142 It is by the separation of diaphragm 13, the incoming call gas and exhaled gas of patient is not mutual then for exporting the gas of patient's exhalation Interference, it is ensured that the safety used.

In another embodiment of the utility model, in conjunction with shown in Fig. 6, Fig. 7 and Fig. 9, the machine connector 20 is equipped with Sample tap 15, the sample tap 15 are communicated with the inlet channel 141, and the breathing apparatus further includes sampling tracheae 71 and Rule Connector 72, the female Luer 72 are fixedly installed in the sample tap 15, and the sampling tracheae 71 is located at the inlet channel In 141, the female Luer 72 is connected with one end of the sampling tracheae 71, and the other end of the sampling tracheae 71 extends to institute It states in mask connector 30.Specifically, the breathing apparatus of the utility model embodiment, can be directly by the rubber plug of female Luer 72 It removes, then directly extracts the gas in sampling tracheae 71, so that subsampling operation is completed, so that the subsampling operation letter of breathing apparatus It is single；Since sampling tracheae 71 extends in mask connector 30, the gas of extraction close to patient's incoming call gas so that extracting Gas can accurately reflect the gas of patient's incoming call, to ensure the accuracy of gas sampled testing result.

Further, it is flexible pipe body that body 10 is in charge of in, then diaphragm plate is also flexible diaphragm plate, in order to be in charge of in the middle Body 10 occur bending deformation when, diaphragm plate can also be in charge of in body 10 occur bending deformation, it is ensured that patient's incoming call gas and Exhaled gas can be swimmingly conveyed, and then ensure the safety that entire breathing apparatus uses.

Further, be additionally provided with the flue gas leading 80 to scavenge on machine connector 20, the gas that ventilator generates pass through into Gas channel 141 is delivered in breathing mask for patient's use, and the gas of patient's exhalation be transported to by outlet passageway 142 it is useless It in tracheae 80, is finally excluded out of flue gas leading 80, so realizes the respiratory function of breathing apparatus.

Preferably, hollow tube is bellows, and the outer surface of bellows is in accordion, to be more conducive to bending deformation Without easily damaged, it is ensured that entire breathing apparatus using more convenient.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (10)

1. a kind of attachment device, it is characterised in that: including machine connector, control box and ventilator interface；The control box peace Loaded on control chip and alarm on the machine connector, is equipped in the control box, the side of the control box is equipped with First contact, the ventilator interface are equipped with the second contact, the alarm, first contact and described second Contact is electrically connected with the control chip, and the machine connector is plugged in the ventilator interface, and described first Contact and second contact are in contact so that the alarm is short-circuit.

2. attachment device according to claim 1, it is characterised in that: be additionally provided with pressure sensing in the machine connector Device, the pressure sensor and the control chip are electrically connected alarm and for will test in the machine connector Air pressure signal feeds back to the control chip to control whether the alarm sounds an alarm.

3. attachment device according to claim 2, it is characterised in that: it is additionally provided with touch-control component on the control box, it is described Touch-control component and the control chip are electrically connected.

4. a kind of breathing apparatus, it is characterised in that: including ventilator, breathing mask, in be in charge of body and claims 1 to 3 is any Attachment device described in, it is described in be in charge of one end of body and be connected with the breathing mask, the machine connector is installed on institute It states and is in charge of on the other end of body, the ventilator interface is installed on the ventilator.

5. breathing apparatus according to claim 4, it is characterised in that: the breathing apparatus further includes mask connector, institute State one end of mask connector with it is described in be in charge of body and connect, the other end of the mask connector and exhaling for the breathing mask Plug is inhaled to be connected.

6. breathing apparatus according to claim 5, it is characterised in that: the breathing apparatus further includes the first sealing shroud and Two sealing shrouds, it is described in be in charge of the both ends of body and be respectively equipped with first connecting portion and second connecting portion, the machine connector grafting In in the first connecting portion, first sealing shroud is sheathed on the junction of the first connecting portion Yu the machine connector Except, the mask connector is plugged in the second connecting portion, and second sealing shroud is sheathed on the second connecting portion Except the junction of the mask connector.

7. breathing apparatus according to claim 6, it is characterised in that: being in charge of body in described is flexible pipe body, the machine The outer diameter of connector is greater than or equal to the internal diameter of the first connecting portion, and the outer diameter of the mask connector is greater than or equal to described The internal diameter of second connecting portion.

8. breathing apparatus according to claim 6, it is characterised in that: the outside wall surface of the first connecting portion is equipped with several First annular protrusion is arranged in a axis direction interval along the first connecting portion, and the outside wall surface of the second connecting portion is equipped with Several spaced second annular protrusions of axis direction along the second connecting portion.

9. breathing apparatus according to claim 6, it is characterised in that: the inside for being in charge of body in described is equipped with diaphragm, institute State diaphragm be in charge of in described body axis direction extend and be used for will be described in be in charge of the gas distribution channel of body and be divided into air inlet and lead to Road and outlet passageway.

10. breathing apparatus according to claim 9, it is characterised in that: the machine connector is equipped with sample tap, described Sample tap is communicated with the inlet channel, and the breathing apparatus further includes sampling tracheae and female Luer, and the female Luer is solid Loaded in the sample tap, the sampling tracheae is located in the inlet channel for Dingan County, the female Luer and the sampling gas One end of pipe is connected, and the other end of the sampling tracheae extends in the mask connector.