CN202161660U

CN202161660U - Controller

Info

Publication number: CN202161660U
Application number: CN2011201805067U
Authority: CN
Inventors: 刘祥华; 彭勋德
Original assignee: HUNAN KANGDU PHARMACEUTICAL CO Ltd
Current assignee: HUNAN KANGDU PHARMACEUTICAL CO Ltd
Priority date: 2011-05-27
Filing date: 2011-05-27
Publication date: 2012-03-14
Anticipated expiration: 2021-05-27

Abstract

The utility model relates to a controller, comprising a valve body and a connection peg fixed to the valve body, wherein the connection peg is a rapid connection peg. The controller is connected to a humidifier via the rapid connection peg, with the operation being easy and convenient, thereby reducing the chance of oxygen pollution which may be caused due to complicated operation.

Description

Controller

Technical field

This utility model relates to a kind of controller, particularly a kind of controller of the apparatus of oxygen supply of using with hospital.

Background technology

Oxygen therapy is one of the most frequently used rescue of hospital or treatment means.In general, existing apparatus of oxygen supply all comprises controller and humidifier.Shown in Fig. 1 to 3 figure, controller comprises into oxygen plug 11, effusion meter 12, flow control valve 13, valve seat 14 and goes out oxygen joint 16.Humidifier comprises humidification bottle 21, oxygen feeding tube 22 and humidification fluid 23.During use, the oxygen feeding tube 22 after the sterilization screws in the feeding oxygen hole of valve seat 14.The humidification bottle 21 that has added humidification fluid 23 installs on the valve seat 14 and tightens.Advance oxygen plug 11 and be connected with oxygen supply relief valve on the wall, oxygen gets into flow control valve 13, effusion meter 12 and humidification bottle 21 successively after advancing oxygen plug 11.As required, flow control valve 13 can be regulated the oxygen flow that gets into effusion meter 12.Go out oxygen joint 16 and connect Oxygen tube or oxygen uptake cover.Oxygen after the humidifying is through the through hole 144 of valve seat 14, again by going out 16 outputs of oxygen joint, so that patient is cured by oxygen therapy.

Yet, going out oxygen plug 11 and directly be connected with valve seat 14, the oxygen after the humidifying directly contacts with valve seat 14, thereby is prone to grow pathogenic bacteria, as not obtaining the consequence that sterilization in time can cause oxygen therapic patient respiratory tract infection antibacterial.And because the complex structure of valve seat 14, attended operation is complicated between controller and the humidifier.

The utility model content

This utility model aims to provide a kind of controller simple to operate, with the valve seat that solves the prior art middle controller because of humidifying after oxygen through being prone to grow attended operation complicated problems between pathogenic bacteria and controller and the humidifier.

To achieve these goals, this utility model provides a kind of controller, and it comprises a valve body and the connection-peg that is fixed in valve body, and connection-peg is a quick connector.

Further, said valve body is provided with a thread groove, and said connection-peg is through being threadedly connected to said thread groove.

Further, said controller also comprises a flow control valve, and said flow control valve comprises a fixed cover, and said valve body and said thread groove opposite position also are provided with a step groove, and said fixed cover is rotatable to be contained in said step groove.

Further, said valve body is provided with the intercommunicating pore of a said thread groove of perforation and said step groove, and said fixed cover internal fixation has a spool, and said spool slides and is contained in said intercommunicating pore.

Further, said fixed cover external fixation is provided with knob, and said knob exposes to said valve seat.

Further, said valve body is provided with a holddown groove, and said controller also comprises an effusion meter, and said effusion meter is fixed in said holddown groove through being threaded.

Further, said valve body and said holddown groove opposite position are provided with a screwed hole, and said connection-peg fixedly is plugged in said screwed hole, and said valve body is provided with a passage, and said passage is communicated with said screwed hole and said holddown groove.

Further, said valve seat is convexly equipped with a fixing lug boss in said holddown groove, and said fixing lug boss is axially arranged with a through hole, and said through hole is communicated with said holddown groove and said step groove.

Further, said fixing lug boss is lower than said holddown groove, and said effusion meter comprises guide pipe, and the lower end fixed cover of said guide pipe is connected to an adapter sleeve, and said adapter sleeve is fixedly connected on said fixing lug boss, and guide pipe and said through hole over against.

Further, said effusion meter comprises that also one covers on the outer housing and the spring of said guide pipe periphery, and said outer housing is through being threadedly connected to said holddown groove, and said spring is replaced the upper end of the inwall and the said guide pipe of said outer housing.

Compare prior art, do not go out the oxygen passage in the valve seat of the controller of this utility model, so need not disinfect before using, controller is connected in humidifier through quick connector simultaneously, and is simple, convenient, reduced the chance of polluting oxygen because of complicated operation.

Description of drawings

The Figure of description that constitutes the application's a part is used to provide the further understanding to this utility model, and illustrative examples of this utility model and explanation thereof are used to explain this utility model, do not constitute the improper qualification to this utility model.In the accompanying drawings:

Fig. 1 to Fig. 3 shows the structural representation of apparatus of oxygen supply in the prior art;

Fig. 4 shows the cutaway view that is applied to the preferred embodiments of humidifier according to the controller of this utility model;

Fig. 5 shows the cutaway view of the controller of Fig. 4;

Fig. 6 shows the cutaway view of the A-A direction of Fig. 5; And

Fig. 7 shows the vertical view of Fig. 4 controller.

The specific embodiment

Need to prove that under the situation of not conflicting, embodiment and the characteristic among the embodiment among the application can make up each other.Below with reference to accompanying drawing and combine embodiment to specify this utility model.

Please with reference to Fig. 4, the controller 3 of this utility model is applied to a humidifier 4.

Humidifier 4 comprises humidification bottle 42, the humidification fluid 43 of the humidification bottle 42 of packing into, closely twist and close the seal cover 44 in humidification bottle 42.

The upper end of seal cover 44 vertically is extended with into oxygen joint 414.The sidewall slope of seal cover 44 is provided with one and goes out oxygen joint 416.The upper end vicinity of seal cover 44 is entered oxygen joint 414 places and is inwardly convexed with and be with externally threaded adapter sleeve 419.This adapter sleeve 419 is through the oxygen feeding tube 415 that has been threaded, and oxygen feeding tube 415 is equipped with resistance Mycoderma 418 with the junction of adapter sleeve 419, gets into oxygen feeding tube 415 to hinder antibacterial, and the oxygen of avoiding importing in the humidification bottle 42 has antibacterial.The upper end of oxygen feeding tube 415 with advance oxygen joint 414 and be interconnected, advance oxygen and take over 415 lower end and be fixed with an oxygen fragmentation dish 411.Oxygen fragmentation dish 411 immerses in the humidification fluid 43.

Please combine with reference to Fig. 5 to 7, controller 3 comprises valve seat 30, advances oxygen plug 32, effusion meter 34, flow control valve 36, connection-peg 38 and a plurality of sealing ring 35.In other embodiments, sealing ring 35 also can be sealing gasket.

Valve seat 30 is structure as a whole, and is steelwork in this embodiment.One end of valve seat 30 is provided with thread groove 302, will advance oxygen plug 32 through being threadedly connected to thread groove 302.And advance to adopt between oxygen plug 32 and the thread groove 302 sealing ring 35 sealings, in case block gas leaks.Valve seat 30 is provided with step groove 304 with thread groove 302 relative ends, to be fixedly connected flow control valve 36.Valve seat 30 sides are provided with a screwed hole 301.Another opposite flank of valve seat 30 is provided with holddown groove 306, and the internal face of holddown groove 306 is provided with female thread.Valve seat 30 in holddown groove 306, convex with one be lower than holddown groove 306 fixing lug boss 308, fixing lug boss 308 outside wall surface be provided with the frustum of a band reversal of the natural order of things.Fixing lug boss 308 is axially arranged with a through hole 307, and through hole 307 runs through this fixing lug boss 308, and is communicated with step groove 304.Valve body 30 also is provided with the passage 305 and an intercommunicating pore 303 of an inclination.This passage 305 is communicated with this holddown groove 306 and screwed hole 301.This intercommunicating pore 303 is communicated with thread groove 302 with step groove 304.

Effusion meter 34 is suspended body flowmeter commonly used.Effusion meter 34 comprises outer housing 342, spring 344, guide pipe 345, the ball float 346 that is contained in guide pipe 345 and adapter sleeve 348.Spring 344 is a pagoda spring.The inwall inwardly protruding of the lower end of guide pipe 345 comes off in guide pipe 345 to prevent ball float 346.In addition, the convexity of guide pipe 345 also seals.Adapter sleeve 348 is fixedly sleeved in the lower end of guide pipe 345.Adapter sleeve 348 is fixedly connected on the fixing lug boss 308 of valve seat 30 through screw thread so that the through hole 307 of guide pipe 345 and valve body 30 over against.Spring 344 is placed in the upper end of guide pipe 345.Outer housing 342 takes the shape of the letter U, and it is enclosed within the outside of guide pipe 345 and spring 344, and the lower end of outer housing 342 is fixedly connected on the holddown groove 306 of valve body 30 through screw thread.At this moment, difference elastic top in the two ends of spring 344 is supported the inwall of outer housing 342 and the upper end of guide pipe 345.In order to prevent that oxygen from leaking, be fixed with sealing ring 35 between the diapire of the opening of outer housing 342 and holddown groove 306.

Flow control valve 36 is needle-valve commonly used in this embodiment, it comprises spool 362, fixed cover 364 and knob 366.Fixed cover 364 fixedly sleeved ends at spool 362, knob 366 fixedly sleeved peripheries at fixed cover 364.The periphery of fixed cover 364 is provided with external screw thread so that with fixed cover through being threadedly connected to step groove 304.At this moment, spool 362 slides and is contained in the intercommunicating pore 303 of valve seat 30, and knob 366 exposes to valve seat 30.In order to prevent that oxygen from leaking, fixed cover 364 peripheries are arranged with sealing ring 35, with and step groove 304 between the sealing.

Connection-peg 38 is general trachea quick connector.The screwed hole 301 of one end of connection-peg 38 through being threadedly connected to valve seat 30, the other end of connection-peg 38 directly insert connect humidifier 4 advance oxygen joint 414.In order to prevent that oxygen from leaking, connection-peg 38 seals through sealing ring 35 with screwed hole 301.Because connection-peg 38 is a quick connector, fitting operation is simple, convenient between controller 3 and the humidifier 4, and has reduced because the chance of oxygen is polluted in attended operation.

Please once more with reference to Fig. 4, during use, advance oxygen plug 32 and be tightly connected, with to controller 3 oxygen supplys with oxygen supply relief valve on the wall of ward.The knob 366 of Rotation Controllers 3 makes the movement outside of flow control valve 36 to valve body 30.Spool 362 to drive flow control valve 36 slides outside valve body 30 in intercommunicating pore 303, is communicated with through hole 307 up to intercommunicating pore 303.At this moment, oxygen flows to the guide pipe 345 of effusion meter 34 again from advancing the intercommunicating pore 303 of flowing through after oxygen plug 32 comes out through through hole 307.The atmospheric pressure of oxygen comes ball float 346 jack-up of effusion meter 34 after the outer housing 342 of inflow-rate of water turbine meter 34; Again through passage 305 flow to connection-peg 38 successively, advance oxygen joint 414, oxygen feeding tube 415 and oxygen fragmentation dish 411; Get into the humidification fluid 43 of humidification bottle 42, so that oxygen is carried out humidifying.Oxygen through humidifying is cured by oxygen therapy through going out 416 couples of patients of oxygen joint again.At this moment, the oxygen after the humidifying no longer need pass through valve seat 30, has avoided because of valve seat 30 be difficult to the sterilize problem of the input oxygen gas pollution that causes.

The preferred embodiment that the above is merely this utility model is not limited to this utility model, and for a person skilled in the art, this utility model can have various changes and variation.All within the spirit and principle of this utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of this utility model.

Claims

1. controller, it comprises a valve body and the connection-peg that is fixed in said valve body, it is characterized in that: said connection-peg is a quick connector.

2. controller according to claim 1 is characterized in that: said valve body is provided with a thread groove, and said connection-peg is through being threadedly connected to said thread groove.

3. controller according to claim 2; It is characterized in that: said controller also comprises a flow control valve; Said flow control valve comprises a fixed cover, and said valve body and said thread groove opposite position also are provided with a step groove, and said fixed cover is rotatable to be contained in said step groove.

4. controller according to claim 3 is characterized in that: said valve body is provided with the intercommunicating pore of a said thread groove of perforation and said step groove, and said fixed cover internal fixation has a spool, and said spool slides and is contained in said intercommunicating pore.

5. controller according to claim 3 is characterized in that: said fixed cover external fixation is provided with knob, and said knob exposes to said valve seat.

6. controller according to claim 3 is characterized in that: said valve body is provided with a holddown groove, and said controller also comprises an effusion meter, and said effusion meter is fixed in said holddown groove through being threaded.

7. controller according to claim 6; It is characterized in that: said valve body and said holddown groove opposite position are provided with a screwed hole; Said connection-peg fixedly is plugged in said screwed hole, and said valve body is provided with a passage, and said passage is communicated with said screwed hole and said holddown groove.

8. controller according to claim 6 is characterized in that: said valve seat is convexly equipped with a fixing lug boss in said holddown groove, said fixing lug boss is axially arranged with a through hole, and said through hole is communicated with said holddown groove and said step groove.

9. controller according to claim 8; It is characterized in that: said fixing lug boss is lower than said holddown groove; Said effusion meter comprises guide pipe; The lower end fixed cover of said guide pipe is connected to an adapter sleeve, and said adapter sleeve is fixedly connected on said fixing lug boss, and guide pipe and said through hole over against.

10. controller according to claim 9; It is characterized in that: said effusion meter comprises that also one covers on the outer housing and the spring of said guide pipe periphery; Said outer housing is through being threadedly connected to said holddown groove, and said spring is replaced the upper end of the inwall and the said guide pipe of said outer housing.