CN212235565U

CN212235565U - Be applied to polymer membrane formula drying equipment of breathing machine

Info

Publication number: CN212235565U
Application number: CN202020282823.9U
Authority: CN
Inventors: 李辉成
Original assignee: Shanghai Tsingross Environmental Technology Co ltd
Current assignee: Shanghai Tsingross Environmental Technology Co ltd
Priority date: 2020-03-09
Filing date: 2020-03-09
Publication date: 2020-12-29
Anticipated expiration: 2030-03-09

Abstract

The utility model relates to a breathing machine equipment technical field just discloses a be applied to polymer diaphragm type drying equipment of breathing machine, including first aluminium head, the inner wall intercommunication of first aluminium head has the intake pipe, and one side lateral wall that intake pipe was kept away from to first aluminium head has seted up the air inlet. This kind of be applied to polymer membrane formula drying equipment of breathing machine, through setting up the hollow fiber membrane, utilize the hydrophilic characteristic of fluororesin, when the gaseous vapor partial pressure difference that passes through in hollow fiber membrane inboard and the outside, the drive power of equilibrium moisture concentration difference can be produced in the membrane, under this drive power effect, moisture in the humid gas can permeate dry gas one side in succession, through setting up muffler cooperation air inlet, utilize the air after the drying to carry out the drying to subsequent humid air, thereby the cooperation hollow fiber membrane carries out the air drying and handles, and in the time of need not the energy of consumption, need not to maintain drying equipment.

Description

Be applied to polymer membrane formula drying equipment of breathing machine

Technical Field

The utility model relates to a breathing machine equipment technical field specifically is a be applied to polymer diaphragm type drying equipment of breathing machine.

Background

In modern clinical medicine, a ventilator is an effective means capable of manually replacing the function of spontaneous ventilation, has been widely used in respiratory failure caused by various reasons, anesthesia respiratory management during major operations, respiratory support treatment and emergency resuscitation, and occupies a very important position in the modern medical field.

In the prior art, drying equipment in a respirator generally adopts an adsorption regeneration mode to dry air, so that a large amount of electric energy is consumed, and meanwhile, an adsorbent needs to be replaced after being used for a period of time, so that the energy consumption of the respirator is increased, and the maintenance cost is high.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a be applied to polymer diaphragm type drying equipment of breathing machine possesses and need not power consumptive energy-concerving and environment-protective, need not to maintain that equipment cost is low, and simple structure advantages such as convenient to use have solved the problem that the background art provided.

(II) technical scheme

Need not power consumptive energy-concerving and environment-protective for realizing the aforesaid, need not to maintain equipment with low costs, simple structure convenient to use's purpose, the utility model provides a following technical scheme: the utility model provides a be applied to polymer membrane formula drying equipment of breathing machine, includes first aluminium head, the inner wall intercommunication of first aluminium head has the intake pipe, and one side lateral wall that intake pipe was kept away from to first aluminium head has seted up the air inlet, one side lateral wall fixedly connected with encapsulation head assembly of first aluminium head, and many hollow fiber membrane of fixedly connected with in the encapsulation head assembly, hollow fiber membrane and intake pipe intercommunication set up, one side lateral wall intercommunication of keeping away from first aluminium head of encapsulation head assembly has the return bend, and hollow fiber membrane sets up in the return bend, one side lateral wall fixedly connected with second aluminium head of return bend is kept away from to the encapsulation head assembly, and one side lateral wall intercommunication of second aluminium head has the muffler, muffler and air inlet intercommunication set up, the gas vent has been seted up to the one end that the muffler was kept away from to second aluminium head.

Preferably, the encapsulation head subassembly includes the shell, and sets up first cavity and second cavity in the shell, first cavity and air inlet and return bend intercommunication set up, the second cavity sets up with the return bend intercommunication, and the inner wall that first cavity was kept away from to the second cavity has seted up the through-hole.

Preferably, the hollow fiber membrane penetrates through the packaging head assembly, and the hollow fiber membrane is communicated with the second aluminum head.

Preferably, the inner wall of the exhaust port is provided with an internal thread, and the inner diameter of the exhaust port is larger than that of the muffler.

Preferably, the hollow fiber membrane positioned in the second cavity is sleeved with a sealing gasket, and the sealing gasket is in interference fit with the inner wall of the second cavity.

Preferably, the elbow is made of plastic, and the elbow is a corrugated pipe.

(III) advantageous effects

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this kind of be applied to polymer membrane formula drying equipment of breathing machine, through setting up the hollow fiber membrane, utilize the hydrophilic characteristic of fluororesin, when the gaseous vapor partial pressure difference that passes through in hollow fiber membrane inboard and the outside, the drive power of equilibrium moisture concentration difference can be produced in the membrane, under this drive power effect, moisture in the humid gas can permeate dry gas one side in succession, through setting up muffler cooperation air inlet, utilize the air after the drying to carry out the drying to subsequent humid air, thereby the cooperation hollow fiber membrane carries out the air drying and handles, and in the time of need not the energy of consumption, need not to maintain drying equipment.

2. This kind of be applied to polymer membrane formula drying equipment of breathing machine has the internal screw thread gas vent through the setting, is convenient for fix pipeline and gas vent to utilize the air after the drying, through setting up seal ring, can avoid during moist air gets into second aluminium head, through the bellows that sets up the plastics material, when can guarantee drying equipment's leakproofness, improve the effect of bending of return bend, avoid pipeline gas leakage or damaged.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

fig. 3 is a schematic structural view of the sealing gasket of the present invention.

In the figure: 1. a first aluminum head; 2. an air inlet pipe; 3. an air inlet; 4. packaging the head assembly; 5. a hollow fiber membrane; 6. bending the pipe; 7. a second aluminum head; 8. an air return pipe; 9. an exhaust port; 10. a sealing gasket; 41. a housing; 42. a first cavity; 43. a second cavity; 44. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-3, a polymer film drying apparatus for a respirator includes a first aluminum head 1, an air inlet pipe 2 is connected to an inner wall of the first aluminum head 1, an air inlet 3 is disposed on a side wall of the first aluminum head 1 away from the air inlet pipe 2, a packaging head assembly 4 is fixedly connected to a side wall of the first aluminum head 1, the packaging head assembly 4 includes a housing 41, a first cavity 42 and a second cavity 43 are disposed in the housing 41, the first cavity 42 is communicated with the air inlet 3 and the elbow pipe 6, the second cavity 43 is communicated with the elbow pipe 6, a through hole 44 is disposed on an inner wall of the second cavity 43 away from the first cavity 42, a sealing gasket 10 is sleeved on a hollow fiber film 5 located in the second cavity 43, the sealing gasket 10 is in interference fit with an inner wall of the second cavity 43, and by disposing the sealing gasket 10, moist air can be prevented from entering the second aluminum head 7, ensuring that air exhausted from an air outlet 9 is dry air, fixedly connecting a plurality of hollow fiber membranes 5 in a packaging head assembly 4, wherein the hollow fiber membranes 5 are tubular membranes, the hollow fiber membranes 5 are made of fluororesin, the hollow fiber membranes 5 penetrate through the packaging head assembly 4, the hollow fiber membranes 5 are communicated with a second aluminum head 7, the hollow fiber membranes 5 are communicated with an air inlet pipe 2, the side wall of the packaging head assembly 4, which is far away from the first aluminum head 1, is communicated with a bent pipe 6, the bent pipe 6 is made of plastic, the bent pipe 6 is a corrugated pipe, the hollow fiber membranes 5 are arranged in the bent pipe 6, the side wall of the packaging head assembly 4, which is far away from the bent pipe 6, is fixedly connected with the second aluminum head 7, the side wall of the second aluminum head 7 is communicated with an air return pipe 8, the air return pipe 8 is communicated with the air inlet 3, and one end of the second aluminum head 7, which is, the inner wall of the exhaust port 9 is provided with an internal thread, and the pipeline and the exhaust port 9 are fixed conveniently by arranging the exhaust port 9 with the internal thread, so that the air after drying is utilized, and the inner diameter of the exhaust port 9 is larger than that of the air return pipe 8.

The working principle is as follows: when in use, compressed air is conveyed into the air inlet pipe 2 through a pipeline by other equipment, the compressed air enters the hollow fiber membranes 5 along the air inlet pipe 2, the hollow fiber membranes 5 can utilize the hydrophilic characteristic of fluorine resin, when the gas passing through the inner side and the outer side of the hollow fiber membranes 5 generates a water vapor partial pressure difference, a driving force for balancing the water concentration difference is generated in the membranes, under the action of the driving force, the water in the humid gas continuously permeates to one side of the dry gas, and the air in the hollow fiber membranes 5 is in a compressed state, the pressure of the air is higher, the water vapor partial pressure difference is inevitably generated with the gas with lower external air pressure, the compressed air can be dried, then the dried compressed air enters the second aluminum head 7, one part of the dry air flows to the equipment using the dry air through the air outlet 9, and the other part of the dry air enters the first aluminum head 1 through the air return pipe 8, and enters the first cavity 42 along the first aluminum head 1, and then the part of the drying air starts to form a larger water vapor partial pressure difference with the compressed air in the hollow fiber membranes 5, further improving the drying effect on the compressed air, and the dry air, after entering the first cavity 42, passes along the elbow 6 into the second cavity 43, while, on passing through the first cavity 42 and the elbow 6, the dry air has absorbed a large amount of water vapour to become humid air, and the moist air is discharged from the through hole 44 and is prevented from mixing into the dry air in the second aluminum head 7, and by drying the air in this way, not only is the electric energy not consumed, and can take away the moisture that produces in the drying process when through-hole 44 discharge humid air, need not to maintain drying equipment to simple structure, convenient to use has great popularization meaning.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A high polymer film type drying device applied to a breathing machine comprises a first aluminum head (1);

the method is characterized in that:

the inner wall of the first aluminum head (1) is communicated with an air inlet pipe (2), one side wall, away from the air inlet pipe (2), of the first aluminum head (1) is provided with an air inlet (3), one side wall, away from the air inlet pipe (2), of the first aluminum head (1) is fixedly connected with a packaging head assembly (4), a plurality of hollow fiber membranes (5) are fixedly connected in the packaging head assembly (4), the hollow fiber membranes (5) are communicated with the air inlet pipe (2), one side wall, away from the first aluminum head (1), of the packaging head assembly (4) is communicated with a bent pipe (6), the hollow fiber membranes (5) are arranged in the bent pipe (6), one side wall, away from the bent pipe (6), of the packaging head assembly (4) is fixedly connected with a second aluminum head (7), one side wall of the second aluminum head (7) is communicated with an air return pipe (8), and the air return pipe (8) is communicated with the, and an exhaust port (9) is formed in one end, far away from the air return pipe (8), of the second aluminum head (7).

2. The polymeric membrane drying device applied to the breathing machine according to claim 1, wherein: encapsulation head subassembly (4) include shell (41), and seted up first cavity (42) and second cavity (43) in shell (41), first cavity (42) and air inlet (3) and return bend (6) intercommunication set up, second cavity (43) and return bend (6) intercommunication set up, and second cavity (43) keep away from the inner wall of first cavity (42) and seted up through-hole (44).

3. The polymeric membrane drying device applied to the breathing machine according to claim 1, wherein: the hollow fiber membrane (5) penetrates through the packaging head assembly (4), and the hollow fiber membrane (5) is communicated with the second aluminum head (7).

4. The polymeric membrane drying device applied to the breathing machine according to claim 1, wherein: the inner wall of the exhaust port (9) is provided with internal threads, and the inner diameter of the exhaust port (9) is larger than that of the muffler (8).

5. The polymeric membrane drying device applied to the breathing machine according to claim 2, wherein: the hollow fiber membrane (5) positioned in the second cavity (43) is sleeved with a sealing gasket (10), and the sealing gasket (10) is in interference fit with the inner wall of the second cavity (43).

6. The polymeric membrane drying device applied to the breathing machine according to claim 1, wherein: the bent pipe (6) is made of plastic materials, and the bent pipe (6) is a corrugated pipe.