CN109248362A - A kind of process units of anaesthesia breathing mask - Google Patents
A kind of process units of anaesthesia breathing mask Download PDFInfo
- Publication number
- CN109248362A CN109248362A CN201811375422.1A CN201811375422A CN109248362A CN 109248362 A CN109248362 A CN 109248362A CN 201811375422 A CN201811375422 A CN 201811375422A CN 109248362 A CN109248362 A CN 109248362A
- Authority
- CN
- China
- Prior art keywords
- branch pipe
- supervisor
- breathing mask
- conveying pipeline
- process units
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/06—Respiratory or anaesthetic masks
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2207/00—Methods of manufacture, assembly or production
- A61M2207/10—Device therefor
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- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of process units of anaesthesia breathing mask, including the fixed cavity being arranged between screw extruder discharge end and die head feeding end, screw extruder discharge end is connected with coupling tube through the one side wall of fixed cavity, the port inner wall of coupling tube is equipped with pressure sensor, the end of coupling tube is connected with supervisor, the both ends of supervisor are connected separately with the first branch pipe and the second branch pipe, the both ends inner wall of supervisor is equipped with annular retaining ring, the top of supervisor is equipped with oil cylinder, the piston rod of oil cylinder is fixedly connected with baffle through the first branch pipe, the end of first branch pipe is connected with the first conveying pipeline, the inside of first conveying pipeline is equipped with the first filter block, first filter block is equipped with the first filter screen close to the insertion of the side of the first branch pipe, pressure sensor is electrically connected with the input terminal of controller, the output end of controller is electrically connected with oil cylinder.The present invention is greatly improved work efficiency in the case where not influencing manufacturing schedule.
Description
Technical field
The present invention relates to medical instrument manufacturing field, in particular to a kind of process units of anaesthesia breathing mask.
Background technique
Anaesthesia breathing mask is that the equipment such as Cooperation Anaesthesia gas and oxygen supply use when helping patient respiration, and raw material is
Special PVC (polyvinyl chloride) material in medical, PVC material are a kind of amorphism materials, have low flammability, high intensity
Property, weatherability variability and excellent geometrical stability.
Anaesthesia breathing mask make when, PVC material after screw extruder squeezes out enter die head, then again through die head into
Enter mold molding.When PVC material is squeezed out from screw extruder, it is necessary to be filtered by filter device, then enter back into die head.Mesh
The structure of filter device used in preceding includes the fixed block being arranged between screw extruder discharge end and die head feeding end, Gu
Determine to be fixed with filter block in block, filter hole is densely covered in filter block, the front end of filter block is provided with filter screen.Its working principle
Be: PVC material is after Screw Extrusion, into filter device, by being removed impurity by the filtering of filter screen when filter screen, so
Afterwards using after the filter hole in filter block enter die head.
The shortcomings that existing filter device is: with the elongated of time is used, the impurity gathered on filter screen can be more and more,
To influence the filtering accuracy of filter screen, once impurity enters die head it is necessary to demoulding head, demoulding head is laborious time-consuming thing, and
Machine is time-consuming again by processes such as heating, heat preservation, debugging after dismounting die head, influences production efficiency.It is lacked for above-mentioned
Point, current solution is: when above-mentioned filter device after a period of use, by fixed block from screw extruder discharge end
It is removed between die head feeding end, then replaces filter screen again, but such solution is when dismantling fixed block, it is same time-consuming
It takes a lot of work, influences manufacturing schedule.
Summary of the invention
The main purpose of the present invention is to provide a kind of process units of anaesthesia breathing mask, can effectively solve background skill
The problems in art.
To achieve the above object, the technical scheme adopted by the invention is as follows:
A kind of process units of anaesthesia breathing mask, including consolidating between screw extruder discharge end and die head feeding end is arranged in
Determine cavity, the screw extruder discharge end is connected with coupling tube, the port of the coupling tube through the one side wall of fixed cavity
Inner wall is equipped with pressure sensor, and the end of the coupling tube is connected with supervisor, and the both ends of the supervisor are connected separately with first
Pipe and the second branch pipe, the both ends inner wall of the supervisor are equipped with annular retaining ring, and the top of the supervisor is equipped with oil cylinder, the oil cylinder
Piston rod be fixedly connected with baffle through first branch pipe, the baffle is arranged radially perpendicular to the supervisor's, described
The end of first branch pipe is connected with the first conveying pipeline, and the inside of first conveying pipeline is equipped with the first filter block, first mistake
Filter block is equipped with the first filter screen close to the insertion of the side of first branch pipe, and it is defeated that the end of second branch pipe is connected with second
The inside of expects pipe, second conveying pipeline is equipped with the second filter block, and second filter block is close to the side of second branch pipe
Insertion is equipped with the second filter screen, is uniformly provided with several filterings inside first filter block and second filter block
Hole, the end of first conveying pipeline are connected with third branch pipe, and the end of second conveying pipeline is connected with the 4th branch pipe, described
Third branch pipe is connected with the die head feeding end with the end of the 4th branch pipe, and the side of the fixed cavity is equipped with control
Device processed, the pressure sensor are electrically connected with the input terminal of the controller, the output end of the controller and oil cylinder electricity
Connection.
Preferably, the diameter of the baffle is greater than the internal diameter of the annular retaining ring.
Preferably, connecting rod is equipped between the supervisor and the die head feeding end.
Preferably, the model PY124G-113 of the pressure sensor.
Preferably, the angle between first branch pipe and second branch pipe and horizontal plane is 35-45 degree.
Preferably, the angle between the third branch pipe and the 4th branch pipe and horizontal plane is 35-45 degree.
Compared with prior art, the invention has the following beneficial effects: a kind of process units of anaesthesia breathing mask, lead to
Crossing controller starting oil cylinder makes baffle offset with annular retaining ring, makes material can only be by the first branch pipe, when product on the first filter screen
When poly- impurity reaches a certain level, the material squeezed out from screw extruder can be deposited in be connect with screw extruder discharge end
At transition pipe port, increase the pressure in coupling tube, when pressure increases to a certain extent, pressure sensor passes pressure signal
Controller is transported to, controller controls cylinder action, and the piston rod of oil cylinder retracts, and so that baffle is offseted with annular retaining ring, to make object
Material can only can replace the first filter screen by the second branch pipe at this time, and the second filter screen is made to start to work；When on the second filter screen
When the impurity of accumulation reaches a certain level, the material squeezed out from screw extruder can be deposited in be connect with screw extruder discharge end
Transition pipe port at, increase the pressure in coupling tube, when pressure increases to a certain extent, pressure sensor is by pressure signal
It is transmitted to controller, controller controls cylinder action, and the piston rod stretching, extension of oil cylinder makes baffle offset with annular retaining ring, to make
Material can only can replace the second filter screen by the first branch pipe at this time, so that the first filter screen is started to work, and do not influence to lead
Pipe continues to convey material, greatly improves work efficiency, does not influence manufacturing schedule, the process units knot of entire anaesthesia breathing mask
Structure is simple, easy to operate, greatly improves work efficiency, and does not influence manufacturing schedule.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of the process units of anaesthesia breathing mask of the present invention.
Fig. 2 is that a kind of structure of the supervisor of the process units of anaesthesia breathing mask of the present invention shows view.
Fig. 3 is a kind of structural schematic diagram of first filter block of the process units of anaesthesia breathing mask of the present invention.
Fig. 4 is a kind of right view of the fixed cavity of the process units of anaesthesia breathing mask of the present invention.
In figure: 1, screw extruder discharge end；2, die head feeding end；3, fixed cavity；4, coupling tube；5, pressure sensing
Device；6, it is responsible for；7, the first branch pipe；8, the second branch pipe；9, annular retaining ring；10, baffle；11, the first conveying pipeline；12, the first filtering
Block；13, the first filter screen；14, the second conveying pipeline；15, the second filter block；16, the second filter screen；17, filter hole；18, third
Branch pipe；19, the 4th branch pipe；20, controller；21, connecting rod；22, oil cylinder.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
As shown in Figs 1-4, a kind of process units of anaesthesia breathing mask, including setting screw extruder discharge end 1 with
Fixed cavity 3 between die head feeding end 2, the screw extruder discharge end 1 were connected with through the one side wall of fixed cavity 3
Pipe 4 is crossed, the port inner wall of the coupling tube 4 is equipped with pressure sensor 5, and the end of the coupling tube 4 is connected with supervisor 6, described
The both ends of supervisor 6 are connected separately with the first branch pipe 7 and the second branch pipe 8, and the both ends inner wall of the supervisor 6 is equipped with annular retaining ring 9,
The top of the supervisor 6 is equipped with oil cylinder 22, and the piston rod of the oil cylinder 22 is fixedly connected with baffle through first branch pipe 7
10, the baffle 10 is arranged radially perpendicular to the supervisor's 6, and the end of first branch pipe 7 is connected with the first conveying pipeline 11,
The inside of first conveying pipeline 11 be equipped with the first filter block 12, first filter block 12 close to first branch pipe 7 one
Side insertion is equipped with the first filter screen 13, and the end of second branch pipe 8 is connected with the second conveying pipeline 14, second conveying pipeline
14 inside is equipped with the second filter block 15, and second filter block 15 is equipped with the close to the insertion of the side of second branch pipe 8
Several filter hole 17, institute are uniformly provided with inside two filter screens 16, first filter block 12 and second filter block 15
The end for stating the first conveying pipeline 11 is connected with third branch pipe 18, and the end of second conveying pipeline 14 is connected with the 4th branch pipe 19,
The third branch pipe 18 is connected with the die head feeding end 2 with the end of the 4th branch pipe 19, the fixed cavity 3
Side is equipped with controller 20, and the pressure sensor 5 is electrically connected with the input terminal of the controller 20, the controller 20 it is defeated
Outlet is electrically connected with the oil cylinder 22.
In the present embodiment, it is preferred that the diameter of the baffle 10 is greater than the internal diameter of the annular retaining ring 9.
In the present embodiment, it is preferred that be equipped with connecting rod 21 between the supervisor 6 and the die head feeding end 2.
In the present embodiment, it is preferred that the model PY124G-113 of the pressure sensor 5.
Preferably, the angle between first branch pipe 7 and second branch pipe 8 and horizontal plane is 35-45 degree.
In the present embodiment, it is preferred that the angle between the third branch pipe 18 and the 4th branch pipe 19 and horizontal plane is
35-45 degree.
It should be noted that the present invention is a kind of process units of anaesthesia breathing mask, when in use, first by controller
20 starting oil cylinders 22 make baffle 10 offset with annular retaining ring 9, make material can only be by the first branch pipe 7, when on the first filter screen 13
When the impurity of accumulation reaches a certain level, the material squeezed out from screw extruder can be deposited in be connected with screw extruder discharge end 1
At 4 port of coupling tube connect, increase the pressure in coupling tube 4, when pressure increases to a certain extent, pressure sensor 5 will be pressed
Force signal is transmitted to controller 20, and controller 20 controls oil cylinder 22 and acts, and the piston rod of oil cylinder 22 retracts, and makes baffle 10 and annular
Retaining ring offsets, to make material that can only can replace the first filter screen 13 at this time by the second branch pipe 8, makes the second filter screen 16
It starts to work；When the impurity gathered on the second filter screen 16 reaches a certain level, the material squeezed out from screw extruder can heap
Product increases the pressure in coupling tube 4, when pressure increases at 4 port of coupling tube connecting with screw extruder discharge end 1
To a certain degree, pressure signal is transmitted to controller 20 by pressure sensor 5, and controller 20 controls oil cylinder 22 and acts, oil cylinder 22
Piston rod stretching, extension, makes baffle 10 offset with annular retaining ring 9, to make material that can only can replace the at this time by the first branch pipe 7
Two filter screens 16 make the first filter screen 13 start to work, and do not influence supervisor 6 and continue to convey material, substantially increase work
Efficiency does not influence manufacturing schedule.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (6)
1. a kind of process units of anaesthesia breathing mask, including be arranged in screw extruder discharge end (1) and die head feeding end (2)
Between fixed cavity (3), it is characterised in that: the screw extruder discharge end (1) through fixed cavity (3) one side wall connect
It is connected to coupling tube (4), the port inner wall of the coupling tube (4) is equipped with pressure sensor (5), and the end of the coupling tube (4) connects
It is connected to supervisor (6), the both ends of the supervisor (6) are connected separately with the first branch pipe (7) and the second branch pipe (8), the supervisor (6)
Both ends inner wall is equipped with annular retaining ring (9), and the top of the supervisor (6) is equipped with oil cylinder (22), the piston rod of the oil cylinder (22)
It is fixedly connected with baffle (10) through first branch pipe (7), the baffle (10) sets perpendicular to the radial direction of the supervisor (6)
It sets, the end of first branch pipe (7) is connected with the first conveying pipeline (11), and the inside of first conveying pipeline (11) is equipped with first
Filter block (12), first filter block (12) are equipped with the first filter screen close to the insertion of the side of first branch pipe (7)
(13), the end of second branch pipe (8) is connected with the second conveying pipeline (14), and the inside of second conveying pipeline (14) is equipped with the
Two filter blocks (15), second filter block (15) are equipped with the second filter screen close to the insertion of the side of second branch pipe (8)
(16), several filter hole (17), institute are uniformly provided with inside first filter block (12) and second filter block (15)
The end for stating the first conveying pipeline (11) is connected with third branch pipe (18), and the end of second conveying pipeline (14) is connected with the 4th
It manages (19), the third branch pipe (18) is connected with the die head feeding end (2) with the end of the 4th branch pipe (19), institute
The side for stating fixed cavity (3) is equipped with controller (20), the input terminal electricity of the pressure sensor (5) and the controller (20)
Connection, the output end of the controller (20) are electrically connected with the oil cylinder (22).
2. a kind of process units of anaesthesia breathing mask according to claim 1, it is characterised in that: the baffle (10)
Diameter is greater than the internal diameter of the annular retaining ring (9).
3. a kind of process units of anaesthesia breathing mask according to claim 1, it is characterised in that: the supervisor (6) with
Connecting rod (21) are equipped between the die head feeding end (2).
4. a kind of process units of anaesthesia breathing mask according to claim 1, it is characterised in that: the pressure sensor
(5) model PY124G-113.
5. a kind of process units of anaesthesia breathing mask according to claim 1, it is characterised in that: first branch pipe
(7) angle between second branch pipe (8) and horizontal plane is 35-45 degree.
6. a kind of process units of anaesthesia breathing mask according to claim 1, it is characterised in that: the third branch pipe
(18) angle between the 4th branch pipe (19) and horizontal plane is 35-45 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811375422.1A CN109248362A (en) | 2018-11-19 | 2018-11-19 | A kind of process units of anaesthesia breathing mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811375422.1A CN109248362A (en) | 2018-11-19 | 2018-11-19 | A kind of process units of anaesthesia breathing mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109248362A true CN109248362A (en) | 2019-01-22 |
Family
ID=65043072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811375422.1A Withdrawn CN109248362A (en) | 2018-11-19 | 2018-11-19 | A kind of process units of anaesthesia breathing mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109248362A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110843182A (en) * | 2019-11-18 | 2020-02-28 | 湖南利德森医疗器械有限公司 | Breathing mask production device |
| CN111346282A (en) * | 2020-03-10 | 2020-06-30 | 中日友好医院(中日友好临床医学研究所) | Novel coronavirus filter for noninvasive ventilator pipeline |
-
2018
- 2018-11-19 CN CN201811375422.1A patent/CN109248362A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110843182A (en) * | 2019-11-18 | 2020-02-28 | 湖南利德森医疗器械有限公司 | Breathing mask production device |
| CN111346282A (en) * | 2020-03-10 | 2020-06-30 | 中日友好医院(中日友好临床医学研究所) | Novel coronavirus filter for noninvasive ventilator pipeline |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190122 |
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| WW01 | Invention patent application withdrawn after publication |