CN209361570U - A kind of process units of anaesthesia breathing mask - Google Patents
A kind of process units of anaesthesia breathing mask Download PDFInfo
- Publication number
- CN209361570U CN209361570U CN201821902423.2U CN201821902423U CN209361570U CN 209361570 U CN209361570 U CN 209361570U CN 201821902423 U CN201821902423 U CN 201821902423U CN 209361570 U CN209361570 U CN 209361570U
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- Prior art keywords
- branch pipe
- supervisor
- breathing mask
- conveying pipeline
- process units
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Abstract
The utility model 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 utility model is greatly improved work efficiency in the case where not influencing manufacturing schedule.
Description
Technical field
The utility model 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.
Utility model content
The main purpose of the utility model is to provide a kind of process units of anaesthesia breathing mask, can effectively solve to carry on the back
The problems in scape technology.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of process units of anaesthesia breathing mask, including be arranged between screw extruder discharge end and die head feeding end
Fixed cavity, the screw extruder discharge end is connected with coupling tube through the one side wall of fixed cavity, the coupling tube
Port 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 the
One branch 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, described
The piston rod of oil cylinder is fixedly connected with baffle through first branch pipe, and the baffle is arranged radially perpendicular to the supervisor's,
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, and described the
One filter block is equipped with the first filter screen close to the insertion of the side of first branch pipe, and the end of second branch pipe is connected with the
The inside of two conveying pipelines, second conveying pipeline is equipped with the second filter block, and second filter block is close to second branch pipe
Side insertion is equipped with the second filter screen, is uniformly provided with several mistakes inside first filter block and second filter block
Filter opening, 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, institute
It states third branch pipe to be connected with the die head feeding end with the end of the 4th branch pipe, the side of the fixed cavity is equipped with
Controller, the pressure sensor are electrically connected with the input terminal of the controller, the output end of the controller and the oil cylinder
Electrical 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 utility model has the following beneficial effects: a kind of production dress of anaesthesia breathing mask
It sets, starting oil cylinder by controller makes baffle offset with annular retaining ring, makes material can only be by the first branch pipe, when the first filter screen
When the impurity of upper accumulation reaches a certain level, the material squeezed out from screw extruder can be deposited in be connected with screw extruder discharge end
At the transition pipe port connect, increase the pressure in coupling tube, when pressure increases to a certain extent, pressure sensor believes pressure
It number is transmitted to controller, controller controls cylinder action, and the piston rod of oil cylinder retracts, and so that baffle is offseted with annular retaining ring, thus
Make material that can only can replace the first filter screen at this time by the second branch pipe, the second filter screen is made to start to work；When the second filtering
When the impurity gathered on the net reaches a certain level, the material squeezed out from screw extruder can be deposited in and screw extruder discharge end
At the transition pipe port of connection, increase the pressure in coupling tube, when pressure increases to a certain extent, pressure sensor is by pressure
Signal is transmitted to controller, and controller controls cylinder action, and the piston rod stretching, extension of oil cylinder makes baffle offset with annular retaining ring, from
And make material that can only can replace the second filter screen at this time by the first branch pipe, so that the first filter screen is started to work, and not shadow
It rings supervisor to continue to convey material, greatly improve work efficiency, do not influence manufacturing schedule, the production dress of entire anaesthesia breathing mask
It is simple to set structure, it is easy to operate, it greatly improves work efficiency, 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 utility model.
Fig. 2 is that a kind of structure of the supervisor of the process units of anaesthesia breathing mask of the utility model 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 utility model.
Fig. 4 is a kind of right view of the fixed cavity of the process units of anaesthesia breathing mask of the utility model.
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, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
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 utility model is a kind of process units of anaesthesia breathing mask, it when in use, first will control
Device 20 processed, which starts oil cylinder 22, makes baffle 10 offset with annular retaining ring 9, makes material can only be by the first branch pipe 7, when the first filter screen
When the impurity gathered on 13 reaches a certain level, the material squeezed out from screw extruder can be deposited in and screw extruder discharge end
At 4 port of coupling tube of 1 connection, increase the pressure in coupling tube 4, when pressure increases to a certain extent, pressure sensor 5 will
Pressure 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 ring
Shape 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, make the second filter screen
16 start to work；When the impurity gathered on the second filter screen 16 reaches a certain level, from the material meeting of screw extruder extrusion
It is deposited at 4 port of coupling tube being connect with screw extruder discharge end 1, increases the pressure in coupling tube 4, when pressure increases
To a certain extent, 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, so that baffle 10 is offseted with annular retaining ring 9, to make material that can only can replace at this time by the first branch pipe 7
Second filter screen 16 makes the first filter screen 13 start to work, and does not influence supervisor 6 and continue to convey material, substantially increases work
Make efficiency, does not influence manufacturing schedule.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending 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 |
|---|---|---|---|
| CN201821902423.2U CN209361570U (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 |
|---|---|---|---|
| CN201821902423.2U CN209361570U (en) | 2018-11-19 | 2018-11-19 | A kind of process units of anaesthesia breathing mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209361570U true CN209361570U (en) | 2019-09-10 |
Family
ID=67837062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821902423.2U Active CN209361570U (en) | 2018-11-19 | 2018-11-19 | A kind of process units of anaesthesia breathing mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209361570U (en) |
-
2018
- 2018-11-19 CN CN201821902423.2U patent/CN209361570U/en active Active
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