CN207711175U - Spiral stream guidance filter core, encapsulating die and molded part - Google Patents
Spiral stream guidance filter core, encapsulating die and molded part Download PDFInfo
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- CN207711175U CN207711175U CN201721901201.4U CN201721901201U CN207711175U CN 207711175 U CN207711175 U CN 207711175U CN 201721901201 U CN201721901201 U CN 201721901201U CN 207711175 U CN207711175 U CN 207711175U
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- stream guidance
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Abstract
This application discloses a kind of spiral stream guidance filter core, encapsulating die and molded parts, the first positioning end cap at encapsulating die includes inner core, is sheathed on the shell of inner core and is set to inner core both ends and fixing shell positions end cap with second, there is encapsulating space between the surface of inner core and the inner surface of shell, the cross sectional shape in encapsulating space meets the cross sectional shape of spiral stream guidance filter core, there is at least one gum-injecting port, gum-injecting port to be connected to encapsulating space for first positioning end cap, the second positioning end cap or shell.The application passes through the corresponding encapsulating die of surface structure design according to spiral stream guidance filter core for molding, and encapsulating processing is carried out to encapsulating die, to form the spiral stream guidance filter core at least one spiral bar or spiral stream guidance slot, the manufacture craft of the application is simple, and can effectively reduce the cost of manufacture of spiral stream guidance filter core.
Description
Technical field
The utility model is related to the technical fields that the filter core of membrane oxygenator makes, more particularly to one kind being used for membrane oxygenation
Spiral stream guidance filter core, encapsulating die and the molded part of device.
Background technology
Oxygenator (also known as artificial lung) can be short-term during surgery or substitutes human lung's function for a long time, is to carry out external blood
The operating equipment of liquid gas exchanges.It is adjusted by the temperature to blood and gas exchanges, oxygenator can draw human body quiet
Arteries and veins blood is converted to arterial blood and the effect through pump is fed back into the human body.
Realize the efficient temperature of oxygenator adjust with the key of gas exchanges be allow blood be uniformly distributed and with it is corresponding in
Hollow fiber comes into full contact with.Chinese Patent Application No. CN 201710817792.5 is disclosed realizes uniform divided flows using spiral stream guidance
Effect.But the moulding process of such spiral stream guidance structure is more difficult, if using conventional horizontal or vertical die,
It realizes that the structure of demoulding will be extremely complex, causes mold manufacturing finished product very expensive.
Utility model content
The main purpose of the application be to provide it is a kind of for the spiral stream guidance filter core of membrane oxygenator, encapsulating die and at
Type part needs specifically limited, mold complexity high and die cost costliness to solve the prior art there are the demolding structure of mold
The problems such as.
To solve the above problems, the application provides a kind of encapsulating die of spiral stream guidance filter core comprising inner core is sheathed on
The shell of inner core and be set to inner core both ends and fixing shell first positioning end cap with second position end cap, the surface of inner core
There is encapsulating space, the cross sectional shape in encapsulating space to meet the cross sectional shape of spiral stream guidance filter core between the inner surface of shell, the
There is one positioning end cap at least one gum-injecting port, gum-injecting port to be connected to encapsulating space.
According to the embodiment of the application, the surface of above-mentioned inner core has at least one spiral stream guidance groove, and at least one
A spiral stream guidance groove is located in shell.
According to the embodiment of the application, the surface of above-mentioned inner core has multiple hole positioning pits, multiple hole positioning recessed
Point is arranged at intervals between multiple spiral stream guidance grooves.
According to the embodiment of the application, the surface of above-mentioned inner core has multiple hole salient points, and multiple hole salient points interval is set
It is placed between multiple spiral stream guidance grooves, and is connected to the inner surface of shell.
According to the embodiment of the application, the inner surface of above-mentioned shell has at least one spiral stream guidance raised line, at least
One spiral stream guidance raised line is located in encapsulating space.
According to the embodiment of the application, the inner surface of the surface of above-mentioned inner core or the shell has at least one wear
Geosynclinal convex block, at least one wears groove convex block are located at the side of at least one spiral stream guidance raised line.
According to the embodiment of the application, above-mentioned first positioning end cap has at least one gas vent, at least one row
Stomata is connected to encapsulating space.
According to the embodiment of the application, above-mentioned inner core has cooling duct.
According to the embodiment of the application, there are above-mentioned inner core multiple micropores, multiple micropores to be connected to cooling duct.
The application provides another using the molded part made such as above-mentioned encapsulating die comprising core ontology and is set to core
At least one spiral bar of the inner wall surface of ontology, at least one spiral bar correspond at least one spiral stream guidance groove.
The application provides another molded part made using above-mentioned encapsulating die comprising core ontology is set to core sheet
At least one spiral bar of the inner wall surface of body and it is set to the inner wall surface of core ontology and between at least one spiral bar
Multiple hole positioning convex points, at least one spiral bar correspond at least one spiral stream guidance groove, and multiple hole positioning convex points correspond to multiple
Hole positioning pit.
The application provides a kind of spiral stream guidance filter core made using above-mentioned encapsulating die comprising core ontology is set to
At least one spiral bar of the inner wall surface of core ontology and it is set to core ontology and multiple between at least one spiral bar lead
Hole is flowed through, at least one spiral bar corresponds at least one spiral stream guidance groove, multiple corresponding multiple hole salient points of water conservancy diversion perforation.
The application provides a kind of molded part made using above-mentioned encapsulating die comprising core ontology and is set to core ontology
Outer wall surface at least one spiral stream guidance slot, at least one spiral stream guidance slot corresponds at least one spiral stream guidance raised line.
The application provides a kind of spiral stream guidance filter core made using above-mentioned encapsulating die comprising core ontology is set to
At least one spiral stream guidance slot of the outer wall surface of core ontology and be set to core ontology and be located at least one spiral stream guidance slot one
At least one wears groove of side, at least one spiral stream guidance slot correspond at least one spiral stream guidance raised line, and at least one wears groove corresponds to
At least one wears groove convex block.
Description of the drawings
Attached drawing described herein is used for providing further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please do not constitute the improper restriction to the application for explaining the application.In the accompanying drawings：
Fig. 1 is the sectional view of the spiral stream guidance filter core of the application first embodiment.
Fig. 2 is the production flow diagram of the spiral stream guidance filter core of the application first embodiment.
Fig. 3 is the schematic diagram of the encapsulating die of the application first embodiment.
Fig. 4 is the schematic diagram of the molded part of the application first embodiment.
Fig. 5 is the schematic diagram of the encapsulating die of the application second embodiment.
Fig. 6 is the schematic diagram of the molded part of the application second embodiment.
Fig. 7 is the schematic diagram of the encapsulating die of the application third embodiment.
Fig. 8 is the schematic diagram of the spiral stream guidance filter core of the 4th embodiment of the application.
Fig. 9 is the schematic diagram of the encapsulating die of the 4th embodiment of the application.
Figure 10 is the schematic diagram of the encapsulating die of the 5th embodiment of the application.
Figure 11 is the schematic diagram of the encapsulating die of the application sixth embodiment.
Specific implementation mode
Multiple embodiments of the application, as clearly stated, the details in many practices will be disclosed with schema below
It will be explained in the following description.It should be appreciated, however, that the details in these practices is not applied to limit the application.Also
It is to say, in some embodiments of the application, the details in these practices is non-essential.In addition, for the sake of simplifying schema,
Some known usual structures will be painted it in a manner of simply illustrative in the drawings with component.
About its " first " used herein, " second " etc., the meaning of order or cis-position is not especially censured, also non-use
The component described with same technique term just for the sake of difference with limiting the application or operation.
Referring to Fig. 1, it is the sectional view of the spiral stream guidance filter core 1 of the application first embodiment；As shown, this reality
The mode of applying provides a kind of spiral stream guidance filter core 1, and spiral stream guidance filter core 1 is used for membrane oxygenator.Spiral stream guidance filter core 1 includes core sheet
Body 10, be set to core ontology 10 inner wall surface multiple spiral bars 11 and wear core ontology 10 and between multiple spiral bars 11
Multiple water conservancy diversion perforation 12, multiple spiral bars 11 are each in forming multiple spiral stream guidance slots 13 in the inner wall surface of core ontology 10
A spiral stream guidance slot 13 is between two adjacent spiral bars 11.It is the application first also referring to Fig. 2, Fig. 3 and Fig. 4
The schematic diagram of the production flow diagram of the spiral stream guidance filter core 1 of embodiment, the schematic diagram of encapsulating die 2 and molded part 3；As schemed
To show, present embodiment provides a kind of manufacture craft of spiral stream guidance filter core 1, first carries out step S11, provides encapsulating die 2, this
The encapsulating die 2 of embodiment includes inner core 21, the positioning positioning end cap 24 of end cap 23 and second of shell 22, first, and inner core 21 has
There is the first end 21a and second end 21b relative to first end 21a, is located between the first end 21a and second end 21b of inner core 21
Surface have spaced multiple spiral stream guidance grooves 211.Shell 22 is sheathed on inner core 21, and positioned at the first of inner core 21
Between holding 21a and second end 21b, and be covered in multiple spiral stream guidance grooves 211, the inner surface of shell 22, the surface of inner core 21 and
Encapsulating space is formed between multiple spiral stream guidance grooves 211, in other words, the cross sectional shape in encapsulating space is according to the surface of inner core 21
Structure must be consistent with depending on the inner surface structure of shell 22 with the cross sectional shape of spiral stream guidance filter core 1 again.First positioning end cap
23 are set to the first end 21a of inner core 21, and the second positioning end cap 24 is set to the second end 21b of inner core 21, the first positioning end cap
23 and second positioning 24 fixing shell 22 of end cap on inner core 21, the first positioning end cap 23 has at least one gum-injecting port 231, until
A few gum-injecting port 231 is connected to encapsulating space.Wherein at least one gum-injecting port 231 may be selected to be set to the second positioning end cap 24 or
Shell 22, as long as can be connected to encapsulating space.
Then step S12 is executed, plastic solution is poured into encapsulating space, until encapsulating sky from least one gum-injecting port 231
Interior to fill plastic solution, stopping pours into plastic solution to encapsulating space.Then step S13 is executed, it is molten that heating has poured into plastics
The encapsulating die 2 of liquid, hardened plastic solution are molded part 3, and wherein present embodiment is that encapsulating die 2 is placed in heating furnace to carry out
Heating.This molded part 3 includes core ontology 10 and the inner wall surface for being formed in core ontology 10 and corresponding multiple spiral stream guidance grooves
211 multiple spiral bars 11, wherein heating and temperature control are between 180 degrees Celsius and 260 degrees Celsius, and heating time is between 20 points
Between clock and 40 minutes.
Then step S14 is executed, takes out encapsulating die 2 from heating furnace, and cooling treatment is carried out to encapsulating die 2, wherein
Cooling treatment is air-cooled, air-cooled or water cooling.Then step S15 is executed, molded part 3 is taken out from encapsulating die 2, mainly first unloads
Lower first positioning end cap 23 and second positions end cap 24, and inner core 21 is extracted out from shell 22, and molded part 3 is unloaded from inner core 21.
Then step S16 is executed, drilling processing is carried out to molded part 3, forming multiple water conservancy diversion with the core ontology 10 in molded part 3 perforates
12, multiple water conservancy diversion perforation 12 are located at the spiral stream guidance slot 13 between two adjacent spiral bars 11, and then obtain this embodiment party
The spiral stream guidance filter core 1 of formula.
Again refering to Fig. 3, the second end 21b of the inner core 21 of present embodiment has stop block 210, in shell 22 is sheathed on
When core 21, shell 22 is inserted in from the first end 21a of inner core 21, and is moved toward the second end 21b of inner core 21, one end of shell 22
It is connected to stop block 210, to position shell 22 in the position on inner core 21, it is fixed to position end cap 23 and second convenient for follow-up first
The assembling of position end cap 24.
Fig. 5 and Fig. 6 is please referred to, is the schematic diagram of encapsulating die 2 and the showing for molded part 3 of the application second embodiment
It is intended to；As shown, the encapsulating die 2 of present embodiment and the encapsulating die difference of the above embodiment are, this embodiment party
There are multiple hole positioning pits 212, multiple hole positioning pits 21 to be spaced apart in multiple spiral stream guidances on the surface of the inner core 21 of formula
Between groove 211.When the encapsulating die 2 using present embodiment, which is applied to above-mentioned manufacture craft, makes spiral stream guidance filter core,
The molded part 3 taken out from encapsulating die 2 has multiple hole positioning convex points 31 of corresponding multiple hole positioning pits 212.Multiple Kong Ding
Position salient point 31 forms the inner wall surface of core ontology 10, and between multiple spiral bars 11, the position pair of multiple hole positioning convex points 31
The position of the multiple water conservancy diversion perforation for the spiral stream guidance filter core that should be made, in other words, the formation master of multiple hole positioning convex points 31
The position of multiple water conservancy diversion perforation is marked on core ontology 10.Then, drilling processing is carried out to multiple hole positioning convex points 31, with shape
It perforates at multiple water conservancy diversion of spiral stream guidance filter core, so ensures that multiple water conservancy diversion perforation are formed on predeterminated position.
Referring to Fig. 7, it is the schematic diagram of the encapsulating die 2 of the application third embodiment；As shown, this embodiment party
The encapsulating die 2 of formula is that the surface of the inner core 21 of present embodiment is with more with the encapsulating die difference of the above embodiment
A hole salient point 213, multiple hole salient points 213 are spaced apart between multiple spiral stream guidance grooves 211.When shell 22 is sheathed on inner core 21
When, multiple hole salient points 213 are connected to the inner surface of shell 22.When the encapsulating die 2 of present embodiment is applied to the first embodiment party
When the manufacture craft of formula makes spiral stream guidance filter core, the molded part taken out from encapsulating die 2 has corresponding multiple hole salient points 213
Multiple water conservancy diversion perforation.In other words, the molded part taken out from encapsulating die 2 is the spiral stream guidance filter of first embodiment
The step S16 of the manufacture craft of first embodiment is omitted in core.
Referring to Fig. 8, it is the schematic diagram of the spiral stream guidance filter core 1 of the 4th embodiment of the application；As shown, this reality
The mode of applying provides a kind of spiral stream guidance filter core 1 comprising core ontology 10, be set to core ontology 10 outer wall surface multiple spirals
Diversion trench 13 and wear core ontology 10 and positioned at multiple 13 sides of spiral stream guidance slot multiple wears grooves 15.Also referring to Fig. 9,
It is the schematic diagram of the encapsulating die 2 of the 4th embodiment of the application；As shown, the encapsulating die 2 and first of present embodiment
The encapsulating die difference of embodiment is that the surface of the inner core 21 of present embodiment does not have multiple spiral stream guidance grooves,
It is equipped with multiple spiral stream guidance raised lines 221 in the inner surface of the shell 22 relative to 21 surface of inner core.When the encapsulating of present embodiment
When mold 2 pours into plastic solution, encapsulating die 2 is heated, solidification and it is cooling after, be taken out molded part, molded part includes
Core ontology 10 and be set to core ontology 10 outer wall surface multiple spiral stream guidance slots 13, bored finally by core ontology 10
Hole is handled, and forms multiple wears grooves 15 in the side of multiple spiral stream guidance slots 13.It certainly also can be in the inner core 21 of encapsulating die 2
Multiple wears groove convex blocks are arranged in surface or the surface of shell 22, and multiple wears groove convex blocks are located at the one of multiple spiral stream guidance raised lines 221
Side, such multiple wears grooves 15 can be molded simultaneously with multiple spiral stream guidance slots 13, need not carry out follow-up drilling processing again.
By the above embodiment it is found that can according to spiral stream guidance filter core 1 structure in encapsulating film tool 2 inner core 21 surface
Or the inner surface of shell 22 makees corresponding structure, the surface of right inner core is formed by cutting for encapsulating space with the inner surface of shell 22
Face shape is consistent with the cross sectional shape of spiral stream guidance filter core 1, to form the spiral stream guidance filter core 1 for meeting demand.Above-mentioned embodiment party
Formula is only the state sample implementation of the application, and the quantity of the spiral bar 11 of the spiral stream guidance filter core 1 of certain first embodiment is one,
Or the 4th the quantity of spiral stream guidance slot 13 of embodiment be alternatively one, repeated no more in this.
Referring to Fig. 10, it is the schematic diagram of the encapsulating die 2 of the 5th embodiment of the application；As shown, this implementation
The encapsulating die 2 of mode is with the encapsulating die difference of the above embodiment, the inner core 21 of the encapsulating die 2 of present embodiment
With perforative cooling duct 214, when encapsulating die 2 is cooled down, cooling fluid pours into cooling duct 214, cold to be promoted
But the efficiency of encapsulating die 2.Above-mentioned cooling fluid can be gas or liquid.The first of the encapsulating die 2 of right present embodiment is fixed
There is position end cap 23 at least one gas vent 232, at least one gas vent 232 to be connected to encapsulating space, when being passed through plastic solution extremely
When in encapsulating space, the gas in encapsulating space can be discharged from least one gas vent 232.In addition, filling modeling in encapsulating space
When expecting solution, plastic solution is full of at least one gas vent 232.It is full of at least one gas vent when user observes plastic solution
When 232, it is to be understood that fill with plastic solution in encapsulating space, and stop in filled plastics solution to encapsulating space.It is above-mentioned extremely
A few gas vent 232 can also select to be set to the second positioning end cap 24 or shell 22, as long as can be connected to encapsulating space.
1 is please referred to Fig.1, is the schematic diagram of the encapsulating die 2 of the application sixth embodiment；As shown, this implementation
The encapsulating die 2 of mode is that the surface of the inner core 21 of present embodiment more may be used with the encapsulating die difference of the above embodiment
With multiple micropores 215, multiple micropores 215 are connected with cooling duct 214, and the size of wherein micropore 215 is very small, keeps away
From being molded on molded part.When molded part is intended to be detached from from inner core 21, it is passed through fluid to cooling duct 214 and from multiple micropores
215 outflows, fluid forces take shape in the molded part of inner core 21, allow molded part and the surface of inner core 21 to be detached from, such molded part can
Successfully it is detached from from inner core 21.
In conclusion according to the technical solution of the application, pass through the surface texture according to spiral stream guidance filter core for molding
Corresponding encapsulating die is designed, and encapsulating processing is carried out to encapsulating die, is led at least one spiral bar or spiral with being formed
The spiral stream guidance filter core of chute, the manufacture craft of the application is simple, and can effectively reduce the cost of manufacture of spiral stream guidance filter core.
Presently filed embodiment is above are only, is not intended to limit this application.Those skilled in the art are come
It says, the application can have various modifications and variations.It is all in spirit herein and principle made by it is any modification, equally replace
It changes, improve, should all be included within the scope of the claims of the present application.
Claims (14)
1. a kind of encapsulating die of spiral stream guidance filter core, which is characterized in that including inner core, be sheathed on the shell of the inner core and set
Be placed in the both ends of the inner core and the first positioning end cap of the fixed shell and the second positioning end cap, the surface of the inner core and
There is encapsulating space, the cross sectional shape in the encapsulating space to meet the section shape of spiral stream guidance filter core between the inner surface of the shell
Shape, the first positioning end cap, the second positioning end cap or shell have at least one gum-injecting port, the gum-injecting port and the encapsulating
Space is connected to.
2. the encapsulating die of spiral stream guidance filter core according to claim 1, which is characterized in that the appearance mask of the inner core
There are at least one spiral stream guidance groove, at least one spiral stream guidance groove to be located in the shell.
3. the encapsulating die of spiral stream guidance filter core according to claim 2, which is characterized in that the surface of the inner core has
Multiple hole positioning pits, the multiple hole positioning pit are arranged at intervals between the multiple spiral stream guidance groove.
4. the encapsulating die of spiral stream guidance filter core according to claim 2, which is characterized in that the surface of the inner core has
Multiple hole salient points, the multiple hole salient point is arranged at intervals between the multiple spiral stream guidance groove, and is connected to the shell
Inner surface.
5. the encapsulating die of spiral stream guidance filter core according to claim 1, which is characterized in that the inner surface of the shell has
There are at least one spiral stream guidance raised line, at least one spiral stream guidance raised line to be located in the encapsulating space.
6. the encapsulating die of spiral stream guidance filter core according to claim 5, which is characterized in that the outer surface of the inner core or
There is the inner surface of the shell at least one wears groove convex block, at least one wears groove convex block to be located at least one spiral
The side of water conservancy diversion raised line.
7. the encapsulating die of the spiral stream guidance filter core according to any one of claim 1-6, which is characterized in that described first
Positioning end cap, the second positioning end cap or shell, there is at least one gas vent, at least one gas vent to be connected to the encapsulating
Space.
8. the encapsulating die of the spiral stream guidance filter core according to any one of claim 1-6, which is characterized in that the inner core
With cooling duct.
9. the encapsulating die of spiral stream guidance filter core according to claim 8, which is characterized in that the inner core has multiple micro-
Hole, the multiple micropore are connected to the cooling duct.
10. a kind of molded part made using encapsulating die as claimed in claim 2 comprising core ontology and be set to described
At least one spiral bar of the inner wall surface of core ontology, at least one spiral bar correspond at least one spiral stream guidance ditch
Slot.
11. a kind of molded part made using encapsulating die as claimed in claim 3 comprising core ontology, be set to it is described
At least one spiral bar of the inner wall surface of core ontology and be set to the core ontology inner wall surface and be located at the multiple spiral shell
Multiple hole positioning convex points between muscle are revolved, at least one spiral bar corresponds at least one spiral stream guidance groove, described more
A hole positioning convex point corresponds to the multiple hole positioning pit.
12. a kind of spiral stream guidance filter core made using encapsulating die as claimed in claim 4 comprising core ontology, setting
In the inner wall surface of the core ontology at least one spiral bar and be set to the core ontology and be located at the multiple spiral bar
Between the perforation of multiple water conservancy diversion, at least one spiral bar corresponds at least one spiral stream guidance groove, the multiple water conservancy diversion
The corresponding the multiple hole salient point of perforation.
13. a kind of molded part made using encapsulating die as claimed in claim 5 comprising core ontology and be set to described
At least one spiral stream guidance slot of the outer wall surface of core ontology, at least one spiral stream guidance slot correspond at least one spiral shell
Revolve water conservancy diversion raised line.
14. a kind of spiral stream guidance filter core made using encapsulating die as claimed in claim 6 comprising core ontology, setting
In the outer wall surface of the core ontology at least one spiral stream guidance slot and be set to the core ontology and positioned at described at least one
At least one wears groove of a spiral stream guidance slot side, at least one spiral stream guidance slot correspond at least one spiral stream guidance
Raised line, at least one wears groove correspond at least one wears groove convex block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721901201.4U CN207711175U (en) | 2017-12-29 | 2017-12-29 | Spiral stream guidance filter core, encapsulating die and molded part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721901201.4U CN207711175U (en) | 2017-12-29 | 2017-12-29 | Spiral stream guidance filter core, encapsulating die and molded part |
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| CN207711175U true CN207711175U (en) | 2018-08-10 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111068136A (en) * | 2018-10-22 | 2020-04-28 | 东莞科威医疗器械有限公司 | Forming method, flow guide partition plate, membrane oxygenator, drilling mold and forming mold |
| WO2024066153A1 (en) * | 2022-09-28 | 2024-04-04 | 江苏赛腾医疗科技有限公司 | Membrane oxygenator blood storage tank |
-
2017
- 2017-12-29 CN CN201721901201.4U patent/CN207711175U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111068136A (en) * | 2018-10-22 | 2020-04-28 | 东莞科威医疗器械有限公司 | Forming method, flow guide partition plate, membrane oxygenator, drilling mold and forming mold |
| WO2024066153A1 (en) * | 2022-09-28 | 2024-04-04 | 江苏赛腾医疗科技有限公司 | Membrane oxygenator blood storage tank |
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