CN106985572B - A kind of direct-fluid-supply writing implement - Google Patents
A kind of direct-fluid-supply writing implement Download PDFInfo
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- CN106985572B CN106985572B CN201710335298.5A CN201710335298A CN106985572B CN 106985572 B CN106985572 B CN 106985572B CN 201710335298 A CN201710335298 A CN 201710335298A CN 106985572 B CN106985572 B CN 106985572B
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- equilibrium device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K5/00—Pens with ink reservoirs in holders, e.g. fountain-pens
- B43K5/18—Arrangements for feeding the ink to the nibs
- B43K5/1818—Mechanical feeding means, e.g. valves; Pumps
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Abstract
The invention discloses a kind of direct-fluid-supply writing implements, including：Handwriting is used to accommodate ink and forms the main body of writing implement；Writing element is mounted on handwriting head；Ink adsorbent is mounted on the rear end of writing element；Fiber diversion core is mounted in handwriting, and through the ink adsorbent, front end is contacted with writing element, and rear end is connected to the cartridge that handwriting inner cavity is formed；In handwriting at least one vapor liquid equilibrium device is equipped with along its axis direction, vapor liquid equilibrium device is mounted in the annular gap that the fiber diversion core is formed with handwriting, and the gas-liquid that one or more is provided on the outer circumference surface of vapor liquid equilibrium device through its outer circumference surface and has capillary force to act on ink exchanges slot；Overflow launder is equipped on the sagittal plane of vapor liquid equilibrium device, one end of overflow launder is contacted with fiber diversion core, and the other end exchanges slot connection with gas-liquid；Fiber diversion core outer circumference surface uses blind-mate or interference fit with vapor liquid equilibrium device inner hole wall.
Description
Technical field
The present invention relates to a kind of direct-fluid-supply writing implement, the direct-fluid-supply writing implement refers to that ink is straight in liquid form
The writing implement being stored in handwriting is connect, school supply and stationery, the medical or fields such as industrial are can be used for, by accommodating each class I liquid I, and
The writing of liquid, label, coating unit are realized out by certain liquid discharge device,
Background technology
The one kind of marking pen as writing implement, in particular by the mark of the low surface tension ink of various solvents
Pen, is widely applied coating writing implement, since ink surface tension is low, the problems such as being susceptible to ink leak, so marking pen
Mainly using cotton core ink storage structure made of fiber, but cotton core ink storage structure has ink remnants, and in writing process
Ink consumption can constantly decline, and the stability of writing process is inadequate.
In order to solve problem above, patent CN01809151.2 discloses a kind of writing implement, is separated by multiple walls
Cartridge directly to store ink, and each of which interlayer wall all has a kind of connection that ink can be maintained under the action of capillary force
Hole, and realize that gas-liquid exchanges by the gap between ink supply portion and wall.
Although the above patent can solve the problems, such as a part of cotton core formula writing implement, due between ink supply portion and wall
Gap is practical to be filled with ink, in writing process, since the ink in cartridge is constantly absorbed into ink supply portion, while in gap
Ink there is also two kinds of possibility, be absorbed into ink supply portion or be retained in gap, variation can not be accurately controlled, and practical
Manufacturing process intermediate gap slightly tolerance, gas-liquid exchange will be affected, and be affected by the physical and chemical index of ink itself,
The consistency of bulk article is not easy to ensure.
In addition, patent CN200480043409.6 discloses a kind of liquid supplying apparatus, it is higher than by spaced walls extension
The mode for being stored in the liquid level that aforementioned liquids store indoor liquid stores ink, and what is optimized places ink in ink supply body tail portion
Absorber, for providing ink needed for writing process.
The above patent is higher than the liquid level of locker room's ink due to spaced walls, and ink is not easy the problem of ink leak occur, but produces
Product keep flat and put upside down, and ink can infiltrate ink supply body or the ink absorber of tail portion.Therefore in terms of ease of use
There are larger defects.
Patent CN201310398639.5 discloses a kind of direct-fluid-supply writing implement, by being equipped with connection institute on partition wall
It states the gas operated device of ink barrel and memotron and leads black device to realize that gas-liquid exchanges, provide two schemes, first scheme is
The gap pattern between ink inducing element similar with patent CN01809151.2, another kind are exactly real by independent gas port
It is existing.
First scheme in the above patent equally exists the ink in gap there is also two kinds of possibility, is absorbed into ink supply portion
In or be retained in gap, variation the problem of can not being accurately controlled, the problem of alternative plan, is also more apparent, due to air guide
Hole, therebetween without directly contacting, be easy to cause the imbalance of writing end and inlet end independently of ink supply portion.
Patent CN201510887830.5 discloses a kind of direct-liquid type water stop, more described at least one groove by being equipped with
A water barrier is set to the ink storage structure formed between the cylindrical wall and bottom circle wall and separates ink layer by layer.Its principle is
Ink is separated in different storehouses, realization is out of ink by cartridge sequence, and improves anti-ink leak characteristic.
The above patent equally uses the gap of ink supply portion and water stop to take a breath, and cartridge ink supply and ventilation are by same recessed
Slot realizes that, due to that can not accomplish relatively independent channel, scavenging period is extremely complex, is difficult to control.In addition the patent is deposited
The problem of can not actually produce in batches, the reason is that water stop it is occupied in cartridge volume it is larger, if first filling ink
Water stop is placed afterwards be easy to cause the problem of air pressure increases in ink spilling and cartridge, whereas if water stop is first placed, it is rear to fill
Dress, then because the channel for entering each interlayer is smaller, filling time long problem, therefore can not actually realize that batch is raw
Production.
Patent US6659671 discloses a kind of liquid writing implement, between ink supply portion and partition wall
Gap realizes that gas-liquid exchanges, and results in the process and is not easy controlled problem.
Patent CN200810097132.5 discloses a kind of direct-fluid-supply writing implement, is realized by two independent air guide catheters
The ink supply of writing process controls, and since the separately adjustable air of two air guide catheters enters, there is the two to use
Equilibrium problem in journey.
To sum up, existing all kinds of direct-fluid-supply writing implements, although lacking for the existing cotton core formula writing implement in part can be solved
Point, it is various between some uses and ink supply portion since above technical scheme some is using the independent air guide channel with ink supply portion
The gap of shape realizes that gas-liquid exchanges, therefore fails to accomplish to be accurately controlled the balance between ink and air pressure so that system
Various complexity, uncertain variation occur in writing process, lead to the unstable of system and inadequate to ink adaptability.
Invention content
The present invention provides a kind of direct-fluid-supply writing implement, by the way that multiple vapor liquid equilibrium devices are arranged, realizes in writing process
The accurate adjusting of ink and air variation, and by the effect of overflow launder in writing process, constantly realize ink and air pressure it
Between dynamic equilibrium, to ensure the smooth writing stablized, but can ensure to write and storing process in be less prone to
The problem of ink leak.
The specific embodiment that the present invention uses is as follows：
A kind of direct-fluid-supply writing implement, including：
Handwriting is used to accommodate ink and forms the main body of writing implement；
Writing element is mounted on handwriting head；
Ink adsorbent is mounted on the rear end of writing element；
Fiber diversion core is mounted in handwriting, and through the ink adsorbent, front end is contacted with writing element,
Rear end is connected to the cartridge that handwriting inner cavity is formed；It is characterized in that,
In the handwriting at least one vapor liquid equilibrium device, vapor liquid equilibrium device installation are equipped with along its axis direction
Between the fiber diversion core and handwriting, one or more is provided on the outer circumference surface of the vapor liquid equilibrium device
There is the gas-liquid that capillary force acts on to exchange slot through its outer circumference surface and to ink；In the sagittal plane of the vapor liquid equilibrium device
It is equipped with overflow launder, one end of the overflow launder is contacted with fiber diversion core, and the other end exchanges slot company with the gas-liquid
It is logical；The fiber diversion core outer circumference surface uses blind-mate or interference fit with vapor liquid equilibrium device inner hole wall.
Since the general surface tension of mark pen ink is low, it is susceptible to the risk of ink leak, therefore when temperature raising or inside
When pressure increases, excessive ink is flowed along fiber diversion core to writing element end, and fiber relaying core is in oversaturated state,
When flowing to the position of vapor liquid equilibrium device overflow launder, since fiber relaying core and overflow launder are in close contact, from saturation region to non-
Saturation region has the function of capillary force, therefore oversaturated ink can be flowed into from overflow launder in vapor liquid equilibrium device, to real
Cushioning effect is showed.
In writing process, constantly consumed as fiber relays the ink absorbed in core, the volume of air in cartridge is continuous
Increase, when ambient pressure has the trend, especially rapid writing more than internal cartridge air pressure at this time, the ink of writing process disappears
Consumption is more than the speed that fiber relaying core absorbs ink from cartridge, and the phenomenon that undersaturation occurs in fiber relaying core, due to fiber
It relays core and overflow launder to be in close contact, has the function of capillary force from saturation region to non-saturated region, ink is from gas-liquid at this time
Balancer overflow launder moves on fiber relaying core, synchronous, and gas-liquid exchanges the ink reduction in slot and gap occurs, and air is from outer
Boundary exchanges slot along gas-liquid and adds in cartridge, realizes the balance of new writing and consumption.
According to different ink filling amount requirements, multiple vapor liquid equilibrium devices can be set, synchronized, on vapor liquid equilibrium device
Multiple gas-liquids can be set and exchange slot, as necessary condition, each gas-liquid exchanges slot and must be communicated with relaying core by overflow launder,
It just may insure the realization of balanced action.
Overflow launder one end, which must be coordinated by zero clearance with fiber relaying core or be interference fitted realization, to be in close contact, the other end
It needs to exchange slot with gas-liquid and be connected, the connection both to play and Link role.
Preferably, various plastic macromolecule materials, which may be used, in the vapor liquid equilibrium device passes through injection moulding process shape
At polymer plastic glue material material such as ABS, PP, PE, PMMA, PA66.
Preferably, it is 0.05mm-0.40mm that the gas-liquid of vapor liquid equilibrium device, which exchanges well width A,.
According to pressure distribution situation in the surface tension of ink and cartridge, Laplce surface tension of liquid side can be passed through
Journey calculates the exchange well width of vapor liquid equilibrium device, it is ensured that black water and air is generating enough capillarys in gas-liquid exchanges slot
It is flowed and is exchanged under conditions of active force.By calculating and actual different ink test optimizations, preferably exchange well width A
For 0.05mm-0.40mm.
Preferably, the isopipe width B of vapor liquid equilibrium device≤gas-liquid exchanges well width A.
Since overflow launder plays the role of balance, the width of overflow launder is generally required exchanges slot less than or equal to gas-liquid
Width.
Preferably, outer circumference surface of the vapor liquid equilibrium device far from writing element end is limited with handwriting inner surface using step
Interference fit.
The excircle of vapor liquid equilibrium device needs and handwriting is using interference fit, it is ensured that is communicated with cartridge in addition to gas-liquid exchanges slot
Outside, remaining outer circumference surface far from writing element end is in a sealed state, and axially needs to limit, and prevents play.Ensure
Gas-liquid exchange is to be happened at gas-liquid to exchange in slot.
Preferably, vapor liquid equilibrium device excircle can form ink buffer tank, dashpot by multiple circumferential slots slots
Slot is exchanged with gas-liquid to communicate, the axial width clearance C of slot is 0.05mm~0.50mm.
Caused by air pressure inside or internal temperature increase when ink overflow, enters in vapor liquid equilibrium device, realize buffering
Effect, in order to reinforce this cushioning effect, it is ensured that more inks can be received into vapor liquid equilibrium device, outside vapor liquid equilibrium device
The ink buffer tank that multiple circumferential slots slots are formed is arranged in circumference, when gas-liquid, which exchanges slot, to accommodate more inks, ink into
Enter and is stored into ink buffer tank.If more inks is needed to consume in writing process, these are stored in ink buffer tank
Ink can enter gas-liquid and exchange in slot, overflow launder step by step again, enter eventually into fiber diversion core for writing.Also according to drawing
This surface tension of liquid equation of pula calculate and actual different ink test optimizations, the gap axial direction width C of slot are
0.05mm-0.50mm。
Preferably, the overflow launder be arranged on the end face of the vapor liquid equilibrium device or vapor liquid equilibrium device in
Between position, and run through inner hole wall.
After provided with slot, overflow launder, circumference slot is exchanged, vapor liquid equilibrium device forms micro-filtration system, therefore gas
Liquid balancer can equally play the role of ink adsorbent, therefore what can be optimized selects using vapor liquid equilibrium device as ink
Adsorbent.
Preferably, ink adsorbent adsorbs ink using more gap fiber cotton core ink storage structures.Ink adsorbent can
To be formed using polyester fiber, polypropylene fibre, the various fibers winding boundlings such as nylon fiber, the gap between fiber can be with
Generate the function that capillary force realizes storage ink.
Preferably, when the vapor liquid equilibrium device is provided with multiple, separated by multiple independent vapor liquid equilibrium devices
Cartridge volume, wherein the volume relationship of two adjacent cartridges is：
Along writing element end to distalmost end, the cartridge volume of distal end is more than or equal to the cartridge volume of proximal end.
Due to multiple vapor liquid equilibrium devices can Buffer Overflow step by step extra ink, in order to preferably prevent the wind of ink leak
Danger, therefore cartridge volume nearest apart from writing element in each cartridge volume preferably separated is minimum, and increase step by step.
Preferably, the axial limiting of the vapor liquid equilibrium device axis setting fiber diversion core apart from writing element distalmost end
Step, and step circumference realizes the contact of the ink and diversion core in cartridge using slot.
Preferably, external environment passes through the handwriting inner wall air duct that is originated from writing element end and vapor liquid equilibrium device
Exchange slot be connected.
By air duct, air can be replenished in time in the exchange slot of vapor liquid equilibrium device, so that it is guaranteed that gas-liquid exchanges
Smooth realization.
By above technical scheme, enforceable Batch assemblage process is as follows：Assemble vapor liquid equilibrium device one by one in handwriting；
Assembly in place afterwards use diameter be less than fiber diversion core diameter filling needle injection it is filling, and in pouring process filling needle position
It sets and moves up step by step, filling difference cartridge completes filling rear assembly fiber diversion core, ink adsorbent, writing element, buckles sealing
Cap forms final product.
Beneficial effects of the present invention：
The present invention really not only ensure that the relative independentability being arranged in the air guide ventilation device of vapor liquid equilibrium device excircle, but also energy
The ink exchange between fiber diversion core is enough realized by overflow launder, it is ensured that mutual balance.And it is flat by gas-liquid
The setting in weighing apparatus different function area improves the microcosmic unstable of the gas-liquid exchange in writing process and external environment change procedure
Situation.
The gas of different width dimensions can be arranged in gas-liquid according to different ink surface tensions and viscosity situation in the present invention
Liquid exchanges slot and ink buffer tank, overflow launder, by width dimensions variation can adapt to and control a variety of inks balance and
It is out of ink, create advantage for the realizability of mass production.
The present invention can be used for the writing implement of all kinds of low viscosity inks, such as aqueous ballpoint pen, permanent marker pen, white
The products such as plate pen, industrial markings pen, marking pen for medical use, simultaneously because the characteristic of its stabilization, can also further extend into various
Coated tool, for example, color make-up class coated tool and drawing picture material etc..
Description of the drawings
The accompanying drawings which form a part of this application are used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation do not constitute the restriction to the application for explaining the application.
Fig. 1 is the embodiment of the present invention 1；
Fig. 2 is that vapor liquid equilibrium device of the present invention coordinates Local map with fiber diversion core；
Fig. 3 is that temperature of the present invention increases or when internal pressure increase, schematic diagram that ink moves in vapor liquid equilibrium device；
Fig. 4 is the schematic diagram that ink moves in vapor liquid equilibrium device during the present invention writes
Fig. 5, Fig. 6, Fig. 7 are vapor liquid equilibrium device sectional view of the present invention and stereogram；
Fig. 8 is that vapor liquid equilibrium device of the present invention coordinates sectional view with handwriting；
Fig. 9, Figure 10, Figure 11, Figure 12 are the vapor liquid equilibrium device sectional view and stereogram that the present invention increases ink buffer tank；
When Figure 13 is that temperature of the present invention increases or internal pressure increases, ink is in the vapor liquid equilibrium device for increasing ink buffer tank
The schematic diagram of middle movement；
Figure 14 is the signal that ink moves in the vapor liquid equilibrium device for increasing ink buffer tank during the present invention writes
Figure；
Figure 15 is the embodiment of the present invention 2；
Figure 16, Figure 17 are the sectional view of fiber diversion core tail portion of the present invention and the cooperation of vapor liquid equilibrium device.
Figure 18 is handwriting internal air passageway schematic diagram of the present invention.
Figure 19 is the embodiment of the present invention 3.
In figure：1 writing element, 2 ink adsorbents, 3 fiber diversion cores, 4 handwritings, 5 vapor liquid equilibrium devices, 6 cartridge VI, 7 ink
Storehouse VII, 8 cartridge VIII, 9 gas-liquids exchange slot, 10 overflow launders, 11 ink buffer tanks, 12 gas-liquids exchange slot, 13 ink adsorbents,
14 limited steps, 15 slots, 16 air ducts.
Specific implementation mode
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific implementation mode, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or combination thereof.
With reference to illustration is implemented, the present invention is described in detail：
Embodiment 1：
Referring in particular to Fig. 1.A kind of aqueous marking pen, ink surface tension are 30~35mN/m, filling amount 3.5g, are used
It paints and uses in written indicia.It is 80% or so that ink adsorbent, which selects polyester fiber cotton, the porosity, and concrete structure is as follows：
It includes：Handwriting 4 is used to accommodate ink and forms the main body of writing implement；Writing element 1 is mounted on handwriting
Head；Ink adsorbent 2 is mounted on the rear end of writing element；Fiber diversion core 3 is mounted in handwriting, through described
Ink adsorbent, front end contacts with writing element, and rear end is connected to the cartridge that handwriting inner cavity is formed；It is characterized in that, institute
It is equipped at least one vapor liquid equilibrium device 5 along its axis direction in the handwriting stated, the vapor liquid equilibrium device 5 is mounted on the fibre
Tie up in the annular gap that diversion core and handwriting are formed, on the outer circumference surface of the vapor liquid equilibrium device 5 setting there are one or
Multiple gas-liquids for having capillary force to act on through its outer circumference surface and to ink exchange slot 9；In the vapor liquid equilibrium device
Radial end face is equipped with overflow launder 10, and one end of the overflow launder 10 is contacted with fiber diversion core, the other end and the gas
Liquid exchanges slot 9 and is connected to；The fiber diversion core outer circumference surface uses blind-mate or interference with vapor liquid equilibrium device inner hole wall
Cooperation.
Since the general surface tension of mark pen ink is low, it is susceptible to the risk of ink leak, therefore when temperature raising or inside
When pressure increases, excessive ink is flowed along fiber diversion core to writing element end, and fiber relaying core is in oversaturated state,
When flowing to the position of vapor liquid equilibrium device overflow launder, since fiber relaying core and overflow launder are in close contact, from saturation region to non-
Saturation region has the function of capillary force, therefore oversaturated ink can be flowed into from overflow launder in vapor liquid equilibrium device, to real
Cushioning effect is showed.Refer to Fig. 3 in the flow direction of ink.
In writing process, constantly consumed as fiber relays the ink absorbed in core, the volume of air in cartridge is continuous
Increase, when ambient pressure has the trend, especially rapid writing more than internal cartridge air pressure at this time, the ink of writing process disappears
Consumption is more than the speed that fiber relaying core absorbs ink from cartridge, and the phenomenon that undersaturation occurs in fiber relaying core, due to fiber
It relays core and overflow launder to be in close contact, has the function of capillary force from saturation region to non-saturated region, ink is from gas-liquid at this time
Balancer overflow launder moves on fiber relaying core, synchronous, and gas-liquid exchanges the ink reduction in slot and gap occurs, and air is from outer
Boundary exchanges slot along gas-liquid and adds in cartridge, realizes the balance of new writing and consumption.Refer to Fig. 4 in ink flow direction.
According to different ink filling amount requirements, multiple vapor liquid equilibrium devices 5 can be set, synchronized, on vapor liquid equilibrium device 5
Multiple gas-liquids can also be set and exchange slot, as necessary condition, each gas-liquid exchanges slot must be by overflow launder and relaying core phase
It is logical, it just may insure the realization of balanced action.
It is provided with three vapor liquid equilibrium devices 5 in Fig. 1, three vapor liquid equilibrium devices 5 will be divided into three cartridges inside handwriting,
It is cartridge VI6, cartridge VII7, cartridge VIII8 respectively.Due to 3 vapor liquid equilibrium devices 5 can Buffer Overflow step by step extra ink
Water, in order to preferably prevent the risk of ink leak, therefore cartridge nearest apart from writing element in each cartridge volume preferably separated
Volume is minimum, and increases step by step.If the volume of the cartridge VI6 nearest apart from writing element is VI, and other two cartridges are successively
For VII, VIII, then the relationship of three cartridges is：VI≦VII≦ VIII.
Overflow launder one end, which must be coordinated by zero clearance with fiber relaying core or be interference fitted realization, to be in close contact, the other end
It needs to exchange slot with gas-liquid and be connected, the connection both to play and Link role.
Preferably, various plastic macromolecule materials, which may be used, in the vapor liquid equilibrium device 5 passes through injection moulding process
It is formed, polymer plastic glue material material such as ABS, PP, PE, PMMA, PA66.
Preferably, the isopipe width B of vapor liquid equilibrium device 5≤exchange well width A.Overflow groove location refer to Fig. 5, Fig. 6,
Fig. 7.
Since overflow launder plays the role of balance, the width of overflow launder is generally required exchanges slot less than or equal to gas-liquid
Width.
Preferably, outer circumference surface of the vapor liquid equilibrium device 5 far from writing element end is limited with handwriting inner surface using step
Interference fit.
The excircle of vapor liquid equilibrium device 5 needs and handwriting is using interference fit, it is ensured that in addition to gas-liquid exchanges slot and cartridge phase
Logical outer, remaining outer circumference surface far from writing element end is in a sealed state, and axially needs to limit, and prevents play, in detail
See Fig. 6.Ensure that gas-liquid exchange is to be happened at gas-liquid to exchange in slot.
Further, preferably, multiple circumferential slots flute profiles can be arranged on the vapor liquid equilibrium device excircle of Fig. 5,6,7
At ink buffer tank, dashpot exchanges slot with the gas-liquid and communicates, the axial width clearance C of slot be 0.05mm~
0.50mm。
After provided with slot, overflow launder, circumference slot is exchanged, vapor liquid equilibrium device forms micro-filtration system, therefore gas
Liquid balancer can equally play the role of ink adsorbent, therefore what can be optimized selects using vapor liquid equilibrium device as ink
Adsorbent.
Caused by air pressure inside or internal temperature increase when ink overflow, enters in vapor liquid equilibrium device, realize buffering
Effect, in order to reinforce this cushioning effect, it is ensured that more inks can be received into vapor liquid equilibrium device, outside vapor liquid equilibrium device
The ink buffer tank that multiple circumferential slots slots are formed is arranged in circumference, when gas-liquid, which exchanges slot, to accommodate more inks, ink into
Enter and is stored into ink buffer tank.If more inks is needed to consume in writing process, these are stored in ink buffer tank
Ink can enter gas-liquid and exchange in slot, overflow launder step by step again, enter eventually into fiber diversion core for writing.Also according to drawing
This surface tension of liquid equation of pula calculate and actual different ink test optimizations, the gap axial direction width C of slot are
0.05mm-0.50mm。
Preferably, ink adsorbent 2 adsorbs ink using more gap fiber cotton core ink storage structures, polyester may be used
The various fiber winding boundlings such as fiber, polypropylene fibre, nylon fiber form, and the gap between fiber can generate capillary work
Firmly realize the function of storage ink.
Preferably, the cartridge volume separated using multiple independent vapor liquid equilibrium devices 5, along writing element end to farthest
End, wherein two adjacent cartridges, the cartridge volume of distal end is not less than the cartridge volume of proximal end.
Preferably, the axial limiting platform of the vapor liquid equilibrium device axis setting fiber diversion core apart from writing element distalmost end
Rank, and step circumference realizes the contact of the ink and diversion core in cartridge using slot.
By air duct, air can be replenished in time in the exchange slot of vapor liquid equilibrium device, so that it is guaranteed that gas-liquid exchanges
Smooth realization.
Preferably, external environment passes through the handwriting inner wall air duct that is originated from writing element end and vapor liquid equilibrium device
It exchanges slot to be connected, refers to Figure 18.
By above technical scheme, enforceable Batch assemblage process is as follows：Assemble vapor liquid equilibrium device one by one in handwriting；
Assembly in place afterwards use diameter be less than fiber diversion core diameter filling needle injection it is filling, and in pouring process filling needle position
It sets and moves up step by step, filling difference cartridge completes filling rear assembly fiber diversion core, ink adsorbent, writing element, buckles sealing
Cap forms final product.
5 gas-liquid of vapor liquid equilibrium device exchanges the width selection technique scheme of slot, specific as follows：
Vapor liquid equilibrium device 5 selects the preferable ABS material of hydrophily, and carries out chemical surface treatment, improves hydrophily.Gas-liquid
Balancer isopipe width selects the width as vapor liquid equilibrium slot.
Select testing scheme：It will be vertical by different exchange well width vapor liquid equilibrium device one end of same chemical surface treatment
It is immersed in ink, climbing speed of the test different in width vapor liquid equilibrium device in same ink tension.It is specific as follows：
Groove width is selected to carry out next step design for the vapor liquid equilibrium device of 0.05 and 0.15mm according to the above test result.
According to the requirement of filling amount, cartridge is divided into three by selection using three vapor liquid equilibrium devices, and cartridge capacity is respectively such as
Under, select 0.5g, secondary proximal end cartridge filling amount to select 1.5g, distalmost end ink apart from most proximal end cartridge filling amount with writing element
Storehouse filling amount is 2g.
The different vapor liquid equilibrium devices for exchanging groove width are assembled respectively using different handwritings and other parts are tested as follows：
Write test：
It is 65 degree, writing speed 4.5m/min to be write pressure, ISO14145 writings paper based on 100g, write angle,
It is tested using pen machine is write, it is as a result as follows for the writing situation in the case of two kinds of contrast test：
Constant temperature is tested：
Based on climatic chamber, be respectively adopted keep flat, nib upward, nib downward, deduction cap carry out 3 months constant temperature survey
Examination, for comparing leak resistance situation, test temperature is 40 degree, relative humidity 40-70%, and test result is：
In summary test result and manufacture feasibility select gas-liquid to exchange well width and are used for the vapor liquid equilibrium device of 0.15mm
Implement in product technology scheme.
Embodiment 2：Referring in particular to Figure 15.
A kind of permanent indicia pen of alcohol-based, ink surface tension are 20~25mN/m, filling amount 3g, for marking
With.Ink adsorbent is realized using the design of vapor liquid equilibrium device homogeneous structure.As shown in figure 15 comprising：Handwriting 4, is used for
It accommodates ink and forms the main body of writing implement；Writing element 1 is mounted on handwriting head；Ink adsorbent 2 is mounted on book
The rear end of writing component；Fiber diversion core 3 is mounted in handwriting, through the ink adsorbent, front end and writing element
Contact, rear end is connected to the cartridge that handwriting inner cavity is formed；It is characterized in that, being equipped with extremely along its axis direction in the handwriting
A few vapor liquid equilibrium device 5, the vapor liquid equilibrium device 5 are mounted on the annular gap that the fiber diversion core is formed with handwriting
Interior, the structure setting of vapor liquid equilibrium device is at the structure as shown in Fig. 9, Figure 10, Figure 11, Figure 12, in the inside of vapor liquid equilibrium device
Middle part is set there are one lateral overflow launder, and the overflow launder exchanges slot connection, two gas-liquids with two longitudinally disposed gas-liquids
Exchange slot again be arranged vapor liquid equilibrium device outer surface multiple circumferential slots slots formed ink buffer tank be connected to.The overflow launder
10 one end is contacted with fiber diversion core, and the other end exchanges the connection of slot 9 with the gas-liquid；The fiber diversion core excircle
Face uses blind-mate or interference fit with vapor liquid equilibrium device inner hole wall.
Specifically, Figure 13, Figure 14 are seen in the direction of ink flow in vapor liquid equilibrium device.
After provided with slot, overflow launder, circumference slot is exchanged, vapor liquid equilibrium device forms micro-filtration system, therefore gas
Liquid balancer can equally play the role of ink adsorbent, therefore what can be optimized selects using vapor liquid equilibrium device as ink
Adsorbent.
Preferably, ink adsorbent 13 adsorbs ink using more gap fiber cotton core ink storage structures.Ink adsorbent can
To be formed using polyester fiber, polypropylene fibre, the various fibers winding boundlings such as nylon fiber, the gap between fiber can be with
Generate the function that capillary force realizes storage ink.
Preferably, the cartridge volume separated using multiple independent vapor liquid equilibrium devices, along writing element end to distalmost end,
Two wherein adjacent cartridges, the cartridge volume of distal end are not less than the cartridge volume of proximal end.
Due to multiple vapor liquid equilibrium devices can Buffer Overflow step by step extra ink, in order to preferably prevent the wind of ink leak
Danger, therefore cartridge volume nearest apart from writing element in each cartridge volume preferably separated is minimum, and increase step by step.With attached drawing
For 15, if the cartridge volume nearest apart from writing element is V1, and other storehouses are followed successively by V2, V3, wherein V1≤V2≤V3.
Preferably, the axial limiting platform of the vapor liquid equilibrium device axis setting fiber diversion core apart from writing element distalmost end
Rank 14, and step circumference realizes the contact of the ink and diversion core in cartridge using slot 15.Refer to Figure 16, Figure 17.
By air duct, air can be replenished in time in the exchange slot of vapor liquid equilibrium device, so that it is guaranteed that gas-liquid exchanges
Smooth realization.
Wherein need additional description is the width selection technique scheme that vapor liquid equilibrium device gas-liquid exchanges slot, specific as follows：
Vapor liquid equilibrium device selects the preferable PP materials of chemical resistance, and carries out chemical surface treatment, improves hydrophily.To carry
The buffer capacity of high ink, selection are provided with 2 gas-liquids exchange slots, corresponding 2 overflow launders and multiple inks using excircle and delay
The vapor liquid equilibrium device of jet-bedding, wherein isopipe width select the width as vapor liquid equilibrium slot, each ink buffer well width
For 0.20mm.
Select testing scheme：It will be vertical by different exchange well width vapor liquid equilibrium device one end of same chemical surface treatment
It is immersed in ink, climbing speed of the test different in width vapor liquid equilibrium device in same ink tension.It is specific as follows：
Groove width is selected to carry out next step design for the vapor liquid equilibrium device of 0.05 and 0.10mm according to the above test result.
According to the requirement of filling amount, cartridge is divided into three by selection using three vapor liquid equilibrium devices, and cartridge capacity is respectively such as
Under, select 0.5g, secondary proximal end cartridge filling amount to select 1g, distalmost end cartridge apart from most proximal end cartridge filling amount with writing element
Management amount is 1.5g.
The vapor liquid equilibrium device for being assembled two kinds of exchange groove widths respectively using different handwritings is tested as follows with other parts：
Write test：
It is 65 degree, writing speed 4.5m/min to be write pressure, PE films based on 100g, write angle, is crossed using writing
Machine is tested, as a result as follows for the writing situation in the case of two kinds of contrast test：
Constant temperature is tested：
Based on climatic chamber, be respectively adopted keep flat, nib upward, nib downward, deduction cap carry out 3 months constant temperature survey
Examination, for comparing leak resistance situation, test temperature is 40 degree, relative humidity 40-70%, and test result is：
In summary test result and manufacture feasibility select gas-liquid to exchange well width and are used for the vapor liquid equilibrium device of 0.10mm
Implement in product technology scheme.
Identical gas-liquid is similarly selected to exchange the vapor liquid equilibrium device of well width as ink adsorbent.
Embodiment 3：Referring in particular to Figure 19.
One kind changing the aqueous marking pen of capsule, and ink surface tension is 30~35mN/m, and ink sac filling amount is 2.5g, is used for book
Label drawing is write to use.As shown in figure 19, it changes the end fixed form of fiber diversion core and the structure of handwriting, handwriting 4 is adopted
With the split structure that ink sac is plug-in；The end of fiber diversion core, which is fixed, uses an individual ink sac fixed column, will
After ink sac is attached in fixed column, cartridge is formed；Remaining structure is same as Example 2；Vapor liquid equilibrium device in certain structure
It can also select Fig. 5, Fig. 6, structure shown in Fig. 7.
It is to be used to buffer step by step using 2 vapor liquid equilibrium devices in the structure, in addition front end ink adsorbent 13 uses gas-liquid
The similar design structure of balancer, is provided with annular groove on it.
Above-mentioned, although the foregoing specific embodiments of the present invention is described with reference to the accompanying drawings, not protects model to the present invention
The limitation enclosed, those skilled in the art should understand that, based on the technical solutions of the present invention, those skilled in the art are not
Need to make the creative labor the various modifications or changes that can be made still within protection scope of the present invention.
Claims (8)
1. a kind of direct-fluid-supply writing implement, including：Handwriting is used to accommodate ink and forms the main body of writing implement；
Writing element is mounted on handwriting front end；
Ink adsorbent is mounted on the rear end of writing element；
Diversion core is mounted in handwriting, and through the ink adsorbent, front end is contacted with writing element, rear end and pen
The cartridge connection that intracoelomic cavity is formed；It is characterized in that,
It is equipped at least one vapor liquid equilibrium device along its axis direction in the handwriting, the vapor liquid equilibrium device is mounted on institute
Between the diversion core stated and handwriting inner wall, on the outer circumference surface of the vapor liquid equilibrium device being provided with one or more runs through
Its outer circumference surface and the gas-liquid exchange slot for having capillary force effect to ink；It is set on the sagittal plane of the vapor liquid equilibrium device
Have an overflow launder, the overflow launder be arranged on the end face of the vapor liquid equilibrium device or vapor liquid equilibrium device among position, and
Through inner hole wall；One end of the overflow launder is contacted with diversion core, and the other end exchanges slot connection with the gas-liquid；Described
Diversion core outer circumference surface uses blind-mate with vapor liquid equilibrium device inner hole wall；External environment is by originating from writing element end
Handwriting inner wall air duct exchanges slot with the gas-liquid of vapor liquid equilibrium device and is connected.
2. a kind of direct-fluid-supply writing implement according to claim 1, it is characterised in that：The gas-liquid of the vapor liquid equilibrium device
It is 0.05mm ~ 0.40mm to exchange well width A.
3. a kind of direct-fluid-supply writing implement according to claim 1, it is characterised in that：The overflow of the vapor liquid equilibrium device
Well width B≤gas-liquid exchanges well width A.
4. a kind of direct-fluid-supply writing implement according to claim 1, it is characterised in that：The vapor liquid equilibrium device is far from book
The excircle at writing component end uses the interference fit of step limit with handwriting inner surface.
5. a kind of direct-fluid-supply writing implement according to claim 1, it is characterised in that：In the vapor liquid equilibrium device outer circle
It is additionally provided on circumferential surface and forms ink buffer tank by multiple circumferential slots slots, each ink buffer tank exchanges slot with gas-liquid and communicates.
6. a kind of direct-fluid-supply writing implement according to claim 1, it is characterised in that：The ink adsorbent is using more
Gap fiber cotton core ink storage structure adsorbs ink.
7. a kind of direct-fluid-supply writing implement according to claim 1, it is characterised in that：When the vapor liquid equilibrium device is arranged
When having multiple, the cartridge volume separated by multiple independent vapor liquid equilibrium devices, wherein the volume relationship of two adjacent cartridges is：
Along writing element end to distalmost end, the cartridge volume of distal end is more than or equal to the cartridge volume of proximal end.
8. a kind of direct-fluid-supply writing implement according to claim 1, it is characterised in that：Gas apart from writing element distalmost end
The axial limiting step of diversion core is arranged in liquid balancer axis, and step circumference realizes ink and the diversion in cartridge using slot
The contact of core.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710335298.5A CN106985572B (en) | 2017-05-12 | 2017-05-12 | A kind of direct-fluid-supply writing implement |
| US16/086,289 US10611185B2 (en) | 2017-05-12 | 2018-01-09 | Liquid ink writing instrument |
| PCT/CN2018/071970 WO2018205669A1 (en) | 2017-05-12 | 2018-01-09 | Direct liquid type writing tool |
| ES18759540T ES2874657T3 (en) | 2017-05-12 | 2018-01-09 | Direct Liquid Type Writing Tool |
| EP18759540.0A EP3424746B1 (en) | 2017-05-12 | 2018-01-09 | Direct liquid type writing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710335298.5A CN106985572B (en) | 2017-05-12 | 2017-05-12 | A kind of direct-fluid-supply writing implement |
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| CN106985572A CN106985572A (en) | 2017-07-28 |
| CN106985572B true CN106985572B (en) | 2018-07-31 |
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| CN201710335298.5A Active CN106985572B (en) | 2017-05-12 | 2017-05-12 | A kind of direct-fluid-supply writing implement |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11832645B2 (en) | 2020-01-15 | 2023-12-05 | Shenzhen Smoore Technology Limited | Electronic atomization device and atomizer |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10611185B2 (en) | 2017-05-12 | 2020-04-07 | Qingdao Changlong Stationery Co., Ltd. | Liquid ink writing instrument |
| CN110561944A (en) * | 2018-06-06 | 2019-12-13 | 迈博高分子材料（宁波）有限公司 | Porous body |
| CN110561943A (en) * | 2018-06-06 | 2019-12-13 | 迈博高分子材料（宁波）有限公司 | Porous body |
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| CN106985572A (en) | 2017-07-28 |
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